Add k8s support

JIRA: -

Add a new k8s scenario for compass

Change-Id: Ic5f58a6152315333684e4f2752aaa0d5d870d9ee
Signed-off-by: hu xinhui <xinhui_hu@foxmail.com>

3 files changed, 173 insertions, 0 deletions

diff --git a/deploy/adapters/ansible/kubernetes/roles/kargo/files/generate_inventories.py b/deploy/adapters/ansible/kubernetes/roles/kargo/files/generate_inventories.py
new file mode 100644
index 00000000..62f29d84
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/kargo/files/generate_inventories.py
@@ -0,0 +1,57 @@
+import yaml

+import sys

+from jinja2 import Environment

+

+INVENTORY_TEMPLATE = """

+[all]

+{% for host, ip in hosts.iteritems() %}

+{{ host }} ansible_ssh_host={{ ip }} ansible_ssh_pass=root  ansible_user=root

+{% endfor %}

+[kube-master]

+host1

+host2

+

+[etcd]

+host1

+host2

+host3

+

+[kube-node]

+host2

+host3

+host4

+host5

+

+[k8s-cluster:children]

+kube-node

+kube-master

+

+[calico-rr]

+[vault]

+"""

+

+

+def create_inventory_file(inventories_path, hosts):

+    content = Environment().from_string(INVENTORY_TEMPLATE).render(hosts=hosts)

+    with open(inventories_path, 'w+') as f:

+        f.write(content)

+

+

+def fetch_all_sorted_external_ip(ip_cfg):

+    hosts = {}

+    for host, settings in ip_cfg.iteritems():

+        external = settings["external"]["ip"]

+        hosts[host] = external

+    return hosts

+

+

+def main(inventories_path, ip_cfg):

+    hosts = fetch_all_sorted_external_ip(ip_cfg)

+    create_inventory_file(inventories_path, hosts)

+

+

+if __name__ == "__main__":

+    path = yaml.load(sys.argv[1])

+    ipv_cfg = yaml.load(sys.argv[2])

+

+    main(path, ipv_cfg)

diff --git a/deploy/adapters/ansible/kubernetes/roles/kargo/files/mirrors.repo b/deploy/adapters/ansible/kubernetes/roles/kargo/files/mirrors.repo
new file mode 100644
index 00000000..4900db69
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/kargo/files/mirrors.repo
@@ -0,0 +1,32 @@
+[base]

+name=CentOS-$releasever - Base

+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=os&infra=$infra

+#baseurl=http://mirror.centos.org/centos/$releasever/os/$basearch/

+gpgcheck=1

+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

+

+#released updates

+[updates]

+name=CentOS-$releasever - Updates

+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=updates&infra=$infra

+#baseurl=http://mirror.centos.org/centos/$releasever/updates/$basearch/

+gpgcheck=1

+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

+

+#additional packages that may be useful

+[extras]

+name=CentOS-$releasever - Extras

+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=extras&infra=$infra

+#baseurl=http://mirror.centos.org/centos/$releasever/extras/$basearch/

+gpgcheck=1

+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

+

+#additional packages that extend functionality of existing packages

+[centosplus]

+name=CentOS-$releasever - Plus

+mirrorlist=http://mirrorlist.centos.org/?release=$releasever&arch=$basearch&repo=centosplus&infra=$infra

+#baseurl=http://mirror.centos.org/centos/$releasever/centosplus/$basearch/

+gpgcheck=1

+enabled=0

+gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7

+

diff --git a/deploy/adapters/ansible/kubernetes/roles/kargo/tasks/main.yml b/deploy/adapters/ansible/kubernetes/roles/kargo/tasks/main.yml
new file mode 100644
index 00000000..4e902606
--- /dev/null
+++ b/deploy/adapters/ansible/kubernetes/roles/kargo/tasks/main.yml
@@ -0,0 +1,84 @@
+##############################################################################
+# Copyright (c) 2016 HUAWEI TECHNOLOGIES CO.,LTD and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+---
+- name: clean local repo conf
+  file:
+    path: /etc/yum.repos.d
+    state: absent
+  run_once: "True"
+
+- name: create local repo conf dir
+  file:
+    path: /etc/yum.repos.d
+    state: directory
+  run_once: "True"
+
+- name: configure local mirror repo
+  copy:
+    src: mirrors.repo
+    dest: /etc/yum.repos.d/mirrors.repo
+  run_once: "True"
+
+- name: clean local pip conf to use official pip repo
+  file:
+    path: /root/.pip/pip.conf
+    state: absent
+  run_once: "True"
+
+- name: install dependency for ansible update
+  yum:
+    name: "{{ item }}"
+    state: latest
+  with_items:
+    - git
+    - libffi-devel
+    - openssl-devel
+    - python-devel
+  run_once: "True"
+
+- name: update python packages
+  pip:
+    name: "{{ item }}"
+    state: latest
+  with_items:
+    - netaddr
+    - jinja2
+
+
+- name: copy inventories generate script
+  copy:
+    src: generate_inventories.py
+    dest: /tmp/generate_inventories.py
+  tags:
+    - ansible
+
+- name: generate kargo inventories
+  shell: >
+    python /tmp/generate_inventories.py \
+           "/opt/kargo_k8s/inventory/inventory.cfg" \
+           "{{ ip_settings | to_json }}"
+  tags:
+    - ansible
+
+- name: configure target hosts
+  shell: |
+    cd /opt/kargo_k8s
+    ansible -i inventory/inventory.cfg -m ping all
+    ansible -i inventory/inventory.cfg all -m shell -a "rm /etc/yum.repos.d/*"
+    ansible -i inventory/inventory.cfg all -m copy -a \
+        "src=/etc/yum.repos.d/mirrors.repo dest=/etc/yum.repos.d"
+  tags:
+    - ansible
+
+- name: run kargo playbook
+  shell: |
+    cd /opt/kargo_k8s
+    ansible-playbook -i inventory/inventory.cfg cluster.yml -b -v 2>&1  | tee kargo.log
+  tags:
+    - ansible