ci: remove vendored yarn, and use volta for Travis + GHA

.github/workflows/acceptance.yml

@@ -37,7 +37,6 @@ jobs:
         DJANGO_VERSION: ">=1.11,<1.12"
 
         # Node configuration
-        # node's version is pinned by .nvmrc and is autodetected by `nvm install`.
         NODE_OPTIONS: --max-old-space-size=4096
         NODE_ENV: development
 
@@ -119,16 +118,14 @@ jobs:
         # Checkout codebase
         - uses: actions/checkout@v2
 
+        # Install node
+        - uses: volta-cli/action@v1
+
         # See https://github.com/actions/cache/blob/master/examples.md#node---yarn for example
         - name: Get yarn cache dir
           id: yarn-cache-dir-path
           run: echo "::set-output name=dir::$(yarn cache dir)"
 
-        # Use nvmrc so we don't have yet another place node version is defined
-        - name: Get node version from .nvmrc
-          id: nvmrc
-          run: echo "::set-output name=version::$(cat .nvmrc)"
-
         # yarn cache
         - uses: actions/cache@v1
           id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
@@ -138,11 +135,6 @@ jobs:
             restore-keys: |
               ${{ runner.os }}-yarn-
 
-        # Setup node
-        - uses: actions/setup-node@v1
-          with:
-            node-version: ${{ steps.nvmrc.outputs.version }}
-
         # Use `.python-version` to avoid duplication
         # XXX: can't actually read from .python-version because GitHub Actions
         # does not support our version (2.7.16)

.pre-commit-config.yaml

@@ -1,7 +1,6 @@
 exclude: >
     (?x)(
         LICENSE$|
-        ^bin/yarn$|
         \.snap$|
         \.map$|
         \.map\.js$|

.travis.yml

@@ -10,7 +10,7 @@ cache:
   yarn: true
   directories:
     - "${HOME}/virtualenv/python$(python -c 'import platform; print(platform.python_version())')"
-    - '$NODE_DIR'
+    - '$VOLTA_HOME'
     - node_modules
     - '${HOME}/google-cloud-sdk'
 
@@ -32,8 +32,9 @@ env:
     - MIGRATIONS_TEST_MIGRATE=0
     # Use this to override the django version in the requirements file.
     - DJANGO_VERSION=">=1.11,<1.12"
-    # node's version is pinned by .nvmrc and is autodetected by `nvm install`.
-    - NODE_DIR="${HOME}/.nvm/versions/node/v$(< .nvmrc)"
+    - VOLTA_VERSION=0.8.1
+    - VOLTA_HOME="${HOME}/.volta"
+    - PATH="${HOME}/.volta/bin:${PATH}"
     - NODE_OPTIONS=--max-old-space-size=4096
     - PYTEST_SENTRY_DSN=https://6fd5cfea2d4d46b182ad214ac7810508@sentry.io/2423079
     - SENTRY_KAFKA_HOSTS=localhost:9092
@@ -62,6 +63,21 @@ base_install: &base_install |-
 
