use master election option instead of podmaster

README.md

@@ -2,3 +2,5 @@
 ![Kubespray Logo](http://s9.postimg.org/md5dyjl67/kubespray_logoandkubespray_small.png)
 
 The documentation can be found [THERE](https://docs.kubespray.io)
+
+[![Build Status](https://travis-ci.org/kubespray/kubespray.svg)](https://travis-ci.org/kubespray/kubespray)

roles/kubernetes/master/tasks/main.yml

@@ -75,17 +75,12 @@
 - name: Write kube-controller-manager manifest
   template:
     src: manifests/kube-controller-manager.manifest.j2
-    dest: "{{ kube_config_dir }}/kube-controller-manager.manifest"
+    dest: "{{ kube_manifest_dir }}/kube-controller-manager.manifest"
 
 - name: Write kube-scheduler manifest
   template:
     src: manifests/kube-scheduler.manifest.j2
-    dest: "{{ kube_config_dir }}/kube-scheduler.manifest"
-
-- name: Write podmaster manifest
-  template:
-    src: manifests/kube-podmaster.manifest.j2
-    dest: "{{ kube_manifest_dir }}/kube-podmaster.manifest"
+    dest: "{{ kube_manifest_dir }}/kube-scheduler.manifest"
 
 - name: restart kubelet
   service:

roles/kubernetes/master/templates/manifests/kube-controller-manager.manifest.j2

@@ -12,6 +12,7 @@ spec:
     - /hyperkube
     - controller-manager
     - --master=http://127.0.0.1:{{kube_apiserver_insecure_port}}
+    - --leader-elect=true
     - --service-account-private-key-file={{ kube_cert_dir }}/apiserver-key.pem
     - --root-ca-file={{ kube_cert_dir }}/ca.pem
     - --v={{ kube_log_level | default('2') }}

roles/kubernetes/master/templates/manifests/kube-podmaster.manifest.j2

-apiVersion: v1
-kind: Pod
-metadata:
-  name: kube-podmaster
-  namespace: kube-system
-spec:
-  hostNetwork: true
-  containers:
-  - name: scheduler-elector
-    image: gcr.io/google_containers/podmaster:1.1
-    command:
-    - /podmaster
-    - --etcd-servers={% for srv in groups['etcd'] %}http://{{ srv }}:2379{% if not loop.last %},{% endif %}{% endfor %}
-
-    - --key=scheduler
-    - --source-file={{ kube_config_dir}}/kube-scheduler.manifest
-    - --dest-file={{ kube_manifest_dir }}/kube-scheduler.manifest
-    volumeMounts:
-    - mountPath: {{ kube_config_dir }}
-      name: manifest-src
-      readOnly: true
-    - mountPath: {{ kube_manifest_dir }}
-      name: manifest-dst
-  - name: controller-manager-elector
-    image: gcr.io/google_containers/podmaster:1.1
-    command:
-    - /podmaster
-    - --etcd-servers={% for srv in groups['etcd'] %}http://{{ srv }}:2379{% if not loop.last %},{% endif %}{% endfor %}
-
-    - --key=controller
-    - --source-file={{ kube_config_dir }}/kube-controller-manager.manifest
-    - --dest-file={{ kube_manifest_dir }}/kube-controller-manager.manifest
-    terminationMessagePath: /dev/termination-log
-    volumeMounts:
-    - mountPath: {{ kube_config_dir }}
-      name: manifest-src
-      readOnly: true
-    - mountPath: {{ kube_manifest_dir }}
-      name: manifest-dst
-  volumes:
-  - hostPath:
-      path: {{ kube_config_dir }}
-    name: manifest-src
-  - hostPath:
-      path: {{ kube_manifest_dir }}
-    name: manifest-dst

roles/kubernetes/master/templates/manifests/kube-scheduler.manifest.j2

@@ -11,6 +11,7 @@ spec:
     command:
     - /hyperkube
     - scheduler
+    - --leader-elect=true
     - --master=http://127.0.0.1:{{kube_apiserver_insecure_port}}
     - --v={{ kube_log_level | default('2') }}
     livenessProbe: