refactored vca_fw to use vca common module
This commit is contained in:
Peter Sprygada
parent
840ce26093
commit
71ecaeb9f0
1 changed files with 151 additions and 201 deletions
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@ -25,6 +25,7 @@ short_description: add remove firewall rules in a gateway in a vca
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description:
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- Adds or removes firewall rules from a gateway in a vca environment
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version_added: "2.0"
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author: Peter Sprygada (@privateip)
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options:
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username:
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description:
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@ -61,7 +62,7 @@ options:
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- The type of service we are authenticating against
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required: false
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default: vca
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choices: [ "vca", "vchs", "vcd" ]
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choices: [ "vca", "vchs", "vcd" ]
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state:
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description:
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- if the object should be added or removed
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@ -102,9 +103,9 @@ EXAMPLES = '''
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instance_id: 'b15ff1e5-1024-4f55-889f-ea0209726282'
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vdc_name: 'benz_ansible'
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state: 'absent'
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fw_rules:
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fw_rules:
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- description: "ben testing"
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source_ip: "Any"
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source_ip: "Any"
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dest_ip: 192.168.2.11
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- description: "ben testing 2"
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source_ip: 192.168.2.100
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@ -118,235 +119,184 @@ EXAMPLES = '''
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'''
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import time, json, xmltodict
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HAS_PYVCLOUD = False
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try:
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from pyvcloud.vcloudair import VCA
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from pyvcloud.schema.vcd.v1_5.schemas.vcloud.networkType import ProtocolsType
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HAS_PYVCLOUD = True
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from pyvcloud.schema.vcd.v1_5.schemas.vcloud.networkType import FirewallRuleType
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from pyvcloud.schema.vcd.v1_5.schemas.vcloud.networkType import ProtocolsType
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except ImportError:
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# normally set a flag here but it will be caught when testing for
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# the existence of pyvcloud (see module_utils/vca.py). This just
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# protects against generating an exception at runtime
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pass
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SERVICE_MAP = {'vca': 'ondemand', 'vchs': 'subscription', 'vcd': 'vcd'}
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LOGIN_HOST = {}
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LOGIN_HOST['vca'] = 'vca.vmware.com'
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LOGIN_HOST['vchs'] = 'vchs.vmware.com'
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VALID_RULE_KEYS = ['policy', 'is_enable', 'enable_logging', 'description', 'dest_ip', 'dest_port', 'source_ip', 'source_port', 'protocol']
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VALID_PROTO = ['Tcp', 'Udp', 'Icmp', 'Other', 'Any']
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VALID_RULE_KEYS = ['policy', 'is_enable', 'enable_logging', 'description',
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'dest_ip', 'dest_port', 'source_ip', 'source_port',
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'protocol']
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def vca_login(module=None):
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service_type = module.params.get('service_type')
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username = module.params.get('username')
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password = module.params.get('password')
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instance = module.params.get('instance_id')
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org = module.params.get('org')
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service = module.params.get('service_id')
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vdc_name = module.params.get('vdc_name')
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version = module.params.get('api_version')
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verify = module.params.get('verify_certs')
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if not vdc_name:
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if service_type == 'vchs':
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vdc_name = module.params.get('service_id')
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if not org:
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if service_type == 'vchs':
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if vdc_name:
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org = vdc_name
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else:
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org = service
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if service_type == 'vcd':
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host = module.params.get('host')
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else:
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host = LOGIN_HOST[service_type]
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def protocol_to_tuple(protocol):
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return (protocol.get_Tcp(),
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protocol.get_Udp(),
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protocol.get_Icmp(),
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protocol.get_Other(),
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protocol.get_Any())
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if not username:
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if 'VCA_USER' in os.environ:
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username = os.environ['VCA_USER']
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if not password:
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if 'VCA_PASS' in os.environ:
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password = os.environ['VCA_PASS']
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if not username or not password:
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module.fail_json(msg = "Either the username or password is not set, please check")
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def protocol_to_string(protocol):
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protocol = protocol_to_tuple(protocol)
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if protocol[0] is True:
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return 'Tcp'
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elif protocol[1] is True:
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return 'Udp'
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elif protocol[2] is True:
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return 'Icmp'
