Gecko [ www.utparral.edu.mx ]

/ usr / bin / [ HOME SHELL ]

Name	Size	Permission
X11	[ DIR ]	drwxr-xr-x
[	50.44 KB	-rwxr-xr-x
aa-enabled	34.52 KB	-rwxr-xr-x
aa-exec	34.52 KB	-rwxr-xr-x
aa-features-abi	30.52 KB	-rwxr-xr-x
aconnect	22.38 KB	-rwxr-xr-x
acpidbg	1.58 KB	-rwxr-xr-x
acpi_listen	18.57 KB	-rwxr-xr-x
add-apt-repository	14.14 KB	-rwxr-xr-x
addpart	14.38 KB	-rwxr-xr-x
airscan-discover	146.85 KB	-rwxr-xr-x
alsabat	42.44 KB	-rwxr-xr-x
alsaloop	83.33 KB	-rwxr-xr-x
alsamixer	84.29 KB	-rwxr-xr-x
alsatplg	74.38 KB	-rwxr-xr-x
alsaucm	30.84 KB	-rwxr-xr-x
amidi	30.38 KB	-rwxr-xr-x
amixer	62.45 KB	-rwxr-xr-x
anydesk	16.4 MB	-rwxr-xr-x
anydesk-global-settings	54 B	-rwxr-xr-x
apg	274 B	-rwxr-xr-x
apgbfm	26.16 KB	-rwxr-xr-x
aplay	82.42 KB	-rwxr-xr-x
aplaymidi	26.38 KB	-rwxr-xr-x
apport-bug	2.51 KB	-rwxr-xr-x
apport-cli	13.05 KB	-rwxr-xr-x
apport-collect	2.51 KB	-rwxr-xr-x
apport-unpack	2.02 KB	-rwxr-xr-x
appres	14.3 KB	-rwxr-xr-x
appstreamcli	118.23 KB	-rwxr-xr-x
apropos	47.28 KB	-rwxr-xr-x
apt	18.38 KB	-rwxr-xr-x
apt-add-repository	14.14 KB	-rwxr-xr-x
apt-cache	82.47 KB	-rwxr-xr-x
apt-cdrom	26.47 KB	-rwxr-xr-x
apt-config	26.39 KB	-rwxr-xr-x
aptdcon	1.01 KB	-rwxr-xr-x
apt-extracttemplates	22.47 KB	-rwxr-xr-x
apt-ftparchive	230.48 KB	-rwxr-xr-x
apt-get	50.47 KB	-rwxr-xr-x
apt-key	27.51 KB	-rwxr-xr-x
apt-mark	50.47 KB	-rwxr-xr-x
apt-sortpkgs	38.4 KB	-rwxr-xr-x
apturl	273 B	-rwxr-xr-x
apturl-gtk	1.51 KB	-rwxr-xr-x
arch	30.51 KB	-rwxr-xr-x
arecord	82.42 KB	-rwxr-xr-x
arecordmidi	30.39 KB	-rwxr-xr-x
arm2hpdl	14.31 KB	-rwxr-xr-x
arpaname	14.3 KB	-rwxr-xr-x
aseqdump	26.38 KB	-rwxr-xr-x
aseqnet	22.43 KB	-rwxr-xr-x
aspell	142.48 KB	-rwxr-xr-x
aspell-import	2 KB	-rwxr-xr-x
atobm	14.3 KB	-rwxr-xr-x
avahi-browse	30.39 KB	-rwxr-xr-x
avahi-browse-domains	30.39 KB	-rwxr-xr-x
avahi-publish	26.38 KB	-rwxr-xr-x
avahi-publish-address	26.38 KB	-rwxr-xr-x
avahi-publish-service	26.38 KB	-rwxr-xr-x
avahi-resolve	22.38 KB	-rwxr-xr-x
avahi-resolve-address	22.38 KB	-rwxr-xr-x
avahi-resolve-host-name	22.38 KB	-rwxr-xr-x
avahi-set-host-name	14.38 KB	-rwxr-xr-x
avinfo	22.26 KB	-rwxr-xr-x
awk	154.79 KB	-rwxr-xr-x
axfer	90.38 KB	-rwxr-xr-x
b2sum	50.52 KB	-rwxr-xr-x
baobab	238.58 KB	-rwxr-xr-x
base32	34.51 KB	-rwxr-xr-x
base64	34.51 KB	-rwxr-xr-x
basename	34.51 KB	-rwxr-xr-x
basenc	46.51 KB	-rwxr-xr-x
bash	1.33 MB	-rwxr-xr-x
bashbug	6.66 KB	-rwxr-xr-x
bc	90.82 KB	-rwxr-xr-x
bdftopcf	42.26 KB	-rwxr-xr-x
bdftruncate	14.15 KB	-rwxr-xr-x
bitmap	106.31 KB	-rwxr-xr-x
bluemoon	38.23 KB	-rwxr-xr-x
bluetoothctl	274.8 KB	-rwxr-xr-x
bluetooth-sendto	34.4 KB	-rwxr-xr-x
bmtoa	14.32 KB	-rwxr-xr-x
boltctl	122.98 KB	-rwxr-xr-x
bootctl	70.49 KB	-rwxr-xr-x
brltty	1012.04 KB	-rwxr-xr-x
brltty-ctb	286.73 KB	-rwxr-xr-x
brltty-trtxt	238.62 KB	-rwxr-xr-x
brltty-ttb	270.81 KB	-rwxr-xr-x
broadwayd	118.3 KB	-rwxr-xr-x
browse	25.46 KB	-rwxr-xr-x
btattach	30.23 KB	-rwxr-xr-x
btmgmt	165 KB	-rwxr-xr-x
btmon	850.3 KB	-rwxr-xr-x
bunzip2	38.38 KB	-rwxr-xr-x
busctl	90.49 KB	-rwxr-xr-x
busybox	2.09 MB	-rwxr-xr-x
bwrap	70.47 KB	-rwxr-xr-x
bzcat	38.38 KB	-rwxr-xr-x
bzcmp	2.17 KB	-rwxr-xr-x
bzdiff	2.17 KB	-rwxr-xr-x
bzegrep	3.69 KB	-rwxr-xr-x
bzexe	4.78 KB	-rwxr-xr-x
bzfgrep	3.69 KB	-rwxr-xr-x
bzgrep	3.69 KB	-rwxr-xr-x
bzip2	38.38 KB	-rwxr-xr-x
bzip2recover	14.3 KB	-rwxr-xr-x
bzless	1.27 KB	-rwxr-xr-x
bzmore	1.27 KB	-rwxr-xr-x
calibrate_ppa	26.38 KB	-rwxr-xr-x
canberra-gtk-play	18.22 KB	-rwxr-xr-x
cancel	14.3 KB	-rwxr-xr-x
captoinfo	86.41 KB	-rwxr-xr-x
cat	34.46 KB	-rwxr-xr-x
catman	34.76 KB	-rwxr-xr-x
cautious-launcher	853 B	-rwxr-xr-x
cd-create-profile	26.29 KB	-rwxr-xr-x
cd-fix-profile	26.29 KB	-rwxr-xr-x
cd-iccdump	14.29 KB	-rwxr-xr-x
cd-it8	22.29 KB	-rwxr-xr-x
chacl	22.3 KB	-rwxr-xr-x
chage	70.49 KB	-rwxr-sr-x
chardet	965 B	-rwxr-xr-x
chardetect	965 B	-rwxr-xr-x
chattr	14.31 KB	-rwxr-xr-x
chcon	58.51 KB	-rwxr-xr-x
check-language-support	2.71 KB	-rwxr-xr-x
cheese	266.39 KB	-rwxr-xr-x
chfn	71.01 KB	-rwsr-xr-x
chgrp	54.51 KB	-rwxr-xr-x
chmod	54.51 KB	-rwxr-xr-x
choom	22.38 KB	-rwxr-xr-x
chown	58.51 KB	-rwxr-xr-x
chrt	26.38 KB	-rwxr-xr-x
chsh	43.76 KB	-rwsr-xr-x
chvt	14.23 KB	-rwxr-xr-x
ciptool	34.34 KB	-rwxr-xr-x
ckbcomp	146.31 KB	-rwxr-xr-x
cksum	34.41 KB	-rwxr-xr-x
clear	14.31 KB	-rwxr-xr-x
clear_console	14.23 KB	-rwxr-xr-x
cmp	42.39 KB	-rwxr-xr-x
codepage	14.15 KB	-rwxr-xr-x
col	22.38 KB	-rwxr-xr-x
colcrt	14.38 KB	-rwxr-xr-x
colormgr	58.29 KB	-rwxr-xr-x
colrm	14.38 KB	-rwxr-xr-x
column	34.38 KB	-rwxr-xr-x
comm	34.52 KB	-rwxr-xr-x
compose	18.06 KB	-rwxr-xr-x
corelist	15.01 KB	-rwxr-xr-x
cp	138.51 KB	-rwxr-xr-x
cpan	8.16 KB	-rwxr-xr-x
cpan5.34-x86_64-linux-gnu	8.18 KB	-rwxr-xr-x
cpio	141.64 KB	-rwxr-xr-x
cpp	906.82 KB	-rwxr-xr-x
cpp-11	906.82 KB	-rwxr-xr-x
cpupower	1.58 KB	-rwxr-xr-x
c_rehash	6.8 KB	-rwxr-xr-x
crontab	38.64 KB	-rwxr-sr-x
csplit	106.51 KB	-rwxr-xr-x
ctstat	22.66 KB	-rwxr-xr-x
cupstestppd	62.38 KB	-rwxr-xr-x
cut	38.51 KB	-rwxr-xr-x
cvt	14.14 KB	-rwxr-xr-x
cvtsudoers	296.4 KB	-rwxr-xr-x
dash	122.74 KB	-rwxr-xr-x
date	102.51 KB	-rwxr-xr-x
dbus-cleanup-sockets	14.29 KB	-rwxr-xr-x
dbus-daemon	227.32 KB	-rwxr-xr-x
dbus-monitor	26.29 KB	-rwxr-xr-x
dbus-run-session	14.29 KB	-rwxr-xr-x
dbus-send	26.29 KB	-rwxr-xr-x
dbus-update-activation-environment	14.29 KB	-rwxr-xr-x
dbus-uuidgen	14.29 KB	-rwxr-xr-x
dbxtool	26.3 KB	-rwxr-xr-x
dc	46.24 KB	-rwxr-xr-x
dconf	58.21 KB	-rwxr-xr-x
dd	66.52 KB	-rwxr-xr-x
ddstdecode	18.31 KB	-rwxr-xr-x
deallocvt	14.23 KB	-rwxr-xr-x
debconf	2.79 KB	-rwxr-xr-x
debconf-apt-progress	11.27 KB	-rwxr-xr-x
debconf-communicate	608 B	-rwxr-xr-x
debconf-copydb	1.68 KB	-rwxr-xr-x
debconf-escape	647 B	-rwxr-xr-x
debconf-set-selections	2.92 KB	-rwxr-xr-x
debconf-show	1.78 KB	-rwxr-xr-x
debian-distro-info	22.95 KB	-rwxr-xr-x
deb-systemd-helper	20.89 KB	-rwxr-xr-x
deb-systemd-invoke	6.01 KB	-rwxr-xr-x
deja-dup	322.51 KB	-rwxr-xr-x
delpart	14.38 KB	-rwxr-xr-x
delv	45.32 KB	-rwxr-xr-x
desktop-file-edit	96.44 KB	-rwxr-xr-x
desktop-file-install	96.44 KB	-rwxr-xr-x
desktop-file-validate	76.69 KB	-rwxr-xr-x
devdump	183.27 KB	-rwxr-xr-x
df	83.08 KB	-rwxr-xr-x
dfu-tool	110.3 KB	-rwxr-xr-x
dh_bash-completion	4.31 KB	-rwxr-xr-x
dh_installxmlcatalogs	9.22 KB	-rwxr-xr-x
dh_perl_openssl	1.5 KB	-rwxr-xr-x
diff	130.55 KB	-rwxr-xr-x
diff3	54.52 KB	-rwxr-xr-x
dig	150.83 KB	-rwxr-xr-x
dir	134.98 KB	-rwxr-xr-x
dircolors	38.52 KB	-rwxr-xr-x
dirmngr	433.02 KB	-rwxr-xr-x
dirmngr-client	54.92 KB	-rwxr-xr-x
dirname	30.38 KB	-rwxr-xr-x
dirsplit	16.74 KB	-rwxr-xr-x
distro-info	22.89 KB	-rwxr-xr-x
dmesg	70.61 KB	-rwxr-xr-x
dnsdomainname	22.23 KB	-rwxr-xr-x
dnssec-cds	51.39 KB	-rwxr-xr-x
dnssec-dsfromkey	38.38 KB	-rwxr-xr-x
dnssec-importkey	38.38 KB	-rwxr-xr-x
dnssec-keyfromlabel	42.38 KB	-rwxr-xr-x
dnssec-keygen	46.38 KB	-rwxr-xr-x
dnssec-revoke	30.38 KB	-rwxr-xr-x
dnssec-settime	46.38 KB	-rwxr-xr-x
dnssec-signzone	94.41 KB	-rwxr-xr-x
dnssec-verify	30.39 KB	-rwxr-xr-x
domainname	22.23 KB	-rwxr-xr-x
do-release-upgrade	10.42 KB	-rwxr-xr-x
dpkg	310.69 KB	-rwxr-xr-x
dpkg-deb	134.49 KB	-rwxr-xr-x
dpkg-divert	118.49 KB	-rwxr-xr-x
dpkg-maintscript-helper	20.71 KB	-rwxr-xr-x
dpkg-query	138.52 KB	-rwxr-xr-x
dpkg-realpath	4.09 KB	-rwxr-xr-x
dpkg-split	98.51 KB	-rwxr-xr-x
dpkg-statoverride	46.26 KB	-rwxr-xr-x
dpkg-trigger	42.41 KB	-rwxr-xr-x
driverless	30.32 KB	-rwxr-xr-x
driverless-fax	537 B	-rwxr-xr-x
du	146.51 KB	-rwxr-xr-x
dumpkeys	158.71 KB	-rwxr-xr-x
duplicity	5.21 KB	-rwxr-xr-x
dvipdf	1007 B	-rwxr-xr-x
echo	34.3 KB	-rwxr-xr-x
ed	54.49 KB	-rwxr-xr-x
edit	18.06 KB	-rwxr-xr-x
editor	276.52 KB	-rwxr-xr-x
editres	72.69 KB	-rwxr-xr-x
efibootdump	22.15 KB	-rwxr-xr-x
efibootmgr	43.27 KB	-rwxr-xr-x
egrep	28 B	-rwxr-xr-x
eject	42.23 KB	-rwxr-xr-x
enc2xs	40.84 KB	-rwxr-xr-x
encguess	3.01 KB	-rwxr-xr-x
enchant-2	26.29 KB	-rwxr-xr-x
enchant-lsmod-2	18.29 KB	-rwxr-xr-x
env	42.95 KB	-rwxr-xr-x
envsubst	34.38 KB	-rwxr-xr-x
eog	18.37 KB	-rwxr-xr-x
eps2eps	639 B	-rwxr-xr-x
eqn	188.45 KB	-rwxr-xr-x
esc-m	14.16 KB	-rwxr-xr-x
eutp	26.16 KB	-rwxr-xr-x
evince	519.73 KB	-rwxr-xr-x
evince-previewer	70.52 KB	-rwxr-xr-x
evince-thumbnailer	18.38 KB	-rwxr-xr-x
ex	1.45 MB	-rwxr-xr-x
expand	34.53 KB	-rwxr-xr-x
expiry	22.59 KB	-rwxr-sr-x
expr	102.41 KB	-rwxr-xr-x
factor	70.51 KB	-rwxr-xr-x
faillog	22.59 KB	-rwxr-xr-x
fallocate	22.38 KB	-rwxr-xr-x
false	26.3 KB	-rwxr-xr-x
fc-cache	22.23 KB	-rwxr-xr-x
fc-cat	18.23 KB	-rwxr-xr-x
fc-conflist	14.23 KB	-rwxr-xr-x
fc-list	14.23 KB	-rwxr-xr-x
fc-match	14.23 KB	-rwxr-xr-x
fc-pattern	14.23 KB	-rwxr-xr-x
fc-query	14.23 KB	-rwxr-xr-x
fc-scan	14.23 KB	-rwxr-xr-x
fc-validate	14.23 KB	-rwxr-xr-x
fgconsole	14.23 KB	-rwxr-xr-x
fgrep	28 B	-rwxr-xr-x
file	26.56 KB	-rwxr-xr-x
file2brl	26.21 KB	-rwxr-xr-x
file-roller	528.85 KB	-rwxr-xr-x
filezilla	3.79 MB	-rwxr-xr-x
fincore	22.42 KB	-rwxr-xr-x
find	275.48 KB	-rwxr-xr-x
findmnt	63.61 KB	-rwxr-xr-x
firefox	2.32 KB	-rwxr-xr-x
flock	22.48 KB	-rwxr-xr-x
fmt	38.51 KB	-rwxr-xr-x
fold	34.51 KB	-rwxr-xr-x
fonttosfnt	38.16 KB	-rwxr-xr-x
foo2ddst	30.96 KB	-rwxr-xr-x
foo2ddst-wrapper	16.86 KB	-rwxr-xr-x
foo2hbpl2	30.99 KB	-rwxr-xr-x
foo2hbpl2-wrapper	17.91 KB	-rwxr-xr-x
foo2hiperc	42.99 KB	-rwxr-xr-x
foo2hiperc-wrapper	18.11 KB	-rwxr-xr-x
foo2hp	38.96 KB	-rwxr-xr-x
foo2hp2600-wrapper	18.75 KB	-rwxr-xr-x
foo2lava	42.95 KB	-rwxr-xr-x
foo2lava-wrapper	19.61 KB	-rwxr-xr-x
foo2oak	38.89 KB	-rwxr-xr-x
foo2oak-wrapper	17.45 KB	-rwxr-xr-x
foo2qpdl	43.03 KB	-rwxr-xr-x
foo2qpdl-wrapper	19.06 KB	-rwxr-xr-x
foo2slx	30.93 KB	-rwxr-xr-x
foo2slx-wrapper	17.19 KB	-rwxr-xr-x
foo2xqx	31 KB	-rwxr-xr-x
foo2xqx-wrapper	17.16 KB	-rwxr-xr-x
foo2zjs	43.03 KB	-rwxr-xr-x
foo2zjs-icc2ps	14.31 KB	-rwxr-xr-x
foo2zjs-pstops	2.93 KB	-rwxr-xr-x
foo2zjs-wrapper	25.34 KB	-rwxr-xr-x
foomatic-rip	107.41 KB	-rwxr-xr-x
fprintd-delete	86.38 KB	-rwxr-xr-x
fprintd-enroll	90.86 KB	-rwxr-xr-x
fprintd-list	78.38 KB	-rwxr-xr-x
fprintd-verify	86.38 KB	-rwxr-xr-x
free	26.23 KB	-rwxr-xr-x
ftp	178.9 KB	-rwxr-xr-x
funzip	22.3 KB	-rwxr-xr-x
fuser	39.31 KB	-rwxr-xr-x
fusermount	34.38 KB	-rwsr-xr-x
fusermount3	34.38 KB	-rwsr-xr-x
futurize	960 B	-rwxr-xr-x
fwupdagent	190.3 KB	-rwxr-xr-x
fwupdate	82.3 KB	-rwxr-xr-x
fwupdmgr	190.3 KB	-rwxr-xr-x
fwupdtool	394.92 KB	-rwxr-xr-x
fzputtygen	210.23 KB	-rwxr-xr-x
fzsftp	562.73 KB	-rwxr-xr-x
gamemoded	154.65 KB	-rwxr-xr-x
gamma4scanimage	14.3 KB	-rwxr-xr-x
gapplication	22.38 KB	-rwxr-xr-x
gatttool	103.45 KB	-rwxr-xr-x
gcalccmd	314.39 KB	-rwxr-xr-x
gcore	3.4 KB	-rwxr-xr-x
gcr-viewer	14.37 KB	-rwxr-xr-x
gdb	9.8 MB	-rwxr-xr-x
gdb-add-index	4.52 KB	-rwxr-xr-x
gdbtui	126 B	-rwxr-xr-x
gdbus	50.38 KB	-rwxr-xr-x
gdialog	9.01 KB	-rwxr-xr-x
gdk-pixbuf-csource	14.33 KB	-rwxr-xr-x
gdk-pixbuf-pixdata	14.31 KB	-rwxr-xr-x
gdk-pixbuf-thumbnailer	18.39 KB	-rwxr-xr-x
gdmflexiserver	22.78 KB	-rwxr-xr-x
gdm-screenshot	18.41 KB	-rwxr-xr-x
gedit	14.3 KB	-rwxr-xr-x
genisoimage	645.9 KB	-rwxr-xr-x
geqn	188.45 KB	-rwxr-xr-x
GET	15.82 KB	-rwxr-xr-x
getconf	34.29 KB	-rwxr-xr-x
geteltorito	6.06 KB	-rwxr-xr-x
getent	38.65 KB	-rwxr-xr-x
getfacl	30.81 KB	-rwxr-xr-x
getkeycodes	14.23 KB	-rwxr-xr-x
getopt	22.38 KB	-rwxr-xr-x
gettext	34.38 KB	-rwxr-xr-x
gettext.sh	5.07 KB	-rwxr-xr-x
ghostscript	14.15 KB	-rwxr-xr-x
ginstall-info	103.23 KB	-rwxr-xr-x
gio	90.4 KB	-rwxr-xr-x
gio-querymodules	14.3 KB	-rwxr-xr-x
gipddecode	18.31 KB	-rwxr-xr-x
gjs	22.72 KB	-rwxr-xr-x
gjs-console	22.72 KB	-rwxr-xr-x
gkbd-keyboard-display	14.3 KB	-rwxr-xr-x
glib-compile-schemas	50.3 KB	-rwxr-xr-x
gnome-calculator	914.84 KB	-rwxr-xr-x
gnome-calendar	644.57 KB	-rwxr-xr-x
gnome-characters	299 B	-rwxr-xr-x
gnome-control-center	4.47 MB	-rwxr-xr-x
gnome-disk-image-mounter	22.38 KB	-rwxr-xr-x
gnome-disks	727.49 KB	-rwxr-xr-x
gnome-extensions	62.45 KB	-rwxr-xr-x
gnome-font-viewer	94.85 KB	-rwxr-xr-x
gnome-help	66.23 KB	-rwxr-xr-x
gnome-keyring	22.54 KB	-rwxr-xr-x
gnome-keyring-3	22.54 KB	-rwxr-xr-x
gnome-keyring-daemon	993.29 KB	-rwxr-xr-x
gnome-language-selector	1.41 KB	-rwxr-xr-x
gnome-logs	190.88 KB	-rwxr-xr-x
gnome-power-statistics	66.28 KB	-rwxr-xr-x
gnome-session	803 B	-rwxr-xr-x
gnome-session-custom-session	54 B	-rwxr-xr-x
gnome-session-inhibit	22.31 KB	-rwxr-xr-x
gnome-session-properties	66.26 KB	-rwxr-xr-x
