mirror of
https://github.com/wnlen/clash-for-linux.git
synced 2026-02-04 10:11:28 +08:00
322 lines
9.8 KiB
Bash
322 lines
9.8 KiB
Bash
#!/usr/bin/env bash
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set -euo pipefail
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#################### 脚本初始化任务 ####################
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# 获取脚本工作目录绝对路径
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export Server_Dir="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# 加载.env变量文件
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# shellcheck disable=SC1090
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source "$Server_Dir/.env"
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#################### 变量设置 ####################
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Conf_Dir="$Server_Dir/conf"
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Temp_Dir="$Server_Dir/temp"
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Log_Dir="$Server_Dir/logs"
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mkdir -p "$Conf_Dir" "$Temp_Dir" "$Log_Dir"
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PID_FILE="${CLASH_PID_FILE:-$Temp_Dir/clash.pid}"
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# 将 CLASH_URL 变量的值赋给 URL 变量，并检查 CLASH_URL 是否为空
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URL="${CLASH_URL:?Error: CLASH_URL variable is not set or empty}"
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# 获取 CLASH_SECRET 值，若未设置则尝试读取旧配置，否则生成随机数
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Secret="${CLASH_SECRET:-}"
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if [ -z "$Secret" ] && [ -f "$Conf_Dir/config.yaml" ]; then
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Secret="$(awk -F': ' '/^secret:/{print $2; exit}' "$Conf_Dir/config.yaml" || true)"
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fi
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if [ -z "$Secret" ]; then
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Secret="$(openssl rand -hex 32)"
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fi
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# 设置默认值
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CLASH_HTTP_PORT="${CLASH_HTTP_PORT:-7890}"
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CLASH_SOCKS_PORT="${CLASH_SOCKS_PORT:-7891}"
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CLASH_REDIR_PORT="${CLASH_REDIR_PORT:-7892}"
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CLASH_LISTEN_IP="${CLASH_LISTEN_IP:-0.0.0.0}"
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CLASH_ALLOW_LAN="${CLASH_ALLOW_LAN:-false}"
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EXTERNAL_CONTROLLER_ENABLED="${EXTERNAL_CONTROLLER_ENABLED:-true}"
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EXTERNAL_CONTROLLER="${EXTERNAL_CONTROLLER:-127.0.0.1:9090}"
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ALLOW_INSECURE_TLS="${ALLOW_INSECURE_TLS:-false}"
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CLASH_HEADERS="${CLASH_HEADERS:-}"
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# systemd 模式：订阅失败时不 exit（避免服务无限重启），默认 false（手动运行严格失败）
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SYSTEMD_MODE="${SYSTEMD_MODE:-false}"
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# 端口工具
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# shellcheck disable=SC1090
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source "$Server_Dir/scripts/port_utils.sh"
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CLASH_HTTP_PORT="$(resolve_port_value "HTTP" "$CLASH_HTTP_PORT")"
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CLASH_SOCKS_PORT="$(resolve_port_value "SOCKS" "$CLASH_SOCKS_PORT")"
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CLASH_REDIR_PORT="$(resolve_port_value "REDIR" "$CLASH_REDIR_PORT")"
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EXTERNAL_CONTROLLER="$(resolve_host_port "External Controller" "$EXTERNAL_CONTROLLER" "0.0.0.0")"
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# 配置工具
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# shellcheck disable=SC1090
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source "$Server_Dir/scripts/config_utils.sh"
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#################### 函数定义 ####################
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# 自定义action函数，实现通用action功能
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success() {
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echo -en "\\033[60G[\\033[1;32m OK \\033[0;39m]\r"
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return 0
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}
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failure() {
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local rc=$?
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echo -en "\\033[60G[\\033[1;31mFAILED\\033[0;39m]\r"
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[ -x /bin/plymouth ] && /bin/plymouth --details
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return $rc
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}
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action() {
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local STRING rc
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STRING=$1
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echo -n "$STRING "
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shift
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"$@" && success $"$STRING" || failure $"$STRING"
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rc=$?
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echo
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return $rc
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}
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# 判断命令是否正常执行 函数
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if_success() {
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local ReturnStatus=$3
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if [ "$ReturnStatus" -eq 0 ]; then
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action "$1" /bin/true
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else
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action "$2" /bin/false
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exit 1
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fi
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}
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#################### 任务执行 ####################
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## 获取CPU架构信息
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# shellcheck disable=SC1090
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source "$Server_Dir/scripts/get_cpu_arch.sh"
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if [[ -z "${CpuArch:-}" ]]; then
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echo "Failed to obtain CPU architecture"
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exit 1
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fi
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# shellcheck disable=SC1090
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source "$Server_Dir/scripts/resolve_clash.sh"
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## 临时取消环境变量（避免自身代理影响下载）
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unset http_proxy https_proxy no_proxy HTTP_PROXY HTTPS_PROXY NO_PROXY || true
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#################### Clash 订阅地址检测及配置文件下载 ####################
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echo -e '\n正在检测订阅地址...'
