Lightsail to CloudFormation (#14337)

* Lightsail to CloudFormation

* Update deploy-from-ansible.md
pull/14388/head
Jack Ivanov 2 years ago committed by GitHub
parent 1bf8a40d51
commit c759d75753
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@ -242,7 +242,25 @@ Possible options can be gathered via cli `aws lightsail get-regions`
"lightsail:GetRegions",
"lightsail:GetInstance",
"lightsail:CreateInstances",
"lightsail:OpenInstancePublicPorts"
"lightsail:DisableAddOn",
"lightsail:PutInstancePublicPorts",
"lightsail:StartInstance",
"lightsail:GetStaticIp",
"lightsail:AllocateStaticIp",
"lightsail:AttachStaticIp"
],
"Resource": [
"*"
]
},
{
"Sid": "DeployCloudFormationStack",
"Effect": "Allow",
"Action": [
"cloudformation:CreateStack",
"cloudformation:DescribeStacks",
"cloudformation:DescribeStackEvents",
"cloudformation:ListStackResources"
],
"Resource": [
"*"

@ -1,551 +0,0 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright: Ansible Project
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: lightsail
short_description: Create or delete a virtual machine instance in AWS Lightsail
description:
- Creates or instances in AWS Lightsail and optionally wait for it to be 'running'.
version_added: "2.4"
author: "Nick Ball (@nickball)"
options:
state:
description:
- Indicate desired state of the target.
default: present
choices: ['present', 'absent', 'running', 'restarted', 'stopped']
name:
description:
- Name of the instance
required: true
default : null
zone:
description:
- AWS availability zone in which to launch the instance. Required when state='present'
required: false
default: null
blueprint_id:
description:
- ID of the instance blueprint image. Required when state='present'
required: false
default: null
bundle_id:
description:
- Bundle of specification info for the instance. Required when state='present'
required: false
default: null
user_data:
description:
- Launch script that can configure the instance with additional data
required: false
default: null
key_pair_name:
description:
- Name of the key pair to use with the instance
required: false
default: null
wait:
description:
- Wait for the instance to be in state 'running' before returning. If wait is "no" an ip_address may not be returned
default: "yes"
choices: [ "yes", "no" ]
wait_timeout:
description:
- How long before wait gives up, in seconds.
default: 300
open_ports:
description:
- Adds public ports to an Amazon Lightsail instance.
default: null
suboptions:
from_port:
description: Begin of the range
required: true
default: null
to_port:
description: End of the range
required: true
default: null
protocol:
description: Accepted traffic protocol.
required: true
choices:
- udp
- tcp
- all
default: null
requirements:
- "python >= 2.6"
- boto3
extends_documentation_fragment:
- aws
- ec2
'''
EXAMPLES = '''
# Create a new Lightsail instance, register the instance details
- lightsail:
state: present
name: myinstance
region: us-east-1
zone: us-east-1a
blueprint_id: ubuntu_16_04
bundle_id: nano_1_0
key_pair_name: id_rsa
user_data: " echo 'hello world' > /home/ubuntu/test.txt"
wait_timeout: 500
open_ports:
- from_port: 4500
to_port: 4500
protocol: udp
- from_port: 500
to_port: 500
protocol: udp
register: my_instance
- debug:
msg: "Name is {{ my_instance.instance.name }}"
- debug:
msg: "IP is {{ my_instance.instance.publicIpAddress }}"
# Delete an instance if present
- lightsail:
state: absent
region: us-east-1
name: myinstance
'''
RETURN = '''
changed:
description: if a snapshot has been modified/created
returned: always
type: bool
sample:
changed: true
instance:
description: instance data
returned: always
type: dict
sample:
arn: "arn:aws:lightsail:us-east-1:448830907657:Instance/1fef0175-d6c8-480e-84fa-214f969cda87"
blueprint_id: "ubuntu_16_04"
blueprint_name: "Ubuntu"
bundle_id: "nano_1_0"
created_at: "2017-03-27T08:38:59.714000-04:00"
hardware:
cpu_count: 1
ram_size_in_gb: 0.5
is_static_ip: false
location:
availability_zone: "us-east-1a"
