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google.cloud/plugins/modules/gcp_compute_region_backend_service.py
Konstantin Tchernov 1709e47901
Merge b103f42e14 into 99ac225a1a
2025-02-07 05:35:38 +00:00

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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2017 Google
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
# ----------------------------------------------------------------------------
#
# *** AUTO GENERATED CODE *** Type: MMv1 ***
#
# ----------------------------------------------------------------------------
#
# This file is automatically generated by Magic Modules and manual
# changes will be clobbered when the file is regenerated.
#
# Please read more about how to change this file at
# https://www.github.com/GoogleCloudPlatform/magic-modules
#
# ----------------------------------------------------------------------------
from __future__ import absolute_import, division, print_function
__metaclass__ = type
################################################################################
# Documentation
################################################################################
ANSIBLE_METADATA = {'metadata_version': '1.1', 'status': ["preview"], 'supported_by': 'community'}
DOCUMENTATION = '''
---
module: gcp_compute_region_backend_service
description:
- A Region Backend Service defines a regionally-scoped group of virtual machines that
will serve traffic for load balancing.
short_description: Creates a GCP RegionBackendService
author: Google Inc. (@googlecloudplatform)
requirements:
- python >= 2.6
- requests >= 2.18.4
- google-auth >= 1.3.0
options:
state:
description:
- Whether the given object should exist in GCP
choices:
- present
- absent
default: present
type: str
affinity_cookie_ttl_sec:
description:
- Lifetime of cookies in seconds if session_affinity is GENERATED_COOKIE. If set
to 0, the cookie is non-persistent and lasts only until the end of the browser
session (or equivalent). The maximum allowed value for TTL is one day.
- When the load balancing scheme is INTERNAL, this field is not used.
required: false
type: int
backends:
description:
- The set of backends that serve this RegionBackendService.
elements: dict
required: false
type: list
suboptions:
balancing_mode:
description:
- Specifies the balancing mode for this backend.
- 'Some valid choices include: "UTILIZATION", "RATE", "CONNECTION"'
required: false
default: CONNECTION
type: str
capacity_scaler:
description:
- A multiplier applied to the group's maximum servicing capacity (based on
UTILIZATION, RATE or CONNECTION).
- "~>**NOTE**: This field cannot be set for INTERNAL region backend services
(default loadBalancingScheme), but is required for non-INTERNAL backend
service. The total capacity_scaler for all backends must be non-zero."
- A setting of 0 means the group is completely drained, offering 0% of its
available Capacity. Valid range is [0.0,1.0].
required: false
type: str
description:
description:
- An optional description of this resource.
- Provide this property when you create the resource.
required: false
type: str
failover:
description:
- This field designates whether this is a failover backend. More than one
failover backend can be configured for a given RegionBackendService.
required: false
type: bool
group:
description:
- The fully-qualified URL of an Instance Group or Network Endpoint Group resource.
In case of instance group this defines the list of instances that serve
traffic. Member virtual machine instances from each instance group must
live in the same zone as the instance group itself. No two backends in a
backend service are allowed to use same Instance Group resource.
- For Network Endpoint Groups this defines list of endpoints. All endpoints
of Network Endpoint Group must be hosted on instances located in the same
zone as the Network Endpoint Group.
- Backend services cannot mix Instance Group and Network Endpoint Group backends.
- When the `load_balancing_scheme` is INTERNAL, only instance groups are supported.
- Note that you must specify an Instance Group or Network Endpoint Group resource
using the fully-qualified URL, rather than a partial URL.
required: true
type: str
max_connections:
description:
- The max number of simultaneous connections for the group. Can be used with
either CONNECTION or UTILIZATION balancing modes.
- Cannot be set for INTERNAL backend services.
- For CONNECTION mode, either maxConnections or one of maxConnectionsPerInstance
or maxConnectionsPerEndpoint, as appropriate for group type, must be set.
required: false
type: int
max_connections_per_instance:
description:
- The max number of simultaneous connections that a single backend instance
can handle. Cannot be set for INTERNAL backend services.
- This is used to calculate the capacity of the group.
- Can be used in either CONNECTION or UTILIZATION balancing modes.
- For CONNECTION mode, either maxConnections or maxConnectionsPerInstance
must be set.
required: false
type: int
max_connections_per_endpoint:
description:
- The max number of simultaneous connections that a single backend network
endpoint can handle. Cannot be set for INTERNAL backend services.
- This is used to calculate the capacity of the group. Can be used in either
CONNECTION or UTILIZATION balancing modes. For CONNECTION mode, either maxConnections
or maxConnectionsPerEndpoint must be set.
required: false
type: int
max_rate:
description:
- The max requests per second (RPS) of the group. Cannot be set for INTERNAL
backend services.
- Can be used with either RATE or UTILIZATION balancing modes, but required
if RATE mode. Either maxRate or one of maxRatePerInstance or maxRatePerEndpoint,
as appropriate for group type, must be set.
required: false
type: int
max_rate_per_instance:
description:
- The max requests per second (RPS) that a single backend instance can handle.
This is used to calculate the capacity of the group. Can be used in either
balancing mode. For RATE mode, either maxRate or maxRatePerInstance must
be set. Cannot be set for INTERNAL backend services.
required: false
type: str
max_rate_per_endpoint:
description:
- The max requests per second (RPS) that a single backend network endpoint
can handle. This is used to calculate the capacity of the group. Can be
used in either balancing mode. For RATE mode, either maxRate or maxRatePerEndpoint
must be set. Cannot be set for INTERNAL backend services.
required: false
type: str
max_utilization:
description:
- Used when balancingMode is UTILIZATION. This ratio defines the CPU utilization
target for the group. Valid range is [0.0, 1.0].
- Cannot be set for INTERNAL backend services.
required: false
type: str
circuit_breakers:
description:
- Settings controlling the volume of connections to a backend service. This field
is applicable only when the `load_balancing_scheme` is set to INTERNAL_MANAGED
and the `protocol` is set to HTTP, HTTPS, or HTTP2.
required: false
type: dict
suboptions:
max_requests_per_connection:
description:
- Maximum requests for a single backend connection. This parameter is respected
by both the HTTP/1.1 and HTTP/2 implementations. If not specified, there
is no limit. Setting this parameter to 1 will effectively disable keep alive.
required: false
type: int
max_connections:
description:
- The maximum number of connections to the backend cluster.
- Defaults to 1024.
required: false
default: '1024'
type: int
max_pending_requests:
description:
- The maximum number of pending requests to the backend cluster.
- Defaults to 1024.
required: false
default: '1024'
type: int
max_requests:
description:
- The maximum number of parallel requests to the backend cluster.
- Defaults to 1024.
required: false
default: '1024'
type: int
max_retries:
description:
- The maximum number of parallel retries to the backend cluster.
- Defaults to 3.
required: false
default: '3'
type: int
consistent_hash:
description:
- Consistent Hash-based load balancing can be used to provide soft session affinity
based on HTTP headers, cookies or other properties. This load balancing policy
is applicable only for HTTP connections. The affinity to a particular destination
host will be lost when one or more hosts are added/removed from the destination
service. This field specifies parameters that control consistent hashing.
- This field only applies when all of the following are true - * `load_balancing_scheme`
is set to INTERNAL_MANAGED * `protocol` is set to HTTP, HTTPS, or HTTP2 * `locality_lb_policy`
is set to MAGLEV or RING_HASH .
required: false
type: dict
suboptions:
http_cookie:
description:
- Hash is based on HTTP Cookie. This field describes a HTTP cookie that will
be used as the hash key for the consistent hash load balancer. If the cookie
is not present, it will be generated.
- This field is applicable if the sessionAffinity is set to HTTP_COOKIE.
required: false
type: dict
suboptions:
ttl:
description:
- Lifetime of the cookie.
required: false
type: dict
suboptions:
seconds:
description:
- Span of time at a resolution of a second.
- Must be from 0 to 315,576,000,000 inclusive.
required: true
type: int
nanos:
description:
- Span of time that's a fraction of a second at nanosecond resolution.
Durations less than one second are represented with a 0 seconds
field and a positive nanos field. Must be from 0 to 999,999,999
inclusive.
required: false
type: int
name:
description:
- Name of the cookie.
required: false
type: str
path:
description:
- Path to set for the cookie.
required: false
type: str
http_header_name:
description:
- The hash based on the value of the specified header field.
