tag con fecha y hora

README.md

@@ -23,7 +23,9 @@ ways, all pointing at the same image:
 
 - `<name>:<version>` — the version from `pom.xml` or `--tag`
 - `<name>:latest` — moved to this push on every successful deploy
-- `<name>:sha256-<12 hex chars>` — immutable tag taken from the registry digest
+- `<name>:vYYYY.MM.DD-HH.MM` — UTC timestamp of the push (for rollback; list with `docker images`)
+
+To roll back on the remote, pick an older `v…` tag from `docker images test-quarkus` and run that reference instead of `:latest`.
 
 The temporary registry container and SSH tunnel are removed when the script
 finishes. See `./scripts/build-and-push.sh --help` for all flags.

scripts/build-and-push.sh

@@ -6,7 +6,7 @@
 # - Image name/tag default to pom.xml properties (artifactId and version)
 # - Builds for linux/amd64 by default (cross-compile from arm64 hosts)
 # - Transfers layers over the tunnel (no external registry required)
-# - On the remote, tags the image as <version>, latest, and sha256-<digest>
+# - On the remote, tags the image as <version>, latest, and vYYYY.MM.DD-HH.MM (UTC)
 
 set -euo pipefail
 IFS=$'\n\t'
@@ -66,7 +66,7 @@ Required:
 Image identity (defaults read from pom.xml):
   --name NAME                Image repository name
   --tag TAG                  Version tag. The remote also receives :latest
-                             and a sha256-<digest> tag for this push.
+                             and a vYYYY.MM.DD-HH.MM release tag (UTC).
 
 Working directory (defaults to the parent of the script's directory):
   --project-dir PATH         Project root containing pom.xml
@@ -242,11 +242,9 @@ REG_REMOTE_PORT=""
 REG_LOCAL_PORT=""
 TUNNEL_PID=""
 LOCAL_REGISTRY_REF=""
-DIGEST_REF=""
-PUSH_LOG=""
+RELEASE_REF=""
 
 cleanup_push_resources() {
-  [[ -n "${PUSH_LOG:-}" ]] && rm -f "$PUSH_LOG"
   [[ -n "${LOCAL_REGISTRY_REF:-}" ]] \
     && docker rmi "$LOCAL_REGISTRY_REF" >/dev/null 2>&1 || true
   if [[ -n "${TUNNEL_PID:-}" ]]; then
@@ -303,47 +301,36 @@ start_ssh_tunnel() {
   die "Failed to establish SSH tunnel to remote registry."
 }
 
-digest_tag_from_push_log() {
-  local log_file="$1"
-  local digest hex
-  digest=$(sed -n 's/.*digest: \(sha256:[0-9a-f]\{64\}\).*/\1/p' "$log_file" | tail -1)
-  if [[ -z "$digest" ]]; then
-    digest=$(docker image inspect --format '{{index .RepoDigests 0}}' "$LOCAL_REGISTRY_REF" 2>/dev/null \
-      | sed -n 's/.*@\(sha256:[0-9a-f]\{64\}\)/\1/p')
-  fi
-  [[ -n "$digest" ]] || die "Could not read the image digest after push."
-  hex="${digest#sha256:}"
-  printf 'sha256-%s' "${hex:0:12}"
+build_release_tag() {
+  printf 'v%s' "$(TZ=UTC date +%Y.%m.%d-%H.%M)"
 }
 
 push_via_registry_tunnel() {
   LOCAL_REGISTRY_REF="localhost:${REG_LOCAL_PORT}/${IMAGE_NAME}:${IMAGE_TAG}"
   local remote_registry_ref="localhost:${REG_REMOTE_PORT}/${IMAGE_NAME}:${IMAGE_TAG}"
   local latest_ref="${IMAGE_NAME}:latest"
-  local digest_tag
+  local release_tag
+
+  release_tag=$(build_release_tag)
+  RELEASE_REF="${IMAGE_NAME}:${release_tag}"
 