region_name: "us-east-1"
name: "my_instance"
networking:
monthly_transfer:
gb_per_month_allocated: 1024
ports:
- access_direction: "inbound"
access_from: "Anywhere (0.0.0.0/0)"
access_type: "public"
common_name: ""
from_port: 80
protocol: tcp
to_port: 80
- access_direction: "inbound"
access_from: "Anywhere (0.0.0.0/0)"
access_type: "public"
common_name: ""
from_port: 22
protocol: tcp
to_port: 22
private_ip_address: "172.26.8.14"
public_ip_address: "34.207.152.202"
resource_type: "Instance"
ssh_key_name: "keypair"
state:
code: 16
name: running
support_code: "588307843083/i-0997c97831ee21e33"
username: "ubuntu"
'''
import time
import traceback
try:
import botocore
HAS_BOTOCORE = True
except ImportError:
HAS_BOTOCORE = False
try:
import boto3
except ImportError:
# will be caught by imported HAS_BOTO3
pass
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.ec2 import (ec2_argument_spec, get_aws_connection_info, boto3_conn,
HAS_BOTO3, camel_dict_to_snake_dict)
def create_instance(module, client, instance_name):
"""
Create an instance
module: Ansible module object
client: authenticated lightsail connection object
instance_name: name of instance to delete
Returns a dictionary of instance information
about the new instance.
"""
changed = False
# Check if instance already exists
inst = None
try:
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['Error']['Code'] != 'NotFoundException':
module.fail_json(msg='Error finding instance {0}, error: {1}'.format(instance_name, e))
zone = module.params.get('zone')
blueprint_id = module.params.get('blueprint_id')
bundle_id = module.params.get('bundle_id')
user_data = module.params.get('user_data')
user_data = '' if user_data is None else user_data
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
wait_max = time.time() + wait_timeout
if module.params.get('key_pair_name'):
key_pair_name = module.params.get('key_pair_name')
else:
key_pair_name = ''
if module.params.get('open_ports'):
open_ports = module.params.get('open_ports')
else:
open_ports = '[]'
resp = None
if inst is None:
try:
resp = client.create_instances(
instanceNames=[
instance_name
],
availabilityZone=zone,
blueprintId=blueprint_id,
bundleId=bundle_id,
userData=user_data,
keyPairName=key_pair_name,
)
resp = resp['operations'][0]
except botocore.exceptions.ClientError as e:
module.fail_json(msg='Unable to create instance {0}, error: {1}'.format(instance_name, e))
inst = _find_instance_info(client, instance_name)
# Wait for instance to become running
if wait:
while (wait_max > time.time()) and (inst is not None and inst['state']['name'] != "running"):
try:
time.sleep(2)
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['ResponseMetadata']['HTTPStatusCode'] == "403":
module.fail_json(msg="Failed to start/stop instance {0}. Check that you have permissions to perform the operation".format(instance_name),
exception=traceback.format_exc())
elif e.response['Error']['Code'] == "RequestExpired":
module.fail_json(msg="RequestExpired: Failed to start instance {0}.".format(instance_name), exception=traceback.format_exc())
time.sleep(1)
# Timed out
if wait and not changed and wait_max <= time.time():
module.fail_json(msg="Wait for instance start timeout at %s" % time.asctime())
# Attempt to open ports
if open_ports:
if inst is not None:
try:
for o in open_ports:
resp = client.open_instance_public_ports(
instanceName=instance_name,
portInfo={
'fromPort': o['from_port'],
'toPort': o['to_port'],
'protocol': o['protocol']
}
)
except botocore.exceptions.ClientError as e:
module.fail_json(msg='Error opening ports for instance {0}, error: {1}'.format(instance_name, e))
changed = True
return (changed, inst)
def delete_instance(module, client, instance_name):
"""
Terminates an instance
module: Ansible module object
client: authenticated lightsail connection object
instance_name: name of instance to delete
Returns a dictionary of instance information
about the instance deleted (pre-deletion).
