432 lines
14 KiB
Python
432 lines
14 KiB
Python
#!/usr/bin/python
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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DOCUMENTATION = '''
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---
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module: ec2
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short_description: create an instance in ec2, return instanceid
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description:
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- creates ec2 instances and optionally waits for it to be 'running'. This module has a dependency on python-boto >= 2.5
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version_added: "0.9"
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options:
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key_name:
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description:
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- key pair to use on the instance
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required: true
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default: null
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aliases: ['keypair']
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id:
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description:
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- identifier for this instance or set of instances, so that the module will be idempotent with respect to EC2 instances.
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required: false
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default: null
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aliases: []
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group:
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description:
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- security group (or list of groups) to use with the instance
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required: false
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default: null
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aliases: [ 'groups' ]
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group_id:
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version_added: "1.1"
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description:
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- security group id to use with the instance
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required: false
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default: null
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aliases: []
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region:
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version_added: "1.2"
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description:
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- the EC2 region to use
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required: false
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default: null
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aliases: []
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zone:
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version_added: "1.2"
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description:
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- availability zone in which to launch the instance
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required: false
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default: null
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aliases: []
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instance_type:
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description:
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- instance type to use for the instance
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required: true
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default: null
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aliases: []
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image:
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description:
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- I(emi) (or I(ami)) to use for the instance
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required: true
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default: null
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aliases: []
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kernel:
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description:
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- kernel I(eki) to use for the instance
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required: false
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default: null
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aliases: []
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ramdisk:
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description:
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- ramdisk I(eri) to use for the instance
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required: false
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default: null
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aliases: []
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wait:
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description:
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- wait for the instance to be in state 'running' before returning
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required: false
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default: "no"
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choices: [ "yes", "no" ]
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aliases: []
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wait_timeout:
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description:
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- how long before wait gives up, in seconds
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default: 300
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aliases: []
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ec2_url:
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description:
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- url to use to connect to EC2 or your Eucalyptus cloud (by default the module will use EC2 endpoints)
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required: false
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default: null
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aliases: []
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ec2_secret_key:
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description:
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- ec2 secret key
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required: false
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default: null
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aliases: []
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ec2_access_key:
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description:
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- ec2 access key
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required: false
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default: null
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aliases: []
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count:
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description:
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- number of instances to launch
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required: False
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default: 1
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aliases: []
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monitor:
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version_added: "1.1"
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description:
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- enable detailed monitoring (CloudWatch) for instance
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required: false
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default: null
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aliases: []
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user_data:
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version_added: "0.9"
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description:
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- opaque blob of data which is made available to the ec2 instance
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required: false
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default: null
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aliases: []
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instance_tags:
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version_added: "1.0"
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description:
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- a hash/dictionary of tags to add to the new instance; '{"key":"value"}' and '{"key":"value","key":"value"}'
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required: false
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default: null
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aliases: []
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placement_group:
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version_added: "1.3"
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description:
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- placement group for the instance when using EC2 Clustered Compute
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required: false
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default: null
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aliases: []
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vpc_subnet_id:
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version_added: "1.1"
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description:
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- the subnet ID in which to launch the instance (VPC)
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required: false
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default: null
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aliases: []
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private_ip:
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version_added: "1.2"
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description:
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- the private ip address to assign the instance (from the vpc subnet)
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required: false
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defualt: null
