mirror of
https://github.com/librenms/librenms-agent.git
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34 lines
2.2 KiB
Bash
34 lines
2.2 KiB
Bash
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#!/bin/bash
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################################################################
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# copy this script to somewhere like /opt and make chmod +x it #
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# edit your snmpd.conf add the below line and restart snmpd #
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# extend dhcpstats /opt/dhcp-status.sh #
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################################################################
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FILE_DHCP='/var/lib/dhcp/db/dhcpd.leases'
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BIN_CAT='/usr/bin/cat'
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BIN_GREP='/usr/bin/grep'
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BIN_TR='/usr/bin/tr'
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BIN_SED='/usr/bin/sed'
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BIN_SORT='/usr/bin/sort'
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BIN_WC='/usr/bin/wc'
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DHCP_LEASES='^lease'
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DHCP_ACTIVE='^lease|binding state active'
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DHCP_EXPIRED='^lease|binding state expired'
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DHCP_RELEASED='^lease|binding state released'
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DHCP_ABANDONED='^lease|binding state abandoned'
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DHCP_RESET='^lease|binding state reset'
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DHCP_BOOTP='^lease|binding state bootp'
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DHCP_BACKUP='^lease|binding state backup'
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DHCP_FREE='^lease|binding state free'
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NO_ERROR='[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3} binding'
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$BIN_CAT $FILE_DHCP | $BIN_GREP $DHCP_LEASES | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_ACTIVE" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_EXPIRED" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_RELEASED" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_ABANDONED" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_RESET" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_BOOTP" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_BACKUP" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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$BIN_GREP -E "$DHCP_FREE" $FILE_DHCP | $BIN_TR '\n' '|' | $BIN_SED 's/ {| //g' | $BIN_TR '|' '\n' | $BIN_GREP -E "$NO_ERROR" | $BIN_SORT -u | $BIN_WC -l
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