[Fabric-Sync] Add the IPC support between Fabric_Admin and Fabric_Bri…

…dge (#33603)

* Add the RPC support between Fabric_Admin and Fabric_Bridge

* Add bridge_enable_pw_rpc build flag

* Address review comments

* Add RpcClientProcessor

* Update API comments

examples/common/pigweed/BUILD.gn

@@ -80,6 +80,20 @@ pw_proto_library("button_service") {
   prefix = "button_service"
 }
 
+pw_proto_library("fabric_admin_service") {
+  sources = [ "protos/fabric_admin_service.proto" ]
+  deps = [ "$dir_pw_protobuf:common_protos" ]
+  strip_prefix = "protos"
+  prefix = "fabric_admin_service"
+}
+
+pw_proto_library("fabric_bridge_service") {
+  sources = [ "protos/fabric_bridge_service.proto" ]
+  deps = [ "$dir_pw_protobuf:common_protos" ]
+  strip_prefix = "protos"
+  prefix = "fabric_bridge_service"
+}
+
 pw_proto_library("lighting_service") {
   sources = [ "protos/lighting_service.proto" ]
   deps = [ "$dir_pw_protobuf:common_protos" ]

examples/common/pigweed/protos/fabric_admin_service.proto

@@ -0,0 +1,20 @@
+syntax = "proto3";
+
+import 'pw_protobuf_protos/common.proto';
+
+package chip.rpc;
+
+// Define the message for a synchronized end device with necessary fields
+message DeviceInfo {
+  uint64 node_id = 1;
+}
+
+// Define the response message to convey the status of the operation
+message OperationStatus {
+  bool success = 1;
+}
+
+service FabricAdmin {
+  rpc OpenCommissioningWindow(DeviceInfo) returns (OperationStatus){}
+}
+

examples/common/pigweed/protos/fabric_bridge_service.proto

@@ -0,0 +1,15 @@
+syntax = "proto3";
+
+import 'pw_protobuf_protos/common.proto';
+
+package chip.rpc;
+
+// Define the message for a synchronized end device with necessary fields
+message SynchronizedDevice {
+  uint64 node_id = 1;
+}
+
+service FabricBridge {
+  rpc AddSynchronizedDevice(SynchronizedDevice) returns (pw.protobuf.Empty){}
+}
+

examples/common/pigweed/rpc_console/py/BUILD.gn

@@ -46,6 +46,8 @@ pw_python_package("chip_rpc") {
     "${chip_root}/examples/common/pigweed:descriptor_service.python",
     "${chip_root}/examples/common/pigweed:device_service.python",
     "${chip_root}/examples/common/pigweed:echo_service.python",
+    "${chip_root}/examples/common/pigweed:fabric_admin_service.python",
+    "${chip_root}/examples/common/pigweed:fabric_bridge_service.python",
     "${chip_root}/examples/common/pigweed:lighting_service.python",
     "${chip_root}/examples/common/pigweed:locking_service.python",
     "${chip_root}/examples/common/pigweed:ot_cli_service.python",

examples/common/pigweed/rpc_console/py/chip_rpc/console.py

@@ -53,6 +53,8 @@
 from descriptor_service import descriptor_service_pb2
 from device_service import device_service_pb2
 from echo_service import echo_pb2
+from fabric_admin_service import fabric_admin_service_pb2
+from fabric_bridge_service import fabric_bridge_service_pb2
 from lighting_service import lighting_service_pb2
 from locking_service import locking_service_pb2
 from ot_cli_service import ot_cli_service_pb2
@@ -136,6 +138,8 @@ def show_console(device: str, baudrate: int,
                 descriptor_service_pb2,
                 device_service_pb2,
                 echo_pb2,
+                fabric_admin_service_pb2,
+                fabric_bridge_service_pb2,
                 lighting_service_pb2,
                 locking_service_pb2,
                 ot_cli_service_pb2,

