Updated script to properly update Plex If an update is available.
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1 changed files with 30 additions and 50 deletions
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@ -47,61 +47,38 @@ fi
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echo "[INFO] APT updates available: $APT_UPDATES"
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# =============================================================
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# STEP 2 — CHECK PLEX DOCKER IMAGE UPDATE
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# STEP 2 — CHECK PLEX DOCKER IMAGE UPDATE (SKOPEO MANIFEST CHECK)
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# =============================================================
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echo "[INFO] Checking Plex Docker image..."
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echo "[INFO] Checking Plex Docker image via Skopeo..."
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PLEX_FAILED=false
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PLEX_UPDATE_AVAILABLE=false
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PLEX_ERROR_HTML=""
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# lscr.io occasionally returns "error from registry: unauthorized" on the
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# final manifest step of a large multi-layer pull, even after every layer
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# downloaded successfully — a transient token/rate-limit issue on their end,
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# not a credentials problem. Retry a few times before treating it as a real
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# failure, since it usually resolves within one or two attempts.
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PLEX_PULL_MAX_RETRIES=3
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PLEX_PULL_RETRY_DELAY=30
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plex_pull_attempt=1
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PLEX_PULL_STATUS=1
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PLEX_PULL_OUTPUT=""
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# Fetch digest of remote latest image from lscr.io
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REMOTE_DIGEST=$(skopeo inspect docker://lscr.io/linuxserver/plex:latest --format '{{.Digest}}' 2>/dev/null)
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while [ $plex_pull_attempt -le $PLEX_PULL_MAX_RETRIES ]; do
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PLEX_PULL_OUTPUT=$(docker pull lscr.io/linuxserver/plex:latest 2>&1)
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PLEX_PULL_STATUS=$?
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if [ $PLEX_PULL_STATUS -eq 0 ]; then
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break
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fi
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echo "[WARN] docker pull attempt $plex_pull_attempt/$PLEX_PULL_MAX_RETRIES failed (exit $PLEX_PULL_STATUS)."
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if [ $plex_pull_attempt -lt $PLEX_PULL_MAX_RETRIES ]; then
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echo "[WARN] Retrying in ${PLEX_PULL_RETRY_DELAY}s..."
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sleep $PLEX_PULL_RETRY_DELAY
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fi
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plex_pull_attempt=$((plex_pull_attempt + 1))
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done
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# Fetch digest of currently running/local image
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LOCAL_DIGEST=$(docker inspect --format='{{index .RepoDigests 0}}' lscr.io/linuxserver/plex:latest 2>/dev/null | cut -d'@' -f2)
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PLEX_IMAGE_VERSION=$(docker inspect lscr.io/linuxserver/plex:latest --format '{{index .Config.Labels "build_version"}}' 2>/dev/null || echo "unknown")
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CURRENT_IMAGE_DATE=$(docker inspect --format='{{.Created}}' lscr.io/linuxserver/plex:latest 2>/dev/null | cut -d'T' -f1)
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if [ $PLEX_PULL_STATUS -ne 0 ]; then
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if [ -z "$REMOTE_DIGEST" ]; then
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PLEX_FAILED=true
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PLEX_STATUS_TEXT="Check failed after $PLEX_PULL_MAX_RETRIES attempts — see error detail below"
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echo "[ERROR] docker pull failed after $PLEX_PULL_MAX_RETRIES attempts. Final output:"
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echo "$PLEX_PULL_OUTPUT"
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PLEX_ERROR_HTML="<div style='margin-top:8px;padding:10px 14px;background:#fff1f2;border-left:4px solid #b91c1c;border-radius:4px;'><div style='font-size:11px;font-weight:700;color:#b91c1c;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;'>⚠ Docker Pull Error (exit $PLEX_PULL_STATUS, after $PLEX_PULL_MAX_RETRIES attempts)</div><pre style='margin:0;font-family:monospace;font-size:12px;color:#7f1d1d;white-space:pre-wrap;'>$(echo "$PLEX_PULL_OUTPUT" | sed 's/&/\&/g; s/</\</g; s/>/\>/g')</pre></div>"
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elif echo "$PLEX_PULL_OUTPUT" | grep -q "Pull complete"; then
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PLEX_STATUS_TEXT="Check failed — unable to reach registry manifest"
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echo "[ERROR] skopeo inspect failed to fetch digest for lscr.io/linuxserver/plex:latest"
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PLEX_ERROR_HTML="<div style='margin-top:8px;padding:10px 14px;background:#fff1f2;border-left:4px solid #b91c1c;border-radius:4px;'><div style='font-size:11px;font-weight:700;color:#b91c1c;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px;'>⚠ Registry Query Error</div><pre style='margin:0;font-family:monospace;font-size:12px;color:#7f1d1d;'>Failed to inspect remote image digest from lscr.io via skopeo.</pre></div>"
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elif [ "$REMOTE_DIGEST" != "$LOCAL_DIGEST" ]; then
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PLEX_UPDATE_AVAILABLE=true
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PLEX_STATUS_TEXT="Update available — new image pulled"
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if [ $plex_pull_attempt -gt 1 ]; then
