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一个无侵入的 iOS crash 防护框架,基于 Swizzle Method 的 Crash 防护。能有效的防止代码潜在的crash,自动在app运行时实时捕获导致app崩溃的破环因子,使app避免崩溃,照样可以继续正常运行。 主要参考了《大白健康系统--iOS APP运行时Crash自动修复系统》此文,以及AvoidCrash、QYCrashProtector、NeverCrash这三个框架编写而成。更多内容请看项目吧。

License: MIT License

Objective-C 100.00%
crash crash-safe swizzle-method

wocrashprotector's Introduction

WOCrashProtector

Crash protection based on Swizzle Method. Can effectively prevent the code potential crash, automatically capture the broken loop factor that causes the app to crash when the app runs, so as to prevent the app from collapsing, so it can continue to function normally

前言

 一个无侵入的 iOS crash 防护框架,基于 Swizzle Method 的 Crash 防护。能有效的防止代码潜在的crash,自动在app运行时实时捕获导致app崩溃的破环因子,使app避免崩溃,照样可以继续正常运行。 主要参考了《大白健康系统--iOS APP运行时Crash自动修复系统》此文,以及AvoidCrashQYCrashProtectorNeverCrash这三个框架编写而成。更多内容请看项目吧。简书地址👈

功能

  • unrecognized selector crash
  • KVO、KVC crash
  • NSNotification crash
  • NSTimer crash
  • Container crash(数组越界,插nil,字典objc、key为nil等)
  • NSString crash(字符串截取越界等)
  • NSAttributedString

使用方法

导入#import "WOCrashProtectorManager.h"

/**
 启动所有组件
 */
+ (void)makeAllEffective;
     
/**
 单独启动组件

 @param protectorType 启动的组件类型
 */
+ (void)configCrashProtectorService:(WOCrashProtectorStyle)protectorType;

版本适配  

系统支持 iOS 8.0 ~ iOS 11.2

注意事项

** 建议实际开发的时候关闭该组件,以便及时发现crash bug,需要上架或者演示的时候开启crash防护组件。 **

  • 该组件中使用了@try@catch捕捉crash会占用极少量内存,不过正常情况下不影响性能。
  •  目前尚未测试其他第三方框架共同使用时是否存在冲突的情况,如bugly、友盟等。
  •  如果您发现了问题希望能issue,大家一起来解决问题 ^_^
  •  最后,如果你觉得这个框架对你有帮助就给个star吧 ^_^

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wocrashprotector's Issues

与SDCycleScrollView 有冲突 去掉makeAllEffective 不会闪退

2020-03-06 14:50:36.960843+0800 AppDemo[6771:129986]
WOCrashProtector

[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: https://ss2.baidu.com/-vo3dSag_xI4khGko9WTAnF6hhy/super/whfpf%3D425%2C260%2C50/sign=a4b3d7085dee3d6d2293d48b252b5910/0e2442a7d933c89524cd5cd4d51373f0830200ea.jpg)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 CFNetwork 0x00007fff22f2b4c6 _CFNetworkHTTPConnectionCacheSetLimit + 181470
7 CFNetwork 0x00007fff22f2b78c _CFNetworkHTTPConnectionCacheSetLimit + 182180
8 CFNetwork 0x00007fff22ed4341 _CFStreamErrorFromCFError + 567027
9 CFNetwork 0x00007fff22d9cbad _CFHostIsDomainTopLevelForCertificatePolicy + 9330
10 libapple_nghttp2.dylib 0x00007fff4ff6d48f nghttp2_session_del + 1888
11 libapple_nghttp2.dylib 0x00007fff4ff70d19 nghttp2_session_mem_recv + 719
12 libapple_nghttp2.dylib 0x00007fff4ff74c4a nghttp2_session_recv + 98
13 CFNetwork 0x00007fff22df4d02 _CreateCanonicalURL + 4103
14 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
15 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
16 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
17 libdispatch.dylib 0x000000010f90a1b5 _dispatch_lane_invoke + 476
18 libdispatch.dylib 0x000000010f90b805 _dispatch_workloop_invoke + 2631
19 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
20 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
21 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:36.962720+0800 AppDemo[6771:129986]

