sshmux

#!/usr/bin/python
import subprocess
import sys

"""
Used in a tmux session, connects a synchronized interactive ssh session to all
hostnames read from stdin (1 per line). Preserves all ssh arguments.

Example usage:
tmux
./sshmux -i my-key.pem -o "User root" < hosts.txt
"""

for i, host in enumerate(sys.stdin):
    args = " ".join(['"%s"' % arg for arg in sys.argv[1:]] + [host.strip()])
    if i == 0:
        subprocess.call(["tmux", "new-window", 'ssh %s' % args])
    else:
        pass
        subprocess.call(["tmux", "split-window", "-h", 'ssh %s' % args])
        subprocess.call(["tmux", "select-layout", "tiled"])

subprocess.call(["tmux", "select-pane", "-t", "0"])
subprocess.call(["tmux", "set-window-option", "synchronize-panes", "on"])