Update deployment strategy on promotion

- include spec strategy, min ready seconds and revision history limit to initialization and promotion

artifacts/canaries/deployment.yaml

@@ -6,6 +6,8 @@ metadata:
   labels:
     app: podinfo
 spec:
+  minReadySeconds: 5
+  revisionHistoryLimit: 5
   strategy:
     rollingUpdate:
       maxUnavailable: 0

artifacts/flagger/deployment.yaml

@@ -22,7 +22,7 @@ spec:
       serviceAccountName: flagger
       containers:
       - name: flagger
-        image: stefanprodan/flagger:0.1.0-beta.7
+        image: stefanprodan/flagger:0.1.0-beta.9
         imagePullPolicy: Always
         ports:
         - name: http

charts/flagger/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: flagger
 version: 0.1.0
-appVersion: 0.1.0-beta.7
+appVersion: 0.1.0-beta.9
 description: Flagger is a Kubernetes operator that automates the promotion of canary deployments using Istio routing for traffic shifting and Prometheus metrics for canary analysis.
 home: https://github.com/stefanprodan/flagger

charts/flagger/values.yaml

@@ -2,7 +2,7 @@
 
 image:
   repository: stefanprodan/flagger
-  tag: 0.1.0-beta.7
+  tag: 0.1.0-beta.9
   pullPolicy: IfNotPresent
 
 controlLoopInterval: "10s"

pkg/controller/deployer.go

@@ -48,6 +48,9 @@ func (c *CanaryDeployer) Promote(cd *flaggerv1.Canary) error {
 		return fmt.Errorf("deployment %s.%s query error %v", primaryName, cd.Namespace, err)
 	}
 
+	primary.Spec.MinReadySeconds = canary.Spec.MinReadySeconds
+	primary.Spec.RevisionHistoryLimit = canary.Spec.RevisionHistoryLimit
+	primary.Spec.Strategy = canary.Spec.Strategy
 	primary.Spec.Template.Spec = canary.Spec.Template.Spec
 	_, err = c.kubeClient.AppsV1().Deployments(primary.Namespace).Update(primary)
 	if err != nil {
@@ -241,8 +244,10 @@ func (c *CanaryDeployer) createPrimaryDeployment(cd *flaggerv1.Canary) error {
 				},
 			},
 			Spec: appsv1.DeploymentSpec{
-				Replicas: canaryDep.Spec.Replicas,
-				Strategy: canaryDep.Spec.Strategy,
+				MinReadySeconds:      canaryDep.Spec.MinReadySeconds,
+				RevisionHistoryLimit: canaryDep.Spec.RevisionHistoryLimit,
+				Replicas:             canaryDep.Spec.Replicas,
+				Strategy:             canaryDep.Spec.Strategy,
 				Selector: &metav1.LabelSelector{
 					MatchLabels: map[string]string{
 						"app": primaryName,

pkg/version/version.go

@@ -1,4 +1,4 @@
 package version
 
-var VERSION = "0.1.0-beta.7"
+var VERSION = "0.1.0-beta.9"
 var REVISION = "unknown"