Add DevStack plugin

The plugin configures DevStack to be used with os-faults
command-line tools.

Change-Id: I2febc154eb4d8a5aa038b9320d545c02b5f513ac

.gitignore

@@ -15,7 +15,6 @@ var
 sdist
 develop-eggs
 .installed.cfg
-lib
 lib64
 
 # Installer logs

.zuul.yaml

@@ -25,3 +25,5 @@
       - openstack/os-faults
     vars:
       tox_envlist: devstack
+      devstack_plugins:
+        os-faults: https://git.openstack.org/openstack/os-faults

devstack/README.rst

@@ -0,0 +1,14 @@
+==============================
+Enabling OS-Faults in DevStack
+==============================
+
+To configure DevStack and enable OS-Faults edit ``${DEVSTACK_DIR}/local.conf``
+file and add the following to ``[[local|localrc]]`` section::
+
+      enable_plugin os-faults https://git.openstack.org/openstack/os-faults master
+
+
+Run DevStack as normal::
+
+    $ ./stack.sh
+

devstack/lib/os-faults

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+CONF_DIR=/etc/openstack
+SSH_DIR=~/.ssh
+PROJECT_DIR=${DEST}/os-faults
+
+function install_os_faults() {
+    setup_develop ${PROJECT_DIR}
+    install_package ansible
+}
+
+function configure_os_faults() {
+    mkdir -p ${SSH_DIR}
+    ssh-keygen -t rsa -f ${SSH_DIR}/os-faults-key -N ''
+    cat ${SSH_DIR}/os-faults-key.pub >> ${SSH_DIR}/authorized_keys
+    cp ${SSH_DIR}/os-faults-key* ${PROJECT_DIR}
+    ssh -vvv -i ${SSH_DIR}/os-faults-key -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o ConnectTimeout=60 -o IdentitiesOnly=yes stack@localhost hostname
+    cp ${PROJECT_DIR}/devstack/lib/os-faults.yaml ${CONF_DIR}
+    os-faults --debug verify
+}

devstack/lib/os-faults.yaml

@@ -0,0 +1,8 @@
+cloud_management:
+  driver: devstack
+  args:
+    address: localhost
+    auth:
+      username: stack
+      private_key_file: /opt/stack/.ssh/os-faults-key
+    iface: lo

devstack/plugin.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+# DevStack plugin to install os-faults
+
+LIBDIR=${DEST}/os-faults/devstack/lib
+
+source ${LIBDIR}/os-faults
+
+if [[ "$1" == "stack" && "$2" == "install" ]]; then
+    echo_summary "Installing OS-Faults"
+    install_os_faults
+elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
+    echo_summary "Configuring OS-Faults"
+    configure_os_faults
+fi

devstack/settings

@@ -0,0 +1,3 @@
+# Devstack settings
+
+enable_service os-faults

os_faults/tests/devstack/playbooks/run_on_devstack.yml

@@ -5,49 +5,9 @@
     - stack_home: "/opt/stack"
     - os_faults_home: "/opt/stack/os-faults"
   tasks:
-
-    - name: Create folder for SSH keys (as stack user)
-      file:
-        path: "{{ stack_home }}/.ssh"
-        state: directory
-        mode: 0755
-      become: yes
-      become_user: stack
-
-    - name: Generate SSH key pair
-      command: "ssh-keygen -t rsa -f {{ os_faults_home }}/os_faults_key -N ''"
-      become: yes
-      become_user: stack
-
-    - name: List os-faults folder
-      command: "ls -al {{ os_faults_home }}"
-      become: yes
-      become_user: stack
-
-    - name: Add os-faults key into authorized_keys for stack user
-      shell: |
-        cat {{ os_faults_home}}/os_faults_key.pub >> {{ stack_home }}/.ssh/authorized_keys
-      become: yes
-      become_user: stack
-
-    - name: Check SSH connection using os-faults key
-      command: "ssh -vvv -i os_faults_key -o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o ConnectTimeout=60 -o IdentitiesOnly=yes stack@localhost"
-      args:
-        chdir: "{{ os_faults_home }}"
-      become: yes
-      become_user: stack
-
     - name: Run tests
       command: "tox -e {{tox_envlist}}"
       args:
         chdir: "{{ os_faults_home }}"
       become: yes
       become_user: stack
-
-    - name: Check connectivity using command-line tool
-      shell: |
-        cd /opt/stack/os-faults
-        . .tox/devstack/bin/activate
-        os-inject-fault -c /opt/stack/os-faults/os_faults/tests/devstack/os-faults-universal.yaml -vd
-      become: yes
-      become_user: stack