ci(circle): Configure Docker layer cache

.circleci/config.yml

@@ -1,6 +1,134 @@
 version: 2.1
 
+aliases:
+  # Steps
+  - &dump-env-vars
+    run:
+      name: Dump env for hash
+      command: |-
+        echo "PHP_VERSION=$PHP_VERSION" >> dumped.env;
+        echo "ALPINE_VERSION=$ALPINE_VERSION" >> dumped.env;
+        echo "PHP_API_VERSION=$PHP_API_VERSION" >> dumped.env;
+        echo "COMPOSER_ARGS=$COMPOSER_ARGS" >> dumped.env;
+        echo "SWOOLE_VERSION=$SWOOLE_VERSION" >> dumped.env;
+        cat dumped.env;
+
+  - &restore-docker-cache
+    restore_cache:
+      keys:
+        - docker-{{ checksum "Dockerfile" }}-{{ checksum "docker-compose.yml" }}-{{ checksum "dumped.env" }}-{{ checksum "composer.lock" }}
+        - docker-{{ checksum "Dockerfile" }}-{{ checksum "docker-compose.yml" }}-{{ checksum "dumped.env" }}
+        - docker-{{ checksum "Dockerfile" }}-{{ checksum "docker-compose.yml" }}
+        - docker-{{ checksum "Dockerfile" }}
+        - docker
+
+  - &load-docker-cache
+    run:
+      name: Load Docker layer cache
+      command: |-
+        # credits to: https://blog.jondh.me.uk/2018/04/strategies-for-docker-layer-caching-in-circleci/
+        set +o pipefail
+        if [ -f /home/circleci/caches/${CIRCLE_PROJECT_REPONAME}.tar.gz ]; then
+          gunzip -c /home/circleci/caches/${CIRCLE_PROJECT_REPONAME}.tar.gz | docker load;
+          docker images;
+        fi
+
+  - &docker-compose-build
+    run:
+      name: Docker-Compose Build
+      command: docker-compose build composer
+
+  - &code-style-analysis
+    run:
+      name: Code style analysis
+      command: docker-compose run composer cs-analyse
+
+  - &static-src-analysis
+    run:
+      name: Sources static analysis
+      command: docker-compose run composer static-analyse-src
+
+  - &static-tests-analysis
+    run:
+      name: Test sources static analysis
+      command: docker-compose run composer static-analyse-tests
+
+  - &run-unit-tests
+    run:
+      name: Run unit tests
+      command: docker-compose run composer unit-tests
+
+  - &run-feature-tests
+    run:
+      name: Run feature tests
+      command: docker-compose run composer feature-tests
+
+  - &export-docker-cache
+    run:
+      name: Export Docker image layer cache
+      command: |
+        mkdir -p /home/circleci/caches
+        docker-compose build composer | grep '\-\-\->' | grep -v 'Using cache' | sed -e 's/[ >-]//g' > /tmp/layers.txt
+        docker save $(cat /tmp/layers.txt) | gzip > /home/circleci/caches/${CIRCLE_PROJECT_REPONAME}.tar.gz
+
+  - &save-docker-cache
+    save_cache:
+      key: docker-{{ checksum "Dockerfile" }}-{{ checksum "docker-compose.yml" }}-{{ checksum "dumped.env" }}-{{ checksum "composer.lock" }}
+      paths:
+        - /home/circleci/caches
+
+  # Build environments
+  - &docker-env
+    working_directory: ~/workdir
+    machine:
+      enabled: true
+      # Ubuntu 16.04, docker 18.09.3, docker-compose 1.23.1
+      image: ubuntu-1604:201903-01
+
+  # Steps
+  - &docker-default
+    steps:
+      - checkout
+      - *dump-env-vars
+      - *restore-docker-cache
+      - *load-docker-cache
+      - *docker-compose-build
+      - *code-style-analysis
+      - *static-src-analysis
+      - *static-tests-analysis
+      - *run-unit-tests
+      - *run-feature-tests
+      - *export-docker-cache
+      - *save-docker-cache
+
 jobs:
+  php-73:
+    <<: *docker-env
+    <<: *docker-default
+
+  php-73-latest:
+    <<: *docker-env
+    <<: *docker-default
+    environment:
+      COMPOSER_ARGS: update
+
+  php-72:
+    <<: *docker-env
+    <<: *docker-default
+    environment:
+      PHP_VERSION: 7.2
+      ALPINE_VERSION: 3.8
+      PHP_API_VERSION: "20170718"
+
+  php-72-lowest:
+    <<: *docker-env
+    <<: *docker-default
+    environment:
+      PHP_VERSION: 7.2
+      ALPINE_VERSION: 3.8
+      PHP_API_VERSION: "20170718"
+      COMPOSER_ARGS: update --prefer-lowest
+
   check-composer-config:
     docker:
       - image: composer:1
@@ -28,3 +156,7 @@ workflows:
     jobs:
       - check-composer-config
       - validate-commit-message
+      - php-73
+      - php-73-latest
+      - php-72
+      - php-72-lowest

.editorconfig

@@ -20,5 +20,8 @@ indent_size = 2
 [.circleci/config.yml]
 indent_size = 2
 
+[docker-compose.yml]
+indent_size = 2
+
 [*.md]
 trim_trailing_whitespace = false

