ansible/cloud/amazon/rds.py
Adrian Moisey 74285d6a53 Add default port for aurora (#4102)
If a port isn't specified, it's looked up. The lookup breaks without
this.

Related: https://github.com/ansible/ansible-modules-core/pull/3414
2016-07-11 01:20:12 +02:00

1105 lines
43 KiB
Python

#!/usr/bin/python
# 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: rds
version_added: "1.3"
short_description: create, delete, or modify an Amazon rds instance
description:
- Creates, deletes, or modifies rds instances. When creating an instance it can be either a new instance or a read-only replica of an existing instance. This module has a dependency on python-boto >= 2.5. The 'promote' command requires boto >= 2.18.0. Certain features such as tags rely on boto.rds2 (boto >= 2.26.0)
options:
command:
description:
- Specifies the action to take. The 'reboot' option is available starting at version 2.0
required: true
choices: [ 'create', 'replicate', 'delete', 'facts', 'modify' , 'promote', 'snapshot', 'reboot', 'restore' ]
instance_name:
description:
- Database instance identifier. Required except when using command=facts or command=delete on just a snapshot
required: false
default: null
source_instance:
description:
- Name of the database to replicate. Used only when command=replicate.
required: false
default: null
db_engine:
description:
- The type of database. Used only when command=create.
- mariadb was added in version 2.2
required: false
default: null
choices: [ 'mariadb', 'MySQL', 'oracle-se1', 'oracle-se', 'oracle-ee', 'sqlserver-ee', 'sqlserver-se', 'sqlserver-ex', 'sqlserver-web', 'postgres', 'aurora']
size:
description:
- Size in gigabytes of the initial storage for the DB instance. Used only when command=create or command=modify.
required: false
default: null
instance_type:
description:
- The instance type of the database. Must be specified when command=create. Optional when command=replicate, command=modify or command=restore. If not specified then the replica inherits the same instance type as the source instance.
required: false
default: null
username:
description:
- Master database username. Used only when command=create.
required: false
default: null
password:
description:
- Password for the master database username. Used only when command=create or command=modify.
required: false
default: null
region:
description:
- The AWS region to use. If not specified then the value of the EC2_REGION environment variable, if any, is used.
required: true
aliases: [ 'aws_region', 'ec2_region' ]
db_name:
description:
- Name of a database to create within the instance. If not specified then no database is created. Used only when command=create.
required: false
default: null
engine_version:
description:
- Version number of the database engine to use. Used only when command=create. If not specified then the current Amazon RDS default engine version is used.
required: false
default: null
parameter_group:
description:
- Name of the DB parameter group to associate with this instance. If omitted then the RDS default DBParameterGroup will be used. Used only when command=create or command=modify.
required: false
default: null
license_model:
description:
- The license model for this DB instance. Used only when command=create or command=restore.
required: false
default: null
choices: [ 'license-included', 'bring-your-own-license', 'general-public-license', 'postgresql-license' ]
multi_zone:
description:
- Specifies if this is a Multi-availability-zone deployment. Can not be used in conjunction with zone parameter. Used only when command=create or command=modify.
choices: [ "yes", "no" ]
required: false
default: null
iops:
description:
- Specifies the number of IOPS for the instance. Used only when command=create or command=modify. Must be an integer greater than 1000.
required: false
default: null
security_groups:
description:
- Comma separated list of one or more security groups. Used only when command=create or command=modify.
required: false
default: null
vpc_security_groups:
description:
- Comma separated list of one or more vpc security group ids. Also requires `subnet` to be specified. Used only when command=create or command=modify.
required: false
default: null
port:
description:
- Port number that the DB instance uses for connections. Used only when command=create or command=replicate.
- Prior to 2.0 it always defaults to null and the API would use 3306, it had to be set to other DB default values when not using MySql.
