add a simple playbook to launch an instance

Start a demo playbook to launch an instance for capture.

Signed-off-by: Doug Hellmann <doug@doughellmann.com>

.gitignore

@@ -59,3 +59,6 @@ releasenotes/build
 /clouds.yaml
 /*.dat
 /*.yml
+/demo/keys
+/demo/*.retry
+/demo/venv

demo/README.rst

@@ -0,0 +1,25 @@
+================
+ Demo Playbooks
+================
+
+The playbooks in this directory can be used to set up test cases for
+data capture.
+
+tiny
+====
+
+Using
+=====
+
+1. Create and activate a virtualenv.
+
+  ::
+
+    $ virtualenv --python=python2.7 venv
+    $ source venv/bin/activate
+
+2. Install the dependencies.
+
+  ::
+
+    $ pip install -r requirements.txt

demo/ansible.cfg

@@ -0,0 +1,4 @@
+[defaults]
+host_key_checking = False
+roles_path = ./roles
+hostfile = hosts

demo/hosts

@@ -0,0 +1 @@
+[cloud]

demo/requirements.txt

@@ -0,0 +1,2 @@
+ansible>=2.2.1.0
+shade>=1.14.1

demo/tiny.yml

@@ -0,0 +1,125 @@
+---
+- hosts: localhost
+  connection: local
+  gather_facts: no
+  tasks:
+    # Set up the keypair, saving the values locally.
+    - name: Creating key pair downpour-demo
+      os_keypair:
+        state: present
+        name: downpour-demo
+      register: keypair
+    - name: Create local public key
+      local_action:
+        module: copy
+        content: "{{ keypair.key.public_key }}"
+        dest: "{{ inventory_dir }}/keys/{{ keypair.key.name }}.pub"
+        mode: 0600
+      when: "'private_key' in keypair.key"  # only save key if we created a new key
+    - name: Create local private key
+      local_action:
+        module: copy
+        content: "{{ keypair.key.private_key }}"
+        dest: "{{ inventory_dir }}/keys/{{ keypair.key.name }}"
+        mode: 0600
+      when: "'private_key' in keypair.key"  # only save key if we created a new key
+
+    # Create a security group and the rules needed for the ports we'll
+    # be using.
+    - name: Create security group
+      os_security_group:
+        name: 'downpour-demo'
+        description: 'Demo group used for downpour'
+    - name: add ssh ingress rule
+      os_security_group_rule:
+        state: present
+        security_group: 'downpour-demo'
+        protocol: tcp
+        port_range_min: 22
+        port_range_max: 22
+    - name: add HTTPS/443 ingress rule
+      os_security_group_rule:
+        state: present
+        security_group: 'downpour-demo'
+        protocol: tcp
+        port_range_min: 443
+        port_range_max: 443
+
+    # Set up the server resources.
+    - name: create a volume to hold the demo files
+      os_volume:
+        state: present
+        wait: yes
+        size: 1
+        display_name: 'downpour-demo-tiny'
+
+    - name: launch VM
+      os_server:
+        name: 'downpour-demo-tiny'
+        state: present
+        wait: yes
+        auto_ip: yes
+        image: 'Ubuntu 16.04'
+        flavor: ds512M  # use the devstack flavor
+        key_name: downpour-demo
+        network: private
+        boot_from_volume: no
+        security_groups:
+          - downpour-demo
+        volumes:
+          - 'downpour-demo-tiny'
+      register: server
+    - name: add the server to our ansible inventory
+      add_host: hostname="{{ server.server.public_v4 }}"
+                groups=cloud
+                ansible_ssh_user=ubuntu
+                ansible_ssh_private_key_file="{{inventory_dir}}/keys/{{keypair.key.name}}"
+
+# Wait for the server to finish booting and become accessible.
+- hosts: cloud
+  gather_facts: no
+  tasks:
+    - name: Wait for instance to finish booting
+      connection: local
+      wait_for:
+        host="{{ansible_ssh_host|default(inventory_hostname)}}"
+        search_regex=OpenSSH
+        port=22
+        delay=30
+        timeout=150
+    - name: Try to login to the instance
+      raw: "/bin/ls"
+      retries: 3
+      delay: 10
+      ignore_errors: true
+
+# Make the new Ubuntu 16.04 compatible with Ansible.
+- hosts: cloud
+  gather_facts: no
+  tasks:
+
+    - name: "Install python2.7 since Ubuntu 16.04 doesn't ship it"
+      raw: "sudo apt-get update -y && sudo apt-get install -y python2.7 aptitude"
+      retries: 5
+      delay: 10
+
+# Give the extra volume a filesystem
+- hosts: cloud
+  vars:
+    ansible_python_interpreter: /usr/bin/python2.7
+
+  # Create a filesystem on the attached volume. /dev/vdb
+  tasks:
+    - name: Create /opt filesystem
+      filesystem: fstype=ext4 dev=/dev/vdb
+      become: true
+    - name: Mount /opt filesystem
+      mount: name=/opt src=/dev/vdb fstype=ext4 state=mounted
+      become: true
+
+- hosts: localhost
+  connection: local
+  gather_facts: no
+  tasks:
+    - debug:
+        msg: Server is ready for capture.