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// Copyright 2024 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
syntax = "proto3";
package google.pubsub.v1;
import "google/api/annotations.proto";
import "google/api/client.proto";
import "google/api/field_behavior.proto";
import "google/api/resource.proto";
import "google/protobuf/duration.proto";
import "google/protobuf/empty.proto";
import "google/protobuf/field_mask.proto";
import "google/protobuf/timestamp.proto";
import "google/pubsub/v1/schema.proto";
option cc_enable_arenas = true;
option csharp_namespace = "Google.Cloud.PubSub.V1";
option go_package = "cloud.google.com/go/pubsub/apiv1/pubsubpb;pubsubpb";
option java_multiple_files = true;
option java_outer_classname = "PubsubProto";
option java_package = "com.google.pubsub.v1";
option php_namespace = "Google\\Cloud\\PubSub\\V1";
option ruby_package = "Google::Cloud::PubSub::V1";
// The service that an application uses to manipulate topics, and to send
// messages to a topic.
service Publisher {
option (google.api.default_host) = "pubsub.googleapis.com";
option (google.api.oauth_scopes) =
"https://www.googleapis.com/auth/cloud-platform,"
"https://www.googleapis.com/auth/pubsub";
// Creates the given topic with the given name. See the [resource name rules]
// (https://cloud.google.com/pubsub/docs/pubsub-basics#resource_names).
rpc CreateTopic(Topic) returns (Topic) {
option (google.api.http) = {
put: "/v1/{name=projects/*/topics/*}"
body: "*"
};
option (google.api.method_signature) = "name";
}
// Updates an existing topic by updating the fields specified in the update
// mask. Note that certain properties of a topic are not modifiable.
rpc UpdateTopic(UpdateTopicRequest) returns (Topic) {
option (google.api.http) = {
patch: "/v1/{topic.name=projects/*/topics/*}"
body: "*"
};
option (google.api.method_signature) = "topic,update_mask";
}
// Adds one or more messages to the topic. Returns `NOT_FOUND` if the topic
// does not exist.
rpc Publish(PublishRequest) returns (PublishResponse) {
option (google.api.http) = {
post: "/v1/{topic=projects/*/topics/*}:publish"
body: "*"
};
option (google.api.method_signature) = "topic,messages";
}
// Gets the configuration of a topic.
rpc GetTopic(GetTopicRequest) returns (Topic) {
option (google.api.http) = {
get: "/v1/{topic=projects/*/topics/*}"
};
option (google.api.method_signature) = "topic";
}
// Lists matching topics.
rpc ListTopics(ListTopicsRequest) returns (ListTopicsResponse) {
option (google.api.http) = {
get: "/v1/{project=projects/*}/topics"
};
option (google.api.method_signature) = "project";
}
// Lists the names of the attached subscriptions on this topic.
rpc ListTopicSubscriptions(ListTopicSubscriptionsRequest)
returns (ListTopicSubscriptionsResponse) {
option (google.api.http) = {
get: "/v1/{topic=projects/*/topics/*}/subscriptions"
};
option (google.api.method_signature) = "topic";
}
// Lists the names of the snapshots on this topic. Snapshots are used in
// [Seek](https://cloud.google.com/pubsub/docs/replay-overview) operations,
// which allow you to manage message acknowledgments in bulk. That is, you can
// set the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot.
rpc ListTopicSnapshots(ListTopicSnapshotsRequest)
returns (ListTopicSnapshotsResponse) {
option (google.api.http) = {
get: "/v1/{topic=projects/*/topics/*}/snapshots"
};
option (google.api.method_signature) = "topic";
}
// Deletes the topic with the given name. Returns `NOT_FOUND` if the topic
// does not exist. After a topic is deleted, a new topic may be created with
// the same name; this is an entirely new topic with none of the old
// configuration or subscriptions. Existing subscriptions to this topic are
// not deleted, but their `topic` field is set to `_deleted-topic_`.
rpc DeleteTopic(DeleteTopicRequest) returns (google.protobuf.Empty) {
option (google.api.http) = {
delete: "/v1/{topic=projects/*/topics/*}"
};
option (google.api.method_signature) = "topic";
}
// Detaches a subscription from this topic. All messages retained in the
// subscription are dropped. Subsequent `Pull` and `StreamingPull` requests
// will return FAILED_PRECONDITION. If the subscription is a push
// subscription, pushes to the endpoint will stop.
rpc DetachSubscription(DetachSubscriptionRequest)
returns (DetachSubscriptionResponse) {
option (google.api.http) = {
post: "/v1/{subscription=projects/*/subscriptions/*}:detach"
};
}
}
// A policy constraining the storage of messages published to the topic.
message MessageStoragePolicy {
// Optional. A list of IDs of Google Cloud regions where messages that are
// published to the topic may be persisted in storage. Messages published by
// publishers running in non-allowed Google Cloud regions (or running outside
// of Google Cloud altogether) are routed for storage in one of the allowed
// regions. An empty list means that no regions are allowed, and is not a
// valid configuration.
repeated string allowed_persistence_regions = 1
[(google.api.field_behavior) = OPTIONAL];
// Optional. If true, `allowed_persistence_regions` is also used to enforce
// in-transit guarantees for messages. That is, Pub/Sub will fail
// Publish operations on this topic and subscribe operations
// on any subscription attached to this topic in any region that is
// not in `allowed_persistence_regions`.
bool enforce_in_transit = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Settings for validating messages published against a schema.
message SchemaSettings {
// Required. The name of the schema that messages published should be
// validated against. Format is `projects/{project}/schemas/{schema}`. The
// value of this field will be `_deleted-schema_` if the schema has been
// deleted.
string schema = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Schema" }
];
// Optional. The encoding of messages validated against `schema`.
Encoding encoding = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The minimum (inclusive) revision allowed for validating messages.
// If empty or not present, allow any revision to be validated against
// last_revision or any revision created before.
string first_revision_id = 3 [(google.api.field_behavior) = OPTIONAL];
// Optional. The maximum (inclusive) revision allowed for validating messages.
// If empty or not present, allow any revision to be validated against
// first_revision or any revision created after.
string last_revision_id = 4 [(google.api.field_behavior) = OPTIONAL];
}
// Settings for an ingestion data source on a topic.
message IngestionDataSourceSettings {
// Ingestion settings for Amazon Kinesis Data Streams.
message AwsKinesis {
// Possible states for ingestion from Amazon Kinesis Data Streams.
enum State {
// Default value. This value is unused.
STATE_UNSPECIFIED = 0;
// Ingestion is active.
ACTIVE = 1;
// Permission denied encountered while consuming data from Kinesis.
// This can happen if:
// - The provided `aws_role_arn` does not exist or does not have the
// appropriate permissions attached.
// - The provided `aws_role_arn` is not set up properly for Identity
// Federation using `gcp_service_account`.
// - The Pub/Sub SA is not granted the
// `iam.serviceAccounts.getOpenIdToken` permission on
// `gcp_service_account`.
KINESIS_PERMISSION_DENIED = 2;
// Permission denied encountered while publishing to the topic. This can
// happen if the Pub/Sub SA has not been granted the [appropriate publish
// permissions](https://cloud.google.com/pubsub/docs/access-control#pubsub.publisher)
PUBLISH_PERMISSION_DENIED = 3;
// The Kinesis stream does not exist.
STREAM_NOT_FOUND = 4;
// The Kinesis consumer does not exist.
CONSUMER_NOT_FOUND = 5;
}
// Output only. An output-only field that indicates the state of the Kinesis
// ingestion source.
State state = 1 [(google.api.field_behavior) = OUTPUT_ONLY];
// Required. The Kinesis stream ARN to ingest data from.
string stream_arn = 2 [(google.api.field_behavior) = REQUIRED];
// Required. The Kinesis consumer ARN to used for ingestion in Enhanced
// Fan-Out mode. The consumer must be already created and ready to be used.
string consumer_arn = 3 [(google.api.field_behavior) = REQUIRED];
// Required. AWS role ARN to be used for Federated Identity authentication
// with Kinesis. Check the Pub/Sub docs for how to set up this role and the
// required permissions that need to be attached to it.
string aws_role_arn = 4 [(google.api.field_behavior) = REQUIRED];
// Required. The GCP service account to be used for Federated Identity
// authentication with Kinesis (via a `AssumeRoleWithWebIdentity` call for
// the provided role). The `aws_role_arn` must be set up with
// `accounts.google.com:sub` equals to this service account number.
string gcp_service_account = 5 [(google.api.field_behavior) = REQUIRED];
}
// Ingestion settings for Cloud Storage.
message CloudStorage {
// Possible states for ingestion from Cloud Storage.
enum State {
// Default value. This value is unused.
STATE_UNSPECIFIED = 0;
// Ingestion is active.
