keychain/ot/OTTriggerEscrowUpdateOperation.m

   1 /*
   2  * Copyright (c) 2018 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 #if OCTAGON
  25
  26 #import "keychain/ot/OTTriggerEscrowUpdateOperation.h"
  27 #import "keychain/ot/OTOperationDependencies.h"
  28 #import "keychain/ot/ObjCImprovements.h"
  29 #import "keychain/TrustedPeersHelper/TrustedPeersHelperProtocol.h"
  30
  31 @interface OTTriggerEscrowUpdateOperation ()
  32 @property OTOperationDependencies* deps;
  33 @property NSOperation* finishedOp;
  34 @end
  35
  36 @implementation OTTriggerEscrowUpdateOperation
  37 @synthesize intendedState = _intendedState;
  38 @synthesize nextState = _nextState;
  39
  40 - (instancetype)initWithDependencies:(OTOperationDependencies*)dependencies
  41                        intendedState:(OctagonState*)intendedState
  42                            errorState:(OctagonState*)errorState
  43 {
  44     if((self = [super init])) {
  45         _deps = dependencies;
  46         _intendedState = intendedState;
  47         _nextState = errorState;
  48     }
  49     return self;
  50 }
  51
  52 - (void)groupStart
  53 {
  54     secnotice("octagon", "Triggering escrow update");
  55
  56     self.finishedOp = [[NSOperation alloc] init];
  57     [self dependOnBeforeGroupFinished:self.finishedOp];
  58
  59
  60     NSError* error = nil;
  61     id<SecEscrowRequestable> request = [self.deps.escrowRequestClass request:&error];
  62     if(!request || error) {
  63         secnotice("octagon-sos", "Unable to acquire a EscrowRequest object: %@", error);
  64         [self runBeforeGroupFinished:self.finishedOp];
  65         self.error = error;
  66         return;
  67     }
  68
  69     [request triggerEscrowUpdate:@"octagon-sos" error:&error];
  70     [[CKKSAnalytics logger] logResultForEvent:OctagonEventUpgradeSilentEscrow hardFailure:true result:error];
  71
  72     if(error) {
  73         secnotice("octagon-sos", "Unable to request silent escrow update: %@", error);
  74         self.error = error;
  75     } else{
  76         secnotice("octagon-sos", "Requested silent escrow update");
  77         self.nextState = self.intendedState;
  78     }
  79     [self runBeforeGroupFinished:self.finishedOp];
  80 }
  81
  82 @end
  83
  84 #endif // OCTAGON
  85