#!/usr/bin/python
# 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: azure
short_description: create or terminate a virtual machine in azure
description:
- Creates or terminates azure instances. When created optionally waits for it to be 'running'. This module has a dependency on python-azure >= 0.7.1
version_added: "1.7"
options:
name:
description:
- name of the virtual machine and associated cloud service.
required: true
default: null
location:
description:
- the azure location to use (e.g. 'East US')
required: true
default: null
subscription_id:
description:
- azure subscription id. Overrides the AZURE_SUBSCRIPTION_ID environement variable.
required: false
default: null
management_cert_path:
description:
- path to an azure management certificate associated with the subscription id. Overrides the AZURE_CERT_PATH environement variable.
required: false
default: null
storage_account:
description:
- the azure storage account in which to store the data disks.
required: true
image:
description:
- system image for creating the virtual machine (e.g., b39f27a8b8c64d52b05eac6a62ebad85__Ubuntu_DAILY_BUILD-precise-12_04_3-LTS-amd64-server-20131205-en-us-30GB)
required: true
default: null
role_size:
description:
- azure role size for the new virtual machine (e.g., Small, ExtraLarge, A6)
required: false
default: Small
endpoints:
description:
- a comma-separated list of TCP ports to expose on the virtual machine (e.g., "22,80")
required: false
default: 22
user:
description:
- the unix username for the new virtual machine.
required: false
default: null
password:
description:
- the unix password for the new virtual machine.
required: false
default: null
ssh_cert_path:
description:
- path to an X509 certificate containing the public ssh key to install in the virtual machine. See http://www.windowsazure.com/en-us/manage/linux/tutorials/intro-to-linux/ for more details.
- if this option is specified, password-based ssh authentication will be disabled.
required: false
default: null
virtual_network_name:
description:
- Name of virtual network.
required: false
default: null
hostname:
description:
- hostname to write /etc/hostname. Defaults to <name>.cloudapp.net.
required: false
default: null
wait:
description:
- wait for the instance to be in state 'running' before returning
required: false
default: "no"
choices: [ "yes", "no" ]
aliases: []
wait_timeout:
description:
- how long before wait gives up, in seconds
default: 600
aliases: []
wait_timeout_redirects:
description:
- how long before wait gives up for redirects, in seconds
default: 300
aliases: []
state:
description:
- create or terminate instances
required: false
default: 'present'
aliases: []
requirements: [ "azure" ]
author: John Whitbeck
'''
EXAMPLES = '''
# Note: None of these examples set subscription_id or management_cert_path
# It is assumed that their matching environment variables are set.
# Provision virtual machine example
- local_action:
module: azure
name: my-virtual-machine
role_size: Small
image: b39f27a8b8c64d52b05eac6a62ebad85__Ubuntu_DAILY_BUILD-precise-12_04_3-LTS-amd64-server-20131205-en-us-30GB
location: 'East US'
user: ubuntu
ssh_cert_path: /path/to/azure_x509_cert.pem
storage_account: my-storage-account
wait: yes
# Terminate virtual machine example
- local_action:
module: azure
name: my-virtual-machine
state: absent
'''
import base64
import datetime
import os
import sys
import time
from urlparse import urlparse
AZURE_LOCATIONS = ['South Central US',
'Central US',
'East US 2',
'East US',
'West US',
'North Central US',
'North Europe',
'West Europe',
'East Asia',
'Southeast Asia',
'Japan West',
'Japan East',
'Brazil South']
AZURE_ROLE_SIZES = ['ExtraSmall',
'Small',
'Medium',
'Large',
'ExtraLarge',
'A5',
'A6',
'A7',
'A8',
'A9',
'Basic_A0',
'Basic_A1',
'Basic_A2',
'Basic_A3',
'Basic_A4']
try:
import azure as windows_azure
from azure import WindowsAzureError, WindowsAzureMissingResourceError
from azure.servicemanagement import (ServiceManagementService, OSVirtualHardDisk, SSH, PublicKeys,
PublicKey, LinuxConfigurationSet, ConfigurationSetInputEndpoints,
ConfigurationSetInputEndpoint)
except ImportError:
print "failed=True msg='azure required for this module'"
sys.exit(1)
from distutils.version import LooseVersion
from types import MethodType
import json
def _wait_for_completion(azure, promise, wait_timeout, msg):
if not promise: return
wait_timeout = time.time() + wait_timeout
while wait_timeout > time.time():
operation_result = azure.get_operation_status(promise.request_id)
time.sleep(5)
if operation_result.status == "Succeeded":
return
raise WindowsAzureError('Timed out waiting for async operation ' + msg + ' "' + str(promise.request_id) + '" to complete.')
def get_ssh_certificate_tokens(module, ssh_cert_path):
"""
Returns the sha1 fingerprint and a base64-encoded PKCS12 version of the certificate.
