taldir

commit 2a9345852c39be86dab6c221dd7d95363ab8dc96
parent 5dee01ad21ce8282734a3b7dbb1adb62c4be9570
Author: Martin Schanzenbach <mschanzenbach@posteo.de>
Date:   Tue, 19 Apr 2022 17:58:01 +0200

Preferably get salt from ENV

Diffstat:
M
taldir.go
 | 
9
++++++---

1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/taldir.go b/taldir.go
@@ -104,11 +104,14 @@ func returnSingleEntry(w http.ResponseWriter, r *http.Request){
 // Hashes an identity key (e.g. sha256(<email address>)) with a salt for
 // Lookup and storage.
 func hashIdentityKey(idkey string) string {
-  fmt.Println("Using salt " + cfg.Section("taldir").Key("salt").MustString("ChangeMe"))
-  salt := make([]byte, len(cfg.Section("taldir").Key("salt").MustString("ChangeMe")))
+  salt := os.Getenv("TALDIR_SALT")
+  if "" == salt {
+    salt = cfg.Section("taldir").Key("salt").MustString("ChangeMe")
+  }
+  fmt.Println("Using salt " + salt)
   h := sha256.New()
   h.Write([]byte(idkey))
-  h.Write(salt)
+  h.Write([]byte(salt))
   return base32.StdEncoding.EncodeToString(h.Sum(nil))
 }