70 lines
1.5 KiB
Plaintext
70 lines
1.5 KiB
Plaintext
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#!/bin/sh
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if ! tmux -V 2>/dev/null >/dev/null; then
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echo "tmux not installed!"
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exit 1
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fi
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if ! lua -v 2>/dev/null >/dev/null; then
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echo "lua not installed!"
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exit 1
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fi
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if ! nc -h 2>/dev/null >/dev/null; then
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echo "nc not installed!"
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exit 1
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fi
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RANDID=$(cat /dev/urandom | head -c 4 | xxd -p)
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TMPDIR=/tmp/tstream_client_$RANDID
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mkdir $TMPDIR
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mkfifo $TMPDIR/datout
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mkfifo $TMPDIR/nc_in
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mkfifo $TMPDIR/nc_out
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mkfifo $TMPDIR/arg_width
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mkfifo $TMPDIR/arg_height
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cat >$TMPDIR/ncread <<EOF
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#!/usr/bin/env lua
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local nc_out=io.open("$TMPDIR/nc_out")
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local nc_in=io.open("$TMPDIR/nc_in","w")
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local function wrfile(name,str)
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local file=io.open("$TMPDIR/"..name,"w")
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file:write(tostring(str))
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file:close()
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end
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while true do
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local line=nc_out:read()
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if not line then
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wrfile("arg_width","40")
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wrfile("arg_height","10")
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wrfile("datout","error occured\n")
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error("what!")
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end
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if line:match("SIZE .+") then
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local w,h=line:match("SIZE (.-) (.+)")
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w,h=tonumber(w),tonumber(h)
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wrfile("arg_width",w)
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wrfile("arg_height",h)
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break
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end
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end
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nc_in:write("\n")
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nc_in:flush()
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local datout=io.open("$TMPDIR/datout","w")
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while true do
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datout:write(nc_out:read(1))
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datout:flush()
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end
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EOF
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chmod +x $TMPDIR/ncread
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$TMPDIR/ncread &
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{ cat $TMPDIR/nc_in | nc $@ | tee $TMPDIR/nc_out > /dev/null; } &
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echo run
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WIDTH=$(head -n 1 $TMPDIR/arg_width)
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echo width $WIDTH
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HEIGHT=$(head -n 1 $TMPDIR/arg_height)
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echo height $HEIGHT
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tmux new "tmux resize-window -x $WIDTH -y $HEIGHT;tmux set status off; cat $TMPDIR/datout"
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jobs
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kill %1
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kill %2
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rm -rf $TMPDIR
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wait
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