31 lines
864 B
Bash
31 lines
864 B
Bash
#!/bin/bash
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LOCATION=$1
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KEYWORD=$2
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OPTION=$3
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COMPARE=$4
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CONDITION=$5
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#Example:
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#LOCATION="/etc/pam.d/common-password"
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#For debian is common-password ,for Gentoo and Red hat the file is system-auth
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#KEYWORD="pam_cracklib.so"
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#OPTION="ocredit"
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#COMPARE="gt"
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#CONDITION="-1"
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if [ -f "$LOCATION" ];then
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RESULT=$(sed -e '/^#/d' -e '/^[ \t][ \t]*#/d' -e 's/#.*$//' -e '/^$/d' $LOCATION | grep "$KEYWORD.*$OPTION")
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#above line is remove any comment in the configuration file and use grep to output a exit status
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#if matched both $KEYWORD and $OPTION there is a success exit status: 0
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if [ $? -eq 0 ];then
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if [ "$(echo $RESULT | tr "\t" "\n" | tr " " "\n" | sed -n "/$OPTION/p"| awk -F "=" '{printf $2}')" -$(echo $COMPARE) "$CONDITION" ];then
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exit 1
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fi
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else
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exit 1
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fi
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fi
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