Fix dockerhub pull image in gitlabci (#281)

.gitlab-ci.yml

@@ -4,6 +4,10 @@ variables:
   PROJECTNAME: "datadog-operator"
   GOPATH: "$CI_PROJECT_DIR/.cache"
   BUILD_DOCKER_REGISTRY: "486234852809.dkr.ecr.us-east-1.amazonaws.com/ci"
+  DOCKER_REGISTRY_LOGIN_SSM_KEY: docker_hub_login
+  DOCKER_REGISTRY_PWD_SSM_KEY: docker_hub_pwd
+  DOCKER_REGISTRY_URL: docker.io
+
 cache: &global_cache
   key: ${CI_COMMIT_REF_SLUG}
   paths:
@@ -53,6 +57,9 @@ build_image_amd64:
     TARGET_IMAGE: $BUILD_DOCKER_REGISTRY/$PROJECTNAME:v${CI_PIPELINE_ID}-${CI_COMMIT_SHORT_SHA}-amd64
     RELEASE_IMAGE: $BUILD_DOCKER_REGISTRY/$PROJECTNAME:$CI_COMMIT_TAG-amd64
   script:
+    # DockerHub login for build to limit rate limit when pulling base images
+    - DOCKER_REGISTRY_LOGIN=$(aws ssm get-parameter --region us-east-1 --name ci.datadog-operator.$DOCKER_REGISTRY_LOGIN_SSM_KEY --with-decryption --query "Parameter.Value" --out text)
+    - aws ssm get-parameter --region us-east-1 --name ci.datadog-operator.$DOCKER_REGISTRY_PWD_SSM_KEY --with-decryption --query "Parameter.Value" --out text | docker login --username "$DOCKER_REGISTRY_LOGIN" --password-stdin "$DOCKER_REGISTRY_URL"
     - IMG=$TARGET_IMAGE make docker-build-ci docker-push
     - if [ -n "$CI_COMMIT_TAG" ]; then docker tag $TARGET_IMAGE $RELEASE_IMAGE && docker push $RELEASE_IMAGE; fi
 
@@ -65,6 +72,9 @@ build_image_arm64:
     TARGET_IMAGE: $BUILD_DOCKER_REGISTRY/$PROJECTNAME:v${CI_PIPELINE_ID}-${CI_COMMIT_SHORT_SHA}-arm64
     RELEASE_IMAGE: $BUILD_DOCKER_REGISTRY/$PROJECTNAME:$CI_COMMIT_TAG-arm64
   script:
+    # DockerHub login for build to limit rate limit when pulling base images
+    - DOCKER_REGISTRY_LOGIN=$(aws ssm get-parameter --region us-east-1 --name ci.datadog-operator.$DOCKER_REGISTRY_LOGIN_SSM_KEY --with-decryption --query "Parameter.Value" --out text)
+    - aws ssm get-parameter --region us-east-1 --name ci.datadog-operator.$DOCKER_REGISTRY_PWD_SSM_KEY --with-decryption --query "Parameter.Value" --out text | docker login --username "$DOCKER_REGISTRY_LOGIN" --password-stdin "$DOCKER_REGISTRY_URL"
     - IMG=$TARGET_IMAGE make docker-build-ci docker-push
     - if [ -n "$CI_COMMIT_TAG" ]; then docker tag $TARGET_IMAGE $RELEASE_IMAGE && docker push $RELEASE_IMAGE; fi