89 lines
2.3 KiB
Bash
Executable File
89 lines
2.3 KiB
Bash
Executable File
#!/bin/bash
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: ${HEALTHCHECK_CURL_MAX_TIME:=10}
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: ${HEALTHCHECK_CURL_USER_AGENT:=curl-healthcheck}
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: ${HEALTHCHECK_CURL_WRITE_OUT:='\n%{http_code} %{remote_ip}:%{remote_port} %{time_total} seconds\n'}
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healthcheck_curl () {
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export NSS_SDB_USE_CACHE=no
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curl -g -k -q --fail \
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--max-time "${HEALTHCHECK_CURL_MAX_TIME}" \
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--user-agent "${HEALTHCHECK_CURL_USER_AGENT}" \
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--write-out "${HEALTHCHECK_CURL_WRITE_OUT}" \
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"$@" || return 1
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}
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healthcheck_port () {
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process=$1
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# ss truncate command name to 15 characters and this behaviour
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# cannot be disabled
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if [ ${#process} -gt 15 ] ; then
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process=${process:0:15}
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fi
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shift 1
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args=$@
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ports=${args// /|}
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ss -ntp | awk '{print $5,"-",$6}' | egrep ":($ports)" | grep "$process"
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}
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healthcheck_listen () {
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process=$1
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# ss truncate command name to 15 characters and this behaviour
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# cannot be disabled
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if [ ${#process} -gt 15 ] ; then
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process=${process:0:15}
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fi
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shift 1
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args=$@
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ports=${args// /|}
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ss -lnp | awk '{print $5,"-",$7}' | egrep ":($ports)" | grep "$process"
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}
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healthcheck_socket () {
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process=$1
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socket=$2
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# lsof truncate command name to 15 characters and this behaviour
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# cannot be disabled
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if [ ${#process} -gt 15 ] ; then
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process=${process:0:15}
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fi
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lsof -Fc -Ua $socket | grep "c$process"
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}
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healthcheck_file_modification () {
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file_path=$1
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limit_seconds=$2
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curr_time=$(date +%s)
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last_mod=$(stat -c '%Y' $file_path)
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limit_epoch=$(( curr_time-limit_seconds ))
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if [ ${limit_epoch} -gt ${last_mod} ]; then
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return 1
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fi
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}
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get_config_val () {
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crudini --get "$1" "$2" "$3" 2> /dev/null || echo "$4"
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}
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# apachectl -S is slightly harder to parse and doesn't say if the vhost is serving SSL
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get_url_from_vhost () {
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vhost_file=$1
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server_name=$(awk '/ServerName/ {print $2}' $vhost_file)
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ssl_enabled=$(awk '/SSLEngine/ {print $2}' $vhost_file)
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bind_port=$(grep -h "<VirtualHost .*>" $vhost_file | sed 's/<VirtualHost .*:\(.*\)>/\1/')
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wsgi_alias=$(awk '/WSGIScriptAlias/ {print $2}' $vhost_file)
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proto=http
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if [[ $ssl_enabled == "on" ]]; then
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proto=https
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fi
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if [[ $wsgi_alias != "/" ]]; then
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wsgi_alias="${wsgi_alias}/"
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fi
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echo ${proto}://${server_name}:${bind_port}${wsgi_alias}
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}
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