- 回调重试改为微信式固定退避序列(15s/15s/30s/3m/10m/20m/30m/30m/30m/1h/3h/3h/3h/6h/6h),共 16 次尝试 - 重试次数/推送超时/退避序列可通过环境变量配置(CALLBACK_MAX_ATTEMPTS/CALLBACK_PUSH_TIMEOUT_SECONDS/CALLBACK_RETRY_SCHEDULE) - 每个商户仅允许 1 个 active 回调订阅,创建前校验,先停用后新建 - 前端回调页提示推送策略与单地址限制 - docker-compose 透传回调相关配置
158 lines
5.7 KiB
Go
158 lines
5.7 KiB
Go
package config
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import (
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"os"
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"path/filepath"
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"strconv"
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"strings"
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"github.com/joho/godotenv"
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)
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type Config struct {
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Port string
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JWTSecret string
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DatabaseURL string
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Mode string // debug / release
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// DataEncryptionKey 用于加密保存 API/回调密钥;为空时由 JWT_SECRET 派生。
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DataEncryptionKey string
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// OpenAPIKey 皮肤源头开放接口标识(Header: X-Api-Key,可公开给对接方)
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OpenAPIKey string
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// OpenAPISecret 签名密钥(仅用于 HMAC,不走 Header)
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OpenAPISecret string
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// OpenSignSkew 签名时间戳允许偏差(秒)
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OpenSignSkew int64
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// OpenAPIDebug 开放接口详细调试日志
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OpenAPIDebug bool
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// LogFile 日志文件路径;非空时同时写控制台与文件
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LogFile string
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// DeliveryBaseURL 用户侧发货页面基础地址;为空时前端可自行按当前域名拼接。
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DeliveryBaseURL string
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// DeliveryBFFBaseURL 上游测试发货 BFF 地址。
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DeliveryBFFBaseURL string
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// DeliveryChannel 上游测试发货渠道前缀,如 dlc。
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DeliveryChannel string
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// DeliveryLinkSecret 发货链接签名密钥。
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DeliveryLinkSecret string
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// DeliveryLinkTTLMinutes 发货链接默认有效分钟数。
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DeliveryLinkTTLMinutes int
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// FulfillmentProcessingTimeoutMinutes 发货中订单超过该分钟数自动标记失败;<=0 表示关闭。
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FulfillmentProcessingTimeoutMinutes int
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// FulfillmentTimeoutScanIntervalSeconds 发货超时巡检间隔秒数。
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FulfillmentTimeoutScanIntervalSeconds int
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// CallbackMaxAttempts 回调推送总尝试次数(首次 + 重试),默认 16(微信式)。
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CallbackMaxAttempts int
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// CallbackPushTimeoutSeconds 单次回调推送 HTTP 超时秒数。
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CallbackPushTimeoutSeconds int
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// CallbackRetryScheduleSeconds 回调失败重试间隔序列(秒,逗号分隔,微信/支付宝式固定退避)。
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// 为空时使用默认微信式序列。
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CallbackRetryScheduleSeconds []int
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}
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// Load 加载配置:先尝试读取 .env,再读系统环境变量(已存在的系统环境变量优先级更高)
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func Load() *Config {
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loadDotEnv()
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mode := getEnv("GIN_MODE", "debug")
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// OPEN_API_DEBUG 优先;未设置时 debug 模式默认开启
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debugOpen := getEnvBool("OPEN_API_DEBUG", mode == "debug" || mode == "")
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return &Config{
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Port: getEnv("PORT", "8080"),
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JWTSecret: getEnv("JWT_SECRET", "affiliate-dash-dev-secret-change-me"),
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DatabaseURL: getEnv("DATABASE_URL", "postgres://affiliate:affiliate_dev_password@127.0.0.1:5432/affiliate_dash?sslmode=disable&TimeZone=Asia/Shanghai"),
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Mode: mode,
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DataEncryptionKey: getEnv("DATA_ENCRYPTION_KEY", getEnv("JWT_SECRET", "affiliate-dash-dev-secret-change-me")),
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OpenAPIKey: getEnv("OPEN_API_KEY", "sk_source_dev_key_change_me"),
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OpenAPISecret: getEnv("OPEN_API_SECRET", "sk_source_dev_secret_change_me"),
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OpenSignSkew: int64(getEnvInt("OPEN_SIGN_SKEW", 300)),
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OpenAPIDebug: debugOpen,
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LogFile: getEnv("LOG_FILE", "logs/app.log"),
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DeliveryBaseURL: getEnv("DELIVERY_BASE_URL", ""),
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DeliveryBFFBaseURL: getEnv("DELIVERY_BFF_BASE_URL", "https://www.jxya.top/bff-stg"),
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DeliveryChannel: getEnv("DELIVERY_CHANNEL", "dlc"),
