| /* |
| * 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 actionContainers |
| |
| import org.junit.runner.RunWith |
| import org.scalatest.FlatSpec |
| import org.scalatest.Matchers |
| import org.scalatest.junit.JUnitRunner |
| import spray.json.DefaultJsonProtocol._ |
| import spray.json._ |
| |
| import ActionContainer.withContainer |
| import ResourceHelpers.JarBuilder |
| |
| import common.WskActorSystem |
| |
| @RunWith(classOf[JUnitRunner]) |
| class JavaActionContainerTests extends FlatSpec with Matchers with WskActorSystem with ActionProxyContainerTestUtils { |
| |
| // Helpers specific to java actions |
| def withJavaContainer(code: ActionContainer => Unit, env: Map[String, String] = Map.empty) = withContainer("java8action", env)(code) |
| |
| override def initPayload(mainClass: String, jar64: String) = JsObject( |
| "value" -> JsObject( |
| "name" -> JsString("dummyAction"), |
| "main" -> JsString(mainClass), |
| "code" -> JsString(jar64))) |
| |
| behavior of "Java action" |
| |
| it should s"run a java snippet and confirm expected environment variables" in { |
| val props = Seq("api_host" -> "xyz", |
| "api_key" -> "abc", |
| "namespace" -> "zzz", |
| "action_name" -> "xxx", |
| "activation_id" -> "iii", |
| "deadline" -> "123") |
| val env = props.map { case (k, v) => s"__OW_${k.toUpperCase}" -> v } |
| val (out, err) = withJavaContainer({ c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "HelloWhisk.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.JsonObject; |
| | |
| | public class HelloWhisk { |
| | public static JsonObject main(JsonObject args) { |
| | JsonObject response = new JsonObject(); |
| | response.addProperty("api_host", System.getenv("__OW_API_HOST")); |
| | response.addProperty("api_key", System.getenv("__OW_API_KEY")); |
| | response.addProperty("namespace", System.getenv("__OW_NAMESPACE")); |
| | response.addProperty("action_name", System.getenv("__OW_ACTION_NAME")); |
| | response.addProperty("activation_id", System.getenv("__OW_ACTIVATION_ID")); |
| | response.addProperty("deadline", System.getenv("__OW_DEADLINE")); |
| | return response; |
| | } |
| | } |
| """.stripMargin.trim) |
| |
| val (initCode, _) = c.init(initPayload("example.HelloWhisk", jar)) |
| initCode should be(200) |
| |
| val (runCode, out) = c.run(runPayload(JsObject(), Some(props.toMap.toJson.asJsObject))) |
| runCode should be(200) |
| props.map { |
| case (k, v) => out.get.fields(k) shouldBe JsString(v) |
| |
| } |
| }, env.take(1).toMap) |
| |
| out.trim shouldBe empty |
| err.trim shouldBe empty |
| } |
| |
| it should "support valid flows" in { |
| val (out, err) = withJavaContainer { c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "HelloWhisk.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.JsonObject; |
| | |
| | public class HelloWhisk { |
| | public static JsonObject main(JsonObject args) { |
| | String name = args.getAsJsonPrimitive("name").getAsString(); |
| | JsonObject response = new JsonObject(); |
| | response.addProperty("greeting", "Hello " + name + "!"); |
| | return response; |
| | } |
| | } |
| """.stripMargin.trim) |
| |
| val (initCode, _) = c.init(initPayload("example.HelloWhisk", jar)) |
| initCode should be(200) |
| |
| val (runCode1, out1) = c.run(runPayload(JsObject("name" -> JsString("Whisk")))) |
| runCode1 should be(200) |
| out1 should be(Some(JsObject("greeting" -> JsString("Hello Whisk!")))) |
| |
| val (runCode2, out2) = c.run(runPayload(JsObject("name" -> JsString("ksihW")))) |
| runCode2 should be(200) |
| out2 should be(Some(JsObject("greeting" -> JsString("Hello ksihW!")))) |
| } |
| |
| out.trim shouldBe empty |
| err.trim shouldBe empty |
| } |
| |
| it should "handle unicode in source, input params, logs, and result" in { |
| val (out, err) = withJavaContainer { c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "HelloWhisk.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.JsonObject; |
| | |
| | public class HelloWhisk { |
| | public static JsonObject main(JsonObject args) { |
| | String delimiter = args.getAsJsonPrimitive("delimiter").getAsString(); |
| | JsonObject response = new JsonObject(); |
| | String str = delimiter + " ☃ " + delimiter; |
| | System.out.println(str); |
| | response.addProperty("winter", str); |
| | return response; |
| | } |
| | } |
| """.stripMargin) |
| |
| val (initCode, _) = c.init(initPayload("example.HelloWhisk", jar)) |
| val (runCode, runRes) = c.run(runPayload(JsObject("delimiter" -> JsString("❄")))) |
| runRes.get.fields.get("winter") shouldBe Some(JsString("❄ ☃ ❄")) |
| } |
| |
| out should include("❄ ☃ ❄") |
| err.trim shouldBe empty |
| } |
| |
| it should "fail to initialize with bad code" in { |
| val (out, err) = withJavaContainer { c => |
| // This is valid zip file containing a single file, but not a valid |
| // jar file. |
| val brokenJar = ( |
| "UEsDBAoAAAAAAPxYbkhT4iFbCgAAAAoAAAANABwAbm90YWNsYXNzZmlsZVV" + |
| "UCQADzNPmVszT5lZ1eAsAAQT1AQAABAAAAABzYXVjaXNzb24KUEsBAh4DCg" + |
| "AAAAAA/FhuSFPiIVsKAAAACgAAAA0AGAAAAAAAAQAAAKSBAAAAAG5vdGFjb" + |
| "GFzc2ZpbGVVVAUAA8zT5lZ1eAsAAQT1AQAABAAAAABQSwUGAAAAAAEAAQBT" + |
| "AAAAUQAAAAAA") |
| |
| val (initCode, _) = c.init(initPayload("example.Broken", brokenJar)) |
