85 lines
1.7 KiB
Go
85 lines
1.7 KiB
Go
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package command
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import (
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"fmt"
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"os"
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"sort"
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"github.com/pkg/errors"
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"github.com/urfave/cli/v2"
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"gitlab.com/wpetit/goweb/logger"
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)
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func Main(name string, usage string, commands ...*cli.Command) {
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app := &cli.App{
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Name: name,
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Usage: usage,
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Commands: commands,
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Before: func(ctx *cli.Context) error {
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workdir := ctx.String("workdir")
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// Switch to new working directory if defined
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if workdir != "" {
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if err := os.Chdir(workdir); err != nil {
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return errors.Wrap(err, "could not change working directory")
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}
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}
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logLevel := ctx.String("log-level")
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switch logLevel {
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case "debug":
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logger.SetLevel(logger.LevelDebug)
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case "info":
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logger.SetLevel(logger.LevelInfo)
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case "warn":
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logger.SetLevel(logger.LevelWarn)
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case "error":
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logger.SetLevel(logger.LevelError)
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case "critical":
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logger.SetLevel(logger.LevelCritical)
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}
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return nil
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},
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "workdir",
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Value: "",
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EnvVars: []string{"ARCAST_WORKDIR"},
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Usage: "The working directory",
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},
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&cli.BoolFlag{
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Name: "debug",
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EnvVars: []string{"ARCAST_DEBUG"},
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Usage: "Enable debug mode",
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},
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&cli.StringFlag{
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Name: "log-level",
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EnvVars: []string{"ARCAST_LOG_LEVEL"},
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Usage: "Set logging level",
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Value: "info",
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},
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},
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}
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app.ExitErrHandler = func(ctx *cli.Context, err error) {
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if err == nil {
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return
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}
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debug := ctx.Bool("debug")
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if !debug {
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fmt.Printf("[ERROR] %+v\n", err)
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} else {
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fmt.Printf("%+v", err)
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}
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}
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sort.Sort(cli.FlagsByName(app.Flags))
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sort.Sort(cli.CommandsByName(app.Commands))
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if err := app.Run(os.Args); err != nil {
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os.Exit(1)
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}
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}
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