moto/moto/opsworks/models.py
2016-04-15 15:44:38 -04:00

489 lines
19 KiB
Python

from __future__ import unicode_literals
from moto.core import BaseBackend
from moto.ec2 import ec2_backends
import uuid
import datetime
from random import choice
from .exceptions import ResourceNotFoundException, ValidationException
class OpsworkInstance(object):
"""
opsworks maintains its own set of ec2 instance metadata.
This metadata exists before any instance reservations are made, and is
used to populate a reservation request when "start" is called
"""
def __init__(self, stack_id, layer_ids, instance_type, ec2_backend,
auto_scale_type=None,
hostname=None,
os=None,
ami_id="ami-08111162",
ssh_keyname=None,
availability_zone=None,
virtualization_type="hvm",
subnet_id=None,
architecture="x86_64",
root_device_type="ebs",
block_device_mappings=None,
install_updates_on_boot=True,
ebs_optimized=False,
agent_version="INHERIT",
instance_profile_arn=None,
associate_public_ip=None,
security_group_ids=None):
self.ec2_backend = ec2_backend
self.instance_profile_arn = instance_profile_arn
self.agent_version = agent_version
self.ebs_optimized = ebs_optimized
self.install_updates_on_boot = install_updates_on_boot
self.architecture = architecture
self.virtualization_type = virtualization_type
self.ami_id = ami_id
self.auto_scale_type = auto_scale_type
self.instance_type = instance_type
self.layer_ids = layer_ids
self.stack_id = stack_id
# may not be totally accurate defaults; instance-type dependent
self.root_device_type = root_device_type
self.block_device_mappings = block_device_mappings
if self.block_device_mappings is None:
self.block_device_mappings = [{
'DeviceName': 'ROOT_DEVICE',
'Ebs': {
'VolumeSize': 8,
'VolumeType': 'gp2'
}
}]
self.security_group_ids = security_group_ids
if self.security_group_ids is None:
self.security_group_ids = []
self.os = os
self.hostname = hostname
self.ssh_keyname = ssh_keyname
self.availability_zone = availability_zone
self.subnet_id = subnet_id
self.associate_public_ip = associate_public_ip
self.instance = None
self.reported_os = {}
self.infrastructure_class = "ec2 (fixed)"
self.platform = "linux (fixed)"
self.id = "{}".format(uuid.uuid4())
self.created_at = datetime.datetime.utcnow()
def start(self):
"""
create an ec2 reservation if one doesn't already exist and call
start_instance. Update instance attributes to the newly created instance
attributes
"""
if self.instances is None:
reservation = self.ec2_backend.add_instances(
image_id=self.ami_id,
count=1,
user_data="",
security_group_names=[],
security_group_ids=self.security_group_ids,
instance_type=self.instance_type,
key_name=self.ssh_keyname,
ebs_optimized=self.ebs_optimized,
subnet_id=self.subnet_id,
associate_public_ip=self.associate_public_ip,
)
self.instance = reservation.instances[0]
self.reported_os = {
'Family': 'rhel (fixed)',
'Name': 'amazon (fixed)',
'Version': '2016.03 (fixed)'
}
self.platform = self.instance.platform
self.security_group_ids = self.instance.security_groups
self.architecture = self.instance.architecture
self.virtualization_type = self.instance.virtualization_type
self.subnet_id = self.instance.subnet_id
self.ec2_backend.start_instances([self.instance.id])
@property
def status(self):
if self.instance is None:
return "stopped"
return self.instance._state.name
def to_dict(self):
d = {
"AgentVersion": self.agent_version,
"Architecture": self.architecture,
"AvailabilityZone": self.availability_zone,
"BlockDeviceMappings": self.block_device_mappings,
"CreatedAt": self.created_at.isoformat(),
"EbsOptimized": self.ebs_optimized,
"InstanceId": self.id,
"Hostname": self.hostname,
"InfrastructureClass": self.infrastructure_class,
"InstallUpdatesOnBoot": self.install_updates_on_boot,
