generationtux/brizo

package main

import (
    "log"
    "os"

    "github.com/generationtux/brizo/app"
    "github.com/generationtux/brizo/auth"
    "github.com/generationtux/brizo/database"
    "github.com/generationtux/brizo/database/migrations"
    "github.com/generationtux/brizo/kube"
    "github.com/joho/godotenv"
    "github.com/urfave/cli"
)

func main() {
    // .env file for local configuration during development (see .env.example)
    godotenv.Load()

    version := "0.1.0" // @todo dynamically read current version

    brizoCLI := cli.NewApp()
    brizoCLI.Name = "Brizo"
    brizoCLI.Usage = "PAAS powered by Kubernetes."
    brizoCLI.UsageText = "brizo [options]"
    brizoCLI.Version = version
    brizoCLI.Action = runCLI
    brizoCLI.Flags = buildFlagList(
        auth.CLIFlags(),
        kube.CLIFlags(),
        database.CLIFlags(),
    )

    if os.Getenv("BRIZO_DEV") == "true" {
        brizoCLI.Commands = []cli.Command{
            cli.Command{
                Name:      "migrate",
                UsageText: "run database migrations",
                Action:    dbMigrate,
                Flags: []cli.Flag{
                    cli.BoolFlag{Name: "down"},
                },
            },
        }
    }

    brizoCLI.Run(os.Args)
}

// runCLI initializes Brizo and starts the HTTP server
func runCLI(c *cli.Context) error {
    brizo := app.New()

    log.Println("Intializing app...")
    err := brizo.Initialize()
    if err != nil {
        return err
    }

    log.Println("Starting server...")
    return brizo.Server()
}

// buildFlags pulls together configuration flags
func buildFlagList(flagGroups ...[]cli.Flag) []cli.Flag {
    var flags []cli.Flag

    for _, group := range flagGroups {
        flags = append(flags, group...)
    }

    return flags
}

// dbMigrate dev helper for running database migrations
func dbMigrate(c *cli.Context) error {
    if c.Bool("down") {
        return migrations.RunDown()
    }

    return migrations.Run()
}