mirror of
https://github.com/isboyjc/GoProxy.git
synced 2026-05-10 17:43:11 +08:00
148 lines
3.4 KiB
Go
148 lines
3.4 KiB
Go
package config
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import (
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"encoding/json"
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"os"
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"sync"
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)
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func dataDir() string {
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if d := os.Getenv("DATA_DIR"); d != "" {
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os.MkdirAll(d, 0755)
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return d + "/"
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}
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return ""
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}
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func ConfigFile() string { return dataDir() + "config.json" }
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type Config struct {
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// WebUI 端口
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WebUIPort string
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// WebUI 密码 SHA256 哈希
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WebUIPasswordHash string
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// 代理池本地监听端口
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ProxyPort string
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// SQLite 数据库路径
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DBPath string
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// 验证并发数
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ValidateConcurrency int
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// 验证超时(秒)
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ValidateTimeout int
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// 验证目标 URL
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ValidateURL string
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// 最大响应时间(毫秒),超过则丢弃
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MaxResponseMs int
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// 代理失败次数阈值,超过后删除
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MaxFailCount int
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// 自动重试次数
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MaxRetry int
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// 定时抓取间隔(分钟)
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FetchInterval int
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// 定时健康检查间隔(分钟)
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CheckInterval int
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// 代理来源 URL
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HTTPSourceURL string
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SOCKS5SourceURL string
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}
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var (
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globalCfg *Config
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cfgMu sync.RWMutex
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)
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func DefaultConfig() *Config {
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return &Config{
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WebUIPort: ":7778",
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WebUIPasswordHash: "64c2de42ff93286f5c7108867ffe3167a24f4c1abee648dea7bc7fa1d11e2b21",
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ProxyPort: ":7777",
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DBPath: dataDir() + "proxy.db",
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ValidateConcurrency: 300,
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ValidateTimeout: 3,
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ValidateURL: "https://cursor.com/api/auth/me",
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MaxResponseMs: 2500,
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MaxFailCount: 3,
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MaxRetry: 3,
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FetchInterval: 30,
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CheckInterval: 10,
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HTTPSourceURL: "https://cdn.jsdelivr.net/gh/databay-labs/free-proxy-list/http.txt",
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SOCKS5SourceURL: "https://cdn.jsdelivr.net/gh/databay-labs/free-proxy-list/socks5.txt",
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}
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}
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// Load 从文件加载配置,文件不存在则用默认值
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func Load() *Config {
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cfg := DefaultConfig()
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data, err := os.ReadFile(ConfigFile())
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if err == nil {
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// 只覆盖可调整的4个字段
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var saved savedConfig
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if json.Unmarshal(data, &saved) == nil {
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if saved.FetchInterval > 0 {
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cfg.FetchInterval = saved.FetchInterval
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}
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if saved.CheckInterval > 0 {
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cfg.CheckInterval = saved.CheckInterval
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}
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if saved.ValidateConcurrency > 0 {
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cfg.ValidateConcurrency = saved.ValidateConcurrency
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}
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if saved.ValidateTimeout > 0 {
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cfg.ValidateTimeout = saved.ValidateTimeout
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}
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}
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}
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cfgMu.Lock()
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globalCfg = cfg
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cfgMu.Unlock()
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return cfg
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}
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// Get 获取当前配置
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func Get() *Config {
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cfgMu.RLock()
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defer cfgMu.RUnlock()
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return globalCfg
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}
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// savedConfig 只持久化可调整的字段
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type savedConfig struct {
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FetchInterval int `json:"fetch_interval"`
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CheckInterval int `json:"check_interval"`
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ValidateConcurrency int `json:"validate_concurrency"`
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ValidateTimeout int `json:"validate_timeout"`
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}
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// Save 保存可调整字段到文件,并更新内存配置
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func Save(fetchInterval, checkInterval, validateConcurrency, validateTimeout int) error {
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cfgMu.Lock()
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globalCfg.FetchInterval = fetchInterval
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globalCfg.CheckInterval = checkInterval
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globalCfg.ValidateConcurrency = validateConcurrency
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globalCfg.ValidateTimeout = validateTimeout
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cfgMu.Unlock()
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data, err := json.MarshalIndent(savedConfig{
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FetchInterval: fetchInterval,
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CheckInterval: checkInterval,
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ValidateConcurrency: validateConcurrency,
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ValidateTimeout: validateTimeout,
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}, "", " ")
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if err != nil {
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return err
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}
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return os.WriteFile(ConfigFile(), data, 0644)
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}
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