24 lines
817 B
Plaintext
24 lines
817 B
Plaintext
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#!/usr/bin/env zsh
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# Forward a local port to a server via SSH tunnel.
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setopt LOCAL_OPTIONS ERR_RETURN NO_UNSET PIPE_FAIL
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zmodload zsh/zutil
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local -a o_help=()
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local -a o_lport=()
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local -a o_rport=()
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zparseopts -D -K -- h=o_help -help=o_help -local-port:=o_lport -remote-port:=o_rport
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if [[ ${#o_help} -ne 0 || ! -v 1 || ${#o_lport} -ne 2 || ${#o_rport} -ne 2 ]]; then
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local ret=$(( ${#o_help} ^ 1 ))
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print -u $(( 1 + ${ret} )) "usage: ${0} [-h|--help]" \
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"--local-port <PORT> --remote-port <PORT> <HOST>"
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return ${ret}
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fi
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local host=${1}
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local lport=${o_lport[2]}
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local rport=${o_rport[2]}
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print -P "%F{12}Forwarding local port%f %F{13}${lport}%f %F{12}over SSH tunnel" \
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"to%f" "%F{13}${host}%f %F{12}port%f %F{13}${rport}%f %F{12}…%f"
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ssh -R ${rport}:"[::1]":${lport} -N -T ${host}
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