115 lines
2.6 KiB
Markdown
115 lines
2.6 KiB
Markdown
---
|
|
title: Cloud
|
|
description:
|
|
published: true
|
|
date: 2019-12-07T18:07:45.135Z
|
|
tags:
|
|
---
|
|
|
|
# Header
|
|
|
|
## Oracle Cloud
|
|
|
|
Tier: monzi
|
|
|
|
### Create Instance
|
|
|
|
https://console.eu-zurich-1.oraclecloud.com/a/compute/instances
|
|
|
|
#### Assign Public Ip
|
|
Compute > Instances > Instance > DetailsAttached > VNICs > VNIC Details
|
|
|
|
|
|
### Open Port from extern
|
|
|
|
Networking > Virtual Cloud Networks >Virtual Cloud Network Details > Network Security Groups
|
|
|
|
|
|
|
|
Networking > Virtual Cloud Networks >Virtual Cloud Network Details > Security Lists
|
|
|
|
### Allow Port in firewall
|
|
|
|
```sudo iptables -4 -I INPUT 6 -p udp --dport 54541 -m comment --comment "Wireguard listen port" -j ACCEPT```
|
|
|
|
### Wireguard Server
|
|
|
|
Tools
|
|
|
|
https://github.com/pirate/wireguard-docs#WireGuard-Setup-tools
|
|
https://github.com/isystem-io/wireguard-aws
|
|
https://habr.com/en/post/449234/
|
|
|
|
#### Install
|
|
```
|
|
sudo add-apt-repository ppa:wireguard/wireguard
|
|
sudo apt-get install wireguard
|
|
# Activate kernel module
|
|
sudo modprobe wireguard
|
|
```
|
|
|
|
#### Enable NAT
|
|
```
|
|
cat << EOF >> /etc/sysctl.conf
|
|
net.ipv4.ip_forward=1
|
|
EOF
|
|
sudo sysctl -p
|
|
```
|
|
|
|
|
|
#### Generate Keys
|
|
```
|
|
cd /etc/wireguard
|
|
umask 077
|
|
wg genkey | sudo tee privatekey | wg pubkey | sudo tee publickey
|
|
|
|
sudo vim /etc/wireguard/wg0.conf
|
|
```
|
|
Content:
|
|
```
|
|
[Interface]
|
|
PrivateKey = <your server private key here>
|
|
Address = 10.50.0.1/24
|
|
SaveConfig = false
|
|
PostUp = iptables -I FORWARD 1 -i %i -j ACCEPT; iptables -I FORWARD 2 -o %i -j ACCEPT; iptables -t nat -A POSTROUTING -o ens3 -j MASQUERADE
|
|
PostDown = iptables -D FORWARD -i %i -j ACCEPT; iptables -D FORWARD -o %i -j ACCEPT; iptables -t nat -D POSTROUTING -o ens3 -j MASQUERADE;
|
|
ListenPort = 54541
|
|
```
|
|
|
|
#### Start Server
|
|
```
|
|
# Start Server
|
|
sudo wg-quick up wg0
|
|
# Enable Server as Servuce
|
|
sudo systemctl enable wg-quick@wg0
|
|
```
|
|
|
|
### Wireguard Client
|
|
```
|
|
sudo iptables -t mangle -I PREROUTING 1 -i br-vlanwgnl1 ! -d 172.57.0.0/16 -j MARK --set-mark 0x25
|
|
sudo ip -4 link add dev wg1 type wireguard
|
|
sudo ifconfig wg1 up
|
|
sudo wg setconf wg1 /etc/wireguard/wg1.conf
|
|
sudo ip -4 address add 10.50.0.2/32 dev wg1
|
|
sudo ip -4 link set mtu 1420 up dev wg1
|
|
sudo printf 'nameserver %s\n' '1.1.1.1' | sudo resolvconf -a wg1 -m 0 -x
|
|
sudo sysctl -w net.ipv4.conf.all.rp_filter=2
|
|
sudo ip -4 rule add from all fwmark 0x25 lookup 200
|
|
sudo ip -4 route add default via 10.50.0.2 table 200
|
|
sudo iptables -t nat -A POSTROUTING -o br-vlanwgnl1 -j MASQUERADE
|
|
```
|
|
|
|
#### Tools
|
|
```
|
|
# Show mangle rules
|
|
sudo iptables -L -v -t mangle
|
|
|
|
# Show iptables
|
|
sudo iptables -L -v --line-numbers
|
|
|
|
# Show routing table
|
|
sudo route -n
|
|
|
|
# Remove ip rule
|
|
sudo ip rule del fwmark 0x25
|
|
``` |