Default blue/green mode as deploy; docs

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## Current snapshot tag (v0.7)
 
+Breaking backward compatibility from `v0.6`
+
+* Default blue/green deployment mode changed from `pod` to `deploy`. Use `ingress.kubernetes.io/blue-green-mode` annotation to change to the v0.6 behavior. See also the blue/green deployment [doc](/README.md#blue-green).
+
 Fixes and improvements since `v0.6`
 
 * Add SSL config on TCP services [#192](https://github.com/jcmoraisjr/haproxy-ingress/pull/192) - [doc](/README.md#tcp-services-configmap)
@@ -36,6 +40,10 @@ Fixes and improvements since `v0.6`
   * Configmap options:
     * `http-port`
     * `https-port`
+* Add blue/green balance mode [#201](https://github.com/jcmoraisjr/haproxy-ingress/pull/201) - [doc](/README.md#blue-green)
+  * Annotations:
+    * `ingress.kubernetes.io/blue-green-balance`
+    * `ingress.kubernetes.io/blue-green-mode`
 
 ## v0.6-beta.2
 

README.md

@@ -144,7 +144,7 @@ selector and another that matches the blue/green selector.
 
 * `ingress.kubernetes.io/blue-green-balance`: comma separated list of labels and weights
 * `ingress.kubernetes.io/blue-green-deploy`: deprecated on v0.7, this is an alias to `ingress.kubernetes.io/blue-green-balance`.
-* `ingress.kubernetes.io/blue-green-mode`: how to apply the weights, might be `pod` or `deploy`
+* `ingress.kubernetes.io/blue-green-mode`: defaults to `deploy` on v0.7, defines how to apply the weights, might be `pod` or `deploy`
 
 The following configuration `group=blue=1,group=green=4` will redirect 20% of the load to the
 `group=blue` group and 80% of the load to `group=green` group.

examples/blue-green/README.md

@@ -144,7 +144,7 @@ Running 100 requests...
 
 ---
 
-Changing to deploy mode. This mode targets the balance config to the whole deployment
+Changing to *deploy* mode. This mode targets the balance config to the whole deployment
 instead of single pods.
 
 **Note:** BG mode was added on v0.7. On v0.6, the only supported mode is `pod`.

pkg/common/ingress/annotations/bluegreen/main.go

@@ -101,7 +101,7 @@ func (bg bgdeploy) Parse(ing *extensions.Ingress) (interface{}, error) {
 		if mode != "" {
 			glog.Warningf("unsupported blue/green mode '%v' on '%v/%v', falling back to 'pod'", mode, ing.Namespace, ing.Name)
 		}
-		mode = "pod"
+		mode = "deploy"
 	}
 	return &Config{
 		DeployWeight: dw,