fix: bad HttpCode conversion, add missing lightpush v3 rest api tests (#3389)

* Fix bad HttpCode conversion, add missing lightpush v3 rest api tests

tests/all_tests_waku.nim

@@ -99,6 +99,7 @@ import
   ./wakunode_rest/test_rest_relay_serdes,
   ./wakunode_rest/test_rest_serdes,
   ./wakunode_rest/test_rest_filter,
+  ./wakunode_rest/test_rest_lightpush,
   ./wakunode_rest/test_rest_lightpush_legacy,
   ./wakunode_rest/test_rest_admin,
   ./wakunode_rest/test_rest_cors,

tests/wakunode_rest/test_rest_lightpush.nim

@@ -0,0 +1,282 @@
+{.used.}
+
+import
+  std/sequtils,
+  stew/byteutils,
+  stew/shims/net,
+  testutils/unittests,
+  presto,
+  presto/client as presto_client,
+  libp2p/crypto/crypto
+
+import
+  waku/[
+    waku_api/message_cache,
+    waku_core,
+    waku_node,
+    node/peer_manager,
+    waku_lightpush/common,
+    waku_api/rest/server,
+    waku_api/rest/client,
+    waku_api/rest/responses,
+    waku_api/rest/lightpush/types,
+    waku_api/rest/lightpush/handlers as lightpush_api,
+    waku_api/rest/lightpush/client as lightpush_api_client,
+    waku_relay,
+    common/rate_limit/setting,
+  ],
+  ../testlib/wakucore,
+  ../testlib/wakunode
+
+proc testWakuNode(): WakuNode =
+  let
+    privkey = generateSecp256k1Key()
+    bindIp = parseIpAddress("0.0.0.0")
+    extIp = parseIpAddress("127.0.0.1")
+    port = Port(0)
+
+  return newTestWakuNode(privkey, bindIp, port, some(extIp), some(port))
+
+type RestLightPushTest = object
+  serviceNode: WakuNode
+  pushNode: WakuNode
+  consumerNode: WakuNode
+  restServer: WakuRestServerRef
+  restClient: RestClientRef
+
+proc init(
+    T: type RestLightPushTest, rateLimit: RateLimitSetting = (0, 0.millis)
+): Future[T] {.async.} =
+  var testSetup = RestLightPushTest()
+  testSetup.serviceNode = testWakuNode()
+  testSetup.pushNode = testWakuNode()
+  testSetup.consumerNode = testWakuNode()
+
+  await allFutures(
+    testSetup.serviceNode.start(),
+    testSetup.pushNode.start(),
+    testSetup.consumerNode.start(),
+  )
+
+  await testSetup.consumerNode.mountRelay()
+  await testSetup.serviceNode.mountRelay()
+  await testSetup.serviceNode.mountLightPush(rateLimit)
+  testSetup.pushNode.mountLightPushClient()
+
+  testSetup.serviceNode.peerManager.addServicePeer(
+    testSetup.consumerNode.peerInfo.toRemotePeerInfo(), WakuRelayCodec
+  )
+
+  await testSetup.serviceNode.connectToNodes(
+    @[testSetup.consumerNode.peerInfo.toRemotePeerInfo()]
+  )
+
+  testSetup.pushNode.peerManager.addServicePeer(
+    testSetup.serviceNode.peerInfo.toRemotePeerInfo(), WakuLightPushCodec
+  )
+
+  var restPort = Port(0)
+  let restAddress = parseIpAddress("127.0.0.1")
+  testSetup.restServer = WakuRestServerRef.init(restAddress, restPort).tryGet()
+  restPort = testSetup.restServer.httpServer.address.port
+    # update with bound port for restClient use
+
+  installLightPushRequestHandler(testSetup.restServer.router, testSetup.pushNode)
+
+  testSetup.restServer.start()
+
+  testSetup.restClient = newRestHttpClient(initTAddress(restAddress, restPort))
+
+  return testSetup
+
+proc shutdown(self: RestLightPushTest) {.async.} =
+  await self.restServer.stop()
+  await self.restServer.closeWait()
+  await allFutures(
+    self.serviceNode.stop(), self.pushNode.stop(), self.consumerNode.stop()
+  )
+
+suite "Waku v2 Rest API - lightpush":
+  asyncTest "Push message with proof":
+    let restLightPushTest = await RestLightPushTest.init()
+
+    let message: RelayWakuMessage = fakeWakuMessage(
+        contentTopic = DefaultContentTopic,
+        payload = toBytes("TEST-1"),
+        proof = toBytes("proof-test"),
+      )
+      .toRelayWakuMessage()
+
+    check message.proof.isSome()
+
+    let requestBody =
+      PushRequest(pubsubTopic: some(DefaultPubsubTopic), message: message)
+
+    let response =
+      await restLightPushTest.restClient.sendPushRequest(body = requestBody)
+
+    ## Validate that the push request failed because the node is not
+    ## connected to other node but, doesn't fail because of not properly
+    ## handling the proof message attribute within the REST request.
+    check:
+      response.status == 505
+      response.data.statusDesc == some("No peers for topic, skipping publish")
+      response.data.relayPeerCount == none[uint32]()
+
+  asyncTest "Push message request":
+    # Given
+    let restLightPushTest = await RestLightPushTest.init()
+
+    restLightPushTest.consumerNode.subscribe(
+      (kind: PubsubSub, topic: DefaultPubsubTopic)
+    )
+    restLightPushTest.serviceNode.subscribe(
+      (kind: PubsubSub, topic: DefaultPubsubTopic)
+    )
+    require:
+      toSeq(restLightPushTest.serviceNode.wakuRelay.subscribedTopics).len == 1
