Experiment with prebuilt base image

Author: pinepain

.travis.yml

@@ -8,13 +8,15 @@ env:
   global:
     - V8=6.3
   matrix:
-    - PHP=7.1
-    - PHP=7.1 TEST_PHP_ARGS=-m
-    - PHP=7.2
-    - PHP=7.2 TEST_PHP_ARGS=-m
+    - TAG=xenial-v8-63-php-71
+    - TAG=xenial-v8-63-php-71 TEST_PHP_ARGS=-m
+    - TAG=xenial-v8-63-php-72
+    - TAG=xenial-v8-63-php-72 TEST_PHP_ARGS=-m
 
 before_install:
-  - docker build -t ${TRAVIS_REPO_SLUG}:${V8}-${PHP} --build-arg V8=${V8} --build-arg PHP=${PHP} .
+  # docker on travis doesn't allow anything before FROM, let's fix that
+  - sed -i -e "s/\${TAG}/$TAG/g" Dockerfile && sed -i -e '1,2d' Dockerfile
+  - docker build -t ${TRAVIS_REPO_SLUG}:${V8}-${PHP} --build-arg TAG=${TAG} .
 
 script:
   - docker run -e TEST_PHP_ARGS ${TRAVIS_REPO_SLUG}:${V8}-${PHP} bash -c "make test | tee result.txt; ./test-report.sh"

Dockerfile

@@ -1,28 +1,12 @@
-FROM ubuntu:xenial
+ARG TAG=xenial-v8-63-php-72
 
-ARG V8=6.3
-ARG PHP=7.1
-
-ENV DEBIAN_FRONTEND noninteractive
-ENV TERM=xterm-256color
-
-RUN echo "deb http://ppa.launchpad.net/ondrej/php/ubuntu xenial main" > /etc/apt/sources.list.d/ondrej-php-xenial.list && \
-    apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 4F4EA0AAE5267A6C && \
-    echo "deb http://ppa.launchpad.net/pinepain/libv8-${V8}/ubuntu xenial main" > /etc/apt/sources.list.d/pinepain-libv8-xenial.list && \
-    apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 40ECBCF960C60AA4 && \
-    apt-get update && \
-    apt-get install -y libv8-${V8} libv8-${V8}-dev libv8-${V8}-dbg && \
-    apt-get install -y valgrind && \
-    apt-get install -y php${PHP} php${PHP}-cli php${PHP}-dev php${PHP}-fpm && \
-    rm -rf /var/lib/apt/lists/* && \
-    php -i && \
-    php-config || true && \
-    echo 'variables_order = "EGPCS"' >> `php --ini | grep "Loaded Configuration File" | awk '{print $4}'` && \
-    mkdir /root/php-v8
+FROM pinepain/php-v8-docker:${TAG}
 
 COPY . /root/php-v8
 COPY ./scripts/provision/.bashrc /root/.bashrc
 
 WORKDIR /root/php-v8
 
+RUN php -i && php-config || true
+
 RUN phpize && ./configure && make