更新一下Realm安装脚本

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#!/bin/bash

# choose a file according to your need.
REALM_DL="https://github.com/zhboner/realm/releases/download/v2.4.5/realm-aarch64-unknown-linux-musl.tar.gz"
CONF_DIR="/usr/local/etc/realm"
BIN_DIR="/usr/local/bin"

# create directory
mkdir -p ${CONF_DIR} && touch ${CONF_DIR}/config.toml
mkdir -p ${BIN_DIR}

# download
wget ${REALM_DL} -O realm.tar.gz && tar xzf realm.tar.gz
chmod +x realm && mv realm ${BIN_DIR}

# systemd
cat <<EOF > /lib/systemd/system/realm.service
[Unit]
Description=realm
After=network.target

[Service]
Type=simple
User=nobody
Restart=on-failure
RestartSec=5s
ExecStart=${BIN_DIR}/realm -c ${CONF_DIR}/config.toml

[Install]
WantedBy=multi-user.target
EOF

# configuration, add your own address and ports.
cat <<EOF > ${CONF_DIR}/config.toml
[log]
level = "warn"
output = "/var/log/realm.log"

[network]
no_tcp = false
use_udp = true

[[endpoints]]
listen = "0.0.0.0:6666"
remote = "1.1.1.1:7777"

[[endpoints]]
listen = "0.0.0.0:3333"
remote = "www.google.com:443"
EOF
touch /var/log/realm.log
chown nobody:nogroup /var/log/realm.log
chown nobody:nogroup ${BIN_DIR}/realm
chown nobody:nogroup -R ${CONF_DIR}
rm realm.tar.gz

# restart 
systemd daemon-reload && systemd enable realm
systemctl restart realm && systemctl status realm