ACTIVE = 1;
// Permission denied encountered while calling the Cloud Storage API. This
// can happen if the Pub/Sub SA has not been granted the
// [appropriate
// permissions](https://cloud.google.com/storage/docs/access-control/iam-permissions):
// - storage.objects.list: to list the objects in a bucket.
// - storage.objects.get: to read the objects in a bucket.
// - storage.buckets.get: to verify the bucket exists.
CLOUD_STORAGE_PERMISSION_DENIED = 2;
// Permission denied encountered while publishing to the topic. This can
// happen if the Pub/Sub SA has not been granted the [appropriate publish
// permissions](https://cloud.google.com/pubsub/docs/access-control#pubsub.publisher)
PUBLISH_PERMISSION_DENIED = 3;
// The provided Cloud Storage bucket doesn't exist.
BUCKET_NOT_FOUND = 4;
// The Cloud Storage bucket has too many objects, ingestion will be
// paused.
TOO_MANY_OBJECTS = 5;
}
// Configuration for reading Cloud Storage data in text format. Each line of
// text as specified by the delimiter will be set to the `data` field of a
// Pub/Sub message.
message TextFormat {
// Optional. When unset, '\n' is used.
optional string delimiter = 1 [(google.api.field_behavior) = OPTIONAL];
}
// Configuration for reading Cloud Storage data in Avro binary format. The
// bytes of each object will be set to the `data` field of a Pub/Sub
// message.
message AvroFormat {}
// Configuration for reading Cloud Storage data written via [Cloud Storage
// subscriptions](https://cloud.google.com/pubsub/docs/cloudstorage). The
// data and attributes fields of the originally exported Pub/Sub message
// will be restored when publishing.
message PubSubAvroFormat {}
// Output only. An output-only field that indicates the state of the Cloud
// Storage ingestion source.
State state = 1 [(google.api.field_behavior) = OUTPUT_ONLY];
// Optional. Cloud Storage bucket. The bucket name must be without any
// prefix like "gs://". See the [bucket naming requirements]
// (https://cloud.google.com/storage/docs/buckets#naming).
string bucket = 2 [(google.api.field_behavior) = OPTIONAL];
// Defaults to text format.
oneof input_format {
// Optional. Data from Cloud Storage will be interpreted as text.
TextFormat text_format = 3 [(google.api.field_behavior) = OPTIONAL];
// Optional. Data from Cloud Storage will be interpreted in Avro format.
AvroFormat avro_format = 4 [(google.api.field_behavior) = OPTIONAL];
// Optional. It will be assumed data from Cloud Storage was written via
// [Cloud Storage
// subscriptions](https://cloud.google.com/pubsub/docs/cloudstorage).
PubSubAvroFormat pubsub_avro_format = 5
[(google.api.field_behavior) = OPTIONAL];
}
// Optional. Only objects with a larger or equal creation timestamp will be
// ingested.
google.protobuf.Timestamp minimum_object_create_time = 6
[(google.api.field_behavior) = OPTIONAL];
// Optional. Glob pattern used to match objects that will be ingested. If
// unset, all objects will be ingested. See the [supported
// patterns](https://cloud.google.com/storage/docs/json_api/v1/objects/list#list-objects-and-prefixes-using-glob).
string match_glob = 9 [(google.api.field_behavior) = OPTIONAL];
}
// Only one source type can have settings set.
oneof source {
// Optional. Amazon Kinesis Data Streams.
AwsKinesis aws_kinesis = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. Cloud Storage.
CloudStorage cloud_storage = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Optional. Platform Logs settings. If unset, no Platform Logs will be
// generated.
PlatformLogsSettings platform_logs_settings = 4
[(google.api.field_behavior) = OPTIONAL];
}
// Settings for Platform Logs produced by Pub/Sub.
message PlatformLogsSettings {
// Severity levels of Platform Logs.
enum Severity {
// Default value. Logs level is unspecified. Logs will be disabled.
SEVERITY_UNSPECIFIED = 0;
// Logs will be disabled.
DISABLED = 1;
// Debug logs and higher-severity logs will be written.
DEBUG = 2;
// Info logs and higher-severity logs will be written.
INFO = 3;
// Warning logs and higher-severity logs will be written.
WARNING = 4;
// Only error logs will be written.
ERROR = 5;
}
// Optional. The minimum severity level of Platform Logs that will be written.
Severity severity = 1 [(google.api.field_behavior) = OPTIONAL];
}
// A topic resource.
message Topic {
option (google.api.resource) = {
type: "pubsub.googleapis.com/Topic"
pattern: "projects/{project}/topics/{topic}"
pattern: "_deleted-topic_"
};
// The state of the topic.
enum State {
// Default value. This value is unused.
STATE_UNSPECIFIED = 0;
// The topic does not have any persistent errors.
ACTIVE = 1;
// Ingestion from the data source has encountered a permanent error.
// See the more detailed error state in the corresponding ingestion
// source configuration.
INGESTION_RESOURCE_ERROR = 2;
}
// Required. The name of the topic. It must have the format
// `"projects/{project}/topics/{topic}"`. `{topic}` must start with a letter,
// and contain only letters (`[A-Za-z]`), numbers (`[0-9]`), dashes (`-`),
// underscores (`_`), periods (`.`), tildes (`~`), plus (`+`) or percent
// signs (`%`). It must be between 3 and 255 characters in length, and it
// must not start with `"goog"`.
string name = 1 [(google.api.field_behavior) = REQUIRED];
// Optional. See [Creating and managing labels]
// (https://cloud.google.com/pubsub/docs/labels).
map labels = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. Policy constraining the set of Google Cloud Platform regions
// where messages published to the topic may be stored. If not present, then
// no constraints are in effect.
MessageStoragePolicy message_storage_policy = 3
[(google.api.field_behavior) = OPTIONAL];
// Optional. The resource name of the Cloud KMS CryptoKey to be used to
// protect access to messages published on this topic.
//
// The expected format is `projects/*/locations/*/keyRings/*/cryptoKeys/*`.
string kms_key_name = 5 [(google.api.field_behavior) = OPTIONAL];
// Optional. Settings for validating messages published against a schema.
SchemaSettings schema_settings = 6 [(google.api.field_behavior) = OPTIONAL];
// Optional. Reserved for future use. This field is set only in responses from
// the server; it is ignored if it is set in any requests.
bool satisfies_pzs = 7 [(google.api.field_behavior) = OPTIONAL];
// Optional. Indicates the minimum duration to retain a message after it is
// published to the topic. If this field is set, messages published to the
// topic in the last `message_retention_duration` are always available to
// subscribers. For instance, it allows any attached subscription to [seek to
// a
// timestamp](https://cloud.google.com/pubsub/docs/replay-overview#seek_to_a_time)
// that is up to `message_retention_duration` in the past. If this field is
// not set, message retention is controlled by settings on individual
// subscriptions. Cannot be more than 31 days or less than 10 minutes.
google.protobuf.Duration message_retention_duration = 8
[(google.api.field_behavior) = OPTIONAL];
// Output only. An output-only field indicating the state of the topic.
State state = 9 [(google.api.field_behavior) = OUTPUT_ONLY];
// Optional. Settings for ingestion from a data source into this topic.
IngestionDataSourceSettings ingestion_data_source_settings = 10
[(google.api.field_behavior) = OPTIONAL];
}
// A message that is published by publishers and consumed by subscribers. The
// message must contain either a non-empty data field or at least one attribute.
// Note that client libraries represent this object differently
// depending on the language. See the corresponding [client library
// documentation](https://cloud.google.com/pubsub/docs/reference/libraries) for
// more information. See [quotas and limits]
// (https://cloud.google.com/pubsub/quotas) for more information about message
// limits.
message PubsubMessage {
// Optional. The message data field. If this field is empty, the message must
// contain at least one attribute.
bytes data = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. Attributes for this message. If this field is empty, the message
// must contain non-empty data. This can be used to filter messages on the
// subscription.
map attributes = 2 [(google.api.field_behavior) = OPTIONAL];
// ID of this message, assigned by the server when the message is published.
// Guaranteed to be unique within the topic. This value may be read by a
// subscriber that receives a `PubsubMessage` via a `Pull` call or a push
// delivery. It must not be populated by the publisher in a `Publish` call.
string message_id = 3;
// The time at which the message was published, populated by the server when
// it receives the `Publish` call. It must not be populated by the
// publisher in a `Publish` call.
google.protobuf.Timestamp publish_time = 4;
// Optional. If non-empty, identifies related messages for which publish order
// should be respected. If a `Subscription` has `enable_message_ordering` set
// to `true`, messages published with the same non-empty `ordering_key` value
// will be delivered to subscribers in the order in which they are received by
// the Pub/Sub system. All `PubsubMessage`s published in a given
// `PublishRequest` must specify the same `ordering_key` value. For more
// information, see [ordering
// messages](https://cloud.google.com/pubsub/docs/ordering).
string ordering_key = 5 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the GetTopic method.
message GetTopicRequest {
// Required. The name of the topic to get.
