mirror of
https://github.com/google/app-check
synced 2026-11-09 22:05:52 +05:45
125 lines
4.4 KiB
Objective-C
125 lines
4.4 KiB
Objective-C
/*
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* Copyright 2020 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#import "AppCheckCore/Sources/Public/AppCheckCore/GACAppCheckDebugProvider.h"
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#if __has_include(<FBLPromises/FBLPromises.h>)
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#import <FBLPromises/FBLPromises.h>
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#else
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#import "FBLPromises.h"
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#endif
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#import "AppCheckCore/Sources/Core/APIService/GACAppCheckAPIService.h"
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#import "AppCheckCore/Sources/Core/GACAppCheckLogger+Internal.h"
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#import "AppCheckCore/Sources/DebugProvider/API/GACAppCheckDebugProviderAPIService.h"
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#import "AppCheckCore/Sources/Public/AppCheckCore/GACAppCheckErrors.h"
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#import "AppCheckCore/Sources/Public/AppCheckCore/GACAppCheckToken.h"
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NS_ASSUME_NONNULL_BEGIN
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// TODO(andrewheard): Parameterize the following Firebase-specific keys.
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// FIREBASE_APP_CHECK_ONLY_BEGIN
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static NSString *const kDebugTokenEnvKey = @"FIRAAppCheckDebugToken";
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static NSString *const kDebugTokenUserDefaultsKey = @"FIRAAppCheckDebugToken";
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// FIREBASE_APP_CHECK_ONLY_END
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@interface GACAppCheckDebugProvider ()
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@property(nonatomic, readonly) id<GACAppCheckDebugProviderAPIServiceProtocol> APIService;
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@end
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@implementation GACAppCheckDebugProvider
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- (instancetype)initWithAPIService:(id<GACAppCheckDebugProviderAPIServiceProtocol>)APIService {
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self = [super init];
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if (self) {
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_APIService = APIService;
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}
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return self;
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}
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- (instancetype)initWithStorageID:(NSString *)storageID
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resourceName:(NSString *)resourceName
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APIKey:(nullable NSString *)APIKey
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requestHooks:(nullable NSArray<GACAppCheckAPIRequestHook> *)requestHooks {
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NSURLSession *URLSession = [NSURLSession
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sessionWithConfiguration:[NSURLSessionConfiguration ephemeralSessionConfiguration]];
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GACAppCheckAPIService *APIService =
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[[GACAppCheckAPIService alloc] initWithURLSession:URLSession
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baseURL:nil
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APIKey:APIKey
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requestHooks:requestHooks];
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GACAppCheckDebugProviderAPIService *debugAPIService =
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[[GACAppCheckDebugProviderAPIService alloc] initWithAPIService:APIService
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resourceName:resourceName];
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return [self initWithAPIService:debugAPIService];
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}
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- (NSString *)currentDebugToken {
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NSString *envVariableValue = [[NSProcessInfo processInfo] environment][kDebugTokenEnvKey];
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if (envVariableValue.length > 0) {
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return envVariableValue;
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} else {
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return [self localDebugToken];
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}
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}
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- (NSString *)localDebugToken {
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return [self storedDebugToken] ?: [self generateAndStoreDebugToken];
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}
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- (nullable NSString *)storedDebugToken {
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return [[NSUserDefaults standardUserDefaults] stringForKey:kDebugTokenUserDefaultsKey];
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}
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- (void)storeDebugToken:(nullable NSString *)token {
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[[NSUserDefaults standardUserDefaults] setObject:token forKey:kDebugTokenUserDefaultsKey];
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}
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- (NSString *)generateAndStoreDebugToken {
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NSString *token = [NSUUID UUID].UUIDString;
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[self storeDebugToken:token];
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return token;
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}
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#pragma mark - GACAppCheckProvider
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- (void)getTokenWithCompletion:(void (^)(GACAppCheckToken *_Nullable token,
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NSError *_Nullable error))handler {
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[FBLPromise do:^NSString * {
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return [self currentDebugToken];
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}]
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.then(^FBLPromise<GACAppCheckToken *> *(NSString *debugToken) {
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return [self.APIService appCheckTokenWithDebugToken:debugToken];
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})
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.then(^id(GACAppCheckToken *appCheckToken) {
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handler(appCheckToken, nil);
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return nil;
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})
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.catch(^void(NSError *error) {
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NSString *logMessage = [NSString
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stringWithFormat:@"Failed to exchange debug token to app check token: %@", error];
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GACAppCheckLogDebug(GACLoggerAppCheckMessageDebugProviderFailedExchange, logMessage);
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handler(nil, error);
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});
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}
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@end
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NS_ASSUME_NONNULL_END
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