"InstanceType": self.instance_type,
"LayerIds": self.layer_ids,
"Os": self.os,
"Platform": self.platform,
"ReportedOs": self.reported_os,
"RootDeviceType": self.root_device_type,
"SecurityGroupIds": self.security_group_ids,
"AmiId": self.ami_id,
"Status": self.status,
}
if self.ssh_keyname is not None:
d.update({"SshKeyName": self.ssh_keyname})
if self.auto_scale_type is not None:
d.update({"AutoScaleType": self.auto_scale_type})
if self.instance is not None:
del d['AmiId']
d.update({"Ec2InstanceId": self.instance.id})
d.update({"ReportedAgentVersion": "2425-20160406102508 (fixed)"})
d.update({"RootDeviceVolumeId": "vol-a20e450a (fixed)"})
if self.ssh_keyname is not None:
d.update({"SshHostDsaKeyFingerprint": "24:36:32:fe:d8:5f:9c:18:b1:ad:37:e9:eb:e8:69:58 (fixed)"})
d.update({"SshHostRsaKeyFingerprint": "3c:bd:37:52:d7:ca:67:e1:6e:4b:ac:31:86:79:f5:6c (fixed)"})
return d
class Layer(object):
def __init__(self, stack_id, type, name, shortname,
attributes=None,
custom_instance_profile_arn=None,
custom_json=None,
custom_security_group_ids=None,
packages=None,
volume_configurations=None,
enable_autohealing=None,
auto_assign_elastic_ips=None,
auto_assign_public_ips=None,
custom_recipes=None,
install_updates_on_boot=None,
use_ebs_optimized_instances=None,
lifecycle_event_configuration=None):
self.stack_id = stack_id
self.type = type
self.name = name
self.shortname = shortname
self.attributes = attributes
if attributes is None:
self.attributes = {
'BundlerVersion': None,
'EcsClusterArn': None,
'EnableHaproxyStats': None,
'GangliaPassword': None,
'GangliaUrl': None,
'GangliaUser': None,
'HaproxyHealthCheckMethod': None,
'HaproxyHealthCheckUrl': None,
'HaproxyStatsPassword': None,
'HaproxyStatsUrl': None,
'HaproxyStatsUser': None,
'JavaAppServer': None,
'JavaAppServerVersion': None,
'Jvm': None,
'JvmOptions': None,
'JvmVersion': None,
'ManageBundler': None,
'MemcachedMemory': None,
'MysqlRootPassword': None,
'MysqlRootPasswordUbiquitous': None,
'NodejsVersion': None,
'PassengerVersion': None,
'RailsStack': None,
'RubyVersion': None,
'RubygemsVersion': None
} # May not be accurate
self.packages = packages
if packages is None:
self.packages = packages
self.custom_recipes = custom_recipes
if custom_recipes is None:
self.custom_recipes = {
'Configure': [],
'Deploy': [],
'Setup': [],
'Shutdown': [],
'Undeploy': [],
}
self.custom_security_group_ids = custom_security_group_ids
if custom_security_group_ids is None:
self.custom_security_group_ids = []
self.lifecycle_event_configuration = lifecycle_event_configuration
if lifecycle_event_configuration is None:
self.lifecycle_event_configuration = {
"Shutdown": {"DelayUntilElbConnectionsDrained": False}
}
self.volume_configurations = volume_configurations
if volume_configurations is None:
self.volume_configurations = []
self.custom_instance_profile_arn = custom_instance_profile_arn
self.custom_json = custom_json
self.enable_autohealing = enable_autohealing
self.auto_assign_elastic_ips = auto_assign_elastic_ips
self.auto_assign_public_ips = auto_assign_public_ips
self.install_updates_on_boot = install_updates_on_boot
self.use_ebs_optimized_instances = use_ebs_optimized_instances
self.id = "{}".format(uuid.uuid4())
self.created_at = datetime.datetime.utcnow()
def __eq__(self, other):
return self.id == other.id
def to_dict(self):
d = {
"Attributes": self.attributes,
"AutoAssignElasticIps": self.auto_assign_elastic_ips,
"AutoAssignPublicIps": self.auto_assign_public_ips,
"CreatedAt": self.created_at.isoformat(),
"CustomRecipes": self.custom_recipes,
"CustomSecurityGroupIds": self.custom_security_group_ids,
"DefaultRecipes": {
"Configure": [],
"Setup": [],
"Shutdown": [],
"Undeploy": []
}, # May not be accurate