// Format is `projects/{project}/topics/{topic}`.
string topic = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
}
// Request for the UpdateTopic method.
message UpdateTopicRequest {
// Required. The updated topic object.
Topic topic = 1 [(google.api.field_behavior) = REQUIRED];
// Required. Indicates which fields in the provided topic to update. Must be
// specified and non-empty. Note that if `update_mask` contains
// "message_storage_policy" but the `message_storage_policy` is not set in
// the `topic` provided above, then the updated value is determined by the
// policy configured at the project or organization level.
google.protobuf.FieldMask update_mask = 2
[(google.api.field_behavior) = REQUIRED];
}
// Request for the Publish method.
message PublishRequest {
// Required. The messages in the request will be published on this topic.
// Format is `projects/{project}/topics/{topic}`.
string topic = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
// Required. The messages to publish.
repeated PubsubMessage messages = 2 [(google.api.field_behavior) = REQUIRED];
}
// Response for the `Publish` method.
message PublishResponse {
// Optional. The server-assigned ID of each published message, in the same
// order as the messages in the request. IDs are guaranteed to be unique
// within the topic.
repeated string message_ids = 1 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the `ListTopics` method.
message ListTopicsRequest {
// Required. The name of the project in which to list topics.
// Format is `projects/{project-id}`.
string project = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "cloudresourcemanager.googleapis.com/Project"
}
];
// Optional. Maximum number of topics to return.
int32 page_size = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The value returned by the last `ListTopicsResponse`; indicates
// that this is a continuation of a prior `ListTopics` call, and that the
// system should return the next page of data.
string page_token = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Response for the `ListTopics` method.
message ListTopicsResponse {
// Optional. The resulting topics.
repeated Topic topics = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. If not empty, indicates that there may be more topics that match
// the request; this value should be passed in a new `ListTopicsRequest`.
string next_page_token = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the `ListTopicSubscriptions` method.
message ListTopicSubscriptionsRequest {
// Required. The name of the topic that subscriptions are attached to.
// Format is `projects/{project}/topics/{topic}`.
string topic = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
// Optional. Maximum number of subscription names to return.
int32 page_size = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The value returned by the last `ListTopicSubscriptionsResponse`;
// indicates that this is a continuation of a prior `ListTopicSubscriptions`
// call, and that the system should return the next page of data.
string page_token = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Response for the `ListTopicSubscriptions` method.
message ListTopicSubscriptionsResponse {
// Optional. The names of subscriptions attached to the topic specified in the
// request.
repeated string subscriptions = 1 [
(google.api.field_behavior) = OPTIONAL,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Optional. If not empty, indicates that there may be more subscriptions that
// match the request; this value should be passed in a new
// `ListTopicSubscriptionsRequest` to get more subscriptions.
string next_page_token = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the `ListTopicSnapshots` method.
message ListTopicSnapshotsRequest {
// Required. The name of the topic that snapshots are attached to.
// Format is `projects/{project}/topics/{topic}`.
string topic = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
// Optional. Maximum number of snapshot names to return.
int32 page_size = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The value returned by the last `ListTopicSnapshotsResponse`;
// indicates that this is a continuation of a prior `ListTopicSnapshots` call,
// and that the system should return the next page of data.
string page_token = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Response for the `ListTopicSnapshots` method.
message ListTopicSnapshotsResponse {
// Optional. The names of the snapshots that match the request.
repeated string snapshots = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. If not empty, indicates that there may be more snapshots that
// match the request; this value should be passed in a new
// `ListTopicSnapshotsRequest` to get more snapshots.
string next_page_token = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the `DeleteTopic` method.
message DeleteTopicRequest {
// Required. Name of the topic to delete.
// Format is `projects/{project}/topics/{topic}`.
string topic = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
}
// Request for the DetachSubscription method.
message DetachSubscriptionRequest {
// Required. The subscription to detach.
// Format is `projects/{project}/subscriptions/{subscription}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
}
// Response for the DetachSubscription method.
// Reserved for future use.
message DetachSubscriptionResponse {}
// The service that an application uses to manipulate subscriptions and to
// consume messages from a subscription via the `Pull` method or by
// establishing a bi-directional stream using the `StreamingPull` method.
service Subscriber {
option (google.api.default_host) = "pubsub.googleapis.com";
option (google.api.oauth_scopes) =
"https://www.googleapis.com/auth/cloud-platform,"
"https://www.googleapis.com/auth/pubsub";
// Creates a subscription to a given topic. See the [resource name rules]
// (https://cloud.google.com/pubsub/docs/pubsub-basics#resource_names).
// If the subscription already exists, returns `ALREADY_EXISTS`.
// If the corresponding topic doesn't exist, returns `NOT_FOUND`.
//
// If the name is not provided in the request, the server will assign a random
// name for this subscription on the same project as the topic, conforming
// to the [resource name format]
// (https://cloud.google.com/pubsub/docs/pubsub-basics#resource_names). The
// generated name is populated in the returned Subscription object. Note that
// for REST API requests, you must specify a name in the request.
rpc CreateSubscription(Subscription) returns (Subscription) {
option (google.api.http) = {
put: "/v1/{name=projects/*/subscriptions/*}"
body: "*"
};
option (google.api.method_signature) =
"name,topic,push_config,ack_deadline_seconds";
}
// Gets the configuration details of a subscription.
rpc GetSubscription(GetSubscriptionRequest) returns (Subscription) {
option (google.api.http) = {
get: "/v1/{subscription=projects/*/subscriptions/*}"
};
option (google.api.method_signature) = "subscription";
}
// Updates an existing subscription by updating the fields specified in the
// update mask. Note that certain properties of a subscription, such as its
// topic, are not modifiable.
rpc UpdateSubscription(UpdateSubscriptionRequest) returns (Subscription) {
option (google.api.http) = {
patch: "/v1/{subscription.name=projects/*/subscriptions/*}"
body: "*"
};
option (google.api.method_signature) = "subscription,update_mask";
}
// Lists matching subscriptions.
rpc ListSubscriptions(ListSubscriptionsRequest)
returns (ListSubscriptionsResponse) {
option (google.api.http) = {
get: "/v1/{project=projects/*}/subscriptions"
};
option (google.api.method_signature) = "project";
}
// Deletes an existing subscription. All messages retained in the subscription
// are immediately dropped. Calls to `Pull` after deletion will return
// `NOT_FOUND`. After a subscription is deleted, a new one may be created with
// the same name, but the new one has no association with the old
// subscription or its topic unless the same topic is specified.
rpc DeleteSubscription(DeleteSubscriptionRequest)
returns (google.protobuf.Empty) {
option (google.api.http) = {
delete: "/v1/{subscription=projects/*/subscriptions/*}"
};
option (google.api.method_signature) = "subscription";
}
// Modifies the ack deadline for a specific message. This method is useful
// to indicate that more time is needed to process a message by the
// subscriber, or to make the message available for redelivery if the
// processing was interrupted. Note that this does not modify the
// subscription-level `ackDeadlineSeconds` used for subsequent messages.
rpc ModifyAckDeadline(ModifyAckDeadlineRequest)
returns (google.protobuf.Empty) {
option (google.api.http) = {
post: "/v1/{subscription=projects/*/subscriptions/*}:modifyAckDeadline"
body: "*"
};
option (google.api.method_signature) =
"subscription,ack_ids,ack_deadline_seconds";
}
// Acknowledges the messages associated with the `ack_ids` in the
// `AcknowledgeRequest`. The Pub/Sub system can remove the relevant messages
// from the subscription.
//
// Acknowledging a message whose ack deadline has expired may succeed,
// but such a message may be redelivered later. Acknowledging a message more
// than once will not result in an error.
rpc Acknowledge(AcknowledgeRequest) returns (google.protobuf.Empty) {
option (google.api.http) = {
post: "/v1/{subscription=projects/*/subscriptions/*}:acknowledge"
body: "*"
};
option (google.api.method_signature) = "subscription,ack_ids";
}
// Pulls messages from the server.
rpc Pull(PullRequest) returns (PullResponse) {
option (google.api.http) = {
post: "/v1/{subscription=projects/*/subscriptions/*}:pull"
body: "*"
};
option (google.api.method_signature) =
"subscription,return_immediately,max_messages";
option (google.api.method_signature) = "subscription,max_messages";
}
// Establishes a stream with the server, which sends messages down to the
// client. The client streams acknowledgements and ack deadline modifications
// back to the server. The server will close the stream and return the status
// on any error. The server may close the stream with status `UNAVAILABLE` to
// reassign server-side resources, in which case, the client should
// re-establish the stream. Flow control can be achieved by configuring the
// underlying RPC channel.
rpc StreamingPull(stream StreamingPullRequest)
returns (stream StreamingPullResponse) {}
// Modifies the `PushConfig` for a specified subscription.
