mirror of
https://github.com/yuzu-emu/breakpad.git
synced 2024-11-24 06:25:46 +01:00
Mitigate upload failure when app is backgrounded.
iOS closes an app’s network connections when the app is backgrounded. This can cause an in-progress upload request to fail. We can mitigate this by requesting additional background execution time using the `UIApplication` background task APIs. BUG=b:130302235 Change-Id: Ifd8e14ca82c736ad7dd60dcdd0d4bbcabb76f5ad Signed-off-by: Darren Mo <darrenmo@google.com> Reviewed-on: https://chromium-review.googlesource.com/c/breakpad/breakpad/+/2251020 Reviewed-by: Mark Mentovai <mark@chromium.org>
This commit is contained in:
Darren Mo
Mark Mentovai
parent
dbbdf05740
commit
7ba29f4a36
@ -59,6 +59,8 @@
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AACBBE4A0F95108600F1A2B1 /* Foundation.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = AACBBE490F95108600F1A2B1 /* Foundation.framework */; };
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CF6D547D1F9E6FFE00E95174 /* long_string_dictionary.cc in Sources */ = {isa = PBXBuildFile; fileRef = CF6D547C1F9E6FFE00E95174 /* long_string_dictionary.cc */; };
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CF706DC11F7C6EFB002C54C7 /* long_string_dictionary.h in Headers */ = {isa = PBXBuildFile; fileRef = CF706DC01F7C6EFB002C54C7 /* long_string_dictionary.h */; };
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E69213D8265202570071B04F /* HTTPRequest.h in Headers */ = {isa = PBXBuildFile; fileRef = E69213D6265202570071B04F /* HTTPRequest.h */; };
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E69213D9265202570071B04F /* HTTPRequest.m in Sources */ = {isa = PBXBuildFile; fileRef = E69213D7265202570071B04F /* HTTPRequest.m */; };
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/* End PBXBuildFile section */
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/* Begin PBXFileReference section */
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@ -116,6 +118,8 @@
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CF6D547C1F9E6FFE00E95174 /* long_string_dictionary.cc */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = long_string_dictionary.cc; sourceTree = "<group>"; };
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CF706DC01F7C6EFB002C54C7 /* long_string_dictionary.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = long_string_dictionary.h; sourceTree = "<group>"; };
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D2AAC07E0554694100DB518D /* libBreakpad.a */ = {isa = PBXFileReference; explicitFileType = archive.ar; includeInIndex = 0; path = libBreakpad.a; sourceTree = BUILT_PRODUCTS_DIR; };
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E69213D6265202570071B04F /* HTTPRequest.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HTTPRequest.h; sourceTree = "<group>"; };
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E69213D7265202570071B04F /* HTTPRequest.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = HTTPRequest.m; sourceTree = "<group>"; };
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/* End PBXFileReference section */
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/* Begin PBXFrameworksBuildPhase section */
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@ -289,6 +293,8 @@
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children = (
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16C7CC88147D4A4300776EAD /* GTMLogger.h */,
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16C7CC89147D4A4300776EAD /* GTMLogger.m */,
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E69213D6265202570071B04F /* HTTPRequest.h */,
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E69213D7265202570071B04F /* HTTPRequest.m */,
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16C7CC8A147D4A4300776EAD /* HTTPMultipartUpload.h */,
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16C7CC8B147D4A4300776EAD /* HTTPMultipartUpload.m */,
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16C7CC93147D4A4300776EAD /* file_id.cc */,
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@ -335,6 +341,7 @@
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16C7CE1A147D4A4300776EAD /* minidump_file_writer.h in Headers */,
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16C7CE41147D4A4300776EAD /* convert_UTF.h in Headers */,
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16C7CE78147D4A4300776EAD /* GTMLogger.h in Headers */,
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E69213D8265202570071B04F /* HTTPRequest.h in Headers */,
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16C7CE7A147D4A4300776EAD /* HTTPMultipartUpload.h in Headers */,
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16C7CE84147D4A4300776EAD /* file_id.h in Headers */,
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16C7CE86147D4A4300776EAD /* macho_id.h in Headers */,
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@ -416,6 +423,7 @@
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buildActionMask = 2147483647;
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files = (
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16C7CCCD147D4A4300776EAD /* Breakpad.mm in Sources */,
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E69213D9265202570071B04F /* HTTPRequest.m in Sources */,
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16C7CDE9147D4A4300776EAD /* ConfigFile.mm in Sources */,
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16C7CDF5147D4A4300776EAD /* breakpad_nlist_64.cc in Sources */,
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16C7CDF7147D4A4300776EAD /* dynamic_images.cc in Sources */,
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@ -32,8 +32,26 @@
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#include <Availability.h>
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#include <AvailabilityMacros.h>
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#if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && defined(__IPHONE_7_0) && \
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__IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_7_0)
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#import <UIKit/UIKit.h>
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#define HAS_BACKGROUND_TASK_API 1
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#else
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#define HAS_BACKGROUND_TASK_API 0
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#endif
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#import "encoding_util.h"
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#if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && defined(__IPHONE_7_0) && \
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__IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_7_0) || \
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(defined(MAC_OS_X_VERSION_MIN_REQUIRED) && \
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defined(MAC_OS_X_VERSION_10_11) && \
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MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_11)
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#define USE_NSURLSESSION 1
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#else
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#define USE_NSURLSESSION 0
