Files
kapow/internal/cmd/server.go
Roberto Abdelkader Martínez Pérez 28a0be1d87 Allow kapow server to run without .pow file and non-interactive
Co-authored-by: pancho horrillo <pedrofelipe.horrillo@bbva.com>
2019-10-22 11:56:18 +02:00

74 lines
2.2 KiB
Go

package cmd
import (
"errors"
"fmt"
"log"
"os"
"os/exec"
"github.com/spf13/cobra"
"github.com/BBVA/kapow/internal/server"
)
// ServerCmd is the command line interface for kapow server
var ServerCmd = &cobra.Command{
Use: "server [optional flags] [optional pow file(s)]",
Short: "Start a kapow server",
Long: `Start a Kapow server with, by default with client interface, data interface
and admin interface`,
PreRunE: validateServerCommandArguments,
Run: func(cmd *cobra.Command, args []string) {
// cert, _ := cmd.Flags().GetString("certfile")
// key, _ := cmd.Flags().GetString("keyfile")
userBind, _ := cmd.Flags().GetString("bind")
controlBind, _ := cmd.Flags().GetString("control-bind")
dataBind, _ := cmd.Flags().GetString("data-bind")
go server.StartServer(controlBind, dataBind, userBind)
// start sub shell + ENV(KAPOW_CONTROL_URL)
if len(args) > 0 {
powfile := args[0]
_, err := os.Stat(powfile)
if os.IsNotExist(err) {
log.Fatalf("%s does not exist", powfile)
}
log.Printf("Running powfile: %q\n", powfile)
kapowCMD := exec.Command("bash", powfile)
kapowCMD.Stdout = os.Stdout
kapowCMD.Stderr = os.Stderr
kapowCMD.Env = append(os.Environ(), "KAPOW_CONTROL_URL=http://"+controlBind)
err = kapowCMD.Run()
if err != nil {
log.Fatal(err)
}
fmt.Println()
log.Printf("Done running powfile: %q\n", powfile)
}
select {}
},
}
func init() {
ServerCmd.Flags().String("certfile", "", "Cert file to serve thru https")
ServerCmd.Flags().String("keyfile", "", "Key file to serve thru https")
ServerCmd.Flags().String("bind", "localhost:8080", "IP address and port to bind the user interface to")
ServerCmd.Flags().String("control-bind", "localhost:8081", "IP address and port to bind the control interface to")
ServerCmd.Flags().String("data-bind", "localhost:8082", "IP address and port to bind the data interface to")
}
func validateServerCommandArguments(cmd *cobra.Command, args []string) error {
cert, _ := cmd.Flags().GetString("certfile")
key, _ := cmd.Flags().GetString("keyfile")
if (cert == "") != (key == "") {
return errors.New("expected both or neither (certfile and keyfile)")
}
return nil
}