//
// This may be used to change a push subscription to a pull one (signified by
// an empty `PushConfig`) or vice versa, or change the endpoint URL and other
// attributes of a push subscription. Messages will accumulate for delivery
// continuously through the call regardless of changes to the `PushConfig`.
rpc ModifyPushConfig(ModifyPushConfigRequest)
returns (google.protobuf.Empty) {
option (google.api.http) = {
post: "/v1/{subscription=projects/*/subscriptions/*}:modifyPushConfig"
body: "*"
};
option (google.api.method_signature) = "subscription,push_config";
}
// Gets the configuration details of a snapshot. Snapshots are used in
// [Seek](https://cloud.google.com/pubsub/docs/replay-overview) operations,
// which allow you to manage message acknowledgments in bulk. That is, you can
// set the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot.
rpc GetSnapshot(GetSnapshotRequest) returns (Snapshot) {
option (google.api.http) = {
get: "/v1/{snapshot=projects/*/snapshots/*}"
};
option (google.api.method_signature) = "snapshot";
}
// Lists the existing snapshots. Snapshots are used in [Seek](
// https://cloud.google.com/pubsub/docs/replay-overview) operations, which
// allow you to manage message acknowledgments in bulk. That is, you can set
// the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot.
rpc ListSnapshots(ListSnapshotsRequest) returns (ListSnapshotsResponse) {
option (google.api.http) = {
get: "/v1/{project=projects/*}/snapshots"
};
option (google.api.method_signature) = "project";
}
// Creates a snapshot from the requested subscription. Snapshots are used in
// [Seek](https://cloud.google.com/pubsub/docs/replay-overview) operations,
// which allow you to manage message acknowledgments in bulk. That is, you can
// set the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot.
// If the snapshot already exists, returns `ALREADY_EXISTS`.
// If the requested subscription doesn't exist, returns `NOT_FOUND`.
// If the backlog in the subscription is too old -- and the resulting snapshot
// would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned.
// See also the `Snapshot.expire_time` field. If the name is not provided in
// the request, the server will assign a random
// name for this snapshot on the same project as the subscription, conforming
// to the [resource name format]
// (https://cloud.google.com/pubsub/docs/pubsub-basics#resource_names). The
// generated name is populated in the returned Snapshot object. Note that for
// REST API requests, you must specify a name in the request.
rpc CreateSnapshot(CreateSnapshotRequest) returns (Snapshot) {
option (google.api.http) = {
put: "/v1/{name=projects/*/snapshots/*}"
body: "*"
};
option (google.api.method_signature) = "name,subscription";
}
// Updates an existing snapshot by updating the fields specified in the update
// mask. Snapshots are used in
// [Seek](https://cloud.google.com/pubsub/docs/replay-overview) operations,
// which allow you to manage message acknowledgments in bulk. That is, you can
// set the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot.
rpc UpdateSnapshot(UpdateSnapshotRequest) returns (Snapshot) {
option (google.api.http) = {
patch: "/v1/{snapshot.name=projects/*/snapshots/*}"
body: "*"
};
option (google.api.method_signature) = "snapshot,update_mask";
}
// Removes an existing snapshot. Snapshots are used in [Seek]
// (https://cloud.google.com/pubsub/docs/replay-overview) operations, which
// allow you to manage message acknowledgments in bulk. That is, you can set
// the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot.
// When the snapshot is deleted, all messages retained in the snapshot
// are immediately dropped. After a snapshot is deleted, a new one may be
// created with the same name, but the new one has no association with the old
// snapshot or its subscription, unless the same subscription is specified.
rpc DeleteSnapshot(DeleteSnapshotRequest) returns (google.protobuf.Empty) {
option (google.api.http) = {
delete: "/v1/{snapshot=projects/*/snapshots/*}"
};
option (google.api.method_signature) = "snapshot";
}
// Seeks an existing subscription to a point in time or to a given snapshot,
// whichever is provided in the request. Snapshots are used in [Seek]
// (https://cloud.google.com/pubsub/docs/replay-overview) operations, which
// allow you to manage message acknowledgments in bulk. That is, you can set
// the acknowledgment state of messages in an existing subscription to the
// state captured by a snapshot. Note that both the subscription and the
// snapshot must be on the same topic.
rpc Seek(SeekRequest) returns (SeekResponse) {
option (google.api.http) = {
post: "/v1/{subscription=projects/*/subscriptions/*}:seek"
body: "*"
};
}
}
// A subscription resource. If none of `push_config`, `bigquery_config`, or
// `cloud_storage_config` is set, then the subscriber will pull and ack messages
// using API methods. At most one of these fields may be set.
message Subscription {
option (google.api.resource) = {
type: "pubsub.googleapis.com/Subscription"
pattern: "projects/{project}/subscriptions/{subscription}"
};
// Possible states for a subscription.
enum State {
// Default value. This value is unused.
STATE_UNSPECIFIED = 0;
// The subscription can actively receive messages
ACTIVE = 1;
// The subscription cannot receive messages because of an error with the
// resource to which it pushes messages. See the more detailed error state
// in the corresponding configuration.
RESOURCE_ERROR = 2;
}
// Information about an associated Analytics Hub subscription
// (https://cloud.google.com/bigquery/docs/analytics-hub-manage-subscriptions).
message AnalyticsHubSubscriptionInfo {
// Optional. The name of the associated Analytics Hub listing resource.
// Pattern:
// "projects/{project}/locations/{location}/dataExchanges/{data_exchange}/listings/{listing}"
string listing = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. The name of the associated Analytics Hub subscription resource.
// Pattern:
// "projects/{project}/locations/{location}/subscriptions/{subscription}"
string subscription = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Required. The name of the subscription. It must have the format
// `"projects/{project}/subscriptions/{subscription}"`. `{subscription}` must
// start with a letter, and contain only letters (`[A-Za-z]`), numbers
// (`[0-9]`), dashes (`-`), underscores (`_`), periods (`.`), tildes (`~`),
// plus (`+`) or percent signs (`%`). It must be between 3 and 255 characters
// in length, and it must not start with `"goog"`.
string name = 1 [(google.api.field_behavior) = REQUIRED];
// Required. The name of the topic from which this subscription is receiving
// messages. Format is `projects/{project}/topics/{topic}`. The value of this
// field will be `_deleted-topic_` if the topic has been deleted.
string topic = 2 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
// Optional. If push delivery is used with this subscription, this field is
// used to configure it.
PushConfig push_config = 4 [(google.api.field_behavior) = OPTIONAL];
// Optional. If delivery to BigQuery is used with this subscription, this
// field is used to configure it.
BigQueryConfig bigquery_config = 18 [(google.api.field_behavior) = OPTIONAL];
// Optional. If delivery to Google Cloud Storage is used with this
// subscription, this field is used to configure it.
CloudStorageConfig cloud_storage_config = 22
[(google.api.field_behavior) = OPTIONAL];
// Optional. The approximate amount of time (on a best-effort basis) Pub/Sub
// waits for the subscriber to acknowledge receipt before resending the
// message. In the interval after the message is delivered and before it is
// acknowledged, it is considered to be _outstanding_. During that time
// period, the message will not be redelivered (on a best-effort basis).
//
// For pull subscriptions, this value is used as the initial value for the ack
// deadline. To override this value for a given message, call
// `ModifyAckDeadline` with the corresponding `ack_id` if using
// non-streaming pull or send the `ack_id` in a
// `StreamingModifyAckDeadlineRequest` if using streaming pull.
// The minimum custom deadline you can specify is 10 seconds.
// The maximum custom deadline you can specify is 600 seconds (10 minutes).
// If this parameter is 0, a default value of 10 seconds is used.
//
// For push delivery, this value is also used to set the request timeout for
// the call to the push endpoint.
