Added cleaning tmp AND moved ci build trigger to plus branch

Cache our builds based on branches - part 1

.gitlab-ci.yml

@@ -5,7 +5,8 @@ stages:
 - build
 
 variables:
-  VERSION: 7.1-fpm-plus
+  BRANCH: plus
+  VERSION: 7.1-fpm-${BRANCH}
   CACHETAG: build
   DOCKER_REGISTRY: registry.leenooks.net
   DOCKER_HOST: tcp://${DOCKER_REGISTRY}-leenooks-ci-docker:2375
@@ -34,8 +35,8 @@ build:
   - docker pull ${CI_REGISTRY_IMAGE}:${CACHETAG} || true
   - docker build --cache-from ${CI_REGISTRY_IMAGE}:${CACHETAG} -t ${CI_REGISTRY_IMAGE}:${VERSION} -t ${CI_REGISTRY_IMAGE}:${CACHETAG} .
   - docker push ${CI_REGISTRY_IMAGE}:${VERSION}
-  - docker push ${CI_REGISTRY_IMAGE}:${CACHETAG}
+  - docker push ${CI_REGISTRY_IMAGE}:${CACHETAG}-${BRANCH}
   tags:
   - docker
   only:
-  - master
+  - plus

Dockerfile

@@ -8,7 +8,7 @@ RUN echo "deb http://deb.debian.org/debian jessie non-free" >> /etc/apt/sources.
 	&& docker-php-ext-configure gd --with-freetype-dir=/usr/include/freetype2 --with-jpeg-dir=/usr/include/ \
 	&& docker-php-ext-install -j$(nproc) pdo_mysql bz2 gettext sockets gmp gd pcntl snmp exif \
 	&& pecl install imagick && docker-php-ext-enable imagick \
-	&& rm -rf /var/lib/apt/lists/*
+	&& rm -rf /var/lib/apt/lists/* /tmp/*
 
 RUN apt-get update && apt-get install -y openssh-server && rm -rf /var/lib/apt/lists/* \
 	&& useradd -c "Hosting Admin User" -u 1000 -g users -G www-data -d /var/www/html -M lamp