83 lines
2.1 KiB
Bash
83 lines
2.1 KiB
Bash
#!/bin/bash
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# {{ ansible_managed }}
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set -u
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return=0
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nb_crit=0
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nb_warn=0
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nb_ok=0
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nb_unchk=0
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output=""
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vendored_check=/usr/local/lib/nagios/plugins/check_memcached.pl
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if [ -x $vendored_check ]; then
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check_bin=$vendored_check
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else
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echo "UNCHK - can't find check_memcached"
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exit 3
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fi
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check_server() {
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name=$1
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conf_file=$2
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host=$(config_var "-l" "${conf_file}")
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port=$(config_var "-p" "${conf_file}")
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cmd="${check_bin} -H ${host} -p ${port}"
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result=$($cmd)
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ret="${?}"
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if [ "${ret}" -ge 2 ]; then
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nb_crit=$((nb_crit + 1))
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printf -v output "%s%s\n" "${output}" "${result}"
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[ "${return}" -le 2 ] && return=2
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elif [ "${ret}" -ge 1 ]; then
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nb_warn=$((nb_warn + 1))
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printf -v output "%s%s\n" "${output}" "${result}"
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[ "${return}" -le 1 ] && return=1
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else
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nb_ok=$((nb_ok + 1))
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printf -v output "%s%s\n" "${output}" "${result}"
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[ "${return}" -le 0 ] && return=0
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fi
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}
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config_var() {
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variable=$1
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file=$2
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test -f "${file}" && grep -E "^${variable}\s+.+$" "${file}" | awk '{ print $2 }' | sed -e "s/^[\"']//" -e "s/[\"']$//"
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}
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# default instance
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if systemctl is-enabled -q memcached; then
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check_server "default" "/etc/memcached.conf"
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fi
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# additional instances
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conf_files=$(ls -1 /etc/memcached_*.conf 2> /dev/null)
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for conf_file in ${conf_files}; do
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name=$(basename "${conf_file}" | sed '{s|memcached_||;s|\.conf||}')
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if systemctl is-enabled -q "memcached@${name}.service"; then
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check_server "${name}" "${conf_file}"
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else
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nb_unchk=$((nb_unchk + 1))
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output="${output}UNCHK - ${name} (unit is disabled or missing)\n"
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fi
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done
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[ "${return}" -ge 0 ] && header="OK"
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[ "${return}" -ge 1 ] && header="WARNING"
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[ "${return}" -ge 2 ] && header="CRITICAL"
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printf "%s - %s UNCHK / %s CRIT / %s WARN / %s OK\n\n" "${header}" "${nb_unchk}" "${nb_crit}" "${nb_warn}" "${nb_ok}"
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printf "%s" "${output}" | grep -E "CRITICAL"
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printf "%s" "${output}" | grep -E "WARNING"
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printf "%s" "${output}" | grep -E "OK"
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printf "%s" "${output}" | grep -E "UNCHK"
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exit "${return}"
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