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1 /*
2 * Copyright (c) 2016 Apple Inc. All Rights Reserved.
3 *
4 * @APPLE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. Please obtain a copy of the License at
10 * http://www.opensource.apple.com/apsl/ and read it before using this
11 * file.
12 *
13 * The Original Code and all software distributed under the License are
14 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
15 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
16 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
18 * Please see the License for the specific language governing rights and
19 * limitations under the xLicense.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24 #import <Security/Security.h>
25 #import <Security/SecCertificatePriv.h>
26
27 #include "keychain_regressions.h"
28 #include "kc-helpers.h"
29 #include "kc-key-helpers.h"
30
31 #include <Security/Security.h>
32 #include <stdlib.h>
33
34 #define BLOCKS 7000
35
36 static long concurrentBlocks = 64;
37
38 static void tests() {
39
40 SecKeychainRef kc = getPopulatedTestKeychain();
41
42 static dispatch_once_t onceToken = 0;
43 static dispatch_queue_t release_queue = NULL;
44 dispatch_once(&onceToken, ^{
45 release_queue = dispatch_queue_create("com.apple.security.identity-search-queue", DISPATCH_QUEUE_CONCURRENT);
46 });
47 dispatch_group_t g = dispatch_group_create();
48
49 __block int iteration = 0;
50 dispatch_semaphore_t semaphore = dispatch_semaphore_create(concurrentBlocks);
51
52 dispatch_block_t identityBlock = ^() {
53 SecKeychainItemRef blockItem = NULL;
54
55 CFMutableDictionaryRef query = createQueryKeyDictionary(kc, kSecAttrKeyClassSymmetric);
56 CFDictionarySetValue(query, kSecMatchLimit, kSecMatchLimitOne);
57
58 ok_status(SecItemCopyMatching(query, (CFTypeRef*) &blockItem), "%s: SecItemCopyMatching", testName);
59
60 CFReleaseNull(blockItem);
61 CFReleaseNull(query);
62
63 dispatch_semaphore_signal(semaphore);
64 };
65
66 // Send this to background queue, so that when we wait, it doesn't block main queue
67
68 dispatch_group_async(g, dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
69 for (iteration = 0; iteration < BLOCKS; iteration++) {
70 // Wait until one of our concurrentBlocks "slots" are available
71 dispatch_semaphore_wait(semaphore, DISPATCH_TIME_FOREVER);
72
73 dispatch_group_async(g, release_queue, identityBlock);
74 }
75 });
76
77 dispatch_group_wait(g, DISPATCH_TIME_FOREVER);
78
79 ok_status(SecKeychainDelete(kc), "%s: SecKeychainDelete", testName);
80 CFReleaseNull(kc);
81 }
82
83 int kc_20_key_find_stress(int argc, char *const *argv)
84 {
85 plan_tests((1)*BLOCKS + 3);
86 initializeKeychainTests(__FUNCTION__);
87
88 tests();
89
90 deleteTestFiles();
91 return 0;
92 }