csif

#!/bin/bash
# csif [-t] computer_num
# Connect to school computers
# 	Modes: control computer (default), 't'ransfer files, check 's'tatus
# 	of computers
# Relies on .ssh/config and sshmount to work properly

mydir="$( dirname -- "${BASH_SOURCE[0]}" )"
transfer_mode=0
no_mount=0
while getopts "stn" opt; do
    case $opt in
	t) # sftp
	    transfer_mode=1
	    shift 1
	    ;;
	s) # check status
	    open 'http://iceman.cs.ucdavis.edu/cgi-bin/nagios3/status.cgi?servicegroup=all&style=overview'
	    exit 0
	    ;;
	n) # without mount
	    no_mount=1
	    shift 1
	    ;;
	\?)
	    echo "Invalid option: -$OPTARG" >&2
	    ;;
    esac
done

# Check remote status and get computer number
yn='n'
open 'http://iceman.cs.ucdavis.edu/cgi-bin/nagios3/status.cgi?servicegroup=all&style=overview'
while [[ "$yn" != 'y' ]]; do
	read -r -p 'Checked remote status (y/n): ' yn
done
computer_num='n/a'
while ! [[ "$computer_num" =~ ^[0-9]+$ ]] ; do
	read -r -p 'Enter computer to connect to: ' computer_num
done

echo "Connecting to computer $computer_num..."

# Connect
if [[ "$transfer_mode" == 1 ]]; then
    sftp csif"$computer_num"
else
    if [[ "$no_mount" == 0 ]]; then
		mkdir "$HOME/remote/csif$computer_num"
		sshmount csif"$computer_num"

		# unmount and clean
		read -r -p 'Unmount? ' yn
		if [[ "$yn" == 'y' ]]; then
			sshunmount csif"$computer_num"
			rm -rf "$HOME/remote/csif$computer_num"
			exit 0
		else
			echo "Exiting without unmounting..."
			exit 0
		fi
    else
		ssh csif"$computer_num"
    fi
fi