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caas_loadbalancer.py
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caas_loadbalancer.py
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#!/usr/bin/python
# coding: utf-8 -*-
# This module 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.
#
# This software 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 this software. If not, see <http://www.gnu.org/licenses/>.
try:
import datetime
import json
import logging
import base64
import urllib
import xml.etree.ElementTree as ET
IMPORT_STATUS = True
except ImportError:
IMPORT_STATUS = False
DOCUMENTATION = '''
---
module: caas_loadbalancer
author: "Olivier GROSJEANNE, @job-so"
description:
- "Create, Configure, Remove LoadBalancer instances on Dimension Data Managed Cloud Platform"
short_description: "Create, Configure, Remove Load Balancer instances on Dimension Data Managed Cloud Platform"
version_added: "1.9"
notes:
- "This is a wrappper of Dimension Data CaaS API v2.1. Please refer to this documentation for more details and examples : U(https://community.opsourcecloud.net/DocumentRevision.jsp?docId=7897c5018f9bca01cf2f4724de2bcfc5)"
requirements:
- a caas_credentials variable, see caas_credentials module.
- a network domain already deployed, see caas_networkdomain module.
options:
caas_credentials:
description:
- Complexe variable containing credentials. From an external file or from module caas_credentials (See related documentation)
required: true
name:
description:
- "Name that has to be given to the instance"
- "The name must be unique inside the DataCenter"
- "Minimum length 1 character Maximum length 75 characters."
required: true
state:
choices: ['present','absent']
default: present
description:
- "Should the resource be present or absent."
- "Take care : Absent will powerOff and delete all servers."
description:
description:
- "Maximum length: 255 characters."
default: "Created and managed by ansible.CaaS - https://github.com/job-so/ansible.CaaS"
networkDomainId:
description:
- "The id of a Network Domain belonging within the same MCP 2.0 data center."
- "You can use either networkDomainId or networkDomainName, however one of them must be specified"
default: null
networkDomainName:
description:
- "The name of a Network Domain belonging within the same MCP 2.0 data center."
- "You can use either networkDomainId or networkDomainName, however one of them must be specified"
default: null
type:
choices: ['STANDARD','PERFORMANCE_LAYER_4']
default: STANDARD
description:
- "Must be one of choices."
protocol:
choices: ['ANY','TCP','UDP','HTTP']
default: TCP
description:
- "The permitted range of values for protocol is governed by the choice of the type property."
- "For STANDARD type, protocol must be one of: ANY, TCP, UDP"
- "For PERFORMANCE_LAYER_4 type, protocol must be one of: ANY, TCP, UDP, HTTP"
listenerIpAddress:
description:
- "Must be a valid IPv4 in dot-decimal notation (x.x.x.x)."
- "listenerIpAddress can be one of two types:"
- "Public: listenerIpAddress is *optional for creating a Public IP address Virtual Listener. If not supplied, the “Public” type below is assumed, and an available public IP is picked up from public ip blocks. see M(caas_publicip)"
- "Private: listenerIpAddress is *required to create a Private IP address Virtual Listener."
default: null
port:
description:
- "An integer in the range 1-65535"
- "If port is not supplied it will be taken to mean 'Any Port'."
default: null
enabled:
choices: ['True','False']
default: True
description:
- "Must be one of true or false, where true indicates that the Virtual Listener will permit traffic to flow to its Pool and/or Client Clone Pool."
connectionLimit:
default: 25000
description:
- "An integer in the range 1 -MAX_VIRTUAL_LISTENER_CONNECTION_LIMIT. See Data Centers features/property"
connectionRateLimit:
default: 2000
description:
- "An integer in the range 1 -MAX_VIRTUAL_LISTENER_CONNECTION_RATE_LIMIT. See Data Centers features/property"
sourcePortPreservation:
choices: ['PRESERVE','PRESERVE_STRICT','CHANGE']
default: PRESERVE
description:
- "Must be one of choices."
optimizationProfile:
choices: ['TCP', 'LAN_OPT', 'WAN_OPT', 'MOBILE_OPT', 'TCP_LEGACY', 'SMTP', 'SIP']
default: TCP
description:
- "An optimizationProfile can only be included for certain type and protocol combinations:"
- "1. STANDARD/TCP: optimizationProfile is required for this combination and must be one of: TCP, LAN_OPT, WAN_OPT, MOBILE_OPT, TCP_LEGACY."
