Add bridge zombienet test back to the CI (#3264)

Related to https://github.com/paritytech/polkadot-sdk/issues/3176

This PR only adds the first bridge zombienet test back to the CI after
fixing it, reverting
https://github.com/paritytech/polkadot-sdk/pull/3071

Credits to @svyatonik for building all the CI infrastructure around
this.

.gitlab/pipeline/build.yml

@@ -395,3 +395,21 @@ build-subkey-linux:
 #   after_script: [""]
 #   tags:
 #     - osx
+
+# bridges
+
+# we need some non-binary artifacts in our bridges+zombienet image
+prepare-bridges-zombienet-artifacts:
+  stage: build
+  extends:
+    - .docker-env
+    - .common-refs
+    - .run-immediately
+    - .collect-artifacts
+  before_script:
+    - mkdir -p ./artifacts/bridges-polkadot-sdk/bridges
+    - mkdir -p ./artifacts/bridges-polkadot-sdk/cumulus/zombienet
+  script:
+    - cp -r bridges/zombienet ./artifacts/bridges-polkadot-sdk/bridges/zombienet
+    - cp -r cumulus/scripts ./artifacts/bridges-polkadot-sdk/cumulus/scripts
+    - cp -r cumulus/zombienet/bridge-hubs ./artifacts/bridges-polkadot-sdk/cumulus/zombienet/bridge-hubs

.gitlab/pipeline/publish.yml

@@ -66,6 +66,8 @@ publish-rustdoc:
 # note: images are used not only in zombienet but also in rococo, wococo and versi
 .build-push-image:
   image: $BUILDAH_IMAGE
+  extends:
+    - .zombienet-refs
   variables:
     DOCKERFILE: "" # docker/path-to.Dockerfile
     IMAGE_NAME: "" # docker.io/paritypr/image_name
@@ -77,6 +79,7 @@ publish-rustdoc:
       --build-arg VCS_REF="${CI_COMMIT_SHA}"
       --build-arg BUILD_DATE="$(date -u '+%Y-%m-%dT%H:%M:%SZ')"
       --build-arg IMAGE_NAME="${IMAGE_NAME}"
+      --build-arg ZOMBIENET_IMAGE="${ZOMBIENET_IMAGE}"
       --tag "$IMAGE_NAME:${DOCKER_IMAGES_VERSION}"
       --file ${DOCKERFILE} .
     - echo "$PARITYPR_PASS" |
@@ -163,3 +166,22 @@ build-push-image-substrate-pr:
   variables:
     DOCKERFILE: "docker/dockerfiles/substrate_injected.Dockerfile"
     IMAGE_NAME: "docker.io/paritypr/substrate"
+
+# unlike other images, bridges+zombienet image is based on Zombienet image that pulls required binaries
+# from other fresh images (polkadot and cumulus)
+build-push-image-bridges-zombienet-tests:
+  stage: publish
+  extends:
+    - .kubernetes-env
+    - .common-refs
+    - .build-push-image
+  needs:
+    - job: build-linux-stable
+      artifacts: true
+    - job: build-linux-stable-cumulus
+      artifacts: true
+    - job: prepare-bridges-zombienet-artifacts
+      artifacts: true
+  variables:
+    DOCKERFILE: "docker/dockerfiles/bridges_zombienet_tests_injected.Dockerfile"
+    IMAGE_NAME: "docker.io/paritypr/bridges-zombienet-tests"

.gitlab/pipeline/zombienet.yml

@@ -10,3 +10,5 @@ include:
   - .gitlab/pipeline/zombienet/cumulus.yml
   # polkadot tests
   - .gitlab/pipeline/zombienet/polkadot.yml
+  # bridges tests
+  - .gitlab/pipeline/zombienet/bridges.yml

