roulette/cmd/root.go

130 lines
4.7 KiB
Go

/*
Copyright © 2023 Seednode <seednode@seedno.de>
*/
package cmd
import (
"log"
"math"
"github.com/spf13/cobra"
)
const (
ReleaseVersion string = "0.97.0"
)
var (
All bool
Audio bool
Bind string
Cache bool
CacheFile string
CaseSensitive bool
Code bool
CodeTheme string
ExitOnError bool
Filtering bool
Flash bool
Handlers bool
Images bool
Info bool
MaxDirScans int
MaxFileScans int
MaxFileCount int
MinFileCount int
PageLength int
Port int
Prefix string
Profile bool
Recursive bool
Refresh bool
Russian bool
Sorting bool
Text bool
Verbose bool
Version bool
Videos bool
rootCmd = &cobra.Command{
Use: "roulette <path> [path]...",
Short: "Serves random media from the specified directories.",
Args: cobra.MinimumNArgs(1),
PreRunE: func(cmd *cobra.Command, args []string) error {
switch {
case MaxDirScans < 1 || MaxFileScans < 1 || MaxDirScans > math.MaxInt32 || MaxFileScans > math.MaxInt32:
return ErrInvalidScanCount
case MaxFileCount < 1 || MinFileCount < 1 || MaxFileCount > math.MaxInt32 || MinFileCount > math.MaxInt32:
return ErrInvalidFileCountValue
case MinFileCount > MaxFileCount:
return ErrInvalidFileCountRange
case Port < 1 || Port > 65535:
return ErrInvalidPort
}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
err := ServePage(args)
if err != nil {
return err
}
return nil
},
}
)
func Execute() {
err := rootCmd.Execute()
if err != nil {
log.Fatal(err)
}
}
func init() {
rootCmd.Flags().BoolVarP(&All, "all", "a", false, "enable all supported file types")
rootCmd.Flags().BoolVar(&Audio, "audio", false, "enable support for audio files")
rootCmd.Flags().StringVarP(&Bind, "bind", "b", "0.0.0.0", "address to bind to")
rootCmd.Flags().BoolVarP(&Cache, "cache", "c", false, "generate directory cache at startup")
rootCmd.Flags().StringVar(&CacheFile, "cache-file", "", "path to optional persistent cache file")
rootCmd.Flags().BoolVar(&CaseSensitive, "case-sensitive", false, "use case-sensitive matching for filters")
rootCmd.Flags().BoolVar(&Code, "code", false, "enable support for source code files")
rootCmd.Flags().StringVar(&CodeTheme, "code-theme", "solarized-dark256", "theme for source code syntax highlighting")
rootCmd.Flags().BoolVar(&ExitOnError, "exit-on-error", false, "shut down webserver on error, instead of just printing the error")
rootCmd.Flags().BoolVarP(&Filtering, "filter", "f", false, "enable filtering")
rootCmd.Flags().BoolVar(&Flash, "flash", false, "enable support for shockwave flash files (via ruffle.rs)")
rootCmd.Flags().BoolVar(&Handlers, "handlers", false, "display registered handlers (for debugging)")
rootCmd.Flags().BoolVar(&Images, "images", false, "enable support for image files")
rootCmd.Flags().BoolVarP(&Info, "info", "i", false, "expose informational endpoints")
rootCmd.Flags().IntVar(&MaxDirScans, "max-directory-scans", 32, "number of directories to scan at once")
rootCmd.Flags().IntVar(&MaxFileScans, "max-file-scans", 256, "number of files to scan at once")
rootCmd.Flags().IntVar(&MaxFileCount, "max-file-count", math.MaxInt32, "skip directories with file counts above this value")
rootCmd.Flags().IntVar(&MinFileCount, "min-file-count", 1, "skip directories with file counts below this value")
rootCmd.Flags().IntVar(&PageLength, "page-length", 0, "pagination length for info pages")
rootCmd.Flags().IntVarP(&Port, "port", "p", 8080, "port to listen on")
rootCmd.Flags().StringVar(&Prefix, "prefix", "/", "root path for http handlers (for reverse proxying)")
rootCmd.Flags().BoolVar(&Profile, "profile", false, "register net/http/pprof handlers")
rootCmd.Flags().BoolVarP(&Recursive, "recursive", "r", false, "recurse into subdirectories")
rootCmd.Flags().BoolVar(&Refresh, "refresh", false, "enable automatic page refresh via query parameter")
rootCmd.Flags().BoolVar(&Russian, "russian", false, "remove selected images after serving")
rootCmd.Flags().BoolVarP(&Sorting, "sort", "s", false, "enable sorting")
rootCmd.Flags().BoolVar(&Text, "text", false, "enable support for text files")
rootCmd.Flags().BoolVarP(&Verbose, "verbose", "v", false, "log accessed files and other information to stdout")
rootCmd.Flags().BoolVarP(&Version, "version", "V", false, "display version and exit")
rootCmd.Flags().BoolVar(&Videos, "video", false, "enable support for video files")
rootCmd.Flags().SetInterspersed(true)
rootCmd.CompletionOptions.HiddenDefaultCmd = true
rootCmd.SilenceErrors = true
rootCmd.SetHelpCommand(&cobra.Command{
Hidden: true,
})
rootCmd.SetVersionTemplate("roulette v{{.Version}}\n")
rootCmd.Version = ReleaseVersion
}