Dockerfile

@@ -1,4 +1,4 @@
-ARG PHP_TAG="7.2-cli-alpine3.8"
+ARG PHP_TAG="7.3-cli-alpine3.9"
 
 FROM php:$PHP_TAG as ext-builder
 RUN docker-php-source extract && \
@@ -16,7 +16,7 @@ RUN pecl install xdebug && \
     docker-php-ext-enable xdebug
 
 FROM ext-builder as ext-swoole
-ARG SWOOLE_VERSION=4.2.13
+ARG SWOOLE_VERSION="4.3.1"
 RUN pecl install swoole-$SWOOLE_VERSION && \
     docker-php-ext-enable swoole
 
@@ -25,40 +25,37 @@ WORKDIR /usr/src/app
 RUN composer global require "hirak/prestissimo:^0.3" --prefer-dist --no-progress --no-suggest --classmap-authoritative --ansi
 COPY composer.json composer.lock ./
 RUN composer validate
-ARG COMPOSER_ARGS=install
-RUN composer "$COMPOSER_ARGS" --prefer-dist --ignore-platform-reqs --no-progress --no-suggest --no-scripts --no-autoloader --ansi
+ARG COMPOSER_ARGS="install"
+RUN composer ${COMPOSER_ARGS} --prefer-dist --ignore-platform-reqs --no-progress --no-suggest --no-scripts --no-autoloader --ansi
 COPY . ./
 RUN composer dump-autoload --classmap-authoritative --ansi
 
 FROM php:$PHP_TAG as base
 RUN apk add --no-cache libstdc++
 WORKDIR /usr/src/app
-COPY --from=ext-swoole /usr/local/lib/php/extensions/no-debug-non-zts-20170718/swoole.so /usr/local/lib/php/extensions/no-debug-non-zts-20170718/swoole.so
+# php -i | grep 'PHP API' | sed -e 's/PHP API => //'
+ARG PHP_API_VERSION="20180731"
+COPY --from=ext-swoole /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/swoole.so /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/swoole.so
 COPY --from=ext-swoole /usr/local/etc/php/conf.d/docker-php-ext-swoole.ini /usr/local/etc/php/conf.d/docker-php-ext-swoole.ini
-COPY --from=ext-inotify /usr/local/lib/php/extensions/no-debug-non-zts-20170718/inotify.so /usr/local/lib/php/extensions/no-debug-non-zts-20170718/inotify.so
+COPY --from=ext-inotify /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/inotify.so /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/inotify.so
 COPY --from=ext-inotify /usr/local/etc/php/conf.d/docker-php-ext-inotify.ini /usr/local/etc/php/conf.d/docker-php-ext-inotify.ini
-COPY --from=ext-pcntl /usr/local/lib/php/extensions/no-debug-non-zts-20170718/pcntl.so /usr/local/lib/php/extensions/no-debug-non-zts-20170718/pcntl.so
+COPY --from=ext-pcntl /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/pcntl.so /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/pcntl.so
 COPY --from=ext-pcntl /usr/local/etc/php/conf.d/docker-php-ext-pcntl.ini /usr/local/etc/php/conf.d/docker-php-ext-pcntl.ini
 
 FROM base as base-with-xdebug
-COPY --from=ext-xdebug /usr/local/lib/php/extensions/no-debug-non-zts-20170718/xdebug.so /usr/local/lib/php/extensions/no-debug-non-zts-20170718/xdebug.so
+ARG PHP_API_VERSION="20180731"
+COPY --from=ext-xdebug /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/xdebug.so /usr/local/lib/php/extensions/no-debug-non-zts-${PHP_API_VERSION}/xdebug.so
 COPY --from=ext-xdebug /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini /usr/local/etc/php/conf.d/docker-php-ext-xdebug.ini
 
 FROM base as base-cli
 COPY --from=app-installer /usr/src/app ./
 
-FROM base as base-server
-RUN apk add --no-cache bash
-COPY --from=app-installer /usr/src/app ./
-
 FROM base-with-xdebug as base-coverage
-ENV COVERAGE=1
+ENV COVERAGE="1"
 COPY --from=app-installer /usr/src/app ./
 
-FROM base-with-xdebug as base-server-coverage
+FROM base-coverage as base-server-coverage
 RUN apk add --no-cache bash
-ENV COVERAGE=1
-COPY --from=app-installer /usr/src/app ./
 
 FROM base-cli as Cli
 ENTRYPOINT ["./tests/Fixtures/Symfony/app/console"]
@@ -74,16 +71,8 @@ FROM base-coverage as ComposerCoverage
 ENV COMPOSER_ALLOW_SUPERUSER=1
 COPY --from=app-installer /usr/bin/composer /usr/local/bin/composer
 ENTRYPOINT ["composer"]
-CMD ["code-coverage"]
-
-FROM base-server as Server
-WORKDIR /usr/src/app/tests/Server
-ENTRYPOINT ["/bin/bash"]
-CMD ["../run-server-tests.sh"]
+CMD ["unit-code-coverage"]
 
 FROM base-server-coverage as ServerCoverage
-WORKDIR /usr/src/app/tests/Server
-ENV APP_ENV=cov \
-    SWOOLE_ALLOW_XDEBUG=1
 ENTRYPOINT ["/bin/bash"]
-CMD ["../run-server-tests.sh"]
+CMD ["tests/run-feature-tests-code-coverage.sh"]