keychain/securityd/Regressions/secd-60-account-cloud-identity.m

   1 /*
   2  * Copyright (c) 2013-2014 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
  26
  27 #include <Security/SecBase.h>
  28 #include <Security/SecItem.h>
  29
  30 #include <CoreFoundation/CFDictionary.h>
  31
  32 #include "keychain/SecureObjectSync/SOSAccount.h"
  33 #include <Security/SecureObjectSync/SOSCloudCircle.h>
  34 #include "keychain/SecureObjectSync/SOSInternal.h"
  35 #include "keychain/SecureObjectSync/SOSUserKeygen.h"
  36 #include "keychain/SecureObjectSync/SOSTransport.h"
  37 #include "keychain/SecureObjectSync/SOSAccountTrustClassic+Circle.h"
  38
  39 #include <stdlib.h>
  40 #include <unistd.h>
  41
  42 #include "secd_regressions.h"
  43 #include "SOSTestDataSource.h"
  44
  45 #include "SOSRegressionUtilities.h"
  46 #include <utilities/SecCFWrappers.h>
  47 #include <Security/SecKeyPriv.h>
  48
  49 #include "keychain/securityd/SOSCloudCircleServer.h"
  50
  51 #include "SOSAccountTesting.h"
  52
  53 #include "SecdTestKeychainUtilities.h"
  54
  55
  56 static bool purgeICloudIdentity(SOSAccount* account) {
  57     bool retval = false;
  58     SOSFullPeerInfoRef icfpi = SOSCircleCopyiCloudFullPeerInfoRef([account.trust getCircle:NULL], NULL);
  59     if(!icfpi) return false;
  60     retval = SOSFullPeerInfoPurgePersistentKey(icfpi, NULL);
  61     CFReleaseNull(icfpi);
  62     return retval;
  63 }
  64
  65 static void tests(void)
  66 {
  67     CFErrorRef error = NULL;
  68     CFDataRef cfpassword = CFDataCreate(NULL, (uint8_t *) "FooFooFoo", 10);
  69     CFStringRef cfaccount = CFSTR("test@test.org");
  70
  71     CFMutableDictionaryRef changes = CFDictionaryCreateMutableForCFTypes(kCFAllocatorDefault);
  72
  73     SOSAccount* alice_account = CreateAccountForLocalChanges( CFSTR("Alice"), CFSTR("TestSource"));
  74     SOSAccount* bob_account = CreateAccountForLocalChanges(CFSTR("Bob"), CFSTR("TestSource"));
  75     SOSAccount* carole_account = CreateAccountForLocalChanges(CFSTR("Carole"), CFSTR("TestSource"));
  76
  77     ok(SOSAccountAssertUserCredentialsAndUpdate(bob_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
  78
  79     // Bob wins writing at this point, feed the changes back to alice.
  80     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
  81
  82     ok(SOSAccountAssertUserCredentialsAndUpdate(alice_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
  83     CFReleaseNull(error);
  84
  85     ok(SOSAccountAssertUserCredentialsAndUpdate(carole_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
  86     CFReleaseNull(error);
  87     ok(SOSAccountResetToOffering_wTxn(alice_account, &error), "Reset to offering (%@)", error);
  88     CFReleaseNull(error);
  89
  90     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
  91
  92     ok(SOSAccountJoinCircles_wTxn(bob_account, &error), "Bob Applies (%@)", error);
  93     CFReleaseNull(error);
  94     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
  95
  96     {
  97         CFArrayRef applicants = SOSAccountCopyApplicants(alice_account, &error);
  98
  99         ok(applicants && CFArrayGetCount(applicants) == 1, "See one applicant %@ (%@)", applicants, error);
 100         ok(SOSAccountAcceptApplicants(alice_account, applicants, &error), "Alice accepts (%@)", error);
 101         CFReleaseNull(error);
 102         CFReleaseNull(applicants);
 103     }
 104
 105     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 3, "updates");
 106
 107     accounts_agree("bob&alice pair", bob_account, alice_account);
 108
 109     /*----- normal join after restore -----*/
 110
 111     ok(SOSAccountJoinCirclesAfterRestore_wTxn(carole_account, &error), "Carole cloud identity joins (%@)", error);
 112     CFReleaseNull(error);
 113     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 114
 115     is(countApplicants(alice_account), 0, "See no applicants");
 116
 117     is(countPeers(carole_account), 3, "Carole sees 3 valid peers after sliding in");
 118
 119     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 120
 121     accounts_agree_internal("Carole's in", bob_account, alice_account, false);
 122     accounts_agree_internal("Carole's in - 2", bob_account, carole_account, false);
 123
 124     ok([carole_account.trust leaveCircle:carole_account err:&error], "Carol Leaves again");
 125     CFReleaseNull(error);
 126
 127     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
 128
