81 lines
1.8 KiB
Plaintext
81 lines
1.8 KiB
Plaintext
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#!/usr/bin/env sh
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set -o errexit
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mode="fg"
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pid_path=""
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pass_path="accounts/fhnw/students.fhnw.ch"
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op_args=""
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display_help() {
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echo "Usage: $0 [option...] " >&2
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echo
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echo " -m, vpn mode (one of \"fg\", \"bg\") [default: $mode]"
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echo " -t, path to pid file if run in \"bg\" mode [default: mktemp]"
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echo " -p, path for pass to get user and password information [default: $pass_path]"
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echo " -h, display this help and exit"
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echo
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}
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parse_args() {
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while getopts ":hm:t:p:" opt; do
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case $opt in
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h)
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display_help
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exit 0
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;;
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m)
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mode=$OPTARG
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;;
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t)
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pid_path=$OPTARG
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;;
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p)
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pass_path=$OPTARG
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;;
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\?)
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echo "Invalid option: -$OPTARG" >&2
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display_help
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exit 1
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;;
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:)
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echo "Option -$OPTARG requires an argument." >&2
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display_help
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exit 1
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;;
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esac
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done
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}
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get_account_info() {
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echo "getting password and token from pass..."
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acc_info="$(pass "$pass_path")"
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acc_pw="$(echo "$acc_info" | head -n 1)"
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acc_user="$(echo "$acc_info" | awk -F ': ' '/^login:/ {print $2}')"
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acc_token="$(echo "$acc_info" | awk -F ': ' '/^otp-secret:/ {print $2}')"
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}
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connect_vpn() {
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if [ "$mode" != "fg" ]; then
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if [ -z "$pid_path" ]; then
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pid_file="$(SUDO_PROMPT="sudo pw for pid: " sudo mktemp)"
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else
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pid_file="$pid_path"
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fi
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echo "vpn-pid: $pid_file"
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op_args=" --pid-file=$pid_file --background"
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fi
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echo "getting vpn cookie..."
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eval "$(ocma -v -u "$acc_user" -p "$acc_pw" -m "$acc_token" --print-to-stdout)"
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op_args="$op_args --cookie=$VPN_COOKIE"
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cmd="openconnect$op_args $VPN_HOST"
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# shellcheck disable=2086
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SUDO_PROMPT="sudo pw for vpn connection: " sudo $cmd
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}
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parse_args "$@"
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get_account_info
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connect_vpn
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