+
+    # When
+    let message: RelayWakuMessage = fakeWakuMessage(
+        contentTopic = DefaultContentTopic, payload = toBytes("TEST-1")
+      )
+      .toRelayWakuMessage()
+
+    let requestBody =
+      PushRequest(pubsubTopic: some(DefaultPubsubTopic), message: message)
+    let response = await restLightPushTest.restClient.sendPushRequest(requestBody)
+
+    echo "response", $response
+
+    # Then
+    check:
+      response.status == 200
+      response.data.relayPeerCount == some(1.uint32)
+
+    await restLightPushTest.shutdown()
+
+  asyncTest "Push message bad-request":
+    # Given
+    let restLightPushTest = await RestLightPushTest.init()
+
+    restLightPushTest.serviceNode.subscribe(
+      (kind: PubsubSub, topic: DefaultPubsubTopic)
+    )
+    require:
+      toSeq(restLightPushTest.serviceNode.wakuRelay.subscribedTopics).len == 1
+
+    # When
+    let badMessage1: RelayWakuMessage = fakeWakuMessage(
+        contentTopic = DefaultContentTopic, payload = toBytes("")
+      )
+      .toRelayWakuMessage()
+    let badRequestBody1 =
+      PushRequest(pubsubTopic: some(DefaultPubsubTopic), message: badMessage1)
+
+    let badMessage2: RelayWakuMessage =
+      fakeWakuMessage(contentTopic = "", payload = toBytes("Sthg")).toRelayWakuMessage()
+    let badRequestBody2 =
+      PushRequest(pubsubTopic: some(DefaultPubsubTopic), message: badMessage2)
+
+    let badRequestBody3 =
+      PushRequest(pubsubTopic: none(PubsubTopic), message: badMessage2)
+
+    # var response: RestResponse[PushResponse]
+
+    var response = await restLightPushTest.restClient.sendPushRequest(badRequestBody1)
+
+    # Then
+    check:
+      response.status == 400
+      response.data.statusDesc.isSome()
+      response.data.statusDesc.get().startsWith("Invalid push request")
+
+    # when
+    response = await restLightPushTest.restClient.sendPushRequest(badRequestBody2)
+
+    # Then
+    check:
+      response.status == 400
+      response.data.statusDesc.isSome()
+      response.data.statusDesc.get().startsWith("Invalid push request")
+
+    # when
+    response = await restLightPushTest.restClient.sendPushRequest(badRequestBody3)
+
+    # Then
+    check:
+      response.data.statusDesc.isSome()
+      response.data.statusDesc.get().startsWith("Invalid push request")
+
+    await restLightPushTest.shutdown()
+
+  asyncTest "Request rate limit push message":
+    # Given
+    let budgetCap = 3
+    let tokenPeriod = 500.millis
+    let restLightPushTest = await RestLightPushTest.init((budgetCap, tokenPeriod))
+
+    restLightPushTest.consumerNode.subscribe(
+      (kind: PubsubSub, topic: DefaultPubsubTopic)
+    )
+    restLightPushTest.serviceNode.subscribe(
+      (kind: PubsubSub, topic: DefaultPubsubTopic)
+    )
+    require:
+      toSeq(restLightPushTest.serviceNode.wakuRelay.subscribedTopics).len == 1
+
+    # When
+    let pushProc = proc() {.async.} =
+      let message: RelayWakuMessage = fakeWakuMessage(
+          contentTopic = DefaultContentTopic, payload = toBytes("TEST-1")
+        )
+        .toRelayWakuMessage()
+
+      let requestBody =
+        PushRequest(pubsubTopic: some(DefaultPubsubTopic), message: message)
+      let response = await restLightPushTest.restClient.sendPushRequest(requestBody)
+
+      echo "response", $response
+
+      # Then
+      check:
+        response.status == 200
+        response.data.relayPeerCount == some(1.uint32)
+
+    let pushRejectedProc = proc() {.async.} =
+      let message: RelayWakuMessage = fakeWakuMessage(
+          contentTopic = DefaultContentTopic, payload = toBytes("TEST-1")
+        )
+        .toRelayWakuMessage()
+
+      let requestBody =
+        PushRequest(pubsubTopic: some(DefaultPubsubTopic), message: message)
+      let response = await restLightPushTest.restClient.sendPushRequest(requestBody)
+
+      echo "response", $response
+
+      # Then
+      check:
+        response.status == 429
+        response.data.statusDesc.isSome() # Ensure error status description is present
+        response.data.statusDesc.get().startsWith(
+          "Request rejected due to too many requests"
+        ) # Check specific error message
+
+    await pushProc()
+    await pushProc()
+    await pushProc()
+    await pushRejectedProc()
+
+    await sleepAsync(tokenPeriod)
+
+    for runCnt in 0 ..< 3:
+      let startTime = Moment.now()
+      for sendCnt in 0 ..< budgetCap:
+        await pushProc()
+
+      let endTime = Moment.now()
+      let elapsed: Duration = (endTime - startTime)
+      await sleepAsync(tokenPeriod - elapsed + 10.millis)
+
+    await restLightPushTest.shutdown()

tests/wakunode_rest/test_rest_lightpush_legacy.nim

@@ -274,28 +274,3 @@ suite "Waku v2 Rest API - lightpush":
       await sleepAsync(tokenPeriod - elapsed + 10.millis)
 
     await restLightPushTest.shutdown()
-
-  ## TODO: Re-work this test when lightpush protocol change is done: https://github.com/waku-org/pm/issues/93
-  ## This test is similar when no available peer exists for publish. Currently it is returning success,
-  ## that makes this test not useful.
-  # asyncTest "Push message request service not available":
-  #   # Given
-  #   let restLightPushTest = await RestLightPushTest.init()
-
-  #   # When
-  #   let message : RelayWakuMessage = fakeWakuMessage(contentTopic = DefaultContentTopic,
-  #                                                    payload = toBytes("TEST-1")).toRelayWakuMessage()
-
-  #   let requestBody = PushRequest(pubsubTopic: some("NoExistTopic"),
-  #                                 message: message)
-  #   let response = await restLightPushTest.client.sendPushRequest(requestBody)
-
-  #   echo "response", $response
-
-  #   # Then
-  #   check:
-  #     response.status == 503
-  #     $response.contentType == $MIMETYPE_TEXT
-  #     response.data == "Failed to request a message push: Can not publish to any peers"
-
-  #   await restLightPushTest.shutdown()

