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Added multi VPC support
Initial commit Refactored terminate_vpc method to support vpc_id_tags Cleaned up find_vpc() method
This commit is contained in:
Alexander Popov
parent
998b986c59
commit
514e4b3742
1 changed files with 68 additions and 38 deletions
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@ -56,6 +56,12 @@ options:
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required: false
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default: null
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aliases: []
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vpc_id_tags:
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description:
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- A list of tags uniquely identifying a VPC in the form of: {Tag1: Value1, Tag2: Value2, ...}. This list works in conjunction with CIDR (cidr_block) and is gnored when VPC id (vpc_id) is specified.
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required: false
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default: null
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aliases: []
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internet_gateway:
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description:
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- Toggle whether there should be an Internet gateway attached to the VPC
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@ -127,6 +133,7 @@ EXAMPLES = '''
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module: ec2_vpc
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state: present
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cidr_block: 172.23.0.0/16
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vpc_id_tags: { "Environment":"Development" }
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region: us-west-2
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# Full creation example with subnets and optional availability zones.
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# The absence or presense of subnets deletes or creates them respectively.
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@ -134,6 +141,7 @@ EXAMPLES = '''
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module: ec2_vpc
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state: present
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cidr_block: 172.22.0.0/16
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vpc_id_tags: { "Environment":"Development" }
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subnets:
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- cidr: 172.22.1.0/24
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az: us-west-2c
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@ -193,9 +201,54 @@ def get_vpc_info(vpc):
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'state': vpc.state,
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})
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def find_vpc(module, vpc_conn, vpc_id=None, cidr=None):
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"""
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Finds a VPC that matches a specific id or cidr + tags
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module : AnsibleModule object
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vpc_conn: authenticated VPCConnection connection object
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Returns:
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A VPC object that matches either an ID or CIDR and one or more tag values
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"""
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if vpc_id == None and cidr == None:
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module.fail_json(
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msg='You must specify either a vpc id or a cidr block + list of unique tags, aborting'
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)
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found_vpcs = []
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vpc_id_tags = module.params.get('vpc_id_tags')
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# Check for existing VPC by cidr_block or id
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if vpc_id is not None:
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found_vpcs = vpc_conn.get_all_vpcs(None, {'vpc-id': vpc_id, 'state': 'available',})
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else:
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previous_vpcs = vpc_conn.get_all_vpcs(None, {'cidr': cidr, 'state': 'available'})
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for vpc in previous_vpcs:
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# Get all tags for each of the found VPCs
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vpc_tags = dict((t.name, t.value) for t in vpc_conn.get_all_tags(filters={'resource-id': vpc.id}))
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# If the supplied list of ID Tags match a subset of the VPC Tags, we found our VPC
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if set(vpc_id_tags.items()).issubset(set(vpc_tags.items())):
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found_vpcs.append(vpc)
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found_vpc = None
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if len(found_vpcs) == 1:
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found_vpc = found_vpcs[0]
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if len(found_vpcs) > 1:
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module.fail_json(msg='Found more than one vpc based on the supplied criteria, aborting')
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return (found_vpc)
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def create_vpc(module, vpc_conn):
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"""
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Creates a new VPC
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Creates a new or modifies an existing VPC.
