Add traffic sample.

dubbogo/simple/traffic/docker/docker-compose.yml

@@ -0,0 +1,27 @@
+#
+# Licensed to 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. Apache Software Foundation (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.
+#
+
+version: '3'
+
+services:
+  zookeeper:
+    image: zookeeper
+    ports:
+      - 2181:2181
+    restart: on-failure

dubbogo/simple/traffic/pixiu/conf.yaml

@@ -0,0 +1,84 @@
+#
+# 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.
+#
+---
+static_resources:
+  listeners:
+    - name: "net/http"
+      protocol_type: "HTTP"
+      address:
+        socket_address:
+          address: "0.0.0.0"
+          port: 8888
+      filter_chains:
+          filters:
+            - name: dgp.filter.httpconnectionmanager
+              config:
+                route_config:
+                  routes:
+                    - match:
+                        prefix: "/user"
+                      route:
+                        cluster: "user"
+                        cluster_not_found_response_code: 505
+                http_filters:
+                  - name: dgp.filter.http.traffic
+                    config:
+                      traffics:
+                        - name: "user-v1"
+                          router: "/user/1"
+                          model: canary-by-header
+                          canary: canary-by-header
+                          value: 10
+                        - name: "user-v2"
+                          router: "/user/1"
+                          model: canary-weight
+                          canary: canary-weight
+                          value: 90
+                  - name: dgp.filter.http.httpproxy
+                    config:
+      config:
+        idle_timeout: 5s
+        read_timeout: 5s
+        write_timeout: 5s
+  clusters:
+    - name: "user"
+      lb_policy: "lb"
+      endpoints:
+        - id: 1
+          socket_address:
+            address: 127.0.0.1
+            port: 1314
+    - name: "user-v1"
+      lb_policy: "lb"
+      endpoints:
+        - id: 1
+          socket_address:
+            address: 127.0.0.1
+            port: 1315
+    - name: "user-v2"
+      lb_policy: "lb"
+      endpoints:
+        - id: 1
+          socket_address:
+            address: 127.0.0.1
+            port: 1316
+  shutdown_config:
+    timeout: "60s"
+    step_timeout: "10s"
+    reject_policy: "immediacy"

dubbogo/simple/traffic/readme.md

@@ -0,0 +1,30 @@
+#Traffic Filter quick start 
+### Start Zookeeper:
+```shell
+cd samples/dubbogo/simple/traffic
+run docker-compose.yml/services
+```
+### Start Http Server
+```shell
+cd server
+go run server.go
+```
+```shell
+cd server/v1
+go run server.go
+```
+```shell
+cd server/v2
+go run server.go
+```
+
+### Start Pixiu
+```shell
+go run cmd/pixiu/*.go gateway start -c samples/dubbogo/simple/traffic/pixiu/conf.yaml
+```
+### Start test
+```shell
+curl http://localhost:8888/user
+curl -H "canary-by-header: 10" http://localhost:8888/user
+curl -H "canary-weight: 90" http://localhost:8888/user
+```

dubbogo/simple/traffic/server/server.go

@@ -0,0 +1,39 @@
+/*
+ * 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 main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	"strings"
+)
+
+func main() {
+	routers := []string{"/user", "/user/pixiu", "/prefix", "/health"}
+
+	for _, router := range routers {
+		msg := router[strings.LastIndex(router, "/")+1:]
+		http.HandleFunc(router, func(w http.ResponseWriter, r *http.Request) {
+			_, _ = w.Write([]byte(fmt.Sprintf(`{"message":"%s","status":200}`, msg)))
+		})
+	}
+
+	log.Println("Starting sample server ...")
+	log.Fatal(http.ListenAndServe(":1314", nil))
+}

dubbogo/simple/traffic/server/v1/server.go

@@ -0,0 +1,39 @@
+/*
+ * 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 main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	"strings"
+)
+
+func main() {
+	routers := []string{"/user", "/user/pixiu", "/prefix", "/health"}
+
+	for _, router := range routers {
+		msg := router[strings.LastIndex(router, "/")+1:]
+		http.HandleFunc(router, func(w http.ResponseWriter, r *http.Request) {
+			_, _ = w.Write([]byte(fmt.Sprintf(`{"server": "v1","message":"%s","status":200}`, msg)))
+		})
+	}
+
+	log.Println("Starting sample server ...")
+	log.Fatal(http.ListenAndServe(":1315", nil))
+}

dubbogo/simple/traffic/server/v2/server.go

@@ -0,0 +1,39 @@
+/*
+ * 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 main
+
+import (
+	"fmt"
+	"log"
+	"net/http"
+	"strings"
+)
+
+func main() {
+	routers := []string{"/user", "/user/pixiu", "/prefix", "/health"}
+
+	for _, router := range routers {
+		msg := router[strings.LastIndex(router, "/")+1:]
+		http.HandleFunc(router, func(w http.ResponseWriter, r *http.Request) {
+			_, _ = w.Write([]byte(fmt.Sprintf(`{"server": "v2","message":"%s","status":200}`, msg)))
+		})
+	}
+
+	log.Println("Starting sample server ...")
+	log.Fatal(http.ListenAndServe(":1316", nil))
+}

dubbogo/simple/traffic/test/pixiu_test.go

@@ -0,0 +1,44 @@
+/*
+ * 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 test
+
+import (
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"testing"
+	"time"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGET(t *testing.T) {
+	url := "http://localhost:8888/user"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("GET", url, nil)
+	assert.NoError(t, err)
+	req.Header.Add("canary-by-header", "10")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+	s, _ := ioutil.ReadAll(resp.Body)
+	assert.True(t, strings.Contains(string(s), `"server": "v1"`))
+}

dubbogo/simple/wasm/pixiu/conf.yaml

@@ -37,7 +37,7 @@ static_resources:
                   - name: dgp.filter.http.webassembly
                     config:
                       wasm_services:
-                        - name: header
+                        - name: wasm.header
                   - name: dgp.filter.http.dubboproxy
                     config:
                       dubboProxyConfig:
@@ -65,6 +65,6 @@ static_resources:
     reject_policy: "immediacy"
 wasm:
   services:
-    - name: header
+    - name: wasm.header
       config:
         path: wasm/data/filter.wasm

dubbogo/simple/wasm/test/pixiu_test.go

@@ -0,0 +1,50 @@
+/*
+ * 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 test
+
+import (
+	"io/ioutil"
+	"net/http"
+	"strings"
+	"testing"
+	"time"
+)
+
+import (
+	"github.com/stretchr/testify/assert"
+)
+
+func TestPost(t *testing.T) {
+	url := "http://localhost:8883/UserService/com.dubbogo.pixiu.UserService/GetUserByName"
+	data := "{\"types\":\"string\",\"values\":\"tc\"}"
+	client := &http.Client{Timeout: 5 * time.Second}
+	req, err := http.NewRequest("POST", url, strings.NewReader(data))
+	req.Header.Set("x-dubbo-http1.1-dubbo-version", "1.0.0")
+	req.Header.Set("x-dubbo-service-protocol", "dubbo")
+	req.Header.Set("x-dubbo-service-version", "1.0.0")
+	req.Header.Set("x-dubbo-service-group", "test")
+
+	assert.NoError(t, err)
+	req.Header.Add("Content-Type", "application/json")
+	resp, err := client.Do(req)
+	assert.NoError(t, err)
+	assert.NotNil(t, resp)
+	assert.Equal(t, 200, resp.StatusCode)
+	s, _ := ioutil.ReadAll(resp.Body)
+	assert.Contains(t, string(s), "hello wasm")
+}