gnome-session-quit	14.61 KB	-rwxr-xr-x
gnome-shell	26.63 KB	-rwxr-xr-x
gnome-shell-extension-tool	1.67 KB	-rwxr-xr-x
gnome-shell-perf-tool	10.36 KB	-rwxr-xr-x
gnome-system-monitor	350.36 KB	-rwxr-xr-x
gnome-terminal	3.32 KB	-rwxr-xr-x
gnome-terminal.real	75.52 KB	-rwxr-xr-x
gnome-terminal.wrapper	2.65 KB	-rwxr-xr-x
gnome-text-editor	14.3 KB	-rwxr-xr-x
gnome-thumbnail-font	26.3 KB	-rwxr-xr-x
gnome-todo	406.87 KB	-rwxr-xr-x
gnome-www-browser	2.32 KB	-rwxr-xr-x
gpasswd	70.38 KB	-rwsr-xr-x
gpg	1 MB	-rwxr-xr-x
gpg-agent	312.96 KB	-rwxr-xr-x
gpgcompose	496.48 KB	-rwxr-xr-x
gpgconf	126.73 KB	-rwxr-xr-x
gpg-connect-agent	82.99 KB	-rwxr-xr-x
gpgparsemail	34.38 KB	-rwxr-xr-x
gpgsm	418.9 KB	-rwxr-xr-x
gpgsplit	26.55 KB	-rwxr-xr-x
gpgtar	63.39 KB	-rwxr-xr-x
gpgv	271.04 KB	-rwxr-xr-x
gpg-wks-server	115.05 KB	-rwxr-xr-x
gpg-zip	3.43 KB	-rwxr-xr-x
gpic	200.04 KB	-rwxr-xr-x
gpu-manager	78.82 KB	-rwxr-xr-x
grdctl	26.38 KB	-rwxr-xr-x
grep	178.45 KB	-rwxr-xr-x
gresource	22.3 KB	-rwxr-xr-x
groff	94.5 KB	-rwxr-xr-x
grog	2.71 KB	-rwxr-xr-x
grops	162.55 KB	-rwxr-xr-x
grotty	118.52 KB	-rwxr-xr-x
groups	34.51 KB	-rwxr-xr-x
grub-editenv	376.95 KB	-rwxr-xr-x
grub-file	816.45 KB	-rwxr-xr-x
grub-fstest	937.92 KB	-rwxr-xr-x
grub-glue-efi	247.86 KB	-rwxr-xr-x
grub-kbdcomp	1.64 KB	-rwxr-xr-x
grub-menulst2cfg	228.13 KB	-rwxr-xr-x
grub-mkfont	272.42 KB	-rwxr-xr-x
grub-mkimage	361.05 KB	-rwxr-xr-x
grub-mklayout	252.17 KB	-rwxr-xr-x
grub-mknetdir	417.66 KB	-rwxr-xr-x
grub-mkpasswd-pbkdf2	256.2 KB	-rwxr-xr-x
grub-mkrelpath	247.58 KB	-rwxr-xr-x
grub-mkrescue	998.47 KB	-rwxr-xr-x
grub-mkstandalone	493.95 KB	-rwxr-xr-x
grub-mount	760.84 KB	-rwxr-xr-x
grub-ntldr-img	38.24 KB	-rwxr-xr-x
grub-render-label	828.83 KB	-rwxr-xr-x
grub-script-check	275.7 KB	-rwxr-xr-x
grub-syslinux2cfg	781.34 KB	-rwxr-xr-x
gs	14.15 KB	-rwxr-xr-x
gsbj	350 B	-rwxr-xr-x
gsdj	352 B	-rwxr-xr-x
gsdj500	352 B	-rwxr-xr-x
gsettings	30.3 KB	-rwxr-xr-x
gslj	353 B	-rwxr-xr-x
gslp	350 B	-rwxr-xr-x
gsnd	277 B	-rwxr-xr-x
gst-device-monitor-1.0	22.4 KB	-rwxr-xr-x
gst-discoverer-1.0	34.32 KB	-rwxr-xr-x
gst-inspect-1.0	62.4 KB	-rwxr-xr-x
gst-launch-1.0	38.33 KB	-rwxr-xr-x
gst-play-1.0	50.4 KB	-rwxr-xr-x
gstreamer-codec-install	22.15 KB	-rwxr-xr-x
gst-stats-1.0	34.38 KB	-rwxr-xr-x
gst-tester-1.0	14.31 KB	-rwxr-xr-x
gst-typefind-1.0	18.31 KB	-rwxr-xr-x
gtbl	126.48 KB	-rwxr-xr-x
gtf	18.31 KB	-rwxr-xr-x
gtk4-builder-tool	54.43 KB	-rwxr-xr-x
gtk4-encode-symbolic-svg	7.99 MB	-rwxr-xr-x
gtk4-launch	18.46 KB	-rwxr-xr-x
gtk4-query-settings	14.3 KB	-rwxr-xr-x
gtk4-update-icon-cache	38.73 KB	-rwxr-xr-x
gtk-builder-tool	34.73 KB	-rwxr-xr-x
gtk-encode-symbolic-svg	18.41 KB	-rwxr-xr-x
gtk-launch	18.46 KB	-rwxr-xr-x
gtk-query-settings	14.3 KB	-rwxr-xr-x
gtk-update-icon-cache	38.57 KB	-rwxr-xr-x
gunzip	2.29 KB	-rwxr-xr-x
gzexe	6.3 KB	-rwxr-xr-x
gzip	91.23 KB	-rwxr-xr-x
h2ph	28.54 KB	-rwxr-xr-x
h2xs	59.51 KB	-rwxr-xr-x
hardlink	34.43 KB	-rwxr-xr-x
hbpldecode	26.31 KB	-rwxr-xr-x
hciattach	56.3 KB	-rwxr-xr-x
hciconfig	164.02 KB	-rwxr-xr-x
hcitool	159.76 KB	-rwxr-xr-x
hd	50.39 KB	-rwxr-xr-x
head	42.51 KB	-rwxr-xr-x
HEAD	15.82 KB	-rwxr-xr-x
helpztags	2.46 KB	-rwxr-xr-x
hex2hcd	18.23 KB	-rwxr-xr-x
hexdump	50.39 KB	-rwxr-xr-x
hipercdecode	18.31 KB	-rwxr-xr-x
host	118.82 KB	-rwxr-xr-x
hostid	30.51 KB	-rwxr-xr-x
hostname	22.23 KB	-rwxr-xr-x
hostnamectl	30.38 KB	-rwxr-xr-x
hp-align	9.14 KB	-rwxr-xr-x
hp-check	39.2 KB	-rwxr-xr-x
hp-clean	7.05 KB	-rwxr-xr-x
hp-colorcal	9.08 KB	-rwxr-xr-x
hp-config_usb_printer	6.98 KB	-rwxr-xr-x
hp-doctor	12.69 KB	-rwxr-xr-x
hp-firmware	6.47 KB	-rwxr-xr-x
hp-info	6.26 KB	-rwxr-xr-x
hp-levels	6.85 KB	-rwxr-xr-x
hp-logcapture	12.15 KB	-rwxr-xr-x
hp-makeuri	5.6 KB	-rwxr-xr-x
hp-pkservice	3.13 KB	-rwxr-xr-x
hp-plugin	13.62 KB	-rwxr-xr-x
hp-plugin-ubuntu	719 B	-rwxr-xr-x
hp-probe	7.98 KB	-rwxr-xr-x
hp-query	4.94 KB	-rwxr-xr-x
hp-scan	86.9 KB	-rwxr-xr-x
hp-setup	37.25 KB	-rwxr-xr-x
hp-testpage	5.98 KB	-rwxr-xr-x
hp-timedate	3.31 KB	-rwxr-xr-x
hwe-support-status	10.58 KB	-rwxr-xr-x
i386	26.65 KB	-rwxr-xr-x
ibus	38.37 KB	-rwxr-xr-x
ibus-daemon	194.42 KB	-rwxr-xr-x
ibus-setup	1.15 KB	-rwxr-xr-x
ibus-table-createdb	1.11 KB	-rwxr-xr-x
iceauth	42.42 KB	-rwxr-xr-x
ico	50.44 KB	-rwxr-xr-x
iconv	66.41 KB	-rwxr-xr-x
id	38.51 KB	-rwxr-xr-x
iecset	26.38 KB	-rwxr-xr-x
ijs_pxljr	34.53 KB	-rwxr-xr-x
im-config	11.03 KB	-rwxr-xr-x
im-launch	1.76 KB	-rwxr-xr-x
info	301.74 KB	-rwxr-xr-x
infobrowser	301.74 KB	-rwxr-xr-x
infocmp	62.38 KB	-rwxr-xr-x
infotocap	86.41 KB	-rwxr-xr-x
inputattach	33.75 KB	-rwxr-xr-x
install	142.52 KB	-rwxr-xr-x
install-info	103.23 KB	-rwxr-xr-x
install-printerdriver	95 B	-rwxr-xr-x
instmodsh	4.27 KB	-rwxr-xr-x
intel-virtual-output	70.31 KB	-rwxr-xr-x
ionice	18.38 KB	-rwxr-xr-x
ip	702.05 KB	-rwxr-xr-x
ipcmk	22.45 KB	-rwxr-xr-x
ipcrm	18.38 KB	-rwxr-xr-x
ipcs	38.38 KB	-rwxr-xr-x
ipod-read-sysinfo-extended	22.3 KB	-rwxr-xr-x
ipod-time-sync	14.3 KB	-rwxr-xr-x
ippfind	42.4 KB	-rwxr-xr-x
ipptool	94.3 KB	-rwxr-xr-x
iptables-xml	96.95 KB	-rwxr-xr-x
ischroot	14.2 KB	-rwxr-xr-x
isdv4-serial-debugger	18.31 KB	-rwxr-xr-x
isdv4-serial-inputattach	18.31 KB	-rwxr-xr-x
isodump	183.27 KB	-rwxr-xr-x
isoinfo	346.52 KB	-rwxr-xr-x
isovfy	187.27 KB	-rwxr-xr-x
ispell-wrapper	7.05 KB	-rwxr-xr-x
join	46.55 KB	-rwxr-xr-x
journalctl	78.39 KB	-rwxr-xr-x
jpgicc	34.33 KB	-rwxr-xr-x
json_pp	4.88 KB	-rwxr-xr-x
kbdinfo	18.23 KB	-rwxr-xr-x
kbd_mode	14.52 KB	-rwxr-xr-x
kbxutil	62.83 KB	-rwxr-xr-x
kernel-install	4.79 KB	-rwxr-xr-x
kerneloops-submit	14.15 KB	-rwxr-xr-x
keyring	961 B	-rwxr-xr-x
kill	30.23 KB	-rwxr-xr-x
killall	31.34 KB	-rwxr-xr-x
kmod	166.36 KB	-rwxr-xr-x
kmodsign	18.45 KB	-rwxr-xr-x
l2ping	14.16 KB	-rwxr-xr-x
l2test	34.49 KB	-rwxr-xr-x
laptop-detect	3.73 KB	-rwxr-xr-x
last	34.38 KB	-rwxr-xr-x
lastb	34.38 KB	-rwxr-xr-x
lastlog	27.63 KB	-rwxr-xr-x
lavadecode	22.31 KB	-rwxr-xr-x
lcf	7.6 KB	-rwxr-xr-x
ldd	5.32 KB	-rwxr-xr-x
less	194.38 KB	-rwxr-xr-x
lessecho	14.31 KB	-rwxr-xr-x
lessfile	8.83 KB	-rwxr-xr-x
lesskey	23.7 KB	-rwxr-xr-x
lesspipe	8.83 KB	-rwxr-xr-x
lexgrog	99.75 KB	-rwxr-xr-x
libnetcfg	15.41 KB	-rwxr-xr-x
libreoffice	6.57 KB	-rwxr-xr-x
libwacom-list-devices	14.41 KB	-rwxr-xr-x
libwacom-list-local-devices	18.46 KB	-rwxr-xr-x
libwacom-show-stylus	5.99 KB	-rwxr-xr-x
libwacom-update-db	8.9 KB	-rwxr-xr-x
link	30.51 KB	-rwxr-xr-x
linkicc	26.37 KB	-rwxr-xr-x
linux32	26.65 KB	-rwxr-xr-x
linux64	26.65 KB	-rwxr-xr-x
linux-boot-prober	1.54 KB	-rwxr-xr-x
linux-check-removal	3.99 KB	-rwxr-xr-x
linux-update-symlinks	6.17 KB	-rwxr-xr-x
linux-version	2.63 KB	-rwxr-xr-x
listres	14.73 KB	-rwxr-xr-x
ln	58.51 KB	-rwxr-xr-x
lnstat	22.66 KB	-rwxr-xr-x
loadkeys	198.76 KB	-rwxr-xr-x
loadunimap	30.32 KB	-rwxr-xr-x
localc	59 B	-rwxr-xr-x
locale	57.56 KB	-rwxr-xr-x
locale-check	14.15 KB	-rwxr-xr-x
localectl	26.37 KB	-rwxr-xr-x
localedef	326.96 KB	-rwxr-xr-x
lodraw	59 B	-rwxr-xr-x
loffice	53 B	-rwxr-xr-x
lofromtemplate	64 B	-rwxr-xr-x
logger	34.97 KB	-rwxr-xr-x
login	51.73 KB	-rwxr-xr-x
loginctl	58.48 KB	-rwxr-xr-x
logname	30.51 KB	-rwxr-xr-x
loimpress	62 B	-rwxr-xr-x
lomath	59 B	-rwxr-xr-x
look	18.38 KB	-rwxr-xr-x
loweb	58 B	-rwxr-xr-x
lowntfs-3g	114.98 KB	-rwxr-xr-x
lowriter	61 B	-rwxr-xr-x
lp	26.3 KB	-rwxr-xr-x
lpoptions	22.38 KB	-rwxr-xr-x
lpq	22.38 KB	-rwxr-xr-x
lpr	18.3 KB	-rwxr-xr-x
lprm	14.3 KB	-rwxr-xr-x
lp_solve	58.15 KB	-rwxr-xr-x
lpstat	38.63 KB	-rwxr-xr-x
ls	134.98 KB	-rwxr-xr-x
lsattr	14.31 KB	-rwxr-xr-x
lsblk	122.38 KB	-rwxr-xr-x
lsb_release	3.55 KB	-rwxr-xr-x
lscpu	98.38 KB	-rwxr-xr-x
lshw	901.2 KB	-rwxr-xr-x
lsinitramfs	706 B	-rwxr-xr-x
lsipc	50.38 KB	-rwxr-xr-x
lslocks	30.7 KB	-rwxr-xr-x
lslogins	50.38 KB	-rwxr-xr-x
lsmem	34.38 KB	-rwxr-xr-x
lsmod	166.36 KB	-rwxr-xr-x
lsns	38.38 KB	-rwxr-xr-x
lsof	163.62 KB	-rwxr-xr-x
lspci	92.08 KB	-rwxr-xr-x
lspgpot	1.06 KB	-rwxr-xr-x
lsusb	246.52 KB	-rwxr-xr-x
luit	48.44 KB	-rwxr-xr-x
lwp-download	10.05 KB	-rwxr-xr-x
lwp-dump	2.65 KB	-rwxr-xr-x
lwp-mirror	2.36 KB	-rwxr-xr-x
lwp-request	15.82 KB	-rwxr-xr-x
lzcat	82.52 KB	-rwxr-xr-x
lzcmp	6.86 KB	-rwxr-xr-x
lzdiff	6.86 KB	-rwxr-xr-x
lzegrep	5.87 KB	-rwxr-xr-x
lzfgrep	5.87 KB	-rwxr-xr-x
lzgrep	5.87 KB	-rwxr-xr-x
lzless	1.76 KB	-rwxr-xr-x
lzma	82.52 KB	-rwxr-xr-x
lzmainfo	14.23 KB	-rwxr-xr-x
lzmore	2.11 KB	-rwxr-xr-x
m2300w	28.83 KB	-rwxr-xr-x
m2300w-wrapper	14.24 KB	-rwxr-xr-x
m2400w	28.83 KB	-rwxr-xr-x
mako-render	958 B	-rwxr-xr-x
man	117.68 KB	-rwxr-xr-x
mandb	139.94 KB	-rwxr-xr-x
manpath	30.78 KB	-rwxr-xr-x
man-recode	35.68 KB	-rwxr-xr-x
mapscrn	30.32 KB	-rwxr-xr-x
mawk	154.79 KB	-rwxr-xr-x
mcookie	26.45 KB	-rwxr-xr-x
md5sum	42.41 KB	-rwxr-xr-x
md5sum.textutils	42.41 KB	-rwxr-xr-x
mdig	50.4 KB	-rwxr-xr-x
mesa-overlay-control.py	5.67 KB	-rwxr-xr-x
mesg	14.38 KB	-rwxr-xr-x
migrate-pubring-from-classic-gpg	2.99 KB	-rwxr-xr-x
mimeopen	9.34 KB	-rwxr-xr-x
mimetype	12.76 KB	-rwxr-xr-x
min12xxw	27.45 KB	-rwxr-xr-x
mkdir	66.51 KB	-rwxr-xr-x
mkfifo	38.51 KB	-rwxr-xr-x
mkfontdir	65 B	-rwxr-xr-x
mkfontscale	42.67 KB	-rwxr-xr-x
mkisofs	645.9 KB	-rwxr-xr-x
mk_modmap	15.78 KB	-rwxr-xr-x
mknod	42.51 KB	-rwxr-xr-x
mkpasswd	26.38 KB	-rwxr-xr-x
mksquashfs	254.68 KB	-rwxr-xr-x
mktemp	38.51 KB	-rwxr-xr-x
mkzftree	30.29 KB	-rwxr-xr-x
mmcli	273.84 KB	-rwxr-xr-x
mokutil	59.48 KB	-rwxr-xr-x
monitor-sensor	18.3 KB	-rwxr-xr-x
more	42.38 KB	-rwxr-xr-x
mount	46.38 KB	-rwsr-xr-x
mountpoint	18.38 KB	-rwxr-xr-x
mousetweaks	70.23 KB	-rwxr-xr-x
mscompress	14.3 KB	-rwxr-xr-x
msexpand	14.3 KB	-rwxr-xr-x
mt	66.73 KB	-rwxr-xr-x
mt-gnu	66.73 KB	-rwxr-xr-x
mtr	72.25 KB	-rwxr-xr-x
mtr-packet	38.3 KB	-rwxr-xr-x
mv	134.52 KB	-rwxr-xr-x
named-checkconf	38.4 KB	-rwxr-xr-x
named-checkzone	30.4 KB	-rwxr-xr-x
named-compilezone	30.4 KB	-rwxr-xr-x
named-journalprint	14.3 KB	-rwxr-xr-x
named-nzd2nzf	14.3 KB	-rwxr-xr-x
named-rrchecker	22.3 KB	-rwxr-xr-x
namei	22.38 KB	-rwxr-xr-x
nano	276.52 KB	-rwxr-xr-x
nautilus	1.63 MB	-rwxr-xr-x
nautilus-autorun-software	18.3 KB	-rwxr-xr-x
nautilus-sendto	22.23 KB	-rwxr-xr-x
nawk	154.79 KB	-rwxr-xr-x
nc	38.63 KB	-rwxr-xr-x
nc.openbsd	38.63 KB	-rwxr-xr-x
neqn	913 B	-rwxr-xr-x
netcat	38.63 KB	-rwxr-xr-x
netstat	154.59 KB	-rwxr-xr-x
networkctl	102.38 KB	-rwxr-xr-x
networkd-dispatcher	19.71 KB	-rwxr-xr-x
newgrp	39.55 KB	-rwsr-xr-x
ngettext	34.38 KB	-rwxr-xr-x
nice	34.51 KB	-rwxr-xr-x
nisdomainname	22.23 KB	-rwxr-xr-x
nl	98.57 KB	-rwxr-xr-x
nm-applet	268 KB	-rwxr-xr-x
nmcli	926.77 KB	-rwxr-xr-x
nm-connection-editor	963.02 KB	-rwxr-xr-x
nm-online	22.38 KB	-rwxr-xr-x
nmtui	734.35 KB	-rwxr-xr-x
nmtui-connect	734.35 KB	-rwxr-xr-x
nmtui-edit	734.35 KB	-rwxr-xr-x
nmtui-hostname	734.35 KB	-rwxr-xr-x
nohup	34.41 KB	-rwxr-xr-x
notify-send	18.23 KB	-rwxr-xr-x
nproc	34.51 KB	-rwxr-xr-x
nroff	3.22 KB	-rwxr-xr-x
nsec3hash	14.3 KB	-rwxr-xr-x
nsenter	26.6 KB	-rwxr-xr-x
nslookup	118.82 KB	-rwxr-xr-x
nstat	30.38 KB	-rwxr-xr-x
nsupdate	74.55 KB	-rwxr-xr-x
ntfs-3g	159.01 KB	-rwxr-xr-x
ntfs-3g.probe	14.38 KB	-rwxr-xr-x
ntfscat	26.38 KB	-rwxr-xr-x
ntfscluster	38.38 KB	-rwxr-xr-x
ntfscmp	30.38 KB	-rwxr-xr-x
ntfsdecrypt	42.38 KB	-rwxr-xr-x
ntfsfallocate	26.38 KB	-rwxr-xr-x
ntfsfix	34.38 KB	-rwxr-xr-x
ntfsinfo	54.38 KB	-rwxr-xr-x
ntfsls	27.45 KB	-rwxr-xr-x
ntfsmove	30.38 KB	-rwxr-xr-x
ntfsrecover	106.38 KB	-rwxr-xr-x
ntfssecaudit	78.86 KB	-rwxr-xr-x
ntfstruncate	26.3 KB	-rwxr-xr-x
ntfsusermap	18.3 KB	-rwxr-xr-x
ntfswipe	42.91 KB	-rwxr-xr-x
numfmt	54.54 KB	-rwxr-xr-x
nvidia-detector	270 B	-rwxr-xr-x
oakdecode	18.33 KB	-rwxr-xr-x
obexctl	102.24 KB	-rwxr-xr-x
oclock	23.66 KB	-rwxr-xr-x
od	66.51 KB	-rwxr-xr-x
oem-getlogs	8.59 KB	-rwxr-xr-x
on_ac_power	3.7 KB	-rwxr-xr-x
oomctl	18.37 KB	-rwxr-xr-x
open	25.46 KB	-rwxr-xr-x
openssl	977.8 KB	-rwxr-xr-x
openvt	22.59 KB	-rwxr-xr-x
opldecode	18.31 KB	-rwxr-xr-x
orca	9.05 KB	-rwxr-xr-x
orca-dm-wrapper	70 B	-rwxr-xr-x
os-prober	4.44 KB	-rwxr-xr-x
p11-kit	30.38 KB	-rwxr-xr-x
pacat	50.41 KB	-rwxr-xr-x
pacmd	18.38 KB	-rwxr-xr-x
pactl	94.4 KB	-rwxr-xr-x
padsp	2.18 KB	-rwxr-xr-x
pager	194.38 KB	-rwxr-xr-x
pa-info	2.04 KB	-rwxr-xr-x
pamon	50.41 KB	-rwxr-xr-x
paperconf	14.15 KB	-rwxr-xr-x
paplay	50.41 KB	-rwxr-xr-x
parec	50.41 KB	-rwxr-xr-x
parecord	50.41 KB	-rwxr-xr-x
partx	58.38 KB	-rwxr-xr-x
