main.go
No OneTemporary
Actions

Size

5 KB

Subscribers

None

main.go
View Options

	/* (c) 2019, Blender Foundation - Sybren A. Stüvel
	*
	* Permission is hereby granted, free of charge, to any person obtaining
	* a copy of this software and associated documentation files (the
	* "Software"), to deal in the Software without restriction, including
	* without limitation the rights to use, copy, modify, merge, publish,
	* distribute, sublicense, and/or sell copies of the Software, and to
	* permit persons to whom the Software is furnished to do so, subject to
	* the following conditions:
	*
	* The above copyright notice and this permission notice shall be
	* included in all copies or substantial portions of the Software.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
	* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
	* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
	* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
	* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
	*/

	package main

	import (
	"fmt"
	"net/http"
	"os"
	"os/signal"
	"strings"
	"syscall"
	"time"

	log "github.com/sirupsen/logrus"

	"github.com/armadillica/flamenco-manager/flamenco"
	"github.com/armadillica/flamenco-manager/jwtauth"
	"github.com/armadillica/flamenco-manager/shaman"
	"github.com/armadillica/flamenco-manager/websetup"
	"github.com/gorilla/mux"
	)

	var applicationVersion = "set-during-build"

	func garbageCollectMode() {
	config.Shaman.GarbageCollect.SilentlyDisable = true
	shamanServer = shaman.NewServer(config.Shaman, jwtauth.AlwaysDeny{})
	stats := shamanServer.GCStorage(!cliArgs.iKnowWhatIAmDoing)
	log.Debugf("ran GC: %#v", stats)
	}

	func showStartup() {
	// This always has to be logged.
	oldLevel := log.GetLevel()
	defer log.SetLevel(oldLevel)
	log.SetLevel(log.InfoLevel)
	log.WithField("version", applicationVersion).Info("Starting Flamenco Manager")

	if cliArgs.verbose {
	log.Warning("The -verbose CLI argument is deprecated. INFO-level logging is " +
	"enabled by default; use -quiet to only see warnings and errors.")
	}
	}

	func showFlamencoServerURL() {
	if config.Flamenco == nil {
	log.Warning("no Flamenco Server URL configured")
	return
	}

	// This always has to be logged.
	oldLevel := log.GetLevel()
	defer log.SetLevel(oldLevel)
	log.SetLevel(log.InfoLevel)
	log.WithField("url", config.Flamenco.String()).Info("Flamenco Server URL")
	}

	func main() {
	parseCliArgs()
	if cliArgs.version {
	fmt.Println(applicationVersion)
	return
	}

	configLogging()
	showStartup()
	platformSpecificPostStartup()

	defer func() {
	// If there was a panic, make sure we log it before quitting.
	if r := recover(); r != nil {
	log.Panic(r)
	}
	}()

	var err error
	config, err = flamenco.GetConf()
	if err != nil {
	if os.IsNotExist(err) {
	log.Warning("Flamenco Manager configuration file not found, entering setup mode.")
	cliArgs.setup = true
	} else {
	log.WithError(err).Fatal("Unable to load configuration")
	}
	}
	if strings.TrimSpace(cliArgs.mode) != "" {
	config.OverrideMode(cliArgs.mode)
	} else {
	log.WithField("mode", config.Mode).Info("Run mode")
	}
	showFlamencoServerURL()

	var router *mux.Router
	var setup *websetup.Routes
	if cliArgs.setup {
	setup, router, err = setupMode()
	} else if cliArgs.garbageCollect {
	garbageCollectMode()
	return
	} else {
	router, err = normalMode()
	}
	if err != nil {
	log.WithError(err).Fatal("There was an error setting up Flamenco Manager for operation")
	}

	// Create the HTTP server before allowing the shutdown signal Handler
	// to exist. This prevents a race condition when Ctrl+C is pressed after
	// the http.Server is created, but before it is assigned to httpServer.
	httpServer = &http.Server{
	Addr: config.Listen,
	Handler: router,
	ReadTimeout: 15 * time.Second,
	}

	shutdownComplete = make(chan struct{})
	httpShutdownComplete = make(chan struct{})

	// Handle Ctrl+C
	c := make(chan os.Signal, 1)
	signal.Notify(c, os.Interrupt)
	signal.Notify(c, syscall.SIGTERM)
	go func() {
	for signum := range c {
	// Run the shutdown sequence in a goroutine, so that multiple Ctrl+C presses can be handled in parallel.
	go shutdown(signum)
	}
	}()

	// Register the restart function when we're in setup mode
	doRestartAfterShutdown := false
	if setup != nil {
	setup.RestartFunction = func() {
	doRestartAfterShutdown = true
	cliArgs.setup = false // The Web Setup restarts to the Dashboard.
	shutdown(os.Interrupt)
	}
	}
	if dashboard != nil {
	dashboard.RestartFunction = func() {
	doRestartAfterShutdown = true
	cliArgs.setup = true // The Dashboard restarts to the Web Setup.
	shutdown(os.Interrupt)
	}
	}

	// Fall back to insecure server if TLS certificate/key is not defined.
	var httpError error
	if config.HasTLS() {
	httpError = httpServer.ListenAndServeTLS(config.TLSCert, config.TLSKey)
	} else {
	httpError = httpServer.ListenAndServe()
	}
	log.WithError(httpError).Warning("HTTP server stopped")
	close(httpShutdownComplete)

	log.Info("Waiting for shutdown to complete.")

	<-shutdownComplete

	if doRestartAfterShutdown {
	log.Warning("Restarting Flamenco Server")
	restart()
	}
	}

File Metadata

Mime Type: text/x-c
Expires: Wed, Jan 27, 9:52 PM (2 d)
Storage Engine: local-disk
Storage Format: Raw Data
Storage Handle: ac/5c/0696ab247aebe7fd1a0a72d7f2b8

main.goNo OneTemporaryActions

main.goView Options

File Metadata

Event Timeline

main.go
No OneTemporary
Actions

main.go
View Options