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Markus Bergholz 1 year ago
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  1. +1
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      README.md
  2. +121
    -65
      ec2_asg.py

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README.md View File

@ -11,6 +11,7 @@ I keept the files here until the ansible version is released
| ec2_asg | | https://github.com/ansible/ansible/pull/55067 |
| lesspass | | https://github.com/ansible/ansible/pull/66161 |
| nextcloud_passwords | | https://github.com/ansible/ansible/pull/66160 |
| ec2_asg | https://github.com/ansible/ansible/issues/56385 | |
# done


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- 65
ec2_asg.py View File

@ -1,18 +1,10 @@
#!/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/>.
# 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': ['stableinterface'],
'supported_by': 'community'}
@ -21,119 +13,150 @@ ANSIBLE_METADATA = {'metadata_version': '1.1',
DOCUMENTATION = """
---
module: ec2_asg
short_description: Create or delete AWS Autoscaling Groups
short_description: Create or delete AWS AutoScaling Groups (ASGs)
description:
- Can create or delete AWS Autoscaling Groups
- Can be used with the ec2_lc module to manage Launch Configurations
- Can create or delete AWS AutoScaling Groups.
- Can be used with the M(ec2_lc) module to manage Launch Configurations.
version_added: "1.6"
author: "Gareth Rushgrove (@garethr)"
requirements: [ "boto3", "botocore" ]
options:
state:
description:
- register or deregister the instance
- Register or deregister the instance.
choices: ['present', 'absent']
default: present
type: str
name:
description:
- Unique name for group to be created or deleted
- Unique name for group to be created or deleted.
required: true
type: str
load_balancers:
description:
- List of ELB names to use for the group. Use for classic load balancers.
type: list
elements: str
target_group_arns:
description:
- List of target group ARNs to use for the group. Use for application load balancers.
version_added: "2.4"
type: list
elements: str
availability_zones:
description:
- List of availability zone names in which to create the group. Defaults to all the availability zones in the region if vpc_zone_identifier is not set.
- List of availability zone names in which to create the group.
- Defaults to all the availability zones in the region if I(vpc_zone_identifier) is not set.
type: list
elements: str
launch_config_name:
description:
- Name of the Launch configuration to use for the group. See the ec2_lc module for managing these.
If unspecified then the current group value will be used. One of launch_config_name or launch_template must be provided.
- Name of the Launch configuration to use for the group. See the M(ec2_lc) module for managing these.
- If unspecified then the current group value will be used. One of I(launch_config_name) or I(launch_template) must be provided.
type: str
launch_template:
description:
- Dictionary describing the Launch Template to use
suboptions:
version:
description:
- The version number of the launch template to use. Defaults to latest version if not provided.
default: "latest"
- The version number of the launch template to use.
- Defaults to latest version if not provided.
type: str
launch_template_name:
description:
- The name of the launch template. Only one of launch_template_name or launch_template_id is required.
- The name of the launch template. Only one of I(launch_template_name) or I(launch_template_id) is required.
type: str
launch_template_id:
description:
- The id of the launch template. Only one of launch_template_name or launch_template_id is required.
- The id of the launch template. Only one of I(launch_template_name) or I(launch_template_id) is required.
type: str
type: dict
version_added: "2.8"
min_size:
description:
- Minimum number of instances in group, if unspecified then the current group value will be used.
type: int
max_size:
description:
- Maximum number of instances in group, if unspecified then the current group value will be used.
type: int
mixed_instances_policy:
description:
- Using mixed intances policy while ASG present
required: false
version_added: "2.9"
version_added: "2.8"
suboptions:
instance_types:
description:
- A list of instance_types.
type: list
type: dict
placement_group:
description:
- Physical location of your cluster placement group created in Amazon EC2.
version_added: "2.3"
type: str
desired_capacity:
description:
- Desired number of instances in group, if unspecified then the current group value will be used.
type: int
replace_all_instances:
description:
- In a rolling fashion, replace all instances that used the old launch configuration with one from the new launch configuration.
It increases the ASG size by C(replace_batch_size), waits for the new instances to be up and running.