   [ "$TRAVIS_PULL_REQUEST" != "false" ] || export PYTEST_SENTRY_ALWAYS_REPORT=1
 
+install_volta: &install_volta |-
+  command -v volta && exit 0
+  wget --quiet "https://github.com/volta-cli/volta/releases/download/v$VOLTA_VERSION/volta-$VOLTA_VERSION-linux-openssl-1.0.tar.gz"
+  tar -xzf "volta-$VOLTA_VERSION-linux-openssl-1.0.tar.gz" -C "${HOME}/bin"
+  # Running `volta -v` triggers setting up the shims in VOLTA_HOME (otherwise node won't work)
+  volta -v
+
+install_node_dependencies: &install_node_dependencies |-
+  # Running `node -v` and `yarn -v` triggers Volta to install the versions set in the project.
+  # There might be a more readable `volta install` in the future that would replace this magic.
+  # Tracking: https://github.com/volta-cli/volta/issues/653#issuecomment-628909923
+  node -v
+  yarn -v
+  yarn install --frozen-lockfile
+
 start_snuba: &start_snuba |-
   docker run \
     --name sentry_clickhouse \
@@ -94,14 +110,15 @@ after_script:
       pip install -U codecov
       codecov -e TEST_SUITE
     fi
-  - ./bin/yarn global add @zeus-ci/cli
-  - $(./bin/yarn global bin)/zeus upload -t "text/xml+xunit" .artifacts/*junit.xml
-  - $(./bin/yarn global bin)/zeus upload -t "text/xml+coverage" .artifacts/*coverage.xml
-  - $(./bin/yarn global bin)/zeus upload -t "text/xml+coverage" .artifacts/coverage/cobertura-coverage.xml
-  - $(./bin/yarn global bin)/zeus upload -t "text/html+pytest" .artifacts/*pytest.html
-  - $(./bin/yarn global bin)/zeus upload -t "text/plain+pycodestyle" .artifacts/*pycodestyle.log
-  - $(./bin/yarn global bin)/zeus upload -t "text/xml+checkstyle" .artifacts/*checkstyle.xml
-  - $(./bin/yarn global bin)/zeus upload -t "application/webpack-stats+json" .artifacts/*webpack-stats.json
+  - yarn global add @zeus-ci/cli
+  - export PATH="$(yarn global bin):${PATH}"
+  - zeus upload -t "text/xml+xunit" .artifacts/*junit.xml
+  - zeus upload -t "text/xml+coverage" .artifacts/*coverage.xml
+  - zeus upload -t "text/xml+coverage" .artifacts/coverage/cobertura-coverage.xml
+  - zeus upload -t "text/html+pytest" .artifacts/*pytest.html
+  - zeus upload -t "text/plain+pycodestyle" .artifacts/*pycodestyle.log
+  - zeus upload -t "text/xml+checkstyle" .artifacts/*checkstyle.xml
+  - zeus upload -t "application/webpack-stats+json" .artifacts/*webpack-stats.json
 
 base_postgres: &postgres_default
   python: 2.7
@@ -128,20 +145,19 @@ base_acceptance: &acceptance_default
     - postgresql
   before_install:
     - *base_install
+    - *install_volta
     - *start_snuba
-    - find "$NODE_DIR" -type d -empty -delete
-    - nvm install
     - docker ps -a
   install:
-    - ./bin/yarn install --frozen-lockfile
+    - *install_node_dependencies
     - python setup.py install_egg_info
     - pip install -U -e ".[dev]"
     - |
       CHROME_MAJOR_VERSION="$(dpkg -s google-chrome-stable | sed -nr 's/Version: ([0-9]+).*/\1/p')"
       wget -N "https://chromedriver.storage.googleapis.com/$(curl https://chromedriver.storage.googleapis.com/LATEST_RELEASE_${CHROME_MAJOR_VERSION})/chromedriver_linux64.zip" -P ~/
     - unzip ~/chromedriver_linux64.zip -d ~/
     - rm ~/chromedriver_linux64.zip
-    - sudo install -m755 ~/chromedriver /usr/local/bin/
+    - install -m755 ~/chromedriver -C "${HOME}/bin"
   before_script:
     - psql -c 'create database sentry;' -U postgres
 
@@ -154,13 +170,13 @@ matrix:
     - language: generic
       name: 'Linter (Javascript)'
       env: TEST_SUITE=lint-js
-      install:
-        - find "$NODE_DIR" -type d -empty -delete
+      before_install:
         # Under a "generic" language environment, this will make travis pyenv error because there
         # is no pyenv python installed.
         - rm .python-version
-        - nvm install
-        - ./bin/yarn install --frozen-lockfile
+        - *install_volta
+      install:
+        - *install_node_dependencies
 
     - python: 3.7
       name: 'pre-commit hooks (includes python linting + format check) and dependency scanning'
@@ -206,19 +222,17 @@ matrix:
       name: 'Frontend [test]'
       env: TEST_SUITE=js
       before_install:
-        - find "$NODE_DIR" -type d -empty -delete
-        - nvm install
+        - *install_volta
       install:
-        - ./bin/yarn install --frozen-lockfile
+        - *install_node_dependencies
 
