#!/usr/bin/python # Copyright: Ansible Project # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) from __future__ import absolute_import, division, print_function __metaclass__ = type DOCUMENTATION = ''' --- module: linode short_description: Manage instances on the Linode Public Cloud description: - Manage Linode Public Cloud instances and optionally wait for it to be 'running'. options: state: description: - Indicate desired state of the resource choices: [ absent, active, deleted, present, restarted, started, stopped ] default: present type: str api_key: description: - Linode API key. - C(LINODE_API_KEY) env variable can be used instead. type: str required: yes name: description: - Name to give the instance (alphanumeric, dashes, underscore). - To keep sanity on the Linode Web Console, name is prepended with C(LinodeID-). required: true type: str displaygroup: description: - Add the instance to a Display Group in Linode Manager. type: str linode_id: description: - Unique ID of a linode server. This value is read-only in the sense that if you specify it on creation of a Linode it will not be used. The Linode API generates these IDs and we can those generated value here to reference a Linode more specifically. This is useful for idempotence. aliases: [ lid ] type: int additional_disks: description: - List of dictionaries for creating additional disks that are added to the Linode configuration settings. - Dictionary takes Size, Label, Type. Size is in MB. type: list elements: dict alert_bwin_enabled: description: - Set status of bandwidth in alerts. type: bool alert_bwin_threshold: description: - Set threshold in MB of bandwidth in alerts. type: int alert_bwout_enabled: description: - Set status of bandwidth out alerts. type: bool alert_bwout_threshold: description: - Set threshold in MB of bandwidth out alerts. type: int alert_bwquota_enabled: description: - Set status of bandwidth quota alerts as percentage of network transfer quota. type: bool alert_bwquota_threshold: description: - Set threshold in MB of bandwidth quota alerts. type: int alert_cpu_enabled: description: - Set status of receiving CPU usage alerts. type: bool alert_cpu_threshold: description: - Set percentage threshold for receiving CPU usage alerts. Each CPU core adds 100% to total. type: int alert_diskio_enabled: description: - Set status of receiving disk IO alerts. type: bool alert_diskio_threshold: description: - Set threshold for average IO ops/sec over 2 hour period. type: int backupsenabled: description: - Deprecated parameter, it will be removed in community.general C(5.0.0). - To enable backups pass values to either I(backupweeklyday) or I(backupwindow). type: int backupweeklyday: description: - Day of the week to take backups. type: int backupwindow: description: - The time window in which backups will be taken. type: int plan: description: - plan to use for the instance (Linode plan) type: int payment_term: description: - payment term to use for the instance (payment term in months) default: 1 choices: [ 1, 12, 24 ] type: int password: description: - root password to apply to a new server (auto generated if missing) type: str private_ip: description: - Add private IPv4 address when Linode is created. - Default is C(false). type: bool ssh_pub_key: description: - SSH public key applied to root user type: str swap: description: - swap size in MB default: 512 type: int distribution: description: - distribution to use for the instance (Linode Distribution) type: int datacenter: description: - datacenter to create an instance in (Linode Datacenter) type: int kernel_id: description: - kernel to use for the instance (Linode Kernel) type: int wait: description: - wait for the instance to be in state C(running) before returning type: bool default: true wait_timeout: description: - how long before wait gives up, in seconds default: 300 type: int watchdog: description: - Set status of Lassie watchdog. type: bool