/l3/users/26-03-2018/NT-Ladm/debian2.net.nt/root :1 :2 :3
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Журнал лабораторных работ

Содержание

Журнал

Среда (03/28/18)

/dev/pts/2
08:18:12
#export a










/dev/pts/3
08:18:17




#bash





root@debian2:~# $a
bash: 1: команда не найдена
root@debian2:~# echo a
a
root@debian2:~# echo a$
a$
root@debian2:~# echo $a
1
root@debian2:~# exit
exit











/dev/pts/2
08:18:17




#bash


root@debian2:~# $a
bash: 1: команда не найдена
root@debian2:~# echo a
a
root@debian2:~# echo a$
a$
root@debian2:~# echo $a
1
root@debian2:~# exit
exit











/dev/pts/3
08:19:44




#env





SHELL=/bin/bash
TERM=xterm
HISTSIZE=2000
SSH_CLIENT=192.168.16.126 49170 22
L3_PARENT_TTY=/dev/pts/3
L3_TAMPERED_EDITORS= vi vim pico nano vi vim pico nano
SSH_TTY=/dev/pts/2
USER=root
HISTFILESIZE=2000
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
MAIL=/var/mail/root
L3_SESSION_ID=3006280001143314300-1522217844
a=1
PWD=/root
LANG=ru_RU.UTF-8











/dev/pts/2
08:19:44




#env


SHELL=/bin/bash
TERM=xterm
HISTSIZE=2000
SSH_CLIENT=192.168.16.126 49170 22
L3_PARENT_TTY=/dev/pts/3
L3_TAMPERED_EDITORS= vi vim pico nano vi vim pico nano
SSH_TTY=/dev/pts/2
USER=root
HISTFILESIZE=2000
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
MAIL=/var/mail/root
L3_SESSION_ID=3006280001143314300-1522217844
a=1
PWD=/root
LANG=ru_RU.UTF-8











/dev/pts/3
08:23:08




#man bash













/dev/pts/2
08:23:08




#man bash








прошло 18 минут




/dev/pts/3
08:41:34




#md scripts





l3script: md: команда не найдена











/dev/pts/2
08:41:34




#md scripts





l3script: md: команда не найдена









прошло 35 минут




/dev/pts/3
09:16:57




#mkdir scripts















/dev/pts/2
09:16:57




#mkdir scripts












/dev/pts/3
09:17:04




#cd scripts/















/dev/pts/2
09:17:04




#cd scripts/












/dev/pts/3
09:17:27




#vi shell.sh





--- /dev/null	2018-03-26 08:41:41.503999993 +0300
+++ shell.sh	2018-03-28 10:19:42.272414836 +0300
@@ -0,0 +1,2 @@
+#!/bin/bash
+









/dev/pts/2
09:17:27




#vi shell.sh













/dev/pts/3
09:19:42




#vi shell.sh





--- /tmp/l3-saved-8382.16299.13565	2018-03-28 10:19:45.420412765 +0300
+++ shell.sh	2018-03-28 10:27:46.712406812 +0300
@@ -1,2 +1,9 @@
 #!/bin/bash
 
+users=$(awk -F: '$3=1000 && $3!=65534 {print $1}' /etc/passwd)
+
+for user in $users
+	do
+		echo "changing shell for user $user..."
+		usermod -s /bin/zsh $user
+	done









/dev/pts/2
09:19:42




#vi shell.sh










/dev/pts/3
09:27:46




#ls -l





итого 4
-rw-r--r-- 1 root root 176 Мар 28 10:27 shell.sh











/dev/pts/2
09:27:46




#ls -l


итого 4
-rw-r--r-- 1 root root 176 Мар 28 10:27 shell.sh











/dev/pts/3
09:31:22




#chmod u+x shell.sh















/dev/pts/2
09:31:22




#chmod u+x shell.sh












/dev/pts/3
09:32:29




#ls -l





итого 4
-rwxr--r-- 1 root root 176 Мар 28 10:27 shell.sh











/dev/pts/2
09:32:29




#ls -l


итого 4
-rwxr--r-- 1 root root 176 Мар 28 10:27 shell.sh











/dev/pts/3
09:32:31




#./shell.sh





changing shell for user root...
changing shell for user daemon...
changing shell for user bin...
changing shell for user sys...
changing shell for user sync...
changing shell for user games...
changing shell for user man...
changing shell for user lp...
changing shell for user mail...
changing shell for user news...
...
changing shell for user backup...
changing shell for user list...
changing shell for user irc...
changing shell for user gnats...
changing shell for user libuuid...
changing shell for user Debian-exim...
changing shell for user user...
changing shell for user sshd...
changing shell for user ivan...
changing shell for user petr...