- This field is applicable if the sessionAffinity is set to HEADER_FIELD.
required: false
type: str
minimum_ring_size:
description:
- The minimum number of virtual nodes to use for the hash ring.
- Larger ring sizes result in more granular load distributions. If the number
of hosts in the load balancing pool is larger than the ring size, each host
will be assigned a single virtual node.
- Defaults to 1024.
required: false
default: '1024'
type: int
cdn_policy:
description:
- Cloud CDN configuration for this BackendService.
required: false
type: dict
suboptions:
cache_key_policy:
description:
- The CacheKeyPolicy for this CdnPolicy.
required: false
type: dict
suboptions:
include_host:
description:
- If true requests to different hosts will be cached separately.
required: false
type: bool
include_protocol:
description:
- If true, http and https requests will be cached separately.
required: false
type: bool
include_query_string:
description:
- If true, include query string parameters in the cache key according
to query_string_whitelist and query_string_blacklist. If neither is
set, the entire query string will be included.
- If false, the query string will be excluded from the cache key entirely.
required: false
type: bool
query_string_blacklist:
description:
- Names of query string parameters to exclude in cache keys.
- All other parameters will be included. Either specify query_string_whitelist
or query_string_blacklist, not both.
- "'&' and '=' will be percent encoded and not treated as delimiters."
elements: str
required: false
type: list
query_string_whitelist:
description:
- Names of query string parameters to include in cache keys.
- All other parameters will be excluded. Either specify query_string_whitelist
or query_string_blacklist, not both.
- "'&' and '=' will be percent encoded and not treated as delimiters."
elements: str
required: false
type: list
signed_url_cache_max_age_sec:
description:
- Maximum number of seconds the response to a signed URL request will be considered
fresh, defaults to 1hr (3600s). After this time period, the response will
be revalidated before being served.
- 'When serving responses to signed URL requests, Cloud CDN will internally
behave as though all responses from this backend had a "Cache-Control: public,
max-age=[TTL]" header, regardless of any existing Cache-Control header.
The actual headers served in responses will not be altered.'
required: false
default: '3600'
type: int
default_ttl:
description:
- Specifies the default TTL for cached content served by this origin for responses
that do not have an existing valid TTL (max-age or s-max-age).
required: false
type: int
max_ttl:
description:
- Specifies the maximum allowed TTL for cached content served by this origin.
required: false
type: int
client_ttl:
description:
- Specifies the maximum allowed TTL for cached content served by this origin.
required: false
type: int
negative_caching:
description:
- Negative caching allows per-status code TTLs to be set, in order to apply
fine-grained caching for common errors or redirects.
required: false
type: bool
negative_caching_policy:
description:
- Sets a cache TTL for the specified HTTP status code. negativeCaching must
be enabled to configure negativeCachingPolicy.
- Omitting the policy and leaving negativeCaching enabled will use Cloud CDN's
default cache TTLs.
elements: dict
required: false
type: list
suboptions:
code:
description:
- The HTTP status code to define a TTL against. Only HTTP status codes
300, 301, 308, 404, 405, 410, 421, 451 and 501 can be specified as values,
and you cannot specify a status code more than once.
required: false
type: int
cache_mode:
description:
- Specifies the cache setting for all responses from this backend.
- 'The possible values are: USE_ORIGIN_HEADERS, FORCE_CACHE_ALL and CACHE_ALL_STATIC
.'
- 'Some valid choices include: "USE_ORIGIN_HEADERS", "FORCE_CACHE_ALL", "CACHE_ALL_STATIC"'
required: false
type: str
serve_while_stale:
description:
- Serve existing content from the cache (if available) when revalidating content
with the origin, or when an error is encountered when refreshing the cache.
required: false
type: int
connection_draining:
description:
- Settings for connection draining .
required: false
type: dict
suboptions:
draining_timeout_sec:
description:
- Time for which instance will be drained (not accept new connections, but
still work to finish started).
required: false
default: '300'
type: int
description:
description:
- An optional description of this resource.
required: false
type: str
failover_policy:
description:
- Policy for failovers.
required: false
type: dict
suboptions:
disable_connection_drain_on_failover:
description:
- 'On failover or failback, this field indicates whether connection drain
will be honored. Setting this to true has the following effect: connections
to the old active pool are not drained. Connections to the new active pool
use the timeout of 10 min (currently fixed). Setting to false has the following
effect: both old and new connections will have a drain timeout of 10 min.'
- This can be set to true only if the protocol is TCP.
- The default is false.
required: false
type: bool
drop_traffic_if_unhealthy:
description:
- This option is used only when no healthy VMs are detected in the primary
and backup instance groups. When set to true, traffic is dropped. When set
to false, new connections are sent across all VMs in the primary group.
- The default is false.
required: false
type: bool
failover_ratio:
description:
- The value of the field must be in [0, 1]. If the ratio of the healthy VMs
in the primary backend is at or below this number, traffic arriving at the
load-balanced IP will be directed to the failover backend.
- In case where 'failoverRatio' is not set or all the VMs in the backup backend
are unhealthy, the traffic will be directed back to the primary backend
in the "force" mode, where traffic will be spread to the healthy VMs with
the best effort, or to all VMs when no VM is healthy.
- This field is only used with l4 load balancing.
required: false
type: str
enable_cdn:
description:
- If true, enable Cloud CDN for this RegionBackendService.
required: false
type: bool
health_checks:
description:
- The set of URLs to HealthCheck resources for health checking this RegionBackendService.
Currently at most one health check can be specified.
- A health check must be specified unless the backend service uses an internet
or serverless NEG as a backend.
elements: str
required: false
type: list
load_balancing_scheme:
description:
- Indicates what kind of load balancing this regional backend service will be
used for. A backend service created for one type of load balancing cannot be
used with the other(s).
- 'Some valid choices include: "EXTERNAL", "INTERNAL", "INTERNAL_MANAGED"'
required: false
default: INTERNAL
type: str
locality_lb_policy:
description:
- The load balancing algorithm used within the scope of the locality.
- The possible values are - * ROUND_ROBIN - This is a simple policy in which each
healthy backend is selected in round robin order.
- "* LEAST_REQUEST - An algorithm which selects two random healthy hosts
and picks the host which has fewer active requests."
- "* RING_HASH - The ring/modulo hash load balancer implements consistent hashing
to backends. The algorithm has the property that the addition/removal of a host
from a set of N hosts only affects 1/N of the requests."
- "* RANDOM - The load balancer selects a random healthy host."
- "* ORIGINAL_DESTINATION - Backend host is selected based on the client connection
metadata, i.e., connections are opened to the same address as the destination
address of the incoming connection before the connection was redirected to the
load balancer."
- "* MAGLEV - used as a drop in replacement for the ring hash load balancer."
- Maglev is not as stable as ring hash but has faster table lookup build times
and host selection times. For more information about Maglev, refer to https://ai.google/research/pubs/pub44824
This field is applicable only when the `load_balancing_scheme` is set to INTERNAL_MANAGED
and the `protocol` is set to HTTP, HTTPS, or HTTP2.
- 'Some valid choices include: "ROUND_ROBIN", "LEAST_REQUEST", "RING_HASH", "RANDOM",
"ORIGINAL_DESTINATION", "MAGLEV"'
required: false
type: str
name:
description:
- Name of the resource. Provided by the client when the resource is created. The
name must be 1-63 characters long, and comply with RFC1035. Specifically, the
name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?`
which means the first character must be a lowercase letter, and all following
characters must be a dash, lowercase letter, or digit, except the last character,
which cannot be a dash.
required: true
type: str
outlier_detection:
description:
- Settings controlling eviction of unhealthy hosts from the load balancing pool.
- This field is applicable only when the `load_balancing_scheme` is set to INTERNAL_MANAGED
and the `protocol` is set to HTTP, HTTPS, or HTTP2.
required: false
type: dict
suboptions:
base_ejection_time:
description:
- The base time that a host is ejected for. The real time is equal to the
base time multiplied by the number of times the host has been ejected. Defaults
to 30000ms or 30s.
required: false
type: dict
suboptions:
seconds:
description:
- Span of time at a resolution of a second. Must be from 0 to 315,576,000,000
inclusive.
required: true
type: int
nanos:
description:
- Span of time that's a fraction of a second at nanosecond resolution.
Durations less than one second are represented with a 0 `seconds` field
and a positive `nanos` field. Must be from 0 to 999,999,999 inclusive.
required: false
type: int
consecutive_errors:
description:
- Number of errors before a host is ejected from the connection pool. When
the backend host is accessed over HTTP, a 5xx return code qualifies as an
error.
- Defaults to 5.
required: false
default: '5'
type: int
consecutive_gateway_failure:
description:
- The number of consecutive gateway failures (502, 503, 504 status or connection
errors that are mapped to one of those status codes) before a consecutive
gateway failure ejection occurs. Defaults to 5.
required: false
default: '5'
type: int
enforcing_consecutive_errors:
description:
- The percentage chance that a host will be actually ejected when an outlier
status is detected through consecutive 5xx. This setting can be used to
disable ejection or to ramp it up slowly. Defaults to 100.
required: false
default: '100'
type: int
enforcing_consecutive_gateway_failure:
description:
- The percentage chance that a host will be actually ejected when an outlier
status is detected through consecutive gateway failures. This setting can
be used to disable ejection or to ramp it up slowly. Defaults to 0.
required: false
type: int
default: 0
enforcing_success_rate:
description:
- The percentage chance that a host will be actually ejected when an outlier
status is detected through success rate statistics. This setting can be
used to disable ejection or to ramp it up slowly. Defaults to 100.
required: false
default: '100'
type: int
interval:
description:
- Time interval between ejection sweep analysis. This can result in both new
ejections as well as hosts being returned to service. Defaults to 10 seconds.
required: false
type: dict
suboptions:
seconds:
description:
- Span of time at a resolution of a second. Must be from 0 to 315,576,000,000
inclusive.
required: true
type: int
nanos:
description:
- Span of time that's a fraction of a second at nanosecond resolution.
Durations less than one second are represented with a 0 `seconds` field
and a positive `nanos` field. Must be from 0 to 999,999,999 inclusive.
required: false
type: int
max_ejection_percent:
description:
- Maximum percentage of hosts in the load balancing pool for the backend service
that can be ejected. Defaults to 10%.
required: false
default: '10'
type: int
success_rate_minimum_hosts:
description:
- The number of hosts in a cluster that must have enough request volume to
detect success rate outliers. If the number of hosts is less than this setting,
outlier detection via success rate statistics is not performed for any host
in the cluster. Defaults to 5.
required: false
default: '5'
type: int
success_rate_request_volume:
description:
- The minimum number of total requests that must be collected in one interval
(as defined by the interval duration above) to include this host in success
rate based outlier detection. If the volume is lower than this setting,
outlier detection via success rate statistics is not performed for that
host. Defaults to 100.
required: false
default: '100'
type: int
success_rate_stdev_factor:
description:
- 'This factor is used to determine the ejection threshold for success rate
outlier ejection. The ejection threshold is the difference between the mean
success rate, and the product of this factor and the standard deviation
of the mean success rate: mean - (stdev * success_rate_stdev_factor). This
factor is divided by a thousand to get a double. That is, if the desired
factor is 1.9, the runtime value should be 1900. Defaults to 1900.'
required: false
default: '1900'
type: int
port_name:
description:
- A named port on a backend instance group representing the port for communication
to the backend VMs in that group. Required when the loadBalancingScheme is EXTERNAL,
INTERNAL_MANAGED, or INTERNAL_SELF_MANAGED and the backends are instance groups.
The named port must be defined on each backend instance group. This parameter
has no meaning if the backends are NEGs. API sets a default of "http" if not
given.
- Must be omitted when the loadBalancingScheme is INTERNAL (Internal TCP/UDP Load
Balancing).
required: false
type: str
protocol:
description:
- The protocol this RegionBackendService uses to communicate with backends.
- 'The default is HTTP. **NOTE**: HTTP2 is only valid for beta HTTP/2 load balancer
types and may result in errors if used with the GA API.'
- 'Some valid choices include: "HTTP", "HTTPS", "HTTP2", "SSL", "TCP", "UDP",
"GRPC"'
required: false
type: str
session_affinity:
description:
- Type of session affinity to use. The default is NONE. Session affinity is not
applicable if the protocol is UDP.
- 'Some valid choices include: "NONE", "CLIENT_IP", "CLIENT_IP_PORT_PROTO", "CLIENT_IP_PROTO",
"GENERATED_COOKIE", "HEADER_FIELD", "HTTP_COOKIE"'
required: false
type: str
timeout_sec:
description:
- How many seconds to wait for the backend before considering it a failed request.
Default is 30 seconds. Valid range is [1, 86400].
required: false
type: int
log_config:
description:
- This field denotes the logging options for the load balancer traffic served
by this backend service.
- If logging is enabled, logs will be exported to Stackdriver.
required: false
type: dict
suboptions:
enable:
description:
- Whether to enable logging for the load balancer traffic served by this backend
service.
required: false
type: bool
sample_rate:
description:
- This field can only be specified if logging is enabled for this backend
service. The value of the field must be in [0, 1]. This configures the sampling
rate of requests to the load balancer where 1.0 means all logged requests
are reported and 0.0 means no logged requests are reported.
- The default value is 1.0.
required: false
type: str
network:
description:
- The URL of the network to which this backend service belongs.
- This field can only be specified when the load balancing scheme is set to INTERNAL.
- 'This field represents a link to a Network resource in GCP. It can be specified
in two ways. First, you can place a dictionary with key ''selfLink'' and value
of your resource''s selfLink Alternatively, you can add `register: name-of-resource`
to a gcp_compute_network task and then set this network field to "{{ name-of-resource
}}"'
required: false
type: dict
region:
description:
- A reference to the region where the regional backend service resides.
required: true
type: str
project:
description:
- The Google Cloud Platform project to use.
type: str
auth_kind:
description:
- The type of credential used.
type: str
required: true
choices:
- application
- machineaccount
- serviceaccount
- accesstoken
- impersonation
service_account_contents:
description:
- The contents of a Service Account JSON file, either in a dictionary or as a
JSON string that represents it.
type: jsonarg
service_account_file:
description:
- The path of a Service Account JSON file if serviceaccount is selected as type.
type: path
service_account_email:
description:
- An optional service account email address if machineaccount is selected and
the user does not wish to use the default email.
- Required service account to impersonate if impersonation is selected.
type: str
access_token:
description:
- An OAuth2 access token if credential type is accesstoken.
type: str
scopes:
description:
- Array of scopes to be used
type: list
elements: str
env_type:
description:
- Specifies which Ansible environment you're running this module within.
- This should not be set unless you know what you're doing.
- This only alters the User Agent string for any API requests.
type: str
notes:
- 'API Reference: U(https://cloud.google.com/compute/docs/reference/latest/regionBackendServices)'
- 'Internal TCP/UDP Load Balancing: U(https://cloud.google.com/compute/docs/load-balancing/internal/)'
- for authentication, you can set service_account_file using the C(GCP_SERVICE_ACCOUNT_FILE)
env variable.
- for authentication, you can set service_account_contents using the C(GCP_SERVICE_ACCOUNT_CONTENTS)
env variable.
- For authentication, you can set service_account_email using the C(GCP_SERVICE_ACCOUNT_EMAIL)
env variable.
- For authentication, you can set access_token using the C(GCP_ACCESS_TOKEN)
env variable.
- For authentication, you can set auth_kind using the C(GCP_AUTH_KIND) env variable.
- For authentication, you can set scopes using the C(GCP_SCOPES) env variable.
- Environment variables values will only be used if the playbook values are not set.
- The I(service_account_email) and I(service_account_file) options are mutually exclusive.
'''
EXAMPLES = '''
- name: create a health check
google.cloud.gcp_compute_health_check:
name: "{{ resource_name }}"
type: TCP
tcp_health_check:
port: 80
check_interval_sec: 1
timeout_sec: 1
project: "{{ gcp_project }}"
auth_kind: "{{ gcp_cred_kind }}"
service_account_file: "{{ gcp_cred_file }}"
state: present
register: healthcheck
- name: create a region backend service
google.cloud.gcp_compute_region_backend_service:
name: test_object
region: us-central1
health_checks:
- "{{ healthcheck.selfLink }}"
connection_draining:
draining_timeout_sec: 10
session_affinity: CLIENT_IP
project: test_project
auth_kind: serviceaccount
service_account_file: "/tmp/auth.pem"
state: present
'''
RETURN = '''
affinityCookieTtlSec:
description:
- Lifetime of cookies in seconds if session_affinity is GENERATED_COOKIE. If set
to 0, the cookie is non-persistent and lasts only until the end of the browser
session (or equivalent). The maximum allowed value for TTL is one day.
