add security group ingress rules

This commit is contained in:
Steve Pulec 2013-02-23 16:27:43 -05:00
parent 31f992fbe5
commit 1c8af2881a
3 changed files with 149 additions and 14 deletions

View File

@ -193,11 +193,35 @@ class RegionsAndZonesBackend(object):
return self.zones
class SecurityRule(object):
def __init__(self, ip_protocol, from_port, to_port, ip_ranges, source_groups):
self.ip_protocol = ip_protocol
self.from_port = from_port
self.to_port = to_port
self.ip_ranges = ip_ranges or []
self.source_groups = source_groups
@property
def unique_representation(self):
return "{}-{}-{}-{}-{}".format(
self.ip_protocol,
self.from_port,
self.to_port,
self.ip_ranges,
self.source_groups
)
def __eq__(self, other):
return self.unique_representation == other.unique_representation
class SecurityGroup(object):
def __init__(self, group_id, name, description):
self.id = group_id
self.name = name
self.description = description
self.ingress_rules = []
self.egress_rules = []
class SecurityGroupBackend(object):
@ -232,6 +256,28 @@ class SecurityGroupBackend(object):
if group.name == name:
return group
def authorize_security_group_ingress(self, group_name, ip_protocol, from_port, to_port, ip_ranges=None, source_group_names=None):
group = self.get_security_group_from_name(group_name)
source_groups = []
for source_group_name in source_group_names:
source_groups.append(self.get_security_group_from_name(source_group_name))
security_rule = SecurityRule(ip_protocol, from_port, to_port, ip_ranges, source_groups)
group.ingress_rules.append(security_rule)
def revoke_security_group_ingress(self, group_name, ip_protocol, from_port, to_port, ip_ranges=None, source_group_names=None):
group = self.get_security_group_from_name(group_name)
source_groups = []
for source_group_name in source_group_names:
source_groups.append(self.get_security_group_from_name(source_group_name))
security_rule = SecurityRule(ip_protocol, from_port, to_port, ip_ranges, source_groups)
if security_rule in group.ingress_rules:
group.ingress_rules.remove(security_rule)
return security_rule
return False
class EC2Backend(BaseBackend, InstanceBackend, TagBackend, AmiBackend, RegionsAndZonesBackend, SecurityGroupBackend):
pass

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@ -4,6 +4,23 @@ from moto.ec2.models import ec2_backend
from moto.ec2.utils import resource_ids_from_querystring
def process_rules_from_querystring(querystring):
name = querystring.get('GroupName')[0]
ip_protocol = querystring.get('IpPermissions.1.IpProtocol')[0]
from_port = querystring.get('IpPermissions.1.FromPort')[0]
to_port = querystring.get('IpPermissions.1.ToPort')[0]
ip_ranges = []
for key, value in querystring.iteritems():
if 'IpPermissions.1.IpRanges' in key:
ip_ranges.append(value[0])
source_groups = []
for key, value in querystring.iteritems():
if 'IpPermissions.1.Groups' in key:
source_groups.append(value[0])
return (name, ip_protocol, from_port, to_port, ip_ranges, source_groups)
class SecurityGroups(object):
def __init__(self, querystring):
self.querystring = querystring
@ -12,7 +29,8 @@ class SecurityGroups(object):
raise NotImplementedError('SecurityGroups.authorize_security_group_egress is not yet implemented')
def authorize_security_group_ingress(self):
raise NotImplementedError('SecurityGroups.authorize_security_group_ingress is not yet implemented')
ec2_backend.authorize_security_group_ingress(*process_rules_from_querystring(self.querystring))
return AUTHORIZE_SECURITY_GROUP_INGRESS_REPONSE
def create_security_group(self):
name = self.querystring.get('GroupName')[0]
@ -25,6 +43,7 @@ class SecurityGroups(object):
return template.render(group=group)
def delete_security_group(self):
# TODO this should raise an error if there are instances in the group. See http://docs.aws.amazon.com/AWSEC2/latest/APIReference/ApiReference-query-DeleteSecurityGroup.html
name = self.querystring.get('GroupName')[0]
group = ec2_backend.delete_security_group(name)
@ -42,7 +61,10 @@ class SecurityGroups(object):
raise NotImplementedError('SecurityGroups.revoke_security_group_egress is not yet implemented')
def revoke_security_group_ingress(self):
raise NotImplementedError('SecurityGroups.revoke_security_group_ingress is not yet implemented')
success = ec2_backend.revoke_security_group_ingress(*process_rules_from_querystring(self.querystring))
if not success:
return "Could not find a matching ingress rule", dict(status=404)
return REVOKE_SECURITY_GROUP_INGRESS_REPONSE
CREATE_SECURITY_GROUP_RESPONSE = """<CreateSecurityGroupResponse xmlns="http://ec2.amazonaws.com/doc/2012-12-01/">
@ -67,20 +89,42 @@ DESCRIBE_SECURITY_GROUPS_RESPONSE = """<DescribeSecurityGroupsResponse xmlns="ht
<groupDescription>{{ group.description }}</groupDescription>
<vpcId/>
<ipPermissions>
<item>
<ipProtocol>tcp</ipProtocol>
<fromPort>80</fromPort>
<toPort>80</toPort>
<groups/>
<ipRanges>
<item>
<cidrIp>0.0.0.0/0</cidrIp>
</item>
</ipRanges>
</item>
{% for rule in group.ingress_rules %}
<item>
<ipProtocol>{{ rule.ip_protocol }}</ipProtocol>
<fromPort>{{ rule.from_port }}</fromPort>
<toPort>{{ rule.to_port }}</toPort>
<groups>
{% for source_group in rule.source_groups %}
<item>
<userId>111122223333</userId>
<groupId>{{ source_group.id }}</groupId>
<groupName>{{ source_group.name }}</groupName>
</item>
{% endfor %}
</groups>
<ipRanges>
{% for ip_range in rule.ip_ranges %}
<item>
<cidrIp>{{ ip_range }}</cidrIp>
</item>
{% endfor %}
</ipRanges>
</item>
{% endfor %}
</ipPermissions>
<ipPermissionsEgress/>
</item>
{% endfor %}
</securityGroupInfo>
</DescribeSecurityGroupsResponse>"""
</DescribeSecurityGroupsResponse>"""
AUTHORIZE_SECURITY_GROUP_INGRESS_REPONSE = """<AuthorizeSecurityGroupIngressResponse xmlns="http://ec2.amazonaws.com/doc/2012-12-01/">
<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
<return>true</return>
</AuthorizeSecurityGroupIngressResponse>"""
REVOKE_SECURITY_GROUP_INGRESS_REPONSE = """<RevokeSecurityGroupIngressResponse xmlns="http://ec2.amazonaws.com/doc/2012-12-01/">
<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
<return>true</return>
</RevokeSecurityGroupIngressResponse>"""

