github.com/palcoin-project/palcd@v1.0.0/rpcclient/cookiefile.go (about)

     1  // Copyright (c) 2017 The Namecoin developers
     2  // Copyright (c) 2019 The btcsuite developers
     3  // Use of this source code is governed by an ISC
     4  // license that can be found in the LICENSE file.
     5  
     6  package rpcclient
     7  
     8  import (
     9  	"bufio"
    10  	"fmt"
    11  	"os"
    12  	"strings"
    13  )
    14  
    15  func readCookieFile(path string) (username, password string, err error) {
    16  	f, err := os.Open(path)
    17  	if err != nil {
    18  		return
    19  	}
    20  	defer f.Close()
    21  
    22  	scanner := bufio.NewScanner(f)
    23  	scanner.Scan()
    24  	err = scanner.Err()
    25  	if err != nil {
    26  		return
    27  	}
    28  	s := scanner.Text()
    29  
    30  	parts := strings.SplitN(s, ":", 2)
    31  	if len(parts) != 2 {
    32  		err = fmt.Errorf("malformed cookie file")
    33  		return
    34  	}
    35  
    36  	username, password = parts[0], parts[1]
    37  	return
    38  }