If the instance to be deleted is running
"changed" will be set to False.
"""
# It looks like deleting removes the instance immediately, nothing to wait for
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
wait_max = time.time() + wait_timeout
changed = False
inst = None
try:
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['Error']['Code'] != 'NotFoundException':
module.fail_json(msg='Error finding instance {0}, error: {1}'.format(instance_name, e))
# Wait for instance to exit transition state before deleting
if wait:
while wait_max > time.time() and inst is not None and inst['state']['name'] in ('pending', 'stopping'):
try:
time.sleep(5)
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['ResponseMetadata']['HTTPStatusCode'] == "403":
module.fail_json(msg="Failed to delete instance {0}. Check that you have permissions to perform the operation.".format(instance_name),
exception=traceback.format_exc())
elif e.response['Error']['Code'] == "RequestExpired":
module.fail_json(msg="RequestExpired: Failed to delete instance {0}.".format(instance_name), exception=traceback.format_exc())
# sleep and retry
time.sleep(10)
# Attempt to delete
if inst is not None:
while not changed and ((wait and wait_max > time.time()) or (not wait)):
try:
client.delete_instance(instanceName=instance_name)
changed = True
except botocore.exceptions.ClientError as e:
module.fail_json(msg='Error deleting instance {0}, error: {1}'.format(instance_name, e))
# Timed out
if wait and not changed and wait_max <= time.time():
module.fail_json(msg="wait for instance delete timeout at %s" % time.asctime())
return (changed, inst)
def restart_instance(module, client, instance_name):
"""
Reboot an existing instance
module: Ansible module object
client: authenticated lightsail connection object
instance_name: name of instance to reboot
Returns a dictionary of instance information
about the restarted instance
If the instance was not able to reboot,
"changed" will be set to False.
Wait will not apply here as this is an OS-level operation
"""
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
wait_max = time.time() + wait_timeout
changed = False
inst = None
try:
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['Error']['Code'] != 'NotFoundException':
module.fail_json(msg='Error finding instance {0}, error: {1}'.format(instance_name, e))
# Wait for instance to exit transition state before state change
if wait:
while wait_max > time.time() and inst is not None and inst['state']['name'] in ('pending', 'stopping'):
try:
time.sleep(5)
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['ResponseMetadata']['HTTPStatusCode'] == "403":
module.fail_json(msg="Failed to restart instance {0}. Check that you have permissions to perform the operation.".format(instance_name),
exception=traceback.format_exc())
elif e.response['Error']['Code'] == "RequestExpired":
module.fail_json(msg="RequestExpired: Failed to restart instance {0}.".format(instance_name), exception=traceback.format_exc())
time.sleep(3)
# send reboot
if inst is not None:
try:
client.reboot_instance(instanceName=instance_name)
except botocore.exceptions.ClientError as e:
if e.response['Error']['Code'] != 'NotFoundException':
module.fail_json(msg='Unable to reboot instance {0}, error: {1}'.format(instance_name, e))
changed = True
return (changed, inst)
def startstop_instance(module, client, instance_name, state):
"""
Starts or stops an existing instance
module: Ansible module object
client: authenticated lightsail connection object
instance_name: name of instance to start/stop
state: Target state ("running" or "stopped")
Returns a dictionary of instance information
about the instance started/stopped
If the instance was not able to state change,
"changed" will be set to False.
