run_postgres

var Cmd = &cobra.Command{
	Use:     "run-postgres",
	Short:   "docker run --name postgres -d -p 5432:5432 -e ... postgres",
	Aliases: []string{"rpg", "rpostgres"},
	Args:    cobra.NoArgs,
	Run: func(c *cobra.Command, args []string) {
		dockerArgs := []string{
			"run",
			"--name", "postgres",
			"-d",
			"-p", "5432:5432",
		}

		if FlagVolume != "" {
			dockerArgs = append(dockerArgs, "-v", FlagVolume+":/var/lib/postgresql/data")
		}

		username := FlagUsername
		if username == "" {
			username = "postgres"
		}
		dockerArgs = append(dockerArgs, "-e", "POSTGRES_USER="+username)

		password := FlagPassword
		if password == "" {
			password = "pg"
		}
		dockerArgs = append(dockerArgs, "-e", "POSTGRES_PASSWORD="+password)

		if FlagDatabase != "" {
			dockerArgs = append(dockerArgs, "-e", "POSTGRES_DB="+FlagDatabase)
		}

		dockerArgs = append(dockerArgs, "postgres")

		if FlagDryRun {
			if FlagVolume != "" {
				fmt.Printf("docker volume create %s\n", FlagVolume)
			}
			fmt.Printf("docker %s\n", strings.Join(dockerArgs, " "))
			return
		}

		if FlagVolume != "" {
			exec_utils.ExecOut("docker", "volume", "create", FlagVolume)
		}

		exec_utils.ExecOut("docker", dockerArgs...)
	},
}

var FlagDatabase string

var FlagDryRun bool

var FlagPassword string

var FlagUsername string

var FlagVolume string