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[ec2 contrib script] Add ability to filter EC2 instances via shell environment (#39034)

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Daryl Banttari 2018-05-02 22:44:36 -05:00 committed by Sloane Hertel
parent 8d84039aa8
commit e0893aacc5
1 changed files with 9 additions and 2 deletions
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11
contrib/inventory/ec2.py
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@ -32,6 +32,13 @@ the AWS_PROFILE variable:
For more details, see: http://docs.pythonboto.org/en/latest/boto_config_tut.html For more details, see: http://docs.pythonboto.org/en/latest/boto_config_tut.html
You can filter for specific EC2 instances by creating an environment variable
named EC2_INSTANCE_FILTERS, which has the same format as the instance_filters
entry documented in ec2.ini. For example, to find all hosts whose name begins
with 'webserver', one might use:
export EC2_INSTANCE_FILTERS='tag:Name=webserver*'
When run against a specific host, this script returns the following variables: When run against a specific host, this script returns the following variables:
- ec2_ami_launch_index - ec2_ami_launch_index
- ec2_architecture - ec2_architecture
@ -494,8 +501,8 @@ class Ec2Inventory(object):
# Instance filters (see boto and EC2 API docs). Ignore invalid filters. # Instance filters (see boto and EC2 API docs). Ignore invalid filters.
self.ec2_instance_filters = [] self.ec2_instance_filters = []
if config.has_option('ec2', 'instance_filters'): if config.has_option('ec2', 'instance_filters') or 'EC2_INSTANCE_FILTERS' in os.environ:
filters = config.get('ec2', 'instance_filters') filters = os.getenv('EC2_INSTANCE_FILTERS', config.get('ec2', 'instance_filters') if config.has_option('ec2', 'instance_filters') else '')
if self.stack_filters and '&' in filters: if self.stack_filters and '&' in filters:
self.fail_with_error("AND filters along with stack_filter enabled is not supported.\n") self.fail_with_error("AND filters along with stack_filter enabled is not supported.\n")