Gecko [ oric.aiou.edu.pk ]

Name	Size	Permission
ModemManager	1.83 MB	-rwxr-xr-x
a2disconf	15.89 KB	-rwxr-xr-x
a2dismod	15.89 KB	-rwxr-xr-x
a2dissite	15.89 KB	-rwxr-xr-x
a2enconf	15.89 KB	-rwxr-xr-x
a2enmod	15.89 KB	-rwxr-xr-x
a2ensite	15.89 KB	-rwxr-xr-x
a2query	9.64 KB	-rwxr-xr-x
aa-remove-unknown	3 KB	-rwxr-xr-x
aa-status	8.63 KB	-rwxr-xr-x
aa-teardown	139 B	-rwxr-xr-x
accessdb	14.38 KB	-rwxr-xr-x
add-shell	860 B	-rwxr-xr-x
addgnupghome	3 KB	-rwxr-xr-x
addgroup	36.9 KB	-rwxr-xr-x
adduser	36.9 KB	-rwxr-xr-x
agetty	67.38 KB	-rwxr-xr-x
apache2	692.07 KB	-rwxr-xr-x
apache2ctl	7.06 KB	-rwxr-xr-x
apachectl	7.06 KB	-rwxr-xr-x
apparmor_parser	1.46 MB	-rwxr-xr-x
apparmor_status	8.63 KB	-rwxr-xr-x
applygnupgdefaults	2.17 KB	-rwxr-xr-x
arp	69.3 KB	-rwxr-xr-x
arpd	78.27 KB	-rwxr-xr-x
arptables	215.32 KB	-rwxr-xr-x
arptables-nft	215.32 KB	-rwxr-xr-x
arptables-nft-restore	215.32 KB	-rwxr-xr-x
arptables-nft-save	215.32 KB	-rwxr-xr-x
arptables-restore	215.32 KB	-rwxr-xr-x
arptables-save	215.32 KB	-rwxr-xr-x
atd	30.01 KB	-rwxr-xr-x
badblocks	34.32 KB	-rwxr-xr-x
bcache-super-show	14.15 KB	-rwxr-xr-x
biosdecode	27.2 KB	-rwxr-xr-x
blkdeactivate	14.49 KB	-rwxr-xr-x
blkdiscard	34.23 KB	-rwxr-xr-x
blkid	118.26 KB	-rwxr-xr-x
blkmapd	34.15 KB	-rwxr-xr-x
blkzone	70.23 KB	-rwxr-xr-x
blockdev	66.23 KB	-rwxr-xr-x
bridge	102.3 KB	-rwxr-xr-x
cache_check	1.29 MB	-rwxr-xr-x
cache_dump	1.29 MB	-rwxr-xr-x
cache_metadata_size	1.29 MB	-rwxr-xr-x
cache_repair	1.29 MB	-rwxr-xr-x
cache_restore	1.29 MB	-rwxr-xr-x
cache_writeback	1.29 MB	-rwxr-xr-x
capsh	30.3 KB	-rwxr-xr-x
cfdisk	102.59 KB	-rwxr-xr-x
cgdisk	206.48 KB	-rwxr-xr-x
chcpu	46.23 KB	-rwxr-xr-x
check_forensic	952 B	-rwxr-xr-x
chgpasswd	66.2 KB	-rwxr-xr-x
chmem	62.23 KB	-rwxr-xr-x
chpasswd	58.2 KB	-rwxr-xr-x
chroot	42.34 KB	-rwxr-xr-x
cpgr	60.34 KB	-rwxr-xr-x
cppw	60.34 KB	-rwxr-xr-x
crda	9.99 KB	-rwxr-xr-x
cron	54.63 KB	-rwxr-xr-x
cryptdisks_start	1.51 KB	-rwxr-xr-x
cryptdisks_stop	844 B	-rwxr-xr-x
cryptsetup	135.54 KB	-rwxr-xr-x
cryptsetup-reencrypt	105.32 KB	-rwxr-xr-x
ctrlaltdel	38.23 KB	-rwxr-xr-x
debugfs	225.8 KB	-rwxr-xr-x
delgroup	16.11 KB	-rwxr-xr-x
deluser	16.11 KB	-rwxr-xr-x
depmod	170.34 KB	-rwxr-xr-x
devlink	150.47 KB	-rwxr-xr-x
dhclient	508.98 KB	-rwxr-xr-x
dhclient-script	15.92 KB	-rwxr-xr-x
dmeventd	50.23 KB	-rwxr-xr-x
dmidecode	119 KB	-rwxr-xr-x
dmsetup	171.02 KB	-rwxr-xr-x
dmstats	171.02 KB	-rwxr-xr-x
dosfsck	58.08 KB	-rwxr-xr-x
dosfslabel	54.08 KB	-rwxr-xr-x
dpkg-preconfigure	3.58 KB	-rwxr-xr-x
dpkg-reconfigure	4.34 KB	-rwxr-xr-x
dumpe2fs	30.38 KB	-rwxr-xr-x
e2freefrag	18.38 KB	-rwxr-xr-x
e2fsck	327.21 KB	-rwxr-xr-x
e2image	42.38 KB	-rwxr-xr-x
e2label	106.55 KB	-rwxr-xr-x
e2mmpstatus	30.38 KB	-rwxr-xr-x
e2scrub	7.13 KB	-rwxr-xr-x
e2scrub_all	5.27 KB	-rwxr-xr-x
e2undo	22.38 KB	-rwxr-xr-x
e4crypt	30.38 KB	-rwxr-xr-x
e4defrag	34.3 KB	-rwxr-xr-x
ebtables	215.32 KB	-rwxr-xr-x
ebtables-nft	215.32 KB	-rwxr-xr-x
ebtables-nft-restore	215.32 KB	-rwxr-xr-x
ebtables-nft-save	215.32 KB	-rwxr-xr-x
ebtables-restore	215.32 KB	-rwxr-xr-x
ebtables-save	215.32 KB	-rwxr-xr-x
era_check	1.29 MB	-rwxr-xr-x
