Not related to this repository, but how to create a new network interface like enps0.

[aadarshkt]

In general I am following this article, Link to mergeBoard to create a QEMU microVM with Docker.

Ethernet interface is edited through init file, but I don't know how to create another interface for the microVM.

#!/bin/bash -xe

# Preparations for filesystem and process information
mount -t proc proc /proc
mount -t sysfs sysfs /sys

mkdir -p /dev
test -c /dev/null || mknod -m 666 /dev/null c 1 3
test -c /dev/zero || mknod -m 666 /dev/zero c 1 5
test -c /dev/ptmx || mknod -m 666 /dev/ptmx c 5 2
test -c /dev/tty || mknod -m 666 /dev/tty c 5 0
test -c /dev/random || mknod -m 444 /dev/random c 1 8

mkdir -p /dev/pts /dev/shm
mount -vt devpts -o gid=4,mode=620 none /dev/pts
mount -vt tmpfs none /dev/shm
mount devpts /dev/pts -t devpts

# update library search dirs
ldconfig

# set Environment Variables
export $(cat /.env | xargs -d "\r")
env

# set hostname
hostname $HOSTNAME
hostname

# set date
date -s "2024-01-01 00:00:00"
date

# Configure loopback device
ip link set lo up

# Configure IP for eth0 that is connected to VEOS Ethernet bus
ip addr add 192.168.1.2/24 dev eth0 || echo "ERROR: Could not set IP to eth0"
ip link set eth0 up || echo "ERROR: Could not bring eth0 up"

# Configure IP for eth1 that is connected to ds_veos_tap device of simulation host
#ip addr add 192.168.1.10/24 dev eth1 || echo "ERROR: Could not set IP to eth1"
#ip link set eth1 up || echo "ERROR: Could not bring eth1 up"

ip addr show

netstat -a

# X11 configuration
touch /root/.Xauthority
sed -i 's/#X11UseLocalhost yes/X11UseLocalhost no/g' /etc/ssh/sshd_config

# remove /etc/password.lock
rm -f /etc/passwd.lock

# user configuration for ssh login
echo "user:user" | chpasswd
usermod --shell /bin/bash user


# start sshd
mkdir -p /run/sshd
/usr/sbin/sshd

echo "DONE"