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1 /*
2 * Copyright (c) 2008-2010,2013-2014,2016 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 License.
20 *
21 * @APPLE_LICENSE_HEADER_END@
22 */
23
24
25 #include <CoreFoundation/CoreFoundation.h>
26 #include <Security/SecBase.h>
27 #include <Security/SecItem.h>
28 #include <Security/SecInternal.h>
29 #include <utilities/SecFileLocations.h>
30 #include <utilities/SecCFWrappers.h>
31
32 #include <stdlib.h>
33 #include <fcntl.h>
34 #include <unistd.h>
35 #include <sys/stat.h>
36 #include <sqlite3.h>
37
38 #include "secd_regressions.h"
39
40 #include <securityd/SecItemServer.h>
41
42 #include "SecdTestKeychainUtilities.h"
43
44
45 #if !(TARGET_OS_IOS && TARGET_OS_SIMULATOR)
46 static void setKeychainPermissions(int perm) {
47 CFStringRef kc_path_cf = __SecKeychainCopyPath();
48 CFStringPerformWithCString(kc_path_cf, ^(const char *path) {
49 ok_unix(chmod(path, perm), "chmod keychain file %s to be %d", path, perm);
50 });
51 }
52 #endif
53
54 int secd_31_keychain_unreadable(int argc, char *const *argv)
55 {
56 #if TARGET_OS_IOS && TARGET_OS_SIMULATOR
57 // When running on iOS device in debugger, the target usually runs
58 // as root, which means it has access to the file even after setting 000.
59 return 0;
60 #else
61 plan_tests(10 + kSecdTestSetupTestCount);
62 secd_test_setup_temp_keychain("secd_31_keychain_unreadable", ^{
63 CFStringRef keychain_path_cf = __SecKeychainCopyPath();
64
65 CFStringPerformWithCString(keychain_path_cf, ^(const char *keychain_path) {
66 int fd;
67 ok_unix(fd = open(keychain_path, O_RDWR | O_CREAT | O_TRUNC, 0644),
68 "create keychain file '%s'", keychain_path);
69 ok_unix(fchmod(fd, 0), " keychain file '%s'", keychain_path);
70 ok_unix(close(fd), "close keychain file '%s'", keychain_path);
71
72 });
73
74 CFReleaseSafe(keychain_path_cf);
75 });
76
77 int v_eighty = 80;
78 CFNumberRef eighty = CFNumberCreate(NULL, kCFNumberSInt32Type, &v_eighty);
79 const char *v_data = "test";
80 CFDataRef pwdata = CFDataCreate(NULL, (UInt8 *)v_data, strlen(v_data));
81 CFMutableDictionaryRef query = CFDictionaryCreateMutable(NULL, 0, NULL, NULL);
82 CFDictionaryAddValue(query, kSecClass, kSecClassInternetPassword);
83 CFDictionaryAddValue(query, kSecAttrServer, CFSTR("members.spamcop.net"));
84 CFDictionaryAddValue(query, kSecAttrAccount, CFSTR("smith"));
85 CFDictionaryAddValue(query, kSecAttrPort, eighty);
86 CFDictionaryAddValue(query, kSecAttrProtocol, kSecAttrProtocolHTTP);
87 CFDictionaryAddValue(query, kSecAttrAuthenticationType, kSecAttrAuthenticationTypeDefault);
88 CFDictionaryAddValue(query, kSecValueData, pwdata);
89
90 is_status(SecItemAdd(query, NULL), errSecNotAvailable, "Cannot add items to unreadable keychain");
91 is_status(SecItemCopyMatching(query, NULL), errSecNotAvailable, "Cannot read items in unreadable keychain");
92
93 setKeychainPermissions(0644);
94
95 ok_status(SecItemAdd(query, NULL), "Add internet password");
96 is_status(SecItemAdd(query, NULL), errSecDuplicateItem,
97 "Add internet password again");
98 ok_status(SecItemCopyMatching(query, NULL), "Found the item we added");
99
100 // For commented tests need to convince secd to let go of connections.
101 // Without intervention it keeps them and accesses continue to succeed.
102 /*
103 setKeychainPermissions(0);
104 is_status(SecItemCopyMatching(query, NULL), errSecNotAvailable, "Still cannot read items in unreadable keychain");
105
106 setKeychainPermissions(0644);
107 ok_status(SecItemCopyMatching(query, NULL), "Found the item again");
108 */
109 ok_status(SecItemDelete(query),"Deleted the item we added");
110
111 CFReleaseNull(eighty);
112 CFReleaseNull(pwdata);
113 CFReleaseNull(query);
114 #endif // !(TARGET_OS_IOS && TARGET_OS_SIMULATOR)
115 return 0;
116 }