/dev/pts/2
09:32:31




#./shell.sh


changing shell for user root...
changing shell for user daemon...
changing shell for user bin...
changing shell for user sys...
changing shell for user sync...
changing shell for user games...
changing shell for user man...
changing shell for user lp...
changing shell for user mail...
changing shell for user news...
...
changing shell for user backup...
changing shell for user list...
changing shell for user irc...
changing shell for user gnats...
changing shell for user libuuid...
changing shell for user Debian-exim...
changing shell for user user...
changing shell for user sshd...
changing shell for user ivan...
changing shell for user petr...











/dev/pts/3
09:32:47




#vi shell.sh













/dev/pts/2
09:32:47




#vi shell.sh










/dev/pts/3
09:34:39




#Press ENTER or type command to continue





root:x:0:0:root:/root:/bin/zsh
daemon:x:1:1:daemon:/usr/sbin:/bin/zsh
bin:x:2:2:bin:/bin:/bin/zsh
sys:x:3:3:sys:/dev:/bin/zsh
sync:x:4:65534:sync:/bin:/bin/zsh
games:x:5:60:games:/usr/games:/bin/zsh
man:x:6:12:man:/var/cache/man:/bin/zsh
lp:x:7:7:lp:/var/spool/lpd:/bin/zsh
mail:x:8:8:mail:/var/mail:/bin/zsh
news:x:9:9:news:/var/spool/news:/bin/zsh
...
list:x:38:38:Mailing List Manager:/var/list:/bin/zsh
irc:x:39:39:ircd:/var/run/ircd:/bin/zsh
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/zsh
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
libuuid:x:100:101::/var/lib/libuuid:/bin/zsh
Debian-exim:x:101:103::/var/spool/exim4:/bin/zsh
user:x:1000:1000:user,,,:/home/user:/bin/zsh
sshd:x:102:65534::/var/run/sshd:/bin/zsh
ivan:x:1001:1001::/home/ivan:/bin/zsh
petr:x:1002:1002::/home/petr:/bin/zsh











/dev/pts/2
09:34:39




#Press ENTER or type command to continue


root:x:0:0:root:/root:/bin/zsh
daemon:x:1:1:daemon:/usr/sbin:/bin/zsh
bin:x:2:2:bin:/bin:/bin/zsh
sys:x:3:3:sys:/dev:/bin/zsh
sync:x:4:65534:sync:/bin:/bin/zsh
games:x:5:60:games:/usr/games:/bin/zsh
man:x:6:12:man:/var/cache/man:/bin/zsh
lp:x:7:7:lp:/var/spool/lpd:/bin/zsh
mail:x:8:8:mail:/var/mail:/bin/zsh
news:x:9:9:news:/var/spool/news:/bin/zsh
...
list:x:38:38:Mailing List Manager:/var/list:/bin/zsh
irc:x:39:39:ircd:/var/run/ircd:/bin/zsh
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/zsh
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
libuuid:x:100:101::/var/lib/libuuid:/bin/zsh
Debian-exim:x:101:103::/var/spool/exim4:/bin/zsh
user:x:1000:1000:user,,,:/home/user:/bin/zsh
sshd:x:102:65534::/var/run/sshd:/bin/zsh
ivan:x:1001:1001::/home/ivan:/bin/zsh
petr:x:1002:1002::/home/petr:/bin/zsh











