Initial commit

main.go

@@ -0,0 +1,107 @@
+/*
+ * Copyright 2021 Synology Inc.
+ */
+
+package main
+
+import (
+	"os"
+	"os/signal"
+	"syscall"
+	"github.com/spf13/cobra"
+	log "github.com/sirupsen/logrus"
+
+	"github.com/SynologyOpenSource/synology-csi/pkg/driver"
+	"github.com/SynologyOpenSource/synology-csi/pkg/dsm/common"
+	"github.com/SynologyOpenSource/synology-csi/pkg/dsm/service"
+	"github.com/SynologyOpenSource/synology-csi/pkg/logger"
+)
+
+var (
+	// CSI options
+	csiNodeID         = "CSINode"
+	csiEndpoint       = "unix:///var/lib/kubelet/plugins/" + driver.DriverName + "/csi.sock"
+	csiClientInfoPath = "/etc/synology/client-info.yml"
+	// Logging
+	logLevel    = "info"
+	webapiDebug = false
+)
+
+var rootCmd = &cobra.Command{
+	Use:   "synology-csi-driver",
+	Short: "Synology CSI Driver",
+	SilenceUsage: true,
+	RunE:  func(cmd *cobra.Command, args []string) error {
+		if webapiDebug {
+			logger.WebapiDebug = true
+			logLevel = "debug"
+		}
+		logger.Init(logLevel)
+
+		err := driverStart()
+		if err != nil {
+			log.Errorf("Failed to driverStart(): %v", err)
+			return err
+		}
+		return nil
+	},
+}
+
+func driverStart() error {
+	log.Infof("CSI Options = {%s, %s, %s}", csiNodeID, csiEndpoint, csiClientInfoPath)
+
+	dsmService := service.NewDsmService()
+
+	// 1. Login DSMs by given ClientInfo
+	info, err := common.LoadConfig(csiClientInfoPath)
+	if err != nil {
+		log.Errorf("Failed to read config: %v", err)
+		return err
+	}
+
+	for _, client := range info.Clients {
+		err := dsmService.AddDsm(client)
+		if err != nil {
+			log.Errorf("Failed to add DSM: %s, error: %v", client.Host, err)
+		}
+	}
+	defer dsmService.RemoveAllDsms()
+
+	// 2. Create and Run the Driver
+	drv, err := driver.NewControllerAndNodeDriver(csiNodeID, csiEndpoint, dsmService)
+	if err != nil {
+		log.Errorf("Failed to create driver: %v", err)
+		return err
+	}
+	drv.Activate()
+
+	c := make(chan os.Signal, 1)
+	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
+	// Block until a signal is received.
+	<-c
+	log.Infof("Shutting down.")
+	return nil
+}
+
+func main() {
+	addFlags(rootCmd)
+
+	if err := rootCmd.Execute(); err != nil {
+		os.Exit(1)
+	}
+
+	os.Exit(0)
+}
+
+func addFlags(cmd *cobra.Command) {
+	cmd.PersistentFlags().StringVar(&csiNodeID, "nodeid", csiNodeID, "Node ID")
+	cmd.PersistentFlags().StringVarP(&csiEndpoint, "endpoint", "e", csiEndpoint, "CSI endpoint")
+	cmd.PersistentFlags().StringVarP(&csiClientInfoPath, "client-info", "f", csiClientInfoPath, "Path of Synology config yaml file")
+	cmd.PersistentFlags().StringVar(&logLevel, "log-level", logLevel, "Log level (debug, info, warn, error, fatal)")
+	cmd.PersistentFlags().BoolVarP(&webapiDebug, "debug", "d", webapiDebug, "Enable webapi debugging logs")
+
+	cmd.MarkFlagRequired("endpoint")
+	cmd.MarkFlagRequired("client-info")
+	cmd.Flags().SortFlags = false
+	cmd.PersistentFlags().SortFlags = false
+}