View File

@ -39,3 +39,48 @@ def test_deleting_security_groups():
# Delete by group id
conn.delete_security_group(security_group1.id)
conn.get_all_security_groups().should.have.length_of(0)
@mock_ec2
def test_authorize_ip_range_and_revoke():
conn = boto.connect_ec2('the_key', 'the_secret')
security_group = conn.create_security_group('test', 'test')
success = security_group.authorize(ip_protocol="tcp", from_port="22", to_port="2222", cidr_ip="123.123.123.123/32")
assert success.should.be.true
security_group = conn.get_all_security_groups()[0]
int(security_group.rules[0].to_port).should.equal(2222)
security_group.rules[0].grants[0].cidr_ip.should.equal("123.123.123.123/32")
# Wrong Cidr should throw error
security_group.revoke.when.called_with(ip_protocol="tcp", from_port="22", to_port="2222", cidr_ip="123.123.123.122/32").should.throw(EC2ResponseError)
# Actually revoke
security_group.revoke(ip_protocol="tcp", from_port="22", to_port="2222", cidr_ip="123.123.123.123/32")
security_group = conn.get_all_security_groups()[0]
security_group.rules.should.have.length_of(0)
@mock_ec2
def test_authorize_other_group_and_revoke():
conn = boto.connect_ec2('the_key', 'the_secret')
security_group = conn.create_security_group('test', 'test')
other_security_group = conn.create_security_group('other', 'other')
wrong_group = conn.create_security_group('wrong', 'wrong')
success = security_group.authorize(ip_protocol="tcp", from_port="22", to_port="2222", src_group=other_security_group)
assert success.should.be.true
security_group = [group for group in conn.get_all_security_groups() if group.name == 'test'][0]
int(security_group.rules[0].to_port).should.equal(2222)
security_group.rules[0].grants[0].group_id.should.equal(other_security_group.id)
# Wrong source group should throw error
security_group.revoke.when.called_with(ip_protocol="tcp", from_port="22", to_port="2222", src_group=wrong_group).should.throw(EC2ResponseError)
# Actually revoke
security_group.revoke(ip_protocol="tcp", from_port="22", to_port="2222", src_group=other_security_group)
security_group = [group for group in conn.get_all_security_groups() if group.name == 'test'][0]
security_group.rules.should.have.length_of(0)