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Журнал лабораторных работ

Содержание

Журнал

Среда (03/29/17)

/dev/pts/0
13:45:00
#./shell.sh
Changing shell for user user...
Changing shell for user ivan...
Changing shell for user petr...
Changing shell for user anna...
13:45:04
#finger ivan
Login: ivan                             Name:
Directory: /home/ivan                   Shell: /bin/bash
Last login Wed Mar 29 09:27 (EEST) on pts/0 from 192.168.16.154
No mail.
No Plan.
13:45:08
#vi shell.sh
13:50:33
# 9 done










13:51:04




#echo $?


0











13:51:17




#test 5 -eq 6















13:51:25




#echo $?


1











13:51:27




#[ 5 -eq 6 ]















13:52:04




#echo $?


1











13:52:09




#[ 5 -eq 5 ]












13:52:15




#echo $?


0











13:52:17




#vi shell.sh


--- /tmp/l3-saved-13994.29037.12807	2017-03-29 14:52:49.359210863 +0300
+++ shell.sh	2017-03-29 14:54:50.671133253 +0300
@@ -1,5 +1,9 @@
 #!/bin/bash
 
+if [ $# -gt 1 ]
+	then
+	   exit 2
+	fi
 users=`awk -F: '$3>=1000&&$3!=65534{print $1}' /etc/passwd | tr "\n" " " `
 for user in $users
 	do









13:54:50




#vi shell.sh sh










13:55:21




#~





l3script: ./: Это каталог











13:55:32




#./shell.sh sh


Changing shell for user user...
Changing shell for user ivan...
Changing shell for user petr...
Changing shell for user anna...











13:55:41




#./shell.sh


Changing shell for user user...
Changing shell for user ivan...
Changing shell for user petr...
Changing shell for user anna...











13:55:46




#./shell.sh sh gre















13:56:01




#./shell.sh sh ry















13:56:09




#echo $?


2











13:56:29




#jobs










прошло 32 минуты




14:29:10




#pwd


/root/scripts











14:35:27




#vi proc.sh





--- /dev/null	2017-03-24 16:46:11.415999982 +0200
+++ proc.sh	2017-03-29 15:44:47.903149200 +0300
@@ -0,0 +1,9 @@
+#! /bin/bash
+
+i=1
+while [$i -lt 1000000]
+	do
+	   echo $i > /dev/`who | awk '$1~/ivan/{print $2}'`
+	   clear > /dev/`who | awk '$1~/ivan/{print $2}'`
+	   i=$[$i+1]
+	done 









14:44:47




#chmod u+x proc.sh












14:45:08




#./proc.sh


./proc.sh: line 4: [1: команда не найдена











14:45:46




#./ proc.sh





l3script: ./: Это каталог











14:45:56




#vi proc.sh


--- /tmp/l3-saved-13994.9482.16217	2017-03-29 15:46:18.815130486 +0300
+++ proc.sh	2017-03-29 15:47:39.531147640 +0300
@@ -1,7 +1,7 @@
 #! /bin/bash
 
 i=1
-while [$i -lt 1000000]
+while [ $i -lt 1000000 ]
 	do
 	   echo $i > /dev/`who | awk '$1~/ivan/{print $2}'`
 	   clear > /dev/`who | awk '$1~/ivan/{print $2}'`









14:47:39




#./ proc.sh





l3script: ./: Это каталог











14:47:41