2ead66f012
- Move gemini URL parsing from common/ to gemini/ package - Add structured status codes in gemini/status_codes.go - Improve error handling with proper Gemini status codes - Update configuration field naming (Listen -> ListenAddr) - Add UTF-8 validation for URLs - Enhance security with better path validation - Add CLAUDE.md for development guidance - Include example content in srv/ directory - Update build system to use standard shell
70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
package config
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import (
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"flag"
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"fmt"
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"log/slog"
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"os"
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"strings"
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)
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// Config holds the application configuration loaded from CLI flags.
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type Config struct {
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LogLevel slog.Level // Logging level (debug, info, warn, error)
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ResponseTimeout int // Timeout for responses in seconds
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RootPath string // Path to serve files from
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DirIndexingEnabled bool // Allow client to browse directories or not
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ListenAddr string // Address to listen on
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}
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var CONFIG Config //nolint:gochecknoglobals
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// parseLogLevel parses a log level string into slog.Level
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func parseLogLevel(level string) (slog.Level, error) {
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switch strings.ToLower(level) {
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case "debug":
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return slog.LevelDebug, nil
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case "info":
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return slog.LevelInfo, nil
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case "warn", "warning":
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return slog.LevelWarn, nil
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case "error":
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return slog.LevelError, nil
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default:
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return slog.LevelInfo, fmt.Errorf("invalid log level: %s", level)
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}
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}
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// GetConfig loads and validates configuration from CLI flags
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func GetConfig() *Config {
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// Define CLI flags with defaults
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logLevel := flag.String("log-level", "info", "Logging level (debug, info, warn, error)")
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responseTimeout := flag.Int("response-timeout", 30, "Timeout for responses in seconds")
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rootPath := flag.String("root-path", "", "Path to serve files from")
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dirIndexing := flag.Bool("dir-indexing", false, "Allow client to browse directories")
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listen := flag.String("listen", "localhost:1965", "Address to listen on")
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flag.Parse()
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// Parse and validate log level
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level, err := parseLogLevel(*logLevel)
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if err != nil {
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_, _ = fmt.Fprintf(os.Stderr, "Invalid log level '%s': must be one of: debug, info, warn, error\n", *logLevel)
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os.Exit(1)
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}
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// Validate response timeout
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if *responseTimeout <= 0 {
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_, _ = fmt.Fprintf(os.Stderr, "Invalid response timeout '%d': must be positive\n", *responseTimeout)
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os.Exit(1)
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}
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return &Config{
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LogLevel: level,
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ResponseTimeout: *responseTimeout,
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RootPath: *rootPath,
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DirIndexingEnabled: *dirIndexing,
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ListenAddr: *listen,
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}
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}
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