passwd	58.57 KB	-rwsr-xr-x
paste	34.41 KB	-rwxr-xr-x
pasteurize	964 B	-rwxr-xr-x
pasuspender	22.39 KB	-rwxr-xr-x
patch	186.52 KB	-rwxr-xr-x
pathchk	34.51 KB	-rwxr-xr-x
pax11publish	14.3 KB	-rwxr-xr-x
pdb3	61.74 KB	-rwxr-xr-x
pdb3.10	61.74 KB	-rwxr-xr-x
pdf2dsc	698 B	-rwxr-xr-x
pdf2ps	909 B	-rwxr-xr-x
pdfattach	18.38 KB	-rwxr-xr-x
pdfdetach	22.49 KB	-rwxr-xr-x
pdffonts	22.52 KB	-rwxr-xr-x
pdfimages	38.52 KB	-rwxr-xr-x
pdfinfo	58.52 KB	-rwxr-xr-x
pdfseparate	22.38 KB	-rwxr-xr-x
pdfsig	34.77 KB	-rwxr-xr-x
pdftocairo	134.48 KB	-rwxr-xr-x
pdftohtml	106.41 KB	-rwxr-xr-x
pdftoppm	34.41 KB	-rwxr-xr-x
pdftops	34.53 KB	-rwxr-xr-x
pdftotext	42.52 KB	-rwxr-xr-x
pdfunite	30.38 KB	-rwxr-xr-x
peekfd	14.3 KB	-rwxr-xr-x
perf	1.58 KB	-rwxr-xr-x
perl	3.63 MB	-rwxr-xr-x
perl5.34.0	3.63 MB	-rwxr-xr-x
perl5.34-x86_64-linux-gnu	14.3 KB	-rwxr-xr-x
perlbug	44.12 KB	-rwxr-xr-x
perldoc	125 B	-rwxr-xr-x
perli11ndoc	56.56 KB	-rwxr-xr-x
perlivp	10.61 KB	-rwxr-xr-x
perlthanks	44.12 KB	-rwxr-xr-x
pf2afm	498 B	-rwxr-xr-x
pfbtopfa	516 B	-rwxr-xr-x
pgrep	30.24 KB	-rwxr-xr-x
pic	200.04 KB	-rwxr-xr-x
pico	276.52 KB	-rwxr-xr-x
piconv	8.16 KB	-rwxr-xr-x
pidof	30.38 KB	-rwxr-xr-x
pidwait	30.24 KB	-rwxr-xr-x
pinentry	74.66 KB	-rwxr-xr-x
pinentry-curses	58.65 KB	-rwxr-xr-x
pinentry-gnome3	74.66 KB	-rwxr-xr-x
pinentry-x11	74.66 KB	-rwxr-xr-x
ping	74.88 KB	-rwxr-xr-x
ping4	74.88 KB	-rwxr-xr-x
ping6	74.88 KB	-rwxr-xr-x
pinky	34.41 KB	-rwxr-xr-x
pipewire	14.38 KB	-rwxr-xr-x
pipewire-media-session	398.75 KB	-rwxr-xr-x
pkaction	18.3 KB	-rwxr-xr-x
pkcheck	22.3 KB	-rwxr-xr-x
pkcon	58.3 KB	-rwxr-xr-x
pkexec	30.15 KB	-rwsr-xr-x
pkill	30.24 KB	-rwxr-xr-x
pkmon	22.3 KB	-rwxr-xr-x
pkttyagent	18.3 KB	-rwxr-xr-x
pl2pm	4.43 KB	-rwxr-xr-x
pldd	22.37 KB	-rwxr-xr-x
plog	146 B	-rwxr-xr-x
plymouth	46.3 KB	-rwxr-xr-x
pmap	34.24 KB	-rwxr-xr-x
pnm2ppa	1.57 MB	-rwxr-xr-x
pod2html	4.04 KB	-rwxr-xr-x
pod2man	14.68 KB	-rwxr-xr-x
pod2text	10.55 KB	-rwxr-xr-x
pod2usage	4.01 KB	-rwxr-xr-x
podchecker	3.57 KB	-rwxr-xr-x
poff	2.77 KB	-rwxr-xr-x
pon	1.33 KB	-rwxr-xr-x
POST	15.82 KB	-rwxr-xr-x
powerprofilesctl	7.9 KB	-rwxr-xr-x
ppdc	98.48 KB	-rwxr-xr-x
ppdhtml	74.48 KB	-rwxr-xr-x
ppdi	90.48 KB	-rwxr-xr-x
ppdmerge	18.38 KB	-rwxr-xr-x
ppdpo	78.48 KB	-rwxr-xr-x
pphs	404 B	-rwxr-xr-x
pr	66.58 KB	-rwxr-xr-x
precat	5.52 KB	-rwxr-xr-x
preconv	54.48 KB	-rwxr-xr-x
preunzip	5.52 KB	-rwxr-xr-x
prezip	5.52 KB	-rwxr-xr-x
prezip-bin	14.3 KB	-rwxr-xr-x
print	18.06 KB	-rwxr-xr-x
printafm	395 B	-rwxr-xr-x
printenv	30.38 KB	-rwxr-xr-x
printer-profile	5.51 KB	-rwxr-xr-x
printf	50.44 KB	-rwxr-xr-x
prlimit	26.89 KB	-rwxr-xr-x
pro	1003 B	-rwxr-xr-x
prove	13.34 KB	-rwxr-xr-x
prtstat	22.38 KB	-rwxr-xr-x
ps	138.45 KB	-rwxr-xr-x
ps2ascii	631 B	-rwxr-xr-x
ps2epsi	1.23 KB	-rwxr-xr-x
ps2pdf	272 B	-rwxr-xr-x
ps2pdf12	215 B	-rwxr-xr-x
ps2pdf13	215 B	-rwxr-xr-x
ps2pdf14	215 B	-rwxr-xr-x
ps2pdfwr	1.05 KB	-rwxr-xr-x
ps2ps	647 B	-rwxr-xr-x
ps2ps2	669 B	-rwxr-xr-x
ps2txt	631 B	-rwxr-xr-x
psfaddtable	26.23 KB	-rwxr-xr-x
psfgettable	26.23 KB	-rwxr-xr-x
psfstriptable	26.23 KB	-rwxr-xr-x
psfxtable	26.23 KB	-rwxr-xr-x
psicc	14.31 KB	-rwxr-xr-x
pslog	14.3 KB	-rwxr-xr-x
pstree	35.32 KB	-rwxr-xr-x
pstree.x11	35.32 KB	-rwxr-xr-x
ptar	3.48 KB	-rwxr-xr-x
ptardiff	2.58 KB	-rwxr-xr-x
ptargrep	4.29 KB	-rwxr-xr-x
ptx	126.55 KB	-rwxr-xr-x
pulseaudio	94.44 KB	-rwxr-xr-x
pw-cat	138.38 KB	-rwxr-xr-x
pw-cli	134.38 KB	-rwxr-xr-x
pwd	34.51 KB	-rwxr-xr-x
pw-dot	34.38 KB	-rwxr-xr-x
pw-dsdplay	138.38 KB	-rwxr-xr-x
pw-dump	94.38 KB	-rwxr-xr-x
pwdx	14.23 KB	-rwxr-xr-x
pw-link	30.38 KB	-rwxr-xr-x
pw-loopback	18.38 KB	-rwxr-xr-x
pw-metadata	14.38 KB	-rwxr-xr-x
pw-mididump	34.38 KB	-rwxr-xr-x
pw-midiplay	138.38 KB	-rwxr-xr-x
pw-midirecord	138.38 KB	-rwxr-xr-x
pw-mon	90.42 KB	-rwxr-xr-x
pw-play	138.38 KB	-rwxr-xr-x
pw-profiler	26.38 KB	-rwxr-xr-x
pw-record	138.38 KB	-rwxr-xr-x
pw-reserve	26.38 KB	-rwxr-xr-x
pw-top	30.38 KB	-rwxr-xr-x
pw-v4l2	1.95 KB	-rwxr-xr-x
py3clean	7.63 KB	-rwxr-xr-x
py3compile	12.88 KB	-rwxr-xr-x
py3versions	11.63 KB	-rwxr-xr-x
pydoc3	79 B	-rwxr-xr-x
pydoc3.10	79 B	-rwxr-xr-x
pygettext3	23.67 KB	-rwxr-xr-x
pygettext3.10	23.67 KB	-rwxr-xr-x
python3	5.66 MB	-rwxr-xr-x
python3.10	5.66 MB	-rwxr-xr-x
python3-futurize	960 B	-rwxr-xr-x
python3-pasteurize	964 B	-rwxr-xr-x
pzstd	702.47 KB	-rwxr-xr-x
qpdldecode	22.6 KB	-rwxr-xr-x
quirks-handler	2.4 KB	-rwxr-xr-x
rbash	1.33 MB	-rwxr-xr-x
rcp	130.59 KB	-rwxr-xr-x
rctest	38.19 KB	-rwxr-xr-x
rdiffdir	8.91 KB	-rwxr-xr-x
rdma	98.52 KB	-rwxr-xr-x
readlink	38.41 KB	-rwxr-xr-x
realpath	38.41 KB	-rwxr-xr-x
red	89 B	-rwxr-xr-x
remmina	875.6 KB	-rwxr-xr-x
remmina-file-wrapper	1.29 KB	-rwxr-xr-x
remmina-gnome	530 B	-rwxr-xr-x
rendercheck	59.78 KB	-rwxr-xr-x
renice	14.38 KB	-rwxr-xr-x
reset	26.31 KB	-rwxr-xr-x
resizecons	26.32 KB	-rwxr-xr-x
resizepart	22.38 KB	-rwxr-xr-x
resolvectl	130.52 KB	-rwxr-xr-x
rev	14.38 KB	-rwxr-xr-x
rfcomm	30.59 KB	-rwxr-xr-x
rgrep	30 B	-rwxr-xr-x
rhythmbox	14.29 KB	-rwxr-xr-x
rhythmbox-client	47.93 KB	-rwxr-xr-x
rlogin	827.04 KB	-rwxr-xr-x
rm	58.51 KB	-rwxr-xr-x
rmdir	42.41 KB	-rwxr-xr-x
rnano	276.52 KB	-rwxr-xr-x
routef	208 B	-rwxr-xr-x
routel	1.62 KB	-rwxr-xr-x
rrsync	12.34 KB	-rwxr-xr-x
rsh	827.04 KB	-rwxr-xr-x
rstart	2.55 KB	-rwxr-xr-x
rstartd	1.43 KB	-rwxr-xr-x
rsync	506.13 KB	-rwxr-xr-x
rsync-ssl	5.02 KB	-rwxr-xr-x
rtstat	22.66 KB	-rwxr-xr-x
runcon	34.51 KB	-rwxr-xr-x
run-mailcap	18.06 KB	-rwxr-xr-x
run-parts	26.54 KB	-rwxr-xr-x
run-with-aspell	57 B	-rwxr-xr-x
rview	1.45 MB	-rwxr-xr-x
rygel	50.37 KB	-rwxr-xr-x
sane-find-scanner	91 KB	-rwxr-xr-x
savelog	10.24 KB	-rwxr-xr-x
sbattach	26.54 KB	-rwxr-xr-x
sbkeysync	34.74 KB	-rwxr-xr-x
sbsiglist	14.6 KB	-rwxr-xr-x
sbsign	34.7 KB	-rwxr-xr-x
sbvarsign	22.73 KB	-rwxr-xr-x
sbverify	34.61 KB	-rwxr-xr-x
scanimage	63.11 KB	-rwxr-xr-x
scp	130.59 KB	-rwxr-xr-x
scp-dbus-service	90 B	-rwxr-xr-x
screendump	14.15 KB	-rwxr-xr-x
script	50.38 KB	-rwxr-xr-x
scriptlive	42.38 KB	-rwxr-xr-x
scriptreplay	34.38 KB	-rwxr-xr-x
sdiff	46.39 KB	-rwxr-xr-x
sdptool	129.71 KB	-rwxr-xr-x
seahorse	1.12 MB	-rwxr-xr-x
sed	110.57 KB	-rwxr-xr-x
see	18.06 KB	-rwxr-xr-x
select-default-iwrap	474 B	-rwxr-xr-x
select-editor	2.39 KB	-rwxr-xr-x
sensible-browser	1.26 KB	-rwxr-xr-x
sensible-editor	1.24 KB	-rwxr-xr-x
sensible-pager	565 B	-rwxr-xr-x
seq	46.51 KB	-rwxr-xr-x
session-migration	22.15 KB	-rwxr-xr-x
sessreg	14.31 KB	-rwxr-xr-x
setarch	26.65 KB	-rwxr-xr-x
setfacl	42.91 KB	-rwxr-xr-x
setfont	50.32 KB	-rwxr-xr-x
setkeycodes	14.23 KB	-rwxr-xr-x
setleds	18.21 KB	-rwxr-xr-x
setlogcons	14.23 KB	-rwxr-xr-x
setmetamode	14.26 KB	-rwxr-xr-x
setpci	30.38 KB	-rwxr-xr-x
setpriv	38.38 KB	-rwxr-xr-x
setsid	14.38 KB	-rwxr-xr-x
setterm	34.38 KB	-rwxr-xr-x
setupcon	38.31 KB	-rwxr-xr-x
setxkbmap	26.7 KB	-rwxr-xr-x
sftp	142.66 KB	-rwxr-xr-x
sg	39.55 KB	-rwsr-xr-x
sh	122.74 KB	-rwxr-xr-x
sha1sum	42.41 KB	-rwxr-xr-x
sha224sum	50.41 KB	-rwxr-xr-x
sha256sum	50.41 KB	-rwxr-xr-x
sha384sum	58.41 KB	-rwxr-xr-x
sha512sum	58.41 KB	-rwxr-xr-x
shasum	9.75 KB	-rwxr-xr-x
shotwell	4.84 MB	-rwxr-xr-x
showconsolefont	18.23 KB	-rwxr-xr-x
showkey	18.23 KB	-rwxr-xr-x
showrgb	14.31 KB	-rwxr-xr-x
shred	50.51 KB	-rwxr-xr-x
shuf	46.51 KB	-rwxr-xr-x
simple-scan	390.36 KB	-rwxr-xr-x
skill	30.23 KB	-rwxr-xr-x
slabtop	22.23 KB	-rwxr-xr-x
sleep	34.51 KB	-rwxr-xr-x
slogin	827.04 KB	-rwxr-xr-x
slxdecode	18.31 KB	-rwxr-xr-x
smproxy	26.31 KB	-rwxr-xr-x
snap	19.09 MB	-rwxr-xr-x
snapctl	6.26 MB	-rwxr-xr-x
snapfuse	38.23 KB	-rwxr-xr-x
snice	30.23 KB	-rwxr-xr-x
soelim	30.48 KB	-rwxr-xr-x
soffice	6.57 KB	-rwxr-xr-x
software-properties-gtk	4.08 KB	-rwxr-xr-x
sort	98.8 KB	-rwxr-xr-x
spa-acp-tool	268.12 KB	-rwxr-xr-x
spa-inspect	78.48 KB	-rwxr-xr-x
spa-json-dump	14.3 KB	-rwxr-xr-x
spa-monitor	14.48 KB	-rwxr-xr-x
spa-resample	30.6 KB	-rwxr-xr-x
spd-conf	1003 B	-rwxr-xr-x
spd-say	31.14 KB	-rwxr-xr-x
spdsend	14.31 KB	-rwxr-xr-x
speaker-test	30.44 KB	-rwxr-xr-x
speech-dispatcher	206.41 KB	-rwxr-xr-x
spice-vdagent	86.77 KB	-rwxr-xr-x
splain	18.96 KB	-rwxr-xr-x
split	50.97 KB	-rwxr-xr-x
splitfont	14.15 KB	-rwxr-xr-x
sqfscat	131.9 KB	-rwxr-xr-x
sqfstar	254.68 KB	-rwxr-xr-x
ss	125.07 KB	-rwxr-xr-x
ssh	827.04 KB	-rwxr-xr-x
ssh-add	166.42 KB	-rwxr-xr-x
ssh-agent	286.43 KB	-rwxr-sr-x
ssh-argv0	1.42 KB	-rwxr-xr-x
ssh-copy-id	12.38 KB	-rwxr-xr-x
ssh-import-id	985 B	-rwxr-xr-x
ssh-import-id-gh	785 B	-rwxr-xr-x
ssh-import-id-lp	785 B	-rwxr-xr-x
ssh-keygen	446.44 KB	-rwxr-xr-x
ssh-keyscan	190.44 KB	-rwxr-xr-x
start-pulseaudio-x11	2.11 KB	-rwxr-xr-x
startx	5.39 KB	-rwxr-xr-x
stat	78.52 KB	-rwxr-xr-x
static-sh	2.09 MB	-rwxr-xr-x
stdbuf	42.51 KB	-rwxr-xr-x
strace	1.88 MB	-rwxr-xr-x
strace-log-merge	1.78 KB	-rwxr-xr-x
streamzip	7.75 KB	-rwxr-xr-x
stty	74.51 KB	-rwxr-xr-x
su	54.38 KB	-rwsr-xr-x
sudo	226.97 KB	-rwsr-xr-x
sudoedit	226.97 KB	-rwsr-xr-x
sudoreplay	87.64 KB	-rwxr-xr-x
sum	34.41 KB	-rwxr-xr-x
switcherooctl	4.54 KB	-rwxr-xr-x
sync	34.41 KB	-rwxr-xr-x
system-config-printer	95 B	-rwxr-xr-x
system-config-printer-applet	80 B	-rwxr-xr-x
systemctl	1.06 MB	-rwxr-xr-x
systemd	1.76 MB	-rwxr-xr-x
systemd-analyze	1.73 MB	-rwxr-xr-x
systemd-ask-password	18.48 KB	-rwxr-xr-x
systemd-cat	18.38 KB	-rwxr-xr-x
systemd-cgls	22.48 KB	-rwxr-xr-x
systemd-cgtop	38.39 KB	-rwxr-xr-x
systemd-cryptenroll	50.53 KB	-rwxr-xr-x
systemd-delta	26.37 KB	-rwxr-xr-x
systemd-detect-virt	18.37 KB	-rwxr-xr-x
systemd-escape	22.37 KB	-rwxr-xr-x
systemd-hwdb	118.66 KB	-rwxr-xr-x
systemd-id128	26.37 KB	-rwxr-xr-x
systemd-inhibit	22.39 KB	-rwxr-xr-x
systemd-machine-id-setup	18.48 KB	-rwxr-xr-x
systemd-mount	50.59 KB	-rwxr-xr-x
systemd-notify	22.38 KB	-rwxr-xr-x
systemd-path	18.37 KB	-rwxr-xr-x
systemd-run	62.57 KB	-rwxr-xr-x
systemd-socket-activate	26.37 KB	-rwxr-xr-x
systemd-stdio-bridge	22.38 KB	-rwxr-xr-x
systemd-sysext	46.49 KB	-rwxr-xr-x
systemd-sysusers	62.68 KB	-rwxr-xr-x
systemd-tmpfiles	98.57 KB	-rwxr-xr-x
systemd-tty-ask-password-agent	34.37 KB	-rwxr-xr-x
systemd-umount	50.59 KB	-rwxr-xr-x
tabs	18.3 KB	-rwxr-xr-x
tac	98.41 KB	-rwxr-xr-x
tail	66.52 KB	-rwxr-xr-x
tar	505.81 KB	-rwxr-xr-x
taskset	22.38 KB	-rwxr-xr-x
tbl	126.48 KB	-rwxr-xr-x
tclsh	14.15 KB	-rwxr-xr-x
tclsh8.6	14.15 KB	-rwxr-xr-x
tcpdump	1.27 MB	-rwxr-xr-x
tee	34.51 KB	-rwxr-xr-x
telnet	107.56 KB	-rwxr-xr-x
telnet.netkit	107.56 KB	-rwxr-xr-x
tempfile	14.02 KB	-rwxr-xr-x
test	42.44 KB	-rwxr-xr-x
thunderbird	2.88 KB	-rwxr-xr-x
tic	86.41 KB	-rwxr-xr-x
tificc	34.38 KB	-rwxr-xr-x
time	26.52 KB	-rwxr-xr-x
timedatectl	46.37 KB	-rwxr-xr-x
timeout	38.95 KB	-rwxr-xr-x
tload	18.24 KB	-rwxr-xr-x
tnftp	178.9 KB	-rwxr-xr-x
toe	22.3 KB	-rwxr-xr-x
top	130.06 KB	-rwxr-xr-x
totem	22.38 KB	-rwxr-xr-x
totem-video-thumbnailer	38.4 KB	-rwxr-xr-x
touch	90.51 KB	-rwxr-xr-x
tput	26.34 KB	-rwxr-xr-x
tr	46.51 KB	-rwxr-xr-x
tracepath	18.15 KB	-rwxr-xr-x
tracker3	613.73 KB	-rwxr-xr-x
transicc	34.32 KB	-rwxr-xr-x
transmission-gtk	982.2 KB	-rwxr-xr-x
transset	22.78 KB	-rwxr-xr-x
troff	718.61 KB	-rwxr-xr-x
true	26.3 KB	-rwxr-xr-x
truncate	34.51 KB	-rwxr-xr-x
trust	206.38 KB	-rwxr-xr-x
tset	26.31 KB	-rwxr-xr-x
tsort	46.51 KB	-rwxr-xr-x
tty	30.51 KB	-rwxr-xr-x
turbostat	1.58 KB	-rwxr-xr-x
tzselect	15.02 KB	-rwxr-xr-x
ua	1003 B	-rwxr-xr-x
ubuntu-advantage	1003 B	-rwxr-xr-x
ubuntu-bug	2.51 KB	-rwxr-xr-x
ubuntu-distro-info	22.89 KB	-rwxr-xr-x
ubuntu-drivers	16.36 KB	-rwxr-xr-x
ubuntu-report	6.29 MB	-rwxr-xr-x
ubuntu-security-status	22.25 KB	-rwxr-xr-x
ucf	40.9 KB	-rwxr-xr-x
ucfq	18.91 KB	-rwxr-xr-x
ucfr	10.47 KB	-rwxr-xr-x
uclampset	26.38 KB	-rwxr-xr-x
ucs2any	26.15 KB	-rwxr-xr-x
udevadm	1.08 MB	-rwxr-xr-x
udisksctl	58.38 KB	-rwxr-xr-x
ul	22.38 KB	-rwxr-xr-x
umax_pp	179.38 KB	-rwxr-xr-x
umount	34.38 KB	-rwsr-xr-x
uname	34.51 KB	-rwxr-xr-x
unattended-upgrade	97.21 KB	-rwxr-xr-x
unattended-upgrades	97.21 KB	-rwxr-xr-x
uncompress	2.29 KB	-rwxr-xr-x
unexpand	34.53 KB	-rwxr-xr-x
unicode_start	2.7 KB	-rwxr-xr-x
unicode_stop	530 B	-rwxr-xr-x
uniq	42.51 KB	-rwxr-xr-x
unity-scope-loader	14.38 KB	-rwxr-xr-x
unlink	30.51 KB	-rwxr-xr-x
unlzma	82.52 KB	-rwxr-xr-x
unmkinitramfs	3.69 KB	-rwxr-xr-x
unopkg	52 B	-rwxr-xr-x
unshare	30.6 KB	-rwxr-xr-x
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Code Editor : unattended-upgrade

#!/usr/bin/python3
# Copyright (c) 2005-2018 Canonical Ltd
#
# AUTHOR:
# Michael Vogt <mvo@ubuntu.com>
# Balint Reczey <rbalint@ubuntu.com>

# This file is part of unattended-upgrades
#
# unattended-upgrades is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 2 of the License, or (at
# your option) any later version.
#
# unattended-upgrades is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with unattended-upgrades; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#

import atexit
import copy
import datetime
import errno
import email.charset
import fcntl
import fnmatch
import gettext
try:
    from gi.repository.Gio import NetworkMonitor
except ImportError:
    pass
import grp
import io
import locale
import logging
import logging.handlers
import re
import os
import select
import signal
import socket
import string
import subprocess
import sys
import syslog

try:
    from typing import AbstractSet, cast, DefaultDict, Dict, Iterable, List
    AbstractSet  # pyflakes
    DefaultDict  # pyflakes
    Dict  # pyflakes
    Iterable  # pyflakes
    List  # pyflakes
    from typing import Set, Tuple, Union
    Set  # pyflakes
    Tuple  # pyflakes
    Union  # pyflakes
except ImportError:
    pass

from collections import defaultdict, namedtuple
from datetime import date
from email.message import Message
from gettext import gettext as _
from io import StringIO
from optparse import (
    OptionParser,
    SUPPRESS_HELP,
)

from subprocess import (
    Popen,
    PIPE,
)
from textwrap import wrap

import apt
import apt_inst
import apt_pkg

import distro_info

# the reboot required flag file used by packages
REBOOT_REQUIRED_FILE = "/var/run/reboot-required"
KEPT_PACKAGES_FILE = "var/lib/unattended-upgrades/kept-back"
MAIL_BINARY = "/usr/bin/mail"
SENDMAIL_BINARY = "/usr/sbin/sendmail"
USERS = "/usr/bin/users"
# no py3 lsb_release in debian :/
DISTRO_CODENAME = subprocess.check_output(
    ["lsb_release", "-c", "-s"], universal_newlines=True).strip()  # type: str
DISTRO_DESC = subprocess.check_output(
    ["lsb_release", "-d", "-s"], universal_newlines=True).strip()  # type: str
DISTRO_ID = subprocess.check_output(
    ["lsb_release", "-i", "-s"], universal_newlines=True).strip()  # type: str

# Number of days before release of devel where we enable unattended
# upgrades.
DEVEL_UNTIL_RELEASE = datetime.timedelta(days=21)

# progress information is written here
PROGRESS_LOG = "/var/run/unattended-upgrades.progress"
PID_FILE = "/var/run/unattended-upgrades.pid"
LOCK_FILE = "/var/run/unattended-upgrades.lock"

# set from the sigint signal handler
SIGNAL_STOP_REQUEST = False

# messages to be logged only once
logged_msgs = set()  # type: AbstractSet[str]

NEVER_PIN = -32768

class LoggingDateTime:
    """The date/time representation for the dpkg log file timestamps"""
    LOG_DATE_TIME_FMT = "%Y-%m-%d  %H:%M:%S"

@classmethod
    def as_string(cls):
        # type: () -> str
        """Return the current date and time as LOG_DATE_TIME_FMT string"""
        return datetime.datetime.now().strftime(cls.LOG_DATE_TIME_FMT)

@classmethod
    def from_string(cls, logstr):
        # type: (str) -> datetime.datetime
        """Take a LOG_DATE_TIME_FMT string and return datetime object"""
        return datetime.datetime.strptime(logstr, cls.LOG_DATE_TIME_FMT)

class UnknownMatcherError(ValueError):
    pass

class NoAllowedOriginError(ValueError):
    pass

PkgPin = namedtuple('PkgPin', ['pkg', 'priority'])
PkgFilePin = namedtuple('PkgFilePin', ['id', 'priority'])

class UnattendedUpgradesCache(apt.Cache):

def __init__(self, rootdir):
        # type: (str) -> None
        self._cached_candidate_pkgnames = set()  # type: Set[str]

self.allowed_origins = get_allowed_origins()
        logging.info(_("Allowed origins are: %s"),
                     ", ".join(self.allowed_origins))

self.blacklist = apt_pkg.config.value_list(
            "Unattended-Upgrade::Package-Blacklist")
        logging.info(_("Initial blacklist: %s"), " ".join(self.blacklist))

self.whitelist = apt_pkg.config.value_list(
            "Unattended-Upgrade::Package-Whitelist")
        self.strict_whitelist = apt_pkg.config.find_b(
            "Unattended-Upgrade::Package-Whitelist-Strict", False)
        logging.info(_("Initial whitelist (%s): %s"),
                     "strict" if self.strict_whitelist else "not strict",
                     " ".join(self.whitelist))
        apt.Cache.__init__(self, rootdir=rootdir)

# pre-heat lazy-loaded modules to avoid crash on python upgrade
        datetime.datetime.strptime("", "")

# generate versioned_kernel_pkgs_regexp for later use
        self.versioned_kernel_pkgs_regexp = versioned_kernel_pkgs_regexp()
        self.running_kernel_pkgs_regexp = running_kernel_pkgs_regexp()
        if self.versioned_kernel_pkgs_regexp:
            logging.debug("Using %s regexp to find kernel packages",
                          self.versioned_kernel_pkgs_regexp.pattern)
        else:
            logging.debug("APT::VersionedKernelPackages is not set")
        if self.running_kernel_pkgs_regexp:
            logging.debug("Using %s regexp to find running kernel packages",
                          self.running_kernel_pkgs_regexp.pattern)

def find_better_version(self, pkg):
        # type (apt.Package) -> apt.package.Version
        if pkg.is_installed and pkg.versions[0] > pkg.installed:
            logging.debug(
                "Package %s has a higher version available, checking if it is "
                "from an allowed origin and is not pinned down.", pkg.name)
            for v in pkg.versions:
                if pkg.installed < v \
                   and pkg.installed.policy_priority <= v.policy_priority \
                   and is_in_allowed_origin(v, self.allowed_origins):
                    return v
        return None

def find_kept_packages(self, dry_run):
        # type: (bool) -> KeptPkgs
        """ Find kept packages not collected already """

kept_packages = KeptPkgs(set)
        if dry_run:
            logging.info(_("The list of kept packages can't be calculated in "
                           "dry-run mode."))
            return kept_packages
        for pkg in self:
            better_version = self.find_better_version(pkg)
            if better_version:
                logging.info(self.kept_package_excuse(pkg._pkg,
                                                      self.blacklist,
                                                      self.whitelist,
                                                      self.strict_whitelist,
                                                      better_version))
                kept_packages.add(pkg, better_version, self)
        return kept_packages

def kept_package_excuse(self, pkg,          # apt.Package
                            blacklist,          # type: List[str]
                            whitelist,          # type: List[str]
                            strict_whitelist,   # type: bool
                            better_version      # type: apt.package.Version
                            ):
        # type: (...) -> str
        """ Log the excuse the package is kept back for """
        if pkg.selected_state == apt_pkg.SELSTATE_HOLD:
            return _("Package %s is marked to be held back.") % pkg.name
        elif is_pkgname_in_blacklist(pkg.name, blacklist):
            return _("Package %s is blacklisted.") % pkg.name
        elif whitelist:
            if strict_whitelist:
                if not is_pkgname_in_whitelist(pkg.name, whitelist):
                    return (_(
                        "Package %s is not on the strict whitelist.")
                            % pkg.name)
                else:
                    if not is_pkgname_in_whitelist(pkg.name, whitelist):
                        return (_(
                            "Package %s is not whitelisted and it is not a"
                            " dependency of a whitelisted package.")
                                % pkg.name)
        elif not any([o.trusted for o in better_version.origins]):
            return _("Package %s's origin is not trusted.") % pkg.name
        return (_("Package %s is kept back because a related package"
                  " is kept back or due to local apt_preferences(5).")
                % pkg.name)

def pinning_from_regex_list(self, regexps, priority):
        # type: (List[str], int) -> List[PkgPin]
        """ Represent blacklist as Python regexps as list of pkg pinnings"""

pins = []  # type: List[PkgPin]
        for regex in regexps:
            if python_regex_is_posix(regex):
                pins.append(PkgPin('/^' + regex + '/', priority))
            else:
                # Python regex is not also an equivalent POSIX regexp.
                # This is expected to be rare. Go through all the package names
                # and pin all the matching ones.
                for pkg in self._cache.packages:
                    if re.match(regex, pkg.name):
                        pins.append(PkgPin(pkg.name, priority))
        return pins

def pinning_from_config(self):
        # type: () -> List[Union[PkgPin, PkgFilePin]]
        """ Represent configuration as list of pinnings

Assumes self.allowed_origins to be already set.
        """

pins = []  # type: List[Union[PkgPin, PkgFilePin]]

# mark not allowed origins with 'never' pin
        for pkg_file in self._cache.file_list:  # type: ignore
            if not is_allowed_origin(pkg_file, self.allowed_origins):
                # Set the magic 'never' pin on not allowed origins
                logging.debug("Marking not allowed %s with %s pin", pkg_file,
                              NEVER_PIN)
                pins.append(PkgFilePin(pkg_file.id, NEVER_PIN))
            # TODO(rbalint) pin not trusted origins with NEVER_PIN
            elif self.strict_whitelist:
                # set even allowed origins to -1 and set individual package
                # priorities up later
                pins.append(PkgFilePin(pkg_file.id, -1))