"DefaultSecurityGroupNames": ['AWS-OpsWorks-Custom-Server'],
"EnableAutoHealing": self.enable_autohealing,
"LayerId": self.id,
"LifecycleEventConfiguration": self.lifecycle_event_configuration,
"Name": self.name,
"Shortname": self.shortname,
"StackId": self.stack_id,
"Type": self.type,
"UseEbsOptimizedInstances": self.use_ebs_optimized_instances,
"VolumeConfigurations": self.volume_configurations,
}
if self.custom_json is not None:
d.update({"CustomJson": self.custom_json})
if self.custom_instance_profile_arn is not None:
d.update({"CustomInstanceProfileArn": self.custom_instance_profile_arn})
return d
class Stack(object):
def __init__(self, name, region, service_role_arn, default_instance_profile_arn,
vpcid="vpc-1f99bf7a",
attributes=None,
default_os='Ubuntu 12.04 LTS',
hostname_theme='Layer_Dependent',
default_availability_zone='us-east-1a',
default_subnet_id='subnet-73981004',
custom_json=None,
configuration_manager=None,
chef_configuration=None,
use_custom_cookbooks=False,
use_opsworks_security_groups=True,
custom_cookbooks_source=None,
default_ssh_keyname=None,
default_root_device_type='instance-store',
agent_version='LATEST'):
self.name = name
self.region = region
self.service_role_arn = service_role_arn
self.default_instance_profile_arn = default_instance_profile_arn
self.vpcid = vpcid
self.attributes = attributes
if attributes is None:
self.attributes = {'Color': None}
self.configuration_manager = configuration_manager
if configuration_manager is None:
self.configuration_manager = {'Name': 'Chef', 'Version': '11.4'}
self.chef_configuration = chef_configuration
if chef_configuration is None:
self.chef_configuration = {}
self.custom_cookbooks_source = custom_cookbooks_source
if custom_cookbooks_source is None:
self.custom_cookbooks_source = {}
self.custom_json = custom_json
self.default_ssh_keyname = default_ssh_keyname
self.default_os = default_os
self.hostname_theme = hostname_theme
self.default_availability_zone = default_availability_zone
self.default_subnet_id = default_subnet_id
self.use_custom_cookbooks = use_custom_cookbooks
self.use_opsworks_security_groups = use_opsworks_security_groups
self.default_root_device_type = default_root_device_type
self.agent_version = agent_version
self.id = "{}".format(uuid.uuid4())
self.layers = []
self.apps = []
self.account_number = "123456789012"
self.created_at = datetime.datetime.utcnow()
def __eq__(self, other):
return self.id == other.id
def generate_hostname(self):
# this doesn't match amazon's implementation
return "{theme}-{rand}-(moto)".format(
theme=self.hostname_theme,
rand=[choice("abcdefghijhk") for _ in xrange(4)])
@property
def arn(self):
return "arn:aws:opsworks:{region}:{account_number}:stack/{id}".format(
region=self.region,
account_number=self.account_number,
id=self.id
)
def to_dict(self):
response = {
"AgentVersion": self.agent_version,
"Arn": self.arn,
"Attributes": self.attributes,
"ChefConfiguration": self.chef_configuration,
"ConfigurationManager": self.configuration_manager,
"CreatedAt": self.created_at.isoformat(),
"CustomCookbooksSource": self.custom_cookbooks_source,
"DefaultAvailabilityZone": self.default_availability_zone,
"DefaultInstanceProfileArn": self.default_instance_profile_arn,
"DefaultOs": self.default_os,
"DefaultRootDeviceType": self.default_root_device_type,
"DefaultSshKeyName": self.default_ssh_keyname,
"DefaultSubnetId": self.default_subnet_id,
"HostnameTheme": self.hostname_theme,
"Name": self.name,
"Region": self.region,
"ServiceRoleArn": self.service_role_arn,
"StackId": self.id,
"UseCustomCookbooks": self.use_custom_cookbooks,
"UseOpsworksSecurityGroups": self.use_opsworks_security_groups,
"VpcId": self.vpcid
}
if self.custom_json is not None:
