Merge pull request #342 from countnazgul/master

Dependent on another service

Author: coreybutler

README.md

@@ -239,6 +239,19 @@ svc.sudo.password = 'password';
 ...
 ```
 
+### Depending on other services
+
+The service can also be made dependant on other Windows services.
+
+```js
+var svc = new Service({
+  name:'Hello World',
+  description: 'The nodejs.org example web server.',
+  script: 'C:\\path\\to\\helloworld.js',
+  dependsOn: ["serviceA"]
+});
+```
+
 ### Cleaning Up: Uninstall a Service
 
 Uninstalling a previously created service is syntactically similar to installation.

lib/daemon.js

@@ -131,7 +131,8 @@ var daemon = function (config) {
           stoptimeout: this.stoptimeout,
           logmode: this.logmode,
           logging: config.logging,
-          allowServiceLogon: config.allowServiceLogon
+          allowServiceLogon: config.allowServiceLogon,
+          dependsOn: this.dependsOn
         });
       }
     },
@@ -464,6 +465,17 @@ var daemon = function (config) {
       value: config.execPath !== undefined ? require('path').resolve(config.execPath) : null
     },
 
+    /**
+     * @property {Array} [dependsOn]
+     * List of service names on which this service will be dependant on
+     */
+    dependsOn: {
+      enumerable: false,
+      writable: true,
+      configurable: false,
+      value: config.hasOwnProperty('dependsOn') ? config.dependsOn : []
+    },    
+
     /**
      * @method install
      * Install the script as a process.

lib/winsw.js

@@ -137,6 +137,12 @@ console.log({loc: 'winsw.js ~line 77', xml, config})
       });
     }
 
+    if(config.dependsOn.length > 0) {
+      for (var i = 0; i < config.dependsOn.length; i++) {
+        xml.push({ depend: config.dependsOn[i] });
+      }
+    }
+
     // if no working directory specified, use current working directory
     // that this process was launched with
     xml.push({workingdirectory: config.workingdirectory || process.cwd()});