Added a failover only writer proxy into the HA proxy config, setup a …

…stats page for HA proxy and updated the readme.
lefred · May 24, 2012 · 3ea7875 · 3ea7875
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diff --git a/Readme b/Readme
@@ -15,9 +15,12 @@ vagrant up percona3
 And this is all, you have now 3 servers running Percona XtraDB Cluster !
 
 
-These recipes also install GLB (Galera Load Balancer) on percona1.
+These recipes also install HAProxy on percona1.  One for writes (single cluster node) and one for reads (rr of all cluster nodes).
 
-You can read more on shinguz's post : http://www.fromdual.com/mysql-and-galera-load-balancer
+See cluster status: http://192.168.70.2:9999/
+
+Writes: 192.168.70.2:4306
+Reads: 192.168.70.2:5306
 
 
 Note: SElinux is disabled, there is a selinux policy file included that allows the server to start but the other nodes aren't yet able to sync, I need to investigate...

diff --git a/modules/haproxy/files/xtradb_cluster.cfg b/modules/haproxy/files/xtradb_cluster.cfg
@@ -1,4 +1,4 @@
-# this config needs haproxy-1.4.20
+# this config needs haproxy-1.4.19
 
 global
         log 127.0.0.1   local0
@@ -16,17 +16,32 @@ defaults
         option  tcplog
         option  dontlognull
         retries 3
-        redispatch
+        option redispatch
         maxconn 2000
         contimeout      5000
         clitimeout      50000
         srvtimeout      50000
 
-listen mysql-cluster 0.0.0.0:4306
+listen cluster-writes 0.0.0.0:4306
     mode tcp
     balance roundrobin
     option  httpchk
 
-    server percona1 192.168.70.2:3306 check port 9200 inter 12000 rise 3 fall 3
-    server percona2 192.168.70.3:3306 check port 9200 inter 12000 rise 3 fall 3
-    server percona3 192.168.70.4:3306 check port 9200 inter 12000 rise 3 fall 3
+    server percona1 192.168.70.2:3306 check port 9200 inter 12000 rise 3 fall 3 backup
+    server percona2 192.168.70.3:3306 check port 9200 inter 12000 rise 3 fall 3 backup
+    server percona3 192.168.70.4:3306 check port 9200 inter 12000 rise 3 fall 3 backup
+
+listen cluster-reads 0.0.0.0:5306
+  mode tcp
+  balance roundrobin
+  option  httpchk
+
+  server percona1 192.168.70.2:3306 check port 9200 inter 12000 rise 3 fall 3
+  server percona2 192.168.70.3:3306 check port 9200 inter 12000 rise 3 fall 3
+  server percona3 192.168.70.4:3306 check port 9200 inter 12000 rise 3 fall 3
+
+
+listen admin_page 0.0.0.0:9999
+	mode http
+  balance roundrobin
+	stats uri /