"""
wait = module.params.get('wait')
wait_timeout = int(module.params.get('wait_timeout'))
wait_max = time.time() + wait_timeout
changed = False
inst = None
try:
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['Error']['Code'] != 'NotFoundException':
module.fail_json(msg='Error finding instance {0}, error: {1}'.format(instance_name, e))
# Wait for instance to exit transition state before state change
if wait:
while wait_max > time.time() and inst is not None and inst['state']['name'] in ('pending', 'stopping'):
try:
time.sleep(5)
inst = _find_instance_info(client, instance_name)
except botocore.exceptions.ClientError as e:
if e.response['ResponseMetadata']['HTTPStatusCode'] == "403":
module.fail_json(msg="Failed to start/stop instance {0}. Check that you have permissions to perform the operation".format(instance_name),
exception=traceback.format_exc())
elif e.response['Error']['Code'] == "RequestExpired":
module.fail_json(msg="RequestExpired: Failed to start/stop instance {0}.".format(instance_name), exception=traceback.format_exc())
time.sleep(1)
# Try state change
if inst is not None and inst['state']['name'] != state:
try:
if state == 'running':
client.start_instance(instanceName=instance_name)
else:
client.stop_instance(instanceName=instance_name)
except botocore.exceptions.ClientError as e:
module.fail_json(msg='Unable to change state for instance {0}, error: {1}'.format(instance_name, e))
changed = True
# Grab current instance info
inst = _find_instance_info(client, instance_name)
return (changed, inst)
def core(module):
region, ec2_url, aws_connect_kwargs = get_aws_connection_info(module, boto3=True)
if not region:
module.fail_json(msg='region must be specified')
client = None
try:
client = boto3_conn(module, conn_type='client', resource='lightsail',
region=region, endpoint=ec2_url, **aws_connect_kwargs)
except (botocore.exceptions.ClientError, botocore.exceptions.ValidationError) as e:
module.fail_json(msg='Failed while connecting to the lightsail service: %s' % e, exception=traceback.format_exc())
changed = False
state = module.params['state']
name = module.params['name']
if state == 'absent':
changed, instance_dict = delete_instance(module, client, name)
elif state in ('running', 'stopped'):
changed, instance_dict = startstop_instance(module, client, name, state)
elif state == 'restarted':
changed, instance_dict = restart_instance(module, client, name)
elif state == 'present':
changed, instance_dict = create_instance(module, client, name)
module.exit_json(changed=changed, instance=camel_dict_to_snake_dict(instance_dict))
def _find_instance_info(client, instance_name):
''' handle exceptions where this function is called '''
inst = None
try:
inst = client.get_instance(instanceName=instance_name)
except botocore.exceptions.ClientError as e:
raise
return inst['instance']
def main():
argument_spec = ec2_argument_spec()
argument_spec.update(dict(
name=dict(type='str', required=True),
state=dict(type='str', default='present', choices=['present', 'absent', 'stopped', 'running', 'restarted']),
zone=dict(type='str'),
blueprint_id=dict(type='str'),
bundle_id=dict(type='str'),
key_pair_name=dict(type='str'),
user_data=dict(type='str'),
wait=dict(type='bool', default=True),
wait_timeout=dict(default=300),
open_ports=dict(type='list')
))
module = AnsibleModule(argument_spec=argument_spec)
if not HAS_BOTO3:
module.fail_json(msg='Python module "boto3" is missing, please install it')
if not HAS_BOTOCORE:
module.fail_json(msg='Python module "botocore" is missing, please install it')
