Address standalone kubelet config case

Also place in global vars and do not repeat the kube_*_config_dir
and kube_namespace vars for better code maintainability and UX.

Signed-off-by: Bogdan Dobrelya <bdobrelia@mirantis.com>

roles/network_plugin/canal/tasks/main.yml

@@ -35,12 +35,12 @@
 - name: Canal | Write canal configmap
   template:
     src: canal-config.yml.j2
-    dest: /etc/kubernetes/canal-config.yaml
+    dest: "{{kube_config_dir}}/canal-config.yaml"
 
 - name: Canal | Write canal node configuration
   template:
     src: canal-node.yml.j2
-    dest: /etc/kubernetes/canal-node.yaml
+    dest: "{{kube_config_dir}}/canal-node.yaml"
 
 - name: Canal | Copy cni plugins from hyperkube
   command: "/usr/bin/docker run --rm -v /opt/cni/bin:/cnibindir {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }} /usr/bin/rsync -a /opt/cni/bin/ /cnibindir/"

roles/network_plugin/flannel/tasks/main.yml

@@ -10,7 +10,7 @@
 - name: Flannel | Create flannel pod manifest
   template:
     src: flannel-pod.yml
-    dest: /etc/kubernetes/manifests/flannel-pod.manifest
+    dest: "{{kube_manifest_dir}}/flannel-pod.manifest"
   notify: Flannel | delete default docker bridge
 
 - name: Flannel | Wait for flannel subnet.env file presence

roles/network_plugin/flannel/templates/flannel-pod.yml

@@ -3,7 +3,7 @@
   apiVersion: "v1"
   metadata:
     name: "flannel"
-    namespace: "kube-system"
+    namespace: "{{system_namespace}}"
     labels:
       app: "flannel"
       version: "v0.1"