# mark blacklisted packages with 'never' pin
        pins.extend(self.pinning_from_regex_list(  # type: ignore
            self.blacklist, NEVER_PIN))
        # set priority of whitelisted packages to high
        pins.extend(self.pinning_from_regex_list(  # type: ignore
            self.whitelist, 900))
        if self.strict_whitelist:
            policy = self._depcache.policy
            # pin down already pinned packages which are not on the whitelist
            # to not install locally pinned up packages accidentally
            for pkg in self._cache.packages:
                if pkg.has_versions:
                    pkg_ver = policy.get_candidate_ver(pkg)  # type: ignore
                    if pkg_ver is not None \
                       and policy.get_priority(pkg_ver) > -1:
                        # the pin is higher than set for allowed origins, thus
                        # there is extra pinning configuration
                        if not is_pkgname_in_whitelist(pkg.name,
                                                       self.whitelist):
                            pins.append(PkgPin(pkg.name, NEVER_PIN))

return pins

def apply_pinning(self, pins):
        # type: (List[Union[PkgPin, PkgFilePin]]) -> None
        """ Apply the list of pins """

policy = self._depcache.policy
        pkg_files = {f.id: f for f in self._cache.file_list}  # type: ignore
        for pin in pins:
            logging.debug("Applying pinning: %s" % str(pin))
            if isinstance(pin, PkgPin):
                policy.create_pin('Version', pin.pkg, '*',  # type: ignore
                                  pin.priority)
            elif isinstance(pin, PkgFilePin):
                logging.debug("Applying pin %s to package_file: %s"
                              % (pin.priority, str(pkg_files[pin.id])))
                policy.set_priority(pkg_files[pin.id],  # type: ignore
                                    pin.priority)

def open(self, progress=None):
        apt.Cache.open(self, progress)
        # apply pinning generated from unattended-upgrades configuration
        self.apply_pinning(self.pinning_from_config())

def adjust_candidate(self, pkg):
        # type: (apt.Package) -> bool
        """ Adjust origin and return True if adjustment took place

This is needed when e.g. a package is available in
            the security pocket but there is also a package in the
            updates pocket with a higher version number
        """
        try:
            new_cand = ver_in_allowed_origin(pkg, self.allowed_origins)
            # Only adjust to lower versions to avoid flipping back and forth
            # and to avoid picking a newer version, not selected by apt.
            # This helps avoiding upgrades to experimental's packages.
            if pkg.candidate is not None and new_cand < pkg.candidate:
                logging.debug("adjusting candidate version: %s" % new_cand)
                pkg.candidate = new_cand
                return True
            else:
                return False
        except NoAllowedOriginError:
            return False

def call_checked(self, function, pkg, **kwargs):
        """ Call function and check if package is in the wanted state
        """
        try:
            function(pkg, **kwargs)
        except SystemError as e:
            logging.warning(
                _("package %s upgradable but fails to "
                  "be marked for upgrade (%s)"), pkg.name, e)
            self.clear()
            return False

return ((function == apt.package.Package.mark_upgrade
                 or function == apt.package.Package.mark_install)
                and (pkg.marked_upgrade or pkg.marked_install))

def call_adjusted(self, function, pkg, **kwargs):
        """Call function, but with adjusting
           packages in changes to come from allowed origins

Note that as a side effect more package's candidate can be
           adjusted than only the one's in the final changes set.
        """
        new_pkgs_to_adjust = []  # List[str]

if not is_pkg_change_allowed(pkg, self.blacklist, self.whitelist,
                                     self.strict_whitelist):
            return

if function == apt.package.Package.mark_upgrade \
                and not pkg.is_upgradable:
            if not apt_pkg.config.find_b("Unattended-Upgrade::Allow-downgrade",
                                         False):
                return
            else:
                function = apt.package.Package.mark_install
        marking_succeeded = self.call_checked(function, pkg, **kwargs)

if (not marking_succeeded
            or not check_changes_for_sanity(self, desired_pkg=pkg)) \
                and allow_marking_fallback():
            logging.debug("falling back to adjusting %s's dependencies"
                          % pkg.name)
            self.clear()
            # adjust candidates in advance if needed
            for pkg_name in self._cached_candidate_pkgnames:
                self.adjust_candidate(self[pkg_name])

self.adjust_candidate(pkg)
            for dep in transitive_dependencies(pkg, self, level=1):
                try:
                    self.adjust_candidate(self[dep])
                except KeyError:
                    pass

self.call_checked(function, pkg, **kwargs)

for marked_pkg in self.get_changes():
            if marked_pkg.name in self._cached_candidate_pkgnames:
                continue
            if not is_in_allowed_origin(marked_pkg.candidate,
                                        self.allowed_origins):
                try:
                    ver_in_allowed_origin(marked_pkg,
                                          self.allowed_origins)
                    # important! this avoids downgrades below
                    if pkg.is_installed and not pkg.is_upgradable and \
                            apt_pkg.config.find_b("Unattended-Upgrade::Allow-"
                                                  "downgrade", False):
                        continue
                    new_pkgs_to_adjust.append(marked_pkg)
                except NoAllowedOriginError:
                    pass

if new_pkgs_to_adjust:
            new_pkg_adjusted = False
            for pkg_to_adjust in new_pkgs_to_adjust:
                if self.adjust_candidate(pkg_to_adjust):
                    self._cached_candidate_pkgnames.add(pkg_to_adjust.name)
                    new_pkg_adjusted = True
            if new_pkg_adjusted:
                self.call_adjusted(function, pkg, **kwargs)

def mark_upgrade_adjusted(self, pkg, **kwargs):
        self.call_adjusted(apt.package.Package.mark_upgrade, pkg, **kwargs)

def mark_install_adjusted(self, pkg, **kwargs):
        self.call_adjusted(apt.package.Package.mark_install, pkg, **kwargs)

class LogInstallProgress(apt.progress.base.InstallProgress):
    """ Install progress that writes to self.progress_log
        (/var/run/unattended-upgrades.progress by default)
    """

def __init__(self, logfile_dpkg, verbose=False,
                 progress_log="var/run/unattended-upgrades.progress"):
        # type: (str, bool, str) -> None
        apt.progress.base.InstallProgress.__init__(self)
        self.logfile_dpkg = logfile_dpkg
        self.progress_log = os.path.join(apt_pkg.config.find_dir("Dir"),
                                         progress_log)
        self.verbose = verbose
        self.output_logfd = None  # type: int

def status_change(self, pkg, percent, status):
        # type: (str, float, str) -> None
        with open(self.progress_log, "w") as f:
            f.write(_("Progress: %s %% (%s)") % (percent, pkg))

def _fixup_fds(self):
        # () -> None
        required_fds = [0, 1, 2,  # stdin, stdout, stderr
                        self.writefd,
                        self.write_stream.fileno(),
                        self.statusfd,
                        self.status_stream.fileno()
                        ]
        # ensure that our required fds close on exec
        for fd in required_fds[3:]:
            old_flags = fcntl.fcntl(fd, fcntl.F_GETFD)
            fcntl.fcntl(fd, fcntl.F_SETFD, old_flags | fcntl.FD_CLOEXEC)
        # close all fds
        proc_fd = "/proc/self/fd"
        if os.path.exists(proc_fd):
            error_count = 0
            for fdname in os.listdir(proc_fd):
                try:
                    fd = int(fdname)
                except Exception:
                    print("ERROR: can not get fd for %s" % fdname)
                if fd in required_fds:
                    continue
                try:
                    os.close(fd)
                    # print("closed: ", fd)
                except OSError as e:
                    # there will be one fd that can not be closed
                    # as its the fd from pythons internal diropen()
                    # so its ok to ignore one close error
                    error_count += 1
                    if error_count > 1:
                        print("ERROR: os.close(%s): %s" % (fd, e))

def _redirect_stdin(self):
        # type: () -> None
        REDIRECT_INPUT = os.devnull
        fd = os.open(REDIRECT_INPUT, os.O_RDWR)
        os.dup2(fd, 0)

def _redirect_output(self):
        # type: () -> None
        # do not create log in dry-run mode, just output to stdout/stderr
        if not apt_pkg.config.find_b("Debug::pkgDPkgPM", False):
            logfd = self._get_logfile_dpkg_fd()
            os.dup2(logfd, 1)
            os.dup2(logfd, 2)

def _get_logfile_dpkg_fd(self):
        # type: () -> int
        logfd = os.open(
            self.logfile_dpkg, os.O_RDWR | os.O_APPEND | os.O_CREAT, 0o640)
        try:
            adm_gid = grp.getgrnam("adm").gr_gid
            os.fchown(logfd, 0, adm_gid)
        except (KeyError, OSError):
            pass
        return logfd

def update_interface(self):
        # type: () -> None
        # call super class first
        apt.progress.base.InstallProgress.update_interface(self)
        self._do_verbose_output_if_needed()

def _do_verbose_output_if_needed(self):
        # type: () -> None
        # if we are in debug mode, nothing to be more verbose about
        if apt_pkg.config.find_b("Debug::pkgDPkgPM", False):
            return
        # handle verbose
        if self.verbose:
            if self.output_logfd is None:
                self.output_logfd = os.open(self.logfile_dpkg, os.O_RDONLY)
                os.lseek(self.output_logfd, 0, os.SEEK_END)
            try:
                select.select([self.output_logfd], [], [], 0)
                # FIXME: this should be OSError, but in py2.7 it is still
                #        select.error
            except select.error as e:
                if e.errno != errno.EINTR:  # type: ignore
                    logging.exception("select failed")
            # output to stdout in verbose mode only
            os.write(1, os.read(self.output_logfd, 1024))

def _log_in_dpkg_log(self, msg):
        # type: (str) -> None
        logfd = self._get_logfile_dpkg_fd()
        os.write(logfd, msg.encode("utf-8"))
        os.close(logfd)

def finish_update(self):
        # type: () -> None
        self._log_in_dpkg_log("Log ended: %s\n\n"
                              % LoggingDateTime.as_string())

def fork(self):
        # type: () -> int
        self._log_in_dpkg_log("Log started: %s\n"
                              % LoggingDateTime.as_string())
        pid = os.fork()
        if pid == 0:
            self._fixup_fds()
            self._redirect_stdin()
            self._redirect_output()
        return pid

class Unlocked:
    """
    Context manager for unlocking the apt lock while cache.commit() is run
    """

def __enter__(self):
        # type: () -> None
        try:
            apt_pkg.pkgsystem_unlock_inner()
        except Exception:
            # earlier python-apt used to leak lock
            logging.warning("apt_pkg.pkgsystem_unlock() failed due to not "
                            "holding the lock but trying to continue")
            pass

def __exit__(self, exc_type, exc_value, exc_tb):
        # type: (object, object, object) -> None
        apt_pkg.pkgsystem_lock_inner()

class KeptPkgs(defaultdict):
    """
    Packages to keep by highest allowed pretty-printed origin

"""
    def add(self, pkg,  # type: apt.Package
            version,    # type: apt.package.Version
            cache       # type: UnattendedUpgradesCache
            ):
        # type: (...) -> None
        for origin in version.origins:
            if is_allowed_origin(origin, cache.allowed_origins):
                self[origin.origin + " " + origin.archive].add(pkg.name)
                return

class UnattendedUpgradesResult:
    """
    Represent the (potentially partial) results of an unattended-upgrades
    run
    """
    def __init__(self,
                 success,                 # type: bool
                 result_str="",           # type: str
                 pkgs=[],                 # type: List[str]
                 pkgs_kept_back=KeptPkgs(set),     # type: KeptPkgs
                 pkgs_removed=[],         # type: List[str]
                 pkgs_kept_installed=[],  # type: List[str]
                 update_stamp=False       # type: bool
                 ):
        # type: (...) -> None
        self.success = success
        self.result_str = result_str
        self.pkgs = pkgs
        self.pkgs_kept_back = pkgs_kept_back
        self.pkgs_removed = pkgs_removed
        self.pkgs_kept_installed = pkgs_kept_installed
        self.update_stamp = update_stamp

def is_dpkg_journal_dirty():
    # type: () -> bool
    """
    Return True if the dpkg journal is dirty
    (similar to debSystem::CheckUpdates)
    """
    d = os.path.join(
        os.path.dirname(apt_pkg.config.find_file("Dir::State::status")),
        "updates")
    for f in os.listdir(d):
        if re.match("[0-9]+", f):
            return True
    return False

def signal_handler(signal, frame):
    # type: (int, object) -> None
    logging.warning("SIGTERM received, will stop")
    global SIGNAL_STOP_REQUEST
    SIGNAL_STOP_REQUEST = True

def log_once(msg):
    # type: (str) -> None
    global logged_msgs
    if msg not in logged_msgs:
        logging.info(msg)
        logged_msgs.add(msg)  # type: ignore

def should_stop():
    # type: () -> bool
    """
    Return True if u-u needs to stop due to signal received or due to the
    system started to run on battery.
    """
    if SIGNAL_STOP_REQUEST:
        logging.warning("SIGNAL received, stopping")
        return True
    try:
        if apt_pkg.config.find_b("Unattended-Upgrade::OnlyOnACPower", True) \
           and subprocess.call("on_ac_power") == 1:
            logging.warning("System is on battery power, stopping")
            return True
    except FileNotFoundError:
        log_once(
            _("Checking if system is running on battery is skipped. Please "
              "install powermgmt-base package to check power status and skip "
              "installing updates when the system is running on battery."))
    if apt_pkg.config.find_b(
            "Unattended-Upgrade::Skip-Updates-On-Metered-Connections", True):
        try:
            if NetworkMonitor.get_network_metered(
                    NetworkMonitor.get_default()):
                logging.warning(_("System is on metered connection, stopping"))
                return True
        except NameError:
            log_once(_("Checking if connection is metered is skipped. Please "
                       "install python3-gi package to detect metered "
                       "connections and skip downloading updates."))
    return False

def substitute(line):
    # type: (str) -> str
    """ substitude known mappings and return a new string

Currently supported ${distro-release}
    """
    mapping = {"distro_codename": get_distro_codename(),
               "distro_id": get_distro_id()}
    return string.Template(line).substitute(mapping)

def get_distro_codename():
    # type: () -> str
    return DISTRO_CODENAME

def get_distro_id():
    # type: () -> str
    return DISTRO_ID

def allow_marking_fallback():
    # type: () -> bool
    return apt_pkg.config.find_b(
        "Unattended-Upgrade::Allow-APT-Mark-Fallback",
        get_distro_codename() != "sid")

def versioned_kernel_pkgs_regexp():
    apt_versioned_kernel_pkgs = apt_pkg.config.value_list(
        "APT::VersionedKernelPackages")
    if apt_versioned_kernel_pkgs:
        return re.compile("(" + "|".join(
            ["^" + p + "-[1-9][0-9]*\\.[0-9]+\\.[0-9]+-[0-9]+(-.+)?$"
             for p in apt_versioned_kernel_pkgs]) + ")")
    else:
        return None

def running_kernel_pkgs_regexp():
    apt_versioned_kernel_pkgs = apt_pkg.config.value_list(
        "APT::VersionedKernelPackages")
    if apt_versioned_kernel_pkgs:
        running_kernel_version = subprocess.check_output(
            ["uname", "-r"], universal_newlines=True).rstrip()
        kernel_escaped = re.escape(running_kernel_version)
        try:
            kernel_noflavor_escaped = re.escape(
                re.match("[1-9][0-9]*\\.[0-9]+\\.[0-9]+-[0-9]+",
                         running_kernel_version)[0])
            return re.compile("(" + "|".join(
                [("^" + p + "-" + kernel_escaped + "$|^"
                  + p + "-" + kernel_noflavor_escaped + "$")
                 for p in apt_versioned_kernel_pkgs]) + ")")
        except TypeError:
            # flavor could not be cut from version
            return re.compile("(" + "|".join(
                [("^" + p + "-" + kernel_escaped + "$")
                 for p in apt_versioned_kernel_pkgs]) + ")")
    else:
        return None

def get_allowed_origins_legacy():
    # type: () -> List[str]
    """ legacy support for old Allowed-Origins var """
    allowed_origins = []  # type: List[str]
    key = "Unattended-Upgrade::Allowed-Origins"
    try:
        for s in apt_pkg.config.value_list(key):
            # if there is a ":" use that as seperator, else use spaces
            if re.findall(r'(?<!\\):', s):
                (distro_id, distro_codename) = re.split(r'(?<!\\):', s)
            else:
                (distro_id, distro_codename) = s.split()
            # unescape "\:" back to ":"
            distro_id = re.sub(r'\\:', ':', distro_id)
            # escape "," (see LP: #824856) - can this be simpler?
            distro_id = re.sub(r'([^\\]),', r'\1\\,', distro_id)
            distro_codename = re.sub(r'([^\\]),', r'\1\\,', distro_codename)
            # convert to new format
            allowed_origins.append("o=%s,a=%s" % (substitute(distro_id),
                                   substitute(distro_codename)))
    except ValueError:
        logging.error(_("Unable to parse %s." % key))
        raise
    return allowed_origins

def get_allowed_origins():
    # type: () -> List[str]
    """ return a list of allowed origins from apt.conf

This will take substitutions (like distro_id) into account.
    """
    allowed_origins = get_allowed_origins_legacy()
    key = "Unattended-Upgrade::Origins-Pattern"
    try:
        for s in apt_pkg.config.value_list(key):
            allowed_origins.append(substitute(s))
    except ValueError:
        logging.error(_("Unable to parse %s." % key))
        raise
    return allowed_origins

def match_whitelist_string(whitelist, origin):
    # type: (str, Union[apt.package.Origin, apt_pkg.PackageFile]) -> bool
    """
    take a whitelist string in the form "origin=Debian,label=Debian-Security"
    and match against the given python-apt origin. A empty whitelist string
    never matches anything.
    """
    whitelist = whitelist.strip()
    if whitelist == "":
        logging.warning("empty match string matches nothing")
        return False
    res = True
    # make "\," the html quote equivalent
    whitelist = whitelist.replace("\\,", "%2C")
    for token in whitelist.split(","):
        # strip and unquote the "," back
        (what, value) = [s.strip().replace("%2C", ",")
                         for s in token.split("=")]
        # logging.debug("matching %s=%s against %s" % (
        #              what, value, origin))
        # support substitution here as well
        value = substitute(value)
        # first char is apt-cache policy output, send is the name
        # in the Release file
        if what in ("o", "origin"):
            match = fnmatch.fnmatch(origin.origin, value)
        elif what in ("l", "label"):
            match = fnmatch.fnmatch(origin.label, value)
        elif what in ("a", "suite", "archive"):
            match = fnmatch.fnmatch(origin.archive, value)
        elif what in ("c", "component"):
            match = fnmatch.fnmatch(origin.component, value)
        elif what in ("site",):
            match = fnmatch.fnmatch(origin.site, value)
        elif what in ("n", "codename",):
            match = fnmatch.fnmatch(origin.codename, value)
        else:
            raise UnknownMatcherError(
                "Unknown whitelist entry for matcher %s (token %s)" % (
                    what, token))
        # update res
        res = res and match
        # logging.debug("matching %s=%s against %s" % (
        #              what, value, origin))
    return res

def python_regex_is_posix(expression):
    # type: (str) -> bool
    """ Returns if the Python regex is also an equivalent POSIX regex """
    return re.match("^[-a-zA-Z0-9\\^\\$\\+\\.:]*$", expression) is not None

def cache_commit(cache,           # type: apt.Cache
                 logfile_dpkg,    # type: str
                 verbose,         # type: bool
                 iprogress=None,  # type: apt.progress.base.InstallProgress
                 ):
    # type: (...) -> Tuple[bool, Exception]
    """Commit the changes from the given cache to the system"""

error = None
    res = False
    if iprogress is None:
        iprogress = LogInstallProgress(logfile_dpkg, verbose)

try:
        res = cache.commit(install_progress=iprogress)
        cache.open()
    except SystemError as e:
        error = e
        if verbose:
            logging.exception("Exception happened during upgrade.")
        cache.clear()
    return res, error

def upgrade_normal(cache, logfile_dpkg, verbose):
    # type: (apt.Cache, str, bool) -> bool
    res, error = cache_commit(cache, logfile_dpkg, verbose)
    if res:
        logging.info(_("All upgrades installed"))
    else:
        logging.error(_("Installing the upgrades failed!"))
        logging.error(_("error message: %s"), error)
        logging.error(_("dpkg returned a error! See %s for details"),
                      logfile_dpkg)
    return res

def upgrade_in_minimal_steps(cache,            # type: UnattendedUpgradesCache
                             pkgs_to_upgrade,  # type: List[str]
                             logfile_dpkg="",  # type: str
                             verbose=False,    # type: bool
                             ):
    # type: (...) -> bool
    install_log = LogInstallProgress(logfile_dpkg, verbose)

res = True

# to upgrade contains the package names
    to_upgrade = set(pkgs_to_upgrade)
    for pkgname in upgrade_order(to_upgrade, cache):
        # upgrade packages and dependencies in increasing expected size of
        # package sets to upgrade/install together
        if pkgname not in to_upgrade:
            # pkg is upgraded in a previous set
            continue
        if should_stop():
            return False
        pkg = cache[pkgname]
        try:
            if pkg.is_upgradable \
               or candidate_version_changed(pkg):
                cache.mark_upgrade_adjusted(
                    pkg, from_user=not pkg.is_auto_installed)
            elif not pkg.is_installed:
                cache.mark_install_adjusted(pkg, from_user=False)
            else:
                continue
        except Exception as e:
            logging.warning(
                _("package %s upgradable but fails to "
                  "be marked for upgrade (%s)"), pkgname, e)
            cache.clear()
            res = False
            continue