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Text1="Clash订阅地址可访问！"
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Text2="Clash订阅地址不可访问！"
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CHECK_CMD=(curl -o /dev/null -L -sS --retry 5 -m 10 --connect-timeout 10 -w "%{http_code}")
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if [ "$ALLOW_INSECURE_TLS" = "true" ]; then
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CHECK_CMD+=(-k)
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echo -e "\033[33m[WARN] 已启用不安全的 TLS 下载（跳过证书校验）\033[0m"
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fi
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if [ -n "$CLASH_HEADERS" ]; then
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CHECK_CMD+=(-H "$CLASH_HEADERS")
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fi
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CHECK_CMD+=("$URL")
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status_code="$("${CHECK_CMD[@]}")"
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echo "$status_code" | grep -E '^[23][0-9]{2}$' &>/dev/null
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ReturnStatus=$?
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if [ "$ReturnStatus" -eq 0 ]; then
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action "$Text1" /bin/true
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else
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if [ "$SYSTEMD_MODE" = "true" ]; then
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action "$Text2（systemd 模式不退出，尝试使用旧配置/等待下次重试）" /bin/false
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else
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if_success "$Text1" "$Text2" "$ReturnStatus"
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fi
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fi
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echo -e '\n正在下载Clash配置文件...'
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Text3="配置文件config.yaml下载成功！"
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Text4="配置文件config.yaml下载失败，退出启动！"
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CURL_CMD=(curl -L -sS --retry 5 -m 10 -o "$Temp_Dir/clash.yaml")
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if [ "$ALLOW_INSECURE_TLS" = "true" ]; then
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CURL_CMD+=(-k)
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fi
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if [ -n "$CLASH_HEADERS" ]; then
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CURL_CMD+=(-H "$CLASH_HEADERS")
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fi
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CURL_CMD+=("$URL")
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# 尝试使用curl进行下载（失败不直接退出，交给 ReturnStatus 判定）
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set +e
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"${CURL_CMD[@]}"
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ReturnStatus=$?
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set -e
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if [ "$ReturnStatus" -ne 0 ]; then
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WGET_CMD=(wget -q -O "$Temp_Dir/clash.yaml")
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if [ "$ALLOW_INSECURE_TLS" = "true" ]; then
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WGET_CMD+=(--no-check-certificate)
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fi
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if [ -n "$CLASH_HEADERS" ]; then
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WGET_CMD+=(--header="$CLASH_HEADERS")
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fi
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WGET_CMD+=("$URL")
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for _ in {1..10}; do
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set +e
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"${WGET_CMD[@]}"
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ReturnStatus=$?
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set -e
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if [ "$ReturnStatus" -eq 0 ]; then
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break
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fi
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done
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fi
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SKIP_CONFIG_REBUILD=false
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if [ "$ReturnStatus" -eq 0 ]; then
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action "$Text3" /bin/true
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else
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if [ "$SYSTEMD_MODE" = "true" ]; then
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if [ -f "$Conf_Dir/config.yaml" ] && [ -s "$Conf_Dir/config.yaml" ]; then
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action "$Text4（systemd 模式：下载失败，使用旧配置继续启动）" /bin/false
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SKIP_CONFIG_REBUILD=true
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else
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action "$Text4（systemd 模式：且无旧配置，仍需退出）" /bin/false
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exit 1
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fi
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else
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if_success "$Text3" "$Text4" "$ReturnStatus"
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fi
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fi
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#################### 配置生成（可跳过） ####################
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if [ "$SKIP_CONFIG_REBUILD" != "true" ]; then
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# 重命名clash配置文件
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\cp -a "$Temp_Dir/clash.yaml" "$Temp_Dir/clash_config.yaml"
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## 判断订阅内容是否符合clash配置文件标准，尝试转换（需 subconverter 可执行文件支持）
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# shellcheck disable=SC1090
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source "$Server_Dir/scripts/resolve_subconverter.sh"
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if [ "${Subconverter_Ready:-false}" = "true" ]; then
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echo -e '\n判断订阅内容是否符合clash配置文件标准:'
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export SUBCONVERTER_BIN="$Subconverter_Bin"
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bash "$Server_Dir/scripts/clash_profile_conversion.sh"
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sleep 3
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else
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echo -e "\033[33m[WARN] 未检测到可用的 subconverter，跳过订阅转换\033[0m"
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fi
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## Clash 配置文件重新格式化及配置
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sed -n '/^proxies:/,$p' "$Temp_Dir/clash_config.yaml" > "$Temp_Dir/proxy.txt"
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cat "$Temp_Dir/templete_config.yaml" > "$Temp_Dir/config.yaml"
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cat "$Temp_Dir/proxy.txt" >> "$Temp_Dir/config.yaml"
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sed -i "s/CLASH_HTTP_PORT_PLACEHOLDER/${CLASH_HTTP_PORT}/g" "$Temp_Dir/config.yaml"
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sed -i "s/CLASH_SOCKS_PORT_PLACEHOLDER/${CLASH_SOCKS_PORT}/g" "$Temp_Dir/config.yaml"
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sed -i "s/CLASH_REDIR_PORT_PLACEHOLDER/${CLASH_REDIR_PORT}/g" "$Temp_Dir/config.yaml"
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sed -i "s/CLASH_LISTEN_IP_PLACEHOLDER/${CLASH_LISTEN_IP}/g" "$Temp_Dir/config.yaml"
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sed -i "s/CLASH_ALLOW_LAN_PLACEHOLDER/${CLASH_ALLOW_LAN}/g" "$Temp_Dir/config.yaml"
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if [ "$EXTERNAL_CONTROLLER_ENABLED" = "true" ]; then
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sed -i "s/EXTERNAL_CONTROLLER_PLACEHOLDER/${EXTERNAL_CONTROLLER}/g" "$Temp_Dir/config.yaml"
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else
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sed -i "s/external-controller: 'EXTERNAL_CONTROLLER_PLACEHOLDER'/# external-controller: disabled/g" "$Temp_Dir/config.yaml"
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fi
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apply_tun_config "$Temp_Dir/config.yaml"
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apply_mixin_config "$Temp_Dir/config.yaml" "$Server_Dir"
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\cp "$Temp_Dir/config.yaml" "$Conf_Dir/config.yaml"
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# Configure Clash Dashboard
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Work_Dir="$(cd "$(dirname "$0")" && pwd)"
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Dashboard_Dir="${Work_Dir}/dashboard/public"
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if [ "$EXTERNAL_CONTROLLER_ENABLED" = "true" ]; then
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sed -ri "s@^# external-ui:.*@external-ui: ${Dashboard_Dir}@g" "$Conf_Dir/config.yaml" || true
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fi
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# 写入 secret（Secret 为 hex 一般无需转义，这里保持你原 sed 方式）
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sed -r -i "/^secret: /s@(secret: ).*@\1${Secret}@g" "$Conf_Dir/config.yaml" || true
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fi
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#################### 启动Clash服务 ####################
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echo -e '\n正在启动Clash服务...'
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Text5="服务启动成功！"
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Text6="服务启动失败！"
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Clash_Bin="$(resolve_clash_bin "$Server_Dir" "$CpuArch")"
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ReturnStatus=$?
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if [ "$ReturnStatus" -eq 0 ]; then
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nohup "$Clash_Bin" -d "$Conf_Dir" &> "$Log_Dir/clash.log" &
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PID=$!
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ReturnStatus=$?
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if [ "$ReturnStatus" -eq 0 ]; then
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echo "$PID" > "$PID_FILE"
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fi
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fi
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if_success "$Text5" "$Text6" "$ReturnStatus"
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echo ''
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if [ "$EXTERNAL_CONTROLLER_ENABLED" = "true" ]; then
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echo -e "Clash Dashboard 访问地址: http://${EXTERNAL_CONTROLLER}/ui"
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echo -e "Secret: ${Secret}"
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else
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echo -e "External Controller (Dashboard) 已禁用"
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fi
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echo ''
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# 添加环境变量 - 使用配置的端口
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Env_File="${CLASH_ENV_FILE:-}"
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if [ "$Env_File" = "off" ] || [ "$Env_File" = "disabled" ]; then
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echo -e "\033[33m[WARN] 已关闭环境变量文件生成\033[0m"
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else
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if [ -z "$Env_File" ]; then
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if [ -w /etc/profile.d ]; then
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Env_File="/etc/profile.d/clash-for-linux.sh"
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else
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Env_File="$Temp_Dir/clash-for-linux.sh"
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fi
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fi
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mkdir -p "$(dirname "$Env_File")"
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cat >"$Env_File"<<EOF
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# 开启系统代理
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function proxy_on() {
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export http_proxy=http://${CLASH_LISTEN_IP}:${CLASH_HTTP_PORT}
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export https_proxy=http://${CLASH_LISTEN_IP}:${CLASH_HTTP_PORT}
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export no_proxy=127.0.0.1,localhost
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export HTTP_PROXY=http://${CLASH_LISTEN_IP}:${CLASH_HTTP_PORT}
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export HTTPS_PROXY=http://${CLASH_LISTEN_IP}:${CLASH_HTTP_PORT}
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export NO_PROXY=127.0.0.1,localhost
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echo -e "\033[32m[√] 已开启代理\033[0m"
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}
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# 关闭系统代理
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function proxy_off() {
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unset http_proxy https_proxy no_proxy HTTP_PROXY HTTPS_PROXY NO_PROXY
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echo -e "\033[31m[×] 已关闭代理\033[0m"
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}
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EOF
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echo -e "请执行以下命令加载环境变量: source ${Env_File}\n"
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echo -e "请执行以下命令开启系统代理: proxy_on\n"
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echo -e "若要临时关闭系统代理，请执行: proxy_off\n"
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fi
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