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221 lines
14 KiB
Objective-C
Executable file
221 lines
14 KiB
Objective-C
Executable file
//
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// Copyright (c) 2017 Open Whisper Systems. All rights reserved.
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//
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NS_ASSUME_NONNULL_BEGIN
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// TODO: We probably don't need all of these levels.
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typedef NS_ENUM(NSUInteger, OWSAnalyticsSeverity) {
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// Info events are routine.
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//
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// It's safe to discard a large fraction of these events.
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OWSAnalyticsSeverityInfo = 1,
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// Error events should never be discarded.
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OWSAnalyticsSeverityError = 3,
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// Critical events are special. They are submitted immediately
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// and not persisted, since the database may not be working.
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OWSAnalyticsSeverityCritical = 4
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};
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// This is a placeholder. We don't yet serialize or transmit analytics events.
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//
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// If/when we take this on, we'll want to develop a solution that can be used
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// report user activity - especially serious bugs - without compromising user
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// privacy in any way. We must _never_ include any identifying information.
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@interface OWSAnalytics : NSObject
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// description: A non-empty string without any leading whitespace.
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// This should conform to our analytics event naming conventions.
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// "category_event_name", e.g. "database_error_no_database_file_found".
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// parameters: Optional.
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// If non-nil, the keys should all be non-empty NSStrings.
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// Values should be NSStrings or NSNumbers.
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+ (void)logEvent:(NSString *)eventName
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severity:(OWSAnalyticsSeverity)severity
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parameters:(nullable NSDictionary *)parameters
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location:(const char *)location
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line:(int)line;
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+ (void)appLaunchDidBegin;
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+ (void)appLaunchDidComplete;
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+ (long)orderOfMagnitudeOf:(long)value;
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@end
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typedef NSDictionary<NSString *, id> *_Nonnull (^OWSProdAssertParametersBlock)();
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#define kOWSAnalyticsParameterDescription @"description"
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#define kOWSAnalyticsParameterNSErrorDomain @"nserror_domain"
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#define kOWSAnalyticsParameterNSErrorCode @"nserror_code"
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#define kOWSAnalyticsParameterNSErrorDescription @"nserror_description"
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#define kOWSAnalyticsParameterNSExceptionName @"nsexception_name"
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#define kOWSAnalyticsParameterNSExceptionReason @"nsexception_reason"
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#define kOWSAnalyticsParameterNSExceptionClassName @"nsexception_classname"
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// We don't include the error description because it may have PII.
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#define AnalyticsParametersFromNSError(__nserror) \
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^{ \
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return (@{ \
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kOWSAnalyticsParameterNSErrorDomain : (__nserror.domain ?: @"unknown"), \
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kOWSAnalyticsParameterNSErrorCode : @(__nserror.code), \
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}); \
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}
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#define AnalyticsParametersFromNSException(__exception) \
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^{ \
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return (@{ \
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kOWSAnalyticsParameterNSExceptionName : (__exception.name ?: @"unknown"), \
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kOWSAnalyticsParameterNSExceptionReason : (__exception.reason ?: @"unknown"), \
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kOWSAnalyticsParameterNSExceptionClassName : \
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(__exception ? NSStringFromClass([__exception class]) : @"unknown"), \
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}); \
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}
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// These methods should be used to assert errors for which we want to fire analytics events.
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//
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// In production, returns __Value, the assert value, so that we can handle this case.
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// In debug builds, asserts.
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//
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// parametersBlock is of type OWSProdAssertParametersBlock.
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// The "C" variants (e.g. OWSProdAssert() vs. OWSProdCAssert() should be used in free functions,
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// where there is no self. They can also be used in blocks to avoid capturing a reference to self.
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#define OWSProdAssertWParamsTemplate(__value, __eventName, __parametersBlock, __assertMacro) \
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{ \
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if (!(BOOL)(__value)) { \
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NSDictionary<NSString *, id> *__eventParameters = (__parametersBlock ? __parametersBlock() : nil); \
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[DDLog flushLog]; \
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[OWSAnalytics logEvent:__eventName \
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severity:OWSAnalyticsSeverityError \
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parameters:__eventParameters \
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location:__PRETTY_FUNCTION__ \
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line:__LINE__]; \
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} \
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__assertMacro(__value); \
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return (BOOL)(__value); \
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}
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#define OWSProdAssertWParams(__value, __eventName, __parametersBlock) \
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OWSProdAssertWParamsTemplate(__value, __eventName, __parametersBlock, OWSAssert)
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#define OWSProdCAssertWParams(__value, __eventName, __parametersBlock) \
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OWSProdAssertWParamsTemplate(__value, __eventName, __parametersBlock, OWSCAssert)
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#define OWSProdAssert(__value, __eventName) OWSProdAssertWParams(__value, __eventName, nil)
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#define OWSProdCAssert(__value, __eventName) OWSProdCAssertWParams(__value, __eventName, nil)
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#define OWSProdFailWParamsTemplate(__eventName, __parametersBlock, __failMacro) \
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{ \
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NSDictionary<NSString *, id> *__eventParameters \
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= (__parametersBlock ? ((OWSProdAssertParametersBlock)__parametersBlock)() : nil); \
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[OWSAnalytics logEvent:__eventName \
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severity:OWSAnalyticsSeverityCritical \
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parameters:__eventParameters \
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location:__PRETTY_FUNCTION__ \
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line:__LINE__]; \
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__failMacro(__eventName); \
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}
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#define OWSProdFailWParams(__eventName, __parametersBlock) \
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OWSProdFailWParamsTemplate(__eventName, __parametersBlock, OWSFail)
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#define OWSProdCFailWParams(__eventName, __parametersBlock) \
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OWSProdFailWParamsTemplate(__eventName, __parametersBlock, OWSCFail)
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#define OWSProdFail(__eventName) OWSProdFailWParams(__eventName, nil)
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#define OWSProdCFail(__eventName) OWSProdCFailWParams(__eventName, nil)
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// The debug logs can be more verbose than the analytics events.
