132 lines
2.9 KiB
Go
132 lines
2.9 KiB
Go
package commands
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import (
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"context"
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"fmt"
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"os"
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"os/signal"
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"strconv"
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"syscall"
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"time"
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"github.com/photoprism/photoprism/internal/config"
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"github.com/photoprism/photoprism/internal/server"
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"github.com/photoprism/photoprism/internal/util"
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"github.com/sevlyar/go-daemon"
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"github.com/urfave/cli"
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)
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// Starts web server (user interface)
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var StartCommand = cli.Command{
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Name: "start",
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Usage: "Starts web server",
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Flags: startFlags,
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Action: startAction,
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}
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var startFlags = []cli.Flag{
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cli.BoolFlag{
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Name: "detach-server, d",
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Usage: "detach from the console (daemon mode)",
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EnvVar: "PHOTOPRISM_DETACH_SERVER",
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},
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cli.BoolFlag{
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Name: "config, c",
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Usage: "show config",
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},
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}
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func startAction(ctx *cli.Context) error {
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conf := config.NewConfig(ctx)
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if err := conf.CreateDirectories(); err != nil {
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return err
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}
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if ctx.IsSet("config") {
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fmt.Printf("NAME VALUE\n")
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fmt.Printf("detach-server %t\n", conf.DetachServer())
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fmt.Printf("sql-host %s\n", conf.SqlServerHost())
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fmt.Printf("sql-port %d\n", conf.SqlServerPort())
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fmt.Printf("sql-password %s\n", conf.SqlServerPassword())
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fmt.Printf("sql-path %s\n", conf.SqlServerPath())
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fmt.Printf("http-host %s\n", conf.HttpServerHost())
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fmt.Printf("http-port %d\n", conf.HttpServerPort())
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fmt.Printf("http-mode %s\n", conf.HttpServerMode())
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return nil
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}
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// pass this context down the chain
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cctx, cancel := context.WithCancel(context.Background())
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if conf.HttpServerPort() < 1 || conf.HttpServerPort() > 65535 {
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log.Fatal("server port must be a number between 1 and 65535")
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}
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if err := conf.CreateDirectories(); err != nil {
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log.Fatal(err)
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}
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if err := conf.Init(cctx); err != nil {
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log.Fatal(err)
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}
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conf.MigrateDb()
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dctx := new(daemon.Context)
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dctx.LogFileName = conf.LogFilename()
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dctx.PidFileName = conf.PIDFilename()
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dctx.Args = ctx.Args()
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if !daemon.WasReborn() && conf.DetachServer() {
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conf.Shutdown()
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cancel()
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if pid, ok := childAlreadyRunning(conf.PIDFilename()); ok {
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log.Infof("daemon already running with process id %v\n", pid)
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return nil
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}
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child, err := dctx.Reborn()
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if err != nil {
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log.Fatal(err)
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}
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if child != nil {
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if !util.Overwrite(conf.PIDFilename(), []byte(strconv.Itoa(child.Pid))) {
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log.Fatalf("failed writing process id to \"%s\"", conf.PIDFilename())
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}
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log.Infof("daemon started with process id %v\n", child.Pid)
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return nil
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}
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}
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log.Infof("starting web server at %s:%d", conf.HttpServerHost(), conf.HttpServerPort())
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if conf.ReadOnly() {
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log.Infof("read-only mode enabled")
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}
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go server.Start(cctx, conf)
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quit := make(chan os.Signal)
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signal.Notify(quit, syscall.SIGINT, syscall.SIGTERM)
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<-quit
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log.Info("shutting down...")
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conf.Shutdown()
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cancel()
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err := dctx.Release()
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if err != nil {
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log.Error(err)
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}
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time.Sleep(3 * time.Second)
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return nil
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}
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