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 #if SOS_ENABLED
  55
  56
  57 static bool purgeICloudIdentity(SOSAccount* account) {
  58     bool retval = false;
  59     SOSFullPeerInfoRef icfpi = SOSCircleCopyiCloudFullPeerInfoRef([account.trust getCircle:NULL], NULL);
  60     if(!icfpi) return false;
  61     retval = SOSFullPeerInfoPurgePersistentKey(icfpi, NULL);
  62     CFReleaseNull(icfpi);
  63     return retval;
  64 }
  65
  66 static void tests(void)
  67 {
  68     CFErrorRef error = NULL;
  69     CFDataRef cfpassword = CFDataCreate(NULL, (uint8_t *) "FooFooFoo", 10);
  70     CFStringRef cfaccount = CFSTR("test@test.org");
  71
  72     CFMutableDictionaryRef changes = CFDictionaryCreateMutableForCFTypes(kCFAllocatorDefault);
  73
  74     SOSAccount* alice_account = CreateAccountForLocalChanges( CFSTR("Alice"), CFSTR("TestSource"));
  75     SOSAccount* bob_account = CreateAccountForLocalChanges(CFSTR("Bob"), CFSTR("TestSource"));
  76     SOSAccount* carole_account = CreateAccountForLocalChanges(CFSTR("Carole"), CFSTR("TestSource"));
  77
  78     ok(SOSAccountAssertUserCredentialsAndUpdate(bob_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
  79
  80     // Bob wins writing at this point, feed the changes back to alice.
  81     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
  82
  83     ok(SOSAccountAssertUserCredentialsAndUpdate(alice_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
  84     CFReleaseNull(error);
  85
  86     ok(SOSAccountAssertUserCredentialsAndUpdate(carole_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
  87     CFReleaseNull(error);
  88     ok(SOSAccountResetToOffering_wTxn(alice_account, &error), "Reset to offering (%@)", error);
  89     CFReleaseNull(error);
  90
  91     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
  92
  93     ok(SOSAccountJoinCircles_wTxn(bob_account, &error), "Bob Applies (%@)", error);
  94     CFReleaseNull(error);
  95     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
  96
  97     {
  98         CFArrayRef applicants = SOSAccountCopyApplicants(alice_account, &error);
  99
 100         ok(applicants && CFArrayGetCount(applicants) == 1, "See one applicant %@ (%@)", applicants, error);
 101         ok(SOSAccountAcceptApplicants(alice_account, applicants, &error), "Alice accepts (%@)", error);
 102         CFReleaseNull(error);
 103         CFReleaseNull(applicants);
 104     }
 105
 106     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 3, "updates");
 107
 108     accounts_agree("bob&alice pair", bob_account, alice_account);
 109
 110     /*----- normal join after restore -----*/
 111
 112     ok(SOSAccountJoinCirclesAfterRestore_wTxn(carole_account, &error), "Carole cloud identity joins (%@)", error);
 113     CFReleaseNull(error);
 114     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 115
 116     is(countApplicants(alice_account), 0, "See no applicants");
 117
 118     is(countPeers(carole_account), 3, "Carole sees 3 valid peers after sliding in");
 119
 120     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 121
 122     accounts_agree_internal("Carole's in", bob_account, alice_account, false);
 123     accounts_agree_internal("Carole's in - 2", bob_account, carole_account, false);
 124
 125     ok([carole_account.trust leaveCircle:carole_account err:&error], "Carol Leaves again");
 126     CFReleaseNull(error);
 127
 128     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
 129
 130     /*----- join - join after restore -----*/
 131
 132     ok(SOSAccountJoinCircles_wTxn(carole_account, &error), "Carole normally joins (%@)", error);
 133     CFReleaseNull(error);
 134
 135     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
 136
 137     is(countApplicants(alice_account), 1, "See one applicant");
 138
 139     ok(SOSAccountJoinCirclesAfterRestore_wTxn(carole_account, &error), "Carole cloud identity joins (%@)", error);
 140     CFReleaseNull(error);
 141
 142     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 143
 144
 145     is(countApplicants(alice_account), 0, "See no applicants");
 146
 147     is(countPeers(carole_account), 3, "Carole sees 3 valid peers after sliding in");
 148
 149     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 150
 151     accounts_agree_internal("Carole's in", bob_account, alice_account, false);
 152     accounts_agree_internal("Carole's in - 2", bob_account, carole_account, false);
 153
 154     /* Break iCloud identity FPI in all peers */
 155
 156     ok(purgeICloudIdentity(alice_account), "remove iCloud private key");
 157
 158     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 159
 160
 161     ok(SOSAccountAssertUserCredentialsAndUpdate(alice_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
 162     CFReleaseNull(error);
 163
 164     // fix this as if the timed event had triggered in handleUpdateCircles
 165     bool fixedIdentities = [alice_account.trust fixICloudIdentities:alice_account circle:alice_account.trust.trustedCircle];
 166     ok(fixedIdentities, "failed to fix icloud identity");
 167
 168     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 169
 170     ok([carole_account.trust leaveCircle:carole_account err:&error], "Carol Leaves again");
 171     CFReleaseNull(error);
 172
 173     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 174
 175     /*----- join - join after restore -----*/
 176
 177     ok(SOSAccountJoinCircles_wTxn(carole_account, &error), "Carole normally joins (%@)", error);
 178     CFReleaseNull(error);
 179
 180     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 2, "updates");
 181
 182     is(countApplicants(alice_account), 1, "See one applicant");
 183
 184     ok(SOSAccountJoinCirclesAfterRestore_wTxn(carole_account, &error), "Carole cloud identity joins (%@)", error);
 185     CFReleaseNull(error);
 186
 187     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 4, "updates");
 188
 189
 190     is(countApplicants(alice_account), 0, "See no applicants");
 191
 192     is(countPeers(carole_account), 3, "Carole sees 3 valid peers after sliding in");
 193
 194     is(ProcessChangesUntilNoChange(changes, alice_account, bob_account, carole_account, NULL), 1, "updates");
 195
 196     accounts_agree_internal("Carole's in", bob_account, alice_account, false);
 197     accounts_agree_internal("Carole's in - 2", bob_account, carole_account, false);
 198
 199     //join after piggybacking the icloud identity??
 200     CFMutableArrayRef identityArray = SOSAccountCopyiCloudIdentities(alice_account);
 201
 202     NSMutableArray *encodedIdenities = [NSMutableArray array];
 203     CFIndex i, count = CFArrayGetCount(identityArray);
 204     for (i = 0; i < count; i++) {
 205         SOSPeerInfoRef fpi = (SOSPeerInfoRef)CFArrayGetValueAtIndex(identityArray, i);
 206         NSData *data = CFBridgingRelease(SOSPeerInfoCopyData(fpi, NULL));
 207         if (data)
 208             [encodedIdenities addObject:data];
 209     }
 210
 211     //store in keychain as the piggy icloud
 212     [encodedIdenities enumerateObjectsUsingBlock:^(NSData *v_data, NSUInteger idx, BOOL *stop) {
 213
 214         NSMutableDictionary* query = [@{
 215                                         (id)kSecClass : (id)kSecClassKey,
 216                                         (id)kSecUseDataProtectionKeychain : @YES,
 217                                         (id)kSecAttrAccessGroup: @"com.apple.security.sos",
 218                                         (id)kSecAttrLabel : @"Cloud Identity - piggy",
 219                                         (id)kSecAttrSynchronizable : (id)kCFBooleanTrue,
 220                                         (id)kSecUseTombstones : (id)kCFBooleanTrue,
 221                                         (id)kSecValueData : v_data,
 222                                         } mutableCopy];
 223
 224         OSStatus status = SecItemAdd((__bridge CFDictionaryRef) query, NULL);
 225
 226         if(status == errSecDuplicateItem) {
 227             // Sure, okay, fine, we'll update.
 228             NSMutableDictionary* update = [@{
 229                                              (id)kSecValueData: v_data,
 230                                              } mutableCopy];
 231             query[(id)kSecValueData] = nil;
 232
 233             status = SecItemUpdate((__bridge CFDictionaryRef) query, (__bridge CFDictionaryRef)update);
 234             ok(status == 0, "Grabbed icloud identity from the keychain %@", error);
 235         }
 236     }];
 237
 238
 239     //now grab this grom the keychain
 240     NSMutableDictionary* query2 = [@{
 241                                     (id)kSecClass : (id)kSecClassKey,
 242                                     (id)kSecUseDataProtectionKeychain : @YES,
 243                                     (id)kSecAttrAccessGroup: @"com.apple.security.sos",
 244                                     (id)kSecAttrLabel : @"Cloud Identity - piggy",
 245                                     (id)kSecAttrSynchronizable : (id)kCFBooleanTrue,
 246                                     (id)kSecUseTombstones : (id)kCFBooleanTrue,
 247                                     (id)kSecReturnData : (id)kCFBooleanTrue,
 248                                     } mutableCopy];
 249     CFTypeRef result = NULL;
 250     OSStatus status = SecItemCopyMatching((__bridge CFDictionaryRef) query2, &result);
 251     ok(status == 0, "Grabbed icloud identity from the keychain %@", error);
 252     ok(result != NULL, "result from sec item copy matching query %@", error);
 253
 254     NSDictionary *keyAttributes = @{
 255                                     (__bridge id)kSecAttrKeyClass : (__bridge id)kSecAttrKeyClassPrivate,
 256                                     (__bridge id)kSecAttrKeyType : (__bridge id)kSecAttrKeyTypeEC,
 257                                     };
 258
 259
 260     SecKeyRef privKey = SecKeyCreateWithData(result, (__bridge CFDictionaryRef)keyAttributes, NULL);
 261
 262     ok(privKey != NULL, "Private key is NULL");
 263     SecKeyRef publicKey = SecKeyCreatePublicFromPrivate(privKey);
 264     ok(publicKey != NULL, "Private key is NULL");
 265
 266     CFDataRef public_key_hash = SecKeyCopyPublicKeyHash(publicKey);
 267     ok(public_key_hash != NULL, "hash is not null");
 268
 269     CFReleaseNull(publicKey);
 270
 271     SOSAccount* margaret_account = CreateAccountForLocalChanges(CFSTR("margaret"), CFSTR("TestSource"));
 272
 273     ok(SOSAccountAssertUserCredentialsAndUpdate(margaret_account, cfaccount, cfpassword, &error), "Credential setting (%@)", error);
 274     ok(SOSAccountJoinCirclesAfterRestore_wTxn(margaret_account, &error), "Carole cloud identity joins (%@)", error);
 275
 276     CFReleaseNull(identityArray);
 277     CFReleaseNull(changes);
 278     CFReleaseNull(error);
 279     CFReleaseNull(public_key_hash);
 280     CFReleaseNull(cfpassword);
 281     CFReleaseNull(privKey);
 282
 283     alice_account = nil;
 284     bob_account = nil;
 285     SOSTestCleanup();
 286 }
 287 #endif
 288
 289 int secd_60_account_cloud_identity(int argc, char *const *argv)
 290 {
 291 #if SOS_ENABLED
 292     plan_tests(159);
 293     secd_test_setup_temp_keychain(__FUNCTION__, NULL);
 294     tests();
 295 #else
 296     plan_tests(0);
 297 #endif
 298     return 0;
 299 }