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TUN interface

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This commit is contained in:
Kroese 2023-04-03 22:08:47 +02:00
parent 25580cbb39
commit ec55c5cf3d
2 changed files with 17 additions and 10 deletions
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1
Dockerfile
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@ -12,6 +12,7 @@ RUN apt-get update && apt-get -y upgrade && \
jq \
curl \
cpio \
kmod \
wget \
unzip \
procps \

26
network.sh
View File

@ -1,16 +1,6 @@
#!/usr/bin/env bash
set -eu
if [ ! -e /dev/net/tun ]; then
mkdir -p /dev/net
mknod /dev/net/tun c 10 200
chmod 600 /dev/net/tun
fi
[ ! -e /dev/net/tun ] && echo "Error: TUN network interface not available..." && exit 85
: ${INFO:='N'}
: ${DEBUG:='N'}
@ -100,6 +90,22 @@ configureNatNetworks () {
MAJOR=""
_DhcpIP=""
# Create the necessary file structure for /dev/net/tun
if ( [ ! -c /dev/net/tun ] ); then
if ( [ ! -d /dev/net ] ); then
mkdir -m 755 /dev/net
fi
mknod /dev/net/tun c 10 200
chmod 0755 /dev/net/tun
fi
# Load the tun module if not already loaded
if ( !(lsmod | grep -q "^tun\s") ); then
[ -f /lib/modules/tun.ko ] && insmod /lib/modules/tun.ko
fi
[ ! -c /dev/net/tun ] && echo "Error: TUN network interface not available..." && exit 85
#log "INFO" "Little dirty trick ..."
update-alternatives --set iptables /usr/sbin/iptables-legacy > /dev/null
update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy > /dev/null