mirror of
https://github.com/fog/fog-aws.git
synced 2022-11-09 13:50:52 -05:00
041d15fff3
* need to return subnet id in instance mocks * subnet -> network interfaces relationship * move addresses to and from vpcs * bump compute api version to 2016-11-15 * [mock] set dnsname for instance if the vpc is setup for it
265 lines
14 KiB
Ruby
265 lines
14 KiB
Ruby
module Fog
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module Compute
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class AWS
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class Real
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require 'fog/aws/parsers/compute/describe_instances'
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# Describe all or specified instances
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#
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# ==== Parameters
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# * filters<~Hash> - List of filters to limit results with
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# * Also allows for passing of optional parameters to fetch instances in batches:
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# * 'maxResults' - The number of instances to return for the request
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# * 'nextToken' - The token to fetch the next set of items. This is returned by a previous request.
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# ==== Returns
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# * response<~Excon::Response>:
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# * body<~Hash>:
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# * 'requestId'<~String> - Id of request
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# * 'nextToken' - The token to use when requesting the next set of items when fetching items in batches.
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# * 'reservationSet'<~Array>:
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# * 'groupSet'<~Array> - Group names for reservation
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# * 'ownerId'<~String> - AWS Access Key ID of reservation owner
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# * 'reservationId'<~String> - Id of the reservation
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# * 'instancesSet'<~Array>:
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# * instance<~Hash>:
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# * 'architecture'<~String> - architecture of image in [i386, x86_64]
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# * 'amiLaunchIndex'<~Integer> - reference to instance in launch group
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# * 'blockDeviceMapping'<~Array>
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# * 'attachTime'<~Time> - time of volume attachment
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# * 'deleteOnTermination'<~Boolean> - whether or not to delete volume on termination
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# * 'deviceName'<~String> - specifies how volume is exposed to instance
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# * 'status'<~String> - status of attached volume
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# * 'volumeId'<~String> - Id of attached volume
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# * 'dnsName'<~String> - public dns name, blank until instance is running
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# * 'ebsOptimized'<~Boolean> - Whether the instance is optimized for EBS I/O
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# * 'imageId'<~String> - image id of ami used to launch instance
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# * 'instanceId'<~String> - id of the instance
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# * 'instanceState'<~Hash>:
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# * 'code'<~Integer> - current status code
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# * 'name'<~String> - current status name
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# * 'instanceType'<~String> - type of instance
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# * 'ipAddress'<~String> - public ip address assigned to instance
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# * 'kernelId'<~String> - id of kernel used to launch instance
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# * 'keyName'<~String> - name of key used launch instances or blank
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# * 'launchTime'<~Time> - time instance was launched
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# * 'monitoring'<~Hash>:
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# * 'state'<~Boolean - state of monitoring
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# * 'placement'<~Hash>:
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# * 'availabilityZone'<~String> - Availability zone of the instance
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# * 'platform'<~String> - Platform of the instance (e.g., Windows).
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# * 'productCodes'<~Array> - Product codes for the instance
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# * 'privateDnsName'<~String> - private dns name, blank until instance is running
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# * 'privateIpAddress'<~String> - private ip address assigned to instance
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# * 'rootDeviceName'<~String> - specifies how the root device is exposed to the instance
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# * 'rootDeviceType'<~String> - root device type used by AMI in [ebs, instance-store]
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# * 'ramdiskId'<~String> - Id of ramdisk used to launch instance
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# * 'reason'<~String> - reason for most recent state transition, or blank
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#
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# {Amazon API Reference}[http://docs.amazonwebservices.com/AWSEC2/latest/APIReference/ApiReference-query-DescribeInstances.html]
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def describe_instances(filters = {})
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unless filters.is_a?(Hash)
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Fog::Logger.deprecation("describe_instances with #{filters.class} param is deprecated, use describe_instances('instance-id' => []) instead [light_black](#{caller.first})[/]")
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filters = {'instance-id' => [*filters]}
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end
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params = {}
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next_token = filters.delete('nextToken') || filters.delete('NextToken')
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max_results = filters.delete('maxResults') || filters.delete('MaxResults')
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if filters['instance-id']
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instance_ids = filters.delete('instance-id')
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instance_ids = [instance_ids] unless instance_ids.is_a?(Array)
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instance_ids.each_with_index do |id, index|
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params.merge!("InstanceId.#{index}" => id)
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end
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end
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params['NextToken'] = next_token if next_token
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params['MaxResults'] = max_results if max_results
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params.merge!(Fog::AWS.indexed_filters(filters))
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request({
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'Action' => 'DescribeInstances',
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:idempotent => true,
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:parser => Fog::Parsers::Compute::AWS::DescribeInstances.new
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}.merge!(params))