It increases the ASG size by I(replace_batch_size), waits for the new instances to be up and running.
After that, it terminates a batch of old instances, waits for the replacements, and repeats, until all old instances are replaced.
Once that's done the ASG size is reduced back to the expected size.
version_added: "1.8"
default: 'no'
default: false
type: bool
replace_batch_size:
description:
- Number of instances you'd like to replace at a time. Used with replace_all_instances.
- Number of instances you'd like to replace at a time. Used with I(replace_all_instances).
required: false
version_added: "1.8"
default: 1
type: int
replace_instances:
description:
- List of instance_ids belonging to the named ASG that you would like to terminate and be replaced with instances matching the current launch
configuration.
- List of I(instance_ids) belonging to the named AutoScalingGroup that you would like to terminate and be replaced with instances
matching the current launch configuration.
version_added: "1.8"
type: list
elements: str
lc_check:
description:
- Check to make sure instances that are being replaced with replace_instances do not already have the current launch_config.
- Check to make sure instances that are being replaced with I(replace_instances) do not already have the current I(launch_config).
version_added: "1.8"
default: 'yes'
default: true
type: bool
lt_check:
description:
- Check to make sure instances that are being replaced with replace_instances do not already have the current launch_template or launch_template version.
- Check to make sure instances that are being replaced with I(replace_instances) do not already have the current
I(launch_template or I(launch_template) I(version).
version_added: "2.8"
default: 'yes'
default: true
type: bool
vpc_zone_identifier:
description:
- List of VPC subnets to use
type: list
elements: str
tags:
description:
- A list of tags to add to the Auto Scale Group. Optional key is 'propagate_at_launch', which defaults to true.
- A list of tags to add to the Auto Scale Group.
- Optional key is I(propagate_at_launch), which defaults to true.
- When I(propagate_at_launch) is true the tags will be propagated to the Instances created.
version_added: "1.7"
type: list
elements: dict
health_check_period:
description:
- Length of time in seconds after a new EC2 instance comes into service that Auto Scaling starts checking its health.
required: false
default: 300 seconds
default: 300
version_added: "1.7"
type: int
health_check_type:
description:
- The service you want the health status from, Amazon EC2 or Elastic Load Balancer.
@ -141,76 +164,94 @@ options:
default: EC2
version_added: "1.7"
choices: ['EC2', 'ELB']
type: str
default_cooldown:
description:
- The number of seconds after a scaling activity completes before another can begin.
default: 300 seconds
default: 300
version_added: "2.0"
type: int
wait_timeout:
description:
- How long to wait for instances to become viable when replaced. If you experience the error "Waited too long for ELB instances to be healthy",
try increasing this value.
default: 300
type: int
version_added: "1.8"
wait_for_instances:
description:
- Wait for the ASG instances to be in a ready state before exiting. If instances are behind an ELB, it will wait until the ELB determines all
instances have a lifecycle_state of "InService" and a health_status of "Healthy".
version_added: "1.9"
default: 'yes'
default: true
type: bool
termination_policies:
description:
- An ordered list of criteria used for selecting instances to be removed from the Auto Scaling group when reducing capacity.
- For 'Default', when used to create a new autoscaling group, the "Default"i value is used. When used to change an existent autoscaling group, the
current termination policies are maintained.
- Using I(termination_policies=Default) when modifying an existing AutoScalingGroup will result in the existing policy being retained
instead of changed to C(Default).
- 'Valid values include: C(Default), C(OldestInstance), C(NewestInstance), C(OldestLaunchConfiguration), C(ClosestToNextInstanceHour)'
- 'Full documentation of valid values can be found in the AWS documentation:'
- 'U(https://docs.aws.amazon.com/autoscaling/ec2/userguide/as-instance-termination.html#custom-termination-policy)'
default: Default
choices: ['OldestInstance', 'NewestInstance', 'OldestLaunchConfiguration', 'ClosestToNextInstanceHour', 'Default']
version_added: "2.0"
type: list
elements: str
notification_topic:
description:
- A SNS topic ARN to send auto scaling notifications to.
version_added: "2.2"
type: str
notification_types:
description:
- A list of auto scaling events to trigger notifications on.
default:
- 'autoscaling:EC2_INSTANCE_LAUNCH'
- 'autoscaling:EC2_INSTANCE_LAUNCH_ERROR'
- 'autoscaling:EC2_INSTANCE_TERMINATE'
- 'autoscaling:EC2_INSTANCE_TERMINATE_ERROR'
- 'autoscaling:EC2_INSTANCE_LAUNCH'