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PLEX_STATUS_TEXT="$PLEX_STATUS_TEXT (succeeded on retry, attempt $plex_pull_attempt)"
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fi
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PLEX_STATUS_TEXT="Update available — new digest found on registry"
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else
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PLEX_STATUS_TEXT="Up to date"
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fi
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PLEX_IMAGE_VERSION=$(docker inspect lscr.io/linuxserver/plex:latest --format '{{index .Config.Labels "build_version"}}' 2>/dev/null || echo "unknown")
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CURRENT_IMAGE_DATE=$(docker inspect --format='{{.Created}}' lscr.io/linuxserver/plex:latest 2>/dev/null | cut -d'T' -f1)
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echo "[INFO] Plex status: $PLEX_STATUS_TEXT"
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# =============================================================
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# STEP 2B — VERIFY RUNNING CONTAINER (independent of pull result)
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# STEP 2B — VERIFY RUNNING CONTAINER
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# =============================================================
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echo "[INFO] Checking actual running Plex container..."
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@ -169,25 +146,27 @@ ANY_UPDATES=false
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[ "$F2B_UPDATE_AVAILABLE" = true ] && ANY_UPDATES=true
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[ "$DOCKER_UPDATE_AVAILABLE" = true ] && ANY_UPDATES=true
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# A failed registry pull (rate-limit, transient network blip, etc.) is not the
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# same severity as the actual Plex container being down. If the pull check
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# failed but the running container is confirmed healthy, badge it as a lower
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# severity "registry check failed" rather than a full CHECK FAILED/critical state.
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# Prioritize status:
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# 1. Container Down (Red)
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# 2. Updates Available (Blue) - Shows update banner even if a non-critical check warning occurred
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# 3. Check Failed (Amber) - Only if checks failed AND no updates were found
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# 4. All Current (Green)
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if [ "$CONTAINER_OK" = false ]; then
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STATUS_COLOR="#b91c1c"
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STATUS_BADGE="🔴 CONTAINER DOWN"
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STATUS_BANNER_MSG="🔴 Plex container is NOT running — investigate immediately"
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SUBJECT="🔴 PLEX32 — Plex Container Down — $DATE_SHORT"
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elif [ "$ANY_FAILED" = true ]; then
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STATUS_COLOR="#b45309"
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STATUS_BADGE="⚠ CHECK FAILED"
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STATUS_BANNER_MSG="⚠ Registry/update check failed, but Plex container itself is confirmed running — no action required unless this repeats daily"
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SUBJECT="⚠ PLEX32 — Update Check Failed — $DATE_SHORT"
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elif [ "$ANY_UPDATES" = true ]; then
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STATUS_COLOR="#1d6fa8"
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STATUS_BADGE="🔄 UPDATES AVAILABLE"
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STATUS_BANNER_MSG="🔄 Updates are available for one or more components"
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STATUS_BANNER_MSG="🔄 Updates are available for one or more components — run commands below to apply"
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SUBJECT="🔄 PLEX32 — Updates Available — $DATE_SHORT"
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elif [ "$ANY_FAILED" = true ]; then
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STATUS_COLOR="#b45309"
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STATUS_BADGE="⚠ CHECK FAILED"
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STATUS_BANNER_MSG="⚠ Update check experienced a registry/network error — Plex container itself is running normally"
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SUBJECT="⚠ PLEX32 — Update Check Failed — $DATE_SHORT"
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else
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STATUS_COLOR="#1a7f4b"
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STATUS_BADGE="✅ ALL CURRENT"
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@ -196,7 +175,7 @@ else
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fi
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# =============================================================
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# STEP 6 — BUILD COMMAND BLOCKS (click to select)
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# STEP 6 — BUILD COMMAND BLOCKS
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# =============================================================
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make_cmd_block() {
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local step_num="$1"
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@ -223,6 +202,7 @@ if [ "$ANY_UPDATES" = true ]; then
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if [ "$PLEX_UPDATE_AVAILABLE" = true ]; then
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CMD="cd ~/docker/plex
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docker compose pull
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docker compose up -d"
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UPDATE_COMMANDS_HTML+=$(make_cmd_block "$STEP" "Plex Media Server (Docker)" "$CMD")
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STEP=$((STEP+1))
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