//
// If the subscriber never acknowledges the message, the Pub/Sub
// system will eventually redeliver the message.
int32 ack_deadline_seconds = 5 [(google.api.field_behavior) = OPTIONAL];
// Optional. Indicates whether to retain acknowledged messages. If true, then
// messages are not expunged from the subscription's backlog, even if they are
// acknowledged, until they fall out of the `message_retention_duration`
// window. This must be true if you would like to [`Seek` to a timestamp]
// (https://cloud.google.com/pubsub/docs/replay-overview#seek_to_a_time) in
// the past to replay previously-acknowledged messages.
bool retain_acked_messages = 7 [(google.api.field_behavior) = OPTIONAL];
// Optional. How long to retain unacknowledged messages in the subscription's
// backlog, from the moment a message is published. If `retain_acked_messages`
// is true, then this also configures the retention of acknowledged messages,
// and thus configures how far back in time a `Seek` can be done. Defaults to
// 7 days. Cannot be more than 31 days or less than 10 minutes.
google.protobuf.Duration message_retention_duration = 8
[(google.api.field_behavior) = OPTIONAL];
// Optional. See [Creating and managing
// labels](https://cloud.google.com/pubsub/docs/labels).
map labels = 9 [(google.api.field_behavior) = OPTIONAL];
// Optional. If true, messages published with the same `ordering_key` in
// `PubsubMessage` will be delivered to the subscribers in the order in which
// they are received by the Pub/Sub system. Otherwise, they may be delivered
// in any order.
bool enable_message_ordering = 10 [(google.api.field_behavior) = OPTIONAL];
// Optional. A policy that specifies the conditions for this subscription's
// expiration. A subscription is considered active as long as any connected
// subscriber is successfully consuming messages from the subscription or is
// issuing operations on the subscription. If `expiration_policy` is not set,
// a *default policy* with `ttl` of 31 days will be used. The minimum allowed
// value for `expiration_policy.ttl` is 1 day. If `expiration_policy` is set,
// but `expiration_policy.ttl` is not set, the subscription never expires.
ExpirationPolicy expiration_policy = 11
[(google.api.field_behavior) = OPTIONAL];
// Optional. An expression written in the Pub/Sub [filter
// language](https://cloud.google.com/pubsub/docs/filtering). If non-empty,
// then only `PubsubMessage`s whose `attributes` field matches the filter are
// delivered on this subscription. If empty, then no messages are filtered
// out.
string filter = 12 [(google.api.field_behavior) = OPTIONAL];
// Optional. A policy that specifies the conditions for dead lettering
// messages in this subscription. If dead_letter_policy is not set, dead
// lettering is disabled.
//
// The Pub/Sub service account associated with this subscriptions's
// parent project (i.e.,
// service-{project_number}@gcp-sa-pubsub.iam.gserviceaccount.com) must have
// permission to Acknowledge() messages on this subscription.
DeadLetterPolicy dead_letter_policy = 13
[(google.api.field_behavior) = OPTIONAL];
// Optional. A policy that specifies how Pub/Sub retries message delivery for
// this subscription.
//
// If not set, the default retry policy is applied. This generally implies
// that messages will be retried as soon as possible for healthy subscribers.
// RetryPolicy will be triggered on NACKs or acknowledgement deadline
// exceeded events for a given message.
RetryPolicy retry_policy = 14 [(google.api.field_behavior) = OPTIONAL];
// Optional. Indicates whether the subscription is detached from its topic.
// Detached subscriptions don't receive messages from their topic and don't
// retain any backlog. `Pull` and `StreamingPull` requests will return
// FAILED_PRECONDITION. If the subscription is a push subscription, pushes to
// the endpoint will not be made.
bool detached = 15 [(google.api.field_behavior) = OPTIONAL];
// Optional. If true, Pub/Sub provides the following guarantees for the
// delivery of a message with a given value of `message_id` on this
// subscription:
//
// * The message sent to a subscriber is guaranteed not to be resent
// before the message's acknowledgement deadline expires.
// * An acknowledged message will not be resent to a subscriber.
//
// Note that subscribers may still receive multiple copies of a message
// when `enable_exactly_once_delivery` is true if the message was published
// multiple times by a publisher client. These copies are considered distinct
// by Pub/Sub and have distinct `message_id` values.
bool enable_exactly_once_delivery = 16
[(google.api.field_behavior) = OPTIONAL];
// Output only. Indicates the minimum duration for which a message is retained
// after it is published to the subscription's topic. If this field is set,
// messages published to the subscription's topic in the last
// `topic_message_retention_duration` are always available to subscribers. See
// the `message_retention_duration` field in `Topic`. This field is set only
// in responses from the server; it is ignored if it is set in any requests.
google.protobuf.Duration topic_message_retention_duration = 17
[(google.api.field_behavior) = OUTPUT_ONLY];
// Output only. An output-only field indicating whether or not the
// subscription can receive messages.
State state = 19 [(google.api.field_behavior) = OUTPUT_ONLY];
// Output only. Information about the associated Analytics Hub subscription.
// Only set if the subscritpion is created by Analytics Hub.
AnalyticsHubSubscriptionInfo analytics_hub_subscription_info = 23
[(google.api.field_behavior) = OUTPUT_ONLY];
}
// A policy that specifies how Pub/Sub retries message delivery.
//
// Retry delay will be exponential based on provided minimum and maximum
// backoffs. https://en.wikipedia.org/wiki/Exponential_backoff.
//
// RetryPolicy will be triggered on NACKs or acknowledgement deadline exceeded
// events for a given message.
//
// Retry Policy is implemented on a best effort basis. At times, the delay
// between consecutive deliveries may not match the configuration. That is,
// delay can be more or less than configured backoff.
message RetryPolicy {
// Optional. The minimum delay between consecutive deliveries of a given
// message. Value should be between 0 and 600 seconds. Defaults to 10 seconds.
google.protobuf.Duration minimum_backoff = 1
[(google.api.field_behavior) = OPTIONAL];
// Optional. The maximum delay between consecutive deliveries of a given
// message. Value should be between 0 and 600 seconds. Defaults to 600
// seconds.
google.protobuf.Duration maximum_backoff = 2
[(google.api.field_behavior) = OPTIONAL];
}
// Dead lettering is done on a best effort basis. The same message might be
// dead lettered multiple times.
//
// If validation on any of the fields fails at subscription creation/updation,
// the create/update subscription request will fail.
message DeadLetterPolicy {
// Optional. The name of the topic to which dead letter messages should be
// published. Format is `projects/{project}/topics/{topic}`.The Pub/Sub
// service account associated with the enclosing subscription's parent project
// (i.e., service-{project_number}@gcp-sa-pubsub.iam.gserviceaccount.com) must
// have permission to Publish() to this topic.
//
// The operation will fail if the topic does not exist.
// Users should ensure that there is a subscription attached to this topic
// since messages published to a topic with no subscriptions are lost.
string dead_letter_topic = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. The maximum number of delivery attempts for any message. The
// value must be between 5 and 100.
//
// The number of delivery attempts is defined as 1 + (the sum of number of
// NACKs and number of times the acknowledgement deadline has been exceeded
// for the message).
//
// A NACK is any call to ModifyAckDeadline with a 0 deadline. Note that
// client libraries may automatically extend ack_deadlines.
//
// This field will be honored on a best effort basis.
//
// If this parameter is 0, a default value of 5 is used.
int32 max_delivery_attempts = 2 [(google.api.field_behavior) = OPTIONAL];
}
// A policy that specifies the conditions for resource expiration (i.e.,
// automatic resource deletion).
message ExpirationPolicy {
// Optional. Specifies the "time-to-live" duration for an associated resource.
// The resource expires if it is not active for a period of `ttl`. The
// definition of "activity" depends on the type of the associated resource.
// The minimum and maximum allowed values for `ttl` depend on the type of the
// associated resource, as well. If `ttl` is not set, the associated resource
// never expires.
google.protobuf.Duration ttl = 1 [(google.api.field_behavior) = OPTIONAL];
}
// Configuration for a push delivery endpoint.
message PushConfig {
// Contains information needed for generating an
// [OpenID Connect
// token](https://developers.google.com/identity/protocols/OpenIDConnect).
message OidcToken {
// Optional. [Service account
// email](https://cloud.google.com/iam/docs/service-accounts)
// used for generating the OIDC token. For more information
// on setting up authentication, see
// [Push subscriptions](https://cloud.google.com/pubsub/docs/push).
string service_account_email = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. Audience to be used when generating OIDC token. The audience
// claim identifies the recipients that the JWT is intended for. The
// audience value is a single case-sensitive string. Having multiple values
// (array) for the audience field is not supported. More info about the OIDC
// JWT token audience here:
// https://tools.ietf.org/html/rfc7519#section-4.1.3 Note: if not specified,
// the Push endpoint URL will be used.
string audience = 2 [(google.api.field_behavior) = OPTIONAL];
}
// The payload to the push endpoint is in the form of the JSON representation
// of a PubsubMessage
// (https://cloud.google.com/pubsub/docs/reference/rpc/google.pubsub.v1#pubsubmessage).
message PubsubWrapper {}
// Sets the `data` field as the HTTP body for delivery.
message NoWrapper {
// Optional. When true, writes the Pub/Sub message metadata to
// `x-goog-pubsub-:` headers of the HTTP request. Writes the
// Pub/Sub message attributes to `:` headers of the HTTP request.
bool write_metadata = 1 [(google.api.field_behavior) = OPTIONAL];
}
// Optional. A URL locating the endpoint to which messages should be pushed.