era_dump	1.29 MB	-rwxr-xr-x
era_invalidate	1.29 MB	-rwxr-xr-x
era_restore	1.29 MB	-rwxr-xr-x
ethtool	375.05 KB	-rwxr-xr-x
faillock	14.15 KB	-rwxr-xr-x
fatlabel	54.08 KB	-rwxr-xr-x
fdformat	34.23 KB	-rwxr-xr-x
fdisk	150.27 KB	-rwxr-xr-x
filefrag	18.33 KB	-rwxr-xr-x
findfs	14.23 KB	-rwxr-xr-x
fixparts	74.48 KB	-rwxr-xr-x
fsadm	23.54 KB	-rwxr-xr-x
fsck	54.27 KB	-rwxr-xr-x
fsck.btrfs	1.16 KB	-rwxr-xr-x
fsck.cramfs	38.26 KB	-rwxr-xr-x
fsck.ext2	327.21 KB	-rwxr-xr-x
fsck.ext3	327.21 KB	-rwxr-xr-x
fsck.ext4	327.21 KB	-rwxr-xr-x
fsck.fat	58.08 KB	-rwxr-xr-x
fsck.minix	122.25 KB	-rwxr-xr-x
fsck.msdos	58.08 KB	-rwxr-xr-x
fsck.vfat	58.08 KB	-rwxr-xr-x
fsck.xfs	1.92 KB	-rwxr-xr-x
fsfreeze	14.23 KB	-rwxr-xr-x
fstab-decode	14.3 KB	-rwxr-xr-x
fstrim	70.23 KB	-rwxr-xr-x
gdisk	210.48 KB	-rwxr-xr-x
genl	82.29 KB	-rwxr-xr-x
getcap	14.3 KB	-rwxr-xr-x
getpcaps	14.3 KB	-rwxr-xr-x
getty	67.38 KB	-rwxr-xr-x
groupadd	90.95 KB	-rwxr-xr-x
groupdel	86.77 KB	-rwxr-xr-x
groupmems	62.24 KB	-rwxr-xr-x
groupmod	94.86 KB	-rwxr-xr-x
grpck	62.18 KB	-rwxr-xr-x
grpconv	58.05 KB	-rwxr-xr-x
grpunconv	58.05 KB	-rwxr-xr-x
grub-bios-setup	909.34 KB	-rwxr-xr-x
grub-install	1.11 MB	-rwxr-xr-x
grub-macbless	897.03 KB	-rwxr-xr-x
grub-mkconfig	8.54 KB	-rwxr-xr-x
grub-mkdevicemap	215.7 KB	-rwxr-xr-x
grub-probe	905.28 KB	-rwxr-xr-x
grub-reboot	4.73 KB	-rwxr-xr-x
grub-set-default	3.47 KB	-rwxr-xr-x
halt	973.23 KB	-rwxr-xr-x
hdparm	140.34 KB	-rwxr-xr-x
httxt2dbm	14.15 KB	-rwxr-xr-x
hwclock	102.35 KB	-rwxr-xr-x
iconvconfig	30.4 KB	-rwxr-xr-x
ifconfig	85.11 KB	-rwxr-xr-x
init	1.55 MB	-rwxr-xr-x
insmod	170.34 KB	-rwxr-xr-x
installkernel	2.58 KB	-rwxr-xr-x
integritysetup	60.23 KB	-rwxr-xr-x
invoke-rc.d	16.64 KB	-rwxr-xr-x
ip	597.62 KB	-rwxr-xr-x
ip6tables	96.97 KB	-rwxr-xr-x
ip6tables-apply	6.89 KB	-rwxr-xr-x
ip6tables-legacy	96.97 KB	-rwxr-xr-x
ip6tables-legacy-restore	96.97 KB	-rwxr-xr-x
ip6tables-legacy-save	96.97 KB	-rwxr-xr-x
ip6tables-nft	215.32 KB	-rwxr-xr-x
ip6tables-nft-restore	215.32 KB	-rwxr-xr-x
ip6tables-nft-save	215.32 KB	-rwxr-xr-x
ip6tables-restore	96.97 KB	-rwxr-xr-x
ip6tables-restore-translate	215.32 KB	-rwxr-xr-x
ip6tables-save	96.97 KB	-rwxr-xr-x
ip6tables-translate	215.32 KB	-rwxr-xr-x
ipmaddr	17.99 KB	-rwxr-xr-x
iptables	96.97 KB	-rwxr-xr-x
iptables-apply	6.89 KB	-rwxr-xr-x
iptables-legacy	96.97 KB	-rwxr-xr-x
iptables-legacy-restore	96.97 KB	-rwxr-xr-x
iptables-legacy-save	96.97 KB	-rwxr-xr-x
iptables-nft	215.32 KB	-rwxr-xr-x
iptables-nft-restore	215.32 KB	-rwxr-xr-x
iptables-nft-save	215.32 KB	-rwxr-xr-x
iptables-restore	96.97 KB	-rwxr-xr-x
iptables-restore-translate	215.32 KB	-rwxr-xr-x
iptables-save	96.97 KB	-rwxr-xr-x
iptables-translate	215.32 KB	-rwxr-xr-x
iptunnel	25.99 KB	-rwxr-xr-x
irqbalance	62.92 KB	-rwxr-xr-x
irqbalance-ui	34.38 KB	-rwxr-xr-x
iscsi-iname	18.15 KB	-rwxr-xr-x
iscsi_discovery	5.16 KB	-rwxr-xr-x
iscsiadm	394.1 KB	-rwxr-xr-x
iscsid	410.3 KB	-rwxr-xr-x
iscsistart	366.29 KB	-rwxr-xr-x
isosize	30.23 KB	-rwxr-xr-x
iucode-tool	54.18 KB	-rwxr-xr-x
iucode_tool	54.18 KB	-rwxr-xr-x
iw	262.82 KB	-rwxr-xr-x
kbdrate	13.99 KB	-rwxr-xr-x
