diff options
Diffstat (limited to 'charts.d/crsproxy.chart.sh')
| -rwxr-xr-x | charts.d/crsproxy.chart.sh | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/charts.d/crsproxy.chart.sh b/charts.d/crsproxy.chart.sh new file mode 100755 index 00000000..fc5358b4 --- /dev/null +++ b/charts.d/crsproxy.chart.sh @@ -0,0 +1,148 @@ +#!/bin/sh + +crsproxy_url= +crsproxy_cmds= +crsproxy_update_every=15 + +crsproxy_get() { + wget 2>/dev/null -O - "$crsproxy_url" |\ + sed \ + -e "s/ \+/ /g" \ + -e "s/\./_/g" \ + -e "s/ =/=/g" \ + -e "s/= /=/g" \ + -e "s/^/crsproxy_/g" |\ + egrep "^crsproxy_[a-zA-Z][a-zA-Z0-9_]*=[0-9]+$" +} + +crsproxy_check() { + if [ -z "$crsproxy_url" ] + then + echo >&2 "$PROGRAM_NAME: crsproxy: not configured. Please set crsproxy_url='url' in $confd/crsproxy.conf" + return 1 + fi + + # check once if the url works + wget 2>/dev/null -O /dev/null "$crsproxy_url" + if [ ! $? -eq 0 ] + then + echo >&2 "$PROGRAM_NAME: crsproxy: cannot fetch the url: $crsproxy_url. Please set crsproxy_url='url' in $confd/crsproxy.conf" + return 1 + fi + + # if the user did not request specific commands + # find the commands available + if [ -z "$crsproxy_cmds" ] + then + crsproxy_cmds="$(crsproxy_get | cut -d '=' -f 1 | sed "s/^crsproxy_cmd_//g" | sort -u)" + fi + + # if no commands are available + if [ -z "$crsproxy_cmds" ] + then + echo >&2 "$PROGRAM_NAME: crsproxy: cannot find command list automatically. Please set crsproxy_cmds='...' in $confd/crsproxy.conf" + return 1 + fi + return 0 +} + +crsproxy_create() { + # create the charts + cat <<EOF +CHART crsproxy.connected '' "CRS Proxy Connected Clients" "clients" crsproxy '' line 20000 $crsproxy_update_every +DIMENSION web '' absolute 1 1 +DIMENSION native '' absolute 1 1 +DIMENSION virtual '' absolute 1 1 +CHART crsproxy.requests '' "CRS Proxy Requests Rate" "requests / min" crsproxy '' area 20001 $crsproxy_update_every +DIMENSION web '' incremental 60 1 +DIMENSION native '' incremental -60 1 +CHART crsproxy.clients '' "CRS Proxy Clients Rate" "clients / min" crsproxy '' area 20010 $crsproxy_update_every +DIMENSION web '' incremental 60 1 +DIMENSION native '' incremental -60 1 +DIMENSION virtual '' incremental 60 1 +CHART crsproxy.replies '' "CRS Replies Rate" "replies / min" crsproxy '' area 20020 $crsproxy_update_every +DIMENSION ok '' incremental 60 1 +DIMENSION failed '' incremental -60 1 +CHART crsproxy.bconnections '' "Back-End Connections Rate" "connections / min" crsproxy '' area 20030 $crsproxy_update_every +DIMENSION ok '' incremental 60 1 +DIMENSION failed '' incremental -60 1 +EOF + + local x= + echo "CHART crsproxy.commands '' 'CRS Commands Requests' 'requests / min' crsproxy '' stacked 20100 $crsproxy_update_every" + for x in $crsproxy_cmds + do + echo "DIMENSION $x '' incremental 60 $crsproxy_update_every" + done + + echo "CHART crsproxy.commands_failed '' 'CRS Failed Commands' 'replies / min' crsproxy '' stacked 20110 $crsproxy_update_every" + for x in $crsproxy_cmds + do + echo "DIMENSION $x '' incremental 60 $crsproxy_update_every" + done + + return 0 +} + + +crsproxy_update() { + # the first argument to this function is the microseconds since last update + # pass this parameter to the BEGIN statement (see bellow). + + # do all the work to collect / calculate the values + # for each dimension + # remember: KEEP IT SIMPLE AND SHORT + + # get the values from crsproxy + eval "$(crsproxy_get)" + + + # write the result of the work. + cat <<VALUESEOF +BEGIN crsproxy.connected $1 +SET web = $((crsproxy_web_clients_opened - crsproxy_web_clients_closed)) +SET native = $((crsproxy_crs_clients_opened - crsproxy_crs_clients_closed)) +SET virtual = $((crsproxy_virtual_clients_opened - crsproxy_virtual_clients_closed)) +END +BEGIN crsproxy.requests $1 +SET web = $crsproxy_web_requests +SET native = $crsproxy_native_requests +END +BEGIN crsproxy.clients $1 +SET web = $crsproxy_web_clients_opened +SET native = $crsproxy_crs_clients_opened +SET virtual = $crsproxy_virtual_clients_opened +END +BEGIN crsproxy.replies $1 +SET ok = $crsproxy_replies_success +SET failed = $crsproxy_replies_error +END +BEGIN crsproxy.bconnections $1 +SET ok = $crsproxy_connections_nonblocking_established +SET failed = $crsproxy_connections_nonblocking_failed +END +VALUESEOF + + local native_requests="_native_requests" + local web_requests="_web_requests" + local replies_error="_replies_error" + local x= + + echo "BEGIN crsproxy.commands $1" + for x in $crsproxy_cmds + do + eval "v=\$(( crsproxy_cmd_$x$native_requests + crsproxy_cmd_$x$web_requests ))" + echo "SET $x = $v" + done + echo "END" + + echo "BEGIN crsproxy.commands_failed $1" + for x in $crsproxy_cmds + do + eval "v=\$crsproxy_cmd_$x$replies_error" + echo "SET $x = $v" + done + echo "END" + + return 0 +} |