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end
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end
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class Mock
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def describe_instances(filters = {})
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unless filters.is_a?(Hash)
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Fog::Logger.deprecation("describe_instances with #{filters.class} param is deprecated, use describe_instances('instance-id' => []) instead [light_black](#{caller.first})[/]")
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filters = {'instance-id' => [*filters]}
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end
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response = Excon::Response.new
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instance_set = self.data[:instances].values
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instance_set = apply_tag_filters(instance_set, filters, 'instanceId')
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aliases = {
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'architecture' => 'architecture',
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'availability-zone' => 'availabilityZone',
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'client-token' => 'clientToken',
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'dns-name' => 'dnsName',
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'group-id' => 'groupId',
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'image-id' => 'imageId',
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'instance-id' => 'instanceId',
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'instance-lifecycle' => 'instanceLifecycle',
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'instance-type' => 'instanceType',
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'ip-address' => 'ipAddress',
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'kernel-id' => 'kernelId',
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'key-name' => 'key-name',
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'launch-index' => 'launchIndex',
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'launch-time' => 'launchTime',
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'monitoring-state' => 'monitoringState',
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'owner-id' => 'ownerId',
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'placement-group-name' => 'placementGroupName',
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'platform' => 'platform',
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'private-dns-name' => 'privateDnsName',
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'private-ip-address' => 'privateIpAddress',
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'product-code' => 'productCode',
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'ramdisk-id' => 'ramdiskId',
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'reason' => 'reason',
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'requester-id' => 'requesterId',
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'reservation-id' => 'reservationId',
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'root-device-name' => 'rootDeviceName',
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'root-device-type' => 'rootDeviceType',
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'spot-instance-request-id' => 'spotInstanceRequestId',
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'subnet-id' => 'subnetId',
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'virtualization-type' => 'virtualizationType',
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'vpc-id' => 'vpcId'
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}
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block_device_mapping_aliases = {
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'attach-time' => 'attachTime',
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'delete-on-termination' => 'deleteOnTermination',
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'device-name' => 'deviceName',
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'status' => 'status',
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'volume-id' => 'volumeId',
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}
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instance_state_aliases = {
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'code' => 'code',
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'name' => 'name'
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}
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state_reason_aliases = {
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'code' => 'code',
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'message' => 'message'
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}
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for filter_key, filter_value in filters
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if block_device_mapping_key = filter_key.split('block-device-mapping.')[1]
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aliased_key = block_device_mapping_aliases[block_device_mapping_key]
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instance_set = instance_set.reject{|instance| !instance['blockDeviceMapping'].find {|block_device_mapping| [*filter_value].include?(block_device_mapping[aliased_key])}}
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elsif instance_state_key = filter_key.split('instance-state-')[1]
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aliased_key = instance_state_aliases[instance_state_key]
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instance_set = instance_set.reject{|instance| ![*filter_value].include?(instance['instanceState'][aliased_key])}
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elsif state_reason_key = filter_key.split('state-reason-')[1]
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aliased_key = state_reason_aliases[state_reason_key]
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instance_set = instance_set.reject{|instance| ![*filter_value].include?(instance['stateReason'][aliased_key])}
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elsif filter_key == "availability-zone"
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aliased_key = aliases[filter_key]
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instance_set = instance_set.reject{|instance| ![*filter_value].include?(instance['placement'][aliased_key])}
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elsif filter_key == "group-name"
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instance_set = instance_set.reject {|instance| !instance['groupSet'].include?(filter_value)}
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elsif filter_key == "group-id"
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group_ids = [*filter_value]
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security_group_names = self.data[:security_groups].values.select { |sg| group_ids.include?(sg['groupId']) }.map { |sg| sg['groupName'] }
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instance_set = instance_set.reject {|instance| (security_group_names & instance['groupSet']).empty?}
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else
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aliased_key = aliases[filter_key]
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instance_set = instance_set.reject {|instance| ![*filter_value].include?(instance[aliased_key])}
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end
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end
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brand_new_instances = instance_set.select do |instance|
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instance['instanceState']['name'] == 'pending' &&
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Time.now - instance['launchTime'] < Fog::Mock.delay * 2
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end
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# Error if filtering for a brand new instance directly
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if (filters['instance-id'] || filters['instanceId']) && !brand_new_instances.empty?