key.dns_resolver	30.39 KB	-rwxr-xr-x
killall5	26.38 KB	-rwxr-xr-x
kpartx	46.16 KB	-rwxr-xr-x
ldattach	34.23 KB	-rwxr-xr-x
ldconfig	387 B	-rwxr-xr-x
ldconfig.real	1 MB	-rwxr-xr-x
locale-gen	4.3 KB	-rwxr-xr-x
logrotate	82.09 KB	-rwxr-xr-x
logsave	14.16 KB	-rwxr-xr-x
losetup	110.34 KB	-rwxr-xr-x
lsmod	170.34 KB	-rwxr-xr-x
luksformat	3.32 KB	-rwxr-xr-x
lvchange	2.73 MB	-rwxr-xr-x
lvconvert	2.73 MB	-rwxr-xr-x
lvcreate	2.73 MB	-rwxr-xr-x
lvdisplay	2.73 MB	-rwxr-xr-x
lvextend	2.73 MB	-rwxr-xr-x
lvm	2.73 MB	-rwxr-xr-x
lvmconfig	2.73 MB	-rwxr-xr-x
lvmdiskscan	2.73 MB	-rwxr-xr-x
lvmdump	10.07 KB	-rwxr-xr-x
lvmpolld	232.05 KB	-rwxr-xr-x
lvmsadc	2.73 MB	-rwxr-xr-x
lvmsar	2.73 MB	-rwxr-xr-x
lvreduce	2.73 MB	-rwxr-xr-x
lvremove	2.73 MB	-rwxr-xr-x
lvrename	2.73 MB	-rwxr-xr-x
lvresize	2.73 MB	-rwxr-xr-x
lvs	2.73 MB	-rwxr-xr-x
lvscan	2.73 MB	-rwxr-xr-x
make-bcache	22.23 KB	-rwxr-xr-x
make-ssl-cert	3.78 KB	-rwxr-xr-x
mdadm	589.65 KB	-rwxr-xr-x
mdmon	325.49 KB	-rwxr-xr-x
mii-tool	26.46 KB	-rwxr-xr-x
mkdosfs	34.5 KB	-rwxr-xr-x
mke2fs	134.62 KB	-rwxr-xr-x
mkfs	14.23 KB	-rwxr-xr-x
mkfs.bfs	34.23 KB	-rwxr-xr-x
mkfs.btrfs	451.53 KB	-rwxr-xr-x
mkfs.cramfs	42.16 KB	-rwxr-xr-x
mkfs.ext2	134.62 KB	-rwxr-xr-x
mkfs.ext3	134.62 KB	-rwxr-xr-x
mkfs.ext4	134.62 KB	-rwxr-xr-x
mkfs.fat	34.5 KB	-rwxr-xr-x
mkfs.minix	106.23 KB	-rwxr-xr-x
mkfs.msdos	34.5 KB	-rwxr-xr-x
mkfs.ntfs	86.27 KB	-rwxr-xr-x
mkfs.vfat	34.5 KB	-rwxr-xr-x
mkfs.xfs	366.24 KB	-rwxr-xr-x
mkhomedir_helper	22.17 KB	-rwxr-xr-x
mkinitramfs	11.55 KB	-rwxr-xr-x
mklost+found	14.3 KB	-rwxr-xr-x
mkntfs	86.27 KB	-rwxr-xr-x
mkswap	106.23 KB	-rwxr-xr-x
modinfo	170.34 KB	-rwxr-xr-x
modprobe	170.34 KB	-rwxr-xr-x
mount.fuse	14.15 KB	-rwxr-xr-x
mount.lowntfs-3g	118.86 KB	-rwxr-xr-x
mount.nfs	118.84 KB	-rwsr-xr-x
mount.nfs4	118.84 KB	-rwsr-xr-x
mount.ntfs	158.89 KB	-rwxr-xr-x
mount.ntfs-3g	158.89 KB	-rwxr-xr-x
mount.vmhgfs	46.48 KB	-rwxr-xr-x
mountstats	35.02 KB	-rwxr-xr-x
mpathpersist	31.05 KB	-rwxr-xr-x
multipath	34.15 KB	-rwxr-xr-x
multipathd	126.2 KB	-rwxr-xr-x
mysqld	64.23 MB	-rwxr-xr-x
nameif	18.14 KB	-rwxr-xr-x
netplan	798 B	-rwxr-xr-x
newusers	98.8 KB	-rwxr-xr-x
nfnl_osf	18.3 KB	-rwxr-xr-x
nfsidmap	22.26 KB	-rwxr-xr-x
nfsiostat	23.35 KB	-rwxr-xr-x
nfsstat	37.12 KB	-rwxr-xr-x
nologin	14.3 KB	-rwxr-xr-x
ntfsclone	58.27 KB	-rwxr-xr-x
ntfscp	42.26 KB	-rwxr-xr-x
ntfslabel	34.26 KB	-rwxr-xr-x
ntfsresize	78.27 KB	-rwxr-xr-x
ntfsundelete	54.26 KB	-rwxr-xr-x
on_ac_power	2.18 KB	-rwxr-xr-x
osd_login	2.53 KB	-rwxr-xr-x
overlayroot-chroot	2.45 KB	-rwxr-xr-x
ownership	14.45 KB	-rwxr-xr-x
pam-auth-update	19.86 KB	-rwxr-xr-x
pam_extrausers_chkpwd	42.16 KB	-rwxr-sr-x
pam_extrausers_update	42.16 KB	-rwxr-xr-x
pam_getenv	2.82 KB	-rwxr-xr-x
pam_tally	14.16 KB	-rwxr-xr-x
pam_tally2	18.16 KB	-rwxr-xr-x
pam_timestamp_check	14.15 KB	-rwxr-xr-x
parted	86.25 KB	-rwxr-xr-x
partprobe	14.23 KB	-rwxr-xr-x
pdata_tools	1.29 MB	-rwxr-xr-x
phpdismod	7.11 KB	-rwxr-xr-x
phpenmod	7.11 KB	-rwxr-xr-x
phpquery	6.24 KB	-rwxr-xr-x
pivot_root	14.23 KB	-rwxr-xr-x
plipconfig	14 KB	-rwxr-xr-x
plymouthd	146.41 KB	-rwxr-xr-x
popcon-largest-unused	543 B	-rwxr-xr-x