- When the load balancing scheme is INTERNAL, this field is not used.
returned: success
type: int
backends:
description:
- The set of backends that serve this RegionBackendService.
returned: success
type: complex
contains:
balancingMode:
description:
- Specifies the balancing mode for this backend.
returned: success
type: str
capacityScaler:
description:
- A multiplier applied to the group's maximum servicing capacity (based on UTILIZATION,
RATE or CONNECTION).
- "~>**NOTE**: This field cannot be set for INTERNAL region backend services
(default loadBalancingScheme), but is required for non-INTERNAL backend service.
The total capacity_scaler for all backends must be non-zero."
- A setting of 0 means the group is completely drained, offering 0% of its available
Capacity. Valid range is [0.0,1.0].
returned: success
type: str
description:
description:
- An optional description of this resource.
- Provide this property when you create the resource.
returned: success
type: str
failover:
description:
- This field designates whether this is a failover backend. More than one failover
backend can be configured for a given RegionBackendService.
returned: success
type: bool
group:
description:
- The fully-qualified URL of an Instance Group or Network Endpoint Group resource.
In case of instance group this defines the list of instances that serve traffic.
Member virtual machine instances from each instance group must live in the
same zone as the instance group itself. No two backends in a backend service
are allowed to use same Instance Group resource.
- For Network Endpoint Groups this defines list of endpoints. All endpoints
of Network Endpoint Group must be hosted on instances located in the same
zone as the Network Endpoint Group.
- Backend services cannot mix Instance Group and Network Endpoint Group backends.
- When the `load_balancing_scheme` is INTERNAL, only instance groups are supported.
- Note that you must specify an Instance Group or Network Endpoint Group resource
using the fully-qualified URL, rather than a partial URL.
returned: success
type: str
maxConnections:
description:
- The max number of simultaneous connections for the group. Can be used with
either CONNECTION or UTILIZATION balancing modes.
- Cannot be set for INTERNAL backend services.
- For CONNECTION mode, either maxConnections or one of maxConnectionsPerInstance
or maxConnectionsPerEndpoint, as appropriate for group type, must be set.
returned: success
type: int
maxConnectionsPerInstance:
description:
- The max number of simultaneous connections that a single backend instance
can handle. Cannot be set for INTERNAL backend services.
- This is used to calculate the capacity of the group.
- Can be used in either CONNECTION or UTILIZATION balancing modes.
- For CONNECTION mode, either maxConnections or maxConnectionsPerInstance must
be set.
returned: success
type: int
maxConnectionsPerEndpoint:
description:
- The max number of simultaneous connections that a single backend network endpoint
can handle. Cannot be set for INTERNAL backend services.
- This is used to calculate the capacity of the group. Can be used in either
CONNECTION or UTILIZATION balancing modes. For CONNECTION mode, either maxConnections
or maxConnectionsPerEndpoint must be set.
returned: success
type: int
maxRate:
description:
- The max requests per second (RPS) of the group. Cannot be set for INTERNAL
backend services.
- Can be used with either RATE or UTILIZATION balancing modes, but required
if RATE mode. Either maxRate or one of maxRatePerInstance or maxRatePerEndpoint,
as appropriate for group type, must be set.
returned: success
type: int
maxRatePerInstance:
description:
- The max requests per second (RPS) that a single backend instance can handle.
This is used to calculate the capacity of the group. Can be used in either
balancing mode. For RATE mode, either maxRate or maxRatePerInstance must be
set. Cannot be set for INTERNAL backend services.
returned: success
type: str
maxRatePerEndpoint:
description:
- The max requests per second (RPS) that a single backend network endpoint can
handle. This is used to calculate the capacity of the group. Can be used in
either balancing mode. For RATE mode, either maxRate or maxRatePerEndpoint
must be set. Cannot be set for INTERNAL backend services.
returned: success
type: str
maxUtilization:
description:
- Used when balancingMode is UTILIZATION. This ratio defines the CPU utilization
target for the group. Valid range is [0.0, 1.0].
- Cannot be set for INTERNAL backend services.
returned: success
type: str
circuitBreakers:
description:
- Settings controlling the volume of connections to a backend service. This field
is applicable only when the `load_balancing_scheme` is set to INTERNAL_MANAGED
and the `protocol` is set to HTTP, HTTPS, or HTTP2.
returned: success
type: complex
contains:
maxRequestsPerConnection:
description:
- Maximum requests for a single backend connection. This parameter is respected
by both the HTTP/1.1 and HTTP/2 implementations. If not specified, there is
no limit. Setting this parameter to 1 will effectively disable keep alive.
returned: success
type: int
maxConnections:
description:
- The maximum number of connections to the backend cluster.
- Defaults to 1024.
returned: success
type: int
maxPendingRequests:
description:
- The maximum number of pending requests to the backend cluster.
- Defaults to 1024.
returned: success
type: int
maxRequests:
description:
- The maximum number of parallel requests to the backend cluster.
- Defaults to 1024.
returned: success
type: int
maxRetries:
description:
- The maximum number of parallel retries to the backend cluster.
- Defaults to 3.
returned: success
type: int
consistentHash:
description:
- Consistent Hash-based load balancing can be used to provide soft session affinity
based on HTTP headers, cookies or other properties. This load balancing policy
is applicable only for HTTP connections. The affinity to a particular destination
host will be lost when one or more hosts are added/removed from the destination
service. This field specifies parameters that control consistent hashing.
- This field only applies when all of the following are true - * `load_balancing_scheme`
is set to INTERNAL_MANAGED * `protocol` is set to HTTP, HTTPS, or HTTP2 * `locality_lb_policy`
is set to MAGLEV or RING_HASH .
returned: success
type: complex
contains:
httpCookie:
description:
- Hash is based on HTTP Cookie. This field describes a HTTP cookie that will
be used as the hash key for the consistent hash load balancer. If the cookie
is not present, it will be generated.
- This field is applicable if the sessionAffinity is set to HTTP_COOKIE.
returned: success
type: complex
contains:
ttl:
description:
- Lifetime of the cookie.
returned: success
type: complex
contains:
seconds:
description:
- Span of time at a resolution of a second.
- Must be from 0 to 315,576,000,000 inclusive.
returned: success
type: int
nanos:
description:
- Span of time that's a fraction of a second at nanosecond resolution.
Durations less than one second are represented with a 0 seconds field
and a positive nanos field. Must be from 0 to 999,999,999 inclusive.
returned: success
type: int
name:
description:
- Name of the cookie.
returned: success
type: str
path:
description:
- Path to set for the cookie.
returned: success
type: str
httpHeaderName:
description:
- The hash based on the value of the specified header field.
- This field is applicable if the sessionAffinity is set to HEADER_FIELD.
returned: success
type: str
minimumRingSize:
description:
- The minimum number of virtual nodes to use for the hash ring.
- Larger ring sizes result in more granular load distributions. If the number
of hosts in the load balancing pool is larger than the ring size, each host
will be assigned a single virtual node.
- Defaults to 1024.
returned: success
type: int
cdnPolicy:
description:
- Cloud CDN configuration for this BackendService.
returned: success
type: complex
contains:
cacheKeyPolicy:
description:
- The CacheKeyPolicy for this CdnPolicy.
returned: success
type: complex
contains:
includeHost:
description:
- If true requests to different hosts will be cached separately.
returned: success
type: bool
includeProtocol:
description:
- If true, http and https requests will be cached separately.
returned: success
type: bool
includeQueryString:
description:
- If true, include query string parameters in the cache key according to
query_string_whitelist and query_string_blacklist. If neither is set,
the entire query string will be included.
- If false, the query string will be excluded from the cache key entirely.
returned: success
type: bool
queryStringBlacklist:
description:
- Names of query string parameters to exclude in cache keys.
- All other parameters will be included. Either specify query_string_whitelist
or query_string_blacklist, not both.
- "'&' and '=' will be percent encoded and not treated as delimiters."
returned: success
type: list
queryStringWhitelist:
description:
- Names of query string parameters to include in cache keys.
- All other parameters will be excluded. Either specify query_string_whitelist
or query_string_blacklist, not both.
- "'&' and '=' will be percent encoded and not treated as delimiters."
returned: success
type: list
signedUrlCacheMaxAgeSec:
description:
- Maximum number of seconds the response to a signed URL request will be considered
fresh, defaults to 1hr (3600s). After this time period, the response will
be revalidated before being served.
