feat: Updated kubevirtci s390x jobs to use GCS REST API

As gsutils or glcoud cli aren't supported on s390x arch, using REST APIs to do file operations from s390x.

Signed-off-by: chandramerla <Chandra.Merla@ibm.com>

github/ci/prow-deploy/files/jobs/kubevirt/kubevirtci/kubevirtci-periodics.yaml

@@ -130,7 +130,6 @@ periodics:
         SHORT_SHA=$(git rev-parse --short HEAD) &&
         image_tag=$(cat cluster-provision/k8s/base-image | cut -d ':' -f 2) &&
         echo "$image_tag" > amd64-centos9-$SHORT_SHA &&
-        #TODO: replace with methods which work on s390x as gsutil not supported for s390x.
         gsutil cp ./amd64-centos9-$SHORT_SHA gs://kubevirt-prow/release/kubevirt/kubevirtci/amd64-centos9-$SHORT_SHA
       # docker-in-docker needs privileged mode
       env:
@@ -174,18 +173,19 @@ periodics:
       - >
         # For getting centos image tag from amd64 prow job and use same for xs390x and manifest-list images
         SHORT_SHA=$(git rev-parse --short HEAD) &&
-        GCS_FILE_PATH=gs://kubevirt-prow/release/kubevirt/kubevirtci/amd64-centos9-$SHORT_SHA &&
+        GCS_FILE_PATH=release/kubevirt/kubevirtci/amd64-centos9-$SHORT_SHA &&
         CHECK_INTERVAL=30 &&
+        source /usr/local/bin/gcs_restapi.sh &&
         while true; do
-            if gsutil -q stat "$GCS_FILE_PATH"; then
+            if stat_gcs_file kubevirt-prow "$GCS_FILE_PATH"; then
                 echo "File $GCS_FILE_PATH is now available."
                 break
             else
                 echo "File $GCS_FILE_PATH not found. Checking again in $CHECK_INTERVAL seconds."
                 sleep $CHECK_INTERVAL
             fi
         done &&
-        export KUBEVIRTCI_TAG=$(gsutil cat "$GCS_FILE_PATH") || echo "Failed to fetch KUBEVIRTCI_TAG" &&
+        export KUBEVIRTCI_TAG=$(cat_gcs_file kubevirt-prow "$GCS_FILE_PATH") || { echo "Failed to fetch KUBEVIRTCI_TAG"; exit 1; } &&
         echo "Fetched KUBEVIRTCI_TAG: $KUBEVIRTCI_TAG" &&
         cat $QUAY_PASSWORD | podman login --username $(<$QUAY_USER) --password-stdin quay.io &&
         ./hack/bump-centos-version.sh &&

github/ci/prow-deploy/files/jobs/kubevirt/kubevirtci/kubevirtci-postsubmits.yaml

@@ -98,22 +98,24 @@ postsubmits:
           - >
             cat $QUAY_PASSWORD | podman login --username $(<$QUAY_USER) --password-stdin quay.io &&
             SHORT_SHA=$(git rev-parse --short HEAD) &&
-            GCS_FILE_PATH=gs://kubevirt-prow/release/kubevirt/kubevirtci/amd64-$SHORT_SHA &&
+            GCS_FILE_PATH=release/kubevirt/kubevirtci/amd64-$SHORT_SHA &&
+            source /usr/local/bin/gcs_restapi.sh
             CHECK_INTERVAL=30 &&
             while true; do
-                if gsutil -q stat "$GCS_FILE_PATH"; then
+                if stat_gcs_file kubevirt-prow "$GCS_FILE_PATH"; then
                     echo "File $GCS_FILE_PATH is now available."
                     break
                 else
                     echo "File $GCS_FILE_PATH not found. Checking again in $CHECK_INTERVAL seconds."
                     sleep $CHECK_INTERVAL
                 fi
             done &&
-            export KUBEVIRTCI_TAG=$(gsutil cat "$GCS_FILE_PATH") &&
+            export KUBEVIRTCI_TAG=$(cat_gcs_file kubevirt-prow "$GCS_FILE_PATH") || { echo "Failed to fetch KUBEVIRTCI_TAG"; exit 1; } &&
+            echo "Fetched KUBEVIRTCI_TAG: $KUBEVIRTCI_TAG" &&
             ./publish.sh &&
             echo "$(git tag --points-at HEAD | head -1)" > latest &&
-            gsutil cp ./latest gs://kubevirt-prow/release/kubevirt/kubevirtci/latest
-            gsutil rm "$GCS_FILE_PATH"
+            upload_to_gcs ./latest kubevirt-prow release/kubevirt/kubevirtci/latest
+            rm_gcs_file kubevirt-prow "$GCS_FILE_PATH"
           # docker-in-docker needs privileged mode
           env:
           - name: GIMME_GO_VERSION