support 'tag-key' instance type

This commit is contained in:
Andy Altepeter 2015-02-23 10:45:16 -06:00
parent 8095f31772
commit 53ec30e3ba
2 changed files with 56 additions and 4 deletions

View File

@ -310,7 +310,9 @@ def get_object_value(obj, attr):
def is_tag_filter(filter_name):
return filter_name.startswith('tag:')
return (filter_name.startswith('tag:') or
filter_name.startswith('tag-value') or
filter_name.startswith('tag-key'))
def get_obj_tag(obj, filter_name):
@ -318,10 +320,24 @@ def get_obj_tag(obj, filter_name):
tags = dict((tag['key'], tag['value']) for tag in obj.get_tags())
return tags.get(tag_name)
def get_obj_tag_names(obj):
tags = set((tag['key'] for tag in obj.get_tags()))
return tags
def get_obj_tag_values(obj):
tags = set((tag['value'] for tag in obj.get_tags()))
return tags
def tag_filter_matches(obj, filter_name, filter_values):
tag_value = get_obj_tag(obj, filter_name)
return tag_value in filter_values
if filter_name == 'tag-key':
tag_names = get_obj_tag_names(obj)
return len(set(filter_values).intersection(tag_names)) > 0
elif filter_name == 'tag-value':
tag_values = get_obj_tag_values(obj)
return len(set(filter_values).intersection(tag_values)) > 0
else:
tag_value = get_obj_tag(obj, filter_name)
return tag_value in filter_values
filter_dict_attribute_mapping = {
@ -331,7 +347,7 @@ filter_dict_attribute_mapping = {
'source-dest-check': 'source_dest_check',
'vpc-id': 'vpc_id',
'group-id': 'security_groups',
'instance.group-id': 'security_groups'
'instance.group-id': 'security_groups',
}

View File

@ -240,6 +240,42 @@ def test_get_instances_filtering_by_tag():
reservations[0].instances[0].id.should.equal(instance1.id)
reservations[0].instances[1].id.should.equal(instance3.id)
@mock_ec2
def test_get_instances_filtering_by_tag_name():
conn = boto.connect_ec2()
reservation = conn.run_instances('ami-1234abcd', min_count=3)
instance1, instance2, instance3 = reservation.instances
instance1.add_tag('tag1')
instance1.add_tag('tag2')
instance2.add_tag('tag1')
instance2.add_tag('tag2X')
instance3.add_tag('tag3')
reservations = conn.get_all_instances(filters={'tag-key' : 'tagX'})
# get_all_instances should return no instances
reservations.should.have.length_of(0)
reservations = conn.get_all_instances(filters={'tag-key' : 'tag1'})
# get_all_instances should return both instances with this tag value
reservations.should.have.length_of(1)
reservations[0].instances.should.have.length_of(2)
reservations[0].instances[0].id.should.equal(instance1.id)
reservations[0].instances[1].id.should.equal(instance2.id)
reservations = conn.get_all_instances(filters={'tag-key' : 'tag1', 'tag-key' : 'tag2'})
# get_all_instances should return the instance with both tag values
reservations.should.have.length_of(1)
reservations[0].instances.should.have.length_of(1)
reservations[0].instances[0].id.should.equal(instance1.id)
reservations = conn.get_all_instances(filters={'tag-key' : ['tag1', 'tag3']})
# get_all_instances should return both instances with one of the acceptable tag values
reservations.should.have.length_of(1)
reservations[0].instances.should.have.length_of(3)
reservations[0].instances[0].id.should.equal(instance1.id)
reservations[0].instances[1].id.should.equal(instance2.id)
reservations[0].instances[2].id.should.equal(instance3.id)
@mock_ec2
def test_instance_start_and_stop():
conn = boto.connect_ec2('the_key', 'the_secret')