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package cli
import (
"fmt"
"os"
"path/filepath"
"runtime"
"github.com/roadrunner-server/errors"
"github.com/roadrunner-server/roadrunner/v2/internal/cli/reset"
"github.com/roadrunner-server/roadrunner/v2/internal/cli/serve"
"github.com/roadrunner-server/roadrunner/v2/internal/cli/workers"
dbg "github.com/roadrunner-server/roadrunner/v2/internal/debug"
"github.com/roadrunner-server/roadrunner/v2/internal/meta"
"github.com/joho/godotenv"
"github.com/spf13/cobra"
)
// NewCommand creates root command.
func NewCommand(cmdName string) *cobra.Command { //nolint:funlen
const (
envDotenv string = "DOTENV_PATH" // env var name: path to the .env file
)
var ( // flag values
cfgFile = strPtr("") // path to the .rr.yaml
workDir string // working directory
dotenv string // path to the .env file
debug bool // debug mode
override = &[]string{} // override config values
// do not print startup message
silent = boolPtr(false)
)
cmd := &cobra.Command{
Use: cmdName,
Short: "High-performance PHP application server, load-balancer and process manager",
SilenceErrors: true,
SilenceUsage: true,
Version: fmt.Sprintf("%s (build time: %s, %s)", meta.Version(), meta.BuildTime(), runtime.Version()),
PersistentPreRunE: func(*cobra.Command, []string) error {
// cfgFile could be defined by user or default `.rr.yaml`
// this check added just to be safe
if cfgFile == nil || *cfgFile == "" {
return errors.Str("no configuration file provided")
}
if absPath, err := filepath.Abs(*cfgFile); err == nil {
*cfgFile = absPath // switch config path to the absolute
// force working absPath related to config file
if err = os.Chdir(filepath.Dir(absPath)); err != nil {
return err
}
}
if workDir != "" {
if err := os.Chdir(workDir); err != nil {
return err
}
}
if v, ok := os.LookupEnv(envDotenv); ok { // read path to the dotenv file from environment variable
dotenv = v
}
if dotenv != "" {
err := godotenv.Load(dotenv)
if err != nil {
return err
}
}
if debug {
srv := dbg.NewServer()
go func() { _ = srv.Start(":6061") }() // TODO implement graceful server stopping
}
return nil
},
}
f := cmd.PersistentFlags()
f.StringVarP(cfgFile, "config", "c", ".rr.yaml", "config file")
f.StringVarP(&workDir, "WorkDir", "w", "", "working directory")
f.StringVarP(&dotenv, "dotenv", "", "", fmt.Sprintf("dotenv file [$%s]", envDotenv))
f.BoolVarP(&debug, "debug", "d", false, "debug mode")
f.BoolVarP(silent, "silent", "s", false, "print startup message")
f.StringArrayVarP(override, "override", "o", nil, "override config value (dot.notation=value)")
cmd.AddCommand(
workers.NewCommand(cfgFile, override),
reset.NewCommand(cfgFile, override),
serve.NewCommand(override, cfgFile, silent),
)
return cmd
}
func strPtr(s string) *string {
return &s
}
func boolPtr(b bool) *bool {
return &b
}
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