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updated vca_nat module to use common vca library

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reviewable/pr18780/r1
Peter Sprygada 9 years ago
parent 840ce26093
commit a4f1653b95
1 changed files with 113 additions and 222 deletions
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335
cloud/vmware/vca_nat.py
Unescape Escape View File

@ -25,6 +25,7 @@ short_description: add remove nat rules in a gateway in a vca
description:
- Adds or removes nat rules from a gateway in a vca environment
version_added: "2.0"
author: Peter Sprygada (@privateip)
options:
username:
description:
@ -93,8 +94,6 @@ options:
- A list of rules to be added to the gateway, Please see examples on valid entries
required: True
default: false
'''
EXAMPLES = '''
@ -130,252 +129,144 @@ EXAMPLES = '''
'''
import time, json, xmltodict
HAS_PYVCLOUD = False
try:
from pyvcloud.vcloudair import VCA
HAS_PYVCLOUD = True
except ImportError:
pass
SERVICE_MAP = {'vca': 'ondemand', 'vchs': 'subscription', 'vcd': 'vcd'}
LOGIN_HOST = {}
LOGIN_HOST['vca'] = 'vca.vmware.com'
LOGIN_HOST['vchs'] = 'vchs.vmware.com'
VALID_RULE_KEYS = ['rule_type', 'original_ip', 'original_port', 'translated_ip', 'translated_port', 'protocol']
def serialize_instances(instance_list):
instances = []
for i in instance_list:
instances.append(dict(apiUrl=i['apiUrl'], instance_id=i['id']))
return instances
def vca_login(module=None):
service_type = module.params.get('service_type')
username = module.params.get('username')
password = module.params.get('password')
instance = module.params.get('instance_id')
org = module.params.get('org')
service = module.params.get('service_id')
vdc_name = module.params.get('vdc_name')
version = module.params.get('api_version')
verify = module.params.get('verify_certs')
if not vdc_name:
if service_type == 'vchs':
vdc_name = module.params.get('service_id')
if not org:
if service_type == 'vchs':
if vdc_name:
org = vdc_name
else:
org = service
if service_type == 'vcd':
host = module.params.get('host')
else:
host = LOGIN_HOST[service_type]
if not username:
if 'VCA_USER' in os.environ:
username = os.environ['VCA_USER']
if not password:
if 'VCA_PASS' in os.environ:
password = os.environ['VCA_PASS']
if not username or not password:
module.fail_json(msg = "Either the username or password is not set, please check")
if service_type == 'vchs':
version = '5.6'
if service_type == 'vcd':
if not version:
version == '5.6'
vca = VCA(host=host, username=username, service_type=SERVICE_MAP[service_type], version=version, verify=verify)
if service_type == 'vca':
if not vca.login(password=password):
module.fail_json(msg = "Login Failed: Please check username or password", error=vca.response.content)
if not vca.login_to_instance(password=password, instance=instance, token=None, org_url=None):
s_json = serialize_instances(vca.instances)
module.fail_json(msg = "Login to Instance failed: Seems like instance_id provided is wrong .. Please check",\
valid_instances=s_json)
if not vca.login_to_instance(instance=instance, password=None, token=vca.vcloud_session.token,
org_url=vca.vcloud_session.org_url):
module.fail_json(msg = "Error logging into org for the instance", error=vca.response.content)
return vca
if service_type == 'vchs':
if not vca.login(password=password):
module.fail_json(msg = "Login Failed: Please check username or password", error=vca.response.content)
if not vca.login(token=vca.token):
module.fail_json(msg = "Failed to get the token", error=vca.response.content)
if not vca.login_to_org(service, org):
module.fail_json(msg = "Failed to login to org, Please check the orgname", error=vca.response.content)
return vca
if service_type == 'vcd':
if not vca.login(password=password, org=org):
module.fail_json(msg = "Login Failed: Please check username or password or host parameters")
if not vca.login(password=password, org=org):
module.fail_json(msg = "Failed to get the token", error=vca.response.content)
if not vca.login(token=vca.token, org=org, org_url=vca.vcloud_session.org_url):
module.fail_json(msg = "Failed to login to org", error=vca.response.content)
return vca
def validate_nat_rules(module=None, nat_rules=None):
import time
import json
import xmltodict
VALID_RULE_KEYS = ['rule_type', 'original_ip', 'original_port',
'translated_ip', 'translated_port', 'protocol']
def validate_nat_rules(nat_rules):
for rule in nat_rules:
if not isinstance(rule, dict):
module.fail_json(msg="nat rules must be a list of dictionaries, Please check", valid_keys=VALID_RULE_KEYS)
