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path: root/local/bin/sshvnc
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#!/bin/bash
set -eu

target="$1"

localport="5901"
while lsof -i:$localport; do
	localport=$((localport + 1))
done

ssh -L "$localport":localhost:5900 "$target" \
	'x11vnc -bg -localhost -display :0'

vncviewer "localhost:$localport"

ssh "$target" 'x11vnc -remote stop -localhost -display :0'
ssh -O cancel -L "$localport":localhost:5900 "$target"