enable buildkit

Author: bendavies

.circleci/config.yml

@@ -219,9 +219,13 @@ jobs:
       - store_artifacts:
           path: ./tmp/clair
   build-http:
-    machine: true
+    docker:
+      - image: docker:18.09
     steps:
+      - run: apk add bash make
       - checkout
+      - setup_remote_docker:
+          version: 18.09.3
       - run: make build-http
       - run: cat ./tmp/build-http.tags | xargs -I % docker inspect --format='%={{.Id}}:{{index .ContainerConfig.Env 1}}' %
       - run: docker save usabillabv/php -o ./tmp/usabillabv_php-http.tar
@@ -231,9 +235,13 @@ jobs:
             - usabillabv_php-http.tar
             - build-http.tags
   build-prometheus-exporter-file:
-    machine: true
+    docker:
+      - image: docker:18.09
     steps:
+      - run: apk add bash make
       - checkout
+      - setup_remote_docker:
+          version: 18.09.3
       - run: make build-prometheus-exporter-file
       - run: cat ./tmp/build-prometheus-exporter-file.tags | xargs -I % docker inspect --format='%={{.Id}}:{{index .ContainerConfig.Env 1}}' %
       - run: docker save usabillabv/php -o ./tmp/usabillabv_php-prometheus-exporter-file.tar
@@ -243,9 +251,13 @@ jobs:
             - usabillabv_php-prometheus-exporter-file.tar
             - build-prometheus-exporter-file.tags
   build-fpm:
-    machine: true
+    docker:
+      - image: docker:18.09
     steps:
+      - run: apk add bash make
       - checkout
+      - setup_remote_docker:
+          version: 18.09.3
       - run: make build-fpm
       - run: cat ./tmp/build-fpm.tags | xargs -I % docker inspect --format='%={{.Id}}:{{index .ContainerConfig.Env 8}}' %
       - run: docker save usabillabv/php -o ./tmp/usabillabv_php-fpm.tar
@@ -255,9 +267,13 @@ jobs:
             - usabillabv_php-fpm.tar
             - build-fpm.tags
   build-cli:
-    machine: true
+    docker:
+      - image: docker:18.09
     steps:
+      - run: apk add bash make
       - checkout
+      - setup_remote_docker:
+          version: 18.09.3
       - run: make build-cli
       - run: cat ./tmp/build-cli.tags | xargs -I % docker inspect --format='%={{.Id}}:{{index .ContainerConfig.Env 7}}' %
       - run: docker save usabillabv/php -o ./tmp/usabillabv_php-cli.tar

build-nginx.sh

@@ -2,6 +2,8 @@
 
 set -eEuo pipefail
 
+export DOCKER_BUILDKIT=1
+
 declare -r IMAGE="http"
 
 declare -r VERSION_NGINX=$1

build-php.sh

@@ -2,6 +2,8 @@
 
 set -eEuo pipefail
 
+export DOCKER_BUILDKIT=1
+
 declare -r IMAGE=$1
 
 declare -r VERSION_PHP=$2

build-prometheus-exporter-file.sh

@@ -2,6 +2,8 @@
 
 set -eEuo pipefail
 
+export DOCKER_BUILDKIT=1
+
 declare -r IMAGE="prometheus-exporter-file"
 
 declare -r DOCKER_FILE="http"