popularity-contest	5.23 KB	-rwxr-xr-x
poweroff	973.23 KB	-rwxr-xr-x
pvchange	2.73 MB	-rwxr-xr-x
pvck	2.73 MB	-rwxr-xr-x
pvcreate	2.73 MB	-rwxr-xr-x
pvdisplay	2.73 MB	-rwxr-xr-x
pvmove	2.73 MB	-rwxr-xr-x
pvremove	2.73 MB	-rwxr-xr-x
pvresize	2.73 MB	-rwxr-xr-x
pvs	2.73 MB	-rwxr-xr-x
pvscan	2.73 MB	-rwxr-xr-x
pwck	58.17 KB	-rwxr-xr-x
pwconv	54.05 KB	-rwxr-xr-x
pwunconv	54.05 KB	-rwxr-xr-x
rarp	40.45 KB	-rwxr-xr-x
raw	14.23 KB	-rwxr-xr-x
readprofile	22.26 KB	-rwxr-xr-x
reboot	973.23 KB	-rwxr-xr-x
regdbdump	9.99 KB	-rwxr-xr-x
remove-shell	904 B	-rwxr-xr-x
request-key	26.39 KB	-rwxr-xr-x
resize2fs	66.38 KB	-rwxr-xr-x
rmmod	170.34 KB	-rwxr-xr-x
rmt	58.55 KB	-rwxr-xr-x
rmt-tar	58.55 KB	-rwxr-xr-x
route	64.3 KB	-rwxr-xr-x
rpc.gssd	82.49 KB	-rwxr-xr-x
rpc.idmapd	42.67 KB	-rwxr-xr-x
rpc.statd	86.93 KB	-rwxr-xr-x
rpc.svcgssd	42.41 KB	-rwxr-xr-x
rpcbind	58.55 KB	-rwxr-xr-x
rpcdebug	18.23 KB	-rwxr-xr-x
rpcinfo	34.46 KB	-rwxr-xr-x
rsyslogd	710.2 KB	-rwxr-xr-x
rtacct	48.29 KB	-rwxr-xr-x
rtcwake	46.23 KB	-rwxr-xr-x
rtmon	78.24 KB	-rwxr-xr-x
runlevel	973.23 KB	-rwxr-xr-x
runuser	66.23 KB	-rwxr-xr-x
service	9.04 KB	-rwxr-xr-x
setcap	14.3 KB	-rwxr-xr-x
setvesablank	14.07 KB	-rwxr-xr-x
setvtrgb	14.13 KB	-rwxr-xr-x
sfdisk	138.23 KB	-rwxr-xr-x
sgdisk	190.48 KB	-rwxr-xr-x
shadowconfig	885 B	-rwxr-xr-x
showmount	22.41 KB	-rwxr-xr-x
shutdown	973.23 KB	-rwxr-xr-x
slattach	44.45 KB	-rwxr-xr-x
sm-notify	58.43 KB	-rwxr-xr-x
split-logfile	2.36 KB	-rwxr-xr-x
sshd	863.79 KB	-rwxr-xr-x
start-statd	838 B	-rwxr-xr-x
start-stop-daemon	47.32 KB	-rwxr-xr-x
sulogin	50.23 KB	-rwxr-xr-x
swaplabel	18.23 KB	-rwxr-xr-x
swapoff	22.23 KB	-rwxr-xr-x
swapon	50.23 KB	-rwxr-xr-x
switch_root	14.23 KB	-rwxr-xr-x
sysctl	30.23 KB	-rwxr-xr-x
tarcat	936 B	-rwxr-xr-x
tc	529.45 KB	-rwxr-xr-x
tcpdump	1019.76 KB	-rwxr-xr-x
telinit	973.23 KB	-rwxr-xr-x
thermald	670.6 KB	-rwxr-xr-x
thin_check	1.29 MB	-rwxr-xr-x
thin_delta	1.29 MB	-rwxr-xr-x
thin_dump	1.29 MB	-rwxr-xr-x
thin_ls	1.29 MB	-rwxr-xr-x
thin_metadata_size	1.29 MB	-rwxr-xr-x
thin_repair	1.29 MB	-rwxr-xr-x
thin_restore	1.29 MB	-rwxr-xr-x
thin_rmap	1.29 MB	-rwxr-xr-x
thin_trim	1.29 MB	-rwxr-xr-x
tipc	126.23 KB	-rwxr-xr-x
tune2fs	106.55 KB	-rwxr-xr-x
tzconfig	106 B	-rwxr-xr-x
ufw	4.82 KB	-rwxr-xr-x
umount.nfs	118.84 KB	-rwsr-xr-x
umount.nfs4	118.84 KB	-rwsr-xr-x
umount.udisks2	14.3 KB	-rwxr-xr-x
unix_chkpwd	42.15 KB	-rwxr-sr-x
unix_update	42.15 KB	-rwxr-xr-x
update-ca-certificates	5.29 KB	-rwxr-xr-x
update-grub	64 B	-rwxr-xr-x
update-grub-gfxpayload	301 B	-rwxr-xr-x
update-grub2	64 B	-rwxr-xr-x
update-info-dir	1.66 KB	-rwxr-xr-x
update-initramfs	7.25 KB	-rwxr-xr-x
update-locale	2.99 KB	-rwxr-xr-x
update-mime	9.18 KB	-rwxr-xr-x
update-passwd	34.56 KB	-rwxr-xr-x
update-pciids	1.71 KB	-rwxr-xr-x
update-rc.d	16.76 KB	-rwxr-xr-x
upgrade-from-grub-legacy	1.49 KB	-rwxr-xr-x
usb_modeswitch	59.66 KB	-rwxr-xr-x
usb_modeswitch_dispatcher	54.32 KB	-rwxr-xr-x
usbmuxd	86.57 KB	-rwxr-xr-x
useradd	143.71 KB	-rwxr-xr-x
userdel	98.89 KB	-rwxr-xr-x
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Code Editor : pam-auth-update

