From 58f76900e49d86a221d68b015379063b753dda3f Mon Sep 17 00:00:00 2001 From: Fredrik Tolf Date: Sat, 28 May 2016 20:14:17 +0200 Subject: [PATCH] Replaced rsc with a bash version without remote dependencies. --- rsc | 60 +++++++++++++++--------------------------------------------- 1 file changed, 15 insertions(+), 45 deletions(-) diff --git a/rsc b/rsc index 74be3fd..faa3264 100755 --- a/rsc +++ b/rsc @@ -1,48 +1,18 @@ -#!/usr/bin/perl +#!/bin/bash -use MIME::Base64; +set -e -if(@ARGV < 1) { - print STDERR "usage: rsc HOST CMD ARG...\n"; - exit 1; -} +if [ $# -lt 2 ]; then + echo "usage: rsc HOST COMMAND ARGS..." >&2 + exit 1 +fi -if($ARGV[0] eq "-s") { - if(!defined($ARGV[1])) { - print STDERR "rsc: server side needs arguments\n"; - exit 1 - } - $arg = decode_base64($ARGV[1]); - $c = ""; - for (split /\n/, $arg) { - chomp; - s/\\(.)/$1/g; - $c .= $_; - if(/\\$/) { - $c =~ s/\\$/\n/; - next; - } - push @a, $c; - $c = ""; - } - for (@a) { - exec @a; - print STDERR "$a[0]: $!\n"; - exit 1; - } -} else { - $host = shift @ARGV; - $arg = ""; - for (@ARGV) { - s/([\\\n])/\\$1/g; - $arg .= "$_\n"; - } - $ea = encode_base64($arg); - $ea =~ s/\n//g; - if(-t STDIN) { - push @sshopts, "-t"; - } - push @sshopts, "-q"; - exec "ssh", @sshopts, "$host", "rsc", "-s", $ea; - die "$!"; -} +host="$1"; shift +cmd="$1"; shift + +( + echo -n "$cmd"; echo -ne '\0' + for arg in "$@"; do + echo -n "$arg"; echo -ne '\0' + done +) | exec ssh "$host" "xargs -0x sh -c 'exec \$0 \"\$@\"'" -- 2.11.0