examples/common/pigweed/rpc_services/FabricAdmin.h

@@ -0,0 +1,44 @@
+/*
+ *
+ *    Copyright (c) 2024 Project CHIP Authors
+ *    All rights reserved.
+ *
+ *    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.
+ */
+
+#pragma once
+
+#include "app/util/attribute-storage.h"
+#include "fabric_admin_service/fabric_admin_service.rpc.pb.h"
+#include "pigweed/rpc_services/internal/StatusUtils.h"
+#include <app-common/zap-generated/attributes/Accessors.h>
+#include <app-common/zap-generated/ids/Attributes.h>
+#include <app-common/zap-generated/ids/Clusters.h>
+#include <platform/PlatformManager.h>
+
+namespace chip {
+namespace rpc {
+
+class FabricAdmin : public pw_rpc::nanopb::FabricAdmin::Service<FabricAdmin>
+{
+public:
+    virtual ~FabricAdmin() = default;
+
+    virtual pw::Status OpenCommissioningWindow(const chip_rpc_DeviceInfo & request, chip_rpc_OperationStatus & response)
+    {
+        return pw::Status::Unimplemented();
+    }
+};
+
+} // namespace rpc
+} // namespace chip

examples/common/pigweed/rpc_services/FabricBridge.h

@@ -0,0 +1,44 @@
+/*
+ *
+ *    Copyright (c) 2024 Project CHIP Authors
+ *    All rights reserved.
+ *
+ *    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.
+ */
+
+#pragma once
+
+#include "app/util/attribute-storage.h"
+#include "fabric_bridge_service/fabric_bridge_service.rpc.pb.h"
+#include "pigweed/rpc_services/internal/StatusUtils.h"
+#include <app-common/zap-generated/attributes/Accessors.h>
+#include <app-common/zap-generated/ids/Attributes.h>
+#include <app-common/zap-generated/ids/Clusters.h>
+#include <platform/PlatformManager.h>
+
+namespace chip {
+namespace rpc {
+
+class FabricBridge : public pw_rpc::nanopb::FabricBridge::Service<FabricBridge>
+{
+public:
+    virtual ~FabricBridge() = default;
+
+    virtual pw::Status AddSynchronizedDevice(const chip_rpc_SynchronizedDevice & request, pw_protobuf_Empty & response)
+    {
+        return pw::Status::Unimplemented();
+    }
+};
+
+} // namespace rpc
+} // namespace chip

examples/fabric-admin/BUILD.gn

@@ -22,10 +22,18 @@ import("${chip_root}/src/lib/core/core.gni")
 
 assert(chip_build_tools)
 
+import("${chip_root}/examples/common/pigweed/pigweed_rpcs.gni")
+
+if (chip_enable_pw_rpc) {
+  import("//build_overrides/pigweed.gni")
+  import("$dir_pw_build/target_types.gni")
+}
+
 config("config") {
   include_dirs = [
     ".",
     "${chip_root}/examples/common",
+    "${chip_root}/examples/platform/linux",
     "${chip_root}/zzz_generated/app-common/app-common",
     "${chip_root}/zzz_generated/chip-tool",
     "${chip_root}/src/lib",
@@ -39,6 +47,10 @@ config("config") {
   }
 
   cflags = [ "-Wconversion" ]
+
+  if (chip_enable_pw_rpc) {
+    defines += [ "PW_RPC_ENABLED" ]
+  }
 }
 
 static_library("fabric-admin-utils") {
@@ -59,6 +71,7 @@ static_library("fabric-admin-utils") {
     "commands/common/HexConversion.h",
     "commands/common/RemoteDataModelLogger.cpp",
     "commands/common/RemoteDataModelLogger.h",
+    "commands/fabric-sync/FabricSyncCommand.cpp",
     "commands/pairing/OpenCommissioningWindowCommand.cpp",
     "commands/pairing/OpenCommissioningWindowCommand.h",
     "commands/pairing/PairingCommand.cpp",
@@ -95,6 +108,40 @@ static_library("fabric-admin-utils") {
 
   public_configs = [ ":config" ]
 
