From 1e6c93250172946eeb38e94a92a1fd12c9d3011e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 7 Nov 2018 13:22:44 +0100 Subject: Merging upstream version 1.11.0+dfsg. Signed-off-by: Daniel Baumann --- collectors/charts.d.plugin/apache/apache.chart.sh | 258 ++++++++++++++++++++++ 1 file changed, 258 insertions(+) create mode 100644 collectors/charts.d.plugin/apache/apache.chart.sh (limited to 'collectors/charts.d.plugin/apache/apache.chart.sh') diff --git a/collectors/charts.d.plugin/apache/apache.chart.sh b/collectors/charts.d.plugin/apache/apache.chart.sh new file mode 100644 index 000000000..95876432f --- /dev/null +++ b/collectors/charts.d.plugin/apache/apache.chart.sh @@ -0,0 +1,258 @@ +# shellcheck shell=bash +# no need for shebang - this file is loaded from charts.d.plugin +# SPDX-License-Identifier: GPL-3.0-or-later + +# netdata +# real-time performance and health monitoring, done right! +# (C) 2016 Costa Tsaousis +# + +# the URL to download apache status info +apache_url="http://127.0.0.1:80/server-status?auto" +apache_curl_opts= + +# _update_every is a special variable - it holds the number of seconds +# between the calls of the _update() function +apache_update_every= + +apache_priority=60000 + +# convert apache floating point values +# to integer using this multiplier +# this only affects precision - the values +# will be in the proper units +apache_decimal_detail=1000000 + +declare -a apache_response=() +apache_accesses=0 +apache_kbytes=0 +apache_reqpersec=0 +apache_bytespersec=0 +apache_bytesperreq=0 +apache_busyworkers=0 +apache_idleworkers=0 +apache_connstotal=0 +apache_connsasyncwriting=0 +apache_connsasynckeepalive=0 +apache_connsasyncclosing=0 + +apache_keys_detected=0 +apache_has_conns=0 +apache_key_accesses= +apache_key_kbytes= +apache_key_reqpersec= +apache_key_bytespersec= +apache_key_bytesperreq= +apache_key_busyworkers= +apache_key_idleworkers= +apache_key_scoreboard= +apache_key_connstotal= +apache_key_connsasyncwriting= +apache_key_connsasynckeepalive= +apache_key_connsasyncclosing= +apache_detect() { + local i=0 + for x in "${@}" + do + case "${x}" in + 'Total Accesses') apache_key_accesses=$((i + 1)) ;; + 'Total kBytes') apache_key_kbytes=$((i + 1)) ;; + 'ReqPerSec') apache_key_reqpersec=$((i + 1)) ;; + 'BytesPerSec') apache_key_bytespersec=$((i + 1)) ;; + 'BytesPerReq') apache_key_bytesperreq=$((i + 1)) ;; + 'BusyWorkers') apache_key_busyworkers=$((i + 1)) ;; + 'IdleWorkers') apache_key_idleworkers=$((i + 1));; + 'ConnsTotal') apache_key_connstotal=$((i + 1)) ;; + 'ConnsAsyncWriting') apache_key_connsasyncwriting=$((i + 1)) ;; + 'ConnsAsyncKeepAlive') apache_key_connsasynckeepalive=$((i + 1)) ;; + 'ConnsAsyncClosing') apache_key_connsasyncclosing=$((i + 1)) ;; + 'Scoreboard') apache_key_scoreboard=$((i)) ;; + esac + + i=$((i + 1)) + done + + # we will not check of the Conns* + # keys, since these are apache 2.4 specific + [ -z "${apache_key_accesses}" ] && error "missing 'Total Accesses' from apache server: ${*}" && return 1 + [ -z "${apache_key_kbytes}" ] && error "missing 'Total kBytes' from apache server: ${*}" && return 1 + [ -z "${apache_key_reqpersec}" ] && error "missing 'ReqPerSec' from apache server: ${*}" && return 1 + [ -z "${apache_key_bytespersec}" ] && error "missing 'BytesPerSec' from apache server: ${*}" && return 1 + [ -z "${apache_key_bytesperreq}" ] && error "missing 'BytesPerReq' from apache server: ${*}" && return 1 + [ -z "${apache_key_busyworkers}" ] && error "missing 'BusyWorkers' from apache server: ${*}" && return 1 + [ -z "${apache_key_idleworkers}" ] && error "missing 'IdleWorkers' from apache server: ${*}" && return 1 + [ -z "${apache_key_scoreboard}" ] && error "missing 'Scoreboard' from apache server: ${*}" && return 1 + + if [ ! -z "${apache_key_connstotal}" ] && \ + [ ! -z "${apache_key_connsasyncwriting}" ] && \ + [ ! -z "${apache_key_connsasynckeepalive}" ] && \ + [ ! -z "${apache_key_connsasyncclosing}" ] + then + apache_has_conns=1 + else + apache_has_conns=0 + fi + + return 0 +} + +apache_get() { + local oIFS="${IFS}" ret + # shellcheck disable=2207 + IFS=$':\n' apache_response=($(run curl -Ss ${apache_curl_opts} "${apache_url}")) + ret=$? + IFS="${oIFS}" + + if [ $ret -ne 0 ] || [ "${#apache_response[@]}" -eq 0 ] + then + return 1 + fi + + # the last line on the apache output is "Scoreboard" + # we use this label to detect that the output has a new word count + if [ ${apache_keys_detected} -eq 0 ] || [ "${apache_response[${apache_key_scoreboard}]}" != "Scoreboard" ] + then + apache_detect "${apache_response[@]}" || return 1 + apache_keys_detected=1 + fi + + apache_accesses="${apache_response[${apache_key_accesses}]}" + apache_kbytes="${apache_response[${apache_key_kbytes}]}" + + float2int "${apache_response[${apache_key_reqpersec}]}" ${apache_decimal_detail} + apache_reqpersec=${FLOAT2INT_RESULT} + + float2int "${apache_response[${apache_key_bytespersec}]}" ${apache_decimal_detail} + apache_bytespersec=${FLOAT2INT_RESULT} + + float2int "${apache_response[${apache_key_bytesperreq}]}" ${apache_decimal_detail} + apache_bytesperreq=${FLOAT2INT_RESULT} + + apache_busyworkers="${apache_response[${apache_key_busyworkers}]}" + apache_idleworkers="${apache_response[${apache_key_idleworkers}]}" + + if [ -z "${apache_accesses}" ] || \ + [ -z "${apache_kbytes}" ] || \ + [ -z "${apache_reqpersec}" ] || \ + [ -z "${apache_bytespersec}" ] || \ + [ -z "${apache_bytesperreq}" ] || \ + [ -z "${apache_busyworkers}" ] + [ -z "${apache_idleworkers}" ] + then + error "empty values got from apache server: ${apache_response[*]}" + return 1 + fi + + if [ ${apache_has_conns} -eq 1 ] + then + apache_connstotal="${apache_response[${apache_key_connstotal}]}" + apache_connsasyncwriting="${apache_response[${apache_key_connsasyncwriting}]}" + apache_connsasynckeepalive="${apache_response[${apache_key_connsasynckeepalive}]}" + apache_connsasyncclosing="${apache_response[${apache_key_connsasyncclosing}]}" + fi + + return 0 +} + +# _check is called once, to find out if this chart should be enabled or not +apache_check() { + + apache_get + # shellcheck disable=2181 + if [ $? -ne 0 ] + then + # shellcheck disable=2154 + error "cannot find stub_status on URL '${apache_url}'. Please set apache_url='http://apache.server:80/server-status?auto' in $confd/apache.conf" + return 1 + fi + + # this should return: + # - 0 to enable the chart + # - 1 to disable the chart + + return 0 +} + +# _create is called once, to create the charts +apache_create() { + cat <