AniNIX/ShadowArch
AniNIX/ShadowArch
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Merge branch 'master' of /srv/foundation/MiscScripts

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Split dev.
This commit is contained in:
DarkFeather 2017-03-29 17:45:50 -05:00
commit 319a4a302a
3 changed files with 14 additions and 6 deletions
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2
Admin/Makefile
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@ -1,4 +1,4 @@
LIST=arch-update clean-exim clean-exim-input close-guest fix-sound log-guest open-guest restart-service silent-guardian proxy
LIST=arch-update clean-exim clean-exim-input close-guest fix-sound log-guest open-guest restart-service silent-guardian proxy simple-web
LOCATION=/root/bin
PERMISSION=0700
compile:

16
Admin/proxy → Admin/revproxy Normal file → Executable file
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@ -2,6 +2,10 @@
# Establish iptables-based reverse proxy
# Thanks to user55518 in http://unix.stackexchange.com/questions/111841/regular-expression-in-bash-to-validate-ip-address#111843
re='^[1-2]\{0,1\}[0-9]\{0,1\}[0-9]\{1\}\.[1-2]\{0,1\}[0-9]\{0,1\}[0-9]\{1\}\.[1-2]\{0,1\}[0-9]\{0,1\}[0-9]\{1\}\.[1-2]\{0,1\}[0-9]\{0,1\}[0-9]\{1\}$'
if [ ! -z "$1" ] && [ "$1" == "--reset" ]; then
iptables -F -t nat
exit $?
@ -12,8 +16,8 @@ if [ ! -z "$1" ] && [ "$1" == "--list" ]; then
exit $?
fi
if [ -z "$1" ] || [ -z "$2" ] || [ -z "$3" ]; then
printf "Usage: $0 localport remotehost remoteport [ --local ]\n"
if [ -z "$1" ] || [ -z "$2" ] || ! (echo "$2" | grep -x "$re" &> /dev/null) || [ -z "$3" ]; then
printf "Usage: $0 localport remoteIP remoteport [ --local ]\n"
printf " $0 --reset\n"
printf " $0 --list\n"
exit 1
@ -22,9 +26,6 @@ fi
# Tell the kernel to allow forwarding packets.
echo 1 > /proc/sys/net/ipv4/ip_forward
# Default forwarding rule
iptables -t nat -A PREROUTING -p tcp -m tcp --dport "$1" -j DNAT --to-destination "$2":"$3"
# Set up masquerading if not already done
if [ `iptables -S -t nat | grep -c '\-A POSTROUTING -j MASQUERADE'` -ne 1 ]; then
iptables -t nat -A POSTROUTING -j MASQUERADE;
@ -33,4 +34,9 @@ fi
# Handle local forwarding.
if [ "$4" == "--local" ] || [ "$2" == "127.0.0.1" ]; then
iptables -t nat -I OUTPUT -p tcp -o lo --dport "$1" -j REDIRECT --to-ports "$3"
iptables -t nat -A PREROUTING -p tcp --dport "$1" -j REDIRECT --to "$3"
else # Handle remote
iptables -t nat -A PREROUTING -p tcp -m tcp --dport "$1" -j DNAT --to-destination "$2":"$3"
fi
echo Done -- all traffic connecting to port "$1" will be redirected to "$2":"$3"

2
Admin/simple-web Normal file
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@ -0,0 +1,2 @@
#!/bin/bash
python3 -m http.server 8000