init

2019-12-04 17:15:11 +01:00
commit d9e7f1a986
64 changed files with 6442 additions and 0 deletions
@@ -0,0 +1,107 @@
+package command
+
+import (
+	"os"
+	"strings"
+
+	"github.com/micro/cli"
+	"github.com/micro/go-micro/util/log"
+	"github.com/owncloud/ocis-graph/pkg/config"
+	"github.com/owncloud/ocis-graph/pkg/flagset"
+	"github.com/owncloud/ocis-graph/pkg/version"
+	"github.com/spf13/viper"
+)
+
+// Execute is the entry point for the ocis-graph command.
+func Execute() error {
+	cfg := config.New()
+
+	app := &cli.App{
+		Name:     "ocis-graph",
+		Version:  version.String,
+		Usage:    "Example service for Reva/oCIS",
+		Compiled: version.Compiled(),
+
+		Authors: []cli.Author{
+			{
+				Name:  "ownCloud GmbH",
+				Email: "support@owncloud.com",
+			},
+		},
+
+		Flags: flagset.RootWithConfig(cfg),
+
+		Before: func(c *cli.Context) error {
+			NewLogger(cfg)
+
+			viper.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
+			viper.SetEnvPrefix("graph")
+			viper.AutomaticEnv()
+
+			if c.IsSet("config-file") {
+				viper.SetConfigFile(c.String("config-file"))
+			} else {
+				viper.SetConfigName("graph")
+
+				viper.AddConfigPath("/etc/ocis")
+				viper.AddConfigPath("$HOME/.ocis")
+				viper.AddConfigPath("./config")
+			}
+
+			if err := viper.ReadInConfig(); err != nil {
+				switch err.(type) {
+				case viper.ConfigFileNotFoundError:
+					log.Info("Continue without config")
+				case viper.UnsupportedConfigError:
+					log.Fatalf("Unsupported config type: %w", err)
+				default:
+					log.Fatalf("Failed to read config: %w", err)
+				}
+			}
+
+			if err := viper.Unmarshal(&cfg); err != nil {
+				log.Fatalf("Failed to parse config: %w", err)
+			}
+
+			return nil
+		},
+
+		Commands: []cli.Command{
+			Server(cfg),
+			Health(cfg),
+		},
+	}
+
+	cli.HelpFlag = &cli.BoolFlag{
+		Name:  "help,h",
+		Usage: "Show the help",
+	}
+
+	cli.VersionFlag = &cli.BoolFlag{
+		Name:  "version,v",
+		Usage: "Print the version",
+	}
+
+	return app.Run(os.Args)
+}
+
+func NewLogger(cfg *config.Config) {
+	switch strings.ToLower(cfg.Log.Level) {
+	case "fatal":
+		log.SetLevel(log.LevelFatal)
+	case "error":
+		log.SetLevel(log.LevelError)
+	case "info":
+		log.SetLevel(log.LevelInfo)
+	case "warn":
+		log.SetLevel(log.LevelWarn)
+	case "debug":
+		log.SetLevel(log.LevelDebug)
+	case "trace":
+		log.SetLevel(log.LevelTrace)
+	default:
+		log.SetLevel(log.LevelInfo)
+	}
+
+	log.Name("graph")
+}