Add digital-ocean cloud support.

library/cloud/do

+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+DOCUMENTATION = '''
+---
+module: do
+short_description: Create/delete a droplet/SSH_key in DigitalOcean
+description:
+     - Create/delete a droplet in DigitalOcean and optionally waits for it to be 'running', or deploy an SSH key.
+version_added: "1.2"
+options:
+  command:
+    description:
+     - Which target you want to operate on.
+    required: true
+    choices: ['droplet', 'ssh']
+  state:
+    description:
+     - Indicate desired state of the target.
+    required: true
+    choices: ['present', 'active', 'absent', 'deleted']
+  client_id: description:
+     - Digital Ocean manager id.
+  api_key:
+    description:
+     - Digital Ocean api key.
+  id:
+    description:
+     - Numeric, the droplet id you want to operate on.
+  name:
+    description:
+     - String, this is the name of the droplet - must be formatted by hostname rules, or the name of a SSH key.
+  size_id:
+    description:
+     - Numeric, this is the id of the size you would like the droplet created at.
+  image_id:
+    description:
+     - Numeric, this is the id of the image you would like the droplet created with.
+  region_id:
+    description:
+     - Numeric, this is the id of the region you would like your server in IE: US/Amsterdam.
+  ssh_key_ids:
+    description:
+     - Optional, comma separated list of ssh_key_ids that you would like to be added to the server
+  wait:
+    description: 
+     - Wait for the droplet to be in state 'running' before returning.
+    default: "yes"
+    choices: [ "yes", "no" ]
+  wait_timeout:
+    description:
+     - How long before wait gives up, in seconds.
+    default: 300
+  ssh_pub_key:
+    description:
+     - The public SSH key you want to add to your account.
+
+notes:
+  - Two environment variables can be used, DO_CLIENT_ID and DO_API_KEY.
+'''
+
+
+EXAMPLES = '''
+# a playbook task line:
+tasks:
+  - do: state=present client_id=XXX api_key=XXX id=33
+
+# /usr/bin/ansible invocations
+ansible -i host -m do -a "state=present client_id=XXX api_key=XXX id=3"
+'''
+
+import sys
+import os
+import time
+
+try:
+    from dopy.manager import DoError, DoManager
+except ImportError as e:
+    print "failed=True msg='dopy required for this module'"
+    sys.exit(1)
+
+class TimeoutError(DoError):
+    def __init__(self, msg, id):
+        super(TimeoutError, self).__init__(msg)
+        self.id = id
+
+class JsonfyMixIn(object):
+    def to_json(self):
+        return self.__dict__
+
+class Droplet(JsonfyMixIn):
+    manager = None
+
+    def __init__(self, droplet_json):
+        self.status = 'new'
+        self.__dict__.update(droplet_json)
+
+    def is_powered_on(self):
+        return self.status == 'active'
+
+    def update_attr(self, attrs=None, times=5):
+        if attrs:
+            for k, v in attrs.iteritems():
+                setattr(self, k, v)
+        else:
+            json = self.manager.show_droplet(self.id)
+            if not json['ip_address']:
+                if times > 0:
+                    time.sleep(2)
+                    self.update_attr(times=times-1)
+                else:
+                    raise TimeoutError('No ip is found.', self.id)
+            else:
+                self.update_attr(json)
+
+    def power_on(self):
+        assert self.status == 'off', 'Can only power on a closed one.'