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aliases: []
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requirements: [ "boto" ]
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author: Seth Vidal, Tim Gerla, Lester Wade
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'''
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EXAMPLES = '''
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# Basic provisioning example
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- local_action:
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module: ec2
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keypair: mykey
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instance_type: c1.medium
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image: emi-40603AD1
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wait: yes
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group: webserver
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count: 3
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# Advanced example with tagging and CloudWatch
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- local_action:
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module: ec2
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keypair: mykey
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group: databases
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instance_type: m1.large
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image: ami-6e649707
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wait: yes
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wait_timeout: 500
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count: 5
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instance_tags: '{"db":"postgres"}' monitoring=yes'
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# Multiple groups example
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local_action:
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module: ec2
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keypair: mykey
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group: ['databases', 'internal-services', 'sshable', 'and-so-forth']
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instance_type: m1.large
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image: ami-6e649707
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wait: yes
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wait_timeout: 500
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count: 5
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instance_tags: '{"db":"postgres"}' monitoring=yes'
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# VPC example
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- local_action:
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module: ec2
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keypair: mykey
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group_id: sg-1dc53f72
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instance_type: m1.small
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image: ami-6e649707
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wait: yes
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vpc_subnet_id: subnet-29e63245'
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'''
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import sys
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import time
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try:
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import boto.ec2
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except ImportError:
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print "failed=True msg='boto required for this module'"
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sys.exit(1)
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def main():
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module = AnsibleModule(
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argument_spec = dict(
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key_name = dict(required=True, aliases = ['keypair']),
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id = dict(),
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group = dict(type='list'),
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group_id = dict(),
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region = dict(choices=['eu-west-1', 'sa-east-1', 'us-east-1', 'ap-northeast-1', 'us-west-2', 'us-west-1', 'ap-southeast-1', 'ap-southeast-2']),
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zone = dict(),
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instance_type = dict(aliases=['type']),
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image = dict(required=True),
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kernel = dict(),
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count = dict(default='1'),
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monitoring = dict(choices=BOOLEANS, default=False),
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ramdisk = dict(),
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wait = dict(choices=BOOLEANS, default=False),
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wait_timeout = dict(default=300),
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ec2_url = dict(aliases=['EC2_URL']),
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ec2_secret_key = dict(aliases=['EC2_SECRET_KEY'], no_log=True),
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ec2_access_key = dict(aliases=['EC2_ACCESS_KEY']),
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placement_group = dict(),
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user_data = dict(),
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instance_tags = dict(),
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vpc_subnet_id = dict(),
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private_ip = dict(),
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)
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)
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key_name = module.params.get('key_name')
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id = module.params.get('id')
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group_name = module.params.get('group')
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group_id = module.params.get('group_id')
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region = module.params.get('region')
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zone = module.params.get('zone')
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instance_type = module.params.get('instance_type')
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image = module.params.get('image')
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count = module.params.get('count')
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monitoring = module.params.get('monitoring')
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kernel = module.params.get('kernel')
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ramdisk = module.params.get('ramdisk')
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wait = module.params.get('wait')
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wait_timeout = int(module.params.get('wait_timeout'))
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ec2_url = module.params.get('ec2_url')
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ec2_secret_key = module.params.get('ec2_secret_key')
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ec2_access_key = module.params.get('ec2_access_key')
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placement_group = module.params.get('placement_group')
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user_data = module.params.get('user_data')
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instance_tags = module.params.get('instance_tags')
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vpc_subnet_id = module.params.get('vpc_subnet_id')
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private_ip = module.params.get('private_ip')
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# allow eucarc environment variables to be used if ansible vars aren't set
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if not ec2_url and 'EC2_URL' in os.environ:
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ec2_url = os.environ['EC2_URL']
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if not ec2_secret_key and 'EC2_SECRET_KEY' in os.environ:
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ec2_secret_key = os.environ['EC2_SECRET_KEY']
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if not ec2_access_key and 'EC2_ACCESS_KEY' in os.environ:
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ec2_access_key = os.environ['EC2_ACCESS_KEY']
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# If we have a region specified, connect to its endpoint.
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if region:
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try:
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ec2 = boto.ec2.connect_to_region(region, aws_access_key_id=ec2_access_key, aws_secret_access_key=ec2_secret_key)
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except boto.exception.NoAuthHandlerFound, e:
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module.fail_json(msg = str(e))
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# Otherwise, no region so we fallback to the old connection method
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else:
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try:
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if ec2_url: # if we have an URL set, connect to the specified endpoint
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ec2 = boto.connect_ec2_endpoint(ec2_url, ec2_access_key, ec2_secret_key)
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else: # otherwise it's Amazon.
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ec2 = boto.connect_ec2(ec2_access_key, ec2_secret_key)
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except boto.exception.NoAuthHandlerFound, e:
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module.fail_json(msg = str(e))
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# Here we try to lookup the group name from the security group id - if group_id is set.
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if group_id and group_name:
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module.fail_json(msg = str("Use only one type of parameter (group_name) or (group_id)"))
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sys.exit(1)
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try:
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# Here we try to lookup the group id from the security group name - if group is set.
