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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2015, René Moser <mail@renemoser.net>
#
# 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: cs_securitygroup_rule
short_description: Manages security group rules on Apache CloudStack based clouds.
description:
- Add and remove security group rules.
version_added: '2.0'
author: "René Moser (@resmo)"
options:
security_group:
description:
- Name of the security group the rule is related to. The security group must be existing.
required: true
state:
description:
- State of the security group rule.
required: false
default: 'present'
choices: [ 'present', 'absent' ]
protocol:
description:
- Protocol of the security group rule.
required: false
default: 'tcp'
choices: [ 'tcp', 'udp', 'icmp', 'ah', 'esp', 'gre' ]
type:
description:
- Ingress or egress security group rule.
required: false
default: 'ingress'
choices: [ 'ingress', 'egress' ]
cidr:
description:
- CIDR (full notation) to be used for security group rule.
required: false
default: '0.0.0.0/0'
user_security_group:
description:
- Security group this rule is based of.
required: false
default: null
start_port:
description:
- Start port for this rule. Required if C(protocol=tcp) or C(protocol=udp).
required: false
default: null
aliases: [ 'port' ]
end_port:
description:
- End port for this rule. Required if C(protocol=tcp) or C(protocol=udp), but C(start_port) will be used if not set.
required: false
default: null
icmp_type:
description:
- Type of the icmp message being sent. Required if C(protocol=icmp).
required: false
default: null
icmp_code:
description:
- Error code for this icmp message. Required if C(protocol=icmp).
required: false
default: null
project:
description:
- Name of the project the security group to be created in.
required: false
default: null
poll_async:
description:
- Poll async jobs until job has finished.
required: false
default: true
extends_documentation_fragment: cloudstack
'''
EXAMPLES = '''
---
# Allow inbound port 80/tcp from 1.2.3.4 added to security group 'default'
- local_action:
module: cs_securitygroup_rule
security_group: default
port: 80
cidr: 1.2.3.4/32
# Allow tcp/udp outbound added to security group 'default'
- local_action:
module: cs_securitygroup_rule
security_group: default
type: egress
start_port: 1
end_port: 65535
protocol: '{{ item }}'
with_items:
- tcp
- udp
# Allow inbound icmp from 0.0.0.0/0 added to security group 'default'
- local_action:
module: cs_securitygroup_rule
security_group: default
protocol: icmp
icmp_code: -1
icmp_type: -1
# Remove rule inbound port 80/tcp from 0.0.0.0/0 from security group 'default'
- local_action:
module: cs_securitygroup_rule
security_group: default
port: 80
state: absent
# Allow inbound port 80/tcp from security group web added to security group 'default'
- local_action:
module: cs_securitygroup_rule
security_group: default
port: 80
user_security_group: web
'''
RETURN = '''
---
id:
description: UUID of the of the rule.
returned: success
type: string
sample: a6f7a5fc-43f8-11e5-a151-feff819cdc9f
security_group:
description: security group of the rule.
returned: success
type: string
sample: default
type:
description: type of the rule.
returned: success
type: string
sample: ingress
cidr:
description: CIDR of the rule.
returned: success and cidr is defined
type: string
sample: 0.0.0.0/0
user_security_group:
description: user security group of the rule.
returned: success and user_security_group is defined
type: string
sample: default
protocol:
description: protocol of the rule.
returned: success
type: string
sample: tcp
start_port:
description: start port of the rule.
returned: success
type: int
sample: 80
end_port:
description: end port of the rule.
returned: success
type: int
sample: 80
'''
# import cloudstack common
from ansible.module_utils.cloudstack import *
class AnsibleCloudStackSecurityGroupRule(AnsibleCloudStack):
def __init__(self, module):
super(AnsibleCloudStackSecurityGroupRule, self).__init__(module)
self.returns = {
'icmptype': 'icmp_type',
'icmpcode': 'icmp_code',
'endport': 'end_port',
'startport': 'start_port',
'protocol': 'protocol',
'cidr': 'cidr',
'securitygroupname': 'user_security_group',
}
def _tcp_udp_match(self, rule, protocol, start_port, end_port):
return protocol in ['tcp', 'udp'] \
and protocol == rule['protocol'] \
and start_port == int(rule['startport']) \
and end_port == int(rule['endport'])
def _icmp_match(self, rule, protocol, icmp_code, icmp_type):
return protocol == 'icmp' \
and protocol == rule['protocol'] \
and icmp_code == int(rule['icmpcode']) \
and icmp_type == int(rule['icmptype'])
def _ah_esp_gre_match(self, rule, protocol):
return protocol in ['ah', 'esp', 'gre'] \
and protocol == rule['protocol']
def _type_security_group_match(self, rule, security_group_name):
return security_group_name \
and 'securitygroupname' in rule \
and security_group_name == rule['securitygroupname']
def _type_cidr_match(self, rule, cidr):
return 'cidr' in rule \
and cidr == rule['cidr']
def _get_rule(self, rules):
user_security_group_name = self.module.params.get('user_security_group')
cidr = self.module.params.get('cidr')
protocol = self.module.params.get('protocol')
start_port = self.module.params.get('start_port')
end_port = self.get_or_fallback('end_port', 'start_port')
icmp_code = self.module.params.get('icmp_code')
icmp_type = self.module.params.get('icmp_type')
if protocol in ['tcp', 'udp'] and (start_port is None or end_port is None):
self.module.fail_json(msg="no start_port or end_port set for protocol '%s'" % protocol)
if protocol == 'icmp' and (icmp_type is None or icmp_code is None):
self.module.fail_json(msg="no icmp_type or icmp_code set for protocol '%s'" % protocol)
for rule in rules:
if user_security_group_name:
type_match = self._type_security_group_match(rule, user_security_group_name)
else:
type_match = self._type_cidr_match(rule, cidr)
protocol_match = ( self._tcp_udp_match(rule, protocol, start_port, end_port) \
or self._icmp_match(rule, protocol, icmp_code, icmp_type) \
or self._ah_esp_gre_match(rule, protocol)
)
if type_match and protocol_match:
return rule
return None
def get_security_group(self, security_group_name=None):
if not security_group_name:
security_group_name = self.module.params.get('security_group')
args = {}
args['securitygroupname'] = security_group_name
args['projectid'] = self.get_project('id')
sgs = self.cs.listSecurityGroups(**args)
if not sgs or 'securitygroup' not in sgs:
self.module.fail_json(msg="security group '%s' not found" % security_group_name)
return sgs['securitygroup'][0]
def add_rule(self):
security_group = self.get_security_group()
args = {}
user_security_group_name = self.module.params.get('user_security_group')