Starting at 2.0 it auotmaticaly defaults to what is expected for each c(db_engine).
required: false
default: 3306 for mysql, 1521 for Oracle, 1433 for SQL Server, 5432 for PostgreSQL.
upgrade:
description:
- Indicates that minor version upgrades should be applied automatically. Used only when command=create or command=replicate.
required: false
default: no
choices: [ "yes", "no" ]
option_group:
description:
- The name of the option group to use. If not specified then the default option group is used. Used only when command=create.
required: false
default: null
maint_window:
description:
- "Maintenance window in format of ddd:hh24:mi-ddd:hh24:mi. (Example: Mon:22:00-Mon:23:15) If not specified then a random maintenance window is assigned. Used only when command=create or command=modify."
required: false
default: null
backup_window:
description:
- Backup window in format of hh24:mi-hh24:mi. If not specified then a random backup window is assigned. Used only when command=create or command=modify.
required: false
default: null
backup_retention:
description:
- "Number of days backups are retained. Set to 0 to disable backups. Default is 1 day. Valid range: 0-35. Used only when command=create or command=modify."
required: false
default: null
zone:
description:
- availability zone in which to launch the instance. Used only when command=create, command=replicate or command=restore.
required: false
default: null
aliases: ['aws_zone', 'ec2_zone']
subnet:
description:
- VPC subnet group. If specified then a VPC instance is created. Used only when command=create.
required: false
default: null
snapshot:
description:
- Name of snapshot to take. When command=delete, if no snapshot name is provided then no snapshot is taken. If used with command=delete with no instance_name, the snapshot is deleted. Used with command=facts, command=delete or command=snapshot.
required: false
default: null
aws_secret_key:
description:
- AWS secret key. If not set then the value of the AWS_SECRET_KEY environment variable is used.
required: false
aliases: [ 'ec2_secret_key', 'secret_key' ]
aws_access_key:
description:
- AWS access key. If not set then the value of the AWS_ACCESS_KEY environment variable is used.
required: false
default: null
aliases: [ 'ec2_access_key', 'access_key' ]
wait:
description:
- When command=create, replicate, modify or restore then wait for the database to enter the 'available' state. When command=delete wait for the database to be terminated.
required: false
default: "no"
choices: [ "yes", "no" ]
wait_timeout:
description:
- how long before wait gives up, in seconds
default: 300
apply_immediately:
description:
- Used only when command=modify. If enabled, the modifications will be applied as soon as possible rather than waiting for the next preferred maintenance window.
default: no
choices: [ "yes", "no" ]
force_failover:
description:
- Used only when command=reboot. If enabled, the reboot is done using a MultiAZ failover.
required: false
default: "no"
choices: [ "yes", "no" ]
version_added: "2.0"
new_instance_name:
description:
- Name to rename an instance to. Used only when command=modify.
required: false
default: null
version_added: "1.5"
character_set_name:
description:
- Associate the DB instance with a specified character set. Used with command=create.
required: false
default: null
version_added: "1.9"
publicly_accessible:
description:
- explicitly set whether the resource should be publicly accessible or not. Used with command=create, command=replicate. Requires boto >= 2.26.0
required: false
default: null
version_added: "1.9"
tags:
description:
- tags dict to apply to a resource. Used with command=create, command=replicate, command=restore. Requires boto >= 2.26.0
required: false
default: null
version_added: "1.9"
requirements:
- "python >= 2.6"
- "boto"
author:
- "Bruce Pennypacker (@bpennypacker)"
- "Will Thames (@willthames)"
'''
# FIXME: the command stuff needs a 'state' like alias to make things consistent -- MPD
EXAMPLES = '''
# Basic mysql provisioning example
- rds:
command: create
instance_name: new-database
db_engine: MySQL
size: 10
instance_type: db.m1.small
username: mysql_admin
password: 1nsecure
tags:
Environment: testing
Application: cms
# Create a read-only replica and wait for it to become available
- rds:
command: replicate
instance_name: new-database-replica
source_instance: new_database
wait: yes
wait_timeout: 600
# Delete an instance, but create a snapshot before doing so
- rds:
command: delete
instance_name: new-database
snapshot: new_database_snapshot
# Get facts about an instance
- rds:
command: facts
instance_name: new-database
register: new_database_facts
# Rename an instance and wait for the change to take effect
- rds:
command: modify
instance_name: new-database
new_instance_name: renamed-database
wait: yes
# Reboot an instance and wait for it to become available again
- rds
command: reboot
instance_name: database
wait: yes
# Restore a Postgres db instance from a snapshot, wait for it to become available again, and
# then modify it to add your security group. Also, display the new endpoint.
# Note that the "publicly_accessible" option is allowed here just as it is in the AWS CLI
- local_action:
module: rds
command: restore
snapshot: mypostgres-snapshot
instance_name: MyNewInstanceName
region: us-west-2
zone: us-west-2b
subnet: default-vpc-xx441xxx
publicly_accessible: yes
wait: yes
wait_timeout: 600
tags:
Name: pg1_test_name_tag
register: rds
- local_action:
module: rds
command: modify
instance_name: MyNewInstanceName
region: us-west-2
vpc_security_groups: sg-xxx945xx
- debug: msg="The new db endpoint is {{ rds.instance.endpoint }}"
'''
import sys
import time
try:
import boto.rds
HAS_BOTO = True
except ImportError:
HAS_BOTO = False
try:
import boto.rds2
has_rds2 = True
except ImportError:
has_rds2 = False
DEFAULT_PORTS= {
'aurora': 3306,
'mariadb': 3306,
'mysql': 3306,
'oracle': 1521,
'sqlserver': 1433,
'postgres': 5432,
}
class RDSException(Exception):
def __init__(self, exc):
if hasattr(exc, 'error_message') and exc.error_message:
self.message = exc.error_message
self.code = exc.error_code
elif hasattr(exc, 'body') and 'Error' in exc.body:
self.message = exc.body['Error']['Message']
self.code = exc.body['Error']['Code']
else:
self.message = str(exc)
self.code = 'Unknown Error'
class RDSConnection:
def __init__(self, module, region, **aws_connect_params):
try:
self.connection = connect_to_aws(boto.rds, region, **aws_connect_params)
except boto.exception.BotoServerError as e:
module.fail_json(msg=e.error_message)
def get_db_instance(self, instancename):
try:
return RDSDBInstance(self.connection.get_all_dbinstances(instancename)[0])
except boto.exception.BotoServerError as e:
return None
def get_db_snapshot(self, snapshotid):
try:
return RDSSnapshot(self.connection.get_all_dbsnapshots(snapshot_id=snapshotid)[0])
except boto.exception.BotoServerError as e:
return None
def create_db_instance(self, instance_name, size, instance_class, db_engine,
username, password, **params):
params['engine'] = db_engine
try:
result = self.connection.create_dbinstance(instance_name, size, instance_class,
username, password, **params)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def create_db_instance_read_replica(self, instance_name, source_instance, **params):
try:
result = self.connection.createdb_instance_read_replica(instance_name, source_instance, **params)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def delete_db_instance(self, instance_name, **params):
try:
result = self.connection.delete_dbinstance(instance_name, **params)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def delete_db_snapshot(self, snapshot):
try:
result = self.connection.delete_dbsnapshot(snapshot)
return RDSSnapshot(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def modify_db_instance(self, instance_name, **params):
try:
result = self.connection.modify_dbinstance(instance_name, **params)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def reboot_db_instance(self, instance_name, **params):
try:
result = self.connection.reboot_dbinstance(instance_name)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def restore_db_instance_from_db_snapshot(self, instance_name, snapshot, instance_type, **params):
try:
result = self.connection.restore_dbinstance_from_dbsnapshot(snapshot, instance_name, instance_type, **params)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def create_db_snapshot(self, snapshot, instance_name, **params):
try:
result = self.connection.create_dbsnapshot(snapshot, instance_name)
return RDSSnapshot(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def promote_read_replica(self, instance_name, **params):
try:
result = self.connection.promote_read_replica(instance_name, **params)
return RDSDBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
class RDS2Connection:
def __init__(self, module, region, **aws_connect_params):
try:
self.connection = connect_to_aws(boto.rds2, region, **aws_connect_params)
except boto.exception.BotoServerError as e:
