Connect to a server using AutoSSH and attach to or create a tmux session

remux

#!/bin/bash
#
# AutoSSH to host and create or connect to tmux session
#
# Author: Oystein Steimler <[email protected]>

if [[ -z "$1" || -z "$2" ]]
then
  echo -e "Missing parameter.\n\nUsage:\n\tremux <host> <session> [ssh-opts]\n\nExample:\n\tremux [email protected] session -4\n";
  exit 1
fi

# Check for autossh
if [[ ! -z $(which autossh) ]]
then
  # Autossh with quick reconnect
  SSH="`which autossh` -M0 -o ServerAliveInterval=10 -o ServerAliveCountMax=2 -o BatchMode=yes"
else
  # Plain ssh if no autossh is found
  SSH=$(which ssh)
fi

#if tmux ls -F '#{session_name}' | grep ^$2
$SSH -t $3 $1 "
if tmux ls | grep ^$2
then
  tmux att -t $2
else
  tmux new -s $2
fi
"