- "2. STANDARD/UDP: SMTP or SIP."
pool.name:
default: "{{name}}.pool"
description:
- "Must be alphanumeric with the following exceptions permitted '_' (underscore) and '.' (full stop / period)"
pool.description:
default: "{{description}}"
description:
- "Maximum length: 255 characters."
pool.loadBalanceMethod:
choices: ['ROUND_ROBIN','LEAST_CONNECTIONS_MEMBER','LEAST_CONNECTIONS_NODE','OBSERVED_MEMBER','OBSERVED_NODE','PREDICTIVE_MEMBER','PREDICTIVE_NODE']
default: ROUND_ROBIN
description:
- "Must be one of choices."
pool.healthMonitorId:
default: null
description:
- "NOT IMPLEMENTED"
pool.serviceDownAction:
choices: ['NONE', 'DROP', 'RESELECT']
default: RESELECT
description:
- "Must be one of choices."
pool.slowRampTime:
default: 30
description:
- "An integer in the range 1-120 (seconds)."
'''
EXAMPLES = '''
#
'''
logging.basicConfig(filename='caas.log',level=logging.DEBUG)
logging.debug("--------------------------------caas_loadbalancer---"+str(datetime.datetime.now()))
def _getOrgId(module, caas_credentials):
apiuri = '/oec/0.9/myaccount'
url = caas_credentials['apiurl'] + apiuri
base64string = base64.encodestring('%s:%s' % (caas_credentials['username'], caas_credentials['password'])).replace('\n', '')
headers = { "Authorization": "Basic %s" % (base64string) }
response, info = fetch_url(module, url, headers=headers)
if info['status'] == 200:
root = ET.fromstring(response.read())
ns = {'directory': 'http://oec.api.opsource.net/schemas/directory'}
return root.find('directory:orgId',ns).text
else: module.fail_json(msg=info['msg'])
def caasAPI(module, caas_credentials, apiuri, data):
logging.debug(apiuri)
url = caas_credentials['apiurl'] + apiuri
base64string = base64.encodestring('%s:%s' % (caas_credentials['username'], caas_credentials['password'])).replace('\n', '')
headers = { "Authorization": "Basic %s" % (base64string), "Content-Type": "application/json"}
retryCount = 0
while retryCount < 5*6:
if data == '': response, info = fetch_url(module, url, headers=headers)
else: response, info = fetch_url(module, url, headers=headers, data=data)
if info['status'] == 200: return json.loads(response.read())
else:
if info['status'] == 400:
if 'body' in info: # ansible version >= 2.1
msg = json.loads(info['body'])
if msg['responseCode'] == "RESOURCE_BUSY":
logging.debug("RESOURCE_BUSY "+str(retryCount)+"/30")
time.sleep(10)
retryCount += 1
else:
module.fail_json(msg=msg)
else:
logging.debug("RESOURCE_BUSY ?"+str(retryCount)+"/30")
time.sleep(10)
retryCount += 1
else:
module.fail_json(msg=info['msg'])
def _listVirtualListenerRule(module,caas_credentials,orgId,wait):
f = { 'name' : module.params['name'], 'networkDomainId' : module.params['networkDomainId']}
uri = '/caas/2.3/'+orgId+'/networkDomainVip/virtualListener?'+urllib.urlencode(f)
b = True;
while b:
virtualListenerList = caasAPI(module,caas_credentials, uri, '')
b = False
if 'virtualListener' in virtualListenerList:
for (virtualListener) in virtualListenerList['virtualListener']:
logging.debug(firewallRule['id']+' '+firewallRule['name']+' '+firewallRule['state'])
if (firewallRule['state'] != "NORMAL") and wait:
b = True
if b:
time.sleep(5)
return firewallRuleList
def main():
module = AnsibleModule(
supports_check_mode=True,
argument_spec = dict(
caas_credentials = dict(type='dict',required=True,no_log=True),
state = dict(default='present', choices=['present', 'absent']),
wait = dict(default=True),
id = dict(default=None),
name = dict(required=True),
description = dict(default='Created and managed by ansible.CaaS - https://github.com/job-so/ansible.CaaS'),
networkDomainName = dict(default=None),
networkDomainId = dict(default=None),
type=dict(default='STANDARD', choices = ['STANDARD','PERFORMANCE_LAYER_4']),
protocol=dict(default='TCP', choices = ['ANY','TCP','UDP','HTTP']),
