two_with_bash/local.md at 59860c54fc248c46431c64b5e4e1e04320c89293

GnomeZworc 59860c54fc

Signed-off-by: GnomeZworc <nicolas.boufidjeline@g3e.fr>

2025-12-06 23:47:26 +01:00

2.6 KiB

Raw Blame History

VPC_NAME    = vpc-000000
SUBNET_NAME = subnet-000000
SUBNET_ID   = 000000
TAP_ID      = 0
DHCP        = vpc-000000_br-000000.conf

ip netns add vpc-000000
ip link add "veth-000000-ext" type veth peer name "veth-000000-int" netns "vpc-000000"
brctl addbr "br-000000"
brctl stp   "br-000000" off
ip netns exec "vpc-000000" brctl addbr "br-000000"
ip netns exec "vpc-000000" brctl stp   "br-000000" off

brctl addif "br-000000" "veth-000000-ext"
ip netns exec "vpc-000000" brctl addif "br-000000" "veth-000000-int"


brctl addif "br-000000" "eno1"

ip                 link set up dev "veth-000000-ext"
ip                 link set up dev "br-000000"
ip -n "vpc-000000" link set up dev "veth-000000-int"
ip -n "vpc-000000" link set up dev "br-000000"

ebtables -A FORWARD --out-interface "br-000000" -p IPv4 --ip-protocol udp --ip-source-port 67:68 --ip-destination-port 67:68 -j DROP


ip -n "vpc-000000" tuntap add dev "tap0" mode tap
ip netns exec "vpc-000000" brctl addif "br-000000" "tap0"
ip -n "vpc-000000" link set up dev "tap0"

VENDOR_DATA=$(
cat <<END | sed -e ':a;N;$!ba;s/\n/\\n/g' | sed -e 's/"/\\"/g'
#cloud-config
users:
  - name: syonad
    lock_passwd: false
    gecos: Syonad urser
    groups: [adm, wheel, sudo]
    sudo: ["ALL=(ALL) NOPASSWD:ALL"]
    shell: /bin/bash
    passwd: "$6$LD5z9v/s2b170Twj$pl1B/Mz0w8PCr7JhFcclQpBSxUQTDOiuPko8yf4LntEo8FrIo2yKVeHR6fb5VQpxX9NP2k9yhXdsp671Sc56u1"
    ssh_authorized_keys:
      - ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEL7V6RKvYPtzpk+Kb00e1mXiaqj8gZYIobavWQm1iBQ cardno:16_148_277
END
)

cat <<END > "/opt/metadata/vpc-000000_192.168.14.131-8081.conf"
{
  "meta-data": "instance-id: vpc-000000\nlocal-hostname: test-vm\n",
  "user-data": "#!/bin/sh\npasswd -d root\n",
  "network-config": "version: 2\nethernets:\n  eth0:\n    dhcp4: true\n",
  "vendor-data": "${VENDOR_DATA}"
}
END
systemctl status "metadata@vpc-000000_192.168.14.131-8081.service"

systemctl start "dnsmasq@vpc-000000_br-000000.service"



ip netns exec "vpc-000000" iptables -t nat -A PREROUTING -s "192.168.14.151/32" -d "169.254.169.254/32" -p tcp -m tcp --dport 80 -j DNAT --to-destination "192.168.14.131:8081"
ip netns exec "vpc-000000" qemu-system-x86_64 \
    -enable-kvm \
    -cpu host \
    -m 1024 \
    -smp 1 \
    -serial "unix:/tmp/vm-3.sock,server,nowait" \
    -monitor "unix:/tmp/vm-3.mon-sock,server,nowait" \
    -qmp "unix:/tmp/vm-3.qmp-sock,server,nowait" \
    -display "none" \
    -drive "file=/disk/vm-3.qcow2,if=virtio" \
    -netdev "tap,id=net0,ifname=tap0,script=no,downscript=no" \
    -device "virtio-net-pci,netdev=net0,mac=00:22:33:00:00:01" \
    -daemonize

2.6 KiB Raw Blame History

2.6 KiB

Raw Blame History