module.fail_json(msg=e.error_message)
def get_db_instance(self, instancename):
try:
dbinstances = self.connection.describe_db_instances(db_instance_identifier=instancename)['DescribeDBInstancesResponse']['DescribeDBInstancesResult']['DBInstances']
result = RDS2DBInstance(dbinstances[0])
return result
except boto.rds2.exceptions.DBInstanceNotFound as e:
return None
except Exception as e:
raise e
def get_db_snapshot(self, snapshotid):
try:
snapshots = self.connection.describe_db_snapshots(db_snapshot_identifier=snapshotid, snapshot_type='manual')['DescribeDBSnapshotsResponse']['DescribeDBSnapshotsResult']['DBSnapshots']
result = RDS2Snapshot(snapshots[0])
return result
except boto.rds2.exceptions.DBSnapshotNotFound as e:
return None
def create_db_instance(self, instance_name, size, instance_class, db_engine,
username, password, **params):
try:
result = self.connection.create_db_instance(instance_name, size, instance_class,
db_engine, username, password, **params)['CreateDBInstanceResponse']['CreateDBInstanceResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def create_db_instance_read_replica(self, instance_name, source_instance, **params):
try:
result = self.connection.create_db_instance_read_replica(instance_name, source_instance, **params)['CreateDBInstanceReadReplicaResponse']['CreateDBInstanceReadReplicaResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def delete_db_instance(self, instance_name, **params):
try:
result = self.connection.delete_db_instance(instance_name, **params)['DeleteDBInstanceResponse']['DeleteDBInstanceResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def delete_db_snapshot(self, snapshot):
try:
result = self.connection.delete_db_snapshot(snapshot)['DeleteDBSnapshotResponse']['DeleteDBSnapshotResult']['DBSnapshot']
return RDS2Snapshot(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def modify_db_instance(self, instance_name, **params):
try:
result = self.connection.modify_db_instance(instance_name, **params)['ModifyDBInstanceResponse']['ModifyDBInstanceResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def reboot_db_instance(self, instance_name, **params):
try:
result = self.connection.reboot_db_instance(instance_name, **params)['RebootDBInstanceResponse']['RebootDBInstanceResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def restore_db_instance_from_db_snapshot(self, instance_name, snapshot, instance_type, **params):
try:
result = self.connection.restore_db_instance_from_db_snapshot(instance_name, snapshot, **params)['RestoreDBInstanceFromDBSnapshotResponse']['RestoreDBInstanceFromDBSnapshotResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def create_db_snapshot(self, snapshot, instance_name, **params):
try:
result = self.connection.create_db_snapshot(snapshot, instance_name, **params)['CreateDBSnapshotResponse']['CreateDBSnapshotResult']['DBSnapshot']
return RDS2Snapshot(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
def promote_read_replica(self, instance_name, **params):
try:
result = self.connection.promote_read_replica(instance_name, **params)['PromoteReadReplicaResponse']['PromoteReadReplicaResult']['DBInstance']
return RDS2DBInstance(result)
except boto.exception.BotoServerError as e:
raise RDSException(e)
class RDSDBInstance:
def __init__(self, dbinstance):
self.instance = dbinstance
self.name = dbinstance.id
self.status = dbinstance.status
def get_data(self):
d = {
'id' : self.name,
'create_time' : self.instance.create_time,
'status' : self.status,
'availability_zone' : self.instance.availability_zone,
'backup_retention' : self.instance.backup_retention_period,
'backup_window' : self.instance.preferred_backup_window,
'maintenance_window' : self.instance.preferred_maintenance_window,
'multi_zone' : self.instance.multi_az,
'instance_type' : self.instance.instance_class,
'username' : self.instance.master_username,
'iops' : self.instance.iops
}
# Endpoint exists only if the instance is available
if self.status == 'available':
d["endpoint"] = self.instance.endpoint[0]
d["port"] = self.instance.endpoint[1]
if self.instance.vpc_security_groups is not None:
d["vpc_security_groups"] = ','.join(x.vpc_group for x in self.instance.vpc_security_groups)
else:
d["vpc_security_groups"] = None
else:
d["endpoint"] = None
d["port"] = None
