Files
gonic/cmd/gonic/main.go
2020-04-18 22:04:53 +01:00

84 lines
2.5 KiB
Go

package main
import (
"flag"
"fmt"
"log"
"os"
"regexp"
"time"
_ "github.com/jinzhu/gorm/dialects/sqlite"
"github.com/oklog/run"
"github.com/peterbourgon/ff"
"go.senan.xyz/gonic/db"
"go.senan.xyz/gonic/server"
"go.senan.xyz/gonic/version"
)
func main() {
set := flag.NewFlagSet(version.NAME, flag.ExitOnError)
listenAddr := set.String("listen-addr", "0.0.0.0:4747", "listen address (optional)")
musicPath := set.String("music-path", "", "path to music")
cachePath := set.String("cache-path", "/tmp/gonic_cache", "path to cache")
dbPath := set.String("db-path", "gonic.db", "path to database (optional)")
scanInterval := set.Int("scan-interval", 0, "interval (in minutes) to automatically scan music (optional)")
jukeboxEnabled := set.Bool("jukebox-enabled", false, "whether the subsonic jukebox api should be enabled (optional)")
proxyPrefix := set.String("proxy-prefix", "", "url path prefix to use if behind proxy. eg '/gonic' (optional)")
_ = set.String("config-path", "", "path to config (optional)")
showVersion := set.Bool("version", false, "show gonic version")
if err := ff.Parse(set, os.Args[1:],
ff.WithConfigFileFlag("config-path"),
ff.WithConfigFileParser(ff.PlainParser),
ff.WithEnvVarPrefix(version.NAME_UPPER),
); err != nil {
log.Fatalf("error parsing args: %v\n", err)
}
//
if *showVersion {
fmt.Println(version.VERSION)
os.Exit(0)
}
log.Printf("starting gonic %s\n", version.VERSION)
log.Printf("provided config\n")
set.VisitAll(func(f *flag.Flag) {
log.Printf(" %-15s %s\n", f.Name, f.Value)
})
if _, err := os.Stat(*musicPath); os.IsNotExist(err) {
log.Fatal("please provide a valid music directory")
}
if _, err := os.Stat(*cachePath); os.IsNotExist(err) {
if err := os.MkdirAll(*cachePath, os.ModePerm); err != nil {
log.Fatalf("couldn't create cache path: %v\n", err)
}
}
db, err := db.New(*dbPath)
if err != nil {
log.Fatalf("error opening database: %v\n", err)
}
defer db.Close()
//
proxyPrefixExpr := regexp.MustCompile(`^\/*(.*?)\/*$`)
*proxyPrefix = proxyPrefixExpr.ReplaceAllString(*proxyPrefix, `/$1`)
//
server := server.New(server.Options{
DB: db,
MusicPath: *musicPath,
CachePath: *cachePath,
ProxyPrefix: *proxyPrefix,
})
var g run.Group
g.Add(server.StartHTTP(*listenAddr))
if *scanInterval > 0 {
tickerDur := time.Duration(*scanInterval) * time.Minute
g.Add(server.StartScanTicker(tickerDur))
}
if *jukeboxEnabled {
g.Add(server.StartJukebox())
}
if err := g.Run(); err != nil {
log.Printf("error in job: %v", err)
}
}