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DeliveryLinkSecret: getEnv("DELIVERY_LINK_SECRET", getEnv("OPEN_API_SECRET", getEnv("JWT_SECRET", "affiliate-dash-dev-secret-change-me"))),
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DeliveryLinkTTLMinutes: getEnvInt("DELIVERY_LINK_TTL_MINUTES", 120),
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FulfillmentProcessingTimeoutMinutes: getEnvInt("FULFILLMENT_PROCESSING_TIMEOUT_MINUTES", 30),
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FulfillmentTimeoutScanIntervalSeconds: getEnvInt("FULFILLMENT_TIMEOUT_SCAN_INTERVAL_SECONDS", 60),
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CallbackMaxAttempts: getEnvInt("CALLBACK_MAX_ATTEMPTS", 16),
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CallbackPushTimeoutSeconds: getEnvInt("CALLBACK_PUSH_TIMEOUT_SECONDS", 15),
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CallbackRetryScheduleSeconds: getEnvIntList("CALLBACK_RETRY_SCHEDULE", nil),
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}
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}
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// getEnvIntList 解析逗号分隔的整数列表(如 "15,15,30,180");空串返回 nil。
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func getEnvIntList(key string, def []int) []int {
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v := os.Getenv(key)
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if v == "" {
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return def
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}
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var out []int
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for _, part := range strings.Split(v, ",") {
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n, err := strconv.Atoi(strings.TrimSpace(part))
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if err != nil || n < 1 {
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continue
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}
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out = append(out, n)
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}
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if len(out) == 0 {
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return def
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}
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return out
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}
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func getEnvBool(key string, def bool) bool {
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v := os.Getenv(key)
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if v == "" {
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return def
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}
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switch strings.ToLower(strings.TrimSpace(v)) {
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case "1", "true", "yes", "on":
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return true
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case "0", "false", "no", "off":
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return false
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default:
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return def
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}
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}
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// loadDotEnv 依次尝试常见路径,不覆盖已有环境变量
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func loadDotEnv() {
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var paths []string
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if wd, err := os.Getwd(); err == nil {
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paths = append(paths,
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filepath.Join(wd, ".env"),
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filepath.Join(wd, "..", ".env"), // 在 backend/ 下启动时读仓库根 .env
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filepath.Join(wd, "backend", ".env"), // 在仓库根启动时
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)
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}
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paths = append(paths, ".env")
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seen := map[string]struct{}{}
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for _, p := range paths {
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abs, err := filepath.Abs(p)
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if err != nil {
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continue
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}
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if _, ok := seen[abs]; ok {
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continue
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}
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seen[abs] = struct{}{}
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_ = godotenv.Load(abs) // 忽略不存在;不覆盖已在环境中的变量
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}
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}
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func getEnv(key, def string) string {
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if v := os.Getenv(key); v != "" {
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return v
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}
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return def
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}
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func getEnvInt(key string, def int) int {
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if v := os.Getenv(key); v != "" {
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if n, err := strconv.Atoi(v); err == nil {
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return n
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}
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}
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return def
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}
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