ydb.public.api.grpc.ydb_coordination_v1.proto Maven / Gradle / Ivy

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syntax = "proto3";

package Ydb.Coordination.V1;

option java_package = "com.yandex.ydb.coordination.v1";
option java_outer_classname = "CoordinationGrpc";
option java_multiple_files = true;

import "ydb/public/api/protos/ydb_coordination.proto";

service CoordinationService {
    /**
     * Bidirectional stream used to establish a session with a coordination node
     *
     * Relevant APIs for managing semaphores, distributed locking, creating or
     * restoring a previously established session are described using nested
     * messages in SessionRequest and SessionResponse. Session is established
     * with a specific coordination node (previously created using CreateNode
     * below) and semaphores are local to that coordination node.
     */
    rpc Session(stream Coordination.SessionRequest) returns (stream Coordination.SessionResponse);

    // Creates a new coordination node
    rpc CreateNode(Coordination.CreateNodeRequest) returns (Coordination.CreateNodeResponse);

    // Modifies settings of a coordination node
    rpc AlterNode(Coordination.AlterNodeRequest) returns (Coordination.AlterNodeResponse);

    // Drops a coordination node
    rpc DropNode(Coordination.DropNodeRequest) returns (Coordination.DropNodeResponse);

    // Describes a coordination node
    rpc DescribeNode(Coordination.DescribeNodeRequest) returns (Coordination.DescribeNodeResponse);
}