#!/usr/bin/perl -w

# pam-auth-update: update /etc/pam.d/common-* from /usr/share/pam-configs
#
# Update the /etc/pam.d/common-* files based on the per-package profiles
# provided in /usr/share/pam-configs/ taking into consideration user's
# preferences (as determined via debconf prompting).
#
# Written by Steve Langasek <steve.langasek@canonical.com>
#
# Copyright (C) 2008 Canonical Ltd.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of version 3 of the GNU General Public License as
# published by the Free Software Foundation.
#
# # This program 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 this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301,
# USA.

use strict;
use Debconf::Client::ConfModule ':all';
use IPC::Open2 'open2';

version('2.0');
my $capb=capb('backup escape');

my $inputdir = '/usr/share/pam-configs';
my $template = 'libpam-runtime/profiles';
my $errtemplate = 'libpam-runtime/conflicts';
my $overridetemplate = 'libpam-runtime/override';
my $blanktemplate = 'libpam-runtime/no_profiles_chosen';
my $titletemplate = 'libpam-runtime/title';
my $confdir = '/etc/pam.d';
my $savedir = '/var/lib/pam';
my (%profiles, @sorted, @enabled, @conflicts, @new, %removals, %to_enable);
my $force = 0;
my $package = 0;
my $priority = 'high';
my %md5sums = (
	'auth' => ['8d4fe17e66ba25de16a117035d1396aa'],
	'account' => ['3c0c362eaf3421848b679d63fd48c3fa'],
	'password' => [
		'50fce2113dfda83ac8bdd5a6e706caec',
		'4bd7610f2e85f8ddaef79c7db7cb49eb',
		'9ba753d0824276b44bcadfee1f87b6bc',
	],
	'session' => [
		'240fb92986c885b327cdb21dd641da8c',
		'4a25673e8b36f1805219027d3be02cd2',
		'73144a2f4e609a922a51e301cd66a57e',
	],
	'session-noninteractive' => [
		'ad2b78ce1498dd637ef36469430b6ac6',
		'a20e8df3469bfe25c13a3b39161b30f0',
	],
);

opendir(DIR, $inputdir) || die "could not open config directory: $!";
while (my $profile = readdir(DIR)) {
	next if ($profile eq '.' || $profile eq '..' || $profile =~ m/~$/ || $profile =~ m/^#.+#$/);
	%{$profiles{$profile}} = parse_pam_profile($inputdir . '/' . $profile);
}
closedir DIR;

# use a '--force' arg to specify that /etc/pam.d should be overwritten; 
# used only on upgrades where the postinst has already determined that the
# checksums match.  Module packages other than libpam-runtime itself must
# NEVER use this option!  Document with big skullses and crossboneses!  It
# needs to be exposed for libpam-runtime because that's the package that
# decides whether we have a pristine config to be converted, and knows
# whether the version being upgraded from is one for which the conversion
# should be done.

while ($#ARGV >= 0) {
	my $opt = shift;
	if ($opt eq '--force') {
		$force = 1;
	} elsif ($opt eq '--package') {
		$package = 1;
	} elsif ($opt eq '--remove') {
		while ($#ARGV >= 0) {
			last if ($ARGV[0] =~ /^--/);
			$removals{shift @ARGV} = 1;
		}
		# --remove implies --package
		$package = 1 if (keys(%removals));
	} elsif ($opt eq '--enable') {
		while ($#ARGV >= 0) {
			last if ($ARGV[0] =~ /^--/);
			$to_enable{shift @ARGV} = 1;
		}
		# --enable implies --package
		$package = 1 if (keys(%to_enable));
	}
}

$priority = 'medium' if ($package);

x_loadtemplatefile('/var/lib/dpkg/info/libpam-runtime.templates','libpam-runtime');

# always sort by priority, so we have consistency and don't have to
# shuffle later
@sorted = sort { $profiles{$b}->{'Priority'} <=> $profiles{$a}->{'Priority'}
                 || $b cmp $a }
               keys(%profiles);
# If we're being called for package removal, filter out those options here
@sorted = grep { !$removals{$_} } @sorted;

subst($template, 'profile_names', join(', ',@sorted));
subst($template, 'profiles',
	join(', ', map { $profiles{$_}->{'Name'} } @sorted));

my $diff = diff_profiles($confdir,$savedir);

if ($diff) {
	@enabled = grep { !$removals{$_} } @{$diff->{'mods'}};
} else {
	@enabled = split(/, /,get($template));
}

# find out what we've seen, so we can ignore those defaults
my %seen;
if (-e $savedir . '/seen') {
	open(SEEN,$savedir . '/seen')  or die("open(${savedir}/seen) failed: $!");
	while (<SEEN>) {
		chomp;
		$seen{$_} = 1;
	}
	close(SEEN);
}

# filter out any options that are no longer available for any reason
@enabled = grep { $profiles{$_} } @enabled;

# an empty module set is an error, so in that case grab all the defaults
if (!@enabled) {
	%seen = ();
	$priority = 'high' unless ($force);
}