"""
# This returns a string such as SHA1 Fingerprint=88:60:0B:13:A9:14:47:DA:4E:19:10:7D:34:92:2B:DF:A1:7D:CA:FF
rc, stdout, stderr = module.run_command(['openssl', 'x509', '-in', ssh_cert_path, '-fingerprint', '-noout'])
if rc != 0:
module.fail_json(msg="failed to generate the key fingerprint, error was: %s" % stderr)
fingerprint = stdout.strip()[17:].replace(':', '')
rc, stdout, stderr = module.run_command(['openssl', 'pkcs12', '-export', '-in', ssh_cert_path, '-nokeys', '-password', 'pass:'])
if rc != 0:
module.fail_json(msg="failed to generate the pkcs12 signature from the certificate, error was: %s" % stderr)
pkcs12_base64 = base64.b64encode(stdout.strip())
return (fingerprint, pkcs12_base64)
def create_virtual_machine(module, azure):
"""
Create new virtual machine
module : AnsibleModule object
azure: authenticated azure ServiceManagementService object
Returns:
True if a new virtual machine was created, false otherwise
"""
name = module.params.get('name')
hostname = module.params.get('hostname') or name + ".cloudapp.net"
endpoints = module.params.get('endpoints').split(',')
ssh_cert_path = module.params.get('ssh_cert_path')
user = module.params.get('user')
password = module.params.get('password')
location = module.params.get('location')
role_size = module.params.get('role_size')
storage_account = module.params.get('storage_account')
image = module.params.get('image')
virtual_network_name = module.params.get('virtual_network_name')
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
# Check if a deployment with the same name already exists
cloud_service_name_available = azure.check_hosted_service_name_availability(name)
if not cloud_service_name_available.result:
changed = False
else:
changed = True
# Create cloud service if necessary
try:
result = azure.create_hosted_service(service_name=name, label=name, location=location)
_wait_for_completion(azure, result, wait_timeout, "create_hosted_service")
except WindowsAzureError as e:
module.fail_json(msg="failed to create the new service name, it already exists: %s" % str(e))
# Create linux configuration
disable_ssh_password_authentication = not password
linux_config = LinuxConfigurationSet(hostname, user, password, disable_ssh_password_authentication)
# Add ssh certificates if specified
if ssh_cert_path:
fingerprint, pkcs12_base64 = get_ssh_certificate_tokens(module, ssh_cert_path)
# Add certificate to cloud service
result = azure.add_service_certificate(name, pkcs12_base64, 'pfx', '')
_wait_for_completion(azure, result, wait_timeout, "add_service_certificate")
# Create ssh config
ssh_config = SSH()
ssh_config.public_keys = PublicKeys()
authorized_keys_path = u'/home/%s/.ssh/authorized_keys' % user
ssh_config.public_keys.public_keys.append(PublicKey(path=authorized_keys_path, fingerprint=fingerprint))
# Append ssh config to linux machine config
linux_config.ssh = ssh_config
# Create network configuration
network_config = ConfigurationSetInputEndpoints()
network_config.configuration_set_type = 'NetworkConfiguration'
network_config.subnet_names = []
for port in endpoints:
network_config.input_endpoints.append(ConfigurationSetInputEndpoint(name='TCP-%s' % port,
protocol='TCP',
port=port,
local_port=port))
# First determine where to store disk
today = datetime.date.today().strftime('%Y-%m-%d')
disk_prefix = u'%s-%s' % (name, name)
media_link = u'http://%s.blob.core.windows.net/vhds/%s-%s.vhd' % (storage_account, disk_prefix, today)
# Create system hard disk
os_hd = OSVirtualHardDisk(image, media_link)
# Spin up virtual machine
try:
result = azure.create_virtual_machine_deployment(service_name=name,
deployment_name=name,
deployment_slot='production',
label=name,
role_name=name,
system_config=linux_config,
network_config=network_config,
os_virtual_hard_disk=os_hd,
role_size=role_size,
role_type='PersistentVMRole',
virtual_network_name=virtual_network_name)
_wait_for_completion(azure, result, wait_timeout, "create_virtual_machine_deployment")
except WindowsAzureError as e:
module.fail_json(msg="failed to create the new virtual machine, error was: %s" % str(e))
try:
deployment = azure.get_deployment_by_name(service_name=name, deployment_name=name)
return (changed, urlparse(deployment.url).hostname, deployment)
except WindowsAzureError as e:
module.fail_json(msg="failed to lookup the deployment information for %s, error was: %s" % (name, str(e)))
def terminate_virtual_machine(module, azure):
"""
Terminates a virtual machine
module : AnsibleModule object
azure: authenticated azure ServiceManagementService object
Not yet supported: handle deletion of attached data disks.