default: "True" requirements: - python >= 2.6 - linode-python author: - Vincent Viallet (@zbal) notes: - Please note, linode-python does not have python 3 support. - This module uses the now deprecated v3 of the Linode API. - Please review U(https://www.linode.com/api/linode) for determining the required parameters. ''' EXAMPLES = ''' - name: Create a new Linode community.general.linode: name: linode-test1 plan: 1 datacenter: 7 distribution: 129 state: present register: linode_creation - name: Create a server with a private IP Address community.general.linode: module: linode api_key: 'longStringFromLinodeApi' name: linode-test1 plan: 1 datacenter: 2 distribution: 99 password: 'superSecureRootPassword' private_ip: yes ssh_pub_key: 'ssh-rsa qwerty' swap: 768 wait: yes wait_timeout: 600 state: present delegate_to: localhost register: linode_creation - name: Fully configure new server community.general.linode: api_key: 'longStringFromLinodeApi' name: linode-test1 plan: 4 datacenter: 2 distribution: 99 kernel_id: 138 password: 'superSecureRootPassword' private_ip: yes ssh_pub_key: 'ssh-rsa qwerty' swap: 768 wait: yes wait_timeout: 600 state: present alert_bwquota_enabled: True alert_bwquota_threshold: 80 alert_bwin_enabled: True alert_bwin_threshold: 10 alert_cpu_enabled: True alert_cpu_threshold: 210 alert_bwout_enabled: True alert_bwout_threshold: 10 alert_diskio_enabled: True alert_diskio_threshold: 10000 backupweeklyday: 1 backupwindow: 2 displaygroup: 'test' additional_disks: - {Label: 'disk1', Size: 2500, Type: 'raw'} - {Label: 'newdisk', Size: 2000} watchdog: True delegate_to: localhost register: linode_creation - name: Ensure a running server (create if missing) community.general.linode: api_key: 'longStringFromLinodeApi' name: linode-test1 plan: 1 datacenter: 2 distribution: 99 password: 'superSecureRootPassword' ssh_pub_key: 'ssh-rsa qwerty' swap: 768 wait: yes wait_timeout: 600 state: present delegate_to: localhost register: linode_creation - name: Delete a server community.general.linode: api_key: 'longStringFromLinodeApi' name: linode-test1 linode_id: "{{ linode_creation.instance.id }}" state: absent delegate_to: localhost - name: Stop a server community.general.linode: api_key: 'longStringFromLinodeApi' name: linode-test1 linode_id: "{{ linode_creation.instance.id }}" state: stopped delegate_to: localhost - name: Reboot a server community.general.linode: api_key: 'longStringFromLinodeApi' name: linode-test1 linode_id: "{{ linode_creation.instance.id }}" state: restarted delegate_to: localhost ''' import time import traceback LINODE_IMP_ERR = None try: from linode import api as linode_api HAS_LINODE = True except ImportError: LINODE_IMP_ERR = traceback.format_exc() HAS_LINODE = False from ansible.module_utils.basic import AnsibleModule, missing_required_lib, env_fallback def randompass(): ''' Generate a long random password that comply to Linode requirements ''' # Linode API currently requires the following: # It must contain at least two of these four character classes: # lower case letters - upper case letters - numbers - punctuation # we play it safe :) import random import string # as of python 2.4, this reseeds the PRNG from urandom random.seed() lower = ''.join(random.choice(string.ascii_lowercase) for x in range(6)) upper = ''.join(random.choice(string.ascii_uppercase) for x in range(6)) number = ''.join(random.choice(string.digits) for x in range(6)) punct = ''.join(random.choice(string.punctuation) for x in range(6)) p = lower + upper + number + punct return ''.join(random.sample(p, len(p))) def getInstanceDetails(api, server): ''' Return the details of an instance, populating IPs, etc. ''' instance = {'id': server['LINODEID'], 'name': server['LABEL'], 'public': [], 'private': []} # Populate with ips for ip in api.linode_ip_list(LinodeId=server['LINODEID']): if ip['ISPUBLIC'] and 'ipv4' not in instance: instance['ipv4'] = ip['IPADDRESS'] instance['fqdn'] = ip['RDNS_NAME'] if