Update the script to get rid of timeout issue

plex32_update_check.sh

@@ -6,6 +6,10 @@
 #  Location: /usr/scripts/plex32/plex32_update_check.sh
 # =============================================================
 
+# Explicit PATH for root's cron environment (minimal default PATH
+# under cron doesn't reliably match the interactive shell PATH).
+export PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
+
 HOSTNAME="plex32"
 SMTP_SERVER="smtppro.zoho.com"
 SMTP_PORT="465"
@@ -50,21 +54,46 @@ PLEX_FAILED=false
 PLEX_UPDATE_AVAILABLE=false
 PLEX_ERROR_HTML=""
 
+# lscr.io occasionally returns "error from registry: unauthorized" on the
+# final manifest step of a large multi-layer pull, even after every layer
+# downloaded successfully — a transient token/rate-limit issue on their end,
+# not a credentials problem. Retry a few times before treating it as a real
+# failure, since it usually resolves within one or two attempts.
+PLEX_PULL_MAX_RETRIES=3
+PLEX_PULL_RETRY_DELAY=30
+plex_pull_attempt=1
+PLEX_PULL_STATUS=1
+PLEX_PULL_OUTPUT=""
+
+while [ $plex_pull_attempt -le $PLEX_PULL_MAX_RETRIES ]; do
     PLEX_PULL_OUTPUT=$(docker pull lscr.io/linuxserver/plex:latest 2>&1)
     PLEX_PULL_STATUS=$?
+    if [ $PLEX_PULL_STATUS -eq 0 ]; then
+        break
+    fi
+    echo "[WARN] docker pull attempt $plex_pull_attempt/$PLEX_PULL_MAX_RETRIES failed (exit $PLEX_PULL_STATUS)."
+    if [ $plex_pull_attempt -lt $PLEX_PULL_MAX_RETRIES ]; then
+        echo "[WARN] Retrying in ${PLEX_PULL_RETRY_DELAY}s..."
+        sleep $PLEX_PULL_RETRY_DELAY
+    fi
+    plex_pull_attempt=$((plex_pull_attempt + 1))
+done
 
 PLEX_IMAGE_VERSION=$(docker inspect lscr.io/linuxserver/plex:latest --format '{{index .Config.Labels "build_version"}}' 2>/dev/null || echo "unknown")
 CURRENT_IMAGE_DATE=$(docker inspect --format='{{.Created}}' lscr.io/linuxserver/plex:latest 2>/dev/null | cut -d'T' -f1)
 
 if [ $PLEX_PULL_STATUS -ne 0 ]; then
     PLEX_FAILED=true
-    PLEX_STATUS_TEXT="Check failed — see error detail below"
+    PLEX_STATUS_TEXT="Check failed after $PLEX_PULL_MAX_RETRIES attempts — see error detail below"
-    echo "[ERROR] docker pull exited $PLEX_PULL_STATUS. Full output:"
+    echo "[ERROR] docker pull failed after $PLEX_PULL_MAX_RETRIES attempts. Final output:"
     echo "$PLEX_PULL_OUTPUT"
-    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 $PLEX_PULL_STATUS)</div><pre style='margin:0;font-family:monospace;font-size:12px;color:#7f1d1d;white-space:pre-wrap;'>$(echo "$PLEX_PULL_OUTPUT" | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g')</pre></div>"
+    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 "$PLEX_PULL_OUTPUT" | sed 's/&/\&amp;/g; s/</\&lt;/g; s/>/\&gt;/g')</pre></div>"
 elif echo "$PLEX_PULL_OUTPUT" | grep -q "Pull complete"; then
     PLEX_UPDATE_AVAILABLE=true
     PLEX_STATUS_TEXT="Update available — new image pulled"
+    if [ $plex_pull_attempt -gt 1 ]; then
+        PLEX_STATUS_TEXT="$PLEX_STATUS_TEXT (succeeded on retry, attempt $plex_pull_attempt)"
+    fi
 else
     PLEX_STATUS_TEXT="Up to date"
 fi