Returns:
True if a new virtual machine was deleted, false otherwise
"""
# Whether to wait for termination to complete before returning
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
name = module.params.get('name')
delete_empty_services = module.params.get('delete_empty_services')
changed = False
deployment = None
public_dns_name = None
disk_names = []
try:
deployment = azure.get_deployment_by_name(service_name=name, deployment_name=name)
except WindowsAzureMissingResourceError as e:
pass # no such deployment or service
except WindowsAzureError as e:
module.fail_json(msg="failed to find the deployment, error was: %s" % str(e))
# Delete deployment
if deployment:
changed = True
try:
# gather disk info
results = []
for role in deployment.role_list:
role_props = azure.get_role(name, deployment.name, role.role_name)
if role_props.os_virtual_hard_disk.disk_name not in disk_names:
disk_names.append(role_props.os_virtual_hard_disk.disk_name)
result = azure.delete_deployment(name, deployment.name)
_wait_for_completion(azure, result, wait_timeout, "delete_deployment")
for disk_name in disk_names:
azure.delete_disk(disk_name, True)
# Now that the vm is deleted, remove the cloud service
result = azure.delete_hosted_service(service_name=name)
_wait_for_completion(azure, result, wait_timeout, "delete_hosted_service")
except WindowsAzureError as e:
module.fail_json(msg="failed to delete the service %s, error was: %s" % (name, str(e)))
public_dns_name = urlparse(deployment.url).hostname
return changed, public_dns_name, deployment
def get_azure_creds(module):
# Check modul args for credentials, then check environment vars
subscription_id = module.params.get('subscription_id')
if not subscription_id:
subscription_id = os.environ.get('AZURE_SUBSCRIPTION_ID', None)
if not subscription_id:
module.fail_json(msg="No subscription_id provided. Please set 'AZURE_SUBSCRIPTION_ID' or use the 'subscription_id' parameter")
management_cert_path = module.params.get('management_cert_path')
if not management_cert_path:
management_cert_path = os.environ.get('AZURE_CERT_PATH', None)
if not management_cert_path:
module.fail_json(msg="No management_cert_path provided. Please set 'AZURE_CERT_PATH' or use the 'management_cert_path' parameter")
return subscription_id, management_cert_path
def main():
module = AnsibleModule(
argument_spec=dict(
ssh_cert_path=dict(),
name=dict(),
hostname=dict(),
location=dict(choices=AZURE_LOCATIONS),
role_size=dict(choices=AZURE_ROLE_SIZES),
subscription_id=dict(no_log=True),
storage_account=dict(),
management_cert_path=dict(),
endpoints=dict(default='22'),
user=dict(),
password=dict(),
image=dict(),
virtual_network_name=dict(default=None),
state=dict(default='present'),
wait=dict(type='bool', default=False),
wait_timeout=dict(default=600),
wait_timeout_redirects=dict(default=300)
)
)
# create azure ServiceManagementService object
subscription_id, management_cert_path = get_azure_creds(module)
wait_timeout_redirects = int(module.params.get('wait_timeout_redirects'))
if LooseVersion(windows_azure.__version__) <= "0.8.0":
# wrapper for handling redirects which the sdk <= 0.8.0 is not following
azure = Wrapper(ServiceManagementService(subscription_id, management_cert_path), wait_timeout_redirects)
else:
azure = ServiceManagementService(subscription_id, management_cert_path)
cloud_service_raw = None
if module.params.get('state') == 'absent':
(changed, public_dns_name, deployment) = terminate_virtual_machine(module, azure)
elif module.params.get('state') == 'present':
# Changed is always set to true when provisioning new instances
if not module.params.get('name'):
module.fail_json(msg='name parameter is required for new instance')
if not module.params.get('image'):
module.fail_json(msg='image parameter is required for new instance')
if not module.params.get('user'):
module.fail_json(msg='user parameter is required for new instance')
if not module.params.get('location'):
module.fail_json(msg='location parameter is required for new instance')
if not module.params.get('storage_account'):
module.fail_json(msg='storage_account parameter is required for new instance')
(changed, public_dns_name, deployment) = create_virtual_machine(module, azure)
module.exit_json(changed=changed, public_dns_name=public_dns_name, deployment=json.loads(json.dumps(deployment, default=lambda o: o.__dict__)))
class Wrapper(object):
def __init__(self, obj, wait_timeout):
self.other = obj
self.wait_timeout = wait_timeout
def __getattr__(self, name):
if hasattr(self.other, name):
func = getattr(self.other, name)
return lambda *args, **kwargs: self._wrap(func, args, kwargs)
raise AttributeError(name)
def _wrap(self, func, args, kwargs):
if type(func) == MethodType:
result = self._handle_temporary_redirects(lambda: func(*args, **kwargs))
else:
result = self._handle_temporary_redirects(lambda: func(self.other, *args, **kwargs))
return result
def _handle_temporary_redirects(self, f):
wait_timeout = time.time() + self.wait_timeout
while wait_timeout > time.time():
try:
return f()
except WindowsAzureError as e:
if not str(e).lower().find("temporary redirect") == -1:
time.sleep(5)
pass
else:
raise e
# import module snippets
from ansible.module_utils.basic import *
main()