.gitlab/pipeline/zombienet/bridges.yml

@@ -0,0 +1,55 @@
+# This file is part of .gitlab-ci.yml
+# Here are all jobs that are executed during "zombienet" stage for bridges
+
+# common settings for all zombienet jobs
+.zombienet-bridges-common:
+  extends:
+    - .kubernetes-env
+    - .zombienet-refs
+  rules:
+    - !reference [.build-refs, rules]
+    - if: $CI_COMMIT_REF_NAME =~ /^gh-readonly-queue.*$/
+      variables:
+        DOCKER_IMAGES_VERSION: ${CI_COMMIT_SHORT_SHA}
+  before_script:
+    - echo "Zombienet Tests Config"
+    - echo "${ZOMBIENET_IMAGE}"
+    - echo "${GH_DIR}"
+    - echo "${LOCAL_DIR}"
+    - ls "${LOCAL_DIR}"
+    - export DEBUG=zombie,zombie::network-node
+    - export ZOMBIENET_INTEGRATION_TEST_IMAGE="${BRIDGES_ZOMBIENET_TESTS_IMAGE}":${BRIDGES_ZOMBIENET_TESTS_IMAGE_TAG}
+    - echo "${ZOMBIENET_INTEGRATION_TEST_IMAGE}"
+  stage: zombienet
+  image: "${BRIDGES_ZOMBIENET_TESTS_IMAGE}:${BRIDGES_ZOMBIENET_TESTS_IMAGE_TAG}"
+  needs:
+    - job: build-push-image-bridges-zombienet-tests
+      artifacts: true
+  variables:
+    BRIDGES_ZOMBIENET_TESTS_IMAGE_TAG: ${DOCKER_IMAGES_VERSION}
+    BRIDGES_ZOMBIENET_TESTS_IMAGE: "docker.io/paritypr/bridges-zombienet-tests"
+    GH_DIR: "https://github.com/paritytech/polkadot-sdk/tree/${CI_COMMIT_SHA}/bridges/zombienet"
+    LOCAL_DIR: "/builds/parity/mirrors/polkadot-sdk/bridges/zombienet"
+    FF_DISABLE_UMASK_FOR_DOCKER_EXECUTOR: 1
+    RUN_IN_CONTAINER: "1"
+  artifacts:
+    name: "${CI_JOB_NAME}_${CI_COMMIT_REF_NAME}_zombienet_bridge_tests"
+    when: always
+    expire_in: 2 days
+    paths:
+      - ./zombienet-logs
+  after_script:
+    - mkdir -p ./zombienet-logs
+    # copy general logs
+    - cp -r /tmp/bridges-tests-run-*/logs/* ./zombienet-logs/
+    # copy logs of rococo nodes
+    - cp -r /tmp/bridges-tests-run-*/bridge_hub_rococo_local_network/*.log ./zombienet-logs/
+    # copy logs of westend nodes
+    - cp -r /tmp/bridges-tests-run-*/bridge_hub_westend_local_network/*.log ./zombienet-logs/
+
+zombienet-bridges-0001-asset-transfer-works:
+  extends:
+    - .zombienet-bridges-common
+  script:
+    - /home/nonroot/bridges-polkadot-sdk/bridges/zombienet/run-new-test.sh 0001-asset-transfer --docker
+    - echo "Done"

docker/dockerfiles/bridges_zombienet_tests_injected.Dockerfile

@@ -0,0 +1,58 @@
+# this image is built on top of existing Zombienet image
+ARG ZOMBIENET_IMAGE
+# this image uses substrate-relay image built elsewhere
+ARG SUBSTRATE_RELAY_IMAGE=docker.io/paritytech/substrate-relay:v2023-11-07-rococo-westend-initial-relayer
+
+# metadata
+ARG VCS_REF
+ARG BUILD_DATE
+ARG IMAGE_NAME
+
+# we need `substrate-relay` binary, built elsewhere
+FROM ${SUBSTRATE_RELAY_IMAGE} as relay-builder
+
+# the base image is the zombienet image - we are planning to run zombienet tests using native
+# provider here
+FROM ${ZOMBIENET_IMAGE}
+
+LABEL io.parity.image.authors="devops-team@parity.io" \
+	io.parity.image.vendor="Parity Technologies" \
+	io.parity.image.title="${IMAGE_NAME}" \
+	io.parity.image.description="Bridges Zombienet tests." \
+	io.parity.image.source="https://github.com/paritytech/polkadot-sdk/blob/${VCS_REF}/docker/dockerfiles/bridges_zombienet_tests_injected.Dockerfile" \
+	io.parity.image.revision="${VCS_REF}" \
+	io.parity.image.created="${BUILD_DATE}" \
+	io.parity.image.documentation="https://github.com/paritytech/polkadot-sdk/bridges/zombienet"
+
+# show backtraces
+ENV RUST_BACKTRACE 1
+USER root
+
+# for native provider to work (TODO: fix in zn docker?)
+RUN apt-get update && apt-get install -y procps sudo
+RUN yarn global add @polkadot/api-cli
+
+# add polkadot binary to the docker image
+COPY ./artifacts/polkadot /usr/local/bin/
+COPY ./artifacts/polkadot-execute-worker /usr/local/bin/
+COPY ./artifacts/polkadot-prepare-worker /usr/local/bin/
+# add polkadot-parachain binary to the docker image
+COPY ./artifacts/polkadot-parachain /usr/local/bin
+# copy substrate-relay to the docker image
+COPY --from=relay-builder /home/user/substrate-relay /usr/local/bin/
+# we need bridges zombienet runner and tests
+RUN	mkdir -p /home/nonroot/bridges-polkadot-sdk
+COPY ./artifacts/bridges-polkadot-sdk /home/nonroot/bridges-polkadot-sdk
+# also prepare `generate_hex_encoded_call` for running
+RUN set -eux; \
+	cd /home/nonroot/bridges-polkadot-sdk/cumulus/scripts/generate_hex_encoded_call; \
+	npm install
+
+# check if executable works in this container
+USER nonroot
+RUN /usr/local/bin/polkadot --version
+RUN /usr/local/bin/polkadot-parachain --version
+RUN /usr/local/bin/substrate-relay --version
+
+# https://polkadot.js.org/apps/?rpc=ws://127.0.0.1:{PORT}#/explorer
+EXPOSE 9942 9910 8943 9945 9010 8945