[ci] Return publish-rustdoc (#1402)

* [WIP][ci] Return publish-rustdoc

* rm files

* fix ref

* add build doc

* add comment

* move test-deterministic-wasm to test stage

* rm test-deterministic-wasm from root

* test publish

* enable pipeline

* add test_deterministic_wasm.sh for resolving conflicts

* rm unused bash script

.gitlab/pipeline/publish.yml

@@ -1,6 +1,60 @@
 # This file is part of .gitlab-ci.yml
 # Here are all jobs that are executed during "publish" stage
 
+publish-rustdoc:
+  stage: publish
+  extends: .kubernetes-env
+  variables:
+    CI_IMAGE: node:18
+    GIT_DEPTH: 100
+    RUSTDOCS_DEPLOY_REFS: "master"
+  rules:
+    - if: $CI_PIPELINE_SOURCE == "pipeline"
+      when: never
+    - if: $CI_PIPELINE_SOURCE == "web" && $CI_COMMIT_REF_NAME == "master"
+    - if: $CI_COMMIT_REF_NAME == "master"
+  needs:
+    - job: build-rustdoc
+      artifacts: true
+  script:
+    # If $CI_COMMIT_REF_NAME doesn't match one of $RUSTDOCS_DEPLOY_REFS space-separated values, we
+    # exit immediately.
+    # Putting spaces at the front and back to ensure we are not matching just any substring, but the
+    # whole space-separated value.
+    # setup ssh
+    - eval $(ssh-agent)
+    - ssh-add - <<< ${GITHUB_SSH_PRIV_KEY}
+    - mkdir ~/.ssh && touch ~/.ssh/known_hosts
+    - ssh-keyscan -t rsa github.com >> ~/.ssh/known_hosts
+    # Set git config
+    - git config user.email "devops-team@parity.io"
+    - git config user.name "${GITHUB_USER}"
+    - git config remote.origin.url "git@github.com:/paritytech/${CI_PROJECT_NAME}.git"
+    - git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
+    - git fetch origin gh-pages
+    # Save README and docs
+    - cp -r ./crate-docs/ /tmp/doc/
+    - cp README.md /tmp/doc/
+    # we don't need to commit changes because we copy docs to /tmp
+    - git checkout gh-pages --force
+    # Install `index-tpl-crud` and generate index.html based on RUSTDOCS_DEPLOY_REFS
+    - which index-tpl-crud &> /dev/null || yarn global add @substrate/index-tpl-crud
+    - index-tpl-crud upsert ./index.html ${CI_COMMIT_REF_NAME}
+    # Ensure the destination dir doesn't exist.
+    - rm -rf ${CI_COMMIT_REF_NAME}
+    - mv -f /tmp/doc ${CI_COMMIT_REF_NAME}
+    # Upload files
+    - git add --all
+    # `git commit` has an exit code of > 0 if there is nothing to commit.
+    # This causes GitLab to exit immediately and marks this job failed.
+    # We don't want to mark the entire job failed if there's nothing to
+    # publish though, hence the `|| true`.
+    - git commit -m "___Updated docs for ${CI_COMMIT_REF_NAME}___" ||
+      echo "___Nothing to commit___"
+    - git push origin gh-pages --force
+  after_script:
+    - rm -rf .git/ ./*
+
 # cumulus
 
 .build-push-image: