fix: --cache-to flag not working (#293)

* fix: create builder instance if default is used

* ci: add test for --cache-to flag

* test: try multiline arguments

* fix: set push_image to false

* refactor: Update src/scripts/docker_buildx.sh

Co-authored-by: Eric Ribeiro <[email protected]>

---------

Co-authored-by: Eric Ribeiro <[email protected]>

Author: brivu

.circleci/test-deploy.yml

@@ -172,6 +172,22 @@ workflows:
           platform: linux/amd64,linux/arm64
           filters: *filters
           requires: [pre-integration]
+      - aws-ecr/build_and_push_image:
+          name: integration-test-cache-to-flag
+          auth:
+            - aws-cli/setup:
+                role_arn: arn:aws:iam::122211685980:role/CPE_ECR_OIDC_TEST
+          attach_workspace: true
+          workspace_root: workspace
+          repo: aws-ecr-orb-${CIRCLE_SHA1:0:7}-cache-to-flag
+          context: [CPE-OIDC]
+          dockerfile: sample/Dockerfile
+          path: workspace
+          extra_build_args: --cache-to type=local,dest=/tmp
+          push_image: false
+          executor: amd64
+          filters: *filters
+          requires: [pre-integration]
       - aws-ecr/build_and_push_image:
           name: integration-test-pubic-registry
           auth:
@@ -218,7 +234,9 @@ workflows:
           tag: integration,myECRRepoTag
           dockerfile: sample/Dockerfile
           path: workspace
-          extra_build_args: '--build-arg NPM_TOKEN=${NPM_TOKEN} --build-arg=${CIRCLE_SHA1:0:7}'
+          extra_build_args: >-
+            --build-arg NPM_TOKEN=${NPM_TOKEN}
+            --build-arg=${CIRCLE_SHA1:0:7}
           set_repo_policy: true
           repo_policy_path: ./sample/repo-policy.json
           executor: amd64

src/scripts/docker_buildx.sh

@@ -66,6 +66,9 @@ if [ "${ORB_BOOL_SKIP_WHEN_TAGS_EXIST}" -eq "0" ] || [[ "${ORB_BOOL_SKIP_WHEN_TA
       docker --context builder buildx create --name DLC_builder --use
     fi
     context_args="--context builder"
+  # if no builder instance is currently used, create one
+  elif ! docker buildx inspect | grep -q "default * docker"; then 
+    docker buildx create --use 
   fi 
 
 set -x