1 files changed, 26 insertions, 0 deletions
diff --git a/lib/mysql.php b/lib/mysql.php
new file mode 100644
index 0000000..a5edbd5
--- /dev/null
+++ b/lib/mysql.php
@@ -0,0 +1,26 @@
+<?php
+
+# do not include twice
+if (isset($mysql))
+  return;
+
+include "lib/http.php";
+
+$mysql = new mysqli("localhost", "webserver", "empty", "buildmaster");
+if ( $mysql -> connect_error ) {
+  die_500( "Connection failed: " . $mysql -> connect_error );
+}
+
+function mysql_run_query($query) {
+  global $mysql;
+  if ( ! $result = $mysql -> query($query) )
+    die_500( "Query failed: " .  $mysql -> error );
+  return $result;
+}
+function show_warning_on_offline_slave() {
+  $result = mysql_run_query("SHOW STATUS LIKE \"Slave_running\"");
+  if (($result -> num_rows == 0) ||
+    ($result -> fetch_assoc() ["Value"] != "ON")) {
+    print "<div><font color=\"fff0000\">The replication slave is currently not running. The database might be outdated.</font></div>";
+  }
+}