Check PAM auth plugin build in to mysqlnd. I am afraid one cant do much better testin...

diff --git a/ext/mysqli/tests/mysqli_auth_pam.phpt b/ext/mysqli/tests/mysqli_auth_pam.phpt
new file mode 100644 (file)
index 0000000..fe15529
--- /dev/null
+++ b/ext/mysqli/tests/mysqli_auth_pam.phpt
@@ -0,0 +1,98 @@
+--TEST--
+PAM auth plugin
+--SKIPIF--
+<?php
+require_once('skipif.inc');
+require_once('skipifemb.inc');
+require_once('connect.inc');
+
+if (version_compare(PHP_VERSION, '5.3.99') >= 0) {
+       die("SKIP Available as of PHP 5.3.99");
+}
+
+if (!$link = my_mysqli_connect($host, $user, $passwd, $db, $port, $socket)) {
+       die(sprintf("SKIP Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
+               $host, $user, $db, $port, $socket));
+}
+
+if ($link->server_version < 50500)
+       die(sprintf("SKIP Needs MySQL 5.5 or newer, found MySQL %s\n", $link->server_info));
+
+if (!$res = $link->query("SHOW PLUGINS"))
+       die(sprintf("SKIP [%d] %s\n", $link->errno, $link->error));
+
+$have_pam = false;
+while ($row = $res->fetch_assoc()) {
+       if (isset($row['Name']) && ('mysql_clear_password' == $row['Name'])) {
+               $have_pam = true;
+               break;
+       }
+}
+$res->close();
+
+if (!$have_pam)
+  die("SKIP Server PAM plugin not installed");
+
+
+mysqli_query($link, 'DROP USER pamtest');
+mysqli_query($link, 'DROP USER pamtest@localhost');
+
+if (!mysqli_query($link, 'CREATE USER pamtest@"%" IDENTIFIED WITH mysql_clear_password') ||
+       !mysqli_query($link, 'CREATE USER pamtest@"localhost" IDENTIFIED WITH mysql_clear_password')) {
+       printf("skip Cannot create second DB user [%d] %s", mysqli_errno($link), mysqli_error($link));
+       mysqli_close($link);
+       die("skip CREATE USER failed");
+}
+
+if (!$link->query("CREATE TABLE test (id INT)") || !$link->query("INSERT INTO test(id) VALUES (1)"))
+       die(sprintf("SKIP [%d] %s\n", $link->errno, $link->error));
+
+
+
+if (!mysqli_query($link, sprintf("GRANT SELECT ON TABLE %s.test TO pamtest@'%%'", $db)) ||
+       !mysqli_query($link, sprintf("GRANT SELECT ON TABLE %s.test TO pamtest@'localhost'", $db))) {
+       printf("skip Cannot grant SELECT to user [%d] %s", mysqli_errno($link), mysqli_error($link));
+       mysqli_close($link);
+       die("skip GRANT failed");
+}
+?>
+--INI--
+max_execution_time=240
+--FILE--
+<?php
+       require_once('connect.inc');
+       require_once('table.inc');
+
+       if (!$link = my_mysqli_connect($host, 'pamtest', 'pamtest', $db, $port, $socket)) {
+               printf("[001] Cannot connect to the server using host=%s, user=%s, passwd=***, dbname=%s, port=%s, socket=%s\n",
+                       $host, $user, $db, $port, $socket);
+       } else {
+
+         if (!$res = $link->query("SELECT id FROM test WHERE id = 1"))
+                 printf("[002] [%d] %s\n", $link->errno, $link->error);
+
+         if (!$row = mysqli_fetch_assoc($res)) {
+                 printf("[003] [%d] %s\n", $link->errno, $link->error);
+         }
+
+         if ($row['id'] != 1) {
+                 printf("[004] Expecting 1 got %s/'%s'", gettype($row['id']), $row['id']);
+         }
+
+         $res->close();
+         $link->close();
+       }
+
+       print "done!";
+?>
+--CLEAN--
+<?php
+       require_once("clean_table.inc");
+       mysqli_query($link, 'DROP USER pamtest');
+       mysqli_query($link, 'DROP USER pamtest@localhost');
+?>
+--EXPECTF--
+
+Warning: mysqli_real_connect(): (28000/1045): Access denied for user %s
+[001] Cannot connect to the server using host=%s
+done!