Give containers a name

src/docker.js

@@ -117,8 +117,9 @@ function downloadImage(manifest, callback) {
     }, callback);
 }
 
-function createSubcontainer(app, cmd, callback) {
+function createSubcontainer(app, name, cmd, callback) {
     assert.strictEqual(typeof app, 'object');
+    assert.strictEqual(typeof name, 'string');
     assert(!cmd || util.isArray(cmd));
     assert.strictEqual(typeof callback, 'function');
 
@@ -159,6 +160,7 @@ function createSubcontainer(app, cmd, callback) {
         var containerOptions = {
             // do _not_ set hostname to app fqdn. doing so sets up the dns name to look up the internal docker ip. this makes curl from within container fail
             Hostname: semver.gte(targetBoxVersion(app.manifest), '0.0.77') ? app.location : config.appFqdn(app.location),
+            Name: name, // used for filtering logs
             Tty: isAppContainer,
             Image: app.manifest.dockerImage,
             Cmd: cmd,
@@ -201,7 +203,7 @@ function createSubcontainer(app, cmd, callback) {
 }
 
 function createContainer(app, callback) {
-    createSubcontainer(app, null, callback);
+    createSubcontainer(app, app.id /* name */, null /* cmd */, callback);
 }
 
 function startContainer(containerId, callback) {