wip

mangezmieux-backend/cmd/root.go

@@ -0,0 +1,106 @@
+package cmd
+
+import (
+	"fmt"
+	"mangezmieux-backend/configuration"
+	"mangezmieux-backend/internal/logger"
+	"os"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+const (
+	// Log.
+	parameterLogLevel  = "loglevel"
+	parameterLogFormat = "logformat"
+
+	defaultLogLevel  = "debug"
+	defaultLogFormat = "text"
+
+	// Mock.
+	parameterMock = "mock"
+
+	defaultMock = true
+
+	// Router.
+	parameterPort = "port"
+	defaultPort   = "8080"
+
+	// DATABASE.
+	parameterPostgresDBName   = "postgresdbname"
+	defaultPostgresDBName     = "mangezmieux"
+	parameterPostgresDBSchema = "postgresdbschema"
+	defaultPostgresDBSchema   = "mangezmieux"
+	parameterPostgresHost     = "postgreshost"
+	defaultPostgresHost       = "localhost"
+	parameterPostgresUser     = "postgresuser"
+	defaultPostgresUser       = "postgres"
+	parameterPostgresPwd      = "postgrespwd"
+	defaultPostgresPwd        = "mysecretpassword"
+)
+
+var (
+	config = &configuration.Config{}
+
+	cfgFile string
+	// GITHASH : Stores the git revision to be displayed.
+	GITHASH string
+	// VERSION : Stores the binary version to be displayed.
+	VERSION string
+
+	// rootCmd represents the base command when called without any subcommands.
+	rootCmd = &cobra.Command{
+		Use:     "mangezmieux",
+		Short:   "mangezmieux",
+		Version: fmt.Sprintf("%s (%s)", VERSION, GITHASH),
+	}
+)
+
+// Execute adds all child commands to the root command and sets flags appropriately.
+// This is called by main.main(). It only needs to happen once to the rootCmd.
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		logger.GetLogger().Error(err)
+		os.Exit(1)
+	}
+}
+
+func init() {
+	rootCmd.AddCommand(serveCmd)
+
+	// Here you will define your flags and configuration settings.
+	// Cobra supports persistent flags, which, if defined here,
+	// will be global for your application.
+	rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.mangezmieux.yaml)")
+}
+
+// initConfig reads in config file and ENV variables if set.
+func initConfig() {
+	if cfgFile != "" {
+		// Use config file from the flag.
+		viper.SetConfigFile(cfgFile)
+	}
+
+	viper.AutomaticEnv() // read in environment variables that match
+
+	// If a config file is found, read it in.
+	if err := viper.ReadInConfig(); err == nil {
+		logger.GetLogger().Info("Using config file:", viper.ConfigFileUsed())
+	}
+
+	config.Mock = viper.GetBool(parameterMock)
+
+	config.Port = viper.GetString(parameterPort)
+
+	config.LogLevel = viper.GetString(parameterLogLevel)
+	config.LogFormat = viper.GetString(parameterLogFormat)
+
+	config.PostgresDBName = viper.GetString(parameterPostgresDBName)
+	config.PostgresDBSchema = viper.GetString(parameterPostgresDBSchema)
+	config.PostgresHost = viper.GetString(parameterPostgresHost)
+	config.PostgresUser = viper.GetString(parameterPostgresUser)
+	config.PostgresPwd = viper.GetString(parameterPostgresPwd)
+
+	config.Version = VERSION
+}