[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: decodePreserveAspectRatio)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 SDWebImage 0x000000010f7de6f3 SDImageLoaderDecodeImageData + 2131
7 SDWebImage 0x000000010f7f12fb __70-[SDWebImageDownloaderOperation URLSession:task:didCompleteWithError:]_block_invoke.208 + 267
8 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
9 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
10 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
11 libdispatch.dylib 0x000000010f90a17f _dispatch_lane_invoke + 422
12 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
13 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
14 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:36.977136+0800 AppDemo[6771:129986]
WOCrashProtector
Crash Type: NSInvalidArgumentException
[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: decodeThumbnailPixelSize)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 SDWebImage 0x000000010f7de721 SDImageLoaderDecodeImageData + 2177
7 SDWebImage 0x000000010f7f12fb __70-[SDWebImageDownloaderOperation URLSession:task:didCompleteWithError:]_block_invoke.208 + 267
8 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
9 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
10 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
11 libdispatch.dylib 0x000000010f90a17f _dispatch_lane_invoke + 422
12 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
13 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
14 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:38.837899+0800 AppDemo[6771:129986] [] nw_connection_copy_protocol_metadata [C2] Client called nw_connection_copy_protocol_metadata on unconnected nw_connection
2020-03-06 14:50:38.838028+0800 AppDemo[6771:129986] [] nw_connection_copy_protocol_metadata [C2] Client called nw_connection_copy_protocol_metadata on unconnected nw_connection
2020-03-06 14:50:38.838164+0800 AppDemo[6771:129986] [] nw_connection_copy_connected_local_endpoint [C2] Client called nw_connection_copy_connected_local_endpoint on unconnected nw_connection
2020-03-06 14:50:38.838272+0800 AppDemo[6771:129986] [] nw_connection_copy_connected_remote_endpoint [C2] Client called nw_connection_copy_connected_remote_endpoint on unconnected nw_connection
2020-03-06 14:50:38.838371+0800 AppDemo[6771:129986] [] nw_connection_copy_connected_path [C2] Client called nw_connection_copy_connected_path on unconnected nw_connection
2020-03-06 14:50:38.838506+0800 AppDemo[6771:129986] [] nw_connection_copy_protocol_metadata [C2] Client called nw_connection_copy_protocol_metadata on unconnected nw_connection
2020-03-06 14:50:38.838656+0800 AppDemo[6771:129986] Connection 2: unable to determine interface type without an established connection
2020-03-06 14:50:38.838856+0800 AppDemo[6771:129986] Connection 2: unable to determine interface classification without an established connection
2020-03-06 14:50:38.839692+0800 AppDemo[6771:129986] [] nw_connection_copy_metadata [C2] Client called nw_connection_copy_metadata on unconnected nw_connection
2020-03-06 14:50:38.839792+0800 AppDemo[6771:129986] Connection 2: unable to determine interface type without an established connection
2020-03-06 14:50:38.846251+0800 AppDemo[6771:129986] Connection 2: unable to determine interface type without an established connection
2020-03-06 14:50:38.944117+0800 AppDemo[6771:129985]
WOCrashProtector
Crash Type: NSInvalidArgumentException
[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: https://ss0.baidu.com/-Po3dSag_xI4khGko9WTAnF6hhy/super/whfpf%3D425%2C260%2C50/sign=a41eb338dd33c895a62bcb3bb72e47c2/5fdf8db1cb134954a2192ccb524e9258d1094a1e.jpg)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 CFNetwork 0x00007fff22f2b4c6 _CFNetworkHTTPConnectionCacheSetLimit + 181470
7 CFNetwork 0x00007fff22f2b78c _CFNetworkHTTPConnectionCacheSetLimit + 182180
8 CFNetwork 0x00007fff22ed4341 _CFStreamErrorFromCFError + 567027
9 CFNetwork 0x00007fff22d9cbad _CFHostIsDomainTopLevelForCertificatePolicy + 9330
10 libapple_nghttp2.dylib 0x00007fff4ff6d48f nghttp2_session_del + 1888
11 libapple_nghttp2.dylib 0x00007fff4ff70d19 nghttp2_session_mem_recv + 719
12 libapple_nghttp2.dylib 0x00007fff4ff74c4a nghttp2_session_recv + 98
13 CFNetwork 0x00007fff22df4d02 _CreateCanonicalURL + 4103
14 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