- 'When serving responses to signed URL requests, Cloud CDN will internally
behave as though all responses from this backend had a "Cache-Control: public,
max-age=[TTL]" header, regardless of any existing Cache-Control header. The
actual headers served in responses will not be altered.'
returned: success
type: int
defaultTtl:
description:
- Specifies the default TTL for cached content served by this origin for responses
that do not have an existing valid TTL (max-age or s-max-age).
returned: success
type: int
maxTtl:
description:
- Specifies the maximum allowed TTL for cached content served by this origin.
returned: success
type: int
clientTtl:
description:
- Specifies the maximum allowed TTL for cached content served by this origin.
returned: success
type: int
negativeCaching:
description:
- Negative caching allows per-status code TTLs to be set, in order to apply
fine-grained caching for common errors or redirects.
returned: success
type: bool
negativeCachingPolicy:
description:
- Sets a cache TTL for the specified HTTP status code. negativeCaching must
be enabled to configure negativeCachingPolicy.
- Omitting the policy and leaving negativeCaching enabled will use Cloud CDN's
default cache TTLs.
returned: success
type: complex
contains:
code:
description:
- The HTTP status code to define a TTL against. Only HTTP status codes 300,
301, 308, 404, 405, 410, 421, 451 and 501 can be specified as values,
and you cannot specify a status code more than once.
returned: success
type: int
cacheMode:
description:
- Specifies the cache setting for all responses from this backend.
- 'The possible values are: USE_ORIGIN_HEADERS, FORCE_CACHE_ALL and CACHE_ALL_STATIC
.'
returned: success
type: str
serveWhileStale:
description:
- Serve existing content from the cache (if available) when revalidating content
with the origin, or when an error is encountered when refreshing the cache.
returned: success
type: int
connectionDraining:
description:
- Settings for connection draining .
returned: success
type: complex
contains:
drainingTimeoutSec:
description:
- Time for which instance will be drained (not accept new connections, but still
work to finish started).
returned: success
type: int
creationTimestamp:
description:
- Creation timestamp in RFC3339 text format.
returned: success
type: str
description:
description:
- An optional description of this resource.
returned: success
type: str
failoverPolicy:
description:
- Policy for failovers.
returned: success
type: complex
contains:
disableConnectionDrainOnFailover:
description:
- 'On failover or failback, this field indicates whether connection drain will
be honored. Setting this to true has the following effect: connections to
the old active pool are not drained. Connections to the new active pool use
the timeout of 10 min (currently fixed). Setting to false has the following
effect: both old and new connections will have a drain timeout of 10 min.'
- This can be set to true only if the protocol is TCP.
- The default is false.
returned: success
type: bool
dropTrafficIfUnhealthy:
description:
- This option is used only when no healthy VMs are detected in the primary and
backup instance groups. When set to true, traffic is dropped. When set to
false, new connections are sent across all VMs in the primary group.
- The default is false.
returned: success
type: bool
failoverRatio:
description:
- The value of the field must be in [0, 1]. If the ratio of the healthy VMs
in the primary backend is at or below this number, traffic arriving at the
load-balanced IP will be directed to the failover backend.
- In case where 'failoverRatio' is not set or all the VMs in the backup backend
are unhealthy, the traffic will be directed back to the primary backend in
the "force" mode, where traffic will be spread to the healthy VMs with the
best effort, or to all VMs when no VM is healthy.
- This field is only used with l4 load balancing.
returned: success
type: str
enableCDN:
description:
- If true, enable Cloud CDN for this RegionBackendService.
returned: success
type: bool
fingerprint:
description:
- Fingerprint of this resource. A hash of the contents stored in this object. This
field is used in optimistic locking.
returned: success
type: str
healthChecks:
description:
- The set of URLs to HealthCheck resources for health checking this RegionBackendService.
Currently at most one health check can be specified.
- A health check must be specified unless the backend service uses an internet or
serverless NEG as a backend.
returned: success
type: list
id:
description:
- The unique identifier for the resource.
returned: success
type: int
loadBalancingScheme:
description:
- Indicates what kind of load balancing this regional backend service will be used
for. A backend service created for one type of load balancing cannot be used with
the other(s).
returned: success
type: str
localityLbPolicy:
description:
- The load balancing algorithm used within the scope of the locality.
- The possible values are - * ROUND_ROBIN - This is a simple policy in which each
healthy backend is selected in round robin order.
- "* LEAST_REQUEST - An algorithm which selects two random healthy hosts and
picks the host which has fewer active requests."
- "* RING_HASH - The ring/modulo hash load balancer implements consistent hashing
to backends. The algorithm has the property that the addition/removal of a host
from a set of N hosts only affects 1/N of the requests."
- "* RANDOM - The load balancer selects a random healthy host."
- "* ORIGINAL_DESTINATION - Backend host is selected based on the client connection
metadata, i.e., connections are opened to the same address as the destination
address of the incoming connection before the connection was redirected to the
load balancer."
- "* MAGLEV - used as a drop in replacement for the ring hash load balancer."
- Maglev is not as stable as ring hash but has faster table lookup build times and
host selection times. For more information about Maglev, refer to https://ai.google/research/pubs/pub44824
This field is applicable only when the `load_balancing_scheme` is set to INTERNAL_MANAGED
and the `protocol` is set to HTTP, HTTPS, or HTTP2.
returned: success
type: str
name:
description:
- Name of the resource. Provided by the client when the resource is created. The
name must be 1-63 characters long, and comply with RFC1035. Specifically, the
name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?`
which means the first character must be a lowercase letter, and all following
characters must be a dash, lowercase letter, or digit, except the last character,
which cannot be a dash.
returned: success
type: str
outlierDetection:
description:
- Settings controlling eviction of unhealthy hosts from the load balancing pool.
- This field is applicable only when the `load_balancing_scheme` is set to INTERNAL_MANAGED
and the `protocol` is set to HTTP, HTTPS, or HTTP2.
returned: success
type: complex
contains:
baseEjectionTime:
description:
- The base time that a host is ejected for. The real time is equal to the base
time multiplied by the number of times the host has been ejected. Defaults
to 30000ms or 30s.
returned: success
type: complex
contains:
seconds:
description:
- Span of time at a resolution of a second. Must be from 0 to 315,576,000,000
inclusive.
returned: success
type: int
nanos:
description:
- Span of time that's a fraction of a second at nanosecond resolution. Durations
less than one second are represented with a 0 `seconds` field and a positive
`nanos` field. Must be from 0 to 999,999,999 inclusive.
returned: success
type: int
consecutiveErrors:
description:
- Number of errors before a host is ejected from the connection pool. When the
backend host is accessed over HTTP, a 5xx return code qualifies as an error.
- Defaults to 5.
returned: success
type: int
consecutiveGatewayFailure:
description:
- The number of consecutive gateway failures (502, 503, 504 status or connection
errors that are mapped to one of those status codes) before a consecutive
gateway failure ejection occurs. Defaults to 5.
returned: success
type: int
enforcingConsecutiveErrors:
description:
- The percentage chance that a host will be actually ejected when an outlier
status is detected through consecutive 5xx. This setting can be used to disable
ejection or to ramp it up slowly. Defaults to 100.
returned: success
type: int
enforcingConsecutiveGatewayFailure:
description:
- The percentage chance that a host will be actually ejected when an outlier
status is detected through consecutive gateway failures. This setting can
be used to disable ejection or to ramp it up slowly. Defaults to 0.
returned: success
type: int
enforcingSuccessRate:
description:
- The percentage chance that a host will be actually ejected when an outlier
status is detected through success rate statistics. This setting can be used
to disable ejection or to ramp it up slowly. Defaults to 100.
returned: success
type: int
interval:
description:
- Time interval between ejection sweep analysis. This can result in both new
ejections as well as hosts being returned to service. Defaults to 10 seconds.
returned: success
type: complex
contains:
seconds:
description:
- Span of time at a resolution of a second. Must be from 0 to 315,576,000,000
inclusive.
returned: success
type: int
nanos:
description:
- Span of time that's a fraction of a second at nanosecond resolution. Durations
less than one second are represented with a 0 `seconds` field and a positive
`nanos` field. Must be from 0 to 999,999,999 inclusive.
returned: success
type: int
maxEjectionPercent:
description:
- Maximum percentage of hosts in the load balancing pool for the backend service
that can be ejected. Defaults to 10%.
