logauth
/
bash-com
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Made bind-{input,output} non-verbose + fixed

This commit is contained in:
xdrm-brackets 2018-01-30 22:54:17 +01:00
parent d0b9d1b149
commit 3914d33af4
2 changed files with 30 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
bind-input
View File

@ -36,6 +36,8 @@ touch $BUFFER;
#--------------------------------------------------------# #--------------------------------------------------------#
( (
echo " > binding port $IN_PT to $BUFFER";
trap "kill -9 $NC_PID 2>/dev/null" INT KILL; trap "kill -9 $NC_PID 2>/dev/null" INT KILL;
infail=0; infail=0;
@ -43,7 +45,7 @@ touch $BUFFER;
while [ $infail -lt 10 ]; do while [ $infail -lt 10 ]; do
# (2) bind socket to buffer # (2) bind socket to buffer
echo "(.) binding port $IN_PT to $BUFFER"; # echo " + $IN_PT -> $BUFFER";
# (3) Check if port already in use # (3) Check if port already in use
ss -tl4 "( sport = :$IN_PT )" | grep "$IN_PT" >/dev/null; ss -tl4 "( sport = :$IN_PT )" | grep "$IN_PT" >/dev/null;
@ -52,7 +54,8 @@ touch $BUFFER;
# (4) Manage taken port # # (4) Manage taken port #
if [ "$PORT_TAKEN" -ne "1" ]; then if [ "$PORT_TAKEN" -ne "1" ]; then
infail="`expr $infail + 1`"; infail="`expr $infail + 1`";
sleep .5;
test "$infail" -gt "1" && sleep .5;
continue; continue;
fi; fi;
@ -69,6 +72,13 @@ LOOP_PID=$!;
# (2) Remove buffer + kill loop # # (2) Remove buffer + kill loop #
trap "rm $BUFFER 2>/dev/null; kill -9 $LOOP_PID 2>/dev/null" INT KILL; on_exit(){
echo " < closing binding port $IN_PT to $BUFFER";
rm $BUFFER 2>/dev/null;
kill -9 $LOOP_PID 2>/dev/null;
}
trap "on_exit;" INT KILL;
wait $LOOP_PID; wait $LOOP_PID;
on_exit;

23
bind-output
View File

@ -33,9 +33,10 @@ touch $BUFFER;
# (3) Launch INPUT server # (3) Launch OUTPUT server
#--------------------------------------------------------# #--------------------------------------------------------#
( (
echo " > binding $BUFFER to $OUT_IP:$OUT_PT";
trap "kill -9 %1 2>/dev/null" INT KILL; trap "kill -9 %1 2>/dev/null" INT KILL;
outfail=0; outfail=0;
@ -44,22 +45,23 @@ touch $BUFFER;
while [ $outfail -lt 10 ]; do while [ $outfail -lt 10 ]; do
# (2) bind socket to buffer # (2) bind socket to buffer
echo "(.) binding $BUFFER to $OUT_IP:$OUT_PT"; # echo " + $BUFFER -> $OUT_IP:$OUT_PT";
# (3) Check if port open # (3) Check if port open
nc $OUT_IP $OUT_PT < /dev/null; nc -z $OUT_IP $OUT_PT >/dev/null 2>&1;
PORT_CLOSED=$?; PORT_CLOSED=$?;
# (4) Manage taken port # # (4) Manage taken port #
if [ "$PORT_CLOSED" -eq "1" ]; then if [ "$PORT_CLOSED" -eq "1" ]; then
outfail="`expr $outfail + 1`"; outfail="`expr $outfail + 1`";
sleep .5;
test "$outfail" -gt "1" && sleep .5;
continue; continue;
fi; fi;
# (5) Bind output # (5) Bind output
outfail="0"; outfail="0";
( tail -f $BUFFER | nc $OUT_IP $OUT_PT 2> /dev/null || echo " * cannot access $OUT_IP:$OUT_PT" )& ( tail -f $BUFFER | nc $OUT_IP $OUT_PT 2> /dev/null )&
wait $!; wait $!;
done; done;
@ -69,6 +71,13 @@ LOOP_PID=$!;
# (2) Remove buffer + kill loop # # (2) Remove buffer + kill loop #
trap "rm $BUFFER 2>/dev/null; kill -9 $LOOP_PID 2>/dev/null" INT KILL; on_exit(){
echo " < closing binding from $BUFFER to $OUT_IP:$OUT_PT";
rm $BUFFER 2>/dev/null;
kill -9 $LOOP_PID 2>/dev/null;
}
trap "on_exit;" INT KILL;
wait $LOOP_PID; wait $LOOP_PID;
on_exit;