| initCode should not be (200) |
| } |
| |
| // Somewhere, the logs should contain an exception. |
| val combined = out + err |
| combined.toLowerCase should include("exception") |
| } |
| |
| it should "return some error on action error" in { |
| val (out, err) = withJavaContainer { c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "HelloWhisk.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.JsonObject; |
| | |
| | public class HelloWhisk { |
| | public static JsonObject main(JsonObject args) throws Exception { |
| | throw new Exception("noooooooo"); |
| | } |
| | } |
| """.stripMargin.trim) |
| |
| val (initCode, _) = c.init(initPayload("example.HelloWhisk", jar)) |
| initCode should be(200) |
| |
| val (runCode, runRes) = c.run(runPayload(JsObject())) |
| runCode should not be (200) |
| |
| runRes shouldBe defined |
| runRes.get.fields.get("error") shouldBe defined |
| } |
| |
| val combined = out + err |
| combined.toLowerCase should include("exception") |
| } |
| |
| it should "support application errors" in { |
| val (out, err) = withJavaContainer { c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "Error.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.JsonObject; |
| | |
| | public class Error { |
| | public static JsonObject main(JsonObject args) throws Exception { |
| | JsonObject error = new JsonObject(); |
| | error.addProperty("error", "This action is unhappy."); |
| | return error; |
| | } |
| | } |
| """.stripMargin.trim) |
| |
| val (initCode, _) = c.init(initPayload("example.Error", jar)) |
| initCode should be(200) |
| |
| val (runCode, runRes) = c.run(runPayload(JsObject())) |
| runCode should be(200) // action writer returning an error is OK |
| |
| runRes shouldBe defined |
| runRes.get.fields.get("error") shouldBe defined |
| } |
| |
| val combined = out + err |
| combined.trim shouldBe empty |
| } |
| |
| it should "survive System.exit" in { |
| val (out, err) = withJavaContainer { c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "Quitter.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.*; |
| | |
| | public class Quitter { |
| | public static JsonObject main(JsonObject main) { |
| | System.exit(1); |
| | return new JsonObject(); |
| | } |
| | } |
| """.stripMargin.trim) |
| |
| val (initCode, _) = c.init(initPayload("example.Quitter", jar)) |
| initCode should be(200) |
| |
| val (runCode, runRes) = c.run(runPayload(JsObject())) |
| runCode should not be (200) |
| |
| runRes shouldBe defined |
| runRes.get.fields.get("error") shouldBe defined |
| } |
| |
| val combined = out + err |
| combined.toLowerCase should include("system.exit") |
| } |
| |
| it should "enforce that the user returns an object" in { |
| withJavaContainer { c => |
| val jar = JarBuilder.mkBase64Jar( |
| Seq("example", "Nuller.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.*; |
| | |
| | public class Nuller { |
| | public static JsonObject main(JsonObject args) { |
| | return null; |
| | } |
| | } |
| """.stripMargin.trim) |
| |
| val (initCode, _) = c.init(initPayload("example.Nuller", jar)) |
| initCode should be(200) |
| |
| val (runCode, runRes) = c.run(runPayload(JsObject())) |
| runCode should not be (200) |
| |
| runRes shouldBe defined |
| runRes.get.fields.get("error") shouldBe defined |
| } |
| } |
| |
| val dynamicLoadingJar = JarBuilder.mkBase64Jar( |
| Seq( |
| Seq("example", "EntryPoint.java") -> """ |
| | package example; |
| | |
| | import com.google.gson.*; |
| | import java.lang.reflect.*; |
| | |
| | public class EntryPoint { |
| | private final static String CLASS_NAME = "example.DynamicClass"; |
| | public static JsonObject main(JsonObject args) throws Exception { |
| | String cl = args.getAsJsonPrimitive("classLoader").getAsString(); |
| | |
| | Class d = null; |
| | if("local".equals(cl)) { |
| | d = Class.forName(CLASS_NAME); |
| | } else if("thread".equals(cl)) { |
| | d = Thread.currentThread().getContextClassLoader().loadClass(CLASS_NAME); |
| | } |
| | |
| | Object o = d.newInstance(); |
| | Method m = o.getClass().getMethod("getMessage"); |
| | String msg = (String)m.invoke(o); |
| | |
| | JsonObject response = new JsonObject(); |
| | response.addProperty("message", msg); |
| | return response; |
| | } |
| | } |
| |""".stripMargin.trim, |
| Seq("example", "DynamicClass.java") -> """ |
| | package example; |
| | |
| | public class DynamicClass { |
| | public String getMessage() { |
| | return "dynamic!"; |
| | } |
| | } |
| |""".stripMargin.trim)) |
| |
| def classLoaderTest(param: String) = { |
| val (out, err) = withJavaContainer { c => |
| val (initCode, _) = c.init(initPayload("example.EntryPoint", dynamicLoadingJar)) |
| initCode should be(200) |
| |
| val (runCode, runRes) = c.run(runPayload(JsObject("classLoader" -> JsString(param)))) |
| runCode should be(200) |
| |
| runRes shouldBe defined |
| runRes.get.fields.get("message") shouldBe Some(JsString("dynamic!")) |
| } |
| (out ++ err).trim shouldBe empty |
| } |
| |
| it should "support loading classes from the current classloader" in { |
| classLoaderTest("local") |
| } |
| |
| it should "support loading classes from the Thread classloader" in { |
| classLoaderTest("thread") |
| } |
| } |