returned: success
type: int
successRateMinimumHosts:
description:
- The number of hosts in a cluster that must have enough request volume to detect
success rate outliers. If the number of hosts is less than this setting, outlier
detection via success rate statistics is not performed for any host in the
cluster. Defaults to 5.
returned: success
type: int
successRateRequestVolume:
description:
- The minimum number of total requests that must be collected in one interval
(as defined by the interval duration above) to include this host in success
rate based outlier detection. If the volume is lower than this setting, outlier
detection via success rate statistics is not performed for that host. Defaults
to 100.
returned: success
type: int
successRateStdevFactor:
description:
- 'This factor is used to determine the ejection threshold for success rate
outlier ejection. The ejection threshold is the difference between the mean
success rate, and the product of this factor and the standard deviation of
the mean success rate: mean - (stdev * success_rate_stdev_factor). This factor
is divided by a thousand to get a double. That is, if the desired factor is
1.9, the runtime value should be 1900. Defaults to 1900.'
returned: success
type: int
portName:
description:
- A named port on a backend instance group representing the port for communication
to the backend VMs in that group. Required when the loadBalancingScheme is EXTERNAL,
INTERNAL_MANAGED, or INTERNAL_SELF_MANAGED and the backends are instance groups.
The named port must be defined on each backend instance group. This parameter
has no meaning if the backends are NEGs. API sets a default of "http" if not given.
- Must be omitted when the loadBalancingScheme is INTERNAL (Internal TCP/UDP Load
Balancing).
returned: success
type: str
protocol:
description:
- The protocol this RegionBackendService uses to communicate with backends.
- 'The default is HTTP. **NOTE**: HTTP2 is only valid for beta HTTP/2 load balancer
types and may result in errors if used with the GA API.'
returned: success
type: str
sessionAffinity:
description:
- Type of session affinity to use. The default is NONE. Session affinity is not
applicable if the protocol is UDP.
returned: success
type: str
timeoutSec:
description:
- How many seconds to wait for the backend before considering it a failed request.
Default is 30 seconds. Valid range is [1, 86400].
returned: success
type: int
logConfig:
description:
- This field denotes the logging options for the load balancer traffic served by
this backend service.
- If logging is enabled, logs will be exported to Stackdriver.
returned: success
type: complex
contains:
enable:
description:
- Whether to enable logging for the load balancer traffic served by this backend
service.
returned: success
type: bool
sampleRate:
description:
- This field can only be specified if logging is enabled for this backend service.
The value of the field must be in [0, 1]. This configures the sampling rate
of requests to the load balancer where 1.0 means all logged requests are reported
and 0.0 means no logged requests are reported.
- The default value is 1.0.
returned: success
type: str
network:
description:
- The URL of the network to which this backend service belongs.
- This field can only be specified when the load balancing scheme is set to INTERNAL.
returned: success
type: dict
region:
description:
- A reference to the region where the regional backend service resides.
returned: success
type: str
'''
################################################################################
# Imports
################################################################################
from ansible_collections.google.cloud.plugins.module_utils.gcp_utils import (
navigate_hash,
GcpSession,
GcpModule,
GcpRequest,
remove_nones_from_dict,
replace_resource_dict,
)
import json
import time
################################################################################
# Main
################################################################################
def main():
"""Main function"""
module = GcpModule(
argument_spec=dict(
state=dict(default='present', choices=['present', 'absent'], type='str'),
affinity_cookie_ttl_sec=dict(type='int'),
backends=dict(
type='list',
elements='dict',
options=dict(
balancing_mode=dict(default='CONNECTION', type='str'),
capacity_scaler=dict(type='str'),
description=dict(type='str'),
failover=dict(type='bool'),
group=dict(required=True, type='str'),
max_connections=dict(type='int'),
max_connections_per_instance=dict(type='int'),
max_connections_per_endpoint=dict(type='int'),
max_rate=dict(type='int'),
max_rate_per_instance=dict(type='str'),
max_rate_per_endpoint=dict(type='str'),
max_utilization=dict(type='str'),
),
),
circuit_breakers=dict(
type='dict',
options=dict(
max_requests_per_connection=dict(type='int'),
max_connections=dict(default=1024, type='int'),
max_pending_requests=dict(default=1024, type='int'),
max_requests=dict(default=1024, type='int'),
max_retries=dict(default=3, type='int'),
),
),
consistent_hash=dict(
type='dict',
options=dict(
http_cookie=dict(
type='dict',
options=dict(
ttl=dict(type='dict', options=dict(seconds=dict(required=True, type='int'), nanos=dict(type='int'))),
name=dict(type='str'),
path=dict(type='str'),
),
),
http_header_name=dict(type='str'),
minimum_ring_size=dict(default=1024, type='int'),
),
),
cdn_policy=dict(
type='dict',
options=dict(
cache_key_policy=dict(
type='dict',
no_log=False,
options=dict(
include_host=dict(type='bool'),
include_protocol=dict(type='bool'),
include_query_string=dict(type='bool'),
query_string_blacklist=dict(type='list', elements='str'),
query_string_whitelist=dict(type='list', elements='str'),
),
),
signed_url_cache_max_age_sec=dict(default=3600, type='int'),
default_ttl=dict(type='int'),
max_ttl=dict(type='int'),
client_ttl=dict(type='int'),
negative_caching=dict(type='bool'),
negative_caching_policy=dict(type='list', elements='dict', options=dict(code=dict(type='int'))),
cache_mode=dict(type='str'),
serve_while_stale=dict(type='int'),
),
),
connection_draining=dict(type='dict', options=dict(draining_timeout_sec=dict(default=300, type='int'))),
description=dict(type='str'),
failover_policy=dict(
type='dict',
options=dict(
disable_connection_drain_on_failover=dict(type='bool'), drop_traffic_if_unhealthy=dict(type='bool'), failover_ratio=dict(type='str')
),
),
enable_cdn=dict(type='bool'),
health_checks=dict(type='list', elements='str'),
load_balancing_scheme=dict(default='INTERNAL', type='str'),
locality_lb_policy=dict(type='str'),
name=dict(required=True, type='str'),
outlier_detection=dict(
type='dict',
options=dict(
base_ejection_time=dict(type='dict', options=dict(seconds=dict(required=True, type='int'), nanos=dict(type='int'))),
consecutive_errors=dict(default=5, type='int'),
consecutive_gateway_failure=dict(default=5, type='int'),
enforcing_consecutive_errors=dict(default=100, type='int'),
enforcing_consecutive_gateway_failure=dict(default=0, type='int'),
enforcing_success_rate=dict(default=100, type='int'),
interval=dict(type='dict', options=dict(seconds=dict(required=True, type='int'), nanos=dict(type='int'))),
max_ejection_percent=dict(default=10, type='int'),
success_rate_minimum_hosts=dict(default=5, type='int'),
success_rate_request_volume=dict(default=100, type='int'),
success_rate_stdev_factor=dict(default=1900, type='int'),
),
),
port_name=dict(type='str'),
protocol=dict(type='str'),
session_affinity=dict(type='str'),
timeout_sec=dict(type='int'),
log_config=dict(type='dict', options=dict(enable=dict(type='bool'), sample_rate=dict(type='str'))),
network=dict(type='dict'),
region=dict(required=True, type='str'),
)
)
if not module.params['scopes']:
module.params['scopes'] = ['https://www.googleapis.com/auth/compute']
state = module.params['state']
kind = 'compute#backendService'
fetch = fetch_resource(module, self_link(module), kind)
changed = False
if fetch:
if state == 'present':
if is_different(module, fetch):
update(module, self_link(module), kind)
fetch = fetch_resource(module, self_link(module), kind)
changed = True
else:
delete(module, self_link(module), kind)
fetch = {}
changed = True
else:
if state == 'present':
fetch = create(module, collection(module), kind)
changed = True
else:
fetch = {}
fetch.update({'changed': changed})
module.exit_json(**fetch)
def create(module, link, kind):
auth = GcpSession(module, 'compute')
return wait_for_operation(module, auth.post(link, resource_to_request(module)))
def update(module, link, kind):
auth = GcpSession(module, 'compute')
return wait_for_operation(module, auth.put(link, resource_to_request(module)))
def delete(module, link, kind):
auth = GcpSession(module, 'compute')
return wait_for_operation(module, auth.delete(link))
def resource_to_request(module):
request = {
u'kind': 'compute#backendService',
u'affinityCookieTtlSec': module.params.get('affinity_cookie_ttl_sec'),
u'backends': RegionBackendServiceBackendsArray(module.params.get('backends', []), module).to_request(),
u'circuitBreakers': RegionBackendServiceCircuitbreakers(module.params.get('circuit_breakers', {}), module).to_request(),
u'consistentHash': RegionBackendServiceConsistenthash(module.params.get('consistent_hash', {}), module).to_request(),
u'cdnPolicy': RegionBackendServiceCdnpolicy(module.params.get('cdn_policy', {}), module).to_request(),
u'connectionDraining': RegionBackendServiceConnectiondraining(module.params.get('connection_draining', {}), module).to_request(),
u'description': module.params.get('description'),
u'failoverPolicy': RegionBackendServiceFailoverpolicy(module.params.get('failover_policy', {}), module).to_request(),
u'enableCDN': module.params.get('enable_cdn'),
u'healthChecks': module.params.get('health_checks'),
u'loadBalancingScheme': module.params.get('load_balancing_scheme'),
u'localityLbPolicy': module.params.get('locality_lb_policy'),
u'name': module.params.get('name'),
u'outlierDetection': RegionBackendServiceOutlierdetection(module.params.get('outlier_detection', {}), module).to_request(),
u'portName': module.params.get('port_name'),
u'protocol': module.params.get('protocol'),
u'sessionAffinity': module.params.get('session_affinity'),
u'timeoutSec': module.params.get('timeout_sec'),
u'logConfig': RegionBackendServiceLogconfig(module.params.get('log_config', {}), module).to_request(),
u'network': replace_resource_dict(module.params.get(u'network', {}), 'selfLink'),
}
return_vals = {}
for k, v in request.items():
if v or v is False:
return_vals[k] = v
return return_vals
def fetch_resource(module, link, kind, allow_not_found=True):
auth = GcpSession(module, 'compute')
return return_if_object(module, auth.get(link), kind, allow_not_found)
def self_link(module):
return "https://compute.googleapis.com/compute/v1/projects/{project}/regions/{region}/backendServices/{name}".format(**module.params)
def collection(module):
return "https://compute.googleapis.com/compute/v1/projects/{project}/regions/{region}/backendServices".format(**module.params)
def return_if_object(module, response, kind, allow_not_found=False):
