From f0cb22206c0f8c3fc979c83086ac55676687a7cf Mon Sep 17 00:00:00 2001
From: meek2100 <34908880+meek2100@users.noreply.github.com>
Date: Fri, 23 May 2025 11:56:08 -0700
Subject: [PATCH] Improve logic around caching IPK so don't run opkg update
 multiple times.

---
 opkgscript.sh | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/opkgscript.sh b/opkgscript.sh
index aa9eaf3..44056d8 100755
--- a/opkgscript.sh
+++ b/opkgscript.sh
@@ -173,7 +173,21 @@ if [ $COMMAND = "cache-ipks" ] ; then
         echo "Running opkg update..."
     fi
 
-    opkg update
+    # Only update if lists are older than 5 minutes
+    CACHE_AGE_LIMIT=300  # seconds
+    needs_update=false
+    for list in /var/opkg-lists/*; do
+        if [ ! -f "$list" ] || [ "$(($(date +%s) - $(stat -c %Y "$list")))" -gt "$CACHE_AGE_LIMIT" ]; then
+            needs_update=true
+            break
+        fi
+    done
+
+    if $needs_update; then
+        opkg update
+    else
+        echo "Skipping opkg update: cache is fresh"
+    fi
 
     if $VERBOSE; then
         echo "Finished opkg update"