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ldlm.proto
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ldlm.proto
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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 ldlm;
enum ErrorCode {
Unknown = 0;
LockDoesNotExist = 1;
InvalidLockKey = 2;
LockWaitTimeout = 3;
NotLocked = 4;
LockDoesNotExistOrInvalidKey = 5;
LockSizeMismatch = 6;
InvalidLockSize = 7;
}
message Error {
ErrorCode code = 1;
string message = 2;
}
message LockRequest {
string name = 1;
optional int32 wait_timeout_seconds = 3;
optional int32 lock_timeout_seconds = 100;
optional int32 size = 4;
}
message TryLockRequest {
string name = 1;
optional int32 lock_timeout_seconds = 100;
optional int32 size = 4;
}
message LockResponse {
bool locked = 1;
string name = 2;
string key = 3;
optional Error error = 4;
}
message UnlockRequest {
string name = 1;
string key = 2;
}
message UnlockResponse {
bool unlocked = 1;
string name = 2;
optional Error error = 3;
}
message RefreshLockRequest {
string name = 1;
string key = 2;
int32 lock_timeout_seconds = 100;
}
service LDLM {
rpc Lock(LockRequest) returns (LockResponse) { }
rpc TryLock(TryLockRequest) returns (LockResponse) { }
rpc Unlock(UnlockRequest) returns (UnlockResponse) { }
rpc RefreshLock(RefreshLockRequest) returns (LockResponse) {}
}