Generate dockerfiles on the fly

Author: Eugene Leonovich

.gitignore

@@ -1,3 +1,4 @@
-vendor/
-composer.lock
-phpunit.xml
+/vendor/
+/composer.lock
+/coverage.clover
+/phpunit.xml

.travis.yml

@@ -6,34 +6,27 @@ services:
   - docker
 
 env:
-  - PHP_VERSION=5.4
-  - PHP_VERSION=5.5
-  - PHP_VERSION=5.6
+  - PHP_RUNTIME='php:5.4-cli'
+  - PHP_RUNTIME='php:5.5-cli'
+  - PHP_RUNTIME='php:5.6-cli' PHPUNIT_OPTS='--coverage-clover coverage.clover'
+  - PHP_RUNTIME='php:7.0-cli'
 
 before_install:
   # https://github.com/travis-ci/travis-ci/issues/4778
   # https://github.com/zuazo/kitchen-in-travis-native/issues/1#issuecomment-142230889
   - sudo iptables -L DOCKER || (echo "DOCKER iptables chain missing"; sudo iptables -N DOCKER)
 
-  # https://github.com/docker/docker/issues/14634
-  # https://github.com/docker/docker/pull/15182
-  - sed -i -r "s/^(FROM\s+php:).*(-cli)$/\1$PHP_VERSION\2/g" Dockerfile
-
 install:
-  - docker build -t queue .
-
-before_script:
-  - if [[ $PHP_VERSION == 5.6 ]]; then COVERAGE="--coverage-clover coverage.clover"; else COVERAGE=""; fi
+  - ./dockerfile.sh | docker build -t msgpack -
 
 script:
   - docker run -d --name tarantool -v $(pwd):/queue tarantool/tarantool /queue/tests/Integration/instance.lua
-  - docker run --rm --name queue --link tarantool -v $(pwd):/queue -w /queue queue bash -c "composer install && TARANTOOL_HOST=tarantool TARANTOOL_PORT=3301 phpunit $COVERAGE"
+  - docker run --rm --name queue --link tarantool -v $(pwd):/queue -w /queue queue
 
 after_script:
-  - >
-    if [[ ! -z "$COVERAGE" ]]; then
-      docker run --rm --name queue -v $(pwd):/queue -w /queue queue bash -c "
-        curl -sSOL https://scrutinizer-ci.com/ocular.phar &&
-        php ocular.phar code-coverage:upload --format=php-clover coverage.clover
-      "
+  docker run --rm --name queue -v $(pwd):/queue -w /queue queue bash -c "
+    if [[ -f coverage.clover ]]; then
+      curl -sSOL https://scrutinizer-ci.com/ocular.phar &&
+      php ocular.phar code-coverage:upload --format=php-clover coverage.clover
     fi
+  "

Dockerfile

@@ -233,19 +233,14 @@ $ docker run -d --name tarantool -v $(pwd):/queue tarantool/tarantool \
 And then run both unit and integration tests:
 
 ```sh
-$ docker run --rm --name queue --link tarantool -v $(pwd):/queue -w /queue queue \
-    bash -c "composer install && \
-    TARANTOOL_HOST=tarantool TARANTOOL_PORT=3301 \
-    phpunit"
+$ docker run --rm --name queue --link tarantool -v $(pwd):/queue -w /queue queue
 ```
 
-To run only unit or integration tests, add either `--testsuite Unit` or `--testsuite Integration` respectively, e.g.:
+To run only unit or integration tests, set the `PHPUNIT_OPTS` environment variable to either `--testsuite Unit`
+or `--testsuite Integration` respectively, e.g.:
 
 ```sh
-$ docker run --rm --name queue --link tarantool -v $(pwd):/queue -w /queue queue \
-    bash -c "composer install && \
-    TARANTOOL_HOST=tarantool TARANTOOL_PORT=3301 \
-    phpunit --testsuite Integration"
+$ PHPUNIT_OPTS='--testsuite Integration' docker run --rm --name queue --link tarantool -v $(pwd):/queue -w /queue queue
 ```
 
 

README.md

@@ -0,0 +1,31 @@
+#!/usr/bin/env bash
+
+if [[ -z "$PHP_RUNTIME" ]] ; then
+    PHP_RUNTIME='php:5.6-cli'
+fi
+
+RUN_CMDS=''
+
+if [[ $PHP_RUNTIME == php* ]]; then
+    RUN_CMDS="$RUN_CMDS && \\\\\n    docker-php-ext-install zip"
+fi
+
+if [[ $PHPUNIT_OPTS =~ (^|[[:space:]])--clover-[[:alpha:]] ]]; then
+    RUN_CMDS="$RUN_CMDS && \\\\\n    git clone https://github.com/xdebug/xdebug.git /usr/src/php/ext/xdebug"
+    RUN_CMDS="$RUN_CMDS && \\\\\n    docker-php-ext-install xdebug"
+fi
+
+echo -e "
+FROM $PHP_RUNTIME
+
+RUN apt-get update && \\
+    apt-get install -y git curl zlib1g-dev${RUN_CMDS} && \\
+    curl -sS https://getcomposer.org/installer | php -- --install-dir=/usr/local/bin --filename=composer && \\
+    composer global require 'phpunit/phpunit:^4.8|^5.0'
+
+ENV PATH ~/.composer/vendor/bin:\$PATH
+ENV TARANTOOL_HOST=tarantool
+ENV TARANTOOL_PORT=3301
+
+CMD if [ ! -f composer.lock ]; then composer install; fi && ~/.composer/vendor/bin/phpunit${PHPUNIT_OPTS:+ }$PHPUNIT_OPTS
+"