waku/waku_api/rest/lightpush/handlers.nim

@@ -26,18 +26,15 @@ logScope:
 
 const FutTimeoutForPushRequestProcessing* = 5.seconds
 
-const NoPeerNoDiscoError =
-  RestApiResponse.serviceUnavailable("No suitable service peer & no discovery method")
-
-const NoPeerNoneFoundError =
-  RestApiResponse.serviceUnavailable("No suitable service peer & none discovered")
+const NoPeerNoDiscoError = "No suitable service peer & no discovery method"
+const NoPeerNoneFoundError = "No suitable service peer & none discovered"
 
 proc useSelfHostedLightPush(node: WakuNode): bool =
   return node.wakuLightPush != nil and node.wakuLightPushClient == nil
 
 proc convertErrorKindToHttpStatus(statusCode: LightpushStatusCode): HttpCode =
   ## Lightpush status codes are matching HTTP status codes by design
-  return HttpCode(statusCode.int32)
+  return toHttpCode(statusCode.int).get(Http500)
 
 proc makeRestResponse(response: WakuLightPushResult): RestApiResponse =
   var httpStatus: HttpCode = Http200
@@ -72,10 +69,11 @@ proc installLightPushRequestHandler*(
     debug "post", ROUTE_LIGHTPUSH, contentBody
 
     let req: PushRequest = decodeRequestBody[PushRequest](contentBody).valueOr:
-      return RestApiResponse.badRequest("Invalid push request: " & $error)
+      return
+        makeRestResponse(lightpushResultBadRequest("Invalid push request! " & $error))
 
     let msg = req.message.toWakuMessage().valueOr:
-      return RestApiResponse.badRequest("Invalid message: " & $error)
+      return makeRestResponse(lightpushResultBadRequest("Invalid message! " & $error))
 
     var toPeer = none(RemotePeerInfo)
     if useSelfHostedLightPush(node):
@@ -83,19 +81,23 @@ proc installLightPushRequestHandler*(
     else:
       let aPeer = node.peerManager.selectPeer(WakuLightPushCodec).valueOr:
         let handler = discHandler.valueOr:
-          return NoPeerNoDiscoError
+          return makeRestResponse(lightpushResultServiceUnavailable(NoPeerNoDiscoError))
 
         let peerOp = (await handler()).valueOr:
-          return RestApiResponse.internalServerError("No value in peerOp: " & $error)
+          return makeRestResponse(
+            lightpushResultInternalError("No value in peerOp: " & $error)
+          )
 
         peerOp.valueOr:
-          return NoPeerNoneFoundError
+          return
+            makeRestResponse(lightpushResultServiceUnavailable(NoPeerNoneFoundError))
       toPeer = some(aPeer)
 
     let subFut = node.lightpushPublish(req.pubsubTopic, msg, toPeer)
 
     if not await subFut.withTimeout(FutTimeoutForPushRequestProcessing):
       error "Failed to request a message push due to timeout!"
-      return RestApiResponse.serviceUnavailable("Push request timed out")
+      return
+        makeRestResponse(lightpushResultServiceUnavailable("Push request timed out"))
 
     return makeRestResponse(subFut.value())

waku/waku_lightpush/common.nim

@@ -42,6 +42,12 @@ func lightpushSuccessResult*(relayPeerCount: uint32): WakuLightPushResult =
 func lightpushResultInternalError*(msg: string): WakuLightPushResult =
   return err((LightpushStatusCode.INTERNAL_SERVER_ERROR, some(msg)))
 
+func lightpushResultBadRequest*(msg: string): WakuLightPushResult =
+  return err((LightpushStatusCode.BAD_REQUEST, some(msg)))
+
+func lightpushResultServiceUnavailable*(msg: string): WakuLightPushResult =
+  return err((LightpushStatusCode.SERVICE_NOT_AVAILABLE, some(msg)))
+
 func lighpushErrorResult*(
     statusCode: LightpushStatusCode, desc: Option[string]
 ): WakuLightPushResult =