92 lines
2.6 KiB
Objective-C
92 lines
2.6 KiB
Objective-C
//
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// DebugLogger.m
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// Signal
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//
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// Created by Frederic Jacobs on 08/08/14.
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// Copyright (c) 2014 Open Whisper Systems. All rights reserved.
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//
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#import "DebugLogger.h"
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#pragma mark Logging - Production logging wants us to write some logs to a file in case we need it for debugging.
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#import <CocoaLumberjack/DDTTYLogger.h>
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@interface DebugLogger ()
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@end
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@implementation DebugLogger
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+ (instancetype)sharedLogger {
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static DebugLogger *sharedManager = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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sharedManager = [self new];
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});
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return sharedManager;
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}
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- (void)enableFileLogging {
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self.fileLogger = [[DDFileLogger alloc]
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init]; // Logging to file, because it's in the Cache folder, they are not uploaded in iTunes/iCloud backups.
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self.fileLogger.rollingFrequency = 60 * 60 * 24; // 24 hour rolling.
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self.fileLogger.logFileManager.maximumNumberOfLogFiles = 3; // Keep three days of logs.
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[DDLog addLogger:self.fileLogger];
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}
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- (void)disableFileLogging {
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[DDLog removeLogger:self.fileLogger];
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self.fileLogger = nil;
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}
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- (void)enableTTYLogging {
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[DDLog addLogger:DDTTYLogger.sharedInstance];
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}
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- (void)wipeLogs {
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BOOL reenableLogging = (self.fileLogger ? YES : NO);
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NSError *error;
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NSArray *logsPath = self.fileLogger.logFileManager.unsortedLogFilePaths;
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if (reenableLogging) {
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[self disableFileLogging];
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}
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for (NSUInteger i = 0; i < logsPath.count; i++) {
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[[NSFileManager defaultManager] removeItemAtPath:[logsPath objectAtIndex:i] error:&error];
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}
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if (error) {
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DDLogError(@"Logs couldn't be removed. %@", error.description);
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}
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if (reenableLogging) {
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[self enableFileLogging];
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}
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}
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- (NSString *)logsDirectory {
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NSArray *paths = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES);
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NSString *baseDir = ([paths count] > 0) ? [paths objectAtIndex:0] : nil;
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NSString *logsDirectory = [baseDir stringByAppendingPathComponent:@"Logs"];
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if (![[NSFileManager defaultManager] fileExistsAtPath:logsDirectory]) {
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NSError *error;
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[[NSFileManager defaultManager] createDirectoryAtPath:logsDirectory
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withIntermediateDirectories:YES
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attributes:nil
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error:nil];
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if (error) {
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DDLogError(@"Log folder couldn't be created. %@", error.description);
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}
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}
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return logsDirectory;
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}
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@end
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