response.update({"CustomJson": self.custom_json})
if self.default_ssh_keyname is not None:
response.update({"DefaultSshKeyName": self.default_ssh_keyname})
return response
class OpsWorksBackend(BaseBackend):
def __init__(self, ec2_backend):
self.stacks = {}
self.layers = {}
self.instances = {}
self.ec2_backend = ec2_backend
def reset(self):
ec2_backend = self.ec2_backend
self.__dict__ = {}
self.__init__(ec2_backend)
def create_stack(self, **kwargs):
stack = Stack(**kwargs)
self.stacks[stack.id] = stack
return stack
def create_layer(self, **kwargs):
name = kwargs['name']
shortname = kwargs['shortname']
stackid = kwargs['stack_id']
if stackid not in self.stacks:
raise ResourceNotFoundException(stackid)
if name in [l.name for l in self.layers.values()]:
raise ValidationException(
'There is already a layer named "{}" '
'for this stack'.format(name))
if shortname in [l.shortname for l in self.layers.values()]:
raise ValidationException(
'There is already a layer with shortname "{}" '
'for this stack'.format(shortname))
layer = Layer(**kwargs)
self.layers[layer.id] = layer
self.stacks[stackid].layers.append(layer)
return layer
def create_instance(self, **kwargs):
stack_id = kwargs['stack_id']
layer_ids = kwargs['layer_ids']
if stack_id not in self.stacks:
raise ResourceNotFoundException(
"Unable to find stack with ID {}".format(stack_id))
unknown_layers = set(layer_ids) - set(self.layers.keys())
if unknown_layers:
raise ResourceNotFoundException(", ".join(unknown_layers))
if any([layer.stack_id != stack_id for layer in self.layers.values()]):
raise ValidationException(
"Please only provide layer IDs from the same stack")
stack = self.stacks[stack_id]
# pick the first to set default instance_profile_arn and
# security_group_ids on the instance.
layer = self.layers[layer_ids[0]]
kwargs.setdefault("hostname", stack.generate_hostname())
kwargs.setdefault("ssh_keyname", stack.default_ssh_keyname)
kwargs.setdefault("availability_zone", stack.default_availability_zone)
kwargs.setdefault("subnet_id", stack.default_subnet_id)
kwargs.setdefault("root_device_type", stack.default_root_device_type)
if layer.custom_instance_profile_arn:
kwargs.setdefault("instance_profile_arn", layer.custom_instance_profile_arn)
kwargs.setdefault("instance_profile_arn", stack.default_instance_profile_arn)
kwargs.setdefault("security_group_ids", layer.custom_security_group_ids)
kwargs.setdefault("associate_public_ip", layer.auto_assign_public_ips)
kwargs.setdefault("ebs_optimized", layer.use_ebs_optimized_instances)
kwargs.update({"ec2_backend": self.ec2_backend})
opsworks_instance = OpsworkInstance(**kwargs)
self.instances[opsworks_instance.id] = opsworks_instance
return opsworks_instance
def describe_stacks(self, stack_ids):
if stack_ids is None:
return [stack.to_dict() for stack in self.stacks.values()]
unknown_stacks = set(stack_ids) - set(self.stacks.keys())
if unknown_stacks:
raise ResourceNotFoundException(", ".join(unknown_stacks))
return [self.stacks[id].to_dict() for id in stack_ids]
def describe_layers(self, stack_id, layer_ids):
if stack_id is not None and layer_ids is not None:
raise ValidationException(
"Please provide one or more layer IDs or a stack ID"
)
if stack_id is not None:
if stack_id not in self.stacks:
raise ResourceNotFoundException(
"Unable to find stack with ID {}".format(stack_id))
return [layer.to_dict() for layer in self.stacks[stack_id].layers]
unknown_layers = set(layer_ids) - set(self.layers.keys())
if unknown_layers:
raise ResourceNotFoundException(", ".join(unknown_layers))
return [self.layers[id].to_dict() for id in layer_ids]
opsworks_backends = {}
for region, ec2_backend in ec2_backends.items():
opsworks_backends[region] = OpsWorksBackend(ec2_backend)