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arthur-os/default/bash/fns/ssh-port-forwarding

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# SSH Port Forwarding Functions
fip() {
(( $# < 2 )) && echo "Usage: fip <host> <port1> [port2] ..." && return 1
local host="$1"
shift
for port in "$@"; do
ssh -f -N -L "$port:localhost:$port" "$host" && echo "Forwarding localhost:$port -> $host:$port"
done
}
dip() {
(( $# == 0 )) && echo "Usage: dip <port1> [port2] ..." && return 1
for port in "$@"; do
pkill -f "ssh.*-L $port:localhost:$port" && echo "Stopped forwarding port $port" || echo "No forwarding on port $port"
done
}
lip() {
pgrep -af "ssh.*-L [0-9]+:localhost:[0-9]+" || echo "No active forwards"
}