// For example, a Webhook endpoint might use `https://example.com/push`.
string push_endpoint = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. Endpoint configuration attributes that can be used to control
// different aspects of the message delivery.
//
// The only currently supported attribute is `x-goog-version`, which you can
// use to change the format of the pushed message. This attribute
// indicates the version of the data expected by the endpoint. This
// controls the shape of the pushed message (i.e., its fields and metadata).
//
// If not present during the `CreateSubscription` call, it will default to
// the version of the Pub/Sub API used to make such call. If not present in a
// `ModifyPushConfig` call, its value will not be changed. `GetSubscription`
// calls will always return a valid version, even if the subscription was
// created without this attribute.
//
// The only supported values for the `x-goog-version` attribute are:
//
// * `v1beta1`: uses the push format defined in the v1beta1 Pub/Sub API.
// * `v1` or `v1beta2`: uses the push format defined in the v1 Pub/Sub API.
//
// For example:
// `attributes { "x-goog-version": "v1" }`
map attributes = 2 [(google.api.field_behavior) = OPTIONAL];
// An authentication method used by push endpoints to verify the source of
// push requests. This can be used with push endpoints that are private by
// default to allow requests only from the Pub/Sub system, for example.
// This field is optional and should be set only by users interested in
// authenticated push.
oneof authentication_method {
// Optional. If specified, Pub/Sub will generate and attach an OIDC JWT
// token as an `Authorization` header in the HTTP request for every pushed
// message.
OidcToken oidc_token = 3 [(google.api.field_behavior) = OPTIONAL];
}
// The format of the delivered message to the push endpoint is defined by
// the chosen wrapper. When unset, `PubsubWrapper` is used.
oneof wrapper {
// Optional. When set, the payload to the push endpoint is in the form of
// the JSON representation of a PubsubMessage
// (https://cloud.google.com/pubsub/docs/reference/rpc/google.pubsub.v1#pubsubmessage).
PubsubWrapper pubsub_wrapper = 4 [(google.api.field_behavior) = OPTIONAL];
// Optional. When set, the payload to the push endpoint is not wrapped.
NoWrapper no_wrapper = 5 [(google.api.field_behavior) = OPTIONAL];
}
}
// Configuration for a BigQuery subscription.
message BigQueryConfig {
// Possible states for a BigQuery subscription.
enum State {
// Default value. This value is unused.
STATE_UNSPECIFIED = 0;
// The subscription can actively send messages to BigQuery
ACTIVE = 1;
// Cannot write to the BigQuery table because of permission denied errors.
// This can happen if
// - Pub/Sub SA has not been granted the [appropriate BigQuery IAM
// permissions](https://cloud.google.com/pubsub/docs/create-subscription#assign_bigquery_service_account)
// - bigquery.googleapis.com API is not enabled for the project
// ([instructions](https://cloud.google.com/service-usage/docs/enable-disable))
PERMISSION_DENIED = 2;
// Cannot write to the BigQuery table because it does not exist.
NOT_FOUND = 3;
// Cannot write to the BigQuery table due to a schema mismatch.
SCHEMA_MISMATCH = 4;
// Cannot write to the destination because enforce_in_transit is set to true
// and the destination locations are not in the allowed regions.
IN_TRANSIT_LOCATION_RESTRICTION = 5;
}
// Optional. The name of the table to which to write data, of the form
// {projectId}.{datasetId}.{tableId}
string table = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. When true, use the topic's schema as the columns to write to in
// BigQuery, if it exists. `use_topic_schema` and `use_table_schema` cannot be
// enabled at the same time.
bool use_topic_schema = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. When true, write the subscription name, message_id, publish_time,
// attributes, and ordering_key to additional columns in the table. The
// subscription name, message_id, and publish_time fields are put in their own
// columns while all other message properties (other than data) are written to
// a JSON object in the attributes column.
bool write_metadata = 3 [(google.api.field_behavior) = OPTIONAL];
// Optional. When true and use_topic_schema is true, any fields that are a
// part of the topic schema that are not part of the BigQuery table schema are
// dropped when writing to BigQuery. Otherwise, the schemas must be kept in
// sync and any messages with extra fields are not written and remain in the
// subscription's backlog.
bool drop_unknown_fields = 4 [(google.api.field_behavior) = OPTIONAL];
// Output only. An output-only field that indicates whether or not the
// subscription can receive messages.
State state = 5 [(google.api.field_behavior) = OUTPUT_ONLY];
// Optional. When true, use the BigQuery table's schema as the columns to
// write to in BigQuery. `use_table_schema` and `use_topic_schema` cannot be
// enabled at the same time.
bool use_table_schema = 6 [(google.api.field_behavior) = OPTIONAL];
// Optional. The service account to use to write to BigQuery. The subscription
// creator or updater that specifies this field must have
// `iam.serviceAccounts.actAs` permission on the service account. If not
// specified, the Pub/Sub [service
// agent](https://cloud.google.com/iam/docs/service-agents),
// service-{project_number}@gcp-sa-pubsub.iam.gserviceaccount.com, is used.
string service_account_email = 7 [(google.api.field_behavior) = OPTIONAL];
}
// Configuration for a Cloud Storage subscription.
message CloudStorageConfig {
// Configuration for writing message data in text format.
// Message payloads will be written to files as raw text, separated by a
// newline.
message TextConfig {}
// Configuration for writing message data in Avro format.
// Message payloads and metadata will be written to files as an Avro binary.
message AvroConfig {
// Optional. When true, write the subscription name, message_id,
// publish_time, attributes, and ordering_key as additional fields in the
// output. The subscription name, message_id, and publish_time fields are
// put in their own fields while all other message properties other than
// data (for example, an ordering_key, if present) are added as entries in
// the attributes map.
bool write_metadata = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. When true, the output Cloud Storage file will be serialized
// using the topic schema, if it exists.
bool use_topic_schema = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Possible states for a Cloud Storage subscription.
enum State {
// Default value. This value is unused.
STATE_UNSPECIFIED = 0;
// The subscription can actively send messages to Cloud Storage.
ACTIVE = 1;
// Cannot write to the Cloud Storage bucket because of permission denied
// errors.
PERMISSION_DENIED = 2;
// Cannot write to the Cloud Storage bucket because it does not exist.
NOT_FOUND = 3;
// Cannot write to the destination because enforce_in_transit is set to true
// and the destination locations are not in the allowed regions.
IN_TRANSIT_LOCATION_RESTRICTION = 4;
// Cannot write to the Cloud Storage bucket due to an incompatibility
// between the topic schema and subscription settings.
SCHEMA_MISMATCH = 5;
}
// Required. User-provided name for the Cloud Storage bucket.
// The bucket must be created by the user. The bucket name must be without
// any prefix like "gs://". See the [bucket naming
// requirements] (https://cloud.google.com/storage/docs/buckets#naming).
string bucket = 1 [(google.api.field_behavior) = REQUIRED];
// Optional. User-provided prefix for Cloud Storage filename. See the [object
// naming requirements](https://cloud.google.com/storage/docs/objects#naming).
string filename_prefix = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. User-provided suffix for Cloud Storage filename. See the [object
// naming requirements](https://cloud.google.com/storage/docs/objects#naming).
// Must not end in "/".
string filename_suffix = 3 [(google.api.field_behavior) = OPTIONAL];
// Optional. User-provided format string specifying how to represent datetimes
// in Cloud Storage filenames. See the [datetime format
// guidance](https://cloud.google.com/pubsub/docs/create-cloudstorage-subscription#file_names).
string filename_datetime_format = 10 [(google.api.field_behavior) = OPTIONAL];
// Defaults to text format.
oneof output_format {
// Optional. If set, message data will be written to Cloud Storage in text
// format.
TextConfig text_config = 4 [(google.api.field_behavior) = OPTIONAL];
// Optional. If set, message data will be written to Cloud Storage in Avro
// format.
AvroConfig avro_config = 5 [(google.api.field_behavior) = OPTIONAL];
}
// Optional. The maximum duration that can elapse before a new Cloud Storage
// file is created. Min 1 minute, max 10 minutes, default 5 minutes. May not
// exceed the subscription's acknowledgement deadline.
google.protobuf.Duration max_duration = 6
[(google.api.field_behavior) = OPTIONAL];
// Optional. The maximum bytes that can be written to a Cloud Storage file
// before a new file is created. Min 1 KB, max 10 GiB. The max_bytes limit may
// be exceeded in cases where messages are larger than the limit.
int64 max_bytes = 7 [(google.api.field_behavior) = OPTIONAL];
// Optional. The maximum number of messages that can be written to a Cloud
// Storage file before a new file is created. Min 1000 messages.
int64 max_messages = 8 [(google.api.field_behavior) = OPTIONAL];
// Output only. An output-only field that indicates whether or not the
// subscription can receive messages.