# If not found, return nothing.
if allow_not_found and response.status_code == 404:
return None
# If no content, return nothing.
if response.status_code == 204:
return None
try:
module.raise_for_status(response)
result = response.json()
except getattr(json.decoder, 'JSONDecodeError', ValueError):
module.fail_json(msg="Invalid JSON response with error: %s" % response.text)
if navigate_hash(result, ['error', 'errors']):
module.fail_json(msg=navigate_hash(result, ['error', 'errors']))
return result
def is_different(module, response):
request = resource_to_request(module)
response = response_to_hash(module, response)
# Remove all output-only from response.
response_vals = {}
for k, v in response.items():
if k in request:
response_vals[k] = v
request_vals = {}
for k, v in request.items():
if k in response:
request_vals[k] = v
return GcpRequest(request_vals) != GcpRequest(response_vals)
# Remove unnecessary properties from the response.
# This is for doing comparisons with Ansible's current parameters.
def response_to_hash(module, response):
return {
u'affinityCookieTtlSec': response.get(u'affinityCookieTtlSec'),
u'backends': RegionBackendServiceBackendsArray(response.get(u'backends', []), module).from_response(),
u'circuitBreakers': RegionBackendServiceCircuitbreakers(response.get(u'circuitBreakers', {}), module).from_response(),
u'consistentHash': RegionBackendServiceConsistenthash(response.get(u'consistentHash', {}), module).from_response(),
u'cdnPolicy': RegionBackendServiceCdnpolicy(response.get(u'cdnPolicy', {}), module).from_response(),
u'connectionDraining': RegionBackendServiceConnectiondraining(response.get(u'connectionDraining', {}), module).from_response(),
u'creationTimestamp': response.get(u'creationTimestamp'),
u'description': response.get(u'description'),
u'failoverPolicy': RegionBackendServiceFailoverpolicy(response.get(u'failoverPolicy', {}), module).from_response(),
u'enableCDN': response.get(u'enableCDN'),
u'fingerprint': response.get(u'fingerprint'),
u'healthChecks': response.get(u'healthChecks'),
u'id': response.get(u'id'),
u'loadBalancingScheme': module.params.get('load_balancing_scheme'),
u'localityLbPolicy': response.get(u'localityLbPolicy'),
u'name': module.params.get('name'),
u'outlierDetection': RegionBackendServiceOutlierdetection(response.get(u'outlierDetection', {}), module).from_response(),
u'portName': response.get(u'portName'),
u'protocol': response.get(u'protocol'),
u'sessionAffinity': response.get(u'sessionAffinity'),
u'timeoutSec': response.get(u'timeoutSec'),
u'logConfig': RegionBackendServiceLogconfig(response.get(u'logConfig', {}), module).from_response(),
u'network': response.get(u'network'),
}
def async_op_url(module, extra_data=None):
if extra_data is None:
extra_data = {}
url = "https://compute.googleapis.com/compute/v1/projects/{project}/regions/{region}/operations/{op_id}"
combined = extra_data.copy()
combined.update(module.params)
return url.format(**combined)
def wait_for_operation(module, response):
op_result = return_if_object(module, response, 'compute#operation')
if op_result is None:
return {}
status = navigate_hash(op_result, ['status'])
wait_done = wait_for_completion(status, op_result, module)
return fetch_resource(module, navigate_hash(wait_done, ['targetLink']), 'compute#backendService')
def wait_for_completion(status, op_result, module):
op_id = navigate_hash(op_result, ['name'])
op_uri = async_op_url(module, {'op_id': op_id})
while status != 'DONE':
raise_if_errors(op_result, ['error', 'errors'], module)
time.sleep(1.0)
op_result = fetch_resource(module, op_uri, 'compute#operation', False)
status = navigate_hash(op_result, ['status'])
return op_result
def raise_if_errors(response, err_path, module):
errors = navigate_hash(response, err_path)
if errors is not None:
module.fail_json(msg=errors)
class RegionBackendServiceBackendsArray(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = []
def to_request(self):
items = []
for item in self.request:
items.append(self._request_for_item(item))
return items
def from_response(self):
items = []
for item in self.request:
items.append(self._response_from_item(item))
return items
def _request_for_item(self, item):
return remove_nones_from_dict(
{
u'balancingMode': item.get('balancing_mode'),
u'capacityScaler': item.get('capacity_scaler'),
u'description': item.get('description'),
u'failover': item.get('failover'),
u'group': item.get('group'),
u'maxConnections': item.get('max_connections'),
u'maxConnectionsPerInstance': item.get('max_connections_per_instance'),
u'maxConnectionsPerEndpoint': item.get('max_connections_per_endpoint'),
u'maxRate': item.get('max_rate'),
u'maxRatePerInstance': item.get('max_rate_per_instance'),
u'maxRatePerEndpoint': item.get('max_rate_per_endpoint'),
u'maxUtilization': item.get('max_utilization'),
}
)
def _response_from_item(self, item):
return remove_nones_from_dict(
{
u'balancingMode': item.get(u'balancingMode'),
u'capacityScaler': item.get(u'capacityScaler'),
u'description': item.get(u'description'),
u'failover': item.get(u'failover'),
u'group': item.get(u'group'),
u'maxConnections': item.get(u'maxConnections'),
u'maxConnectionsPerInstance': item.get(u'maxConnectionsPerInstance'),
u'maxConnectionsPerEndpoint': item.get(u'maxConnectionsPerEndpoint'),
u'maxRate': item.get(u'maxRate'),
u'maxRatePerInstance': item.get(u'maxRatePerInstance'),
u'maxRatePerEndpoint': item.get(u'maxRatePerEndpoint'),
u'maxUtilization': item.get(u'maxUtilization'),
}
)
class RegionBackendServiceCircuitbreakers(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'maxRequestsPerConnection': self.request.get('max_requests_per_connection'),
u'maxConnections': self.request.get('max_connections'),
u'maxPendingRequests': self.request.get('max_pending_requests'),
u'maxRequests': self.request.get('max_requests'),
u'maxRetries': self.request.get('max_retries'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'maxRequestsPerConnection': self.request.get(u'maxRequestsPerConnection'),
u'maxConnections': self.request.get(u'maxConnections'),
u'maxPendingRequests': self.request.get(u'maxPendingRequests'),
u'maxRequests': self.request.get(u'maxRequests'),
u'maxRetries': self.request.get(u'maxRetries'),
}
)
class RegionBackendServiceConsistenthash(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'httpCookie': RegionBackendServiceHttpcookie(self.request.get('http_cookie', {}), self.module).to_request(),
u'httpHeaderName': self.request.get('http_header_name'),
u'minimumRingSize': self.request.get('minimum_ring_size'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'httpCookie': RegionBackendServiceHttpcookie(self.request.get(u'httpCookie', {}), self.module).from_response(),
u'httpHeaderName': self.request.get(u'httpHeaderName'),
u'minimumRingSize': self.request.get(u'minimumRingSize'),
}
)
class RegionBackendServiceHttpcookie(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'ttl': RegionBackendServiceTtl(self.request.get('ttl', {}), self.module).to_request(),
u'name': self.request.get('name'),
u'path': self.request.get('path'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'ttl': RegionBackendServiceTtl(self.request.get(u'ttl', {}), self.module).from_response(),
