51 lines
1.6 KiB
Bash
Executable file
51 lines
1.6 KiB
Bash
Executable file
#!/bin/sh
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# Little Nagios check to save the Sendmail mailstats
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CATEGORY=""
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OUTPUT_PERFDATA=""
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# Stop at the first non-catched error
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set -e
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# We use the "idiom" suggested by http://www.etalabs.net/sh_tricks.html
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# based on "done <<EOF $( command ) EOF"
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# to circumvent the creation of a subshell for the while loop
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# where the $OUTPUT_PERFDATA variable would be local and we
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# would not get the value outside of the loop.
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while read LINETYPE msgsfr bytes_from msgsto bytes_to msgsrej msgsdis msgsqur mailer; do
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case "$LINETYPE" in
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"MSP"|"MTA")
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CATEGORY="$LINETYPE"
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;;
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"T")
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# for the sake of Icinga, print the elements in alphabetical order
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for i in msgsfr bytes_from msgsto bytes_to msgsrej msgsdis msgsqur mailer; do
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OUTPUT_PERFDATA="$( printf "%s %s_msg_%s=%d" "$OUTPUT_PERFDATA" "$CATEGORY" "$i" "$( eval echo "$"$i )" )"
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done
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;;
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"C")
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# for the sake of Icinga, print the elements in alphabetical order
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for i in msgsfr bytes_from; do
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OUTPUT_PERFDATA="$( printf "%s %s_tcp_%s=%d" "$OUTPUT_PERFDATA" "$CATEGORY" "$i" "$( eval echo "$"$i )" )"
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done
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;;
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esac
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done <<EOF
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$(mailstats -P 2>/dev/null)
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EOF
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# if not all data is present, we return an unknown status
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# (remove this block if you don't mind)
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if ! echo "$OUTPUT_PERFDATA" | grep "MTA_msg" >/dev/null 2>&1 \
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|| ! echo "$OUTPUT_PERFDATA" | grep "MSP_msg" >/dev/null 2>&1 \
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|| ! echo "$OUTPUT_PERFDATA" | grep "MTA_tcp" >/dev/null 2>&1 \
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|| ! echo "$OUTPUT_PERFDATA" | grep "MSP_tcp" >/dev/null 2>&1 \
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; then
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echo "UNKNOWN"
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exit 3
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fi
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# Remove starting space to OUTPUT_PERFDATA
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printf "OK|%s\n" "$( echo $OUTPUT_PERFDATA )"
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