 129     /*----- join - join after restore -----*/
 130
 131     ok(SOSAccountJoinCircles_wTxn(carole_account, &error), "Carole normally joins (%@)", error);
 132     CFReleaseNull(error);
 133
 134     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
 135
 136     is(countApplicants(alice_account), 1, "See one applicant");
 137
 138     ok(SOSAccountJoinCirclesAfterRestore_wTxn(carole_account, &error), "Carole cloud identity joins (%@)", error);
 139     CFReleaseNull(error);
 140
 141     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 142
 143
 144     is(countApplicants(alice_account), 0, "See no applicants");
 145
 146     is(countPeers(carole_account), 3, "Carole sees 3 valid peers after sliding in");
 147
 148     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 149
 150     accounts_agree_internal("Carole's in", bob_account, alice_account, false);
 151     accounts_agree_internal("Carole's in - 2", bob_account, carole_account, false);
 152
 153     /* Break iCloud identity FPI in all peers */
 154
 155     ok(purgeICloudIdentity(alice_account), "remove iCloud private key");
 156
 157     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 158
 159
 160     ok(SOSAccountAssertUserCredentialsAndUpdate(alice_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
 161     CFReleaseNull(error);
 162
 163     // fix this as if the timed event had triggered in handleUpdateCircles
 164     bool fixedIdentities = [alice_account.trust fixICloudIdentities:alice_account circle:alice_account.trust.trustedCircle];
 165     ok(fixedIdentities, "failed to fix icloud identity");
 166
 167     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 168
 169     ok([carole_account.trust leaveCircle:carole_account err:&error], "Carol Leaves again");
 170     CFReleaseNull(error);
 171
 172     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 173
 174     /*----- join - join after restore -----*/
 175
 176     ok(SOSAccountJoinCircles_wTxn(carole_account, &error), "Carole normally joins (%@)", error);
 177     CFReleaseNull(error);
 178
 179     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
 180
 181     is(countApplicants(alice_account), 1, "See one applicant");
 182
 183     ok(SOSAccountJoinCirclesAfterRestore_wTxn(carole_account, &error), "Carole cloud identity joins (%@)", error);
 184     CFReleaseNull(error);
 185
 186     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 187
 188
 189     is(countApplicants(alice_account), 0, "See no applicants");
 190
 191     is(countPeers(carole_account), 3, "Carole sees 3 valid peers after sliding in");
 192
 193     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 194
 195     accounts_agree_internal("Carole's in", bob_account, alice_account, false);
 196     accounts_agree_internal("Carole's in - 2", bob_account, carole_account, false);
 197
 198     //join after piggybacking the icloud identity??
 199     CFMutableArrayRef identityArray = SOSAccountCopyiCloudIdentities(alice_account);
 200
 201     NSMutableArray *encodedIdenities = [NSMutableArray array];
 202     CFIndex i, count = CFArrayGetCount(identityArray);
 203     for (i = 0; i < count; i++) {
 204         SOSPeerInfoRef fpi = (SOSPeerInfoRef)CFArrayGetValueAtIndex(identityArray, i);
 205         NSData *data = CFBridgingRelease(SOSPeerInfoCopyData(fpi, NULL));
 206         if (data)
 207             [encodedIdenities addObject:data];
 208     }
 209
 210     //store in keychain as the piggy icloud
 211     [encodedIdenities enumerateObjectsUsingBlock:^(NSData *v_data, NSUInteger idx, BOOL *stop) {
 212
 213         NSMutableDictionary* query = [@{
 214                                         (id)kSecClass : (id)kSecClassKey,
 215                                         (id)kSecUseDataProtectionKeychain : @YES,
 216                                         (id)kSecAttrAccessGroup: @"com.apple.security.sos",
 217                                         (id)kSecAttrLabel : @"Cloud Identity - piggy",
 218                                         (id)kSecAttrSynchronizable : (id)kCFBooleanTrue,
 219                                         (id)kSecUseTombstones : (id)kCFBooleanTrue,
 220                                         (id)kSecValueData : v_data,
 221                                         } mutableCopy];
 222
 223         OSStatus status = SecItemAdd((__bridge CFDictionaryRef) query, NULL);
 224
 225         if(status == errSecDuplicateItem) {
 226             // Sure, okay, fine, we'll update.
 227             NSMutableDictionary* update = [@{
 228                                              (id)kSecValueData: v_data,
 229                                              } mutableCopy];
 230             query[(id)kSecValueData] = nil;
 231
 232             status = SecItemUpdate((__bridge CFDictionaryRef) query, (__bridge CFDictionaryRef)update);
 233             ok(status == 0, "Grabbed icloud identity from the keychain %@", error);
 234         }
 235     }];
 236
 237
 238     //now grab this grom the keychain
 239     NSMutableDictionary* query2 = [@{
 240                                     (id)kSecClass : (id)kSecClassKey,
 241                                     (id)kSecUseDataProtectionKeychain : @YES,
 242                                     (id)kSecAttrAccessGroup: @"com.apple.security.sos",
 243                                     (id)kSecAttrLabel : @"Cloud Identity - piggy",
 244                                     (id)kSecAttrSynchronizable : (id)kCFBooleanTrue,
 245                                     (id)kSecUseTombstones : (id)kCFBooleanTrue,
 246                                     (id)kSecReturnData : (id)kCFBooleanTrue,
 247                                     } mutableCopy];
 248     CFTypeRef result = NULL;
 249     OSStatus status = SecItemCopyMatching((__bridge CFDictionaryRef) query2, &result);
 250     ok(status == 0, "Grabbed icloud identity from the keychain %@", error);
 251     ok(result != NULL, "result from sec item copy matching query %@", error);
 252
 253     NSDictionary *keyAttributes = @{
 254                                     (__bridge id)kSecAttrKeyClass : (__bridge id)kSecAttrKeyClassPrivate,
 255                                     (__bridge id)kSecAttrKeyType : (__bridge id)kSecAttrKeyTypeEC,
 256                                     };
 257
 258
 259     SecKeyRef privKey = SecKeyCreateWithData(result, (__bridge CFDictionaryRef)keyAttributes, NULL);
 260
 261     ok(privKey != NULL, "Private key is NULL");
 262     SecKeyRef publicKey = SecKeyCreatePublicFromPrivate(privKey);
 263     ok(publicKey != NULL, "Private key is NULL");
 264
 265     CFDataRef public_key_hash = SecKeyCopyPublicKeyHash(publicKey);
 266     ok(public_key_hash != NULL, "hash is not null");
 267
 268     CFReleaseNull(publicKey);
 269
 270     SOSAccount* margaret_account = CreateAccountForLocalChanges(CFSTR("margaret"), CFSTR("TestSource"));
 271
 272     ok(SOSAccountAssertUserCredentialsAndUpdate(margaret_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
 273     ok(SOSAccountJoinCirclesAfterRestore_wTxn(margaret_account, &error), "Carole cloud identity joins (%@)", error);
 274
 275     CFReleaseNull(identityArray);
 276     CFReleaseNull(changes);
 277     CFReleaseNull(error);
 278     CFReleaseNull(public_key_hash);
 279     CFReleaseNull(cfpassword);
 280     CFReleaseNull(privKey);
 281
 282     alice_account = nil;
 283     bob_account = nil;
 284     SOSTestCleanup();
 285 }
 286
 287 int secd_60_account_cloud_identity(int argc, char *const *argv)
 288 {
 289     plan_tests(159);
 290
 291     secd_test_setup_temp_keychain(__FUNCTION__, NULL);
 292
 293     tests();
 294
 295     return 0;
 296 }