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//
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// In this case `debugDescription` is valuable enough to
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// log but too dangerous to include in the analytics event.
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#define OWSProdFailWNSError(__eventName, __nserror) \
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{ \
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DDLogError(@"%s:%d %@: %@", __PRETTY_FUNCTION__, __LINE__, __eventName, __nserror.debugDescription); \
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OWSProdFailWParams(__eventName, AnalyticsParametersFromNSError(__nserror)) \
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}
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// The debug logs can be more verbose than the analytics events.
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//
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// In this case `exception` is valuable enough to
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// log but too dangerous to include in the analytics event.
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#define OWSProdFailWNSException(__eventName, __exception) \
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{ \
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DDLogError(@"%s:%d %@: %@", __PRETTY_FUNCTION__, __LINE__, __eventName, __exception); \
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OWSProdFailWParams(__eventName, AnalyticsParametersFromNSException(__exception)) \
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}
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#define OWSProdCFail(__eventName) OWSProdCFailWParams(__eventName, nil)
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#define OWSProdEventWParams(__severityLevel, __eventName, __parametersBlock) \
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{ \
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NSDictionary<NSString *, id> *__eventParameters \
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= (__parametersBlock ? ((OWSProdAssertParametersBlock)__parametersBlock)() : nil); \
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[OWSAnalytics logEvent:__eventName \
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severity:__severityLevel \
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parameters:__eventParameters \
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location:__PRETTY_FUNCTION__ \
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line:__LINE__]; \
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}
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#pragma mark - Info Events
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#define OWSProdInfoWParams(__eventName, __parametersBlock) \
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OWSProdEventWParams(OWSAnalyticsSeverityInfo, __eventName, __parametersBlock)
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#define OWSProdInfo(__eventName) OWSProdEventWParams(OWSAnalyticsSeverityInfo, __eventName, nil)
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#pragma mark - Error Events
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#define OWSProdErrorWParams(__eventName, __parametersBlock) \
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OWSProdEventWParams(OWSAnalyticsSeverityError, __eventName, __parametersBlock)
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#define OWSProdError(__eventName) OWSProdEventWParams(OWSAnalyticsSeverityError, __eventName, nil)
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// The debug logs can be more verbose than the analytics events.
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//
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// In this case `debugDescription` is valuable enough to
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// log but too dangerous to include in the analytics event.
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#define OWSProdErrorWNSError(__eventName, __nserror) \
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{ \
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DDLogError(@"%s:%d %@: %@", __PRETTY_FUNCTION__, __LINE__, __eventName, __nserror.debugDescription); \
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OWSProdErrorWParams(__eventName, AnalyticsParametersFromNSError(__nserror)) \
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}
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// The debug logs can be more verbose than the analytics events.
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//
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// In this case `exception` is valuable enough to
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// log but too dangerous to include in the analytics event.
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#define OWSProdErrorWNSException(__eventName, __exception) \
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{ \
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DDLogError(@"%s:%d %@: %@", __PRETTY_FUNCTION__, __LINE__, __eventName, __exception); \
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OWSProdErrorWParams(__eventName, AnalyticsParametersFromNSException(__exception)) \
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}
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#pragma mark - Critical Events
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#define OWSProdCriticalWParams(__eventName, __parametersBlock) \
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OWSProdEventWParams(OWSAnalyticsSeverityCritical, __eventName, __parametersBlock)
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#define OWSProdCritical(__eventName) OWSProdEventWParams(OWSAnalyticsSeverityCritical, __eventName, nil)
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#define OWSProdCriticalWNSError(__eventName, __nserror) \
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{ \
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DDLogError(@"%s:%d %@: %@", __PRETTY_FUNCTION__, __LINE__, __eventName, __nserror.debugDescription); \
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OWSProdCriticalWParams(__eventName, AnalyticsParametersFromNSError(__nserror)) \
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}
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// The debug logs can be more verbose than the analytics events.
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//
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// In this case `exception` is valuable enough to
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// log but too dangerous to include in the analytics event.
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#define OWSProdCriticalWNSException(__eventName, __exception) \
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{ \
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DDLogError(@"%s:%d %@: %@", __PRETTY_FUNCTION__, __LINE__, __eventName, __exception); \
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OWSProdCriticalWParams(__eventName, AnalyticsParametersFromNSException(__exception)) \
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}
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NS_ASSUME_NONNULL_END
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