15 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
16 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
17 libdispatch.dylib 0x000000010f90a1b5 _dispatch_lane_invoke + 476
18 libdispatch.dylib 0x000000010f90b805 _dispatch_workloop_invoke + 2631
19 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
20 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
21 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:38.948814+0800 AppDemo[6771:129986]
WOCrashProtector
Crash Type: NSInvalidArgumentException
[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: decodePreserveAspectRatio)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 SDWebImage 0x000000010f7de6f3 SDImageLoaderDecodeImageData + 2131
7 SDWebImage 0x000000010f7f12fb __70-[SDWebImageDownloaderOperation URLSession:task:didCompleteWithError:]_block_invoke.208 + 267
8 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
9 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
10 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
11 libdispatch.dylib 0x000000010f90a17f _dispatch_lane_invoke + 422
12 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
13 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
14 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:38.949496+0800 AppDemo[6771:129986]
WOCrashProtector
Crash Type: NSInvalidArgumentException
[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: decodeThumbnailPixelSize)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 SDWebImage 0x000000010f7de721 SDImageLoaderDecodeImageData + 2177
7 SDWebImage 0x000000010f7f12fb __70-[SDWebImageDownloaderOperation URLSession:task:didCompleteWithError:]_block_invoke.208 + 267
8 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
9 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
10 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
11 libdispatch.dylib 0x000000010f90a17f _dispatch_lane_invoke + 422
12 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
13 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
14 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:38.973854+0800 AppDemo[6771:129989]
WOCrashProtector
Crash Type: NSInvalidArgumentException
[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: decodePreserveAspectRatio)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 SDWebImage 0x000000010f7de6f3 SDImageLoaderDecodeImageData + 2131
7 SDWebImage 0x000000010f7f12fb __70-[SDWebImageDownloaderOperation URLSession:task:didCompleteWithError:]_block_invoke.208 + 267
8 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
9 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
10 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
11 libdispatch.dylib 0x000000010f90a17f _dispatch_lane_invoke + 422
12 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
13 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
14 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)
2020-03-06 14:50:38.974637+0800 AppDemo[6771:129989]
WOCrashProtector
Crash Type: NSInvalidArgumentException
[Crash Reason]: *** -[__NSDictionaryM setObject:forKey:]: object cannot be nil (key: decodeThumbnailPixelSize)
[Error Place]: 崩溃方法定位失败,请您查看函数调用栈来排查错误原因
[Attached TODO]:
(
0 CoreFoundation 0x00007fff23c7127e __exceptionPreprocess + 350
1 libobjc.A.dylib 0x00007fff513fbb20 objc_exception_throw + 48
2 CoreFoundation 0x00007fff23d03ab1 _CFThrowFormattedException + 194
3 CoreFoundation 0x00007fff23d0e6a6 -[__NSDictionaryM setObject:forKey:].cold.2 + 38
4 CoreFoundation 0x00007fff23cd1d4f -[__NSDictionaryM setObject:forKey:] + 1071
5 AppDemo 0x000000010f0f56b0 -[NSMutableDictionary(WOCrash) wo_setObject:forKeyedSubscript:] + 96
6 SDWebImage 0x000000010f7de721 SDImageLoaderDecodeImageData + 2177
7 SDWebImage 0x000000010f7f12fb __70-[SDWebImageDownloaderOperation URLSession:task:didCompleteWithError:]_block_invoke.208 + 267
8 libdispatch.dylib 0x000000010f901dd4 _dispatch_call_block_and_release + 12
9 libdispatch.dylib 0x000000010f902d48 _dispatch_client_callout + 8
10 libdispatch.dylib 0x000000010f9095ef _dispatch_lane_serial_drain + 788
11 libdispatch.dylib 0x000000010f90a17f _dispatch_lane_invoke + 422
12 libdispatch.dylib 0x000000010f915a4e _dispatch_workloop_worker_thread + 719
13 libsystem_pthread.dylib 0x00007fff524636fc _pthread_wqthread + 290
14 libsystem_pthread.dylib 0x00007fff52462827 start_wqthread + 15
)

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