try:
core(module)
except (botocore.exceptions.ClientError, Exception) as e:
module.fail_json(msg=str(e), exception=traceback.format_exc())
if __name__ == '__main__':
main()

@ -0,0 +1,73 @@
AWSTemplateFormatVersion: '2010-09-09'
Description: 'Algo VPN stack (LightSail)'
Parameters:
InstanceTypeParameter:
Type: String
Default: 'nano_2_0'
ImageIdParameter:
Type: String
Default: 'ubuntu_20_04'
WireGuardPort:
Type: String
Default: '51820'
SshPort:
Type: String
Default: '4160'
UserData:
Type: String
Default: 'true'
Resources:
Instance:
Type: AWS::Lightsail::Instance
Properties:
BlueprintId:
Ref: ImageIdParameter
BundleId:
Ref: InstanceTypeParameter
InstanceName: !Ref AWS::StackName
Networking:
Ports:
- AccessDirection: inbound
Cidrs: ['0.0.0.0/0']
Ipv6Cidrs: ['::/0']
CommonName: SSH
FromPort: !Ref SshPort
ToPort: !Ref SshPort
Protocol: tcp
- AccessDirection: inbound
Cidrs: ['0.0.0.0/0']
Ipv6Cidrs: ['::/0']
CommonName: WireGuard
FromPort: !Ref WireGuardPort
ToPort: !Ref WireGuardPort
Protocol: udp
- AccessDirection: inbound
Cidrs: ['0.0.0.0/0']
Ipv6Cidrs: ['::/0']
CommonName: IPSec-4500
FromPort: 4500
ToPort: 4500
Protocol: udp
- AccessDirection: inbound
Cidrs: ['0.0.0.0/0']
Ipv6Cidrs: ['::/0']
CommonName: IPSec-500
FromPort: 500
ToPort: 500
Protocol: udp
Tags:
- Key: Name
Value: !Ref AWS::StackName
UserData: !Ref UserData
StaticIP:
Type: AWS::Lightsail::StaticIp
Properties:
AttachedTo: !Ref Instance
StaticIpName: !Join [ "-", [ !Ref AWS::StackName, "ip" ] ]
DependsOn:
- Instance
Outputs:
IpAddress:
Value: !GetAtt [StaticIP, IpAddress]

@ -0,0 +1,19 @@
---
- name: Deploy the template
cloudformation:
aws_access_key: "{{ access_key }}"
aws_secret_key: "{{ secret_key }}"
stack_name: "{{ stack_name }}"
state: "present"
region: "{{ algo_region }}"
template: roles/cloud-lightsail/files/stack.yaml
template_parameters:
InstanceTypeParameter: "{{ cloud_providers.lightsail.size }}"
ImageIdParameter: "{{ cloud_providers.lightsail.image }}"
WireGuardPort: "{{ wireguard_port }}"
SshPort: "{{ ssh_port }}"
UserData: "{{ lookup('template', 'files/cloud-init/base.sh') }}"
tags:
Environment: Algo
Lightsail: true
register: stack

@ -5,36 +5,11 @@
- name: Include prompts
import_tasks: prompts.yml
- name: Create an instance
lightsail:
aws_access_key: "{{ access_key }}"
aws_secret_key: "{{ secret_key }}"
name: "{{ algo_server_name }}"
state: present
region: "{{ algo_region }}"
zone: "{{ algo_region }}a"
blueprint_id: "{{ cloud_providers.lightsail.image }}"
bundle_id: "{{ cloud_providers.lightsail.size }}"
wait_timeout: "300"
open_ports:
- from_port: "{{ ssh_port }}"
to_port: "{{ ssh_port }}"
protocol: tcp
- from_port: 4500
to_port: 4500
protocol: udp
- from_port: 500
to_port: 500
protocol: udp
- from_port: "{{ wireguard_port }}"
to_port: "{{ wireguard_port }}"
protocol: udp
user_data: |
{{ lookup('template', 'files/cloud-init/base.sh') }}
register: algo_instance
- name: Deploy the stack
import_tasks: cloudformation.yml
- set_fact:
cloud_instance_ip: "{{ algo_instance['instance']['public_ip_address'] }}"
cloud_instance_ip: "{{ stack.stack_outputs.IpAddress }}"
ansible_ssh_user: algo
ansible_ssh_port: "{{ ssh_port }}"
cloudinit: true

@ -55,6 +55,7 @@
when: region is undefined
- set_fact:
stack_name: "{{ algo_server_name | replace('.', '-') }}"
algo_region: >-
{% if region is defined %}{{ region }}
{%- elif _algo_region.user_input %}{{ lightsail_regions[_algo_region.user_input | int -1 ]['name'] }}

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