Drop accessed field.

TODO

@@ -1,3 +0,0 @@
-- Do we really need the 'accessed' column?  It leads to database
-  writes, and it seems this information could be stored on the
-  validation server anyway.

ykksm-db.sql

@@ -11,7 +11,6 @@ create table yubikeys (
 
   -- timestamps:
   created datetime not null,
-  accessed datetime,
 
   -- the data:
   internalName varchar(12) not null,
@@ -34,5 +33,5 @@ create table yubikeys (
 
 drop user ykksmreader;
 create user ykksmreader;
-grant select, update(accessed) on ykksm.yubikeys to 'ykksmreader'@'localhost';
+grant select on ykksm.yubikeys to 'ykksmreader'@'localhost';
 flush privileges;

ykksm-decrypt.php

@@ -92,14 +92,6 @@ if (strcmp(substr($plaintext, 0, 12), $internalName) != 0) {
   die("ERR Corrupt OTP\n");;
  }
 
-$sql = "UPDATE yubikeys SET accessed = NOW() " .
-       "WHERE publicName = '$id'";
-$result = mysql_query($sql);
-if (!$result) {
-  syslog(LOG_ERR, "Database update error: " . mysql_error());
-  die("ERR Database error\n");
- }
-
 # Mask out interesting fields
 
 $counter = substr($plaintext, 14, 2) . substr($plaintext, 12, 2);

ykksm-import.pl

@@ -117,9 +117,9 @@ die "Input not signed?" if !$signed_by;
 
 my $dbh = DBI->connect($db, $dbuser, $dbpasswd, {'RaiseError' => 1});
 my $inserth = $dbh->prepare_cached(qq{
-INSERT INTO yubikeys (creator, created, accessed, serialNr,
+INSERT INTO yubikeys (creator, created, serialNr,
                       publicName, internalName, aesKey, lockCode)
-VALUES (?, ?, ?, ?, ?, ?, ?, ?)
+VALUES (?, ?, ?, ?, ?, ?, ?)
 });
 my $now = strftime "%Y-%m-%dT%H:%M:%S", localtime;
 
@@ -147,7 +147,7 @@ while (<GPGV>) {
     $created = $now if !$created;
     $accessed = "NULL" if !$accessed;
 
-    $inserth->execute($creator, $created, $accessed, $serialNr,
+    $inserth->execute($creator, $created, $serialNr,
 		      $publicName, $internalName,
 		      $aesKey, $lockCode)
 	or die "Database insert error: " . $dbh->errstr;