# add configs to enable
push(@enabled,
     grep { $to_enable{$_} } @sorted);

# add any previously-unseen configs
push(@enabled,
     grep { $profiles{$_}->{'Default'} eq 'yes' && !$seen{$_} } @sorted);
@enabled = sort { $profiles{$b}->{'Priority'} <=> $profiles{$a}->{'Priority'}
                  || $b cmp $a }
                @enabled;
my $prev = '';
@enabled = grep { $_ ne $prev && (($prev) = $_) } @enabled;

# Do we have any new options to show?  If not, we shouldn't reprompt the
# user, at any priority level, unless explicitly called.
@new = grep { !$seen{$_} } @sorted;

settitle($titletemplate);

# if diff_profiles() fails, and we weren't passed a 'force' argument
# (because this isn't an upgrade from an old version, or the checksum
# didn't match, or we're being called by some other module package), prompt
# the user whether to override.  If the user declines (the default), we
# never again manage this config unless manually called with '--force'.
if (!$diff && !$force) {
	input('high',$overridetemplate);
	go();
	$force = 1 if (get($overridetemplate) eq 'true');
}

if (!$diff && !$force) {
	print STDERR <<EOF;

pam-auth-update: Local modifications to /etc/pam.d/common-*, not updating.
pam-auth-update: Run pam-auth-update --force to override.

EOF
	exit;
}

umask(0022);

do {
	@conflicts = ();

if (@new || !$package) {
		fset($template,'seen','false');
	}
	set($template,join(', ', @enabled));

input($priority,$template);
	go();

@enabled = split(/, /, get($template));

# in case of conflicts, automatically unset the lower priority
	# item of each pair
	foreach my $elem (@enabled)
	{
		for (my $i=$#enabled; $i >= 0; $i--)
		{
			my $conflict = $enabled[$i];
			if ($profiles{$elem}->{'Conflicts'}->{$conflict}) {
				splice(@enabled,$i,1);
				my $desc = $profiles{$elem}->{'Name'}
					. ', ' . $profiles{$conflict}->{'Name'};
				push(@conflicts,$desc);
			}
		}
	}
	if (@conflicts) {
		subst($errtemplate, 'conflicts', join("\\n", @conflicts));
		input('high',$errtemplate);
	}
	set($template, join(', ', @enabled));
	if (!@enabled) {
		input('high',$blanktemplate);
		# we can only end up here by user error, but give them another
		# shot at selecting a correct config anyway.
		fset($template,'seen','false');
	}
} while (@conflicts || !@enabled);

# the decision has been made about what configs to use, so even if
# something fails after this, we shouldn't go munging the default
# options again.  Save the list of known configs to /var/lib/pam.
open(SEEN,"> $savedir/seen") or die("open(${savedir}/seen) failed: $!");
for my $i (@sorted) {
	print SEEN "$i\n";
}
close(SEEN) or die("close(${savedir}/seen) failed: $!");

# @enabled now contains our list of profiles to use for piecing together
# a config
# we have:
# - templates into which we insert the specialness
# - magic comments denoting the beginning and end of our managed block;
#   looking at only the functional config lines would potentially let us
#   handle more cases, at the expense of much greater complexity, so
#   pass on this at least for the first round
# - a representation of the autogenerated config stored in /var/lib/pam,
#   that we can diff against in order to account for changed options or
#   manually dropped modules
# - a hash describing the local modifications the user has made to the
#   config; these are always preserved unless manually overridden with
#   the --force option

write_profiles(\%profiles, \@enabled, $confdir, $savedir, $diff, $force);

# take a single line from a stock config, and merge it with the
# information about local admin edits
sub merge_one_line
{
	my ($line,$diff,$count) = @_;
	my (@opts,$modline);

my ($adds,$removes);

$line =~ /^((\[[^]]+\]|\w+)\s+\S+)\s*(.*)/;

@opts = split(/\s+/,$3);
	$modline = $1;
	$modline =~ s/end/$count/g;
	if ($diff) {
		my $mod = $modline;
		$mod =~ s/(\[[^0-9]*)[0-9]+(.*\])/$1$2/g;
		$adds = \%{$diff->{'add'}{$mod}};
		$removes = \%{$diff->{'remove'}{$mod}};
	} else {
		$adds = $removes = undef;
	}

for (my $i = 0; $i <= $#opts; $i++) {
		if ($adds->{$opts[$i]}) {
			delete $adds->{$opts[$i]};
		}
		if ($removes->{$opts[$i]}) {
			splice(@opts,$i,1);
			$i--;
		}
	}
	return $modline . " " . join(' ',@opts,sort keys(%{$adds})) . "\n";
}

# return the lines for a given config name, type, and position in the stack
sub lines_for_module_and_type
{
	my ($profiles, $mod, $type, $modpos) = @_;
	if ($modpos == 0 && $profiles->{$mod}{$type . '-Initial'}) {
		return $profiles->{$mod}{$type . '-Initial'};
	}
	return $profiles->{$mod}{$type};
}

# create a single PAM config from the indicated template and selections,
# writing to a new file
sub create_from_template
{
	my($template,$dest,$profiles,$enabled,$diff,$type) = @_;
	my $state = 0;
	my $uctype = ucfirst($type);
	$type =~ s/-noninteractive//;

open(INPUT,$template) || return 0;
	open(OUTPUT,">$dest") || return 0;

while (<INPUT>) {
		if ($state == 1) {
			if (/^# here's the fallback if no module succeeds/) {
				print OUTPUT;
				$state++;
			}
			next;
		}
		if ($state == 3) {
			if (/^# end of pam-auth-update config/) {
				print OUTPUT;
				$state++;
			}
			next;
		}

print OUTPUT;

my ($pattern,$val);
		if ($state == 0) {
			$pattern = '^# here are the per-package modules $the "Primary" block$';
			$val = 'Primary';
		} elsif ($state == 2) {
			$pattern = '^# and here are more per-package modules $the "Additional" block$';
			$val = 'Additional';
		} else {
			next;
		}

if (/$pattern/) {
			my $i = 0;
			my $count = 0;
			# first we need to get a count of lines that we're
			# going to output, so we can fix up the jumps correctly
			for my $mod (@{$enabled}) {
				my $output;
				next if (!$profiles->{$mod}{$uctype . '-Type'});
				next if $profiles->{$mod}{$uctype . '-Type'} ne $val;
				$output = lines_for_module_and_type($profiles, $mod, $uctype, $i++);
				# bypasses a perl warning about @_, sigh
				my @tmparr = split("\n+",$output);
				$count += @tmparr;
			}

