with latest tag

scripts/build_release.sh

@@ -2,8 +2,9 @@
 
 set -e 
 
-tag="$REGISTRY/$SERVICE:${COMMIT_SHA:0:10}"
+base_tag=$REGISTRY/$SERVICE
-latest_tag="$REGISTRY/$SERVICE:latest"
+tag="$base_tag:${COMMIT_SHA:0:10}"
+latest_tag="$base_tag:latest"
 
 if [[ -n $DEBUG ]] 
 then
@@ -17,6 +18,25 @@ fi
 echo "docker: logging in"
 docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
 
-DOCKER_BUILDKIT=1 docker build -t "$tag" --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from $latest_tag -f "$TMP/build_release.Dockerfile" .
+export DOCKER_BUILDKIT=1
+
+function build_target {
+  target=$1
+  echo "building $target"
+  target_tag="$base_tag-$target:${COMMIT_SHA:0:10}"
+  latest_target_tag="$base_tag-$target:latest"
+  docker build \
+    --target "$target" \
+    --tag "$target_tag" \
+    --build-arg BUILDKIT_INLINE_CACHE=1 \
+    --cache-from $latest_tag \
+    --file "$TMP/build_release.Dockerfile" .
+  docker tag "$target_tag" "$latest_target_tag"
+}
+
+build_target "deps"
+build_target "builder"
+
+docker build -t "$tag" --build-arg BUILDKIT_INLINE_CACHE=1 --cache-from $latest_tag -f "$TMP/build_release.Dockerfile" .
 docker tag "$tag" "$latest_tag"
 

scripts/push_release.sh

@@ -3,6 +3,7 @@
 set -e 
 
 tag="$REGISTRY/$SERVICE:${COMMIT_SHA:0:10}"
+latest_tag="$REGISTRY/$SERVICE:latest"
 
 if [[ -n $DEBUG ]] 
 then
@@ -16,5 +17,18 @@ fi
 echo "docker: logging in"
 docker login -u $DOCKER_USERNAME -p $DOCKER_PASSWORD
 
+export DOCKER_BUILDKIT=1
+
+function build_target {
+  target=$1
+  echo "building $target"
+  latest_target_tag="$base_tag-$target:latest"
+  docker push "$latest_target_tag"
+}
+
+build_target "deps"
+build_target "builder"
+
 echo "docker: pushing image $tag"
-DOCKER_BUILDKIT=1 docker push "$tag"
+docker push "$tag"
+docker push "$latest_tag"