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raise Fog::Compute::AWS::NotFound.new("The instance ID '#{brand_new_instances.first['instanceId']}' does not exist")
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end
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# Otherwise don't include it in the list
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instance_set = instance_set.reject {|instance| brand_new_instances.include?(instance) }
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response.status = 200
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reservation_set = {}
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instance_set.each do |instance|
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case instance['instanceState']['name']
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when 'pending'
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if Time.now - instance['launchTime'] >= Fog::Mock.delay * 2
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instance['ipAddress'] = Fog::AWS::Mock.ip_address
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instance['originalIpAddress'] = instance['ipAddress']
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instance['dnsName'] = Fog::AWS::Mock.dns_name_for(instance['ipAddress'])
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instance['instanceState'] = { 'code' => 16, 'name' => 'running' }
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end
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when 'rebooting'
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instance['instanceState'] = { 'code' => 16, 'name' => 'running' }
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when 'stopping'
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instance['instanceState'] = { 'code' => 0, 'name' => 'stopped' }
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instance['stateReason'] = { 'code' => 0 }
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when 'shutting-down'
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if Time.now - self.data[:deleted_at][instance['instanceId']] >= Fog::Mock.delay * 2
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self.data[:deleted_at].delete(instance['instanceId'])
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self.data[:instances].delete(instance['instanceId'])
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elsif Time.now - self.data[:deleted_at][instance['instanceId']] >= Fog::Mock.delay
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instance['instanceState'] = { 'code' => 48, 'name' => 'terminating' }
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end
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when 'terminating'
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if Time.now - self.data[:deleted_at][instance['instanceId']] >= Fog::Mock.delay
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self.data[:deleted_at].delete(instance['instanceId'])
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self.data[:instances].delete(instance['instanceId'])
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end
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end
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if self.data[:instances][instance['instanceId']]
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nics = self.data[:network_interfaces].select{|ni,ni_conf|
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ni_conf['attachment']['instanceId'] == instance['instanceId']
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}
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instance['networkInterfaces'] = nics.map{|ni,ni_conf|
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{
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'ownerId' => ni_conf['ownerId'],
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'subnetId' => ni_conf['subnetId'],
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'vpcId' => ni_conf['vpcId'],
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'networkInterfaceId' => ni_conf['networkInterfaceId'],
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'groupSet' => ni_conf['groupSet'],
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'attachmentId' => ni_conf['attachment']['attachmentId']
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}
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}
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if nics.count > 0
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instance['privateIpAddress'] = nics.sort_by {|ni, ni_conf|
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ni_conf['attachment']['deviceIndex']
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}.map{ |ni, ni_conf| ni_conf['privateIpAddress'] }.first
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instance['privateDnsName'] = Fog::AWS::Mock.private_dns_name_for(instance['privateIpAddress'])
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else
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instance['privateIpAddress'] = ''
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instance['privateDnsName'] = ''
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end
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reservation_set[instance['reservationId']] ||= {
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'groupSet' => instance['groupSet'],
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'groupIds' => instance['groupIds'],
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'instancesSet' => [],
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'ownerId' => instance['ownerId'],
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'reservationId' => instance['reservationId']
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}
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reservation_set[instance['reservationId']]['instancesSet'] << instance.reject{|key,value| !['amiLaunchIndex', 'architecture', 'blockDeviceMapping', 'clientToken', 'dnsName', 'ebsOptimized', 'hypervisor', 'iamInstanceProfile', 'imageId', 'instanceId', 'instanceState', 'instanceType', 'ipAddress', 'kernelId', 'keyName', 'launchTime', 'monitoring', 'networkInterfaces', 'ownerId', 'placement', 'platform', 'privateDnsName', 'privateIpAddress', 'productCodes', 'ramdiskId', 'reason', 'rootDeviceName', 'rootDeviceType', 'stateReason', 'subnetId', 'virtualizationType'].include?(key)}.merge('tagSet' => self.data[:tag_sets][instance['instanceId']])
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end
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end
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response.body = {
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'requestId' => Fog::AWS::Mock.request_id,
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'reservationSet' => reservation_set.values
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}
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response
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end
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end
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end
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end
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end
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