transfer workflow from parent

Author: qqeasonchen

Makefile

@@ -0,0 +1,40 @@
+#
+# 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.
+
+lint:
+	golangci-lint run --tests=false
+build:
+	CGO_ENABLED=0 go build -o bin/eventmesh-workflow
+# goimports 
+# -e report all errors (not just the first 10 on different lines)
+# -d display diffs instead of rewriting files
+# -local put imports beginning with this string after 3rd-party packages; comma-separated list
+# gofmt 
+# -e report all errors (not just the first 10 on different lines)
+# -d display diffs instead of rewriting files
+# -s simplify code
+# -w write result to (source) file instead of stdout
+fmt:
+	find . -name "*.go" | xargs goimports -e -d -local git.code.oa.com -w && \
+    find . -name "*.go" | xargs gofmt -e -d -s -w
+test:
+	go test -v ./... -gcflags "all=-N -l"
+
+cover:
+	go test ./...  -gcflags "all=-N -l" --covermode=count -coverprofile=cover.out.tmp
+	cat cover.out.tmp | grep -v "_mock.go" | grep -v ".pb.go" > cover.out
+	rm cover.out.tmp
+	go tool cover -html=cover.out

api/proto/workflow.pb.go

@@ -0,0 +1,41 @@
+/*
+ * 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.
+ */
+
+syntax = "proto3";
+
+package eventmesh.workflow.api.protocol;
+
+option java_multiple_files = true;
+option java_package="org.apache.eventmesh.common.protocol.workflow.protos";
+option java_outer_classname = "EventmeshWorkflowGrpc";
+
+option go_package = "github.com/apache/incubator-eventmesh/eventmesh-workflow-go/api/proto";
+
+service Workflow {
+    rpc Execute (ExecuteRequest) returns (ExecuteResponse) {}
+}
+
+message ExecuteRequest {
+	string id = 1;
+	string instance_id = 2;
+	string task_instance_id = 3;
+	string input = 4;
+}
+
+message ExecuteResponse {
+	string instance_id = 1;
+}