d["vpc_security_groups"] = None
# ReadReplicaSourceDBInstanceIdentifier may or may not exist
try:
d["replication_source"] = self.instance.ReadReplicaSourceDBInstanceIdentifier
except Exception as e:
d["replication_source"] = None
return d
class RDS2DBInstance:
def __init__(self, dbinstance):
self.instance = dbinstance
if 'DBInstanceIdentifier' not in dbinstance:
self.name = None
else:
self.name = self.instance.get('DBInstanceIdentifier')
self.status = self.instance.get('DBInstanceStatus')
def get_data(self):
d = {
'id': self.name,
'create_time': self.instance['InstanceCreateTime'],
'status': self.status,
'availability_zone': self.instance['AvailabilityZone'],
'backup_retention': self.instance['BackupRetentionPeriod'],
'maintenance_window': self.instance['PreferredMaintenanceWindow'],
'multi_zone': self.instance['MultiAZ'],
'instance_type': self.instance['DBInstanceClass'],
'username': self.instance['MasterUsername'],
'iops': self.instance['Iops'],
'replication_source': self.instance['ReadReplicaSourceDBInstanceIdentifier']
}
if self.instance["VpcSecurityGroups"] is not None:
d['vpc_security_groups'] = ','.join(x['VpcSecurityGroupId'] for x in self.instance['VpcSecurityGroups'])
if self.status == 'available':
d['endpoint'] = self.instance["Endpoint"]["Address"]
d['port'] = self.instance["Endpoint"]["Port"]
else:
d['endpoint'] = None
d['port'] = None
return d
class RDSSnapshot:
def __init__(self, snapshot):
self.snapshot = snapshot
self.name = snapshot.id
self.status = snapshot.status
def get_data(self):
d = {
'id' : self.name,
'create_time' : self.snapshot.snapshot_create_time,
'status' : self.status,
'availability_zone' : self.snapshot.availability_zone,
'instance_id' : self.snapshot.instance_id,
'instance_created' : self.snapshot.instance_create_time,
}
# needs boto >= 2.21.0
if hasattr(self.snapshot, 'snapshot_type'):
d["snapshot_type"] = self.snapshot.snapshot_type
if hasattr(self.snapshot, 'iops'):
d["iops"] = self.snapshot.iops
return d
class RDS2Snapshot:
def __init__(self, snapshot):
if 'DeleteDBSnapshotResponse' in snapshot:
self.snapshot = snapshot['DeleteDBSnapshotResponse']['DeleteDBSnapshotResult']['DBSnapshot']
else:
self.snapshot = snapshot
self.name = self.snapshot.get('DBSnapshotIdentifier')
self.status = self.snapshot.get('Status')
def get_data(self):
d = {
'id' : self.name,
'create_time' : self.snapshot['SnapshotCreateTime'],
'status' : self.status,
'availability_zone' : self.snapshot['AvailabilityZone'],
'instance_id' : self.snapshot['DBInstanceIdentifier'],
'instance_created' : self.snapshot['InstanceCreateTime'],
'snapshot_type' : self.snapshot['SnapshotType'],
'iops' : self.snapshot['Iops'],
}
return d
def await_resource(conn, resource, status, module):
wait_timeout = module.params.get('wait_timeout') + time.time()
while wait_timeout > time.time() and resource.status != status:
time.sleep(5)
if wait_timeout <= time.time():
module.fail_json(msg="Timeout waiting for RDS resource %s" % resource.name)
if module.params.get('command') == 'snapshot':
# Temporary until all the rds2 commands have their responses parsed
if resource.name is None:
module.fail_json(msg="There was a problem waiting for RDS snapshot %s" % resource.snapshot)
resource = conn.get_db_snapshot(resource.name)
else:
# Temporary until all the rds2 commands have their responses parsed
if resource.name is None:
module.fail_json(msg="There was a problem waiting for RDS instance %s" % resource.instance)
resource = conn.get_db_instance(resource.name)
if resource is None:
break
return resource
def create_db_instance(module, conn):
subnet = module.params.get('subnet')
required_vars = ['instance_name', 'db_engine', 'size', 'instance_type', 'username', 'password']
valid_vars = ['backup_retention', 'backup_window',
'character_set_name', 'db_name', 'engine_version',
'instance_type', 'iops', 'license_model', 'maint_window',
'multi_zone', 'option_group', 'parameter_group','port',
'subnet', 'upgrade', 'zone']
if module.params.get('subnet'):
valid_vars.append('vpc_security_groups')
else:
valid_vars.append('security_groups')
if has_rds2:
valid_vars.extend(['publicly_accessible', 'tags'])
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
result = conn.get_db_instance(instance_name)
if result:
changed = False
else:
try:
result = conn.create_db_instance(instance_name, module.params.get('size'),
module.params.get('instance_type'), module.params.get('db_engine'),
module.params.get('username'), module.params.get('password'), **params)
changed = True
except RDSException as e:
module.fail_json(msg="Failed to create instance: %s" % e.message)
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_instance(instance_name)
module.exit_json(changed=changed, instance=resource.get_data())
def replicate_db_instance(module, conn):
required_vars = ['instance_name', 'source_instance']
valid_vars = ['instance_type', 'port', 'upgrade', 'zone']
if has_rds2:
valid_vars.extend(['iops', 'option_group', 'publicly_accessible', 'tags'])
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
source_instance = module.params.get('source_instance')
result = conn.get_db_instance(instance_name)
if result:
changed = False
else:
try:
result = conn.create_db_instance_read_replica(instance_name, source_instance, **params)
changed = True
except RDSException as e:
module.fail_json(msg="Failed to create replica instance: %s " % e.message)
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_instance(instance_name)
module.exit_json(changed=changed, instance=resource.get_data())
def delete_db_instance_or_snapshot(module, conn):
required_vars = []
valid_vars = ['instance_name', 'snapshot', 'skip_final_snapshot']
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
snapshot = module.params.get('snapshot')
if not instance_name:
result = conn.get_db_snapshot(snapshot)
else:
result = conn.get_db_instance(instance_name)
if not result:
module.exit_json(changed=False)
if result.status == 'deleting':
module.exit_json(changed=False)
try:
if instance_name:
if snapshot:
params["skip_final_snapshot"] = False
if has_rds2:
params["final_db_snapshot_identifier"] = snapshot
else:
params["final_snapshot_id"] = snapshot
else:
params["skip_final_snapshot"] = True
result = conn.delete_db_instance(instance_name, **params)
else:
result = conn.delete_db_snapshot(snapshot)
except RDSException as e:
module.fail_json(msg="Failed to delete instance: %s" % e.message)
# If we're not waiting for a delete to complete then we're all done
# so just return
if not module.params.get('wait'):
module.exit_json(changed=True)
try:
resource = await_resource(conn, result, 'deleted', module)
module.exit_json(changed=True)
except RDSException as e:
if e.code == 'DBInstanceNotFound':
module.exit_json(changed=True)
else:
module.fail_json(msg=e.message)
except Exception as e:
module.fail_json(msg=str(e))
def facts_db_instance_or_snapshot(module, conn):
required_vars = []
valid_vars = ['instance_name', 'snapshot']
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
snapshot = module.params.get('snapshot')
if instance_name and snapshot:
module.fail_json(msg="Facts must be called with either instance_name or snapshot, not both")
if instance_name:
resource = conn.get_db_instance(instance_name)
if not resource:
module.fail_json(msg="DB instance %s does not exist" % instance_name)
if snapshot:
resource = conn.get_db_snapshot(snapshot)
if not resource:
module.fail_json(msg="DB snapshot %s does not exist" % snapshot)
module.exit_json(changed=False, instance=resource.get_data())
def modify_db_instance(module, conn):
required_vars = ['instance_name']
valid_vars = ['apply_immediately', 'backup_retention', 'backup_window',
'db_name', 'engine_version', 'instance_type', 'iops', 'license_model',
'maint_window', 'multi_zone', 'new_instance_name',
'option_group', 'parameter_group', 'password', 'size', 'upgrade']
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
new_instance_name = module.params.get('new_instance_name')
try:
result = conn.modify_db_instance(instance_name, **params)
except RDSException as e:
module.fail_json(msg=e.message)
if params.get('apply_immediately'):
if new_instance_name:
# Wait until the new instance name is valid
new_instance = None
while not new_instance:
new_instance = conn.get_db_instance(new_instance_name)
time.sleep(5)
# Found instance but it briefly flicks to available
# before rebooting so let's wait until we see it rebooting
# before we check whether to 'wait'
result = await_resource(conn, new_instance, 'rebooting', module)
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_instance(instance_name)