- 'autoscaling:EC2_INSTANCE_LAUNCH_ERROR'
- 'autoscaling:EC2_INSTANCE_TERMINATE'
- 'autoscaling:EC2_INSTANCE_TERMINATE_ERROR'
required: false
version_added: "2.2"
type: list
elements: str
suspend_processes:
description:
- A list of scaling processes to suspend.
- 'Valid values include:'
- C(Launch), C(Terminate), C(HealthCheck), C(ReplaceUnhealthy), C(AZRebalance), C(AlarmNotification), C(ScheduledActions), C(AddToLoadBalancer)
- 'Full documentation of valid values can be found in the AWS documentation:'
- 'U(https://docs.aws.amazon.com/autoscaling/ec2/userguide/as-suspend-resume-processes.html)'
default: []
choices: ['Launch', 'Terminate', 'HealthCheck', 'ReplaceUnhealthy', 'AZRebalance', 'AlarmNotification', 'ScheduledActions', 'AddToLoadBalancer']
version_added: "2.3"
type: list
elements: str
metrics_collection:
description:
- Enable ASG metrics collection
- Enable ASG metrics collection.
type: bool
default: 'no'
default: false
version_added: "2.6"
metrics_granularity:
description:
- When metrics_collection is enabled this will determine granularity of metrics collected by CloudWatch
default: "1minute"
- When I(metrics_collection=true) this will determine the granularity of metrics collected by CloudWatch.
default: "1Minute"
version_added: "2.6"
type: str
metrics_list:
description:
- List of autoscaling metrics to collect when enabling metrics_collection
- List of autoscaling metrics to collect when I(metrics_collection=true).
default:
- 'GroupMinSize'
- 'GroupMaxSize'
- 'GroupDesiredCapacity'
- 'GroupInServiceInstances'
- 'GroupPendingInstances'
- 'GroupStandbyInstances'
- 'GroupTerminatingInstances'
- 'GroupTotalInstances'
- 'GroupMinSize'
- 'GroupMaxSize'
- 'GroupDesiredCapacity'
- 'GroupInServiceInstances'
- 'GroupPendingInstances'
- 'GroupStandbyInstances'
- 'GroupTerminatingInstances'
- 'GroupTotalInstances'
version_added: "2.6"
type: list
elements: str
extends_documentation_fragment:
- aws
- ec2
@ -396,6 +437,11 @@ min_size:
returned: success
type: int
sample: 1
mixed_instance_policy:
description: Returns the list of used mixed instance policy if set.
returned: success
type: list
sample: ["t3.micro", "t3a.micro"]
pending_instances:
description: Number of instances in pending state
returned: success
@ -681,7 +727,15 @@ def get_properties(autoscaling_group):
properties['termination_policies'] = autoscaling_group.get('TerminationPolicies')
properties['target_group_arns'] = autoscaling_group.get('TargetGroupARNs')
properties['vpc_zone_identifier'] = autoscaling_group.get('VPCZoneIdentifier')
properties['metrics_collection'] = autoscaling_group.get('EnabledMetrics')
raw_mixed_instance_object = autoscaling_group.get('MixedInstancesPolicy')
if raw_mixed_instance_object:
raw_mixed_instance_object.get('LaunchTemplate').get('Overrides')
properties['mixed_instances_policy'] = [x['InstanceType'] for x in raw_mixed_instance_object.get('LaunchTemplate').get('Overrides')]
metrics = autoscaling_group.get('EnabledMetrics')
if metrics:
metrics.sort(key=lambda x: x["Metric"])
properties['metrics_collection'] = metrics
if properties['target_group_arns']:
region, ec2_url, aws_connect_params = get_aws_connection_info(module, boto3=True)
@ -724,6 +778,7 @@ def get_launch_object(connection, ec2_connection):
launch_object = {"LaunchTemplate": {"LaunchTemplateId": lt['LaunchTemplateId'], "Version": launch_template['version']}}
else:
launch_object = {"LaunchTemplate": {"LaunchTemplateId": lt['LaunchTemplateId'], "Version": str(lt['LatestVersionNumber'])}}
if mixed_instances_policy:
instance_types = mixed_instances_policy.get('instance_types', [])
policy = {
@ -1059,6 +1114,10 @@ def create_autoscaling_group(connection):
if len(set_tags) > 0:
have_tags = as_group.get('Tags')
want_tags = asg_tags
if have_tags:
have_tags.sort(key=lambda x: x["Key"])
if want_tags:
want_tags.sort(key=lambda x: x["Key"])
dead_tags = []
have_tag_keyvals = [x['Key'] for x in have_tags]
want_tag_keyvals = [x['Key'] for x in want_tags]
@ -1182,9 +1241,6 @@ def create_autoscaling_group(connection):
if 'LaunchConfigurationName' in launch_object:
ag['LaunchConfigurationName'] = launch_object['LaunchConfigurationName']
elif 'LaunchTemplate' in launch_object:
import q
import json
q(launch_object)
if 'MixedInstancesPolicy' in launch_object:
ag['MixedInstancesPolicy'] = launch_object['MixedInstancesPolicy']
else:
@ -1436,7 +1492,7 @@ def get_instances_by_launch_config(props, lc_check, initial_instances):
def get_instances_by_launch_template(props, lt_check, initial_instances):
new_instances = []
old_instances = []
# old instances are those that have the old launch template or version of the same launch templatec
# old instances are those that have the old launch template or version of the same launch template
if lt_check:
for i in props['instances']:
# Check if migrating from launch_config_name to launch_template_name first


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