/dev/pts/3
09:34:47




#vi shell.sh





--- /tmp/l3-saved-8382.381.29208	2018-03-28 10:35:23.484415800 +0300
+++ shell.sh	2018-03-28 10:35:31.884418078 +0300
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-users=$(awk -F: '$3=1000 && $3!=65534 {print $1}' /etc/passwd)
+users=$(awk -F: '$3=>1000 && $3!=65534 {print $1}' /etc/passwd)
 
 for user in $users
 	do









/dev/pts/2
09:34:47




#vi shell.sh










/dev/pts/3
09:35:31




#cd /etc/















/dev/pts/2
09:35:31




#cd /etc/












/dev/pts/3
09:35:49




#cp passwd passwd.old















/dev/pts/2
09:35:49




#cp passwd passwd.old












/dev/pts/3
09:36:00




#scp 192.168.13.6:/etc/passwd /etc





The authenticity of host '192.168.13.6 (192.168.13.6)' can't be established.
ECDSA key fingerprint is bb:7b:f3:72:0e:3d:91:4c:a0:5b:88:ff:0d:0d:33:1d.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.13.6' (ECDSA) to the list of known hosts.
root@192.168.13.6's password:
passwd                                        100% 1028     1.0KB/s   00:00











/dev/pts/2
09:36:00




#scp 192.168.13.6:/etc/passwd /etc


The authenticity of host '192.168.13.6 (192.168.13.6)' can't be established.
ECDSA key fingerprint is bb:7b:f3:72:0e:3d:91:4c:a0:5b:88:ff:0d:0d:33:1d.
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '192.168.13.6' (ECDSA) to the list of known hosts.
root@192.168.13.6's password:
passwd                                        100% 1028     1.0KB/s   00:00











/dev/pts/3
09:36:23




#cat /etc/passwd





root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/bin/sh
bin:x:2:2:bin:/bin:/bin/sh
sys:x:3:3:sys:/dev:/bin/sh
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/bin/sh
man:x:6:12:man:/var/cache/man:/bin/sh
lp:x:7:7:lp:/var/spool/lpd:/bin/sh
mail:x:8:8:mail:/var/mail:/bin/sh
news:x:9:9:news:/var/spool/news:/bin/sh
...
irc:x:39:39:ircd:/var/run/ircd:/bin/sh
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
libuuid:x:100:101::/var/lib/libuuid:/bin/sh
Debian-exim:x:101:103::/var/spool/exim4:/bin/false
user:x:1000:1000:user,,,:/home/user:/bin/zsh
sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin
ivan:x:1001:1001::/home/ivan:/bin/zsh
petr:x:1002:1002::/home/petr:/bin/zsh
popa3d:x:103:105::/var/lib/popa3d:/bin/false











/dev/pts/2
09:36:23




#cat /etc/passwd


root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/bin/sh
bin:x:2:2:bin:/bin:/bin/sh
sys:x:3:3:sys:/dev:/bin/sh
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/bin/sh
man:x:6:12:man:/var/cache/man:/bin/sh
lp:x:7:7:lp:/var/spool/lpd:/bin/sh
mail:x:8:8:mail:/var/mail:/bin/sh
news:x:9:9:news:/var/spool/news:/bin/sh
...
irc:x:39:39:ircd:/var/run/ircd:/bin/sh
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
libuuid:x:100:101::/var/lib/libuuid:/bin/sh
Debian-exim:x:101:103::/var/spool/exim4:/bin/false
user:x:1000:1000:user,,,:/home/user:/bin/zsh
sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin
ivan:x:1001:1001::/home/ivan:/bin/zsh
petr:x:1002:1002::/home/petr:/bin/zsh
popa3d:x:103:105::/var/lib/popa3d:/bin/false











/dev/pts/3
09:36:29




#cd















/dev/pts/2
09:36:29




#cd












/dev/pts/3
09:37:35




#vi shell.sh





--- /tmp/l3-saved-8382.28213.26593	2018-03-28 10:37:39.120436991 +0300
+++ shell.sh	2018-03-28 10:59:37.768414039 +0300
@@ -1,9 +1,10 @@
 #!/bin/bash
 
-users=$(awk -F: '$3=>1000 && $3!=65534 {print $1}' /etc/passwd)
+users=$(awk -F: '$3>=1000 && $3!=65534 {print $1}' /etc/passwd)
+shell=$1
 
 for user in $users
 	do
-		echo "changing shell for user $user..."
-		usermod -s /bin/zsh $user
+		echo "changing shell $shell for user $user..."
+		usermod -s /bin/$shell $user
 	done