ip['ISPUBLIC']: instance['public'].append({'ipv4': ip['IPADDRESS'], 'fqdn': ip['RDNS_NAME'], 'ip_id': ip['IPADDRESSID']}) else: instance['private'].append({'ipv4': ip['IPADDRESS'], 'fqdn': ip['RDNS_NAME'], 'ip_id': ip['IPADDRESSID']}) return instance def linodeServers(module, api, state, name, displaygroup, plan, additional_disks, distribution, datacenter, kernel_id, linode_id, payment_term, password, private_ip, ssh_pub_key, swap, wait, wait_timeout, watchdog, **kwargs): instances = [] changed = False new_server = False servers = [] disks = [] configs = [] jobs = [] # See if we can match an existing server details with the provided linode_id if linode_id: # For the moment we only consider linode_id as criteria for match # Later we can use more (size, name, etc.) and update existing servers = api.linode_list(LinodeId=linode_id) # Attempt to fetch details about disks and configs only if servers are # found with linode_id if servers: disks = api.linode_disk_list(LinodeId=linode_id) configs = api.linode_config_list(LinodeId=linode_id) # Act on the state if state in ('active', 'present', 'started'): # TODO: validate all the plan / distribution / datacenter are valid # Multi step process/validation: # - need linode_id (entity) # - need disk_id for linode_id - create disk from distrib # - need config_id for linode_id - create config (need kernel) # Any create step triggers a job that need to be waited for. if not servers: for arg in (name, plan, distribution, datacenter): if not arg: module.fail_json(msg='%s is required for %s state' % (arg, state)) # Create linode entity new_server = True # Get size of all individually listed disks to subtract from Distribution disk used_disk_space = 0 if additional_disks is None else sum(disk['Size'] for disk in additional_disks) try: res = api.linode_create(DatacenterID=datacenter, PlanID=plan, PaymentTerm=payment_term) linode_id = res['LinodeID'] # Update linode Label to match name api.linode_update(LinodeId=linode_id, Label='%s-%s' % (linode_id, name)) # Update Linode with Ansible configuration options api.linode_update(LinodeId=linode_id, LPM_DISPLAYGROUP=displaygroup, WATCHDOG=watchdog, **kwargs) # Save server servers = api.linode_list(LinodeId=linode_id) except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE']) # Add private IP to Linode if private_ip: try: res = api.linode_ip_addprivate(LinodeID=linode_id) except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) if not disks: for arg in (name, linode_id, distribution): if not arg: module.fail_json(msg='%s is required for %s state' % (arg, state)) # Create disks (1 from distrib, 1 for SWAP) new_server = True try: if not password: # Password is required on creation, if not provided generate one password = randompass() if not swap: swap = 512 # Create data disk size = servers[0]['TOTALHD'] - used_disk_space - swap if ssh_pub_key: res = api.linode_disk_createfromdistribution( LinodeId=linode_id, DistributionID=distribution, rootPass=password, rootSSHKey=ssh_pub_key, Label='%s data disk (lid: %s)' % (name, linode_id), Size=size) else: res = api.linode_disk_createfromdistribution( LinodeId=linode_id, DistributionID=distribution, rootPass=password, Label='%s data disk (lid: %s)' % (name, linode_id), Size=size) jobs.append(res['JobID']) # Create SWAP disk res = api.linode_disk_create(LinodeId=linode_id, Type='swap', Label='%s swap disk (lid: %s)' % (name, linode_id), Size=swap) # Create individually listed disks at specified size if additional_disks: for disk in additional_disks: # If a disk Type is not passed in, default to ext4 if disk.get('Type') is None: disk['Type'] = 'ext4' res = api.linode_disk_create(LinodeID=linode_id, Label=disk['Label'], Size=disk['Size'], Type=disk['Type']) jobs.append(res['JobID']) except Exception as e: # TODO: destroy linode ? module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) if not configs: for arg in (name, linode_id, distribution): if not arg: module.fail_json(msg='%s is required for %s state' % (arg, state)) # Check architecture for distrib in api.avail_distributions(): if distrib['DISTRIBUTIONID'] != distribution: continue arch = '32' if distrib['IS64BIT']: arch = '64' break # Get latest kernel matching arch if kernel_id is not specified if not kernel_id: for kernel in api.avail_kernels(): if not kernel['LABEL'].startswith('Latest %s' % arch): continue kernel_id = kernel['KERNELID'] break # Get disk list disks_id = [] for disk in api.linode_disk_list(LinodeId=linode_id): if disk['TYPE'] == 'ext3': disks_id.insert(0, str(disk['DISKID'])) continue disks_id.append(str(disk['DISKID'])) # Trick to get the 9 items in the list while len(disks_id) < 9: disks_id.append('') disks_list = ','.join(disks_id) # Create config new_server = True try: api.linode_config_create(LinodeId=linode_id, KernelId=kernel_id, Disklist=disks_list, Label='%s config' % name) configs = api.linode_config_list(LinodeId=linode_id) except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) # Start / Ensure servers are running for server in servers: # Refresh server state server = api.linode_list(LinodeId=server['LINODEID'])[0] # Ensure existing servers are up and running, boot if necessary if server['STATUS'] != 1: res = api.linode_boot(LinodeId=linode_id) jobs.append(res['JobID']) changed = True # wait here until the instances are up wait_timeout = time.time() + wait_timeout while wait and wait_timeout > time.time(): # refresh the server details server = api.linode_list(LinodeId=server['LINODEID'])[0] # status: # -2: Boot failed # 1: Running if server['STATUS'] in (-2, 1): break time.sleep(5) if wait and wait_timeout <= time.time(): # waiting took too long module.fail_json(msg='Timeout waiting on %s (lid: %s)' % (server['LABEL'], server['LINODEID'])) # Get a fresh copy of the server details server = api.linode_list(LinodeId=server['LINODEID'])[0] if server['STATUS'] == -2: module.fail_json(msg='%s (lid: %s) failed to boot' % (server['LABEL'], server['LINODEID'])) # From now on we know the task is a success # Build instance report instance = getInstanceDetails(api, server) # depending on wait flag select the status if wait: instance['status'] = 'Running' else: instance['status'] = 'Starting' # Return the root password if this is a new box and no SSH key # has been provided if new_server and not ssh_pub_key: instance['password'] = password instances.append(instance) elif state in ('stopped',): if not servers: module.fail_json(msg='Server (lid: %s) not found' % (linode_id)) for server in servers: instance = getInstanceDetails(api, server) if server['STATUS'] != 2: try: res = api.linode_shutdown(LinodeId=linode_id) except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) instance['status'] = 'Stopping' changed = True else: instance['status'] = 'Stopped' instances.append(instance) elif state in ('restarted',): if not servers: module.fail_json(msg='Server (lid: %s) not found' % (linode_id)) for server in servers: instance = getInstanceDetails(api, server) try: res = api.linode_reboot(LinodeId=server['LINODEID']) except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) instance['status'] = 'Restarting' changed = True instances.append(instance) elif state in ('absent', 'deleted'): for server in servers: instance = getInstanceDetails(api, server) try: api.linode_delete(LinodeId=server['LINODEID'], skipChecks=True) except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) instance['status'] = 'Deleting' changed = True instances.append(instance) # Ease parsing if only 1 instance if len(instances) == 1: module.exit_json(changed=changed, instance=instances[0]) module.exit_json(changed=changed, instances=instances) def main(): module = AnsibleModule( argument_spec=dict( state=dict(type='str', default='present', choices=['absent', 'active', 'deleted', 'present', 'restarted', 'started', 