+  if (chip_enable_pw_rpc) {
+    defines = [
+      "PW_RPC_FABRIC_ADMIN_SERVICE=1",
+      "PW_RPC_FABRIC_BRIDGE_SERVICE=1",
+    ]
+
+    sources += [
+      "${chip_root}/examples/platform/linux/RpcClientProcessor.cpp",
+      "${chip_root}/examples/platform/linux/RpcClientProcessor.h",
+      "${chip_root}/examples/platform/linux/system_rpc_server.cc",
+      "rpc/RpcClient.cpp",
+      "rpc/RpcClient.h",
+      "rpc/RpcServer.cpp",
+      "rpc/RpcServer.h",
+    ]
+
+    deps += [
+      "$dir_pw_hdlc:default_addresses",
+      "$dir_pw_hdlc:rpc_channel_output",
+      "$dir_pw_log",
+      "$dir_pw_rpc:server",
+      "$dir_pw_rpc/system_server:facade",
+      "$dir_pw_rpc/system_server:socket",
+      "$dir_pw_stream:socket_stream",
+      "$dir_pw_sync:mutex",
+      "${chip_root}/config/linux/lib/pw_rpc:pw_rpc",
+      "${chip_root}/examples/common/pigweed:fabric_admin_service.nanopb_rpc",
+      "${chip_root}/examples/common/pigweed:fabric_bridge_service.nanopb_rpc",
+      "${chip_root}/examples/common/pigweed:rpc_services",
+    ]
+
+    deps += pw_build_LINK_DEPS
+  }
+
   if (chip_enable_transport_trace) {
     public_deps +=
         [ "${chip_root}/examples/common/tracing:trace_handlers_decoder" ]

examples/fabric-admin/commands/fabric-sync/Commands.h

@@ -0,0 +1,33 @@
+/*
+ *   Copyright (c) 2024 Project CHIP Authors
+ *   All rights reserved.
+ *
+ *   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.
+ *
+ */
+
+#pragma once
+
+#include <commands/common/Commands.h>
+#include <commands/fabric-sync/FabricSyncCommand.h>
+
+void registerCommandsFabricSync(Commands & commands, CredentialIssuerCommands * credsIssuerConfig)
+{
+    const char * clusterName = "FabricSync";
+
+    commands_list clusterCommands = {
+        make_unique<FabricSyncAddDeviceCommand>(credsIssuerConfig),
+    };
+
+    commands.RegisterCommandSet(clusterName, clusterCommands, "Commands for fabric synchronization.");
+}

examples/fabric-admin/commands/fabric-sync/FabricSyncCommand.cpp

@@ -0,0 +1,45 @@
+/*
+ *   Copyright (c) 2024 Project CHIP Authors
+ *   All rights reserved.
+ *
+ *   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.
+ *
+ */
+
+#include "FabricSyncCommand.h"
+#include <commands/common/RemoteDataModelLogger.h>
+#include <thread>
+#include <unistd.h>
+
+#if defined(PW_RPC_ENABLED)
+#include "pw_assert/check.h"
+#include "pw_hdlc/decoder.h"
+#include "pw_hdlc/default_addresses.h"
+#include "pw_hdlc/rpc_channel.h"
+#include "pw_rpc/client.h"
+#include "pw_stream/socket_stream.h"
+
+#include <rpc/RpcClient.h>
+#endif
+
+using namespace ::chip;
+
+CHIP_ERROR FabricSyncAddDeviceCommand::RunCommand(NodeId remoteId)
+{
+#if defined(PW_RPC_ENABLED)
+    AddSynchronizedDevice(remoteId);
+    return CHIP_NO_ERROR;
+#else
+    return CHIP_ERROR_NOT_IMPLEMENTED;
+#endif
+}

examples/fabric-admin/commands/fabric-sync/FabricSyncCommand.h

@@ -0,0 +1,40 @@
+/*
+ *   Copyright (c) 2024 Project CHIP Authors
+ *   All rights reserved.
+ *
+ *   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.
+ *
+ */
+
+#pragma once
+
+#include <commands/common/CHIPCommand.h>
+
+class FabricSyncAddDeviceCommand : public CHIPCommand
+{
+public:
+    FabricSyncAddDeviceCommand(CredentialIssuerCommands * credIssuerCommands) : CHIPCommand("add-device", credIssuerCommands)
+    {
+        AddArgument("nodeid", 0, UINT64_MAX, &mNodeId);
+    }
+
+    /////////// CHIPCommand Interface /////////
+    CHIP_ERROR RunCommand() override { return RunCommand(mNodeId); }
+
+    chip::System::Clock::Timeout GetWaitDuration() const override { return chip::System::Clock::Seconds16(1); }
+
+private:
+    chip::NodeId mNodeId;
+
+    CHIP_ERROR RunCommand(NodeId remoteId);
+};