raise VcaError("nat rules must be a list of dictionaries, "
"Please check", valid_keys=VALID_RULE_KEYS)
for k in rule.keys():
if k not in VALID_RULE_KEYS:
module.fail_json(msg="%s is not a valid key in nat rules, Please check above.." %k, valid_keys=VALID_RULE_KEYS)
rule['original_port'] = rule.get('original_port', 'any')
rule['original_ip'] = rule.get('original_ip', 'any')
rule['translated_ip'] = rule.get('translated_ip', 'any')
rule['translated_port'] = rule.get('translated_port', 'any')
rule['protocol'] = rule.get('protocol', 'any')
rule['rule_type'] = rule.get('rule_type', 'DNAT')
raise VcaError("%s is not a valid key in nat rules, please "
"check above.." % k, valid_keys=VALID_RULE_KEYS)
rule['original_port'] = str(rule.get('original_port', 'any')).lower()
rule['original_ip'] = rule.get('original_ip', 'any').lower()
rule['translated_ip'] = rule.get('translated_ip', 'any').lower()
rule['translated_port'] = str(rule.get('translated_port', 'any')).lower()
rule['protocol'] = rule.get('protocol', 'any').lower()
rule['rule_type'] = rule.get('rule_type', 'DNAT').lower()
return nat_rules
def nat_rules_to_dict(natRules):
def nat_rules_to_dict(nat_rules):
result = []
for natRule in natRules:
ruleId = natRule.get_Id()
enable = natRule.get_IsEnabled()
ruleType = natRule.get_RuleType()
gatewayNatRule = natRule.get_GatewayNatRule()
originalIp = gatewayNatRule.get_OriginalIp()
originalPort = gatewayNatRule.get_OriginalPort()
translatedIp = gatewayNatRule.get_TranslatedIp()
translatedPort = gatewayNatRule.get_TranslatedPort()
protocol = gatewayNatRule.get_Protocol()
interface = gatewayNatRule.get_Interface().get_name()
result.append(dict(rule_type=ruleType, original_ip=originalIp, original_port="any" if not originalPort else originalPort, translated_ip=translatedIp, translated_port="any" if not translatedPort else translatedPort,
protocol="any" if not protocol else protocol))
for rule in nat_rules:
gw_rule = rule.get_GatewayNatRule()
result.append(
dict(
rule_type=rule.get_RuleType().lower(),
original_ip=gw_rule.get_OriginalIp().lower(),
original_port=(gw_rule.get_OriginalPort().lower() or 'any'),
translated_ip=gw_rule.get_TranslatedIp().lower(),
translated_port=(gw_rule.get_TranslatedPort().lower() or 'any'),
protocol=(gw_rule.get_Protocol().lower() or 'any')
)
)
return result
def rule_to_string(rule):
strings = list()
for key, value in rule.items():
strings.append('%s=%s' % (key, value))
return ', '.join(string)
def main():
module = AnsibleModule(
argument_spec=dict(
username = dict(default=None),
password = dict(default=None),
org = dict(default=None),
service_id = dict(default=None),
instance_id = dict(default=None),
host = dict(default=None),
api_version = dict(default='5.7'),
service_type = dict(default='vca', choices=['vchs', 'vca', 'vcd']),
state = dict(default='present', choices = ['present', 'absent']),
vdc_name = dict(default=None),
gateway_name = dict(default='gateway'),
nat_rules = dict(required=True, default=None, type='list'),
purge_rules = dict(default=False),
argument_spec = vca_argument_spec()
argument_spec.update(
dict(
nat_rules = dict(type='list', default=[]),
gateway_name = dict(default='gateway'),
purge_rules = dict(default=False, type='bool'),
state = dict(default='present', choices=['present', 'absent'])
)
)
module = AnsibleModule(argument_spec, supports_check_mode=True)
vdc_name = module.params.get('vdc_name')
org = module.params.get('org')
service = module.params.get('service_id')
state = module.params.get('state')
service_type = module.params.get('service_type')
host = module.params.get('host')
instance_id = module.params.get('instance_id')
nat_rules = module.params.get('nat_rules')
gateway_name = module.params.get('gateway_name')
purge_rules = module.params.get('purge_rules')
verify_certs = dict(default=True, type='bool'),
if not HAS_PYVCLOUD:
module.fail_json(msg="python module pyvcloud is needed for this module")
if service_type == 'vca':
if not instance_id:
module.fail_json(msg="When service type is vca the instance_id parameter is mandatory")
if not vdc_name:
module.fail_json(msg="When service type is vca the vdc_name parameter is mandatory")
if service_type == 'vchs':
if not service:
module.fail_json(msg="When service type vchs the service_id parameter is mandatory")
if not org:
org = service
if not vdc_name:
vdc_name = service
if service_type == 'vcd':
if not host:
module.fail_json(msg="When service type is vcd host parameter is mandatory")
vdc_name = module.params.get('vdc_name')