# guess that this changed the DB, need a way to check
module.exit_json(changed=True, instance=resource.get_data())
def promote_db_instance(module, conn):
required_vars = ['instance_name']
valid_vars = ['backup_retention', 'backup_window']
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
result = conn.get_db_instance(instance_name)
if not result:
module.fail_json(msg="DB Instance %s does not exist" % instance_name)
if result.get_data().get('replication_source'):
try:
result = conn.promote_read_replica(instance_name, **params)
changed = True
except RDSException as e:
module.fail_json(msg=e.message)
else:
changed = False
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_instance(instance_name)
module.exit_json(changed=changed, instance=resource.get_data())
def snapshot_db_instance(module, conn):
required_vars = ['instance_name', 'snapshot']
valid_vars = ['tags']
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
snapshot = module.params.get('snapshot')
changed = False
result = conn.get_db_snapshot(snapshot)
if not result:
try:
result = conn.create_db_snapshot(snapshot, instance_name, **params)
changed = True
except RDSException as e:
module.fail_json(msg=e.message)
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_snapshot(snapshot)
module.exit_json(changed=changed, snapshot=resource.get_data())
def reboot_db_instance(module, conn):
required_vars = ['instance_name']
valid_vars = []
if has_rds2:
valid_vars.append('force_failover')
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
result = conn.get_db_instance(instance_name)
changed = False
try:
result = conn.reboot_db_instance(instance_name, **params)
changed = True
except RDSException as e:
module.fail_json(msg=e.message)
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_instance(instance_name)
module.exit_json(changed=changed, instance=resource.get_data())
def restore_db_instance(module, conn):
required_vars = ['instance_name', 'snapshot']
valid_vars = ['db_name', 'iops', 'license_model', 'multi_zone',
'option_group', 'port', 'publicly_accessible',
'subnet', 'tags', 'upgrade', 'zone']
if has_rds2:
valid_vars.append('instance_type')
else:
required_vars.append('instance_type')
params = validate_parameters(required_vars, valid_vars, module)
instance_name = module.params.get('instance_name')
instance_type = module.params.get('instance_type')
snapshot = module.params.get('snapshot')
changed = False
result = conn.get_db_instance(instance_name)
if not result:
try:
result = conn.restore_db_instance_from_db_snapshot(instance_name, snapshot, instance_type, **params)
changed = True
except RDSException as e:
module.fail_json(msg=e.message)
if module.params.get('wait'):
resource = await_resource(conn, result, 'available', module)
else:
resource = conn.get_db_instance(instance_name)
module.exit_json(changed=changed, instance=resource.get_data())
def validate_parameters(required_vars, valid_vars, module):
command = module.params.get('command')
for v in required_vars:
if not module.params.get(v):
module.fail_json(msg="Parameter %s required for %s command" % (v, command))
# map to convert rds module options to boto rds and rds2 options
optional_params = {
'port': 'port',
'db_name': 'db_name',
'zone': 'availability_zone',
'maint_window': 'preferred_maintenance_window',
'backup_window': 'preferred_backup_window',
'backup_retention': 'backup_retention_period',
'multi_zone': 'multi_az',
'engine_version': 'engine_version',
'upgrade': 'auto_minor_version_upgrade',
'subnet': 'db_subnet_group_name',
'license_model': 'license_model',
'option_group': 'option_group_name',
'size': 'allocated_storage',
'iops': 'iops',
'new_instance_name': 'new_instance_id',
'apply_immediately': 'apply_immediately',
}
# map to convert rds module options to boto rds options
optional_params_rds = {
'db_engine': 'engine',
'password': 'master_password',
'parameter_group': 'param_group',
'instance_type': 'instance_class',
}
# map to convert rds module options to boto rds2 options
optional_params_rds2 = {
'tags': 'tags',
'publicly_accessible': 'publicly_accessible',
'parameter_group': 'db_parameter_group_name',
'character_set_name': 'character_set_name',
'instance_type': 'db_instance_class',
'password': 'master_user_password',
'new_instance_name': 'new_db_instance_identifier',
'force_failover': 'force_failover',