State state = 9 [(google.api.field_behavior) = OUTPUT_ONLY];
// Optional. The service account to use to write to Cloud Storage. The
// subscription creator or updater that specifies this field must have
// `iam.serviceAccounts.actAs` permission on the service account. If not
// specified, the Pub/Sub
// [service agent](https://cloud.google.com/iam/docs/service-agents),
// service-{project_number}@gcp-sa-pubsub.iam.gserviceaccount.com, is used.
string service_account_email = 11 [(google.api.field_behavior) = OPTIONAL];
}
// A message and its corresponding acknowledgment ID.
message ReceivedMessage {
// Optional. This ID can be used to acknowledge the received message.
string ack_id = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. The message.
PubsubMessage message = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The approximate number of times that Pub/Sub has attempted to
// deliver the associated message to a subscriber.
//
// More precisely, this is 1 + (number of NACKs) +
// (number of ack_deadline exceeds) for this message.
//
// A NACK is any call to ModifyAckDeadline with a 0 deadline. An ack_deadline
// exceeds event is whenever a message is not acknowledged within
// ack_deadline. Note that ack_deadline is initially
// Subscription.ackDeadlineSeconds, but may get extended automatically by
// the client library.
//
// Upon the first delivery of a given message, `delivery_attempt` will have a
// value of 1. The value is calculated at best effort and is approximate.
//
// If a DeadLetterPolicy is not set on the subscription, this will be 0.
int32 delivery_attempt = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the GetSubscription method.
message GetSubscriptionRequest {
// Required. The name of the subscription to get.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
}
// Request for the UpdateSubscription method.
message UpdateSubscriptionRequest {
// Required. The updated subscription object.
Subscription subscription = 1 [(google.api.field_behavior) = REQUIRED];
// Required. Indicates which fields in the provided subscription to update.
// Must be specified and non-empty.
google.protobuf.FieldMask update_mask = 2
[(google.api.field_behavior) = REQUIRED];
}
// Request for the `ListSubscriptions` method.
message ListSubscriptionsRequest {
// Required. The name of the project in which to list subscriptions.
// Format is `projects/{project-id}`.
string project = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "cloudresourcemanager.googleapis.com/Project"
}
];
// Optional. Maximum number of subscriptions to return.
int32 page_size = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The value returned by the last `ListSubscriptionsResponse`;
// indicates that this is a continuation of a prior `ListSubscriptions` call,
// and that the system should return the next page of data.
string page_token = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Response for the `ListSubscriptions` method.
message ListSubscriptionsResponse {
// Optional. The subscriptions that match the request.
repeated Subscription subscriptions = 1
[(google.api.field_behavior) = OPTIONAL];
// Optional. If not empty, indicates that there may be more subscriptions that
// match the request; this value should be passed in a new
// `ListSubscriptionsRequest` to get more subscriptions.
string next_page_token = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the DeleteSubscription method.
message DeleteSubscriptionRequest {
// Required. The subscription to delete.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
}
// Request for the ModifyPushConfig method.
message ModifyPushConfigRequest {
// Required. The name of the subscription.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Required. The push configuration for future deliveries.
//
// An empty `pushConfig` indicates that the Pub/Sub system should
// stop pushing messages from the given subscription and allow
// messages to be pulled and acknowledged - effectively pausing
// the subscription if `Pull` or `StreamingPull` is not called.
PushConfig push_config = 2 [(google.api.field_behavior) = REQUIRED];
}
// Request for the `Pull` method.
message PullRequest {
// Required. The subscription from which messages should be pulled.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Optional. If this field set to true, the system will respond immediately
// even if it there are no messages available to return in the `Pull`
// response. Otherwise, the system may wait (for a bounded amount of time)
// until at least one message is available, rather than returning no messages.
// Warning: setting this field to `true` is discouraged because it adversely
// impacts the performance of `Pull` operations. We recommend that users do
// not set this field.
bool return_immediately = 2
[deprecated = true, (google.api.field_behavior) = OPTIONAL];
// Required. The maximum number of messages to return for this request. Must
// be a positive integer. The Pub/Sub system may return fewer than the number
// specified.
int32 max_messages = 3 [(google.api.field_behavior) = REQUIRED];
}
// Response for the `Pull` method.
message PullResponse {
// Optional. Received Pub/Sub messages. The list will be empty if there are no
// more messages available in the backlog, or if no messages could be returned
// before the request timeout. For JSON, the response can be entirely
// empty. The Pub/Sub system may return fewer than the `maxMessages` requested
// even if there are more messages available in the backlog.
repeated ReceivedMessage received_messages = 1
[(google.api.field_behavior) = OPTIONAL];
}
// Request for the ModifyAckDeadline method.
message ModifyAckDeadlineRequest {
// Required. The name of the subscription.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Required. List of acknowledgment IDs.
repeated string ack_ids = 4 [(google.api.field_behavior) = REQUIRED];
// Required. The new ack deadline with respect to the time this request was
// sent to the Pub/Sub system. For example, if the value is 10, the new ack
// deadline will expire 10 seconds after the `ModifyAckDeadline` call was
// made. Specifying zero might immediately make the message available for
// delivery to another subscriber client. This typically results in an
// increase in the rate of message redeliveries (that is, duplicates).
// The minimum deadline you can specify is 0 seconds.
// The maximum deadline you can specify in a single request is 600 seconds
// (10 minutes).
int32 ack_deadline_seconds = 3 [(google.api.field_behavior) = REQUIRED];
}
// Request for the Acknowledge method.
message AcknowledgeRequest {
// Required. The subscription whose message is being acknowledged.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Required. The acknowledgment ID for the messages being acknowledged that
// was returned by the Pub/Sub system in the `Pull` response. Must not be
// empty.
repeated string ack_ids = 2 [(google.api.field_behavior) = REQUIRED];
}
// Request for the `StreamingPull` streaming RPC method. This request is used to
// establish the initial stream as well as to stream acknowledgements and ack
// deadline modifications from the client to the server.
message StreamingPullRequest {
// Required. The subscription for which to initialize the new stream. This
// must be provided in the first request on the stream, and must not be set in
// subsequent requests from client to server.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Optional. List of acknowledgement IDs for acknowledging previously received
// messages (received on this stream or a different stream). If an ack ID has
// expired, the corresponding message may be redelivered later. Acknowledging
// a message more than once will not result in an error. If the
// acknowledgement ID is malformed, the stream will be aborted with status
// `INVALID_ARGUMENT`.
repeated string ack_ids = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The list of new ack deadlines for the IDs listed in
// `modify_deadline_ack_ids`. The size of this list must be the same as the
// size of `modify_deadline_ack_ids`. If it differs the stream will be aborted
// with `INVALID_ARGUMENT`. Each element in this list is applied to the
// element in the same position in `modify_deadline_ack_ids`. The new ack
// deadline is with respect to the time this request was sent to the Pub/Sub
// system. Must be >= 0. For example, if the value is 10, the new ack deadline
// will expire 10 seconds after this request is received. If the value is 0,
// the message is immediately made available for another streaming or
// non-streaming pull request. If the value is < 0 (an error), the stream will
// be aborted with status `INVALID_ARGUMENT`.
repeated int32 modify_deadline_seconds = 3
[(google.api.field_behavior) = OPTIONAL];
// Optional. List of acknowledgement IDs whose deadline will be modified based
// on the corresponding element in `modify_deadline_seconds`. This field can
// be used to indicate that more time is needed to process a message by the
// subscriber, or to make the message available for redelivery if the
// processing was interrupted.
repeated string modify_deadline_ack_ids = 4
[(google.api.field_behavior) = OPTIONAL];
// Required. The ack deadline to use for the stream. This must be provided in
// the first request on the stream, but it can also be updated on subsequent
// requests from client to server. The minimum deadline you can specify is 10
// seconds. The maximum deadline you can specify is 600 seconds (10 minutes).
int32 stream_ack_deadline_seconds = 5
[(google.api.field_behavior) = REQUIRED];
// Optional. A unique identifier that is used to distinguish client instances
// from each other. Only needs to be provided on the initial request. When a
// stream disconnects and reconnects for the same stream, the client_id should
// be set to the same value so that state associated with the old stream can
// be transferred to the new stream. The same client_id should not be used for
// different client instances.
string client_id = 6 [(google.api.field_behavior) = OPTIONAL];
// Optional. Flow control settings for the maximum number of outstanding
// messages. When there are `max_outstanding_messages` currently sent to the
// streaming pull client that have not yet been acked or nacked, the server
// stops sending more messages. The sending of messages resumes once the
// number of outstanding messages is less than this value. If the value is
// <= 0, there is no limit to the number of outstanding messages. This
// property can only be set on the initial StreamingPullRequest. If it is set
// on a subsequent request, the stream will be aborted with status
// `INVALID_ARGUMENT`.
int64 max_outstanding_messages = 7 [(google.api.field_behavior) = OPTIONAL];
// Optional. Flow control settings for the maximum number of outstanding
// bytes. When there are `max_outstanding_bytes` or more worth of messages
// currently sent to the streaming pull client that have not yet been acked or
// nacked, the server will stop sending more messages. The sending of messages
// resumes once the number of outstanding bytes is less than this value. If
// the value is <= 0, there is no limit to the number of outstanding bytes.