# in case anything tries to jump in the 'additional'
			# block, let's try not to jump off the stack...
			$count-- if ($val eq 'Additional');

# no primary block, so output a stock pam_permit line
			# to keep the stack intact
			if ($val eq 'Primary' && $count == 0)
			{
				print OUTPUT "$type\t[default=1]\t\t\tpam_permit.so\n";
			}

$i = 0;
			for my $mod (@{$enabled}) {
				my $output;
				my @output;
				next if (!$profiles->{$mod}{$uctype . '-Type'});
				next if $profiles->{$mod}{$uctype . '-Type'} ne $val;
				$output = lines_for_module_and_type($profiles, $mod, $uctype, $i++);
				for my $line (split("\n",$output)) {
					$line = merge_one_line($line,$diff,
					                       $count);
					print OUTPUT "$type\t$line";
					$count--;
				}
			}
			$state++;
		}
	}
	close(INPUT);
	close(OUTPUT) or die("close($dest) failed: $!");

if ($state < 4) {
		unlink($dest);
		return 0;
	}
	return 1;
}

# take a template file, strip out everything between the markers, and
# return the md5sum of the remaining contents.  Used for testing for
# local modifications of the boilerplate.
sub get_template_md5sum
{
	my($template) = @_;
	my $state = 0;

open(INPUT,$template) || return '';
	my($md5sum_fd,$output_fd);
	my $pid = open2($md5sum_fd, $output_fd, 'md5sum');
	return '' if (!$pid);

while (<INPUT>) {
		if ($state == 1) {
			if (/^# here's the fallback if no module succeeds/) {
				print $output_fd $_;
				$state++;
			}
			next;
		}
		if ($state == 3) {
			if (/^# end of pam-auth-update config/) {
				print $output_fd $_;
				$state++;
			}
			next;
		}

print $output_fd $_;

my ($pattern,$val);
		if ($state == 0) {
			$pattern = '^# here are the per-package modules $the "Primary" block$';
		} elsif ($state == 2) {
			$pattern = '^# and here are more per-package modules $the "Additional" block$';
		} else {
			next;
		}

if (/$pattern/) {
			$state++;
		}
	}
	close(INPUT);
	close($output_fd);
	my $md5sum = <$md5sum_fd>;
	close($md5sum_fd);
	waitpid $pid, 0;

$md5sum = (split(/\s+/,$md5sum))[0];
	return $md5sum;
}

# merge a set of module declarations into a set of new config files,
# using the information returned from diff_profiles().
sub write_profiles
{
	my($profiles,$enabled,$confdir,$savedir,$diff,$force) = @_;

if (! -d $savedir) {
		mkdir($savedir);
	}
		
	# because we can't atomically replace both /var/lib/pam/$foo and
	# /etc/pam.d/common-$foo at the same time, take steps to make this
	# somewhat robust
	for my $type ('auth','account','password','session',
	              'session-noninteractive')
	{
		my $target = $confdir . '/common-' . $type;
		my $template = $target;
		my $dest = $template . '.pam-new';

my $diff = $diff;
		if ($diff) {
			$diff = \%{$diff->{$type}};
		}

# Detect if the template is unmodified, and if so, use
		# the version from /usr/share.  Depends on knowing the
		# md5sums of the originals.
		my $md5sum = get_template_md5sum($template);
		for my $i (@{$md5sums{$type}}) {
			if ($md5sum eq $i) {
				$template = '/usr/share/pam/common-' . $type;
				last;
			}
		}

# first, write out the new config
		if (!create_from_template($template,$dest,$profiles,$enabled,
		                          $diff,$type))
		{
			if (!$force) {
				return 0;
			}
			$template = '/usr/share/pam/common-' . $type;
			if (!create_from_template($template,$dest,$profiles,
			                          $enabled,$diff,$type))
			{
				return 0;
			}
		}

# then write out the saved config
		if (!open(OUTPUT, "> $savedir/$type.new")) {
			unlink($dest);
			return 0;
		}
		my $i = 0;
		my $uctype = ucfirst($type);
		for my $mod (@{$enabled}) {
			my $output;
			next if (!$profiles->{$mod}{$uctype . '-Type'});
			next if ($profiles->{$mod}{$uctype . '-Type'} eq 'Additional');

$output = lines_for_module_and_type($profiles, $mod, $uctype, $i++);
			if ($output) {
				print OUTPUT "Module: $mod\n";
				print OUTPUT $output . "\n";
			}
		}

# no primary block, so output a stock pam_permit line
		if ($i == 0)
		{
			print OUTPUT "Module: null\n";
			print OUTPUT "[default=1]\t\t\tpam_permit.so\n";
		}

$i = 0;
		for my $mod (@{$enabled}) {
			my $output;
			next if (!$profiles->{$mod}{$uctype . '-Type'});
			next if ($profiles->{$mod}{$uctype . '-Type'} eq 'Primary');

$output = lines_for_module_and_type($profiles, $mod, $uctype, $i++);
			if ($output) {
				print OUTPUT "Module: $mod\n";
				print OUTPUT $output . "\n";
			}
		}

close(OUTPUT) or die("close($dest) failed: $!");