}
if has_rds2:
optional_params.update(optional_params_rds2)
sec_group = 'db_security_groups'
else:
optional_params.update(optional_params_rds)
sec_group = 'security_groups'
# Check for options only supported with rds2
for k in set(optional_params_rds2.keys()) - set(optional_params_rds.keys()):
if module.params.get(k):
module.fail_json(msg="Parameter %s requires boto.rds (boto >= 2.26.0)" % k)
params = {}
for (k, v) in optional_params.items():
if module.params.get(k) and k not in required_vars:
if k in valid_vars:
params[v] = module.params[k]
else:
module.fail_json(msg="Parameter %s is not valid for %s command" % (k, command))
if module.params.get('security_groups'):
params[sec_group] = module.params.get('security_groups').split(',')
vpc_groups = module.params.get('vpc_security_groups')
if vpc_groups:
if has_rds2:
params['vpc_security_group_ids'] = vpc_groups
else:
groups_list = []
for x in vpc_groups:
groups_list.append(boto.rds.VPCSecurityGroupMembership(vpc_group=x))
params['vpc_security_groups'] = groups_list
# Convert tags dict to list of tuples that rds2 expects
if 'tags' in params:
params['tags'] = module.params['tags'].items()
return params
def main():
argument_spec = ec2_argument_spec()
argument_spec.update(dict(
command = dict(choices=['create', 'replicate', 'delete', 'facts', 'modify', 'promote', 'snapshot', 'reboot', 'restore'], required=True),
instance_name = dict(required=False),
source_instance = dict(required=False),
db_engine = dict(choices=['mariadb', 'MySQL', 'oracle-se1', 'oracle-se', 'oracle-ee', 'sqlserver-ee', 'sqlserver-se', 'sqlserver-ex', 'sqlserver-web', 'postgres', 'aurora'], required=False),
size = dict(required=False),
instance_type = dict(aliases=['type'], required=False),
username = dict(required=False),
password = dict(no_log=True, required=False),
db_name = dict(required=False),
engine_version = dict(required=False),
parameter_group = dict(required=False),
license_model = dict(choices=['license-included', 'bring-your-own-license', 'general-public-license', 'postgresql-license'], required=False),
multi_zone = dict(type='bool', default=False),
iops = dict(required=False),
security_groups = dict(required=False),
vpc_security_groups = dict(type='list', required=False),
port = dict(required=False),
upgrade = dict(type='bool', default=False),
option_group = dict(required=False),
maint_window = dict(required=False),
backup_window = dict(required=False),
backup_retention = dict(required=False),
zone = dict(aliases=['aws_zone', 'ec2_zone'], required=False),
subnet = dict(required=False),
wait = dict(type='bool', default=False),
wait_timeout = dict(type='int', default=300),
snapshot = dict(required=False),
apply_immediately = dict(type='bool', default=False),
new_instance_name = dict(required=False),
tags = dict(type='dict', required=False),
publicly_accessible = dict(required=False),
character_set_name = dict(required=False),
force_failover = dict(type='bool', required=False, default=False)
)
)
module = AnsibleModule(
argument_spec=argument_spec,
)
if not HAS_BOTO:
module.fail_json(msg='boto required for this module')
invocations = {
'create': create_db_instance,
'replicate': replicate_db_instance,
'delete': delete_db_instance_or_snapshot,
'facts': facts_db_instance_or_snapshot,
'modify': modify_db_instance,
'promote': promote_db_instance,
'snapshot': snapshot_db_instance,
'reboot': reboot_db_instance,
'restore': restore_db_instance,
}
region, ec2_url, aws_connect_params = get_aws_connection_info(module)
if not region:
module.fail_json(msg="Region not specified. Unable to determine region from EC2_REGION.")
# set port to per db defaults if not specified
if module.params['port'] is None and module.params['db_engine'] is not None and module.params['command'] == 'create':
if '-' in module.params['db_engine']:
engine = module.params['db_engine'].split('-')[0]
else:
engine = module.params['db_engine']
module.params['port'] = DEFAULT_PORTS[engine.lower()]
# connect to the rds endpoint
if has_rds2:
conn = RDS2Connection(module, region, **aws_connect_params)
else:
conn = RDSConnection(module, region, **aws_connect_params)
invocations[module.params.get('command')](module, conn)
# import module snippets
from ansible.module_utils.basic import *
from ansible.module_utils.ec2 import *
main()