add global config support

gen/default.go

@@ -0,0 +1,19 @@
+package gen
+
+var (
+	DefaultGlobalConfig = CaddyGlobalConfig{
+		Debug: false,
+		PortsConfig: CaddyGlobalPortsConfig{
+			AdminPort: "localhost:2019",
+			HTTPPort:  80,
+			HTTPSPort: 443,
+		},
+		Metrics: true,
+		LogConfig: CaddyGlobalLogConfig{
+			Level:             "INFO",
+			RotateSize:        "10MB",
+			RotateKeep:        "10",
+			RotateKeepForTime: "24h",
+		},
+	}
+)

gen/init.go

@@ -87,27 +87,6 @@ func Add80SiteConfig(cfg *config.Config, cdb *db.ConfigDB) error {
 		return err
 	}
 
-	/*
-		originConfig := db.CaddyfileConfig{
-			Domain:   ":80",
-			TmplType: "file_server",
-			FileServer: db.FileServerConfig{
-				FileDirPath:   cfg.Server.CaddyDir + "pages/demo",
-				EnableBrowser: false,
-			},
-			Log: db.LogConfig{
-				EnableLog: true,
-				LogDomain: ":80",
-			},
-			ErrorPage: db.ErrorPageConfig{
-				EnableErrorPage: true,
-			},
-			Encode: db.EncodeConfig{
-				EnableEncode: true,
-			},
-		}
-	*/
-
 	originGobData, err := EncodeGobConfig(siteConfig)
 	if err != nil {
 		return err
@@ -150,3 +129,52 @@ func Add80SiteConfig(cfg *config.Config, cdb *db.ConfigDB) error {
 
 	return nil
 }
+
+// 读入全局配置模板
+func ReadGlobalTmpl(dir string) ([]byte, error) {
+	// 读取目录下的caddyfile文件
+
+	content, err := os.ReadFile(filepath.Join(dir, "gtmpl", "caddyfile"))
+	if err != nil {
+		return nil, err
+	}
+
+	fmt.Printf("Read global template: %s\n", "caddyfile")
+	return content, nil
+}
+
+func SetGlobalConfig(cfg *config.Config, cdb *db.ConfigDB) error {
+	var config = DefaultGlobalConfig
+	paramsGob, err := EncodeGobConfig(config)
+	if err != nil {
+		return fmt.Errorf("encode gob config error: %w", err)
+	}
+
+	// 取出数据库内的tmpl
+	tmplContent, err := ReadGlobalTmpl(cfg.Server.CaddyDir)
+	if err != nil {
+		return fmt.Errorf("get global template error: %w", err)
+	}
+
+	renderedContent, err := RenderGlobalConfig(paramsGob, tmplContent)
+	if err != nil {
+		return fmt.Errorf("render global config error: %w", err)
+	}
+
+	//回写条目到数据库
+	err = cdb.SaveGlobalConfig(db.GlobalConfig{
+		Filename:        "caddyfile",
+		Params:          paramsGob,
+		TmplContent:     tmplContent,
+		RenderedContent: renderedContent,
+	})
+	if err != nil {
+		return fmt.Errorf("save global config error: %w", err)
+	}
+
+	err = os.WriteFile(cfg.Server.CaddyDir+"Caddyfile", renderedContent, 0644)
+	if err != nil {
+		return fmt.Errorf("write Caddyfile error: %w", err)
+	}
+	return nil
+}

gen/render.go

@@ -53,6 +53,27 @@ func RenderConfig(site string, cdb *db.ConfigDB) error {
 	return nil
 }
 
+func RenderGlobalConfig(paramsGob []byte, tmplContent []byte) ([]byte, error) {
+	// 渲染caddyfile
+	var globalConfig CaddyGlobalConfig
+	err := DecodeGobConfig(paramsGob, &globalConfig)
+	if err != nil {
+		return nil, fmt.Errorf("failed to decode global config params: %w", err)
+	}
+
+	parsedTmpl, parseErr := template.New("caddyfile").Parse(string(tmplContent))
+	if parseErr != nil {
+		return nil, fmt.Errorf("failed to parse global caddyfile template: %w", parseErr)
+	}
+
+	var renderedContentBuilder bytes.Buffer
+	if err := parsedTmpl.Execute(&renderedContentBuilder, globalConfig); err != nil {
+		return nil, fmt.Errorf("failed to render global caddyfile template: %w", err)
+	}
+
+	return renderedContentBuilder.Bytes(), nil
+}
+
 // 把caddycfg内容转为GOB
 func EncodeGobConfig(caddycfg any) ([]byte, error) {
 	var buf bytes.Buffer

gen/struct.go

@@ -55,11 +55,12 @@ type CaddyUniEncodeConfig struct {
 }
 
 type CaddyGlobalConfig struct {
-	Debug       bool                   `json:"debug"`
-	PortsConfig CaddyGlobalPortsConfig `json:"ports_config"`
-	Metrics     bool                   `json:"metrics"`
-	LogConfig   CaddyGlobalLogConfig   `json:"log_config"`
-	TLSConfig   CaddyGlobalTLSConfig   `json:"tls_config"`
+	Debug            bool                        `json:"debug"`
+	PortsConfig      CaddyGlobalPortsConfig      `json:"ports_config"`
+	Metrics          bool                        `json:"metrics"`
+	LogConfig        CaddyGlobalLogConfig        `json:"log_config"`
+	TLSConfig        CaddyGlobalTLSConfig        `json:"tls_config"`
+	TLSSnippetConfig CaddyGlobalSnippetTLSConfig `json:"tls_snippet_config"`
 }
 
 type CaddyGlobalPortsConfig struct {
@@ -88,8 +89,18 @@ var LogLevelList = map[string]struct{}{
 }
 
 type CaddyGlobalTLSConfig struct {
-	Provider string `json:"provider"`
-	Token    string `json:"token"`
+	EnableDNSChallenge bool   `json:"enable_dns_challenge"`
+	Provider           string `json:"provider"`
+	Token              string `json:"token"`
+	ECHOuterSNI        string `json:"echouter_sni"`
+	Email              string `json:"email"`
+}
+
+type CaddyGlobalSnippetTLSConfig struct {
+	EnableSiteTLSSnippet bool   `json:"enable_site_tls_snippet"`
+	Email                string `json:"email"`
+	Provider             string `json:"provider"`
+	Token                string `json:"token"`
 }
 
 // 维护一个提供商列表