u'name': self.request.get(u'name'),
u'path': self.request.get(u'path'),
}
)
class RegionBackendServiceTtl(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict({u'seconds': self.request.get('seconds'), u'nanos': self.request.get('nanos')})
def from_response(self):
return remove_nones_from_dict({u'seconds': self.request.get(u'seconds'), u'nanos': self.request.get(u'nanos')})
class RegionBackendServiceCdnpolicy(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'cacheKeyPolicy': RegionBackendServiceCachekeypolicy(self.request.get('cache_key_policy', {}), self.module).to_request(),
u'signedUrlCacheMaxAgeSec': self.request.get('signed_url_cache_max_age_sec'),
u'defaultTtl': self.request.get('default_ttl'),
u'maxTtl': self.request.get('max_ttl'),
u'clientTtl': self.request.get('client_ttl'),
u'negativeCaching': self.request.get('negative_caching'),
u'negativeCachingPolicy': RegionBackendServiceNegativecachingpolicyArray(
self.request.get('negative_caching_policy', []), self.module
).to_request(),
u'cacheMode': self.request.get('cache_mode'),
u'serveWhileStale': self.request.get('serve_while_stale'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'cacheKeyPolicy': RegionBackendServiceCachekeypolicy(self.request.get(u'cacheKeyPolicy', {}), self.module).from_response(),
u'signedUrlCacheMaxAgeSec': self.request.get(u'signedUrlCacheMaxAgeSec'),
u'defaultTtl': self.request.get(u'defaultTtl'),
u'maxTtl': self.request.get(u'maxTtl'),
u'clientTtl': self.request.get(u'clientTtl'),
u'negativeCaching': self.request.get(u'negativeCaching'),
u'negativeCachingPolicy': RegionBackendServiceNegativecachingpolicyArray(
self.request.get(u'negativeCachingPolicy', []), self.module
).from_response(),
u'cacheMode': self.request.get(u'cacheMode'),
u'serveWhileStale': self.request.get(u'serveWhileStale'),
}
)
class RegionBackendServiceCachekeypolicy(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'includeHost': self.request.get('include_host'),
u'includeProtocol': self.request.get('include_protocol'),
u'includeQueryString': self.request.get('include_query_string'),
u'queryStringBlacklist': self.request.get('query_string_blacklist'),
u'queryStringWhitelist': self.request.get('query_string_whitelist'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'includeHost': self.request.get(u'includeHost'),
u'includeProtocol': self.request.get(u'includeProtocol'),
u'includeQueryString': self.request.get(u'includeQueryString'),
u'queryStringBlacklist': self.request.get(u'queryStringBlacklist'),
u'queryStringWhitelist': self.request.get(u'queryStringWhitelist'),
}
)
class RegionBackendServiceNegativecachingpolicyArray(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = []
def to_request(self):
items = []
for item in self.request:
items.append(self._request_for_item(item))
return items
def from_response(self):
items = []
for item in self.request:
items.append(self._response_from_item(item))
return items
def _request_for_item(self, item):
return remove_nones_from_dict({u'code': item.get('code')})
def _response_from_item(self, item):
return remove_nones_from_dict({u'code': item.get(u'code')})
class RegionBackendServiceConnectiondraining(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict({u'drainingTimeoutSec': self.request.get('draining_timeout_sec')})
def from_response(self):
return remove_nones_from_dict({u'drainingTimeoutSec': self.request.get(u'drainingTimeoutSec')})
class RegionBackendServiceFailoverpolicy(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'disableConnectionDrainOnFailover': self.request.get('disable_connection_drain_on_failover'),
u'dropTrafficIfUnhealthy': self.request.get('drop_traffic_if_unhealthy'),
u'failoverRatio': self.request.get('failover_ratio'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'disableConnectionDrainOnFailover': self.request.get(u'disableConnectionDrainOnFailover'),
u'dropTrafficIfUnhealthy': self.request.get(u'dropTrafficIfUnhealthy'),
u'failoverRatio': self.request.get(u'failoverRatio'),
}
)
class RegionBackendServiceOutlierdetection(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict(
{
u'baseEjectionTime': RegionBackendServiceBaseejectiontime(self.request.get('base_ejection_time', {}), self.module).to_request(),
u'consecutiveErrors': self.request.get('consecutive_errors'),
u'consecutiveGatewayFailure': self.request.get('consecutive_gateway_failure'),
u'enforcingConsecutiveErrors': self.request.get('enforcing_consecutive_errors'),
u'enforcingConsecutiveGatewayFailure': self.request.get('enforcing_consecutive_gateway_failure'),
u'enforcingSuccessRate': self.request.get('enforcing_success_rate'),
u'interval': RegionBackendServiceInterval(self.request.get('interval', {}), self.module).to_request(),
u'maxEjectionPercent': self.request.get('max_ejection_percent'),
u'successRateMinimumHosts': self.request.get('success_rate_minimum_hosts'),
u'successRateRequestVolume': self.request.get('success_rate_request_volume'),
u'successRateStdevFactor': self.request.get('success_rate_stdev_factor'),
}
)
def from_response(self):
return remove_nones_from_dict(
{
u'baseEjectionTime': RegionBackendServiceBaseejectiontime(self.request.get(u'baseEjectionTime', {}), self.module).from_response(),
u'consecutiveErrors': self.request.get(u'consecutiveErrors'),
u'consecutiveGatewayFailure': self.request.get(u'consecutiveGatewayFailure'),
u'enforcingConsecutiveErrors': self.request.get(u'enforcingConsecutiveErrors'),
u'enforcingConsecutiveGatewayFailure': self.request.get(u'enforcingConsecutiveGatewayFailure'),
u'enforcingSuccessRate': self.request.get(u'enforcingSuccessRate'),
u'interval': RegionBackendServiceInterval(self.request.get(u'interval', {}), self.module).from_response(),
u'maxEjectionPercent': self.request.get(u'maxEjectionPercent'),
u'successRateMinimumHosts': self.request.get(u'successRateMinimumHosts'),
u'successRateRequestVolume': self.request.get(u'successRateRequestVolume'),
u'successRateStdevFactor': self.request.get(u'successRateStdevFactor'),
}
)
class RegionBackendServiceBaseejectiontime(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict({u'seconds': self.request.get('seconds'), u'nanos': self.request.get('nanos')})
def from_response(self):
return remove_nones_from_dict({u'seconds': self.request.get(u'seconds'), u'nanos': self.request.get(u'nanos')})
class RegionBackendServiceInterval(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict({u'seconds': self.request.get('seconds'), u'nanos': self.request.get('nanos')})
def from_response(self):
return remove_nones_from_dict({u'seconds': self.request.get(u'seconds'), u'nanos': self.request.get(u'nanos')})
class RegionBackendServiceLogconfig(object):
def __init__(self, request, module):
self.module = module
if request:
self.request = request
else:
self.request = {}
def to_request(self):
return remove_nones_from_dict({u'enable': self.request.get('enable'), u'sampleRate': self.request.get('sample_rate')})
def from_response(self):
return remove_nones_from_dict({u'enable': self.request.get(u'enable'), u'sampleRate': self.request.get(u'sampleRate')})
if __name__ == '__main__':
main()
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