差異處

這裏顯示兩個版本的差異處。

--- tech:zabbix:haproxy [2015/05/25 19:33] – 建立 jonathan
+++ tech:zabbix:haproxy [2015/05/25 19:35] (目前版本) – [@HAProxy Server 安裝程序] jonathan
@@ 行 1: / 行 1: @@
+====== HAProxy 納入 Zabbix 監控 ======
+  * Prerequisites
+    * Zabbix Server >= 2.x
+    * Zabbix Frontend >= 2.x
+    * HAProxy >= 1.3
+    * Socat
+===== @HAProxy Server 安裝程序 =====
+  * 新增 userparameter_haproxy.conf <code sh>
+vi /etc/zabbix/zabbix_agentd.d/userparameter_haproxy.conf</code><file>
+#
+# Discovery Rule
+#
+# HAProxy Frontend, Backend and Server Discovery rules
+UserParameter=haproxy.list.discovery[*],/usr/local/bin/haproxy_discovery.sh $1 $2
+# Frontend / Backend current sessions
+UserParameter=haproxy.stat.bin[*],echo "show stat"    | socat $1 stdio | grep "^$2,$3" | cut -d, -f9
+UserParameter=haproxy.stat.bout[*],echo "show stat"   | socat $1 stdio | grep "^$2,$3" | cut -d, -f10
+UserParameter=haproxy.stat.scur[*],echo "show stat"   | socat $1 stdio | grep "^$2,$3" | cut -d, -f5
+UserParameter=haproxy.stat.status[*],echo "show stat" | socat $1 stdio | grep "^$2,$3" | cut -d, -f18 | cut -d\  -f1
+</file>
+  * 新增 haproxy_discovery.sh <code sh>
+vi /usr/local/bin/haproxy_discovery.sh</code><file>
+#!/bin/bash
+#
+# Get list of Frontends and Backends from HAPROXY
+# Example: ./haproxy_discovery.sh [/var/run/haproxy/info.sock] FRONTEND|BACKEND|SERVERS
+# First argument is optional and should be used to set location of your HAPROXY socket
+# Second argument is should be either FRONTEND, BACKEND or SERVERS, will default to FRONTEND if not set
+#
+# !! Make sure the user running this script has Read/Write permissions to that socket !!
+#
+## haproxy.cfg snippet
+#  global
+#  stats socket /run/haproxy/info.sock  mode 666 level user
+#HAPROXY_SOCK="/var/run/haproxy/info.sock"
+HAPROXY_SOCK="/var/lib/haproxy/stats"
+[ -n "$1" ] && echo $1 | grep -q ^/ && HAPROXY_SOCK="$(echo $1 | tr -d '\040\011\012\015')"
+get_stats() {
+        echo "show stat" | socat ${HAPROXY_SOCK} stdio 2>/dev/null | grep -v "^#"
+}
+[ -n "$2" ] && shift 1
+case $1 in
+        B*) END="BACKEND" ;;
+        F*) END="FRONTEND" ;;
+        S*)
+                for backend in $(get_stats | grep BACKEND | cut -d, -f1 | uniq); do
+                        for server in $(get_stats | grep "${backend}" | grep -v BACKEND | cut -d, -f2); do
+                                serverlist="$serverlist,"'{"{#BACKEND_NAME}":"'$backend'","{#SERVER_NAME}":"'$server'"}'
+                        done
+                done
+                echo '{"data":['${serverlist#,}']}'
+                exit 0
+        ;;
+        *) END="FRONTEND" ;;
+esac
+for frontend in $(get_stats | grep "$END" | cut -d, -f1 | uniq); do
+    felist="$felist,"'{"{#'${END}'_NAME}":"'$frontend'"}'
+done
+echo '{"data":['${felist#,}']}'
+</file><code sh>
+chmod a+x /usr/local/bin/haproxy_discovery.sh
+</code>
+  * /usr/local/bin/haproxy_discovery.sh 依據實際狀況更改了原本 info.sock 定義
+    *  /var/run/haproxy/info.sock -> /var/lib/haproxy/stats
+  * 重起 zabbix-agent <code sh>
+service zabbix-agent restart</code>
+  * 測試<code sh>sudo zabbix_agentd -t haproxy.list.discovery[BACKEND]
+</code><file>
+haproxy.list.discovery[BACKEND]               [t|{"data":[{"{#BACKEND_NAME}":"stats-back"},{"{#BACKEND_NAME}":"pxc-back"},{"{#BACKEND_NAME}":"pxc-onenode-back"}]}]
+</file>
+===== @Zabbix Server 設定程序 =====
+  * 至 https://github.com/anapsix/zabbix-haproxy/ 下載 [[https://raw.githubusercontent.com/anapsix/zabbix-haproxy/master/haproxy_zbx_template.xml|haproxy_zbx_template.xml]]
+  * 將 haproxy_zbx_template.xml 匯入至 Zabbix Server → Configuration → Templates → Import
+===== 參考網址 =====
+  * http://blog.random.io/haproxy/
+{{tag>haproxy zabbox}}