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elif protocol[3] is True:
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return 'Other'
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elif protocol[4] is True:
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return 'Any'
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if service_type == 'vchs':
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version = '5.6'
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if service_type == 'vcd':
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if not version:
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version == '5.6'
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def protocol_to_type(protocol):
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try:
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protocols = ProtocolsType()
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setattr(protocols, protocol, True)
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return protocols
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except AttributeError:
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raise VcaError("The value in protocol is not valid")
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vca = VCA(host=host, username=username, service_type=SERVICE_MAP[service_type], version=version, verify=verify)
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if service_type == 'vca':
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if not vca.login(password=password):
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module.fail_json(msg = "Login Failed: Please check username or password", error=vca.response.content)
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if not vca.login_to_instance(password=password, instance=instance, token=None, org_url=None):
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s_json = serialize_instances(vca.instances)
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module.fail_json(msg = "Login to Instance failed: Seems like instance_id provided is wrong .. Please check",\
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valid_instances=s_json)
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if not vca.login_to_instance(instance=instance, password=None, token=vca.vcloud_session.token,
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org_url=vca.vcloud_session.org_url):
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module.fail_json(msg = "Error logging into org for the instance", error=vca.response.content)
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return vca
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if service_type == 'vchs':
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if not vca.login(password=password):
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module.fail_json(msg = "Login Failed: Please check username or password", error=vca.response.content)
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if not vca.login(token=vca.token):
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module.fail_json(msg = "Failed to get the token", error=vca.response.content)
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if not vca.login_to_org(service, org):
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module.fail_json(msg = "Failed to login to org, Please check the orgname", error=vca.response.content)
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return vca
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if service_type == 'vcd':
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if not vca.login(password=password, org=org):
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module.fail_json(msg = "Login Failed: Please check username or password or host parameters")
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if not vca.login(password=password, org=org):
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module.fail_json(msg = "Failed to get the token", error=vca.response.content)
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if not vca.login(token=vca.token, org=org, org_url=vca.vcloud_session.org_url):
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module.fail_json(msg = "Failed to login to org", error=vca.response.content)
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return vca
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def validate_fw_rules(module=None, fw_rules=None):
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VALID_PROTO = ['Tcp', 'Udp', 'Icmp', 'Any']
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def validate_fw_rules(fw_rules):
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for rule in fw_rules:
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if not isinstance(rule, dict):
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module.fail_json(msg="Firewall rules must be a list of dictionaries, Please check", valid_keys=VALID_RULE_KEYS)
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for k in rule.keys():
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if k not in VALID_RULE_KEYS:
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module.fail_json(msg="%s is not a valid key in fw rules, Please check above.." %k, valid_keys=VALID_RULE_KEYS)
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rule['dest_port'] = rule.get('dest_port', 'Any')
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rule['dest_ip'] = rule.get('dest_ip', 'Any')
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rule['source_port'] = rule.get('source_port', 'Any')
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rule['source_ip'] = rule.get('source_ip', 'Any')
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rule['protocol'] = rule.get('protocol', 'Any')
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rule['policy'] = rule.get('policy', 'allow')
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rule['is_enable'] = rule.get('is_enable', 'true')
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rule['enable_logging'] = rule.get('enable_logging', 'false')
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rule['description'] = rule.get('description', 'rule added by Ansible')
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if not rule['protocol'] in VALID_PROTO:
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module.fail_json(msg="the value in protocol is not valid, valid values are as above", valid_proto=VALID_PROTO)
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raise VcaError("%s is not a valid key in fw rules, please "
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"check above.." % k, valid_keys=VALID_RULE_KEYS)
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rule['dest_port'] = str(rule.get('dest_port', 'Any')).lower()
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rule['dest_ip'] = rule.get('dest_ip', 'Any').lower()
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rule['source_port'] = str(rule.get('source_port', 'Any')).lower()
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rule['source_ip'] = rule.get('source_ip', 'Any').lower()
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rule['protocol'] = rule.get('protocol', 'Any').lower()
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rule['policy'] = rule.get('policy', 'allow').lower()
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rule['is_enable'] = rule.get('is_enable', True)
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rule['enable_logging'] = rule.get('enable_logging', False)
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rule['description'] = rule.get('description', 'rule added by Ansible')
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return fw_rules
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def create_protocol_list(protocol):
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plist = []
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plist.append(protocol.get_Tcp())
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plist.append(protocol.get_Any())
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plist.append(protocol.get_Tcp())
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plist.append(protocol.get_Udp())
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plist.append(protocol.get_Icmp())
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plist.append(protocol.get_Other())
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return plist
