In snapd-seed-glue, remove redundant decoding/encoding for account key.

debian/changelog

@@ -1,3 +1,9 @@
+snapd-extra-utils (1.0.2ubuntu1) UNRELEASED; urgency=medium
+
+  * In snapd-seed-glue, remove redundant decoding/encoding for account key.
+
+ -- Simon Quigley <tsimonq2@ubuntu.com>  Sat, 23 Nov 2024 21:05:07 -0600
+
 snapd-extra-utils (1.0.2) plucky; urgency=medium
 
   * Fix edge cases where the snap revision may be older in the target channel

snapd-seed-glue/validation.go

@@ -62,12 +62,7 @@ func ensureAssertions(assertionsDir string) {
         if signKeySha3 == "" {
             log.Fatalf("Failed to extract sign-key-sha3-384 from model assertion.")
         }
-        decodedSignKey, err := base64.StdEncoding.DecodeString(signKeySha3)
+        output, err := exec.Command("snap", "known", "--remote", "account-key", "public-key-sha3-384="+signKeySha3).CombinedOutput()
-        if err != nil {
-            log.Fatalf("Failed to decode sign-key-sha3-384: %v", err)
-        }
-        encodedSignKey := base64.StdEncoding.EncodeToString(decodedSignKey)
-        output, err := exec.Command("snap", "known", "--remote", "account-key", "public-key-sha3-384="+encodedSignKey).CombinedOutput()
         if err != nil {
             log.Fatalf("Failed to fetch account-key assertion: %v, Output: %s", err, string(output))
         }