add security group ingress rules
This commit is contained in:
Steve Pulec
parent
31f992fbe5
commit
1c8af2881a
@ -193,11 +193,35 @@ class RegionsAndZonesBackend(object):
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return self.zones
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class SecurityRule(object):
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def __init__(self, ip_protocol, from_port, to_port, ip_ranges, source_groups):
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self.ip_protocol = ip_protocol
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self.from_port = from_port
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self.to_port = to_port
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self.ip_ranges = ip_ranges or []
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self.source_groups = source_groups
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@property
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def unique_representation(self):
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return "{}-{}-{}-{}-{}".format(
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self.ip_protocol,
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self.from_port,
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self.to_port,
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self.ip_ranges,
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self.source_groups
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)
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def __eq__(self, other):
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return self.unique_representation == other.unique_representation
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class SecurityGroup(object):
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def __init__(self, group_id, name, description):
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self.id = group_id
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self.name = name
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self.description = description
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self.ingress_rules = []
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self.egress_rules = []
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class SecurityGroupBackend(object):
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@ -232,6 +256,28 @@ class SecurityGroupBackend(object):
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if group.name == name:
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return group
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def authorize_security_group_ingress(self, group_name, ip_protocol, from_port, to_port, ip_ranges=None, source_group_names=None):
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group = self.get_security_group_from_name(group_name)
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source_groups = []
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for source_group_name in source_group_names:
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source_groups.append(self.get_security_group_from_name(source_group_name))
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security_rule = SecurityRule(ip_protocol, from_port, to_port, ip_ranges, source_groups)
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group.ingress_rules.append(security_rule)
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def revoke_security_group_ingress(self, group_name, ip_protocol, from_port, to_port, ip_ranges=None, source_group_names=None):
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group = self.get_security_group_from_name(group_name)
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source_groups = []
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for source_group_name in source_group_names:
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source_groups.append(self.get_security_group_from_name(source_group_name))
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security_rule = SecurityRule(ip_protocol, from_port, to_port, ip_ranges, source_groups)
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if security_rule in group.ingress_rules:
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group.ingress_rules.remove(security_rule)
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return security_rule
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return False
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class EC2Backend(BaseBackend, InstanceBackend, TagBackend, AmiBackend, RegionsAndZonesBackend, SecurityGroupBackend):
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pass
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@ -4,6 +4,23 @@ from moto.ec2.models import ec2_backend
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from moto.ec2.utils import resource_ids_from_querystring
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def process_rules_from_querystring(querystring):
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name = querystring.get('GroupName')[0]
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ip_protocol = querystring.get('IpPermissions.1.IpProtocol')[0]
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from_port = querystring.get('IpPermissions.1.FromPort')[0]
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to_port = querystring.get('IpPermissions.1.ToPort')[0]
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ip_ranges = []
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for key, value in querystring.iteritems():
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if 'IpPermissions.1.IpRanges' in key:
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ip_ranges.append(value[0])
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source_groups = []
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for key, value in querystring.iteritems():
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if 'IpPermissions.1.Groups' in key:
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source_groups.append(value[0])
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return (name, ip_protocol, from_port, to_port, ip_ranges, source_groups)
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class SecurityGroups(object):
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def __init__(self, querystring):
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self.querystring = querystring
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@ -12,7 +29,8 @@ class SecurityGroups(object):
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raise NotImplementedError('SecurityGroups.authorize_security_group_egress is not yet implemented')
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def authorize_security_group_ingress(self):
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raise NotImplementedError('SecurityGroups.authorize_security_group_ingress is not yet implemented')
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ec2_backend.authorize_security_group_ingress(*process_rules_from_querystring(self.querystring))
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return AUTHORIZE_SECURITY_GROUP_INGRESS_REPONSE
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def create_security_group(self):
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name = self.querystring.get('GroupName')[0]
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@ -25,6 +43,7 @@ class SecurityGroups(object):
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return template.render(group=group)
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def delete_security_group(self):
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# 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
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name = self.querystring.get('GroupName')[0]
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group = ec2_backend.delete_security_group(name)
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@ -42,7 +61,10 @@ class SecurityGroups(object):
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raise NotImplementedError('SecurityGroups.revoke_security_group_egress is not yet implemented')
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def revoke_security_group_ingress(self):
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raise NotImplementedError('SecurityGroups.revoke_security_group_ingress is not yet implemented')
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success = ec2_backend.revoke_security_group_ingress(*process_rules_from_querystring(self.querystring))
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if not success:
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return "Could not find a matching ingress rule", dict(status=404)
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return REVOKE_SECURITY_GROUP_INGRESS_REPONSE
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CREATE_SECURITY_GROUP_RESPONSE = """<CreateSecurityGroupResponse xmlns="http://ec2.amazonaws.com/doc/2012-12-01/">
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@ -67,20 +89,42 @@ DESCRIBE_SECURITY_GROUPS_RESPONSE = """<DescribeSecurityGroupsResponse xmlns="ht
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<groupDescription>{{ group.description }}</groupDescription>
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<vpcId/>
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<ipPermissions>
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{% for rule in group.ingress_rules %}
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<item>
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<ipProtocol>tcp</ipProtocol>
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<fromPort>80</fromPort>
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<toPort>80</toPort>
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<groups/>
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<ipRanges>
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<ipProtocol>{{ rule.ip_protocol }}</ipProtocol>
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<fromPort>{{ rule.from_port }}</fromPort>
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<toPort>{{ rule.to_port }}</toPort>
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<groups>
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{% for source_group in rule.source_groups %}
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<item>
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<cidrIp>0.0.0.0/0</cidrIp>
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<userId>111122223333</userId>
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<groupId>{{ source_group.id }}</groupId>
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<groupName>{{ source_group.name }}</groupName>
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</item>
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{% endfor %}
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</groups>
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<ipRanges>
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{% for ip_range in rule.ip_ranges %}
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<item>
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<cidrIp>{{ ip_range }}</cidrIp>
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</item>
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{% endfor %}
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</ipRanges>
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</item>
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{% endfor %}
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</ipPermissions>
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<ipPermissionsEgress/>
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</item>
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{% endfor %}
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</securityGroupInfo>
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</DescribeSecurityGroupsResponse>"""
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AUTHORIZE_SECURITY_GROUP_INGRESS_REPONSE = """<AuthorizeSecurityGroupIngressResponse xmlns="http://ec2.amazonaws.com/doc/2012-12-01/">
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<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
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<return>true</return>
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</AuthorizeSecurityGroupIngressResponse>"""
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REVOKE_SECURITY_GROUP_INGRESS_REPONSE = """<RevokeSecurityGroupIngressResponse xmlns="http://ec2.amazonaws.com/doc/2012-12-01/">
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<requestId>59dbff89-35bd-4eac-99ed-be587EXAMPLE</requestId>
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<return>true</return>
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</RevokeSecurityGroupIngressResponse>"""
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@ -39,3 +39,48 @@ def test_deleting_security_groups():
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# Delete by group id
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conn.delete_security_group(security_group1.id)
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conn.get_all_security_groups().should.have.length_of(0)
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@mock_ec2
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def test_authorize_ip_range_and_revoke():
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conn = boto.connect_ec2('the_key', 'the_secret')
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security_group = conn.create_security_group('test', 'test')
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success = security_group.authorize(ip_protocol="tcp", from_port="22", to_port="2222", cidr_ip="123.123.123.123/32")
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assert success.should.be.true
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security_group = conn.get_all_security_groups()[0]
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int(security_group.rules[0].to_port).should.equal(2222)
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security_group.rules[0].grants[0].cidr_ip.should.equal("123.123.123.123/32")
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# Wrong Cidr should throw error
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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)
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# Actually revoke
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security_group.revoke(ip_protocol="tcp", from_port="22", to_port="2222", cidr_ip="123.123.123.123/32")
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security_group = conn.get_all_security_groups()[0]
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security_group.rules.should.have.length_of(0)
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@mock_ec2
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def test_authorize_other_group_and_revoke():
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conn = boto.connect_ec2('the_key', 'the_secret')
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security_group = conn.create_security_group('test', 'test')
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other_security_group = conn.create_security_group('other', 'other')
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wrong_group = conn.create_security_group('wrong', 'wrong')
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success = security_group.authorize(ip_protocol="tcp", from_port="22", to_port="2222", src_group=other_security_group)
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assert success.should.be.true
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security_group = [group for group in conn.get_all_security_groups() if group.name == 'test'][0]
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int(security_group.rules[0].to_port).should.equal(2222)
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security_group.rules[0].grants[0].group_id.should.equal(other_security_group.id)
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# Wrong source group should throw error
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security_group.revoke.when.called_with(ip_protocol="tcp", from_port="22", to_port="2222", src_group=wrong_group).should.throw(EC2ResponseError)
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# Actually revoke
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security_group.revoke(ip_protocol="tcp", from_port="22", to_port="2222", src_group=other_security_group)
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security_group = [group for group in conn.get_all_security_groups() if group.name == 'test'][0]
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security_group.rules.should.have.length_of(0)
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