'stopped']), api_key=dict(type='str', no_log=True, required=True, fallback=(env_fallback, ['LINODE_API_KEY'])), name=dict(type='str', required=True), alert_bwin_enabled=dict(type='bool'), alert_bwin_threshold=dict(type='int'), alert_bwout_enabled=dict(type='bool'), alert_bwout_threshold=dict(type='int'), alert_bwquota_enabled=dict(type='bool'), alert_bwquota_threshold=dict(type='int'), alert_cpu_enabled=dict(type='bool'), alert_cpu_threshold=dict(type='int'), alert_diskio_enabled=dict(type='bool'), alert_diskio_threshold=dict(type='int'), backupsenabled=dict(type='int', removed_in_version='5.0.0', removed_from_collection='community.general'), backupweeklyday=dict(type='int'), backupwindow=dict(type='int'), displaygroup=dict(type='str', default=''), plan=dict(type='int'), additional_disks=dict(type='list', elements='dict'), distribution=dict(type='int'), datacenter=dict(type='int'), kernel_id=dict(type='int'), linode_id=dict(type='int', aliases=['lid']), payment_term=dict(type='int', default=1, choices=[1, 12, 24]), password=dict(type='str', no_log=True), private_ip=dict(type='bool'), ssh_pub_key=dict(type='str'), swap=dict(type='int', default=512), wait=dict(type='bool', default=True), wait_timeout=dict(type='int', default=300), watchdog=dict(type='bool', default=True), ), required_if=[ ('state', 'restarted', ['linode_id']), ('state', 'stopped', ['linode_id']), ] ) if not HAS_LINODE: module.fail_json(msg=missing_required_lib('linode-python'), exception=LINODE_IMP_ERR) state = module.params.get('state') api_key = module.params.get('api_key') name = module.params.get('name') alert_bwin_enabled = module.params.get('alert_bwin_enabled') alert_bwin_threshold = module.params.get('alert_bwin_threshold') alert_bwout_enabled = module.params.get('alert_bwout_enabled') alert_bwout_threshold = module.params.get('alert_bwout_threshold') alert_bwquota_enabled = module.params.get('alert_bwquota_enabled') alert_bwquota_threshold = module.params.get('alert_bwquota_threshold') alert_cpu_enabled = module.params.get('alert_cpu_enabled') alert_cpu_threshold = module.params.get('alert_cpu_threshold') alert_diskio_enabled = module.params.get('alert_diskio_enabled') alert_diskio_threshold = module.params.get('alert_diskio_threshold') backupweeklyday = module.params.get('backupweeklyday') backupwindow = module.params.get('backupwindow') displaygroup = module.params.get('displaygroup') plan = module.params.get('plan') additional_disks = module.params.get('additional_disks') distribution = module.params.get('distribution') datacenter = module.params.get('datacenter') kernel_id = module.params.get('kernel_id') linode_id = module.params.get('linode_id') payment_term = module.params.get('payment_term') password = module.params.get('password') private_ip = module.params.get('private_ip') ssh_pub_key = module.params.get('ssh_pub_key') swap = module.params.get('swap') wait = module.params.get('wait') wait_timeout = module.params.get('wait_timeout') watchdog = int(module.params.get('watchdog')) check_items = dict( alert_bwin_enabled=alert_bwin_enabled, alert_bwin_threshold=alert_bwin_threshold, alert_bwout_enabled=alert_bwout_enabled, alert_bwout_threshold=alert_bwout_threshold, alert_bwquota_enabled=alert_bwquota_enabled, alert_bwquota_threshold=alert_bwquota_threshold, alert_cpu_enabled=alert_cpu_enabled, alert_cpu_threshold=alert_cpu_threshold, alert_diskio_enabled=alert_diskio_enabled, alert_diskio_threshold=alert_diskio_threshold, backupweeklyday=backupweeklyday, backupwindow=backupwindow, ) kwargs = dict((k, v) for k, v in check_items.items() if v is not None) # setup the auth try: api = linode_api.Api(api_key) api.test_echo() except Exception as e: module.fail_json(msg='%s' % e.value[0]['ERRORMESSAGE'], exception=traceback.format_exc()) linodeServers(module, api, state, name, displaygroup, plan, additional_disks, distribution, datacenter, kernel_id, linode_id, payment_term, password, private_ip, ssh_pub_key, swap, wait, wait_timeout, watchdog, **kwargs) if __name__ == '__main__': main()