   log "Tagging ${IMAGE_REF} as ${LOCAL_REGISTRY_REF}…"
   docker tag "$IMAGE_REF" "$LOCAL_REGISTRY_REF"
 
   log "Pushing ${LOCAL_REGISTRY_REF} through SSH tunnel…"
-  PUSH_LOG=$(mktemp)
-  docker push "$LOCAL_REGISTRY_REF" | tee "$PUSH_LOG"
-  digest_tag=$(digest_tag_from_push_log "$PUSH_LOG")
-  rm -f "$PUSH_LOG"
-  PUSH_LOG=""
-  DIGEST_REF="${IMAGE_NAME}:${digest_tag}"
+  docker push "$LOCAL_REGISTRY_REF"
 
-  log "Tagging local image as ${latest_ref} and ${DIGEST_REF}…"
+  log "Tagging local image as ${latest_ref} and ${RELEASE_REF}…"
   docker tag "$IMAGE_REF" "$latest_ref"
-  docker tag "$IMAGE_REF" "$DIGEST_REF"
+  docker tag "$IMAGE_REF" "$RELEASE_REF"
 
-  log "Pulling image on remote and tagging ${IMAGE_REF}, ${latest_ref}, ${DIGEST_REF}…"
+  log "Pulling image on remote and tagging ${IMAGE_REF}, ${latest_ref}, ${RELEASE_REF}…"
   run_remote "${REMOTE_DOCKER} pull ${remote_registry_ref}"
   run_remote "${REMOTE_DOCKER} tag ${remote_registry_ref} ${IMAGE_REF}"
   run_remote "${REMOTE_DOCKER} tag ${remote_registry_ref} ${latest_ref}"
-  run_remote "${REMOTE_DOCKER} tag ${remote_registry_ref} ${DIGEST_REF}"
+  run_remote "${REMOTE_DOCKER} tag ${remote_registry_ref} ${RELEASE_REF}"
   run_remote "${REMOTE_DOCKER} rmi ${remote_registry_ref}" >/dev/null || true
-  ok "Remote tags: ${IMAGE_REF}, ${latest_ref}, ${DIGEST_REF}."
+  ok "Remote tags: ${IMAGE_REF}, ${latest_ref}, ${RELEASE_REF}."
 }
 
 # ---------- arg parsing ----------
@@ -454,17 +441,19 @@ else
   log "Verifying tags on ${REMOTE_TARGET}…"
   remote_images=$(run_remote "${REMOTE_DOCKER} images --format '{{.Repository}}:{{.Tag}}'")
   missing=0
-  for ref in "${IMAGE_REF}" "${IMAGE_NAME}:latest" "${DIGEST_REF}"; do
+  for ref in "${IMAGE_REF}" "${IMAGE_NAME}:latest" "${RELEASE_REF}"; do
     if ! printf '%s\n' "$remote_images" | grep -Fxq "$ref"; then
       err "Missing on remote: ${ref}"
       missing=1
     fi
   done
   [[ "$missing" -eq 0 ]] || die "Expected tags were not found on ${REMOTE_TARGET} after push."
-  ok "Remote has ${IMAGE_REF}, ${IMAGE_NAME}:latest and ${DIGEST_REF}."
+  ok "Remote has ${IMAGE_REF}, ${IMAGE_NAME}:latest and ${RELEASE_REF}."
 fi
 
 # ---------- next step hint ----------
 printf '\n%s→ To run the latest image on the remote:%s\n' "$C_OK" "$C_RESET"
-printf '  ssh %s "docker run -d --name %s --restart unless-stopped -p 8080:8080 %s:latest"\n\n' \
+printf '  ssh %s "docker run -d --name %s --restart unless-stopped -p 8080:8080 %s:latest"\n' \
   "$REMOTE_TARGET" "$IMAGE_NAME" "$IMAGE_NAME"
+printf '%s→ Rollback: list tags with docker images %s, then run a previous vYYYY.MM.DD-HH.MM tag.%s\n\n' \
+  "$C_OK" "$IMAGE_NAME" "$C_RESET"