AppSec Xml support for play 2.6

dd-java-agent/instrumentation/play-2.6/src/baseTest/groovy/datadog/trace/instrumentation/play26/server/PlayRouters.groovy

@@ -15,6 +15,7 @@ import play.routing.Router
 import play.routing.RoutingDsl
 import scala.collection.JavaConverters
 import scala.concurrent.ExecutionContextExecutor
+import scala.xml.NodeSeq
 
 import java.util.concurrent.CompletableFuture
 import java.util.concurrent.CompletionStage
@@ -26,6 +27,7 @@ import java.util.function.Supplier
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_JSON
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_MULTIPART
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_URLENCODED
+import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_XML
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.CREATED
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.CUSTOM_EXCEPTION
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.ERROR
@@ -151,6 +153,13 @@ class PlayRouters {
           Results.status(BODY_JSON.status, Json$.MODULE$.stringify(json))
         }
       } as Supplier)
+      .POST(BODY_XML.path).routeTo({
+        ->
+        controller(BODY_XML) {
+          NodeSeq node = body().asXml().get()
+          Results.status(BODY_XML.status, node.toString())
+        }
+      } as Supplier)
       .build()
   }
 
@@ -281,6 +290,16 @@ class PlayRouters {
           }
         }, execContext)
       } as Supplier)
+      .POST(BODY_XML.path).routeAsync({
+        ->
+        NodeSeq node = body().asXml().get()
+        CompletableFuture.supplyAsync({
+          ->
+          controller(BODY_XML) {
+            Results.status(BODY_XML.status, node.toString())
+          }
+        }, execContext)
+      } as Supplier)
       .build()
   }
 

dd-java-agent/instrumentation/play-2.6/src/baseTest/groovy/datadog/trace/instrumentation/play26/server/PlayServerTest.groovy

@@ -8,8 +8,11 @@ import datadog.trace.api.DDTags
 import datadog.trace.bootstrap.instrumentation.api.Tags
 import datadog.trace.instrumentation.play26.PlayHttpServerDecorator
 import groovy.transform.CompileStatic
+import okhttp3.MediaType
+import okhttp3.RequestBody
 import play.server.Server
 
+import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_XML
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.CUSTOM_EXCEPTION
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.EXCEPTION
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.FORWARDED
@@ -142,4 +145,29 @@ class PlayServerTest extends HttpServerTest<Server> {
       }
     }
   }
+
+  def 'test instrumentation gateway xml request body'() {
+    setup:
+    def request = request(
+      BODY_XML, 'POST',
+      RequestBody.create(MediaType.get('text/xml'), '<foo attr="attr_value">mytext<bar></bar></foo>'))
+      .build()
+    def response = client.newCall(request).execute()
+    if (isDataStreamsEnabled()) {
+      TEST_DATA_STREAMS_WRITER.waitForGroups(1)
+    }
+    String body = response.body().charStream().text
+
+
+    expect:
+    body == BODY_XML.body || body == '<?xml version="1.0" encoding="UTF-8"?><foo attr="attr_value">mytext<bar/></foo>'
+
+    when:
+    TEST_WRITER.waitForTraces(1)
+
+    then:
+    TEST_WRITER.get(0).any {
+      it.getTag('request.body.converted') == '[[children:[mytext, [:]], attributes:[attr:attr_value]]]'
+    }
+  }
 }

dd-java-agent/instrumentation/play-2.6/src/latestDepTest/groovy/datadog/trace/instrumentation/play26/server/latestdep/PlayRouters.groovy

@@ -6,6 +6,7 @@ import datadog.appsec.api.blocking.Blocking
 import datadog.trace.agent.test.base.HttpServerTest
 import datadog.trace.instrumentation.play26.server.TestHttpErrorHandler
 import groovy.transform.CompileStatic
+import org.w3c.dom.Document
 import play.BuiltInComponents
 import play.libs.concurrent.ClassLoaderExecution
 import play.mvc.Http
@@ -16,13 +17,18 @@ import play.routing.Router
 import play.routing.RoutingDsl
 import scala.concurrent.ExecutionContextExecutor
 
+import javax.xml.transform.OutputKeys
+import javax.xml.transform.TransformerFactory
+import javax.xml.transform.dom.DOMSource
+import javax.xml.transform.stream.StreamResult
 import java.util.concurrent.CompletableFuture
 import java.util.concurrent.CompletionStage
 import java.util.concurrent.ExecutorService
 
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_JSON
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_MULTIPART
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_URLENCODED
+import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.BODY_XML
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.CREATED
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.CUSTOM_EXCEPTION
 import static datadog.trace.agent.test.base.HttpServerTest.ServerEndpoint.ERROR
@@ -118,6 +124,12 @@ class PlayRouters {
           Results.status(BODY_JSON.status, new ObjectMapper().writeValueAsString(json))
         }
       } as RequestFunctions.Params0<Result>)
+      .POST(BODY_XML.path).routingTo({ Http.Request req ->
+        controller(BODY_XML) {
+          Document xml = req.body().asXml()
+          Results.status(BODY_XML.status, documentToString(xml))
+        }
+      } as RequestFunctions.Params0<Result>)
       .build()
   }
 
@@ -246,6 +258,15 @@ class PlayRouters {
           }
         }, execContext)
       } as RequestFunctions.Params0<? extends CompletionStage<Result>>)
+      .POST(BODY_XML.path).routingAsync({ Http.Request req ->
+        Document xml = req.body().asXml()
+        CompletableFuture.supplyAsync({
+          ->
+          controller(BODY_XML) {
+            Results.status(BODY_XML.status, documentToString(xml))
+          }
+        }, execContext)
+      } as RequestFunctions.Params0<? extends CompletionStage<Result>>)
       .build()
   }
 
@@ -263,4 +284,13 @@ class PlayRouters {
       })
     }
   }
+
+  private static String documentToString(Document doc) {
+    StringWriter writer = new StringWriter()
+    TransformerFactory.newInstance().newTransformer().with {
+      setOutputProperty(OutputKeys.INDENT, "no")
+      transform(new DOMSource(doc), new StreamResult(writer))
+    }
+    writer.toString()
+  }
 }

dd-java-agent/instrumentation/play-2.6/src/latestDepTest/routes/conf/routes

@@ -14,3 +14,4 @@ POST /created                       datadog.trace.instrumentation.play26.server.
 POST /body-urlencoded               datadog.trace.instrumentation.play26.server.latestdep.PlayController.bodyUrlencoded()
 POST /body-multipart                datadog.trace.instrumentation.play26.server.latestdep.PlayController.bodyMultipart()
 POST /body-json                     datadog.trace.instrumentation.play26.server.latestdep.PlayController.bodyJson()
+POST /body-xml                      datadog.trace.instrumentation.play26.server.latestdep.PlayController.bodyXml()

dd-java-agent/instrumentation/play-2.6/src/latestDepTest/scala/datadog/trace/instrumentation/play26/server/latestdep/ImplicitConversions.scala

@@ -1,7 +1,5 @@
 package datadog.trace.instrumentation.play26.server.latestdep
 
-import scala.collection.Seq
-
 object ImplicitConversions {
   implicit class MapExtensions[A](m: Iterable[(String, A)]) {
     def toStringAsGroovy: String = {

dd-java-agent/instrumentation/play-2.6/src/latestDepTest/scala/datadog/trace/instrumentation/play26/server/latestdep/PlayController.scala

@@ -10,6 +10,7 @@ import play.api.libs.json.{JsNull, JsValue, Json}
 import play.api.mvc._
 
 import scala.concurrent.{ExecutionContext, Future}
+import scala.xml.NodeSeq
 
 class PlayController(cc: ControllerComponents)(implicit ec: ExecutionContext) extends AbstractController(cc) {
   def success() = controller(ServerEndpoint.SUCCESS) { _ =>
@@ -81,6 +82,11 @@ class PlayController(cc: ControllerComponents)(implicit ec: ExecutionContext) ex
     Results.Ok(Json.stringify(body))
   }
 
+  def bodyXml = controller(ServerEndpoint.BODY_XML) { request =>
+    val body : NodeSeq = request.body.asXml.getOrElse(NodeSeq.Empty)
+    Results.Ok(body.toString())
+  }
+
   private def controller(endpoint: ServerEndpoint)(block: Request[AnyContent] => Result) : Action[AnyContent] = {
     Action.async { request =>
       Future {

dd-java-agent/instrumentation/play-2.6/src/latestDepTest/scala/datadog/trace/instrumentation/play26/server/latestdep/PlayRoutersScala.scala

@@ -15,6 +15,7 @@ import play.api.routing.sird._
 
 import java.util.concurrent.ExecutorService
 import scala.concurrent.{ExecutionContext, Future}
+import scala.xml.NodeSeq
 
 object PlayRoutersScala {
 
@@ -149,6 +150,13 @@ object PlayRoutersScala {
           Results.Ok(Json.stringify(body))
         }
       }
+
+      case POST(p"/body-xml") => defaultActionBuilder.async(parser) { request =>
+        controller(BODY_XML) {
+          val body: NodeSeq = request.body.asXml.getOrElse(NodeSeq.Empty)
+          Results.Ok(body.toString())
+        }
+      }
     }
   }