123 lines
3.2 KiB
Go
123 lines
3.2 KiB
Go
//go:build linux
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package internal
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import (
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"fmt"
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"os/exec"
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"strings"
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)
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// readSystemProxy 从 Linux 系统读取代理配置
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// 优先尝试 GNOME (gsettings)，失败则回退到环境变量
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func readSystemProxy(info *ProxyInfo) error {
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// 尝试通过 gsettings 读取 GNOME 系统代理
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if err := readGnomeProxy(info); err == nil && info.Enabled {
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return nil
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}
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// 尝试通过 KDE 配置读取代理
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if err := readKDEProxy(info); err == nil && info.Enabled {
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return nil
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}
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// Linux 上环境变量已由 GetCurrentProxy 中读取，此处无需额外操作
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return nil
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}
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// readGnomeProxy 通过 gsettings 读取 GNOME 桌面环境的代理配置
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func readGnomeProxy(info *ProxyInfo) error {
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// 检查 gsettings 是否可用
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if _, err := exec.LookPath("gsettings"); err != nil {
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return fmt.Errorf("gsettings 不可用: %w", err)
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}
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// 读取代理模式
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mode, err := gsettingsGet("org.gnome.system.proxy", "mode")
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if err != nil {
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return err
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}
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if mode != "'manual'" {
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return nil // 代理未启用
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}
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// 读取 HTTP 代理
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host, err := gsettingsGet("org.gnome.system.proxy.http", "host")
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if err == nil && host != "" && host != "''" {
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host = strings.Trim(host, "'")
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port, _ := gsettingsGet("org.gnome.system.proxy.http", "port")
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port = strings.TrimSpace(port)
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if port != "" && port != "0" {
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info.Enabled = true
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info.Server = host + ":" + port
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info.Protocol = guessProtocol(info.Server)
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return nil
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}
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}
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// 读取 SOCKS 代理
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host, err = gsettingsGet("org.gnome.system.proxy.socks", "host")
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if err == nil && host != "" && host != "''" {
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host = strings.Trim(host, "'")
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port, _ := gsettingsGet("org.gnome.system.proxy.socks", "port")
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port = strings.TrimSpace(port)
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if port != "" && port != "0" {
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info.Enabled = true
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info.Server = host + ":" + port
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info.Protocol = "socks5"
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return nil
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}
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}
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return nil
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}
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// readKDEProxy 通过 kreadconfig5/kreadconfig6 读取 KDE 代理配置
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func readKDEProxy(info *ProxyInfo) error {
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// 尝试 kreadconfig5 或 kreadconfig6
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var cmd string
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if _, err := exec.LookPath("kreadconfig6"); err == nil {
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cmd = "kreadconfig6"
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} else if _, err := exec.LookPath("kreadconfig5"); err == nil {
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cmd = "kreadconfig5"
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} else {
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return fmt.Errorf("kreadconfig 不可用")
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}
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// 读取代理类型
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proxyType, err := kdeGet(cmd, "Proxy Settings", "ProxyType")
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if err != nil || proxyType != "1" {
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return nil // 0 = 无代理, 1 = 手动
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}
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// 读取 HTTP 代理
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httpProxy, err := kdeGet(cmd, "Proxy Settings", "httpProxy")
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if err == nil && httpProxy != "" {
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info.Enabled = true
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info.Server = extractServerFromURL(httpProxy)
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info.Protocol = guessProtocol(info.Server)
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return nil
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}
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return nil
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}
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// gsettingsGet 执行 gsettings get 命令
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func gsettingsGet(schema, key string) (string, error) {
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out, err := exec.Command("gsettings", "get", schema, key).Output()
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if err != nil {
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return "", err
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}
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return strings.TrimSpace(string(out)), nil
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}
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// kdeGet 执行 kreadconfig 命令读取 KDE 配置
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func kdeGet(cmd, group, key string) (string, error) {
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out, err := exec.Command(cmd, "--file", "kioslaverc", "--group", group, "--key", key).Output()
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if err != nil {
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return "", err
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}
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return strings.TrimSpace(string(out)), nil
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}
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