skylab/MasterPassword
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Fix the main thread lock-up detector across background events.

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This commit is contained in:
Maarten Billemont
2017-06-06 22:10:02 -04:00
parent cfcc5287db
commit 738ad197b2
4 changed files with 56 additions and 59 deletions
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99
platform-darwin/Source/iOS/MPiOSAppDelegate.m
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@@ -21,11 +21,10 @@
#import "MPAppDelegate_Store.h"
#import "MPStoreViewController.h"
#define MP_HANG_TIME_MAIN 3 // s
@interface MPiOSAppDelegate()<UIDocumentInteractionControllerDelegate>
@property(nonatomic, strong) UIDocumentInteractionController *interactionController;
@property(nonatomic, strong) PearlHangDetector *hangDetector;
@end
@@ -37,7 +36,7 @@
dispatch_once( &once, ^{
[PearlLogger get].historyLevel = [[MPiOSConfig get].traceMode boolValue]? PearlLogLevelTrace: PearlLogLevelInfo;
#ifdef DEBUG
[PearlLogger get].printLevel = PearlLogLevelDebug; //Trace;
[PearlLogger get].printLevel = PearlLogLevelTrace;
#else
[PearlLogger get].printLevel = [[MPiOSConfig get].traceMode boolValue]? PearlLogLevelDebug: PearlLogLevelInfo;
#endif
@@ -76,7 +75,11 @@
}
#endif
[self installHangDetector];
[self.hangDetector = [[PearlHangDetector alloc] initWithHangAction:^(NSTimeInterval hangTime) {
MPError( [NSError errorWithDomain:MPErrorDomain code:MPErrorHangCode userInfo:@{
@"time": @(hangTime)
}], @"Timeout waiting for main thread after %fs.", hangTime );
}] start];
}
@catch (id exception) {
err( @"During Analytics Setup: %@", exception );
@@ -143,31 +146,6 @@
return YES;
}
- (void)installHangDetector {
__block NSDate *latestPing = [NSDate date];
__block __weak VoidBlock wPingOp, wPongOp;
VoidBlock pingOp = ^{
latestPing = [NSDate date];
dispatch_after( dispatch_time( DISPATCH_TIME_NOW, 100 * NSEC_PER_MSEC ), dispatch_get_main_queue(), wPingOp );
}, pongOp = ^{
NSTimeInterval hangTime = -[latestPing timeIntervalSinceNow];
if (hangTime > MP_HANG_TIME_MAIN) {
MPError( [NSError errorWithDomain:MPErrorDomain code:MPErrorHangCode userInfo:@{
@"time": @(hangTime)
}], @"Timeout waiting for main thread after %fs.", hangTime );
}
else
dbg( @"hangTime=%f", hangTime );
dispatch_after( dispatch_time( DISPATCH_TIME_NOW, NSEC_PER_SEC ), dispatch_get_global_queue( QOS_CLASS_BACKGROUND, 0 ), wPongOp );
};
(wPingOp = pingOp)();
(wPongOp = pongOp)();
}
- (BOOL)application:(UIApplication *)application openURL:(NSURL *)url
sourceApplication:(NSString *)sourceApplication annotation:(id)annotation {
@@ -257,6 +235,40 @@
[activityOverlay cancelOverlayAnimated:YES];
}
- (void)applicationWillEnterForeground:(UIApplication *)application {
inf( @"Will foreground" );
[super applicationWillEnterForeground:application];
[self.hangDetector start];
}
- (void)applicationDidBecomeActive:(UIApplication *)application {
inf( @"Re-activated" );
[[NSNotificationCenter defaultCenter] postNotificationName:MPCheckConfigNotification object:nil];
PearlNotMainQueue( ^{
NSString *importHeader = @"# Master Password site export";
NSString *importedSitesString = [UIPasteboard generalPasteboard].string;
if ([importedSitesString length] > [importHeader length] &&
[[importedSitesString substringToIndex:[importHeader length]] isEqualToString:importHeader])
[PearlAlert showAlertWithTitle:@"Import Sites?" message:
@"We've detected Master Password import sites on your pasteboard, would you like to import them?"
viewStyle:UIAlertViewStyleDefault initAlert:nil
tappedButtonBlock:^(UIAlertView *alert, NSInteger buttonIndex) {
if (buttonIndex == [alert cancelButtonIndex])
return;
[self importSites:importedSitesString];
[UIPasteboard generalPasteboard].string = @"";
} cancelTitle:@"No" otherTitles:@"Import Sites", nil];
} );
[super applicationDidBecomeActive:application];
}
- (void)applicationDidReceiveMemoryWarning:(UIApplication *)application {
inf( @"Received memory warning." );
@@ -266,10 +278,12 @@
- (void)applicationDidEnterBackground:(UIApplication *)application {
inf( @"Will background" );
inf( @"Did background" );
if (![[MPiOSConfig get].rememberLogin boolValue])
[self signOutAnimated:NO];
[self.hangDetector stop];
// self.task = [application beginBackgroundTaskWithExpirationHandler:^{
// [application endBackgroundTask:self.task];
// dbg( @"background expiring" );
@@ -311,31 +325,6 @@
[super applicationDidEnterBackground:application];
}
- (void)applicationDidBecomeActive:(UIApplication *)application {
inf( @"Re-activated" );
[[NSNotificationCenter defaultCenter] postNotificationName:MPCheckConfigNotification object:nil];
PearlNotMainQueue( ^{
NSString *importHeader = @"# Master Password site export";
NSString *importedSitesString = [UIPasteboard generalPasteboard].string;
if ([importedSitesString length] > [importHeader length] &&
[[importedSitesString substringToIndex:[importHeader length]] isEqualToString:importHeader])
[PearlAlert showAlertWithTitle:@"Import Sites?" message:
@"We've detected Master Password import sites on your pasteboard, would you like to import them?"
viewStyle:UIAlertViewStyleDefault initAlert:nil
tappedButtonBlock:^(UIAlertView *alert, NSInteger buttonIndex) {
if (buttonIndex == [alert cancelButtonIndex])
return;
[self importSites:importedSitesString];
[UIPasteboard generalPasteboard].string = @"";
} cancelTitle:@"No" otherTitles:@"Import Sites", nil];
} );
[super applicationDidBecomeActive:application];
}
#pragma mark - Behavior
- (void)showFeedbackWithLogs:(BOOL)logs forVC:(UIViewController *)viewController {