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if group_name:
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grp_details = ec2.get_all_security_groups()
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if type(group_name) == list:
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group_id = list(filter(lambda grp: str(grp.id) if str(tmp) in str(grp) else None, grp_details) for tmp in group_name)
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elif type(group_name) == str:
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for grp in grp_details:
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if str(group_name) in str(grp):
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group_id = [str(grp.id)]
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group_name = [group_name]
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# Now we try to lookup the group id testing if group exists.
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elif group_id:
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grp_details = ec2.get_all_security_groups(group_ids=group_id)
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grp_item = grp_details[0]
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group_name = [grp_item.name]
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except boto.exception.NoAuthHandlerFound, e:
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module.fail_json(msg = str(e))
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# Lookup any instances that much our run id.
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running_instances = []
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count_remaining = int(count)
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if id != None:
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filter_dict = {'client-token':id, 'instance-state-name' : 'running'}
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previous_reservations = ec2.get_all_instances(None, filter_dict)
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for res in previous_reservations:
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for prev_instance in res.instances:
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running_instances.append(prev_instance)
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count_remaining = count_remaining - len(running_instances)
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# Both min_count and max_count equal count parameter. This means the launch request is explicit (we want count, or fail) in how many instances we want.
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if count_remaining > 0:
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try:
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params = {'image_id': image,
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'key_name': key_name,
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'client_token': id,
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'min_count': count_remaining,
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'max_count': count_remaining,
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'monitoring_enabled': monitoring,
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'placement': zone,
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'placement_group': placement_group,
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'instance_type': instance_type,
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'kernel_id': kernel,
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'ramdisk_id': ramdisk,
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'subnet_id': vpc_subnet_id,
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'private_ip_address': private_ip,
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'user_data': user_data}
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if vpc_subnet_id:
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params['security_group_ids'] = group_id
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else:
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params['security_groups'] = group_name
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res = ec2.run_instances(**params)
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except boto.exception.BotoServerError, e:
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module.fail_json(msg = "%s: %s" % (e.error_code, e.error_message))
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instids = [ i.id for i in res.instances ]
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while True:
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try:
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res.connection.get_all_instances(instids)
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break
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except boto.exception.EC2ResponseError as e:
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if "<Code>InvalidInstanceID.NotFound</Code>" in str(e):
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# there's a race between start and get an instance
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continue
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else:
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module.fail_json(msg = str(e))
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if instance_tags:
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try:
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ec2.create_tags(instids, module.from_json(instance_tags))
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except boto.exception.EC2ResponseError as e:
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module.fail_json(msg = "%s: %s" % (e.error_code, e.error_message))
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# wait here until the instances are up
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res_list = res.connection.get_all_instances(instids)
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this_res = res_list[0]
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num_running = 0
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wait_timeout = time.time() + wait_timeout
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while wait and wait_timeout > time.time() and num_running < len(instids):
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res_list = res.connection.get_all_instances(instids)
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this_res = res_list[0]
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num_running = len([ i for i in this_res.instances if i.state=='running' ])
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time.sleep(5)
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if wait and wait_timeout <= time.time():
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# waiting took too long
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module.fail_json(msg = "wait for instances running timeout on %s" % time.asctime())
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for inst in this_res.instances:
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running_instances.append(inst)
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instance_dict_array = []
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for inst in running_instances:
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d = {
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'id': inst.id,
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'ami_launch_index': inst.ami_launch_index,
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'private_ip': inst.private_ip_address,
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'private_dns_name': inst.private_dns_name,
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'public_ip': inst.ip_address,
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'dns_name': inst.dns_name,
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'public_dns_name': inst.public_dns_name,
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'state_code': inst.state_code,
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'architecture': inst.architecture,
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'image_id': inst.image_id,
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'key_name': inst.key_name,
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'virtualization_type': inst.virtualization_type,
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'placement': inst.placement,
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'kernel': inst.kernel,
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'ramdisk': inst.ramdisk,
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'launch_time': inst.launch_time,
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'instance_type': inst.instance_type,
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'root_device_type': inst.root_device_type,
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'root_device_name': inst.root_device_name,
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'state': inst.state,
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'hypervisor': inst.hypervisor
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}
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instance_dict_array.append(d)
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module.exit_json(changed=True, instances=instance_dict_array)
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# this is magic, see lib/ansible/module_common.py
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#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
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main()
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