Skip to content

hijack-fd¤

usage: hijack-fd [-h] fdnum newfile

Replace a file descriptor of a debugged process.

The new file descriptor can point to:

  • a file
  • a pipe
  • a socket
  • a device, etc.

Positional arguments¤

Positional Argument Help
fdnum File descriptor (FD) number to be replaced with the specified new socket or file.
newfile Specify a file or a socket. For files, the filename must start with / (e.g., /etc/passwd). For sockets, the following formats are allowed: - 127.0.0.1:80 (default is TCP) - tcp://[::1]:80 - udp://example.com:80 - tcp+ipv6://example.com:80

Optional arguments¤

Short Long Help
-h --help show this help message and exit

Examples¤

1. Redirect STDOUT to a file:
   `hijack-fd 1 /dev/null`

2. Redirect STDERR to a socket:
   `hijack-fd 2 tcp://localhost:8888`