MXS-1300: Add more MaxCtrl cluster tests

Added scripts that start two MaxScale on the same machine. This allows the
cluster synchronization commands to be tested locally.

maxctrl/test/cluster.js

@@ -1,7 +1,7 @@
 require('../test_utils.js')()
 var cluster = require('../lib/cluster.js')
 
-describe('Cluster Commands', function() {
+describe('Cluster Command Internals', function() {
     before(startMaxScale)
 
     it('detect added and removed objects', function() {
@@ -151,3 +151,79 @@ describe('Cluster Commands', function() {
 
     after(stopMaxScale)
 });
+
+
+describe('Cluster Commands', function() {
+    before(startDoubleMaxScale)
+
+    it('sync after server creation', function() {
+        return doCommand('create server server5 127.0.0.1 3003 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'servers/server5'))
+            .should.be.resolved
+    })
+
+    it('sync after server alteration', function() {
+        return doCommand('alter server server2 port 3000 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'servers/server2'))
+            .then(function(res) {
+                res.data.attributes.parameters.port.should.equal(3000)
+            })
+    })
+
+    it('sync after server deletion', function() {
+        return doCommand('destroy server server5 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'servers/server5'))
+            .should.be.rejected
+    })
+
+    it('sync after monitor creation', function() {
+        return doCommand('create monitor my-monitor-2 mysqlmon --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'monitors/my-monitor2'))
+            .should.be.resolved
+    })
+
+    it('sync after monitor alteration', function() {
+        return doCommand('alter monitor MySQL-Monitor monitor_interval 12345 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'monitors/MySQL-Monitor'))
+            .then(function(res) {
+                res.data.attributes.parameters.monitor_interval.should.equal(12345)
+            })
+    })
+
+    it('sync after monitor deletion', function() {
+        return doCommand('destroy monitor my-monitor-2 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'monitors/my-monitor-2'))
+            .should.be.rejected
+    })
+
+    it('sync listener creation', function() {
+        return doCommand('create listener RW-Split-Router my-listener-2 5999 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'services/RW-Split-Router/listeners/my-listener-2'))
+            .should.be.resolved
+    })
+
+    it('sync after service alteration', function() {
+        return doCommand('alter service RW-Split-Router enable_root_user true --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'services/RW-Split-Router'))
+            .then(function(res) {
+                res.data.attributes.parameters.enable_root_user.should.be.true
+            })
+    })
+
+    it('sync after listener deletion', function() {
+        return doCommand('destroy listener RW-Split-Router my-listener-2 --hosts 127.0.0.1:8990')
+            .then(() => verifyCommand('cluster sync 127.0.0.1:8990 --hosts 127.0.0.1:8989',
+                                      'services/RW-Split-Router/listeners/my-listener-2'))
+            .should.be.rejected
+    })
+
+    after(stopDoubleMaxScale)
+})

maxctrl/test_utils.js

@@ -28,6 +28,19 @@ module.exports = function() {
         })
     };
 
+    // Start two MaxScales
+    this.startDoubleMaxScale = function() {
+        return new Promise(function(resolve, reject) {
+            child_process.execFile("./start_double_maxscale.sh", function(err, stdout, stderr) {
+                if (err) {
+                    reject()
+                } else {
+                    resolve()
+                }
+            })
+        })
+    };
+
     // Stop MaxScale, this should be called in the `after` handler of each test unit
     this.stopMaxScale = function() {
         return new Promise(function(resolve, reject) {
@@ -41,6 +54,19 @@ module.exports = function() {
         })
     };
 
+    // Stop two MaxScales
+    this.stopDoubleMaxScale = function() {
+        return new Promise(function(resolve, reject) {
+            child_process.execFile("./stop_double_maxscale.sh", function(err, stdout, stderr) {
+                if (err) {
+                    reject()
+                } else {
+                    resolve()
+                }
+            })
+        })
+    };
+
     // Execute a single MaxCtrl command, returns a Promise
     this.doCommand = function(command) {
         var ctrl = require('./lib/core.js')