Add the Heapster + InfluxDB + Grafana Monitoring scheme

JIRA:

 1. The kubernetes cluster  deployed by the kubespary does not
    support the monitoring scheme.
 2. This patch is to complete the monitoring scheme for k8s

Change-Id: I89faf75a8b78cd70dfc9d8433ea582aecb2f8001
Signed-off-by: hu xinhui <xinhui_hu@foxmail.com>

2 files changed, 50 insertions, 0 deletions

diff --git a/deploy/adapters/ansible/kubernetes/roles/post-k8s/defaults/main.yml b/deploy/adapters/ansible/kubernetes/roles/post-k8s/defaults/main.yml
new file mode 100644
index 00000000..aa9fd8a0
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/post-k8s/defaults/main.yml
@@ -0,0 +1,11 @@
+---
+
+local_release_dir: "/tmp/releases"
+heapster_enable: true
+retry_stagger: 5
+heapster:
+    enabled: true
+    owner: "root"
+    mode: "0755"
+    version: "1.5.2"
+heapster_download_url: https://github.com/kubernetes/heapster/archive/v{{ heapster.version }}.tar.gz
diff --git a/deploy/adapters/ansible/kubernetes/roles/post-k8s/tasks/main.yml b/deploy/adapters/ansible/kubernetes/roles/post-k8s/tasks/main.yml
index 3feca3e5..1c691b8e 100644
--- a/deploy/adapters/ansible/kubernetes/roles/post-k8s/tasks/main.yml
+++ b/deploy/adapters/ansible/kubernetes/roles/post-k8s/tasks/main.yml
@@ -14,3 +14,42 @@
     dest: /opt/admin.conf
     flat: "yes"
   when: inventory_hostname == groups['kube_master'][0]
+
+- name: Create  heapster dest directory
+  file:
+    path: "{{local_release_dir}}/heapster"
+    state: directory
+    recurse: "yes"
+  when:
+    - heapster.enabled
+    - inventory_hostname == groups['kube_master'][0]
+
+- name: get the package of heapster
+  get_url:
+    url: "{{heapster_download_url}}"
+    dest: "{{local_release_dir}}/heapster"
+    owner: "{{ heapster.owner|default(omit) }}"
+    mode: "{{ heapster.mode|default(omit) }}"
+  register: get_url_result
+  until: "'OK' in get_url_result.msg or 'file already exists' in get_url_result.msg"
+  retries: 4
+  delay: "{{ retry_stagger | random + 3 }}"
+  when:
+    - heapster.enabled
+    - inventory_hostname == groups['kube_master'][0]
+
+- name: untar the file of heapster
+  shell: |
+    cd  "{{ local_release_dir }}/heapster";
+    tar  zxvf "heapster-{{ heapster.version }}.tar.gz"
+  when:
+    - heapster.enabled
+    - inventory_hostname == groups['kube_master'][0]
+
+- name: install the heapster
+  shell: |
+    cd "{{ local_release_dir }}/heapster/heapster-{{ heapster.version }}/deploy/";
+    ./kube.sh start
+  when:
+    - heapster.enabled
+    - inventory_hostname == groups['kube_master'][0]