Remove gencerts (#1371)

cmd/gencerts/gencerts.go

@@ -1,104 +0,0 @@
-// Copyright (c) 2013-2014 The btcsuite developers
-// Use of this source code is governed by an ISC
-// license that can be found in the LICENSE file.
-
-package main
-
-import (
-	"fmt"
-	"github.com/pkg/errors"
-	"io/ioutil"
-	"os"
-	"path/filepath"
-	"strings"
-	"time"
-
-	flags "github.com/jessevdk/go-flags"
-	"github.com/kaspanet/kaspad/util"
-)
-
-type config struct {
-	Directory    string   `short:"d" long:"directory" description:"Directory to write certificate pair"`
-	Years        int      `short:"y" long:"years" description:"How many years a certificate is valid for"`
-	Organization string   `short:"o" long:"org" description:"Organization in certificate"`
-	ExtraHosts   []string `short:"H" long:"host" description:"Additional hosts/IPs to create certificate for"`
-	Force        bool     `short:"f" long:"force" description:"Force overwriting of any old certs and keys"`
-}
-
-func main() {
-	cfg := config{
-		Years:        10,
-		Organization: "gencerts",
-	}
-	parser := flags.NewParser(&cfg, flags.Default)
-	_, err := parser.Parse()
-	if err != nil {
-		var flagsErr *flags.Error
-		if ok := errors.As(err, &flagsErr); !ok || flagsErr.Type != flags.ErrHelp {
-			parser.WriteHelp(os.Stderr)
-		}
-		return
-	}
-
-	if cfg.Directory == "" {
-		var err error
-		cfg.Directory, err = os.Getwd()
-		if err != nil {
-			fmt.Fprintf(os.Stderr, "no directory specified and cannot get working directory\n")
-			os.Exit(1)
-		}
-	}
-	cfg.Directory = cleanAndExpandPath(cfg.Directory)
-	certFile := filepath.Join(cfg.Directory, "rpc.cert")
-	keyFile := filepath.Join(cfg.Directory, "rpc.key")
-
-	if !cfg.Force {
-		if fileExists(certFile) || fileExists(keyFile) {
-			fmt.Fprintf(os.Stderr, "%s: certificate and/or key files exist; use -f to force\n", cfg.Directory)
-			os.Exit(1)
-		}
-	}
-
-	validUntil := time.Now().Add(time.Duration(cfg.Years) * 365 * 24 * time.Hour)
-	cert, key, err := util.NewTLSCertPair(cfg.Organization, validUntil, cfg.ExtraHosts)
-	if err != nil {
-		fmt.Fprintf(os.Stderr, "cannot generate certificate pair: %s\n", err)
-		os.Exit(1)
-	}
-
-	// Write cert and key files.
-	if err = ioutil.WriteFile(certFile, cert, 0666); err != nil {
-		fmt.Fprintf(os.Stderr, "cannot write cert: %s\n", err)
-		os.Exit(1)
-	}
-	if err = ioutil.WriteFile(keyFile, key, 0600); err != nil {
-		os.Remove(certFile)
-		fmt.Fprintf(os.Stderr, "cannot write key: %s\n", err)
-		os.Exit(1)
-	}
-}
-
-// cleanAndExpandPath expands environement variables and leading ~ in the
-// passed path, cleans the result, and returns it.
-func cleanAndExpandPath(path string) string {
-	// Expand initial ~ to OS specific home directory.
-	if strings.HasPrefix(path, "~") {
-		appHomeDir := util.AppDataDir("gencerts", false)
-		homeDir := filepath.Dir(appHomeDir)
-		path = strings.Replace(path, "~", homeDir, 1)
-	}
-
-	// NOTE: The os.ExpandEnv doesn't work with Windows-style %VARIABLE%,
-	// but they variables can still be expanded via POSIX-style $VARIABLE.
-	return filepath.Clean(os.ExpandEnv(path))
-}
-
-// filesExists reports whether the named file or directory exists.
-func fileExists(name string) bool {
-	if _, err := os.Stat(name); err != nil {
-		if os.IsNotExist(err) {
-			return false
-		}
-	}
-	return true
-}