Added option to scan at startup.

README.md

@@ -161,7 +161,8 @@ view the admin UI at http://localhost:4747
 | `GONIC_TLS_KEY`         | `-tls-key`         | **optional** path to a TLS key (enables HTTPS listening)                                                    |
 | `GONIC_PROXY_PREFIX`    | `-proxy-prefix`    | **optional** url path prefix to use if behind reverse proxy. eg `/gonic` (see example configs below)        |
 | `GONIC_SCAN_INTERVAL`   | `-scan-interval`   | **optional** interval (in minutes) to check for new music (automatic scanning disabled if omitted)          |
-| `GONIC_SCAN_WATCHER `   | `-scan-watcher-enabled` | **optional** whether to watch file system for new music and rescan         |
+| `GONIC_SCAN_AT_START_ENABLED`   | `-scan-at-start-enabled`   | **optional** whether to perform an initial scan at startup          |
+| `GONIC_SCAN_WATCHER_ENABLED `   | `-scan-watcher-enabled` | **optional** whether to watch file system for new music and rescan         |
 | `GONIC_JUKEBOX_ENABLED` | `-jukebox-enabled` | **optional** whether the subsonic [jukebox api](https://airsonic.github.io/docs/jukebox/) should be enabled |
 | `GONIC_GENRE_SPLIT`     | `-genre-split`     | **optional** a string or character to split genre tags on for multi-genre support (eg. `;`)                 |
 

cmd/gonic/gonic.go

@@ -1,4 +1,5 @@
 // Package main is the gonic server entrypoint
+//
 //nolint:lll // flags help strings
 package main
 
@@ -36,6 +37,7 @@ func main() {
 	confCachePath := set.String("cache-path", "", "path to cache")
 	confDBPath := set.String("db-path", "gonic.db", "path to database (optional)")
 	confScanInterval := set.Int("scan-interval", 0, "interval (in minutes) to automatically scan music (optional)")
+	confScanAtStart := set.Bool("scan-at-start-enabled", false, "whether to perform an initial scan at startup")
 	confScanWatcher := set.Bool("scan-watcher-enabled", false, "whether to watch file system for new music and rescan (optional)")
 	confJukeboxEnabled := set.Bool("jukebox-enabled", false, "whether the subsonic jukebox api should be enabled (optional)")
 	confProxyPrefix := set.String("proxy-prefix", "", "url path prefix to use if behind proxy. eg '/gonic' (optional)")
@@ -141,6 +143,9 @@ func main() {
 	if *confJukeboxEnabled {
 		g.Add(server.StartJukebox())
 	}
+	if *confScanAtStart {
+		server.ScanAtStart()
+	}
 
 	if err := g.Run(); err != nil {
 		log.Panicf("error in job: %v", err)

server/server.go

@@ -344,6 +344,12 @@ func (s *Server) StartScanTicker(dur time.Duration) (FuncExecute, FuncInterrupt)
 		}
 }
 
+func (s *Server) ScanAtStart() {
+	if _, err := s.scanner.ScanAndClean(scanner.ScanOptions{}); err != nil {
+		log.Printf("error scanning: %v", err)
+	}
+}
+
 func (s *Server) StartScanWatcher() (FuncExecute, FuncInterrupt) {
 	return func() error {
 			log.Printf("starting job 'scan watcher'\n")