mirror of
https://github.com/firebase/firebase-ios-sdk
synced 2026-11-09 22:36:01 +05:45
92 lines
3.6 KiB
Objective-C
92 lines
3.6 KiB
Objective-C
// 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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#import "FirebasePerformance/Sources/Loggers/FPRGDTCCLogger.h"
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#import "FirebasePerformance/Sources/Loggers/FPRGDTCCLogger_Private.h"
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#import "FirebasePerformance/Sources/Configurations/FPRConfigurations.h"
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#import "FirebasePerformance/Sources/Loggers/FPRGDTEvent.h"
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#import "FirebasePerformance/Sources/Loggers/FPRGDTLogSampler.h"
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#import "FirebasePerformance/Sources/Loggers/FPRGDTRateLimiter.h"
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#import "GoogleDataTransport/GDTCORLibrary/Internal/GoogleDataTransportInternal.h"
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#import "FirebasePerformance/ProtoSupport/PerfMetric.pbobjc.h"
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@implementation FPRGDTCCLogger
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- (instancetype)initWithLogSource:(NSInteger)logSource {
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if (self = [super init]) {
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_logSource = logSource;
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_queue = dispatch_queue_create("com.google.FPRGDTCCLogger", DISPATCH_QUEUE_SERIAL);
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_configurations = [FPRConfigurations sharedInstance];
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FPRGDTLogSampler *logSampler = [[FPRGDTLogSampler alloc] init];
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FPRGDTRateLimiter *rateLimiter = [[FPRGDTRateLimiter alloc] init];
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_gdtcctTransport = [[GDTCORTransport alloc] initWithMappingID:@(logSource).stringValue
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transformers:@[ logSampler, rateLimiter ]
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target:kGDTCORTargetCCT];
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_gdtfllTransport = [[GDTCORTransport alloc] initWithMappingID:@(logSource).stringValue
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transformers:@[ logSampler, rateLimiter ]
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target:kGDTCORTargetFLL];
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_isSimulator = NO;
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// If app is running on simulator, environment variable SIMULATOR_UDID exists.
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// Otherwise, SIMULATOR_UDID is not provided when app is running on real device.
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// For development, developers can dispatch performance events immediately if
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// they are running app on simulator, so it can expedite development process.
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if ([[[NSProcessInfo processInfo] environment] objectForKey:@"SIMULATOR_UDID"]) {
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_isSimulator = YES;
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}
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_instanceSeed = -1.0; // -1.0 means instanceSeed has not been computed.
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}
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return self;
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}
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- (void)logEvent:(FPRMSGPerfMetric *)event {
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GDTCORTransport *eventTransporter = self.gdtcctTransport;
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if ([self shouldSendEventToFll:event]) {
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eventTransporter = self.gdtfllTransport;
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}
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dispatch_async(self.queue, ^{
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GDTCOREvent *gdtEvent = [eventTransporter eventForTransport];
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if (self.isSimulator) {
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gdtEvent.qosTier = GDTCOREventQoSFast;
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} else {
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gdtEvent.qosTier = GDTCOREventQosDefault;
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}
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gdtEvent.dataObject = [FPRGDTEvent gdtEventForPerfMetric:event];
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[eventTransporter sendDataEvent:gdtEvent];
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});
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}
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- (BOOL)shouldSendEventToFll:(FPRMSGPerfMetric *)event {
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return ([self.configurations fllTransportPercentage] >= [self instanceSeedForEvent:event]);
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}
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- (float)instanceSeedForEvent:(FPRMSGPerfMetric *)event {
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if (_instanceSeed == -1.0) {
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// Seed is a float value with range [1 - 100].
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_instanceSeed = (float)([event.applicationInfo.appInstanceId hash] % 100 + 1);
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}
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return _instanceSeed;
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}
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@end
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