     - python: 2.7
       name: 'Frontend [build]'
       env: TEST_SUITE=js-build
       before_install:
-        - find "$NODE_DIR" -type d -empty -delete
-        - nvm install
+        - *install_volta
       install:
-        - ./bin/yarn install --frozen-lockfile
+        - *install_node_dependencies
 
     - python: 2.7
       name: 'Command Line'
@@ -298,14 +312,16 @@ matrix:
 
     # Deploy 'storybook' (component & style guide)
     - name: 'Storybook Deploy'
-      language: node_js
+      language: generic
       env: STORYBOOK_BUILD=1
       before_install:
         # travis pyenv will attempt to use .python-version, but the appropriate python version won't be installed.
         # since we don't need python here, we have to remove this.
         - rm .python-version
-      install: ./bin/yarn install --frozen-lockfile
-      script: ./bin/yarn run storybook-build
+        - *install_volta
+      install:
+        - *install_node_dependencies
+      script: yarn run storybook-build
       after_success: .travis/deploy-storybook.sh
       after_failure: skip
 

.yarnrc

@@ -4,4 +4,3 @@
 
 disable-self-update-check true
 lastUpdateCheck 1562193150687
-yarn-path "./bin/yarn"

Makefile

@@ -1,6 +1,5 @@
 PIP := python -m pip --disable-pip-version-check
-WEBPACK := NODE_ENV=production ./bin/yarn webpack
-YARN := ./bin/yarn
+WEBPACK := NODE_ENV=production yarn webpack
 
 # Currently, this is only required to install black via pre-commit.
 REQUIRED_PY3_VERSION := $(shell awk 'FNR == 2' .python-version)
@@ -80,17 +79,19 @@ setup-git: ensure-venv setup-git-config
 	@echo ""
 
 node-version-check:
-	@test "$$(node -v)" = v"$$(cat .nvmrc)" || (echo 'node version does not match .nvmrc. Recommended to use https://github.com/volta-cli/volta'; exit 1)
+	@# Checks to see if node's version matches the one specified in package.json for Volta.
+	@node -pe "process.exit(Number(!(process.version == 'v' + require('./package.json').volta.node )))" || \
+	(echo 'Unexpected node version. Recommended to use https://github.com/volta-cli/volta'; exit 1)
 
 install-js-dev: node-version-check
 	@echo "--> Installing Yarn packages (for development)"
 	# Use NODE_ENV=development so that yarn installs both dependencies + devDependencies
-	NODE_ENV=development $(YARN) install --frozen-lockfile
+	NODE_ENV=development yarn install --frozen-lockfile
 	# A common problem is with node packages not existing in `node_modules` even though `yarn install`
 	# says everything is up to date. Even though `yarn install` is run already, it doesn't take into
 	# account the state of the current filesystem (it only checks .yarn-integrity).
 	# Add an additional check against `node_modules`
-	$(YARN) check --verify-tree || $(YARN) install --check-files
+	yarn check --verify-tree || yarn install --check-files
 
 install-py-dev: ensure-pinned-pip
 	@echo "--> Installing Sentry (for development)"
@@ -154,24 +155,24 @@ test-cli:
 
 test-js-build: node-version-check
 	@echo "--> Running type check"
-	@$(YARN) run tsc
+	@yarn run tsc
 	@echo "--> Building static assets"
 	@$(WEBPACK) --profile --json > .artifacts/webpack-stats.json
 
 test-js: node-version-check
 	@echo "--> Running JavaScript tests"
-	@$(YARN) run test
+	@yarn run test
 	@echo ""
 
 test-js-ci: node-version-check
 	@echo "--> Running CI JavaScript tests"
-	@$(YARN) run test-ci
+	@yarn run test-ci
 	@echo ""
 
 # builds and creates percy snapshots
 test-styleguide:
 	@echo "--> Building and snapshotting styleguide"
-	@$(YARN) run snapshot
+	@yarn run snapshot
 	@echo ""
 
 test-python: