Files
firebase-ios-sdk/FirebaseAppCheck/Sources/DebugProvider/FIRAppCheckDebugProvider.m
T
Nick Cooke 3d4b0f429e [Heartbeat Logging] Migrate AppCheck from using FIRHeartbeatInfo to FIRHeartbeatLogger (#9530)
* Integrate AppCheck with FIRHeartbeatLogger

* Fix comment typo

* Fix CI

* [will revert] debug why HeartbeatLoggingTestUtils.podspec is linted?

* Revert "[will revert] debug why HeartbeatLoggingTestUtils.podspec is linted?"

This reverts commit 25a79874d8.

* Change visibility of shim class

* Fix CI

* [skip ci] Review
2022-03-30 16:18:41 -04:00

131 lines
4.7 KiB
Objective-C

/*
* Copyright 2020 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#import "FirebaseAppCheck/Sources/Public/FirebaseAppCheck/FIRAppCheckDebugProvider.h"
#if __has_include(<FBLPromises/FBLPromises.h>)
#import <FBLPromises/FBLPromises.h>
#else
#import "FBLPromises.h"
#endif
#import "FirebaseAppCheck/Sources/Core/APIService/FIRAppCheckAPIService.h"
#import "FirebaseAppCheck/Sources/Core/FIRAppCheckLogger.h"
#import "FirebaseAppCheck/Sources/Core/FIRAppCheckValidator.h"
#import "FirebaseAppCheck/Sources/DebugProvider/API/FIRAppCheckDebugProviderAPIService.h"
#import "FirebaseAppCheck/Sources/Public/FirebaseAppCheck/FIRAppCheckToken.h"
#import "FirebaseCore/Extension/FirebaseCoreInternal.h"
NS_ASSUME_NONNULL_BEGIN
static NSString *const kDebugTokenEnvKey = @"FIRAAppCheckDebugToken";
static NSString *const kDebugTokenUserDefaultsKey = @"FIRAAppCheckDebugToken";
@interface FIRAppCheckDebugProvider ()
@property(nonatomic, readonly) id<FIRAppCheckDebugProviderAPIServiceProtocol> APIService;
@end
@implementation FIRAppCheckDebugProvider
- (instancetype)initWithAPIService:(id<FIRAppCheckDebugProviderAPIServiceProtocol>)APIService {
self = [super init];
if (self) {
_APIService = APIService;
}
return self;
}
- (nullable instancetype)initWithApp:(FIRApp *)app {
NSArray<NSString *> *missingOptionsFields =
[FIRAppCheckValidator tokenExchangeMissingFieldsInOptions:app.options];
if (missingOptionsFields.count > 0) {
FIRLogError(kFIRLoggerAppCheck, kFIRLoggerAppCheckMessageDebugProviderIncompleteFIROptions,
@"Cannot instantiate `FIRAppCheckDebugProvider` for app: %@. The following "
@"`FirebaseOptions` fields are missing: %@",
app.name, [missingOptionsFields componentsJoinedByString:@", "]);
return nil;
}
NSURLSession *URLSession = [NSURLSession
sessionWithConfiguration:[NSURLSessionConfiguration ephemeralSessionConfiguration]];
FIRAppCheckAPIService *APIService =
[[FIRAppCheckAPIService alloc] initWithURLSession:URLSession
APIKey:app.options.APIKey
appID:app.options.googleAppID
heartbeatLogger:app.heartbeatLogger];
FIRAppCheckDebugProviderAPIService *debugAPIService =
[[FIRAppCheckDebugProviderAPIService alloc] initWithAPIService:APIService
projectID:app.options.projectID
appID:app.options.googleAppID];
return [self initWithAPIService:debugAPIService];
}
- (NSString *)currentDebugToken {
NSString *envVariableValue = [[NSProcessInfo processInfo] environment][kDebugTokenEnvKey];
if (envVariableValue.length > 0) {
return envVariableValue;
} else {
return [self localDebugToken];
}
}
- (NSString *)localDebugToken {
return [self storedDebugToken] ?: [self generateAndStoreDebugToken];
}
- (nullable NSString *)storedDebugToken {
return [[NSUserDefaults standardUserDefaults] stringForKey:kDebugTokenUserDefaultsKey];
}
- (void)storeDebugToken:(nullable NSString *)token {
[[NSUserDefaults standardUserDefaults] setObject:token forKey:kDebugTokenUserDefaultsKey];
}
- (NSString *)generateAndStoreDebugToken {
NSString *token = [NSUUID UUID].UUIDString;
[self storeDebugToken:token];
return token;
}
#pragma mark - FIRAppCheckProvider
- (void)getTokenWithCompletion:(void (^)(FIRAppCheckToken *_Nullable token,
NSError *_Nullable error))handler {
[FBLPromise do:^NSString * {
return [self currentDebugToken];
}]
.then(^FBLPromise<FIRAppCheckToken *> *(NSString *debugToken) {
return [self.APIService appCheckTokenWithDebugToken:debugToken];
})
.then(^id(FIRAppCheckToken *appCheckToken) {
handler(appCheckToken, nil);
return nil;
})
.catch(^void(NSError *error) {
FIRAppCheckDebugLog(kFIRLoggerAppCheckMessageDebugProviderFailedExchange,
@"Failed to exchange debug token to app check token: %@", error);
handler(nil, error);
});
}
@end
NS_ASSUME_NONNULL_END