mangezmieux-backend/cmd/serve.go

@@ -0,0 +1,91 @@
+package cmd
+
+import (
+	"fmt"
+	"mangezmieux-backend/internal/acl"
+	aclKey "mangezmieux-backend/internal/acl/key"
+	"mangezmieux-backend/internal/acl/service"
+
+	"mangezmieux-backend/internal/ginserver"
+	"mangezmieux-backend/internal/health"
+	"mangezmieux-backend/internal/injector"
+	"mangezmieux-backend/internal/jwt"
+	"mangezmieux-backend/internal/logger"
+	"mangezmieux-backend/internal/postgres"
+	"mangezmieux-backend/internal/users"
+	service2 "mangezmieux-backend/internal/users/service"
+	coreValidator "mangezmieux-backend/internal/validator"
+
+	"github.com/sirupsen/logrus"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+// serveCmd represents the serve command.
+var serveCmd = &cobra.Command{
+	Use:    "serve",
+	Short:  "Serve endpoints",
+	PreRun: initServeBindingsFlags,
+	Run: func(cmd *cobra.Command, args []string) {
+		serve()
+	},
+}
+
+func serve() {
+	initConfig()
+	logger.InitLogger(config.LogLevel, config.LogFormat)
+	logrus.
+		WithField(parameterLogLevel, config.LogLevel).
+		WithField(parameterLogFormat, config.LogFormat).
+		WithField(parameterPort, config.Port).
+		WithField(parameterPostgresHost, config.PostgresHost).
+		Warn("Configuration")
+	inj := &injector.Injector{}
+	authMiddleware := users.AuthMiddleware // <= its not configured yet
+
+	jwt.Setup(inj)
+	jwtService := injector.Get[*jwt.Service](inj, jwt.JWTKey)
+	inj.Set("AuthenticationMiddleware", authMiddleware.GinMiddleware(jwtService))
+
+	ginserver.Setup(inj)
+	coreValidator.Setup(inj)
+
+	psqlInfo := fmt.Sprintf("host=localhost port=5432 user=%s "+
+		"password=mysecretpassword dbname=%s sslmode=disable",
+		config.PostgresUser, config.PostgresDBName)
+	postgres.Setup(inj, psqlInfo)
+
+	health.Setup(inj)
+	acl.SetupDao(inj)
+	users.Setup(inj)
+
+	acl.Setup(inj)
+
+	authMiddleware.Service = injector.Get[*service2.Service](inj, users.ServiceKey)
+	authMiddleware.RoleService = injector.Get[service.Service](inj, aclKey.ServiceKey)
+	ginserver.Start(inj, config.Port)
+}
+
+func init() {
+	serveCmd.Flags().String(parameterLogLevel, defaultLogLevel, "Use this flag to set the logging level")
+	serveCmd.Flags().String(parameterLogFormat, defaultLogFormat, "Use this flag to set the logging format")
+	serveCmd.Flags().Bool(parameterMock, defaultMock, "Use this flag to mock external services")
+	serveCmd.Flags().String(parameterPort, defaultPort, "Use this flag to set the listening port of the api")
+	serveCmd.Flags().String(parameterPostgresDBName, defaultPostgresDBName, "Use this flag to set database name")
+	serveCmd.Flags().String(parameterPostgresDBSchema, defaultPostgresDBSchema, "Use this flag to set database schema name")
+	serveCmd.Flags().String(parameterPostgresHost, defaultPostgresHost, "Use this flag to set database host")
+	serveCmd.Flags().String(parameterPostgresUser, defaultPostgresUser, "Use this flag to set database user name")
+	serveCmd.Flags().String(parameterPostgresPwd, defaultPostgresPwd, "Use this flag to set database user password")
+}
+
+func initServeBindingsFlags(cmd *cobra.Command, args []string) {
+	_ = viper.BindPFlag(parameterLogLevel, cmd.Flags().Lookup(parameterLogLevel))
+	_ = viper.BindPFlag(parameterLogFormat, cmd.Flags().Lookup(parameterLogFormat))
+	_ = viper.BindPFlag(parameterMock, cmd.Flags().Lookup(parameterMock))
+	_ = viper.BindPFlag(parameterPort, cmd.Flags().Lookup(parameterPort))
+	_ = viper.BindPFlag(parameterPostgresDBName, cmd.Flags().Lookup(parameterPostgresDBName))
+	_ = viper.BindPFlag(parameterPostgresDBSchema, cmd.Flags().Lookup(parameterPostgresDBSchema))
+	_ = viper.BindPFlag(parameterPostgresHost, cmd.Flags().Lookup(parameterPostgresHost))
+	_ = viper.BindPFlag(parameterPostgresUser, cmd.Flags().Lookup(parameterPostgresUser))
+	_ = viper.BindPFlag(parameterPostgresPwd, cmd.Flags().Lookup(parameterPostgresPwd))
+}