/dev/pts/2
09:37:35




#vi shell.sh








прошло 22 минуты




/dev/pts/3
09:59:37




#vi shell.sh bash













/dev/pts/2
09:59:37




#vi shell.sh bash










/dev/pts/3
10:00:32




#vi shell.sh





--- /tmp/l3-saved-8382.1612.2533	2018-03-28 11:01:51.820356197 +0300
+++ shell.sh	2018-03-28 11:03:28.060425987 +0300
@@ -1,7 +1,7 @@
 #!/bin/bash
 
 users=$(awk -F: '$3>=1000 && $3!=65534 {print $1}' /etc/passwd)
-shell=$1
+shell=${1:-bash}
 
 for user in $users
 	do









/dev/pts/2
10:00:32




#vi shell.sh










/dev/pts/3
10:03:28




#./shell.sh





changing shell bash for user user...
usermod: изменения не внесены
changing shell bash for user ivan...
usermod: изменения не внесены
changing shell bash for user petr...
usermod: изменения не внесены











/dev/pts/2
10:03:28




#./shell.sh


changing shell bash for user user...
usermod: изменения не внесены
changing shell bash for user ivan...
usermod: изменения не внесены
changing shell bash for user petr...
usermod: изменения не внесены









прошло >2 часов




/dev/pts/3
13:02:49




#~





root:$6$ppY7xZxX$CnutMU4XxetHko6DW5K/ckfiA6CFeC0cbV/d6rrWE6F5iszqxAaQTwekH3.vBTQPNCakvqusvPcBecndLcbX8.:16248:0:99999:7:::
daemon:*:16248:0:99999:7:::
bin:*:16248:0:99999:7:::
sys:*:16248:0:99999:7:::
sync:*:16248:0:99999:7:::
games:*:16248:0:99999:7:::
man:*:16248:0:99999:7:::
lp:*:16248:0:99999:7:::
mail:*:16248:0:99999:7:::
news:*:16248:0:99999:7:::
...
list:*:16248:0:99999:7:::
irc:*:16248:0:99999:7:::
gnats:*:16248:0:99999:7:::
nobody:*:16248:0:99999:7:::
libuuid:!:16248:0:99999:7:::
Debian-exim:!:16248:0:99999:7:::
user:$6$CkJHVC8E$ykTJUix/7qmcPBJgqnJtCHlWhYfEaImqXcQyeRrwYm6Xi4KaZSfb4FB20ocZ/VlrQzTR2wiEobMxT/OM/FXgd0:16248:0:99999:7:::
sshd:*:16248:0:99999:7:::
ivan:$6$HavUO65k$xquY5VrMrAUuHQvZZkqxddFefhIcvGb1JOcWIADGJqx0a8QJCQU1DXotg6ltI0s3U3aycXi5anxUHsEWx4XF40:17616:0:99999:7:::
petr:$6$MBEvzXFn$1xn/EQmbg06SPyM.eekTb/jrUSEq8gfEbmTJYiINfC5XHPD6d3dK0sGyDV61rlADt8XmrobDwjOdIlWf/eeOO1:17616:0:99999:7:::











/dev/pts/2
13:02:49




#~


root:$6$ppY7xZxX$CnutMU4XxetHko6DW5K/ckfiA6CFeC0cbV/d6rrWE6F5iszqxAaQTwekH3.vBTQPNCakvqusvPcBecndLcbX8.:16248:0:99999:7:::
daemon:*:16248:0:99999:7:::
bin:*:16248:0:99999:7:::
sys:*:16248:0:99999:7:::
sync:*:16248:0:99999:7:::
games:*:16248:0:99999:7:::
man:*:16248:0:99999:7:::
lp:*:16248:0:99999:7:::
mail:*:16248:0:99999:7:::
news:*:16248:0:99999:7:::
...
list:*:16248:0:99999:7:::
irc:*:16248:0:99999:7:::
gnats:*:16248:0:99999:7:::
nobody:*:16248:0:99999:7:::
libuuid:!:16248:0:99999:7:::
Debian-exim:!:16248:0:99999:7:::
user:$6$CkJHVC8E$ykTJUix/7qmcPBJgqnJtCHlWhYfEaImqXcQyeRrwYm6Xi4KaZSfb4FB20ocZ/VlrQzTR2wiEobMxT/OM/FXgd0:16248:0:99999:7:::
sshd:*:16248:0:99999:7:::
ivan:$6$HavUO65k$xquY5VrMrAUuHQvZZkqxddFefhIcvGb1JOcWIADGJqx0a8QJCQU1DXotg6ltI0s3U3aycXi5anxUHsEWx4XF40:17616:0:99999:7:::
petr:$6$MBEvzXFn$1xn/EQmbg06SPyM.eekTb/jrUSEq8gfEbmTJYiINfC5XHPD6d3dK0sGyDV61rlADt8XmrobDwjOdIlWf/eeOO1:17616:0:99999:7:::











