diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/pom.xml b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/pom.xml
index 5c4156b..cd85495 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/pom.xml
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/pom.xml
@@ -112,6 +112,7 @@
yarn_protos.proto
yarn_service_protos.proto
applicationmaster_protocol.proto
+ distributed_scheduler_protocol.proto
applicationclient_protocol.proto
containermanagement_protocol.proto
server/yarn_server_resourcemanager_service_protos.proto
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/DistributedSchedulerProtocol.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/DistributedSchedulerProtocol.java
new file mode 100644
index 0000000..f47bf73
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/DistributedSchedulerProtocol.java
@@ -0,0 +1,46 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.yarn.api;
+
+import org.apache.hadoop.classification.InterfaceAudience.Public;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
+import org.apache.hadoop.io.retry.Idempotent;
+import org.apache.hadoop.yarn.api.protocolrecords.AllocateRequest;
+import org.apache.hadoop.yarn.api.protocolrecords.DistSchedAllocateResponse;
+import org.apache.hadoop.yarn.api.protocolrecords.DistSchedRegisterResponse;
+import org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest;
+import org.apache.hadoop.yarn.exceptions.YarnException;
+
+import java.io.IOException;
+
+public interface DistributedSchedulerProtocol extends ApplicationMasterProtocol {
+
+ @Public
+ @Unstable
+ @Idempotent
+ DistSchedRegisterResponse registerApplicationMasterForDistributedScheduling(
+ RegisterApplicationMasterRequest request)
+ throws YarnException, IOException;
+
+ @Public
+ @Unstable
+ @Idempotent
+ DistSchedAllocateResponse allocateForDistributedScheduling(
+ AllocateRequest request) throws YarnException, IOException;
+}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/DistSchedAllocateResponse.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/DistSchedAllocateResponse.java
new file mode 100644
index 0000000..c31c764
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/DistSchedAllocateResponse.java
@@ -0,0 +1,57 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.yarn.api.protocolrecords;
+
+import org.apache.hadoop.classification.InterfaceAudience.Public;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
+import org.apache.hadoop.yarn.api.records.NodeId;
+import org.apache.hadoop.yarn.util.Records;
+
+import java.util.List;
+
+@Public
+@Unstable
+public abstract class DistSchedAllocateResponse {
+
+ @Public
+ @Unstable
+ public static DistSchedAllocateResponse newInstance(AllocateResponse
+ allResp) {
+ DistSchedAllocateResponse response =
+ Records.newRecord(DistSchedAllocateResponse.class);
+ response.setAllocateResponse(allResp);
+ return response;
+ }
+
+ @Public
+ @Unstable
+ public abstract void setAllocateResponse(AllocateResponse response);
+
+ @Public
+ @Unstable
+ public abstract AllocateResponse getAllocateResponse();
+
+ @Public
+ @Unstable
+ public abstract void setNodesForScheduling(List nodesForScheduling);
+
+ @Public
+ @Unstable
+ public abstract List getNodesForScheduling();
+}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/DistSchedRegisterResponse.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/DistSchedRegisterResponse.java
new file mode 100644
index 0000000..8a79c4c
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/protocolrecords/DistSchedRegisterResponse.java
@@ -0,0 +1,92 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.yarn.api.protocolrecords;
+
+import org.apache.hadoop.classification.InterfaceAudience.Public;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
+import org.apache.hadoop.yarn.api.records.NodeId;
+import org.apache.hadoop.yarn.api.records.Resource;
+import org.apache.hadoop.yarn.util.Records;
+
+import java.util.List;
+
+@Public
+@Unstable
+public abstract class DistSchedRegisterResponse {
+
+ @Public
+ @Unstable
+ public static DistSchedRegisterResponse newInstance
+ (RegisterApplicationMasterResponse regAMResp) {
+ DistSchedRegisterResponse response =
+ Records.newRecord(DistSchedRegisterResponse.class);
+ response.setRegisterResponse(regAMResp);
+ return response;
+ }
+
+ @Public
+ @Unstable
+ public abstract void setRegisterResponse(
+ RegisterApplicationMasterResponse resp);
+
+ @Public
+ @Unstable
+ public abstract RegisterApplicationMasterResponse getRegisterResponse();
+
+ @Public
+ @Unstable
+ public abstract void setMinAllocatableCapabilty(Resource minResource);
+
+ @Public
+ @Unstable
+ public abstract Resource getMinAllocatableCapabilty();
+
+ @Public
+ @Unstable
+ public abstract void setMaxAllocatableCapabilty(Resource maxResource);
+
+ @Public
+ @Unstable
+ public abstract Resource getMaxAllocatableCapabilty();
+
+ @Public
+ @Unstable
+ public abstract void setContainerTokenExpiryInterval(int interval);
+
+ @Public
+ @Unstable
+ public abstract int getContainerTokenExpiryInterval();
+
+ @Public
+ @Unstable
+ public abstract void setContainerIdStart(long containerIdStart);
+
+ @Public
+ @Unstable
+ public abstract long getContainerIdStart();
+
+ @Public
+ @Unstable
+ public abstract void setNodesForScheduling(List nodesForScheduling);
+
+ @Public
+ @Unstable
+ public abstract List getNodesForScheduling();
+
+}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/distributed_scheduler_protocol.proto b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/distributed_scheduler_protocol.proto
new file mode 100644
index 0000000..fb66d21
--- /dev/null
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/distributed_scheduler_protocol.proto
@@ -0,0 +1,37 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you 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.
+ */
+
+/**
+ * These .proto interfaces are public and stable.
+ * Please see http://wiki.apache.org/hadoop/Compatibility
+ * for what changes are allowed for a *stable* .proto interface.
+ */
+
+option java_package = "org.apache.hadoop.yarn.proto";
+option java_outer_classname = "DistributedSchedulerProtocol";
+option java_generic_services = true;
+option java_generate_equals_and_hash = true;
+package hadoop.yarn;
+
+import "yarn_service_protos.proto";
+
+
+service DistributedSchedulerProtocolService {
+ rpc registerApplicationMasterForDistributedScheduling (RegisterApplicationMasterRequestProto) returns (DistSchedRegisterResponseProto);
+ rpc allocateForDistributedScheduling (AllocateRequestProto) returns (DistSchedAllocateResponseProto);
+}
diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_service_protos.proto b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_service_protos.proto
index 8924eba..2f9eec2 100644
--- a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_service_protos.proto
+++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/proto/yarn_service_protos.proto
@@ -50,6 +50,15 @@ message RegisterApplicationMasterResponseProto {
repeated SchedulerResourceTypes scheduler_resource_types = 7;
}
+message DistSchedRegisterResponseProto {
+ optional RegisterApplicationMasterResponseProto register_response = 1;
+ optional ResourceProto max_alloc_capability = 2;
+ optional ResourceProto min_alloc_capability = 3;
+ optional int32 container_token_expiry_interval = 4;
+ optional int64 container_id_start = 5;
+ repeated NodeIdProto nodes_for_scheduling = 6;
+}
+
message FinishApplicationMasterRequestProto {
optional string diagnostics = 1;
optional string tracking_url = 2;
@@ -91,6 +100,11 @@ message AllocateResponseProto {
optional PriorityProto application_priority = 13;
}
+message DistSchedAllocateResponseProto {
+ optional AllocateResponseProto allocate_response = 1;
+ repeated NodeIdProto nodes_for_scheduling = 2;
+}
+
enum SchedulerResourceTypes {
MEMORY = 0;
CPU = 1;