state = module.params['state']
nat_rules = module.params['nat_rules']
gateway_name = module.params['gateway_name']
purge_rules = module.params['purge_rules']
if not purge_rules and not nat_rules:
module.fail_json('Must define purge_rules or nat_rules')
vca = vca_login(module)
vdc = vca.get_vdc(vdc_name)
if not vdc:
module.fail_json(msg = "Error getting the vdc, Please check the vdc name")
mod_rules = validate_nat_rules(module, nat_rules)
gateway = vca.get_gateway(vdc_name, gateway_name)
if not gateway:
module.fail_json(msg="Not able to find the gateway %s, please check the gateway_name param" %gateway_name)
module.fail_json(msg="Not able to find the gateway %s, please check "
"the gateway_name param" % gateway_name)
try:
desired_rules = validate_nat_rules(nat_rules)
except VcaError, e:
module.fail_json(msg=e.message)
rules = gateway.get_nat_rules()
cur_rules = nat_rules_to_dict(rules)
delete_cur_rule = []
delete_rules = []
for rule in cur_rules:
match = False
for idx, val in enumerate(mod_rules):
match = False
if cmp(rule, val) == 0:
delete_cur_rule.append(val)
mod_rules.pop(idx)
match = True
if not match:
delete_rules.append(rule)
if state == 'absent':
if purge_rules:
if not gateway.del_all_nat_rules():
module.fail_json(msg="Error deleting all rules")
module.exit_json(changed=True, msg="Removed all rules")
if len(delete_cur_rule) < 1:
module.exit_json(changed=False, msg="No rules to be removed", rules=cur_rules)
else:
for i in delete_cur_rule:
gateway.del_nat_rule(i['rule_type'], i['original_ip'],\
i['original_port'], i['translated_ip'], i['translated_port'], i['protocol'])
task = gateway.save_services_configuration()
if not task:
module.fail_json(msg="Unable to delete Rule, please check above error", error=gateway.response.content)
if not vca.block_until_completed(task):
module.fail_json(msg="Failure in waiting for removing network rule", error=gateway.response.content)
module.exit_json(changed=True, msg="The rules have been deleted", rules=delete_cur_rule)
changed = False
if len(mod_rules) < 1:
if not purge_rules:
module.exit_json(changed=False, msg="all rules are available", rules=cur_rules)
for i in mod_rules:
gateway.add_nat_rule(i['rule_type'], i['original_ip'], i['original_port'],\
i['translated_ip'], i['translated_port'], i['protocol'])
task = gateway.save_services_configuration()
if not task:
module.fail_json(msg="Unable to add rule, please check above error", rules=mod_rules, error=gateway.response.content)
if not vca.block_until_completed(task):
module.fail_json(msg="Failure in waiting for adding network rule", error=gateway.response.content)
if purge_rules:
if len(delete_rules) < 1 and len(mod_rules) < 1:
module.exit_json(changed=False, rules=cur_rules)
for i in delete_rules:
gateway.del_nat_rule(i['rule_type'], i['original_ip'],\
i['original_port'], i['translated_ip'], i['translated_port'], i['protocol'])
result = dict(changed=False, rules_purged=0)
deletions = 0
additions = 0
if purge_rules is True and len(rules) > 0:
result['rules_purged'] = len(rules)
deletions = result['rules_purged']
rules = list()
if not module.check_mode:
gateway.del_all_nat_rules()
task = gateway.save_services_configuration()
if not task:
module.fail_json(msg="Unable to delete Rule, please check above error", error=gateway.response.content)
if not vca.block_until_completed(task):
module.fail_json(msg="Failure in waiting for removing network rule", error=gateway.response.content)
vca.block_until_completed(task)
rules = gateway.get_nat_rules()
result['changed'] = True
current_rules = nat_rules_to_dict(rules)
result['current_rules'] = current_rules
result['desired_rules'] = desired_rules
for rule in desired_rules:
if rule not in current_rules:
additions += 1
if not module.check_mode:
gateway.add_nat_rule(**rule)
result['changed'] = True
result['rules_added'] = additions
result['delete_rule'] = list()
result['delete_rule_rc'] = list()
for rule in current_rules:
if rule not in desired_rules:
deletions += 1
if not module.check_mode:
result['delete_rule'].append(rule)
rc = gateway.del_nat_rule(**rule)
result['delete_rule_rc'].append(rc)
result['changed'] = True
result['rules_deleted'] = deletions
if not module.check_mode and (additions > 0 or deletions > 0):
task = gateway.save_services_configuration()
vca.block_until_completed(task)
module.exit_json(changed=True, rules_added=mod_rules)
module.exit_json(**result)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.vca import *
if __name__ == '__main__':
main()
main()

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