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module : AnsibleModule object
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vpc_conn: authenticated VPCConnection connection object
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@ -217,20 +270,12 @@ def create_vpc(module, vpc_conn):
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wait_timeout = int(module.params.get('wait_timeout'))
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changed = False
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# Check for existing VPC by cidr_block or id
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if id != None:
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filter_dict = {'vpc-id':id, 'state': 'available',}
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previous_vpcs = vpc_conn.get_all_vpcs(None, filter_dict)
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else:
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filter_dict = {'cidr': cidr_block, 'state': 'available'}
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previous_vpcs = vpc_conn.get_all_vpcs(None, filter_dict)
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# Check for existing VPC by cidr_block + tags or id
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previous_vpc = find_vpc(module, vpc_conn, id, cidr_block)
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if len(previous_vpcs) > 1:
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module.fail_json(msg='EC2 returned more than one VPC, aborting')
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if len(previous_vpcs) == 1:
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if previous_vpc is not None:
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changed = False
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vpc = previous_vpcs[0]
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vpc = previous_vpc
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else:
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changed = True
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try:
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@ -269,6 +314,7 @@ def create_vpc(module, vpc_conn):
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module.fail_json(msg='subnets needs to be a list of cidr blocks')
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current_subnets = vpc_conn.get_all_subnets(filters={ 'vpc_id': vpc.id })
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# First add all new subnets
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for subnet in subnets:
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add_subnet = True
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@ -281,6 +327,7 @@ def create_vpc(module, vpc_conn):
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changed = True
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except EC2ResponseError, e:
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module.fail_json(msg='Unable to create subnet {0}, error: {1}'.format(subnet['cidr'], e))
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# Now delete all absent subnets
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for csubnet in current_subnets:
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delete_subnet = True
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@ -332,7 +379,7 @@ def create_vpc(module, vpc_conn):
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if not isinstance(route_tables, list):
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module.fail_json(msg='route tables need to be a list of dictionaries')
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# Work through each route table and update/create to match dictionary array
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# Work through each route table and update/create to match dictionary array
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all_route_tables = []
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for rt in route_tables:
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try:
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@ -350,7 +397,7 @@ def create_vpc(module, vpc_conn):
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# Associate with subnets
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for sn in rt['subnets']:
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rsn = vpc_conn.get_all_subnets(filters={'cidr': sn})
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rsn = vpc_conn.get_all_subnets(filters={'cidr': sn, 'vpc_id': vpc.id })
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if len(rsn) != 1:
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module.fail_json(
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msg='The subnet {0} to associate with route_table {1} ' \
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@ -360,7 +407,7 @@ def create_vpc(module, vpc_conn):
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# Disassociate then associate since we don't have replace
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old_rt = vpc_conn.get_all_route_tables(
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filters={'association.subnet_id': rsn.id}
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filters={'association.subnet_id': rsn.id, 'vpc_id': vpc.id}
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)
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if len(old_rt) == 1:
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old_rt = old_rt[0]
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@ -434,23 +481,10 @@ def terminate_vpc(module, vpc_conn, vpc_id=None, cidr=None):
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vpc_dict = {}
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terminated_vpc_id = ''
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changed = False
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if vpc_id == None and cidr == None:
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module.fail_json(
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msg='You must either specify a vpc id or a cidr '\
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'block to terminate a VPC, aborting'
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)
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if vpc_id is not None:
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vpc_rs = vpc_conn.get_all_vpcs(vpc_id)
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else:
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vpc_rs = vpc_conn.get_all_vpcs(filters={'cidr': cidr})
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if len(vpc_rs) > 1:
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module.fail_json(
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msg='EC2 returned more than one VPC for id {0} ' \
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'or cidr {1}, aborting'.format(vpc_id,vidr)
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)
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if len(vpc_rs) == 1:
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vpc = vpc_rs[0]
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vpc = find_vpc(module, vpc_conn, vpc_id, cidr)
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if vpc is not None:
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if vpc.state == 'available':
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terminated_vpc_id=vpc.id
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vpc_dict=get_vpc_info(vpc)
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@ -497,6 +531,7 @@ def main():
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dns_hostnames = dict(choices=BOOLEANS, default=True),
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subnets = dict(type='list'),
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vpc_id = dict(),
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vpc_id_tags = dict(type='dict'),
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internet_gateway = dict(choices=BOOLEANS, default=False),
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route_tables = dict(type='list'),
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state = dict(choices=['present', 'absent'], default='present'),
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@ -527,11 +562,6 @@ def main():
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if module.params.get('state') == 'absent':
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vpc_id = module.params.get('vpc_id')
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cidr = module.params.get('cidr_block')
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if vpc_id == None and cidr == None:
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module.fail_json(
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msg='You must either specify a vpc id or a cidr '\
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'block to terminate a VPC, aborting'
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)
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(changed, vpc_dict, new_vpc_id) = terminate_vpc(module, vpc_conn, vpc_id, cidr)
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subnets_changed = None
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elif module.params.get('state') == 'present':
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