# double check that we are not running into side effects like
        # what could have been caused LP: #1020680
        if not check_changes_for_sanity(cache):
            logging.info("While building minimal partition: "
                         "cache has not allowed changes")
            cache.clear()
            continue
        changes = [p.name for p in cache.get_changes()]
        if not changes:
            continue

# write progress log information
        if len(pkgs_to_upgrade) > 0:
            all_count = len(pkgs_to_upgrade)
            remaining_count = all_count - len(to_upgrade)
            percent = remaining_count / float(all_count * 100.0)
        else:
            percent = 100.0
        install_log.status_change(pkg=",".join(changes),
                                  percent=percent,
                                  status="")
        # apply changes
        logging.debug("applying set %s" % changes)

res, error = cache_commit(cache, logfile_dpkg, verbose, install_log)
        if error:
            if verbose:
                logging.exception("Exception happened during upgrade.")
            logging.error(_("Installing the upgrades failed!"))
            logging.error(_("error message: %s"), error)
            logging.error(_("dpkg returned a error! See %s for details"),
                          logfile_dpkg)
            return False
        to_upgrade = to_upgrade - set(changes)
        logging.debug("left to upgrade %s" % to_upgrade)
        if len(to_upgrade) == 0:
            logging.info(_("All upgrades installed"))
            break
    return res

def is_allowed_origin(origin, allowed_origins):
    # type: (Union[apt.package.Origin, apt_pkg.PackageFile], List[str]) -> bool

# local origin is allowed by default
    if origin.component == 'now' and origin.archive == 'now' and \
       not origin.label and not origin.site:
        return True
    for allowed in allowed_origins:
        if match_whitelist_string(allowed, origin):
            return True
    return False

def is_in_allowed_origin(ver, allowed_origins):
    # type: (apt.package.Version, List[str]) -> bool
    if not ver:
        return False
    for origin in ver.origins:
        if is_allowed_origin(origin, allowed_origins):
            return True
    return False

def ver_in_allowed_origin(pkg, allowed_origins):
    # type: (apt.Package, List[str]) -> apt.package.Version
    for ver in pkg.versions:
        if is_in_allowed_origin(ver, allowed_origins):
            # leave as soon as we have the highest new candidate
            return ver
    raise NoAllowedOriginError()

def is_pkgname_in_blacklist(pkgname, blacklist):
    # type: (str, List[str]) -> bool
    for blacklist_regexp in blacklist:
        if re.match(blacklist_regexp, pkgname):
            logging.debug("skipping blacklisted package %s" % pkgname)
            return True
    return False

def is_pkgname_in_whitelist(pkgname, whitelist):
    # type: (str, List[str]) -> bool
    # a empty whitelist means the user does not want to use this feature
    if not whitelist:
        return True
    for whitelist_regexp in whitelist:
        if re.match(whitelist_regexp, pkgname):
            logging.debug("only upgrading the following package %s" %
                          pkgname)
            return True
    return False

def is_pkg_change_allowed(pkg, blacklist, whitelist, strict_whitelist):
    # type: (apt.Package, List[str], List[str], bool) -> bool
    if is_pkgname_in_blacklist(pkg.name, blacklist):
        logging.debug("pkg %s package has been blacklisted" % pkg.name)
        return False
    # a strict whitelist will not allow any changes not in the
    # whitelist, most people will want the relaxed whitelist
    # that whitelists a package but pulls in the package
    # dependencies
    if strict_whitelist and \
       not is_pkgname_in_whitelist(pkg.name, whitelist):

logging.debug("pkg %s package is not whitelisted" %
                      pkg.name)
        return False
    if pkg._pkg.selected_state == apt_pkg.SELSTATE_HOLD:
        logging.debug("pkg %s is on hold" % pkg.name)
        return False
    return True

def transitive_dependencies(pkg,               # type: apt.Package
                            cache,             # type: apt.Cache
                            acc=set(),         # type AbstractSet[str]
                            valid_types=None,  # type: AbstractSet[str]
                            level=None         # type: int
                            ):
    # type (...) -> AbstractSet[str]
    """ All (transitive) dependencies of the package

Note that alternative (|) dependencies are collected, too
    """
    if not pkg.candidate or level is not None and level < 1:
        return acc

for dep in pkg.candidate.dependencies:
        for base_dep in dep:
            if base_dep.name not in acc:
                if not valid_types or base_dep.rawtype in valid_types:
                    acc.add(base_dep.name)
                    try:
                        transitive_dependencies(
                            cache[base_dep.name], cache, acc, valid_types,
                            level=(level - 1 if level is not None else None))
                    except KeyError:
                        pass
    return acc

def upgrade_order(to_upgrade, cache):
    # type: (AbstractSet[str], apt.Cache) -> List[str]
    """  Sort pkg names by the expected number of other packages to be upgraded
         with it. The calculation is not 100% accurate, it is an approximation.
    """

upgrade_set_sizes = {}
    # calculate upgrade sets
    follow_deps = {'Depends', 'PreDepends', 'Recommends'}
    for pkgname in to_upgrade:
        pkg = cache[pkgname]
        upgrade_set_sizes[pkgname] = len(transitive_dependencies(
            pkg, cache, valid_types=follow_deps).intersection(to_upgrade))
    return sorted(upgrade_set_sizes, key=upgrade_set_sizes.get)

def check_changes_for_sanity(cache, desired_pkg=None):
    # type: (UnattendedUpgradesCache, apt.Package) -> bool
    sanity_check_result = sanity_problem(cache, desired_pkg)
    if sanity_check_result is None:
        return True
    else:
        logging.debug("sanity check failed for: %s : %s"
                      % (str({str(p.candidate) for p in cache.get_changes()}),
                         sanity_check_result))
        return False

def sanity_problem(cache, desired_pkg):
    # type: (UnattendedUpgradesCache, apt.Package) -> str
    if cache._depcache.broken_count != 0:
        return ("there are broken packages in the cache")
    # If there are no packages to be installed they were kept back
    if cache.install_count == 0:
        return ("no package is selected to be upgraded or installed")
    changes = cache.get_changes()
    for pkg in changes:
        if pkg.marked_delete:
            return ("pkg %s is marked to be deleted" % pkg.name)
        if pkg.marked_install or pkg.marked_upgrade:
            # apt will never fallback from a trusted to a untrusted
            # origin so its good enough if we have a single trusted one
            if not any([o.trusted for o in pkg.candidate.origins]):
                return ("pkg %s is not from a trusted origin" % pkg.name)
            if not is_in_allowed_origin(pkg.candidate, cache.allowed_origins):
                return ("pkg %s is not in an allowed origin" % pkg.name)
            if not is_pkg_change_allowed(pkg,
                                         cache.blacklist,
                                         cache.whitelist,
                                         cache.strict_whitelist):
                return ("pkg %s is blacklisted or is not whitelisted"
                        % pkg.name)
            # check if the package is unsafe to upgrade unattended
            ignore_require_restart = apt_pkg.config.find_b(
                "Unattended-Upgrade::IgnoreAppsRequireRestart", False)
            upgrade_requires = pkg.candidate.record.get("Upgrade-Requires")
            if pkg.marked_upgrade and ignore_require_restart is False \
               and upgrade_requires == "app-restart":
                return ("pkg %s requires app-restart, it is not safe to "
                        "upgrade it unattended")
    # check that the package we want to upgrade is in the change set
    if desired_pkg and desired_pkg not in changes:
        return ("pkg %s to be marked for upgrade/install is not marked "
                "accordingly" % desired_pkg.name)
    return None

def is_deb(file):
    # type: (str) -> bool
    if file.endswith(".deb"):
        return True
    else:
        return False

def pkgname_from_deb(debfile):
    # type: (str) -> str
    # FIXME: add error checking here
    try:
        control = apt_inst.DebFile(debfile).control.extractdata("control")
        sections = apt_pkg.TagSection(control)
        return sections["Package"]
    except (IOError, SystemError) as e:
        logging.error("failed to read deb file %s (%s)" % (debfile, e))
        # dumb fallback
        return debfile.split("_")[0]

def get_md5sum_for_file_in_deb(deb_file, conf_file):
    # type: (str, str) -> str
    dpkg_cmd = ["dpkg-deb", "--fsys-tarfile", deb_file]
    tar_cmd = ["tar", "-x", "-O", "-f", "-", "." + conf_file]
    md5_cmd = ["md5sum"]
    dpkg_p = Popen(dpkg_cmd, stdout=PIPE)
    tar_p = Popen(tar_cmd, stdin=dpkg_p.stdout, stdout=PIPE,
                  universal_newlines=True)
    md5_p = Popen(md5_cmd, stdin=tar_p.stdout, stdout=PIPE,
                  universal_newlines=True)
    pkg_md5sum = md5_p.communicate()[0].split()[0]
    for __p in [dpkg_p, tar_p, md5_p]:
        p = cast(Popen, __p)
        p.stdout.close()
        p.wait()
    return pkg_md5sum

def get_md5sum_for_file_installed(conf_file, prefix):
    # type: (str, str) -> str
    try:
        with open(prefix + conf_file, 'rb') as fb:
            for hash_string in apt_pkg.Hashes(fb).hashes:  # type: ignore
                if hash_string.hashtype == 'MD5Sum':
                    return hash_string.hashvalue
            return None
    except IsADirectoryError:
        # the package replaces a directory wih a configuration file
        #
        # if the package changed this way it is safe to assume that
        # the transition happens without showing a prompt but if the admin
        # created the directory the admin will need to resolve it after
        # being notified about the unexpected prompt
        logging.debug("found conffile %s is a directory on the system "
                      % conf_file)
        return "dir"
    except FileNotFoundError:
        # if the local file got deleted by the admin thats ok but it may still
        # trigger a conffile promp (see debian #788049)
        logging.debug("conffile %s in missing on the system" % conf_file)
        return ""

def map_conf_file(conf_file, conffiles):
    # type: (str, Union[AbstractSet[str], Dict[str, str]]) -> str
    """Find respective conffile in a set of conffiles with some heuristics
    """
    if conf_file in conffiles:
        return conf_file
    elif os.path.join(conf_file, os.path.basename(conf_file)) in conffiles:
        # new /etc/foo may be old /etc/foo/foo, like in LP: #1822745
        return os.path.join(conf_file, os.path.basename(conf_file))
    elif os.path.dirname(conf_file) in conffiles:
        # new /etc/foo/foo may be old /etc/foo, probably by accident
        return os.path.dirname(conf_file)
    # TODO: peek into package's dpkg-maintscript-helper mv_conffile usage
    else:
        return None

# prefix is *only* needed for the build-in tests
def conffile_prompt(destFile, prefix=""):
    # type: (str, str) -> bool
    logging.debug("check_conffile_prompt(%s)" % destFile)
    pkgname = pkgname_from_deb(destFile)

# get the conffiles for the /var/lib/dpkg/status file
    status_file = apt_pkg.config.find("Dir::State::status")
    with open(status_file, "r") as f:
        tagfile = apt_pkg.TagFile(f)
        conffiles = ""
        for section in tagfile:
            if section.get("Package") == pkgname:
                logging.debug("found pkg: %s" % pkgname)
                if "Conffiles" in section:
                    conffiles = section.get("Conffiles")
                    break

# get conffile value from pkg, its ok if the new version
    # does not have conffiles anymore
    pkg_conffiles = set()  # type: AbstractSet[str]
    try:
        deb = apt_inst.DebFile(destFile)
        pkg_conffiles = set(deb.control.extractdata(
            "conffiles").strip().decode("utf-8").split("\n"))
    except SystemError as e:
        print(_("Apt returned an error, exiting"))
        print(_("error message: %s") % e)
        logging.error(_("Apt returned an error, exiting"))
        logging.error(_("error message: %s"), e)
        raise
    except LookupError as e:
        logging.debug("No conffiles in deb %s (%s)" % (destFile, e))
    if not pkg_conffiles:
        return False

# Conffiles:
    #  /etc/bash_completion.d/m-a c7780fab6b14d75ca54e11e992a6c11c
    dpkg_status_conffiles = {}
    for line in conffiles.splitlines():
        # ignore empty lines
        line = line.strip()
        if not line:
            continue
        # show what we do
        logging.debug("conffile line: %s", line)
        li = line.split()
        conf_file = li[0]
        md5 = li[1]
        if len(li) > 2:
            obs = li[2]
        else:
            obs = None
        # ignore if conffile is obsolete
        if obs == "obsolete":
            continue
        # ignore state "newconffile" until its clearer if there
        # might be a dpkg prompt (LP: #936870)
        if md5 == "newconffile":
            continue
        new_conf_file = map_conf_file(conf_file, pkg_conffiles)
        if not new_conf_file:
            logging.debug("%s not in package conffiles %s" % (
                conf_file, pkg_conffiles))
            continue
        # record for later
        dpkg_status_conffiles[conf_file] = md5

# test against the installed file, if the local file got deleted
        # by the admin thats ok but it may still trigger a conffile prompt
        # (see debian #788049)
        current_md5 = get_md5sum_for_file_installed(conf_file, prefix)
        logging.debug("current md5: %s" % current_md5)

# hashes are the same, no conffile prompt
        if current_md5 == md5:
            continue
        # calculate md5sum from the deb (may take a bit)
        pkg_md5sum = get_md5sum_for_file_in_deb(destFile, new_conf_file)
        logging.debug("pkg_md5sum: %s" % pkg_md5sum)
        # the md5sum in the deb is unchanged, this will not
        # trigger a conffile prompt
        if pkg_md5sum == md5:
            continue
        # if we made it to this point:
        #  current_md5 != pkg_md5sum != md5
        # and that will trigger a conffile prompt, we can
        # stop processing at this point and just return True
        return True

# now check if there are conffiles in the pkg that where not there
    # in the previous version in the dpkg status file
    if pkg_conffiles:
        for conf_file in pkg_conffiles:
            old_conf_file = map_conf_file(conf_file, dpkg_status_conffiles)
            if not old_conf_file:
                pkg_md5sum = get_md5sum_for_file_in_deb(destFile, conf_file)
                current_md5 = get_md5sum_for_file_installed(conf_file, prefix)
                if current_md5 != "" and pkg_md5sum != current_md5:
                    return True
    return False

def dpkg_conffile_prompt():
    # type: () -> bool
    if "DPkg::Options" not in apt_pkg.config:
        return True
    options = apt_pkg.config.value_list("DPkg::Options")
    for option in options:
        option = option.strip()
        if option in ["--force-confold", "--force-confnew"]:
            return False
    return True

def rewind_cache(cache, pkgs_to_upgrade):
    # type: (UnattendedUpgradesCache, List[apt.Package]) -> None
    """ set the cache back to the state with packages_to_upgrade """
    cache.clear()
    for pkg2 in pkgs_to_upgrade:
        cache.mark_install_adjusted(pkg2, from_user=not pkg2.is_auto_installed)
    if cache.broken_count > 0:
        raise AssertionError("rewind_cache created a broken cache")

def host():
    # type: () -> str
    return socket.getfqdn()

def wrap_indent(t, subsequent_indent=" "):
    # type: (str, str) -> str
    return "\n".join(wrap(t, break_on_hyphens=False,
                          subsequent_indent=subsequent_indent))

def setup_apt_listchanges(conf="/etc/apt/listchanges.conf"):
    # type: (str) -> None
    """ deal with apt-listchanges """
    # apt-listchanges will always send a mail if there is a mail address
    # set in the config regardless of the frontend used, so set it to
    # mail if we have a sendmail and to none if not (as it appears to
    # not check if sendmail is there or not), debian bug #579733
    if os.path.exists(SENDMAIL_BINARY):
        os.environ["APT_LISTCHANGES_FRONTEND"] = "mail"
    else:
        os.environ["APT_LISTCHANGES_FRONTEND"] = "none"

def _send_mail_using_mailx(from_address, to_address, subject, body):
    # type: (str, str, str, str) -> int
    # ensure that the body is a byte stream and that we do not
    # break on encoding errors (the default error mode is "strict")
    encoded_body = body.encode(
        locale.getpreferredencoding(False), errors="replace")
    # we use a binary pipe to stdin to ensure we do not break on
    # unicode encoding errors (e.g. because the user is running a
    # ascii only system like the buildds)
    mail = subprocess.Popen(
        [MAIL_BINARY, "-r", from_address, "-s", subject, to_address],
        stdin=subprocess.PIPE, universal_newlines=False)
    mail.stdin.write(encoded_body)
    mail.stdin.close()
    ret = mail.wait()
    return ret

def _send_mail_using_sendmail(from_address, to_address, subject, body):
    # type: (str, str, str, str) -> int
    # format as a proper mail
    msg = Message()
    msg['Subject'] = subject
    msg['From'] = from_address
    msg['To'] = to_address
    msg['Auto-Submitted'] = "auto-generated"
    # order is important here, Message() first, then Charset()
    #  then msg.set_charset()
    charset = email.charset.Charset("utf-8")
    charset.body_encoding = email.charset.QP  # type: ignore
    msg.set_payload(body, charset)
    # and send it away
    sendmail = subprocess.Popen(
        [SENDMAIL_BINARY, "-oi", "-t"],
        stdin=subprocess.PIPE, universal_newlines=True)
    sendmail.stdin.write(msg.as_string())
    sendmail.stdin.close()
    ret = sendmail.wait()
    return ret

def send_summary_mail(pkgs,                 # type: List[str]
                      res,                  # type: bool
                      result_str,           # type: str
                      pkgs_kept_back,       # type: KeptPkgs
                      pkgs_removed,         # type: List[str]
                      pkgs_kept_installed,  # type: List[str]
                      mem_log,              # type: StringIO
                      dpkg_log_content,     # type: str
                      ):
    # type: (...) -> None
    """ send mail (if configured in Unattended-Upgrade::Mail) """
    to_email = apt_pkg.config.find("Unattended-Upgrade::Mail", "")
    if not to_email:
        return
    if not os.path.exists(MAIL_BINARY) and not os.path.exists(SENDMAIL_BINARY):
        logging.error(_("No /usr/bin/mail or /usr/sbin/sendmail, "
                        "can not send mail. "
                        "You probably want to install the mailx package."))
        return

# The admin may well wish to get a mail report regardless of what was done.
    # This is now set by Unattended-Upgrade::MailReport values of:
    #       "always", "only-on-error" or "on-change"
    # (you can achieve "never" by not setting Unattended-Upgrade::Mail).
    # If this is not set, then set it using any legacy MailOnlyOnError
    # setting (default True)
    #
    mail_opt = apt_pkg.config.find("Unattended-Upgrade::MailReport")
    if (mail_opt == ""):    # None set - map from legacy value
        if apt_pkg.config.find_b("Unattended-Upgrade::MailOnlyOnError", False):
            mail_opt = "only-on-error"
        else:
            mail_opt = "on-change"