# the user_security_group and cidr are mutually_exclusive, but cidr is defaulted to 0.0.0.0/0.
# that is why we ignore if we have a user_security_group.
if user_security_group_name:
args['usersecuritygrouplist'] = []
user_security_group = self.get_security_group(user_security_group_name)
args['usersecuritygrouplist'].append({
'group': user_security_group['name'],
'account': user_security_group['account'],
})
else:
args['cidrlist'] = self.module.params.get('cidr')
args['protocol'] = self.module.params.get('protocol')
args['startport'] = self.module.params.get('start_port')
args['endport'] = self.get_or_fallback('end_port', 'start_port')
args['icmptype'] = self.module.params.get('icmp_type')
args['icmpcode'] = self.module.params.get('icmp_code')
args['projectid'] = self.get_project('id')
args['securitygroupid'] = security_group['id']
rule = None
res = None
sg_type = self.module.params.get('type')
if sg_type == 'ingress':
if 'ingressrule' in security_group:
rule = self._get_rule(security_group['ingressrule'])
if not rule:
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.authorizeSecurityGroupIngress(**args)
elif sg_type == 'egress':
if 'egressrule' in security_group:
rule = self._get_rule(security_group['egressrule'])
if not rule:
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.authorizeSecurityGroupEgress(**args)
if res and 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if res and poll_async:
security_group = self.poll_job(res, 'securitygroup')
key = sg_type + "rule" # ingressrule / egressrule
if key in security_group:
rule = security_group[key][0]
return rule
def remove_rule(self):
security_group = self.get_security_group()
rule = None
res = None
sg_type = self.module.params.get('type')
if sg_type == 'ingress':
rule = self._get_rule(security_group['ingressrule'])
if rule:
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.revokeSecurityGroupIngress(id=rule['ruleid'])
elif sg_type == 'egress':
rule = self._get_rule(security_group['egressrule'])
if rule:
self.result['changed'] = True
if not self.module.check_mode:
res = self.cs.revokeSecurityGroupEgress(id=rule['ruleid'])
if res and 'errortext' in res:
self.module.fail_json(msg="Failed: '%s'" % res['errortext'])
poll_async = self.module.params.get('poll_async')
if res and poll_async:
res = self.poll_job(res, 'securitygroup')
return rule
def get_result(self, security_group_rule):
super(AnsibleCloudStackSecurityGroupRule, self).get_result(security_group_rule)
self.result['type'] = self.module.params.get('type')
self.result['security_group'] = self.module.params.get('security_group')
return self.result
def main():
argument_spec = cs_argument_spec()
argument_spec.update(dict(
security_group = dict(required=True),
type = dict(choices=['ingress', 'egress'], default='ingress'),
cidr = dict(default='0.0.0.0/0'),
user_security_group = dict(default=None),
protocol = dict(choices=['tcp', 'udp', 'icmp', 'ah', 'esp', 'gre'], default='tcp'),
icmp_type = dict(type='int', default=None),
icmp_code = dict(type='int', default=None),
start_port = dict(type='int', default=None, aliases=['port']),
end_port = dict(type='int', default=None),
state = dict(choices=['present', 'absent'], default='present'),
project = dict(default=None),
poll_async = dict(type='bool', default=True),
))
required_together = cs_required_together()
required_together.extend([
['icmp_type', 'icmp_code'],
])
module = AnsibleModule(
argument_spec=argument_spec,
required_together=required_together,
mutually_exclusive = (
['icmp_type', 'start_port'],
['icmp_type', 'end_port'],
['icmp_code', 'start_port'],
['icmp_code', 'end_port'],
),
supports_check_mode=True
)
try:
acs_sg_rule = AnsibleCloudStackSecurityGroupRule(module)
state = module.params.get('state')
if state in ['absent']:
sg_rule = acs_sg_rule.remove_rule()
else:
sg_rule = acs_sg_rule.add_rule()
result = acs_sg_rule.get_result(sg_rule)
except CloudStackException as e:
module.fail_json(msg='CloudStackException: %s' % str(e))
module.exit_json(**result)
# import module snippets
from ansible.module_utils.basic import *
if __name__ == '__main__':
main()
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