From b0dce34b83f2e04dc84314bc9d5a0d6502fe353c Mon Sep 17 00:00:00 2001
From: bryan <bryanroessler@gmail.com>
Date: Fri, 13 Jan 2023 18:15:56 -0500
Subject: [PATCH] Use checksums

---
 openwrtbuilder | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/openwrtbuilder b/openwrtbuilder
index 38dc8d7..c5ad4bf 100755
--- a/openwrtbuilder
+++ b/openwrtbuilder
@@ -371,13 +371,22 @@ getImageBuilder() {
     fi
 
     if hash sha256sum &>/dev/null; then
-        # echo "Verifying checksums"
-        # debug "$dl_tool -s "${P_ARR[sha256_url]}" | grep $filename | cut -f1 -d' '"
-        if ! $dl_tool -o "$BUILDDIR" "$SHA256_URL"; then
-            debug "Downloaded sha256sums: $checksum"
-        fi
-    fi
+        debug "Verifying checksums"
 
+        if [[ -f $SHA256_FILE ]] && askOk "$SHA256_FILE exists. Re-download?"; then
+            if ! $dl_tool -so "$SHA256_FILE" "$SHA256_URL"; then
+                debug "Failed to download checksum"
+            fi
+        elif ! $dl_tool -so "$SHA256_FILE" "$SHA256_URL"; then
+            debug "Failed to download checksum"
+        fi
+
+        checksum=$(grep "${IB_ARCHIVE##*/}" "$SHA256_FILE" | cut -f1 -d' ')
+
+        echo "$checksum ${IB_ARCHIVE##*/}" | sha256sum --check --status
+
+        debug "checksum return code: $?"
+    fi
 
     echo "Extracting Image Builder archive"
     [[ ! -d "$BUILDDIR" ]] && mkdir -p "$BUILDDIR"