Files
gonic/cmd/gonic/main.go
2020-03-12 01:25:23 +00:00

70 lines
2.2 KiB
Go

package main
import (
"flag"
"fmt"
"log"
"os"
"regexp"
"time"
_ "github.com/jinzhu/gorm/dialects/sqlite"
"github.com/peterbourgon/ff"
"senan.xyz/g/gonic/db"
"senan.xyz/g/gonic/server"
"senan.xyz/g/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)")
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)
}
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`)
serverOptions := server.Options{
DB: db,
MusicPath: *musicPath,
CachePath: *cachePath,
ListenAddr: *listenAddr,
ScanInterval: time.Duration(*scanInterval) * time.Minute,
ProxyPrefix: *proxyPrefix,
}
log.Printf("using opts %+v\n", serverOptions)
s := server.New(serverOptions)
log.Printf("starting server at %s", *listenAddr)
if err := s.Start(); err != nil {
log.Fatalf("error starting server: %v\n", err)
}
}