49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
package forward
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import (
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"log"
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"os"
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"path/filepath"
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"github.com/joho/godotenv"
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)
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// LoadEnvFiles 从多个候选路径加载 .env（不覆盖已存在的 OS 环境变量）。
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// 查找顺序：CWD → programDir → programDir/..
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func LoadEnvFiles() bool {
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candidates := envFileCandidates()
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for _, p := range candidates {
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if _, err := os.Stat(p); err != nil {
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continue
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}
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if err := godotenv.Load(p); err != nil {
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log.Printf("[forward] 加载 %s 失败: %v", p, err)
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continue
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}
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log.Printf("[forward] 已加载 %s", p)
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return true
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}
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log.Print("[forward] 未找到 .env，将使用环境变量或代码默认值；请复制 .env.example 为 .env 并配置 SUPERVISE_TARGET_URL / FILE_TARGET_URL")
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return false
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}
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func envFileCandidates() []string {
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seen := make(map[string]struct{})
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var out []string
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add := func(p string) {
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p = filepath.Clean(p)
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if _, ok := seen[p]; ok {
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return
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}
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seen[p] = struct{}{}
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out = append(out, p)
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}
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if wd, err := os.Getwd(); err == nil && wd != "" {
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add(filepath.Join(wd, ".env"))
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}
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base := programDir()
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add(filepath.Join(base, ".env"))
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add(filepath.Join(base, "..", ".env"))
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return out
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}
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