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#endif
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// As -[NSURLConnection sendSynchronousRequest:returningResponse:error:] has
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// been deprecated with iOS 9.0 / OS X 10.11 SDKs, this function re-implements
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// it using -[NSURLSession dataTaskWithRequest:completionHandler:] which is
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@ -41,20 +59,17 @@
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static NSData* SendSynchronousNSURLRequest(NSURLRequest* req,
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NSURLResponse** outResponse,
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NSError** outError) {
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#if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && defined(__IPHONE_7_0) && \
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__IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_7_0) || \
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(defined(MAC_OS_X_VERSION_MIN_REQUIRED) && \
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defined(MAC_OS_X_VERSION_10_11) && \
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MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_11)
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#if USE_NSURLSESSION
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__block NSData* result = nil;
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__block NSError* error = nil;
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__block NSURLResponse* response = nil;
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dispatch_semaphore_t waitSemaphone = dispatch_semaphore_create(0);
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NSURLSessionConfiguration* config =
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[NSURLSessionConfiguration defaultSessionConfiguration];
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[config setTimeoutIntervalForRequest:240.0];
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NSURLSession* session = [NSURLSession sessionWithConfiguration:config];
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[[session
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NSURLSessionDataTask *task = [session
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dataTaskWithRequest:req
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completionHandler:^(NSData* data, NSURLResponse* resp, NSError* err) {
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if (outError)
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@ -64,19 +79,59 @@ static NSData* SendSynchronousNSURLRequest(NSURLRequest* req,
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if (err == nil)
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result = [data retain];
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dispatch_semaphore_signal(waitSemaphone);
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}] resume];
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}];
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[task resume];
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#if HAS_BACKGROUND_TASK_API
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// Used to guard against ending the background task twice, which UIKit
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// considers to be an error.
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__block BOOL isBackgroundTaskActive = YES;
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__block UIBackgroundTaskIdentifier backgroundTaskIdentifier =
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UIBackgroundTaskInvalid;
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backgroundTaskIdentifier = [UIApplication.sharedApplication
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beginBackgroundTaskWithName:@"Breakpad Upload"
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expirationHandler:^{
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if (!isBackgroundTaskActive) {
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return;
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}
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isBackgroundTaskActive = NO;
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[task cancel];
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[UIApplication.sharedApplication
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endBackgroundTask:backgroundTaskIdentifier];
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}];
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#endif // HAS_BACKGROUND_TASK_API
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dispatch_semaphore_wait(waitSemaphone, DISPATCH_TIME_FOREVER);
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dispatch_release(waitSemaphone);
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#if HAS_BACKGROUND_TASK_API
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if (backgroundTaskIdentifier != UIBackgroundTaskInvalid) {
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// Dispatch to main queue in order to synchronize access to
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// `isBackgroundTaskActive` with the background task expiration handler,
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// which is always run on the main thread.
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dispatch_async(dispatch_get_main_queue(), ^{
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if (!isBackgroundTaskActive) {
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return;
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}
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isBackgroundTaskActive = NO;
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[UIApplication.sharedApplication
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endBackgroundTask:backgroundTaskIdentifier];
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});
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}
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#endif // HAS_BACKGROUND_TASK_API
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if (outError)
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*outError = [error autorelease];
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if (outResponse)
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*outResponse = [response autorelease];
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return [result autorelease];
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#else
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#else // USE_NSURLSESSION
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return [NSURLConnection sendSynchronousRequest:req
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returningResponse:outResponse
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error:outError];
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#endif
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#endif // USE_NSURLSESSION
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}
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@implementation HTTPRequest
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