unable to execute xxx. SH: operation not permitted

One 、 background

Previously created locally shell Script , stay iterm in cd Go to the directory , Can pass ./xxx.sh The way to execute .

Today, I suddenly found the following error ：

unable to execute xxx.sh : Operation not permitted

perhaps

-bash: ./xxx.sh: /usr/bin/env: bad interpreter: Operation not permitted

Recently upgraded the system to Monterey edition , The suspicion has something to do with the system upgrade .

Two 、 Analysis methods

ls -l View permissions

It is found that you have execution permission

Use ls [email protected] To view additional properties

Search several attributes inside and find some clues

The apple system has one GateKeeper protection mechanism （ since OSX 10.5 Join in ）. Files downloaded from the Internet , Will be automatically marked com.apple.quarantine sign , Immune isolation , The system limits the file according to this additional attribute .

3、 ... and 、 terms of settlement

sudo xattr -r -d com.apple.quarantine + Directory path

Enter the system password .

After setting up perform ./test.sh It's found to work properly

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