listenerIpAddress = dict(default=None),
port = dict(default=None),
enabled = dict(type='bool',default=True, choices = [True,False]),
connectionLimit = dict(type='int',default=25000),
connectionRateLimit= dict(type='int',default=2000),
sourcePortPreservation=dict(default='PRESERVE', choices = ['PRESERVE','PRESERVE_STRICT','CHANGE']),
#clientClonePoolId": "033a97dc-ee9b-4808-97ea-50b06624fd16",
#persistenceProfileId": "a34ca25c-f3db-11e4-b010-005056806999"
#fallbackPersistenceProfileId": "6f2f5d7b-cdd9-4d84-8ad7-999b64a87978",
#iruleId": ["2b20abd9-ffdc-11e4-b010-005056806999"],
optimizationProfile=dict(type='list',default='TCP'), #choices = ['TCP', 'LAN_OPT', 'WAN_OPT', 'MOBILE_OPT', 'TCP_LEGACY', 'SMTP', 'SIP']),
pool=dict(type='dict',required=False),
)
)
if not IMPORT_STATUS:
module.fail_json(msg='missing dependencies for this module')
has_changed = False
# Check Authentication and get OrgId
caas_credentials = module.params['caas_credentials']
module.params['datacenterId'] = module.params['caas_credentials']['datacenter']
wait = module.params['wait']
state = module.params['state']
orgId = _getOrgId(module, caas_credentials)
if module.params['networkDomainId']==None:
if module.params['networkDomainName']!=None:
f = { 'name' : module.params['networkDomainName'], 'datacenterId' : module.params['datacenterId']}
uri = '/caas/2.3/'+orgId+'/network/networkDomain?'+urllib.urlencode(f)
result = caasAPI(module,caas_credentials, uri, '')
if result['totalCount']==1:
module.params['networkDomainId'] = result['networkDomain'][0]['id']
f = { 'name' : module.params['name'], 'datacenterId' : module.params['datacenterId'], 'networkDomainId' : module.params['networkDomainId']}
uri = '/caas/2.3/'+orgId+'/networkDomainVip/virtualListener?'+urllib.urlencode(f)
virtualListenerList = caasAPI(module,caas_credentials, uri, '')
#ABSENT
if state == "absent":
if virtualListenerList['totalCount'] == 1:
#Delete Virtual Listener
uri = '/caas/2.3/'+orgId+'/networkDomainVip/deleteVirtualListener'
_data = {}
_data['id'] = virtualListenerList['virtualListener'][0]['id']
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
if virtualListenerList['virtualListener'][0]['pool']['id']!='':
#List associated Nodes
f = { 'poolId' : virtualListenerList['virtualListener'][0]['pool']['id'] }
uri = '/caas/2.3/'+orgId+'/networkDomainVip/poolMember?'+urllib.urlencode(f)
poolMembers = caasAPI(module,caas_credentials, uri, '')
#Delete associated Pool
uri = '/caas/2.3/'+orgId+'/networkDomainVip/deletePool'
_data = {}
_data['id'] = virtualListenerList['virtualListener'][0]['pool']['id']
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
#Delete associated Nodes
i = 0
uri = '/caas/2.3/'+orgId+'/networkDomainVip/deleteNode'
while i < poolMembers['totalCount']:
if module.check_mode: has_changed=True
else:
_data['id'] = poolMembers['poolMember'][i]['node']['id']
data = json.dumps(_data)
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
i += 1
#PRESENT
if state == "present":
if virtualListenerList['totalCount'] == 1: module.params['id'] = virtualListenerList['virtualListener'][0]['id']
if virtualListenerList['totalCount'] < 1:
uri = '/caas/2.3/'+orgId+'/networkDomainVip/createVirtualListener'
_data = {}
_data['name'] = module.params['name']
_data['description'] = module.params['description']
_data['networkDomainId'] = module.params['networkDomainId']
_data['type'] = module.params['type']
_data['protocol'] = module.params['protocol']
_data['listenerIpAddress'] = module.params['listenerIpAddress']
_data['port'] = module.params['port']
_data['enabled'] = module.params['enabled']
_data['connectionLimit'] = module.params['connectionLimit']
_data['connectionRateLimit'] = module.params['connectionRateLimit']
_data['sourcePortPreservation'] = module.params['sourcePortPreservation']