# if the operation was successful and the user has requested to get
    # mails only on errors, just exit here
    if (res and (mail_opt == "only-on-error")):
        return

# if the run was successful but nothing had to be done skip sending email
    # unless the admin wants it anyway
    if (((mail_opt != "always") and res and not pkgs and not pkgs_kept_back
         and not pkgs_removed)):
        return

# Check if reboot-required flag is present
    reboot_flag_str = _(
        "[reboot required]") if os.path.isfile(REBOOT_REQUIRED_FILE) else ""
    # Check if packages are kept on hold
    hold_flag_str = (_("[package on hold]") if pkgs_kept_back
                     or pkgs_kept_installed else "")
    logging.debug("Sending mail to %s" % to_email)
    subject = _(
        "{hold_flag}{reboot_flag} unattended-upgrades result for "
        "{machine}: {result}").format(
            hold_flag=hold_flag_str, reboot_flag=reboot_flag_str,
            machine=host(), result="SUCCESS" if res else "FAILURE").strip()
    body = wrap_indent(_("Unattended upgrade result: %s") % result_str)
    body += "\n\n"
    if os.path.isfile(REBOOT_REQUIRED_FILE):
        body += _(
            "Warning: A reboot is required to complete this upgrade, "
            "or a previous one.\n\n")
    if pkgs:
        if res:
            body += _("Packages that were upgraded:\n")
        else:
            body += _("Packages that attempted to upgrade:\n")
        body += " " + wrap_indent(" ".join(pkgs))
        body += "\n\n"
    if pkgs_kept_back:
        body += _("Packages with upgradable origin but kept back:\n")
        for origin, origin_pkgs in pkgs_kept_back.items():
            body += " " + origin + ":\n"
            body += "  " + wrap_indent(" ".join(origin_pkgs),
                                       subsequent_indent="  ") + "\n"
        body += "\n"
    if pkgs_removed:
        body += _("Packages that were auto-removed:\n")
        body += " " + wrap_indent(" ".join(pkgs_removed))
        body += "\n\n"
    if pkgs_kept_installed:
        body += _("Packages that were kept from being auto-removed:\n")
        body += " " + wrap_indent(" ".join(pkgs_kept_installed))
        body += "\n\n"
    if dpkg_log_content:
        body += _("Package installation log:") + "\n"
        body += dpkg_log_content
        body += "\n\n"
    body += _("Unattended-upgrades log:\n")
    body += mem_log.getvalue()

from_email = apt_pkg.config.find("Unattended-Upgrade::Sender", "root")

if os.path.exists(SENDMAIL_BINARY):
        ret = _send_mail_using_sendmail(from_email, to_email, subject, body)
    elif os.path.exists(MAIL_BINARY):
        ret = _send_mail_using_mailx(from_email, to_email, subject, body)
    else:
        raise AssertionError(
            "This should never be reached as we previously validated that we "
            "either have sendmail or mailx. Maybe they've been removed in "
            "this right moment?")
    logging.debug("mail returned: %s", ret)

def do_install(cache,             # type: UnattendedUpgradesCache
               pkgs_to_upgrade,   # type: List[str]
               options,           # type: Options
               logfile_dpkg,      # type: str
               ):
    # type: (...) -> bool

setup_apt_listchanges()

logging.info(_("Writing dpkg log to %s"), logfile_dpkg)

if cache.get_changes():
        cache.clear()

pkg_install_success = False
    try:
        if options.minimal_upgrade_steps:
            # try upgrade all "pkgs" in minimal steps
            pkg_install_success = upgrade_in_minimal_steps(
                cache, pkgs_to_upgrade,
                logfile_dpkg,
                options.verbose or options.debug)
        else:
            mark_pkgs_to_upgrade(cache, pkgs_to_upgrade)
            pkg_install_success = upgrade_normal(
                cache, logfile_dpkg, options.verbose or options.debug)
    except Exception as e:
        # print unhandled exceptions here this way, while stderr is redirected
        os.write(2, ("Exception: %s\n" % e).encode('utf-8'))
        pkg_install_success = False

return pkg_install_success

def _setup_alternative_rootdir(rootdir):
    # type: (str) -> None
    # clear system unattended-upgrade stuff
    apt_pkg.config.clear("Unattended-Upgrade")
    # read rootdir (taken from apt.Cache, but we need to run it
    # here before the cache gets initialized
    if os.path.exists(rootdir + "/etc/apt/apt.conf"):
        apt_pkg.read_config_file(apt_pkg.config,
                                 rootdir + "/etc/apt/apt.conf")
    if os.path.isdir(rootdir + "/etc/apt/apt.conf.d"):
        apt_pkg.read_config_dir(apt_pkg.config,
                                rootdir + "/etc/apt/apt.conf.d")
    logdir = os.path.join(rootdir, "var", "log", "unattended-upgrades")
    if not os.path.exists(logdir):
        os.makedirs(logdir)
    apt.apt_pkg.config.set("Unattended-Upgrade::LogDir", logdir)

def _get_logdir():
    # type: () -> str
    logdir = apt_pkg.config.find_dir(
        "Unattended-Upgrade::LogDir",
        # COMPAT only
        apt_pkg.config.find_dir("APT::UnattendedUpgrades::LogDir",
                                "/var/log/unattended-upgrades/"))
    return logdir

def _setup_logging(options):
    # type: (Options) -> StringIO

# ensure this is run only once
    if len(logging.root.handlers) > 0:
        return None

# init the logging
    logdir = _get_logdir()
    logfile = os.path.join(
        logdir,
        apt_pkg.config.find(
            "Unattended-Upgrade::LogFile",
            # COMPAT only
            apt_pkg.config.find("APT::UnattendedUpgrades::LogFile",
                                "unattended-upgrades.log")))
    if not options.dry_run and not os.path.exists(logdir):
        os.makedirs(logdir)

logging.basicConfig(level=logging.INFO,
                        format='%(asctime)s %(levelname)s %(message)s',
                        filename=logfile)
    # additional logging
    logger = logging.getLogger()
    mem_log = StringIO()
    if options.apt_debug:
        apt_pkg.config.set("Debug::pkgProblemResolver", "1")
        apt_pkg.config.set("Debug::pkgDepCache::AutoInstall", "1")
    if options.debug:
        logger.setLevel(logging.DEBUG)
        stdout_handler = logging.StreamHandler(sys.stdout)
        logger.addHandler(stdout_handler)
    elif options.verbose:
        logger.setLevel(logging.INFO)
        stdout_handler = logging.StreamHandler(sys.stdout)
        logger.addHandler(stdout_handler)
    if apt_pkg.config.find("Unattended-Upgrade::Mail", ""):
        mem_log_handler = logging.StreamHandler(mem_log)
        logger.addHandler(mem_log_handler)
    # Configure syslog if necessary
    syslogEnable = apt_pkg.config.find_b("Unattended-Upgrade::SyslogEnable",
                                         False)
    if syslogEnable:
        syslogFacility = apt_pkg.config.find(
            "Unattended-Upgrade::SyslogFacility",
            "daemon")
        syslogHandler = logging.handlers.SysLogHandler(
            address='/dev/log',
            facility=syslogFacility)  # type: ignore
        syslogHandler.setFormatter(
            logging.Formatter("unattended-upgrade: %(message)s"))
        known = syslogHandler.facility_names.keys()  # type: ignore
        if syslogFacility.lower() in known:
            logger.addHandler(syslogHandler)
            logging.info("Enabled logging to syslog via %s facility "
                         % syslogFacility)
        else:
            logging.warning("Syslog facility %s was not found"
                            % syslogFacility)
    return mem_log

def logged_in_users():
    # type: () -> AbstractSet[str]
    """Return a list of logged in users"""
    # the "users" command always returns a single line with:
    # "user1, user1, user2"
    users = subprocess.check_output(
        USERS, universal_newlines=True).rstrip('\n')
    return set(users.split())

def reboot_if_requested_and_needed():
    # type: () -> None
    """auto-reboot (if required and the config for this is set)"""
    if not os.path.exists(REBOOT_REQUIRED_FILE):
        return
    if not apt_pkg.config.find_b(
            "Unattended-Upgrade::Automatic-Reboot", False):
        return
    # see if we need to check for logged in users
    if not apt_pkg.config.find_b(
            "Unattended-Upgrade::Automatic-Reboot-WithUsers", True):
        users = logged_in_users()
        if users:
            msg = gettext.ngettext(
                "Found %s, but not rebooting because %s is logged in." % (
                    REBOOT_REQUIRED_FILE, users),
                "Found %s, but not rebooting because %s are logged in." % (
                    REBOOT_REQUIRED_FILE, users),
                len(users))
            logging.warning(msg)
            return
    # reboot at the specified time
    when = apt_pkg.config.find(
        "Unattended-Upgrade::Automatic-Reboot-Time", "now")
    logging.warning("Found %s, rebooting" % REBOOT_REQUIRED_FILE)
    cmd = ["/sbin/shutdown", "-r", when]
    try:
        shutdown_msg = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
        if shutdown_msg.strip():
            logging.warning("Shutdown msg: %s", shutdown_msg.strip())
    except Exception as e:
        logging.error("Failed to issue shutdown: %s", e)

def write_stamp_file():
    # type: () -> None
    statedir = os.path.join(apt_pkg.config.find_dir("Dir::State"), "periodic")
    if not os.path.exists(statedir):
        os.makedirs(statedir)
    with open(os.path.join(statedir, "unattended-upgrades-stamp"), "w"):
        pass

def try_to_upgrade(pkg,               # type: apt.Package
                   pkgs_to_upgrade,   # type: List[apt.Package]
                   cache,             # type: UnattendedUpgradesCache
                   ):
    # type: (...) -> None
    try:
        try:
            # try to adjust pkg itself first, if that throws an exception it
            # can't be upgraded on its own
            cache.adjust_candidate(pkg)
            if not pkg.is_upgradable and not apt_pkg.config.find_b(
                    "Unattended-Upgrade::Allow-downgrade", False):
                return
        except NoAllowedOriginError:
            return
        cache._cached_candidate_pkgnames.add(pkg.name)
        cache.mark_upgrade_adjusted(pkg, from_user=not pkg.is_auto_installed)
        if check_changes_for_sanity(cache, pkg):
            # add to packages to upgrade
            pkgs_to_upgrade.append(pkg)
        else:
            rewind_cache(cache, pkgs_to_upgrade)
    except (SystemError, NoAllowedOriginError) as e:
        # can't upgrade
        logging.warning(
            _("package %s upgradable but fails to "
                "be marked for upgrade (%s)"), pkg.name, e)
        rewind_cache(cache, pkgs_to_upgrade)

def candidate_version_changed(pkg,               # type: apt.Package
                              ):
    return (pkg.is_installed and pkg.candidate
            and pkg.candidate.version != pkg.installed.version
            and apt_pkg.config.find_b(
                'Unattended-Upgrade::Allow-downgrade', False))

def calculate_upgradable_pkgs(cache,            # type: UnattendedUpgradesCache
                              options,          # type: Options
                              ):
    # type: (...) -> List[apt.Package]
    pkgs_to_upgrade = []  # type: List[apt.Package]

# now do the actual upgrade
    for pkg in cache:
        if options.debug and pkg.is_upgradable \
           or candidate_version_changed(pkg):
            logging.debug("Checking: %s (%s)" % (
                pkg.name, getattr(pkg.candidate, "origins", [])))

if (pkg.is_upgradable or candidate_version_changed(pkg)
           and is_pkgname_in_whitelist(pkg.name, cache.whitelist)):
            try:
                ver_in_allowed_origin(pkg, cache.allowed_origins)
            except NoAllowedOriginError:
                continue
            try_to_upgrade(pkg,
                           pkgs_to_upgrade,
                           cache)

if cache.get_changes():
        cache.clear()

return pkgs_to_upgrade

def get_dpkg_log_content(logfile_dpkg, install_start_time):
    # type: (str, datetime.datetime) -> str
    logging.debug("Extracting content from %s since %s" % (
        logfile_dpkg, install_start_time))
    content = []
    found_start = False
    try:
        with io.open(logfile_dpkg, encoding='utf-8', errors='replace') as fp:
            # read until we find the last "Log started: "
            for line in fp.readlines():
                # scan for the first entry we need (minimal-step mode
                # creates a new stanza for each individual install)
                if not found_start and line.startswith("Log started: "):
                    stanza_start = LoggingDateTime.from_string(
                        line[len("Log started: "):-1])
                    if stanza_start >= install_start_time:
                        found_start = True
                if found_start:
                    # skip progress indicator until #860931 is fixed in apt
                    # and dpkg
                    if re.match(
                            "^\\(Reading database \\.\\.\\. ()|([0-9]+%)$",
                            line):
                        continue
                    content.append(line)
        return "".join(content)
    except FileNotFoundError:
        return ""

def get_auto_removable(cache):
    # type: (apt.Cache) -> AbstractSet[str]
    return {pkg.name for pkg in cache
            if pkg.is_auto_removable}

def is_autoremove_valid(cache,           # type: UnattendedUpgradesCache
                        pkgname,         # type: str
                        auto_removable,  # type: AbstractSet[str]
                        ):
    # type: (...) -> bool
    changes = cache.get_changes()
    if not changes:
        # package is already removed
        return True
    pkgnames = {pkg.name for pkg in changes}
    for pkg in changes:
        if not is_pkg_change_allowed(pkg, cache.blacklist, cache.whitelist,
                                     cache.strict_whitelist):
            logging.warning(
                _("Keeping the following auto-removable package(s) because "
                  "they include %s which is set to be kept unmodified: %s"),
                pkg.name, " ".join(sorted(pkgnames)))
            return False
    if not pkgnames.issubset(auto_removable):
        if pkgname != "":
            logging.warning(
                _("Keeping auto-removable %s package(s) because it would"
                  " also remove the following packages which should "
                  "be kept in this step: %s"), pkgname,
                " ".join(sorted(pkgnames - auto_removable)))
        else:
            logging.warning(
                _("Keeping %s auto-removable package(s) because it would"
                  " also remove the following packages which should "
                  "be kept in this step: %s"), len(auto_removable),
                " ".join(sorted(pkgnames - auto_removable)))

return False
    for packagename in pkgnames:
        if cache.running_kernel_pkgs_regexp and \
           cache.running_kernel_pkgs_regexp.match(packagename):
            logging.warning(
                _("Keeping the following auto-removable package(s) because "
                  "they include %s which package is related to the running "
                  "kernel: %s"), packagename, " ".join(sorted(pkgnames)))
            return False
    if cache.install_count > 0:
        logging.error(
            "The following packages are marked for installation or upgrade "
            "which is not allowed when performing autoremovals: %s",
            " ".join([pkg.name for pkg in changes if not pkg.marked_delete]))
        return False
    return True

def do_auto_remove(cache,             # type: UnattendedUpgradesCache
                   auto_removable,    # type: AbstractSet[str]
                   logfile_dpkg,      # type: str
                   minimal_steps,     # type: bool
                   verbose=False,     # type: bool
                   dry_run=False      # type: bool
                   ):
    # type: (...) -> Tuple[bool, List[str], List[str]]
    res = True
    if not auto_removable:
        return (res, [], [])

pkgs_removed = []         # type: List[str]
    pkgs_kept_installed = []  # type: List[str]
    if minimal_steps:
        for pkgname in auto_removable:
            if should_stop():
                pkgs_kept_installed = list(auto_removable - set(pkgs_removed))
                return (False, pkgs_removed, pkgs_kept_installed)
            logging.debug("marking %s for removal" % pkgname)
            if pkgname in pkgs_removed:
                continue
            cache[pkgname].mark_delete()
            if not is_autoremove_valid(cache, pkgname, auto_removable):
                # this situation can occur when removing newly unused packages
                # would also remove old unused packages which are not set
                # for removal, thus getting there is not handled as an error
                pkgs_kept_installed.append(pkgname)
                cache.clear()
                continue
            if not dry_run:
                changes = cache.get_changes()
                pkgnames = {pkg.name for pkg in changes}
                res, error = cache_commit(cache, logfile_dpkg, verbose)
                if not res:
                    break
                pkgs_removed.extend(pkgnames)
            else:
                cache.clear()
    else:
        for pkgname in auto_removable:
            cache[pkgname].mark_delete()
        if is_autoremove_valid(cache, "", auto_removable):
            # do it in one step
            if not dry_run:
                res, error = cache_commit(cache, logfile_dpkg, verbose)
            else:
                cache.clear()
        else:
            cache.clear()

if res:
        logging.info(_("Packages that were successfully auto-removed: %s"),
                     " ".join(sorted(pkgs_removed)))
        logging.info(_("Packages that are kept back: %s"),
                     " ".join(sorted(pkgs_kept_installed)))
    if not res:
        cache.clear()
        logging.error(_("Auto-removing the packages failed!"))
        logging.error(_("Error message: %s"), error)
        logging.error(_("dpkg returned an error! See %s for details"),
                      logfile_dpkg)
    return (res, pkgs_removed, pkgs_kept_installed)

def clean_downloaded_packages(fetcher):
    # type: (apt_pkg.Acquire) -> None
    archivedir = os.path.dirname(
        apt_pkg.config.find_dir("Dir::Cache::archives"))
    for item in fetcher.items:
        if os.path.dirname(os.path.abspath(item.destfile)) == archivedir:
            try:
                os.unlink(item.destfile)
            except OSError:
                pass

def is_update_day():
    # type: () -> bool
    # check if patch days are configured
    patch_days = apt_pkg.config.value_list("Unattended-Upgrade::Update-Days")
    if not patch_days:
        return True
    # validate patch days
    today = date.today()
    # abbreviated localized dayname
    if today.strftime("%a") in patch_days:
        return True
    # full localized dayname
    if today.strftime("%A") in patch_days:
        return True
    # by number (Sun: 0, Mon: 1, ...)
    if today.strftime("%w") in patch_days:
        return True
    # today is not a patch day
    logging.info(
        "Skipping update check: today is %s,%s,%s but patch days are %s",
        today.strftime("%w"), today.strftime("%a"), today.strftime("%A"),
        ", ".join(patch_days))
    return False

def update_kept_pkgs_file(kept_pkgs, kept_file):
    # type: (DefaultDict[str, List[str]], str) -> None
    if kept_pkgs:
        pkgs_all_origins = set()
        for origin_pkgs in kept_pkgs.values():
            pkgs_all_origins.update(origin_pkgs)
        try:
            with open(kept_file, "w") as kf:
                kf.write(" ".join(sorted(pkgs_all_origins)))
        except FileNotFoundError:
            logging.error(_("Could not open %s for saving list of packages "
                            "kept back." % kept_file))
    else:
        if os.path.exists(kept_file):
            os.remove(kept_file)

def main(options, rootdir="/"):
    # type: (Options, str) -> int
    # useful for testing
    if not rootdir == "/":
        _setup_alternative_rootdir(rootdir)

# see debian #776752
    install_start_time = datetime.datetime.now().replace(microsecond=0)

# setup logging
    mem_log = _setup_logging(options)
    # get log
    logfile_dpkg = os.path.join(_get_logdir(), 'unattended-upgrades-dpkg.log')
    if not os.path.exists(logfile_dpkg):
        with open(logfile_dpkg, 'w'):
            pass