# then do the renames, back-to-back
		# we have to use system because File::Copy is in
		# perl-modules, not perl-base
		if (-e $target && $force) {
			system('cp','-f',$target,$target . '.pam-old') == 0
                            or die("cp -f ${target} ${target}.pam.old failed");
		}
		rename($dest,$target)
                    or die("rename($dest, $target) failed: $!");
		rename("$savedir/${type}.new","$savedir/$type")
                    or die("rename(${savedir}/${type}.new, ${savedir}/${type}) failed: $!");
	}

# at the end of a successful write, reset the 'seen' flag and the
	# value of the debconf override question.
	fset($overridetemplate,'seen','false');
	set($overridetemplate,'false');
}

# reconcile the current config in /etc/pam.d with the saved ones in
# /var/lib/pam; returns a hash of profile names and the corresponding
# options that should be added/removed relative to the stock config.
# returns false if any of the markers are missing that permit a merge,
# or on any other failure.
sub diff_profiles
{
	my ($sourcedir,$savedir) = @_;
	my (%diff);

@{$diff{'mods'}} = ();
	# Load the saved config from /var/lib/pam, then iterate through all
	# lines in the current config that are in the managed block.
	# If anything fails here, just return immediately since we then
	# have nothing to merge; instead, the caller will decide later
	# whether to force an overwrite.
	for my $type ('auth','account','password','session',
	              'session-noninteractive')
	{
		my (@saved,$modname);

open(SAVED,$savedir . '/' . $type) || return 0;
		while (<SAVED>) {
			if (/^Module: (.*)/) {
				$modname = $1;
				next;
			}
			chomp;
			# trim out the destination of any jumps; this saves
			# us from having to re-parse everything just to fix
			# up the jump lengths, when changes to these will
			# already show up as inconsistencies elsewhere
			s/(\[[^0-9]*)[0-9]+(.*\])/$1$2/g;
			s/(\[.*)end(.*\])/$1$2/g;
			my (@temp) = ($modname,$_);
			push(@saved,\@temp);
		}
		close(SAVED);

my $state = 0;
		my (@prev_opts,$curmod);
		my $realtype = $type;
		$realtype =~ s/-noninteractive//;

open(CURRENT,$sourcedir . '/common-' . $type) || return 0;
		while (<CURRENT>) {
			if ($state == 0) {
				$state = 1
				   if (/^# here are the per-package modules $the "Primary" block$/);
				next;
			}
			if ($state == 1) {
				s/^$realtype\s+//;
				if (/^# here's the fallback if no module succeeds/) {
					$state = 2;
					next;
				}
			}
			if ($state == 2) {
				$state = 3
				   if (/^# and here are more per-package modules $the "Additional" block$/);
				next;
			}
			if ($state == 3) {
				last if (/^# end of pam-auth-update config/);
				s/^$realtype\s+//;
			}

my $found = 0;
			my $curopts;
			while (!$found && $#saved >= 0) {
				my $line;
				($modname,$line) = @{$saved[0]};
				shift(@saved);
				$line =~ /^((\[[^]]+\]|\w+)\s+\S+)\s*(.*)/;
				@prev_opts = split(/\s+/,$3);
				$curmod = $1;
				# FIXME: the key isn't derived from the config
				# name, so collisions are possible if more
				# than one config references the same module

$_ =~ s/(\[[^0-9]*)[0-9]+(.*\])/$1$2/g;
				# check if this is a match for the current line
				if ($_ =~ /^\Q$curmod\E\s*(.*)$/) {
					$found = 1;
					$curopts = $1;
					push(@{$diff{'mods'}},$modname);
				}
			}

# there's a line in the live config that doesn't
			# correspond to anything from the saved config.
			# treat this as a failure; it's very error-prone
			# to decide what to do with an added line that
			# didn't come from a package.
			return 0 if (!$found);

for my $opt (split(/\s+/,$curopts)) {
				my $found = 0;
				for (my $i = 0; $i <= $#prev_opts; $i++) {
					if ($prev_opts[$i] eq $opt) {
						$found = 1;
						splice(@prev_opts,$i,1);
					}
				}
				$diff{$type}{'add'}{$curmod}{$opt} = 1 if (!$found);
			}
			for my $opt (@prev_opts) {
				$diff{$type}{'remove'}{$curmod}{$opt} = 1;
			}
		}
		close(CURRENT);

# we couldn't parse the config, so the merge fails
		return 0 if ($state < 3);
	}
	return \%diff;
}

# simple function to parse a provided config file, in pseudo-RFC822
# format,
sub parse_pam_profile
{
	my ($profile) = $_[0];
	my $fieldname;
	my %profile;
	open(PROFILE, $profile) || die "could not read profile $profile: $!";
	while (<PROFILE>) {
		if (/^(\S+):\s+(.*)\s*$/) {
			$fieldname = $1;
			# compatibility with the first implementation round;
			# "Auth-Final" is now just called "Auth"
			$fieldname =~ s/-Final$//;
			if ($fieldname eq 'Conflicts') {
				foreach my $elem (split(/, /, $2)) {
					$profile{'Conflicts'}->{$elem} = 1;
				}
			} else {
				$profile{$fieldname} = $2;
			}
		} else {
			chomp;
			s/^\s+//;
			s/\s+$//;
			$profile{$fieldname} .= "\n$_" if ($_);
			$profile{$fieldname} =~ s/^[\n\s]+//;
		}
	}
	close(PROFILE);
	if (!defined($profile{'Session-Interactive-Only'})) {
			$profile{'Session-noninteractive-Type'} = $profile{'Session-Type'};
			$profile{'Session-noninteractive'} = $profile{'Session'};
			$profile{'Session-noninteractive-Initial'} = $profile{'Session-Initial'};
	}
	return %profile;
}

${this.title}

Code Editor : pam-auth-update