_data['optimizationProfile'] = module.params['optimizationProfile']
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
for info in result['info']:
if info['name'] == 'virtualListenerId': module.params['id'] = info['value']
if module.params['pool']:
#TODO chack if poolid in vip
if not 'name' in module.params['pool']: module.params['pool']['name']= module.params['name']+'.pool'
f = { 'name' : module.params['pool']['name'], 'datacenterId' : module.params['datacenterId'], 'networkDomainId' : module.params['networkDomainId']}
uri = '/caas/2.3/'+orgId+'/networkDomainVip/pool?'+urllib.urlencode(f)
poolList = caasAPI(module,caas_credentials, uri, '')
if poolList['totalCount'] == 1: module.params['pool']['id'] = poolList['pool'][0]['id']
if poolList['totalCount'] < 1:
uri = '/caas/2.3/'+orgId+'/networkDomainVip/createPool'
_data = {}
_data['networkDomainId'] = module.params['networkDomainId']
_data['name'] = module.params['pool']['name']
if 'description' in module.params['pool']: _data['description'] = module.params['pool']['description']
else: _data['description'] = module.params['description']
if 'loadBalanceMethod' in module.params['pool']: _data['loadBalanceMethod'] = module.params['pool']['loadBalanceMethod']
else: _data['loadBalanceMethod'] = 'ROUND_ROBIN'
#_data['healthMonitorId'] = module.params['pool']['healthMonitorId']
if 'serviceDownAction' in module.params['pool']: _data['serviceDownAction'] = module.params['pool']['serviceDownAction']
else: _data['serviceDownAction'] = 'RESELECT'
if 'slowRampTime' in module.params['pool']: _data['slowRampTime'] = module.params['pool']['slowRampTime']
else: _data['slowRampTime'] = 30
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
for info in result['info']:
if info['name'] == 'poolId': module.params['pool']['id'] = info['value']
uri = '/caas/2.3/'+orgId+'/networkDomainVip/editVirtualListener'
_data = {}
_data['id'] = module.params['id']
_data['poolId'] = module.params['pool']['id']
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
for node in module.params['pool']['node']:
logging.debug("--Node"+str(node))
f = { 'name' : node['name'], 'datacenterId' : module.params['datacenterId'], 'networkDomainId' : module.params['networkDomainId']}
uri = '/caas/2.3/'+orgId+'/networkDomainVip/node?'+urllib.urlencode(f)
nodeList = caasAPI(module,caas_credentials, uri, '')
if nodeList['totalCount'] < 1:
uri = '/caas/2.3/'+orgId+'/networkDomainVip/createNode'
_data = {}
_data['networkDomainId'] = module.params['networkDomainId']
_data['name'] = node['name']
_data['description'] = node['description']
_data['ipv4Address'] = node['ipv4Address']
#_data['ipv6Address'] = node['ipv6Address']
_data['status'] = node['status']
#_data['healthMonitorId'] = node['healthMonitorId']
_data['connectionLimit'] = node['connectionLimit']
_data['connectionRateLimit'] = node['connectionRateLimit']
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
for info in result['info']:
if info['name'] == 'nodeId': node['id'] = info['value']
uri = '/caas/2.3/'+orgId+'/networkDomainVip/addPoolMember'
_data = {}
_data['poolId'] = module.params['pool']['id']
_data['nodeId'] = node['id']
_data['port'] = node['port']
_data['status'] = node['status']
data = json.dumps(_data)
if module.check_mode: has_changed=True
else:
result = caasAPI(module,caas_credentials, uri, data)
has_changed = True
f = { 'name' : module.params['name'], 'datacenterId' : module.params['datacenterId'], 'networkDomainId' : module.params['networkDomainId']}
uri = '/caas/2.3/'+orgId+'/networkDomainVip/virtualListener?'+urllib.urlencode(f)
virtualListenerList = caasAPI(module,caas_credentials, uri, '')
module.exit_json(changed=has_changed, loadBalancers=virtualListenerList)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.urls import *
if __name__ == '__main__':
main()