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Allow ec2_tag module to list the tags of an instance

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Use the list argument to state to just collect the
tags of a resource through the AWS API.
This commit is contained in:
willthames 2014-02-27 16:07:11 +10:00 committed by Will Thames
parent d063cfaf39
commit f568140ea5
1 changed files with 12 additions and 9 deletions
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21
library/cloud/ec2_tag
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@ -19,7 +19,7 @@ DOCUMENTATION = '''
module: ec2_tag module: ec2_tag
short_description: create and remove tag(s) to ec2 resources. short_description: create and remove tag(s) to ec2 resources.
description: description:
- Creates and removes tags from any EC2 resource. The resource is referenced by its resource id (e.g. an instance being i-XXXXXXX). It is designed to be used with complex args (tags), see the examples. This module has a dependency on python-boto. - Creates, removes and lists tags from any EC2 resource. The resource is referenced by its resource id (e.g. an instance being i-XXXXXXX). It is designed to be used with complex args (tags), see the examples. This module has a dependency on python-boto.
version_added: "1.3" version_added: "1.3"
options: options:
resource: resource:
@ -30,7 +30,7 @@ options:
aliases: [] aliases: []
state: state:
description: description:
- Whether the tags should be present or absent on the resource. - Whether the tags should be present or absent on the resource. Use list to interrogate the tags of an instance.
required: false required: false
default: present default: present
choices: ['present', 'absent'] choices: ['present', 'absent']
@ -115,14 +115,14 @@ def main():
argument_spec = ec2_argument_spec() argument_spec = ec2_argument_spec()
argument_spec.update(dict( argument_spec.update(dict(
resource = dict(required=True), resource = dict(required=True),
tags = dict(required=True), tags = dict(),
state = dict(default='present', choices=['present', 'absent']), state = dict(default='present', choices=['present', 'absent', 'list']),
) )
) )
module = AnsibleModule(argument_spec=argument_spec) module = AnsibleModule(argument_spec=argument_spec)
resource = module.params.get('resource') resource = module.params.get('resource')
tags = module.params['tags'] tags = module.params.get('tags')
state = module.params.get('state') state = module.params.get('state')
ec2 = ec2_connect(module) ec2 = ec2_connect(module)
@ -140,6 +140,8 @@ def main():
tagdict[tag.name] = tag.value tagdict[tag.name] = tag.value
if state == 'present': if state == 'present':
if not tags:
module.fail_json(msg="tags argument is required when state is present")
if set(tags.items()).issubset(set(tagdict.items())): if set(tags.items()).issubset(set(tagdict.items())):
module.exit_json(msg="Tags already exists in %s." %resource, changed=False) module.exit_json(msg="Tags already exists in %s." %resource, changed=False)
else: else:
@ -151,6 +153,8 @@ def main():
module.exit_json(msg="Tags %s created for resource %s." % (dictadd,resource), changed=True) module.exit_json(msg="Tags %s created for resource %s." % (dictadd,resource), changed=True)
if state == 'absent': if state == 'absent':
if not tags:
module.fail_json(msg="tags argument is required when state is absent")
for (key, value) in set(tags.items()): for (key, value) in set(tags.items()):
if (key, value) not in set(tagdict.items()): if (key, value) not in set(tagdict.items()):
baddict[key] = value baddict[key] = value
@ -162,10 +166,9 @@ def main():
tagger = ec2.delete_tags(resource, dictremove) tagger = ec2.delete_tags(resource, dictremove)
gettags = ec2.get_all_tags(filters=filters) gettags = ec2.get_all_tags(filters=filters)
module.exit_json(msg="Tags %s removed for resource %s." % (dictremove,resource), changed=True) module.exit_json(msg="Tags %s removed for resource %s." % (dictremove,resource), changed=True)
# print json.dumps({ if state == 'list':
# "current_resource_tags": gettags, module.exit_json(changed=False, **tagdict)
# })
sys.exit(0) sys.exit(0)
# import module snippets # import module snippets