panic.py 使用

最新推荐文章于 2024-05-08 17:03:35 发布

亿分才奇

最新推荐文章于 2024-05-08 17:03:35 发布

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调试步骤如下：
1/ 将异常的地址信息存到文本文件，并存放在项目根目录；
2/ 使用panic.py解析该文件；
3/ 根据返回的信息(文件名;行号;方法名)调试程序。

以操作第三方的Touch input 输入法为例，过程如下：

# 该输入法的英文和手写OK，操作中文输入法时，出现异常，软键盘消失，异常日志如下

02-05 06:41:19.834 D/dalvikvm( 751): Trying to load lib /system/lib/libimezi.so 0x43e2a788
02-05 06:41:19.874 D/dalvikvm( 751): Added shared lib /system/lib/libimezi.so 0x43e2a788
02-05 06:41:20.035 I/DEBUG   ( 551): *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
02-05 06:41:20.035 I/DEBUG   ( 551): Build fingerprint: 'unknown'
02-05 06:41:20.035 I/DEBUG   ( 551): pid: 751, tid: 751 >>> com.htc.android.cime <<<
02-05 06:41:20.045 I/DEBUG   ( 551): signal 11 (SIGSEGV), fault addr 00000003
02-05 06:41:20.045 I/DEBUG   ( 551): r0 00000000 r1 00000000 r2 807248ec r3 807248ec
02-05 06:41:20.055 I/DEBUG   ( 551): r4 00252d80 r5 00000004 r6 00000001 r7 00000000
02-05 06:41:20.055 I/DEBUG   ( 551): r8 beff8550 r9 41459d28 10 41459d18 fp 00000000
02-05 06:41:20.055 I/DEBUG   ( 551): ip 8072430c sp beff84f0 lr 80716b4f pc 80717bce cpsr 60000030
02-05 06:41:20.135 I/DEBUG   ( 551):          #00 pc 00017bce /system/lib/libimezi.so
02-05 06:41:20.135 I/DEBUG   ( 551):          #01 pc 00010f80 /system/lib/libimezi.so
02-05 06:41:20.145 I/DEBUG   ( 551): stack:
02-05 06:41:20.155 I/DEBUG   ( 551):     beff84b0 ad083e10
02-05 06:41:20.155 I/DEBUG   ( 551):     beff84b4 ad05d44f /system/lib/libdvm.so
02-05 06:41:20.155 I/DEBUG   ( 551):     beff84b8 ad06b8a0 /system/lib/libdvm.so
02-05 06:41:20.155 I/DEBUG   ( 551):     beff84bc ad083e10
02-05 06:41:20.167 I/DEBUG   ( 551):     beff84c0 43e2aa90
02-05 06:41:20.175 I/DEBUG   ( 551):     beff84c4 00000003
02-05 06:41:20.175 I/DEBUG   ( 551):     beff84c8 00000014
02-05 06:41:20.185 I/DEBUG   ( 551):     beff84cc 80716b4f /system/lib/libimezi.so

# 保存异常日志，存为文件: 20100205_ime.txt

02-05 06:41:20.045 I/DEBUG   ( 551): r0 00000000 r1 00000000 r2 807248ec r3 807248ec
02-05 06:41:20.055 I/DEBUG   ( 551): r4 00252d80 r5 00000004 r6 00000001 r7 00000000
02-05 06:41:20.055 I/DEBUG   ( 551): r8 beff8550 r9 41459d28 10 41459d18 fp 00000000
02-05 06:41:20.055 I/DEBUG   ( 551): ip 8072430c sp beff84f0 lr 80716b4f pc 80717bce cpsr 60000030
02-05 06:41:20.135 I/DEBUG   ( 551):          #00 pc 00017bce /system/lib/libimezi.so
02-05 06:41:20.135 I/DEBUG   ( 551):          #01 pc 00010f80 /system/lib/libimezi.so