# lock for the shutdown check
    shutdown_lock = apt_pkg.get_lock(LOCK_FILE)
    if shutdown_lock < 0:
        logging.error("Lock file is already taken, exiting")
        return 1

try:
        res = run(options, rootdir, mem_log, logfile_dpkg,
                  install_start_time)

if res.success and res.result_str:
            # complete, successful run
            update_kept_pkgs_file(res.pkgs_kept_back,
                                  os.path.join(rootdir, KEPT_PACKAGES_FILE))

if res.result_str and not options.dry_run:
            # there is some meaningful result which is worth an email
            log_content = get_dpkg_log_content(logfile_dpkg,
                                               install_start_time)
            send_summary_mail(res.pkgs, res.success, res.result_str,
                              res.pkgs_kept_back, res.pkgs_removed,
                              res.pkgs_kept_installed, mem_log,
                              log_content)
        if res.update_stamp:
            # write timestamp file
            write_stamp_file()
            if not options.dry_run:
                # check if the user wants a reboot
                reboot_if_requested_and_needed()
        os.close(shutdown_lock)
        if res.success:
            return 0
        else:
            return 1

except Exception as e:
        logger = logging.getLogger()
        logger.exception(_("An error occurred: %s"), e)
        log_content = get_dpkg_log_content(logfile_dpkg,
                                           install_start_time)
        if not options.dry_run:
            send_summary_mail(["<unknown>"], False, _("An error occurred"),
                              None, [], [], mem_log, log_content)
        # Re-raise exceptions for apport
        raise

def mark_pkgs_to_upgrade(cache, pkgs_to_upgrade):
    # type (apt.Cache, List[str]) -> None
    for pkg_name in pkgs_to_upgrade:
        pkg = cache[pkg_name]
        if pkg.is_upgradable \
           or (pkg.is_installed
               and pkg.candidate.version != pkg.installed.version) \
            and apt_pkg.config.find_b("Unattended-Upgrade::Allow-downgrade",
                                      False):
            cache.mark_upgrade_adjusted(pkg,
                                        from_user=not pkg.is_auto_installed)
        elif not pkg.is_installed:
            cache.mark_install_adjusted(pkg, from_user=False)

def run(options,             # type: Options
        rootdir,             # type: str
        mem_log,             # type: StringIO
        logfile_dpkg,        # type: str
        install_start_time,  # type: datetime.datetime
        ):
    # type: (...) -> UnattendedUpgradesResult

# check if today is a patch day
    if not is_update_day():
        return UnattendedUpgradesResult(True)

# check if u-u should be stopped already
    if should_stop():
        return UnattendedUpgradesResult(False)

# check to see if want to auto-upgrade the devel release
    if apt_pkg.config.find("Unattended-Upgrade::DevRelease") == "auto":
        try:
            if DISTRO_ID.lower() == 'ubuntu':
                devel = (distro_info.UbuntuDistroInfo() .
                         devel(result="object"))
            elif DISTRO_ID.lower() == 'debian':
                devel = (distro_info.DebianDistroInfo() .
                         devel(result="object"))
            else:
                devel = (distro_info.DistroInfo(DISTRO_ID) .
                         devel(result="object"))
        except Exception as e:
            logging.warning("Could not figure out development release: %s" % e)
        else:
            if ((devel.series == DISTRO_CODENAME
                 and devel.release is not None
                 and devel.release - date.today() > DEVEL_UNTIL_RELEASE)):
                syslog.syslog((_("Not running on this development "
                                 "release before %s") %
                              (devel.release - DEVEL_UNTIL_RELEASE
                               - datetime.timedelta(days=1))))
                logging.warning(_("Not running on this development "
                                  "release before %s") %
                                (devel.release - DEVEL_UNTIL_RELEASE
                                 - datetime.timedelta(days=1)))
                return UnattendedUpgradesResult(True)

logging.debug("Running on the development release")
    elif "(development branch)" in DISTRO_DESC and not\
            apt_pkg.config.find_b("Unattended-Upgrade::DevRelease", True):
        syslog.syslog(_("Not running on the development release."))
        logging.info(_("Not running on the development release."))
        return UnattendedUpgradesResult(True)

logging.info(_("Starting unattended upgrades script"))

# check and get lock
    try:
        apt_pkg.pkgsystem_lock()
    except SystemError:
        logging.error(_("Lock could not be acquired (another package "
                        "manager running?)"))
        print(_("Cache lock can not be acquired, exiting"))
        return UnattendedUpgradesResult(
            False, _("Lock could not be acquired"))

# check if the journal is dirty and if so, take emergceny action
    # the alternative is to leave the system potentially unsecure until
    # the user comes in and fixes
    if is_dpkg_journal_dirty() and \
       apt_pkg.config.find_b("Unattended-Upgrade::AutoFixInterruptedDpkg",
                             True):
        logging.warning(
            _("Unclean dpkg state detected, trying to correct"))
        print(_("Unclean dpkg state detected, trying to correct"))
        env = copy.copy(os.environ)
        env["DPKG_FRONTEND_LOCKED"] = "1"
        try:
            with Unlocked():
                output = subprocess.check_output(
                    ["dpkg", "--force-confold", "--configure", "-a"],
                    env=env,
                    universal_newlines=True)
        except subprocess.CalledProcessError as e:
            output = e.output
        logging.warning(_("dpkg --configure -a output:\n%s"), output)

# get a cache
    try:
        cache = UnattendedUpgradesCache(rootdir=rootdir)
    except SystemError as error:
        print(_("Apt returned an error, exiting"))
        print(_("error message: %s") % error)
        logging.error(_("Apt returned an error, exiting"))
        logging.error(_("error message: %s"), error)
        return UnattendedUpgradesResult(
            False, _("Apt returned an error, exiting"))

if cache._depcache.broken_count > 0:
        print(_("Cache has broken packages, exiting"))
        logging.error(_("Cache has broken packages, exiting"))
        return UnattendedUpgradesResult(
            False, _("Cache has broken packages, exiting"))

# FIXME: make this into a ContextManager
    # be nice when calculating the upgrade as its pretty CPU intensive
    old_priority = os.nice(0)
    try:
        # Check that we will be able to restore the priority
        os.nice(-1)
        os.nice(20)
    except OSError as e:
        if e.errno in (errno.EPERM, errno.EACCES):
            pass
        else:
            raise

auto_removable = get_auto_removable(cache)

# find out about the packages that are upgradable (in an allowed_origin)
    pkgs_to_upgrade = calculate_upgradable_pkgs(cache, options)
    pkgs_to_upgrade.sort(key=lambda p: p.name)
    pkgs = [pkg.name for pkg in pkgs_to_upgrade]
    logging.debug("pkgs that look like they should be upgraded: %s"
                  % "\n".join(pkgs))

# FIXME: make this into a ContextManager
    # stop being nice
    os.nice(old_priority - os.nice(0))

# download what looks good
    mark_pkgs_to_upgrade(cache, pkgs)

if options.debug:
        fetcher = apt_pkg.Acquire(apt.progress.text.AcquireProgress())
    else:
        fetcher = apt_pkg.Acquire()
    list = apt_pkg.SourceList()
    list.read_main_list()
    recs = cache._records
    pm = apt_pkg.PackageManager(cache._depcache)
    # don't start downloading during shutdown
    # TODO: download files one by one and check for stop request after each of
    # them
    if should_stop():
        return UnattendedUpgradesResult(False, _("Upgrade was interrupted"))
    try:
        pm.get_archives(fetcher, list, recs)
    except SystemError as e:
        logging.error(_("GetArchives() failed: %s"), e)
    try:
        res = fetcher.run()
        logging.debug("fetch.run() result: %s", res)
    except SystemError as e:
        logging.error("fetch.run() result: %s", e)

if options.download_only:
        return UnattendedUpgradesResult(True)

if cache.get_changes():
        cache.clear()

pkg_conffile_prompt = False
    if dpkg_conffile_prompt():
        # now check the downloaded debs for conffile conflicts and build
        # a blacklist
        conffile_blacklist = []  # type: List[str]
        for item in fetcher.items:
            logging.debug("%s" % item)
            if item.status == item.STAT_ERROR:
                print(_("An error occurred: %s") % item.error_text)
                logging.error(_("An error occurred: %s"), item.error_text)
            if not item.complete:
                print(_("The URI %s failed to download, aborting") %
                      item.desc_uri)
                logging.error(_("The URI %s failed to download, aborting"),
                              item.desc_uri)
                return UnattendedUpgradesResult(
                    False, (_("The URI %s failed to download, aborting") %
                            item.desc_uri))
            if not os.path.exists(item.destfile):
                print(_("Download finished, but file %s not there?!?") %
                      item.destfile)
                logging.error("Download finished, but file %s not "
                              "there?!?", item.destfile)
                return UnattendedUpgradesResult(
                    False, (_("Download finished, but file %s not there?!?") %
                            item.destfile))
            if not item.is_trusted and not apt_pkg.config.find_b(
                    "APT::Get::AllowUnauthenticated", False):
                logging.debug("%s is blacklisted because it is not trusted")
                pkg_name = pkgname_from_deb(item.destfile)
                if not is_pkgname_in_blacklist(pkg_name, cache.blacklist):
                    conffile_blacklist.append("%s$" % re.escape(pkg_name))
            if not is_deb(item.destfile):
                logging.debug("%s is not a .deb file" % item)
                continue
            if conffile_prompt(item.destfile):
                # skip package (means to re-run the whole marking again
                # and making sure that the package will not be pulled in by
                # some other package again!)
                #
                # print to stdout to ensure that this message is part of
                # the cron mail (only if no summary mail is requested)
                email = apt_pkg.config.find("Unattended-Upgrade::Mail", "")
                if not email:
                    print(_("Package %s has conffile prompt and needs "
                            "to be upgraded manually") %
                          pkgname_from_deb(item.destfile))
                # log to the logfile
                logging.warning(_("Package %s has conffile prompt and "
                                  "needs to be upgraded manually"),
                                pkgname_from_deb(item.destfile))
                pkg_name = pkgname_from_deb(item.destfile)
                if not is_pkgname_in_blacklist(pkg_name, cache.blacklist):
                    conffile_blacklist.append("%s$" % re.escape(pkg_name))
                pkg_conffile_prompt = True

# redo the selection about the packages to upgrade based on the new
        # blacklist
        logging.debug("Packages blacklist due to conffile prompts: %s"
                      % conffile_blacklist)
        # find out about the packages that are upgradable (in a allowed_origin)
        if len(conffile_blacklist) > 0:
            for regex in conffile_blacklist:
                cache.blacklist.append(regex)
            cache.apply_pinning(cache.pinning_from_regex_list(
                conffile_blacklist, NEVER_PIN))  # type: ignore
            old_pkgs_to_upgrade = pkgs_to_upgrade[:]
            pkgs_to_upgrade = []
            for pkg in old_pkgs_to_upgrade:
                logging.debug("Checking the black and whitelist: %s" %
                              (pkg.name))
                cache.mark_upgrade_adjusted(
                    pkg, from_user=not pkg.is_auto_installed)
                if check_changes_for_sanity(cache):
                    pkgs_to_upgrade.append(pkg)
                else:
                    logging.info(_("package %s not upgraded"), pkg.name)
                    cache.clear()
                    for pkg2 in pkgs_to_upgrade:
                        cache.call_adjusted(
                            apt.package.Package.mark_upgrade, pkg2,
                            from_user=not pkg2.is_auto_installed)
            if cache.get_changes():
                cache.clear()

else:
        logging.debug("dpkg is configured not to cause conffile prompts")

# auto-removals
    kernel_pkgs_remove_success = True  # type: bool
    kernel_pkgs_removed = []           # type: List[str]
    kernel_pkgs_kept_installed = []    # type: List[str]
    if (auto_removable and apt_pkg.config.find_b(
            "Unattended-Upgrade::Remove-Unused-Kernel-Packages", True)):
        # remove unused kernels before installing new ones because the newly
        # installed ones may fill up /boot and break the system right before
        # removing old ones could take place
        #
        # this step may also remove _auto-removable_ reverse dependencies
        # of kernel packages
        auto_removable_kernel_pkgs = {
            p for p in auto_removable
            if (cache.versioned_kernel_pkgs_regexp
                and cache.versioned_kernel_pkgs_regexp.match(p)
                and not cache.running_kernel_pkgs_regexp.match(p))}
        if auto_removable_kernel_pkgs:
            logging.info(_("Removing unused kernel packages: %s"),
                         " ".join(auto_removable_kernel_pkgs))
            (kernel_pkgs_remove_success,
             kernel_pkgs_removed,
             kernel_pkgs_kept_installed) = do_auto_remove(
                cache, auto_removable_kernel_pkgs, logfile_dpkg,
                options.minimal_upgrade_steps,
                options.verbose or options.debug, options.dry_run)
            auto_removable = get_auto_removable(cache)

previous_autoremovals = auto_removable
    if apt_pkg.config.find_b(
            "Unattended-Upgrade::Remove-Unused-Dependencies", False):
        pending_autoremovals = previous_autoremovals
    else:
        pending_autoremovals = set()

# exit if there is nothing to do and nothing to report
    if (len(pending_autoremovals) == 0
            and len(pkgs_to_upgrade) == 0):
        logging.info(_("No packages found that can be upgraded unattended "
                       "and no pending auto-removals"))

pkgs_kept_back = cache.find_kept_packages(options.dry_run)
        return UnattendedUpgradesResult(
            kernel_pkgs_remove_success,
            _("No packages found that can be upgraded unattended and no "
              "pending auto-removals"),
            pkgs_removed=kernel_pkgs_removed,
            pkgs_kept_back=pkgs_kept_back,
            pkgs_kept_installed=kernel_pkgs_kept_installed,
            update_stamp=True)

# check if its configured for install on shutdown, if so, the
    # environment UNATTENDED_UPGRADES_FORCE_INSTALL_ON_SHUTDOWN will
    # be set by the unatteded-upgrades-shutdown script
    if ("UNATTENDED_UPGRADES_FORCE_INSTALL_ON_SHUTDOWN" not in os.environ
        and apt_pkg.config.find_b(
            "Unattended-Upgrade::InstallOnShutdown", False)):
        logger = logging.getLogger()
        logger.debug("Configured to install on shutdown, so exiting now")
        return UnattendedUpgradesResult(True)

# check if we are in dry-run mode
    if options.dry_run:
        logging.info("Option --dry-run given, *not* performing real actions")
        apt_pkg.config.set("Debug::pkgDPkgPM", "1")

# do the install based on the new list of pkgs
    pkgs = [pkg.name for pkg in pkgs_to_upgrade]
    logging.info(_("Packages that will be upgraded: %s"), " ".join(pkgs))

# only perform install step if we actually have packages to install
    pkg_install_success = True
    if len(pkgs_to_upgrade) > 0:
        # do install
        pkg_install_success = do_install(cache,
                                         pkgs,
                                         options,
                                         logfile_dpkg)
    # Was the overall run succesful: only if everything installed
    # fine and nothing was held back because of a conffile prompt.
    successful_run = (kernel_pkgs_remove_success and pkg_install_success
                      and not pkg_conffile_prompt)

# now check if any auto-removing needs to be done
    if cache._depcache.broken_count > 0:
        print(_("Cache has broken packages, exiting"))
        logging.error(_("Cache has broken packages, exiting"))
        return UnattendedUpgradesResult(
            False, _("Cache has broken packages, exiting"), pkgs=pkgs)

# make sure we start autoremovals with a clear cache
    if cache.get_changes():
        cache.clear()

# the user wants *all* auto-removals to be removed
    # (unless u-u got signalled to stop gracefully quickly)
    pkgs_removed = []         # type: List[str]
    pkgs_kept_installed = []  # type: List[str]
    if ((apt_pkg.config.find_b(
            "Unattended-Upgrade::Remove-Unused-Dependencies", False)
         and not SIGNAL_STOP_REQUEST)):
        auto_removals = get_auto_removable(cache)
        (pkg_remove_success,
         pkgs_removed,
         pkgs_kept_installed) = do_auto_remove(
            cache, auto_removals, logfile_dpkg, options.minimal_upgrade_steps,
            options.verbose or options.debug,
            options.dry_run)
        successful_run = successful_run and pkg_remove_success
    # the user wants *only new* auto-removals to be removed
    elif apt_pkg.config.find_b(
            "Unattended-Upgrade::Remove-New-Unused-Dependencies", True):
        # calculate the new auto-removals
        new_pending_autoremovals = get_auto_removable(cache)
        auto_removals = new_pending_autoremovals - previous_autoremovals
        (pkg_remove_success,
         pkgs_removed,
         pkgs_kept_installed) = do_auto_remove(
            cache, auto_removals, logfile_dpkg, options.minimal_upgrade_steps,
            options.verbose or options.debug,
            options.dry_run)
        successful_run = successful_run and pkg_remove_success

logging.debug("InstCount=%i DelCount=%i BrokenCount=%i"
                  % (cache._depcache.inst_count,
                     cache._depcache.del_count,
                     cache._depcache.broken_count))

# clean after success install (if needed)
    keep_key = "Unattended-Upgrade::Keep-Debs-After-Install"
    if (not apt_pkg.config.find_b(keep_key, False)
            and not options.dry_run
            and pkg_install_success):
        clean_downloaded_packages(fetcher)

pkgs_kept_back = cache.find_kept_packages(options.dry_run)
    return UnattendedUpgradesResult(
        successful_run, _("All upgrades installed"), pkgs,
        pkgs_kept_back,
        kernel_pkgs_removed + pkgs_removed,
        kernel_pkgs_kept_installed + pkgs_kept_installed,
        update_stamp=True)

class Options:
    def __init__(self):
        self.download_only = False
        self.dry_run = False
        self.debug = False
        self.apt_debug = False
        self.verbose = False
        self.minimal_upgrade_steps = False

if __name__ == "__main__":
    localesApp = "unattended-upgrades"
    localesDir = "/usr/share/locale"
    gettext.bindtextdomain(localesApp, localesDir)
    gettext.textdomain(localesApp)

# set debconf to NON_INTERACTIVE
    os.environ["DEBIAN_FRONTEND"] = "noninteractive"

# this ensures the commandline is logged in /var/log/apt/history.log
    apt_pkg.config.set("Commandline::AsString", " ".join(sys.argv))

# COMPAT with the mispelling
    minimal_steps_default = (
        apt_pkg.config.find_b("Unattended-Upgrades::MinimalSteps", True)
        and apt_pkg.config.find_b("Unattended-Upgrade::MinimalSteps", True))

# init the options
    parser = OptionParser()
    parser.add_option("-d", "--debug",
                      action="store_true",
                      default=apt_pkg.config.find_b(
                          "Unattended-Upgrade::Debug", False),
                      help=_("print debug messages"))
    parser.add_option("", "--apt-debug",
                      action="store_true", default=False,
                      help=_("make apt/libapt print verbose debug messages"))
    parser.add_option("-v", "--verbose",
                      action="store_true",
                      default=apt_pkg.config.find_b(
                          "Unattended-Upgrade::Verbose", False),
                      help=_("print info messages"))
    parser.add_option("", "--dry-run",
                      action="store_true", default=False,
                      help=_("Simulation, download but do not install"))
    parser.add_option("", "--download-only",
                      action="store_true", default=False,
                      help=_("Only download, do not even try to install."))
    parser.add_option("", "--minimal-upgrade-steps",
                      action="store_true", default=minimal_steps_default,
                      help=_("Upgrade in minimal steps (and allow "
                             "interrupting with SIGTERM) (default)"))
    parser.add_option("", "--no-minimal-upgrade-steps",
                      action="store_false", default=minimal_steps_default,
                      dest="minimal_upgrade_steps",
                      help=_("Upgrade all packages together instead of in "
                             "smaller sets"))
    parser.add_option("", "--minimal_upgrade_steps",
                      action="store_true",
                      help=SUPPRESS_HELP,
                      default=minimal_steps_default)
    options = cast(Options, (parser.parse_args())[0])

if os.getuid() != 0:
        print(_("You need to be root to run this application"))
        sys.exit(1)

# ensure that we are not killed when the terminal goes away e.g. on
    # shutdown
    signal.signal(signal.SIGHUP, signal.SIG_IGN)

# setup signal handler for graceful stopping
    signal.signal(signal.SIGTERM, signal_handler)

# write pid to let other processes find this one
    pidf = os.path.join(apt_pkg.config.find_dir("Dir"),
                        "var", "run", "unattended-upgrades.pid")
    # clean up pid file on exit
    with open(pidf, "w") as fp:
        fp.write("%s" % os.getpid())
    atexit.register(os.remove, pidf)

# run the main code
    sys.exit(main(options))

${this.title}

Code Editor : unattended-upgrade