[bug] frida_commands.py read a utf-8 encoding error

[Captain0X]

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Describe the bug

UnicodeDecodeError: 'gbk' codec can't decode byte 0x80 in position 761: illegal multibyte sequence`

To Reproduce Steps to reproduce the behavior:

com.dianping.v1 on (vivo: 7.1.2) [usb] # import change_network.js
An unexpected internal exception has occurred. If this looks like a code related error, please file a bug report!
'gbk' codec can't decode byte 0x80 in position 761: illegal multibyte sequence

Python stack trace: Traceback (most recent call last):
  File "C:\Program Files (x86)\python37\lib\site-packages\objection\console\repl.py", line 371, in start_repl
    self.run_command(document)
  File "C:\Program Files (x86)\python37\lib\site-packages\objection\console\repl.py", line 185, in run_command
    exec_method(arguments)
  File "C:\Program Files (x86)\python37\lib\site-packages\objection\commands\frida_commands.py", line 83, in load_background
    hook = ''.join(f.read())
UnicodeDecodeError: 'gbk' codec can't decode byte 0x80 in position 761: illegal multibyte sequence`

in https://github.com/sensepost/objection/blob/master/objection/commands/frida_commands.py Line 81 should set encoding

with open(source, 'r'，encoding="utf-8") as f:

Similar issues Please link the issues in this repository that is similar to yours.

For example: #358, #229 etc.

Expected behavior A clear and concise description of what you expected to happen.

Evidence / Logs / Screenshots Any output from objection, such as stack traces or errors that occurred. Be sure to run objection with the --debug flag so that errors from the agent are verbose enough to debug. For example:

objection --debug explore

Environment (please complete the following information):

• Device: [e.g. iPhone6]
• OS: [e.g. iOS8.1]
• Frida Version [e.g. 22]
  • Objection Version [e.g. 1.6.2]

Application If possible, please attach the target application where you can reproduce this bug to the issue.

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[leonjza]

Thanks for the report. Curious, what does your source script contain that is tripping this up? Non-ascii comments or something else?

[Captain0X]

<p title=” <style onload= alert(document.domain)//"> {/all/color/all/:/all/#f78fb3/all/;} .qmbox .qmbox .qmbox {color:#f78fb3;}

[leonjza]

<p title=” <style onload= alert(document.domain)//"> {/all/color/all/:/all/#f78fb3/all/;} .qmbox .qmbox .qmbox {color:#f78fb3;}

Is this the source of the Frida script you are trying to import?

[Captain0X]

sorry this my email auto reply~I will try closed this function~Thanks

[Captain0X]

I think this bug can fix buy compatible utf-8 and gbk18030 and ascii