adding remote authentication support

- Remote authentication support via the API Token
- Help files for new fields
- Hitting the remote URL is now done via POST and not GET

src/main/java/org/jenkinsci/plugins/ParameterizedRemoteTrigger/RemoteBuildConfiguration.java

@@ -28,6 +28,8 @@
 import java.util.Arrays;
 import java.util.List;
 
+import org.apache.commons.codec.binary.Base64;
+
 /**
  * 
  * @author Maurice W.
@@ -198,6 +200,7 @@ private String buildTriggerUrl() {
     public boolean perform(AbstractBuild build, Launcher launcher, BuildListener listener) throws IOException {
 
         String triggerUrlString = this.buildTriggerUrl();
+        RemoteJenkinsServer remoteServer = this.findRemoteHost(this.getRemoteJenkinsName());
 
         listener.getLogger().println("Triggering this job: " + this.getJob());
         listener.getLogger().println("Using this remote Jenkins config: " + this.getRemoteJenkinsName());
@@ -212,9 +215,17 @@ public boolean perform(AbstractBuild build, Launcher launcher, BuildListener lis
             URL triggerUrl = new URL(triggerUrlString);
             connection = (HttpURLConnection) triggerUrl.openConnection();
 
+
+            //if there is a username + apiToken defined for this remote host, then use it
+            String usernameTokenConcat = remoteServer.getUsername() + ":" + remoteServer.getApiToken();
+            if(usernameTokenConcat != null && !usernameTokenConcat.equals(":")) {
+                byte[] encodedAuthKey = Base64.encodeBase64(usernameTokenConcat.getBytes());
+                connection.setRequestProperty("Authorization", "Basic " + new String(encodedAuthKey));
+            }
+
             connection.setDoInput(true);
             connection.setRequestProperty("Accept", "application/json");
-            connection.setRequestMethod("GET");
+            connection.setRequestMethod("POST");
             // wait up to 5 seconds for the connection to be open
             connection.setConnectTimeout(5000);
             connection.connect();
@@ -230,8 +241,7 @@ public boolean perform(AbstractBuild build, Launcher launcher, BuildListener lis
             //StringBuffer response = new StringBuffer();
 
              //while ((line = rd.readLine()) != null) { 
-                 //System.out.println(line); //JSONObject r = new
-
+                 //System.out.println(line);
              //}
             //rd.close();
 

src/main/java/org/jenkinsci/plugins/ParameterizedRemoteTrigger/RemoteJenkinsServer.java

@@ -26,13 +26,19 @@ public class RemoteJenkinsServer extends AbstractDescribableImpl<RemoteJenkinsSe
     private final URL    address;
     private final String displayName;
     private final boolean      hasBuildTokenRootSupport;
+    private final String username;
+    private final String apiToken;
 
     @DataBoundConstructor
-    public RemoteJenkinsServer(String address, String displayName, boolean hasBuildTokenRootSupport) throws MalformedURLException {
+    public RemoteJenkinsServer(String address, String displayName, boolean hasBuildTokenRootSupport, String username, String apiToken) throws MalformedURLException {
 
         this.address = new URL(address);
-        this.displayName = displayName;
+        this.displayName = displayName.trim();
         this.hasBuildTokenRootSupport = hasBuildTokenRootSupport;
+
+        this.username = username.trim();
+        this.apiToken = apiToken.trim();
+
 
     }
 
@@ -55,6 +61,14 @@ public URL getAddress() {
     public boolean getHasBuildTokenRootSupport() {
         return this.hasBuildTokenRootSupport;
     }
+
+    public String getUsername() {
+        return this.username;
+    }
+
+    public String getApiToken() {
+        return this.apiToken;
+    }
 
     @Override
     public DescriptorImpl getDescriptor() {

src/main/resources/org/jenkinsci/plugins/ParameterizedRemoteTrigger/RemoteBuildConfiguration/help-token.html

@@ -3,4 +3,6 @@
 		Remote Job Token
 	</div>
 	Security token which is defined on the job of the remote Jenkins host.
+	<br/>
+	If no job token is needed to trigger this job, then just leave it blank
 </div>

src/main/resources/org/jenkinsci/plugins/ParameterizedRemoteTrigger/RemoteJenkinsServer/config.jelly

@@ -7,14 +7,23 @@
     <f:checkbox />
   </f:entry>
 
+  <f:advanced title="Add/Edit username &amp; token">
+    <f:entry title="Remote Username" field="username">
+        <f:textbox />
+    </f:entry>
+    <f:entry title="API Token" field="apiToken">
+        <f:password />
+    </f:entry>
+  </f:advanced>
+
   <f:entry title="Remote address and port" field="address" >
     <f:textbox />
-  </f:entry>  
-  <f:validateButton title="Validate Address" method="validateAddress" with="address" />
-
+  </f:entry>
+    <f:validateButton title="Validate Address" method="validateAddress" with="address" />
+  
 
 <f:entry title="">
-<div style="float: right">  
+<div style="float: left">  
   <f:repeatableDeleteButton />
 </div>
 </f:entry>

src/main/resources/org/jenkinsci/plugins/ParameterizedRemoteTrigger/RemoteJenkinsServer/help-apiToken.html

@@ -0,0 +1,12 @@
+<div>
+    <div style="font-weight: bolder; text-decoration: underline">
+        API Token
+    </div>
+    This API token from the remote host that will be used for authentication.
+    <br/>
+    See the <a href="https://wiki.jenkins-ci.org/display/JENKINS/Remote+access+API" target="_blank">
+        Jenkins wiki
+    </a>
+    for more details.
+</div>
+

src/main/resources/org/jenkinsci/plugins/ParameterizedRemoteTrigger/RemoteJenkinsServer/help-username.html

@@ -0,0 +1,7 @@
+<div>
+    <div style="font-weight: bolder; text-decoration: underline">
+        Remote Username
+    </div>
+    The username that will be utilized when opening a connection to the remote host.
+</div>
+