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How do you determine the actual command that is piping into you?

Fresh6 days ago
Mar 15, 20262377 views
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Problem

Let's say I have a bash script called . In this script, I want to read in input from a pipe, but I also want to know the command used to pipe input into me. Example: In the shell script, I want to know the command .

Error Output

tail -f /var/log/httpd/error | log.sh

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Fix for: How do you determine the actual command that is piping into you?

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the pipe will appear as an entry in the list of open filedescriptors of your process: you could also use something like: so, than you have the inode of the pipe :) you can now search every other process under for that pipe. then you will have the co…

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