// This property can only be set on the initial StreamingPullRequest. If it is
// set on a subsequent request, the stream will be aborted with status
// `INVALID_ARGUMENT`.
int64 max_outstanding_bytes = 8 [(google.api.field_behavior) = OPTIONAL];
}
// Response for the `StreamingPull` method. This response is used to stream
// messages from the server to the client.
message StreamingPullResponse {
// Acknowledgement IDs sent in one or more previous requests to acknowledge a
// previously received message.
message AcknowledgeConfirmation {
// Optional. Successfully processed acknowledgement IDs.
repeated string ack_ids = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. List of acknowledgement IDs that were malformed or whose
// acknowledgement deadline has expired.
repeated string invalid_ack_ids = 2
[(google.api.field_behavior) = OPTIONAL];
// Optional. List of acknowledgement IDs that were out of order.
repeated string unordered_ack_ids = 3
[(google.api.field_behavior) = OPTIONAL];
// Optional. List of acknowledgement IDs that failed processing with
// temporary issues.
repeated string temporary_failed_ack_ids = 4
[(google.api.field_behavior) = OPTIONAL];
}
// Acknowledgement IDs sent in one or more previous requests to modify the
// deadline for a specific message.
message ModifyAckDeadlineConfirmation {
// Optional. Successfully processed acknowledgement IDs.
repeated string ack_ids = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. List of acknowledgement IDs that were malformed or whose
// acknowledgement deadline has expired.
repeated string invalid_ack_ids = 2
[(google.api.field_behavior) = OPTIONAL];
// Optional. List of acknowledgement IDs that failed processing with
// temporary issues.
repeated string temporary_failed_ack_ids = 3
[(google.api.field_behavior) = OPTIONAL];
}
// Subscription properties sent as part of the response.
message SubscriptionProperties {
// Optional. True iff exactly once delivery is enabled for this
// subscription.
bool exactly_once_delivery_enabled = 1
[(google.api.field_behavior) = OPTIONAL];
// Optional. True iff message ordering is enabled for this subscription.
bool message_ordering_enabled = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Optional. Received Pub/Sub messages. This will not be empty.
repeated ReceivedMessage received_messages = 1
[(google.api.field_behavior) = OPTIONAL];
// Optional. This field will only be set if `enable_exactly_once_delivery` is
// set to `true`.
AcknowledgeConfirmation acknowledge_confirmation = 5
[(google.api.field_behavior) = OPTIONAL];
// Optional. This field will only be set if `enable_exactly_once_delivery` is
// set to `true`.
ModifyAckDeadlineConfirmation modify_ack_deadline_confirmation = 3
[(google.api.field_behavior) = OPTIONAL];
// Optional. Properties associated with this subscription.
SubscriptionProperties subscription_properties = 4
[(google.api.field_behavior) = OPTIONAL];
}
// Request for the `CreateSnapshot` method.
message CreateSnapshotRequest {
// Required. User-provided name for this snapshot. If the name is not provided
// in the request, the server will assign a random name for this snapshot on
// the same project as the subscription. Note that for REST API requests, you
// must specify a name. See the [resource name
// rules](https://cloud.google.com/pubsub/docs/pubsub-basics#resource_names).
// Format is `projects/{project}/snapshots/{snap}`.
string name = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Snapshot" }
];
// Required. The subscription whose backlog the snapshot retains.
// Specifically, the created snapshot is guaranteed to retain:
// (a) The existing backlog on the subscription. More precisely, this is
// defined as the messages in the subscription's backlog that are
// unacknowledged upon the successful completion of the
// `CreateSnapshot` request; as well as:
// (b) Any messages published to the subscription's topic following the
// successful completion of the CreateSnapshot request.
// Format is `projects/{project}/subscriptions/{sub}`.
string subscription = 2 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
// Optional. See [Creating and managing
// labels](https://cloud.google.com/pubsub/docs/labels).
map labels = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the UpdateSnapshot method.
message UpdateSnapshotRequest {
// Required. The updated snapshot object.
Snapshot snapshot = 1 [(google.api.field_behavior) = REQUIRED];
// Required. Indicates which fields in the provided snapshot to update.
// Must be specified and non-empty.
google.protobuf.FieldMask update_mask = 2
[(google.api.field_behavior) = REQUIRED];
}
// A snapshot resource. Snapshots are used in
// [Seek](https://cloud.google.com/pubsub/docs/replay-overview)
// operations, which allow you to manage message acknowledgments in bulk. That
// is, you can set the acknowledgment state of messages in an existing
// subscription to the state captured by a snapshot.
message Snapshot {
option (google.api.resource) = {
type: "pubsub.googleapis.com/Snapshot"
pattern: "projects/{project}/snapshots/{snapshot}"
};
// Optional. The name of the snapshot.
string name = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. The name of the topic from which this snapshot is retaining
// messages.
string topic = 2 [
(google.api.field_behavior) = OPTIONAL,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Topic" }
];
// Optional. The snapshot is guaranteed to exist up until this time.
// A newly-created snapshot expires no later than 7 days from the time of its
// creation. Its exact lifetime is determined at creation by the existing
// backlog in the source subscription. Specifically, the lifetime of the
// snapshot is `7 days - (age of oldest unacked message in the subscription)`.
// For example, consider a subscription whose oldest unacked message is 3 days
// old. If a snapshot is created from this subscription, the snapshot -- which
// will always capture this 3-day-old backlog as long as the snapshot
// exists -- will expire in 4 days. The service will refuse to create a
// snapshot that would expire in less than 1 hour after creation.
google.protobuf.Timestamp expire_time = 3
[(google.api.field_behavior) = OPTIONAL];
// Optional. See [Creating and managing labels]
// (https://cloud.google.com/pubsub/docs/labels).
map labels = 4 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the GetSnapshot method.
message GetSnapshotRequest {
// Required. The name of the snapshot to get.
// Format is `projects/{project}/snapshots/{snap}`.
string snapshot = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Snapshot" }
];
}
// Request for the `ListSnapshots` method.
message ListSnapshotsRequest {
// Required. The name of the project in which to list snapshots.
// Format is `projects/{project-id}`.
string project = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "cloudresourcemanager.googleapis.com/Project"
}
];
// Optional. Maximum number of snapshots to return.
int32 page_size = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The value returned by the last `ListSnapshotsResponse`; indicates
// that this is a continuation of a prior `ListSnapshots` call, and that the
// system should return the next page of data.
string page_token = 3 [(google.api.field_behavior) = OPTIONAL];
}
// Response for the `ListSnapshots` method.
message ListSnapshotsResponse {
// Optional. The resulting snapshots.
repeated Snapshot snapshots = 1 [(google.api.field_behavior) = OPTIONAL];
// Optional. If not empty, indicates that there may be more snapshot that
// match the request; this value should be passed in a new
// `ListSnapshotsRequest`.
string next_page_token = 2 [(google.api.field_behavior) = OPTIONAL];
}
// Request for the `DeleteSnapshot` method.
message DeleteSnapshotRequest {
// Required. The name of the snapshot to delete.
// Format is `projects/{project}/snapshots/{snap}`.
string snapshot = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = { type: "pubsub.googleapis.com/Snapshot" }
];
}
// Request for the `Seek` method.
message SeekRequest {
// Required. The subscription to affect.
string subscription = 1 [
(google.api.field_behavior) = REQUIRED,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Subscription"
}
];
oneof target {
// Optional. The time to seek to.
// Messages retained in the subscription that were published before this
// time are marked as acknowledged, and messages retained in the
// subscription that were published after this time are marked as
// unacknowledged. Note that this operation affects only those messages
// retained in the subscription (configured by the combination of
// `message_retention_duration` and `retain_acked_messages`). For example,
// if `time` corresponds to a point before the message retention
// window (or to a point before the system's notion of the subscription
// creation time), only retained messages will be marked as unacknowledged,
// and already-expunged messages will not be restored.
google.protobuf.Timestamp time = 2 [(google.api.field_behavior) = OPTIONAL];
// Optional. The snapshot to seek to. The snapshot's topic must be the same
// as that of the provided subscription. Format is
// `projects/{project}/snapshots/{snap}`.
string snapshot = 3 [
(google.api.field_behavior) = OPTIONAL,
(google.api.resource_reference) = {
type: "pubsub.googleapis.com/Snapshot"
}
];
}
}
// Response for the `Seek` method (this response is empty).
message SeekResponse {}