install shadowsocks on server

install-shadowsocks-server.sh

#!/bin/bash

apt-get update
apt-get install -y docker.io docker-compose
apt-get install -y linux-image-4.15.0-39-lowlatency linux-modules-4.15.0-39-lowlatency
echo "tcp_bbr" >> /etc/modules-load.d/modules.conf
echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf
echo "net.ipv4.tcp_fastopen=3" >> /etc/sysctl.conf
cat > docker-compose.yaml << EOF
version: "3"
services:
  shadowsocks:
    image: shadowsocks/shadowsocks-libev
    ports:
    - 3389:3389/tcp
    - 3389:3389/udp
    environment:
    - SERVER_PORT=3389
    - PASSWORD=WEV4CjCs79NsPGeP
    - METHOD=xchacha20-ietf-poly1305
    restart: always
EOF
reboot