+        json = self.manager.power_on_droplet(self.id)
+        self.update_attr(json)
+
+    def ensure_powered_on(self, wait=True, wait_timeout=300):
+        if self.is_powered_on():
+            return
+        if self.status == 'off':  # powered off
+            self.power_on()
+
+        if wait:
+            end_time = time.time()+wait_timeout
+            while time.time() < end_time:
+                time.sleep(min(20, end_time-time.time()))
+                self.update_attr()
+                if self.is_powered_on():
+                    return
+            raise TimeoutError('Wait for droplet running timeout', self.id)
+
+    def destroy(self):
+        return self.manager.destroy_droplet(self.id)
+    
+    @classmethod
+    def setup(cls, client_id, api_key):
+        cls.manager = DoManager(client_id, api_key)
+
+    @classmethod
+    def add(cls, name, size_id, image_id, region_id, ssh_key_ids=None):
+        json = cls.manager.new_droplet(name, size_id, image_id, region_id, ssh_key_ids)
+        droplet = cls(json)
+        droplet.update_attr()
+        return droplet
+
+    @classmethod
+    def find(cls, id):
+        if not id:
+            return False
+        droplets = cls.list_all()
+        for droplet in droplets:
+            if droplet.id == id:
+                return droplet
+        return False
+
+    @classmethod
+    def list_all(cls):
+        json = cls.manager.all_active_droplets()
+        return map(cls, json)
+
+class SSH(JsonfyMixIn):
+    manager = None
+
+    def __init__(self, ssh_key_json):
+        self.__dict__.update(ssh_key_json)
+    update_attr = __init__
+
+    def destroy(self):
+        self.manager.destroy_ssh_key(self.id)
+        return True
+
+    @classmethod
+    def setup(cls, client_id, api_key):
+        cls.manager = DoManager(client_id, api_key)
+
+    @classmethod
+    def find(cls, name):
+        if not name:
+            return False
+        keys = cls.list_all()
+        for key in keys:
+            if key.name == name:
+                return key
+        return False
+
+    @classmethod
+    def list_all(cls):
+        json = cls.manager.all_ssh_keys()
+        return map(cls, json)
+
+    @classmethod
+    def add(cls, name, key_pub):
+        json = cls.manager.new_ssh_key(name, key_pub)
+        return cls(json)
+
+def core(module):
+    def getkeyordie(k):
+        v = module.params[k]
+        if v is None:
+            module.fail_json(msg='Unable to load %s' % k)
+        return v
+
+    try:
+        # params['client_id'] will be None even if client_id is not passed in
+        client_id = module.params['client_id'] or os.environ['DO_CLIENT_ID']
+        api_key = module.params['api_key'] or os.environ['DO_API_KEY']
+    except KeyError, e:
+        module.fail_json(msg='Unable to load %s' % e.message)
+
+    changed = True
+    command = module.params['command']
+    state = module.params['state']
+
+    if command == 'droplet':
+        Droplet.setup(client_id, api_key)
+        if state in ('active', 'present'):
+            droplet = Droplet.find(module.params['id'])
+            if not droplet:
+                droplet = Droplet.add(
+                        name=getkeyordie('name'), 
+                        size_id=getkeyordie('size_id'), 
+                        image_id=getkeyordie('image_id'), 
+                        region_id=getkeyordie('region_id'), 
+                        ssh_key_ids=module.params['ssh_key_ids']
+                    )
+            if droplet.is_powered_on():
+                changed = False
+            droplet.ensure_powered_on(
+                        wait=getkeyordie('wait'),
+                        wait_timeout=getkeyordie('wait_timeout')
+                    )
+            module.exit_json(changed=changed, droplet=droplet.to_json())
+       
+        elif state in ('absent', 'deleted'):
+            droplet = Droplet.find(getkeyordie('id'))
+            if not droplet:
+                module.exit_json(changed=False, msg='The droplet is not found.')
+            event_json = droplet.destroy()
+            module.exit_json(changed=True, event_id=event_json['event_id'])
+
+    elif command == 'ssh':
+        SSH.setup(client_id, api_key)
+        name = getkeyordie('name')
+        if state in ('active', 'present'):
+            key = SSH.find(name)
+            if key:
+                module.exit_json(changed=False, msg='SSH key with the name of %s already exists.' % name)
+            key = SSH.add(name, getkeyordie('ssh_pub_key'))
+            module.exit_json(changed=True, ssh_key=key.to_json())
+
+        elif state in ('absent', 'deleted'):
+            key = SSH.find(name)
+            if not key:
+                module.exit_json(changed=False, msg='SSH key with the name of %s is not found.' % name)
+            key.destroy()
+            module.exit_json(changed=True)
+
+
+def main():
+    module = AnsibleModule(
+        argument_spec = dict(
+            command = dict(required=True, choices=['droplet', 'ssh']),
+            state = dict(required=True, choices=['active', 'present', 'absent', 'deleted']),
+            client_id = dict(aliases=['CLIENT_ID'], no_log=True),
+            api_key = dict(aliases=['API_KEY'], no_log=True),
+            name = dict(type='str'),
+            size_id = dict(type='int'),
+            image_id = dict(type='int'),
+            region_id = dict(type='int'),
+            ssh_key_ids = dict(default=''),
+            id = dict(aliases=['droplet_id'], type='int'),
+            wait = dict(type='bool', choices=BOOLEANS, default='yes'),
+            wait_timeout = dict(default=300, type='int'),
+            ssh_pub_key = dict(type='str'),
+        ),
+        required_together = (
+            ['size_id', 'image_id', 'region_id'],
+        ),
+        mutually_exclusive = (
+            ['size_id', 'ssh_pub_key'],
+            ['image_id', 'ssh_pub_key'],
+            ['region_id', 'ssh_pub_key'],
+        ),
+        required_one_of = (
+            ['id', 'name'],
+        ),
+    )
+
+    try:
+        core(module)
+    except TimeoutError as e:
+        module.fail_json(msg=str(e), id=e.id)
+    except (DoError, Exception) as e:
+        module.fail_json(msg=str(e))
+
+# this is magic, see lib/ansible/module_common.py
+#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+
+main()