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44 lines
1.8 KiB
Objective-C
44 lines
1.8 KiB
Objective-C
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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#import "OWSScrubbingLogFormatter.h"
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NS_ASSUME_NONNULL_BEGIN
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@implementation OWSScrubbingLogFormatter
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- (NSString *__nullable)formatLogMessage:(DDLogMessage *)logMessage
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{
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NSString *logString = [super formatLogMessage:logMessage];
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NSRegularExpression *phoneRegex =
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[NSRegularExpression regularExpressionWithPattern:@"\\+\\d{7,12}(\\d{3})"
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options:NSRegularExpressionCaseInsensitive
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error:nil];
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logString = [phoneRegex stringByReplacingMatchesInString:logString
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options:0
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range:NSMakeRange(0, [logString length])
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withTemplate:@"[ REDACTED_PHONE_NUMBER:xxx$1 ]"];
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// We capture only the first two characters of the hex string for logging.
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// example log line: "Called someFunction with nsData: <01234567 89abcdef>"
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// scrubbed output: "Called someFunction with nsData: [ REDACTED_DATA:01 ]"
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NSRegularExpression *dataRegex =
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[NSRegularExpression regularExpressionWithPattern:@"<([\\da-f]{2})[\\da-f]{6}( [\\da-f]{8})*>"
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options:NSRegularExpressionCaseInsensitive
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error:nil];
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logString = [dataRegex stringByReplacingMatchesInString:logString
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options:0
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range:NSMakeRange(0, [logString length])
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withTemplate:@"[ REDACTED_DATA:$1... ]"];
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return logString;
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}
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@end
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NS_ASSUME_NONNULL_END
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