# 执行脚本

xujianxiang@wingdroid-clone:~/workspace/xujx/wing15$ ./panic.py 20100205_ime.txt
read file ok
/home/xujianxiang/workspace/xujx/wing15/prebuilt/linux-x86/toolchain/arm-eabi-4.2.1/bin/arm-eabi-addr2line: '/home/xujianxiang/workspace/xujx/wing15/out/target/product/generic/symbols/system/lib/libimezi.so': No such file
Traceback (most recent call last):
File "./panic.py", line 69, in <module>
print "%-30s%s" % (list[1],list[0])
IndexError: list index out of range

# 没找到库文件，因为这个文件是第三方的，只存放在/out/target/product/generic/system/lib/libimezi.so，拷贝一份存到/out/target/product/generic/symbols/system/lib/libimezi.so，再次执行脚本

xujianxiang@wingdroid-clone:~/workspace/xujx/wing15$ ./panic.py 20100205_ime.txt
read file ok
zi81keyd.c:0 Zi8GetTableData
zi81keyd.c:0 Zi8InitializeDynamic

# 成功解析异常，没有zi8库文件所致，更新如下库文件，输入法支持中文拼音。

/system/lib/zi/Zi8DatPYP_CN.z8d
/system/lib/zi/Zi8DatPYS_CN.z8d
/system/lib/zi/Zi8DatZHA_CN.z8d
/system/lib/zi/Zi8DatZHA_HK.z8d
/system/lib/zi/Zi8DatZHA_TW.z8d
/system/lib/zi/Zi8DatZYP_TW.z8d
/system/lib/zi/Zi8DatZYS_TW.z8d

原文：http://blog.youkuaiyun.com/netpirate/article/details/5351709

附 panic.py：

1 # !/usr/bin/python
2 # stack symbol parser
3
4 import os
5 import string
6 import sys
7
8 # define android product name
9 # ANDROID_PRODUCT_NAME = 'generic'
10 ANDROID_PRODUCT_NAME = ' smdk6410 '
11
12 ANDROID_WORKSPACE = os.getcwd() + " / "
13
14 # addr2line tool path and symbol path
15 addr2line_tool = ANDROID_WORKSPACE + ' prebuilt/linux-x86/toolchain/arm-eabi-4.2.1/bin/arm-eabi-addr2line '
16 symbol_dir = ANDROID_WORKSPACE + ' out/target/product/ ' + ANDROID_PRODUCT_NAME + ' /symbols '
17 symbol_bin = symbol_dir + ' /system/bin/ '
18 symbol_lib = symbol_dir + ' /system/lib/ '
19
20 class ReadLog:
21      def __init__ (self,filename):
22         self.logname = filename
23      def parse(self):
24         f = file(self.logname, ' r ' )
25         lines = f.readlines()
26          if lines != []:
27              print ' read file ok '
28          else :
29              print ' read file failed '
30         result = []
31          for line in lines:
32              if line.find( ' stack ' ) != - 1 :
33                  print ' stop search '
34                  break
35              elif line.find( ' system ' ) != - 1 :
36                  # print 'find one item' + line
37                 result.append(line)
38          return result
39
40 class ParseContent:
41      def __init__ (self,addr,lib):
42             self.address = addr # pc address
43             self.exename = lib   # executable or shared library
44      def addr2line(self):
45         cmd = addr2line_tool + " -C -f -s -e " + symbol_dir + self.exename + " " + self.address
46          # print cmd
47         stream = os.popen(cmd)
48         lines = stream.readlines();
49         list = map(string.strip,lines)
50          return list
51
52 inputarg = sys.argv
53 if len(inputarg) < 2 :
54      print ' Please input panic log '
55     exit()
56
57 filename = inputarg[ 1 ]
58 readlog = ReadLog(filename)
59 inputlist = readlog.parse()
60
61 for item in inputlist:
62     itemsplit = item.split()
63     test = ParseContent(itemsplit[ - 2 ],itemsplit[ - 1 ])
64     list = test.addr2line()
65      print " %-30s%s " % (list[ 1 ],list[0])
66