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def fw_rules_to_dict(rules):
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fw_rules = list()
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for rule in rules:
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fw_rules.append(
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dict(
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dest_port=rule.get_DestinationPortRange().lower(),
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dest_ip=rule.get_DestinationIp().lower().lower(),
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source_port=rule.get_SourcePortRange().lower(),
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source_ip=rule.get_SourceIp().lower(),
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protocol=protocol_to_string(rule.get_Protocols()).lower(),
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policy=rule.get_Policy().lower(),
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is_enable=rule.get_IsEnabled(),
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enable_logging=rule.get_EnableLogging(),
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description=rule.get_Description()
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)
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)
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return fw_rules
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def create_fw_rule(is_enable, description, policy, protocol, dest_port,
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dest_ip, source_port, source_ip, enable_logging):
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def create_protocols_type(protocol):
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all_protocols = {"Tcp": None, "Udp": None, "Icmp": None, "Any": None}
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all_protocols[protocol] = True
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return ProtocolsType(**all_protocols)
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return FirewallRuleType(IsEnabled=is_enable,
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Description=description,
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Policy=policy,
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Protocols=protocol_to_type(protocol),
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DestinationPortRange=dest_port,
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DestinationIp=dest_ip,
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SourcePortRange=source_port,
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SourceIp=source_ip,
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EnableLogging=enable_logging)
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def main():
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module = AnsibleModule(
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argument_spec=dict(
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username = dict(default=None),
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password = dict(default=None),
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org = dict(default=None),
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service_id = dict(default=None),
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instance_id = dict(default=None),
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host = dict(default=None),
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api_version = dict(default='5.7'),
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service_type = dict(default='vca', choices=['vchs', 'vca', 'vcd']),
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state = dict(default='present', choices = ['present', 'absent']),
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vdc_name = dict(default=None),
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gateway_name = dict(default='gateway'),
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fw_rules = dict(required=True, default=None, type='list'),
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argument_spec = vca_argument_spec()
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argument_spec.update(
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dict(
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fw_rules = dict(required=True, type='list'),
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gateway_name = dict(default='gateway'),
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state = dict(default='present', choices=['present', 'absent'])
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)
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)
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module = AnsibleModule(argument_spec, supports_check_mode=True)
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vdc_name = module.params.get('vdc_name')
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org = module.params.get('org')
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service = module.params.get('service_id')
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state = module.params.get('state')
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service_type = module.params.get('service_type')
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host = module.params.get('host')
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instance_id = module.params.get('instance_id')
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fw_rules = module.params.get('fw_rules')
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gateway_name = module.params.get('gateway_name')
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verify_certs = dict(default=True, type='bool'),
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fw_rules = module.params.get('fw_rules')
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gateway_name = module.params.get('gateway_name')
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vdc_name = module.params['vdc_name']
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if not HAS_PYVCLOUD:
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module.fail_json(msg="python module pyvcloud is needed for this module")
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if service_type == 'vca':
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if not instance_id:
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module.fail_json(msg="When service type is vca the instance_id parameter is mandatory")
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if not vdc_name:
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module.fail_json(msg="When service type is vca the vdc_name parameter is mandatory")
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if service_type == 'vchs':
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if not service:
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module.fail_json(msg="When service type vchs the service_id parameter is mandatory")
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if not org:
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org = service
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if not vdc_name:
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vdc_name = service
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if service_type == 'vcd':
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if not host:
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module.fail_json(msg="When service type is vcd host parameter is mandatory")
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vca = vca_login(module)
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vdc = vca.get_vdc(vdc_name)
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if not vdc:
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module.fail_json(msg = "Error getting the vdc, Please check the vdc name")
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mod_rules = validate_fw_rules(module, fw_rules)
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gateway = vca.get_gateway(vdc_name, gateway_name)
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if not gateway:
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module.fail_json(msg="Not able to find the gateway %s, please check the gateway_name param" %gateway_name)
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module.fail_json(msg="Not able to find the gateway %s, please check "