/dev/pts/3
13:03:37




#id ivan





uid=1001(ivan) gid=1001(ivan) группы=1001(ivan)











/dev/pts/2
13:03:37




#id ivan


uid=1001(ivan) gid=1001(ivan) группы=1001(ivan)











/dev/pts/3
13:04:55




#chfn ivan





Изменение информации о пользователе ivan
Введите новое значение или нажмите ENTER для выбора значения по умолчанию
        Полное имя []: Ivan Ivanov
        Номер комнаты []: 9D
        Рабочий телефон []: 111
        Домашний телефон []: 111 11 11
        Другое []: LOL











/dev/pts/2
13:04:55




#chfn ivan


Изменение информации о пользователе ivan
Введите новое значение или нажмите ENTER для выбора значения по умолчанию
        Полное имя []: Ivan Ivanov
        Номер комнаты []: 9D
        Рабочий телефон []: 111
        Домашний телефон []: 111 11 11
        Другое []: LOL











/dev/pts/3
13:11:04




#id ivan





uid=1001(ivan) gid=1001(ivan) группы=1001(ivan)











/dev/pts/2
13:11:04




#id ivan


uid=1001(ivan) gid=1001(ivan) группы=1001(ivan)











/dev/pts/3
13:11:11




#cat /etc/passwd





root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/bin/sh
bin:x:2:2:bin:/bin:/bin/sh
sys:x:3:3:sys:/dev:/bin/sh
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/bin/sh
man:x:6:12:man:/var/cache/man:/bin/sh
lp:x:7:7:lp:/var/spool/lpd:/bin/sh
mail:x:8:8:mail:/var/mail:/bin/sh
news:x:9:9:news:/var/spool/news:/bin/sh
...
irc:x:39:39:ircd:/var/run/ircd:/bin/sh
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
libuuid:x:100:101::/var/lib/libuuid:/bin/sh
Debian-exim:x:101:103::/var/spool/exim4:/bin/false
user:x:1000:1000:user,,,:/home/user:/bin/bash
sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin
ivan:x:1001:1001:Ivan Ivanov,9D,111,111 11 11,LOL:/home/ivan:/bin/bash
petr:x:1002:1002::/home/petr:/bin/bash
popa3d:x:103:105::/var/lib/popa3d:/bin/false











/dev/pts/2
13:11:11




#cat /etc/passwd


root:x:0:0:root:/root:/bin/bash
daemon:x:1:1:daemon:/usr/sbin:/bin/sh
bin:x:2:2:bin:/bin:/bin/sh
sys:x:3:3:sys:/dev:/bin/sh
sync:x:4:65534:sync:/bin:/bin/sync
games:x:5:60:games:/usr/games:/bin/sh
man:x:6:12:man:/var/cache/man:/bin/sh
lp:x:7:7:lp:/var/spool/lpd:/bin/sh
mail:x:8:8:mail:/var/mail:/bin/sh
news:x:9:9:news:/var/spool/news:/bin/sh
...
irc:x:39:39:ircd:/var/run/ircd:/bin/sh
gnats:x:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
nobody:x:65534:65534:nobody:/nonexistent:/bin/sh
libuuid:x:100:101::/var/lib/libuuid:/bin/sh
Debian-exim:x:101:103::/var/spool/exim4:/bin/false
user:x:1000:1000:user,,,:/home/user:/bin/bash
sshd:x:102:65534::/var/run/sshd:/usr/sbin/nologin
ivan:x:1001:1001:Ivan Ivanov,9D,111,111 11 11,LOL:/home/ivan:/bin/bash
petr:x:1002:1002::/home/petr:/bin/bash
popa3d:x:103:105::/var/lib/popa3d:/bin/false











/dev/pts/3
13:11:19




#color





l3script: color: команда не найдена











/dev/pts/2
13:11:19




#color





l3script: color: команда не найдена











/dev/pts/3
13:11:33




#col





col     colcrt  colrm   column











/dev/pts/2
13:11:33




#col





col     colcrt  colrm   column











/dev/pts/3
13:11:33




#colfinger