mirror of
https://tildegit.org/solderpunk/molly-brown
synced 2024-04-27 11:55:01 +02:00
Further simplifications of config parsing code.
This commit is contained in:
Solderpunk
parent
f9585ff2b7
commit
eefb1bc3a6
119
config.go
119
config.go
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@ -71,90 +71,121 @@ func getConfig(filename string) (SysConfig, UserConfig, error) {
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}
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// Attempt to overwrite defaults from file
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_, err := toml.DecodeFile(filename, &sysConfig)
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sysConfig, err := readSysConfig(filename, sysConfig)
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if err != nil {
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return sysConfig, userConfig, err
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}
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_, err = toml.DecodeFile(filename, &userConfig)
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userConfig, err = readUserConfig(filename, userConfig, true)
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if err != nil {
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return sysConfig, userConfig, err
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}
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return sysConfig, userConfig, nil
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}
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func readSysConfig(filename string, config SysConfig) (SysConfig, error) {
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_, err := toml.DecodeFile(filename, &config)
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if err != nil {
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return config, err
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}
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// Force hostname to lowercase
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sysConfig.Hostname = strings.ToLower(sysConfig.Hostname)
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// Validate pseudo-enums
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switch userConfig.DirectorySort {
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case "Name", "Size", "Time":
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default:
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return sysConfig, userConfig, errors.New("Invalid DirectorySort value.")
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}
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config.Hostname = strings.ToLower(config.Hostname)
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// Absolutise paths
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sysConfig.DocBase, err = filepath.Abs(sysConfig.DocBase)
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config.DocBase, err = filepath.Abs(config.DocBase)
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if err != nil {
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return sysConfig, userConfig, err
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return config, err
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}
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sysConfig.CertPath, err = filepath.Abs(sysConfig.CertPath)
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config.CertPath, err = filepath.Abs(config.CertPath)
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if err != nil {
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return sysConfig, userConfig, err
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return config, err
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}
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sysConfig.KeyPath, err = filepath.Abs(sysConfig.KeyPath)
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config.KeyPath, err = filepath.Abs(config.KeyPath)
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if err != nil {
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return sysConfig, userConfig, err
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return config, err
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}
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if sysConfig.AccessLog != "" && sysConfig.AccessLog != "-" {
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sysConfig.AccessLog, err = filepath.Abs(sysConfig.AccessLog)
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if config.AccessLog != "" && config.AccessLog != "-" {
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config.AccessLog, err = filepath.Abs(config.AccessLog)
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if err != nil {
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return sysConfig, userConfig, err
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return config, err
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}
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}
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if sysConfig.ErrorLog != "" {
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sysConfig.ErrorLog, err = filepath.Abs(sysConfig.ErrorLog)
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if config.ErrorLog != "" {
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config.ErrorLog, err = filepath.Abs(config.ErrorLog)
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if err != nil {
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return sysConfig, userConfig, err
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return config, err
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}
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}
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// Absolutise CGI paths
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for index, cgiPath := range sysConfig.CGIPaths {
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for index, cgiPath := range config.CGIPaths {
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if !filepath.IsAbs(cgiPath) {
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sysConfig.CGIPaths[index] = filepath.Join(sysConfig.DocBase, cgiPath)
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config.CGIPaths[index] = filepath.Join(config.DocBase, cgiPath)
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}
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}
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// Expand CGI paths
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var cgiPaths []string
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for _, cgiPath := range sysConfig.CGIPaths {
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for _, cgiPath := range config.CGIPaths {
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expandedPaths, err := filepath.Glob(cgiPath)
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if err != nil {
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return sysConfig, userConfig, errors.New("Error expanding CGI path glob " + cgiPath + ": " + err.Error())
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return config, errors.New("Error expanding CGI path glob " + cgiPath + ": " + err.Error())
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}
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cgiPaths = append(cgiPaths, expandedPaths...)
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}
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sysConfig.CGIPaths = cgiPaths
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config.CGIPaths = cgiPaths
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// Absolutise SCGI paths
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for index, scgiPath := range sysConfig.SCGIPaths {
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sysConfig.SCGIPaths[index], err = filepath.Abs( scgiPath)
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for index, scgiPath := range config.SCGIPaths {
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config.SCGIPaths[index], err = filepath.Abs( scgiPath)
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if err != nil {
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return sysConfig, userConfig, err
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return config, err
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}
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}
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return config, nil
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}
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func readUserConfig(filename string, config UserConfig, requireValid bool) (UserConfig, error) {
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_, err := toml.DecodeFile(filename, &config)
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if err != nil {
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return config, err
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}
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// Validate pseudo-enums
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if requireValid {
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switch config.DirectorySort {
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case "Name", "Size", "Time":
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default:
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return config, errors.New("Invalid DirectorySort value.")
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}
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}
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// Validate redirects
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for _, value := range userConfig.TempRedirects {
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for key, value := range config.TempRedirects {
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if strings.Contains(value, "://") && !strings.HasPrefix(value, "gemini://") {
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return sysConfig, userConfig, errors.New("Invalid cross-protocol redirect to " + value)
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if requireValid {
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return config, errors.New("Invalid cross-protocol redirect to " + value)
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} else {
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log.Println("Ignoring cross-protocol redirect to " + value + " in .molly file " + filename)
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delete(config.TempRedirects, key)
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}
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}
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}
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for _, value := range userConfig.PermRedirects {
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for key, value := range config.PermRedirects {
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if strings.Contains(value, "://") && !strings.HasPrefix(value, "gemini://") {
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return sysConfig, userConfig, errors.New("Ignoring cross-protocol redirect to " + value)
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if requireValid {
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return config, errors.New("Invalid cross-protocol redirect to " + value)
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} else {
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log.Println("Ignoring cross-protocol redirect to " + value + " in .molly file " + filename)
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delete(config.PermRedirects, key)
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}
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}
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}
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return sysConfig, userConfig, nil
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return config, nil
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}
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func parseMollyFiles(path string, docBase string, config UserConfig) UserConfig {
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@ -191,27 +222,11 @@ func parseMollyFiles(path string, docBase string, config UserConfig) UserConfig
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continue
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}
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// If the file exists and we can read it, try to parse it
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_, err = toml.DecodeFile(mollyPath, &config)
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newConfig, err = readUserConfig(mollyPath, config, false)
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if err != nil {
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log.Println("Error parsing .molly file " + mollyPath + ": " + err.Error())
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continue
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}
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for key, value := range config.TempRedirects {
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if strings.Contains(value, "://") && !strings.HasPrefix(value, "gemini://") {
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log.Println("Ignoring cross-protocol redirect to " + value + " in .molly file " + mollyPath)
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continue
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}
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config.TempRedirects[key] = value
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}
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for key, value := range config.PermRedirects {
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if strings.Contains(value, "://") && !strings.HasPrefix(value, "gemini://") {
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log.Println("Ignoring cross-protocol redirect to " + value + " in .molly file " + mollyPath)
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continue
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}
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config.PermRedirects[key] = value
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}
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}
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return config
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