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"the gateway_name param" % gateway_name)
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fwservice = gateway._getFirewallService()
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rules = gateway.get_fw_rules()
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existing_rules = []
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del_rules = []
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for rule in rules:
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current_trait = (create_protocol_list(rule.get_Protocols()),
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rule.get_DestinationPortRange(),
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rule.get_DestinationIp(),
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rule.get_SourcePortRange(),
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rule.get_SourceIp())
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for idx, val in enumerate(mod_rules):
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trait = (create_protocol_list(create_protocols_type(val['protocol'])),
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val['dest_port'], val['dest_ip'], val['source_port'], val['source_ip'])
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if current_trait == trait:
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del_rules.append(mod_rules[idx])
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mod_rules.pop(idx)
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existing_rules.append(current_trait)
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current_rules = fw_rules_to_dict(rules)
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if state == 'absent':
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if len(del_rules) < 1:
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module.exit_json(changed=False, msg="Nothing to delete", delete_rules=mod_rules)
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else:
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for i in del_rules:
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gateway.delete_fw_rule(i['protocol'], i['dest_port'], i['dest_ip'], i['source_port'], i['source_ip'])
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task = gateway.save_services_configuration()
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if not task:
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module.fail_json(msg="Unable to Delete Rule, please check above error", error=gateway.response.content)
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if not vca.block_until_completed(task):
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module.fail_json(msg="Error while waiting to remove Rule, please check above error", error=gateway.response.content)
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module.exit_json(changed=True, msg="Rules Deleted", deleted_rules=del_rules)
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try:
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desired_rules = validate_fw_rules(fw_rules)
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except VcaError, e:
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module.fail_json(e.message)
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if len(mod_rules) < 1:
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module.exit_json(changed=False, rules=existing_rules)
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if len(mod_rules) >= 1:
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for i in mod_rules:
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gateway.add_fw_rule(i['is_enable'], i['description'], i['policy'], i['protocol'], i['dest_port'], i['dest_ip'],
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i['source_port'], i['source_ip'], i['enable_logging'])
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task = gateway.save_services_configuration()
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if not task:
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module.fail_json(msg="Unable to Add Rule, please check above error", error=gateway.response.content)
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if not vca.block_until_completed(task):
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module.fail_json(msg="Failure in waiting for adding firewall rule", error=gateway.response.content)
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module.exit_json(changed=True, rules=mod_rules)
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result = dict(changed=False)
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result['current_rules'] = current_rules
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result['desired_rules'] = desired_rules
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updates = list()
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additions = list()
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deletions = list()
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for (index, rule) in enumerate(desired_rules):
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try:
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if rule != current_rules[index]:
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updates.append((index, rule))
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except IndexError:
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additions.append(rule)
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eol = len(current_rules) > len(desired_rules)
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if eol > 0:
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for rule in current_rules[eos:]:
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deletions.append(rule)
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for rule in additions:
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if not module.check_mode:
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rule['protocol'] = rule['protocol'].capitalize()
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gateway.add_fw_rule(**rule)
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result['changed'] = True
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for index, rule in updates:
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if not module.check_mode:
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rule = create_fw_rule(**rule)
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fwservice.replace_FirewallRule_at(index, rule)
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result['changed'] = True
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keys = ['protocol', 'dest_port', 'dest_ip', 'source_port', 'source_ip']
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for rule in deletions:
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if not module.check_mode:
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kwargs = dict([(k, v) for k, v in rule.items() if k in keys])
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kwargs['protocol'] = protocol_to_string(kwargs['protocol'])
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gateway.delete_fw_rule(**kwargs)
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result['changed'] = True
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if not module.check_mode and result['changed'] == True:
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task = gateway.save_services_configuration()
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if task:
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vca.block_until_completed(task)
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result['rules_updated'] = count=len(updates)
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result['rules_added'] = count=len(additions)
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result['rules_deleted'] = count=len(deletions)
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return module.exit_json(**result)
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# import module snippets
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from ansible.module_utils.basic import *
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from ansible.module_utils.vca import *
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if __name__ == '__main__':
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main()
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