73 lines
1.7 KiB
Go
73 lines
1.7 KiB
Go
|
package lfsapi
|
||
|
|
|
||
|
|
import (
|
||
|
|
"encoding/base64"
|
||
|
|
"fmt"
|
||
|
|
"net/http"
|
||
|
|
"strings"
|
||
|
|
|
||
|
|
"github.com/ThomsonReutersEikon/go-ntlm/ntlm"
|
||
|
|
)
|
||
|
|
|
||
|
|
func (c *Client) ntlmAuthenticateRequest(req *http.Request, creds Creds) (*http.Response, error) {
|
||
|
|
negotiate, err := base64.StdEncoding.DecodeString(ntlmNegotiateMessage)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
chRes, challengeMsg, err := c.ntlmSendType1Message(req, negotiate)
|
||
|
|
if err != nil {
|
||
|
|
return chRes, err
|
||
|
|
}
|
||
|
|
|
||
|
|
challenge, err := ntlm.ParseChallengeMessage(challengeMsg)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
session, err := c.ntlmClientSession(creds)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
session.ProcessChallengeMessage(challenge)
|
||
|
|
authenticate, err := session.GenerateAuthenticateMessage()
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
return c.ntlmSendType3Message(req, authenticate.Bytes())
|
||
|
|
}
|
||
|
|
|
||
|
|
func (c *Client) ntlmClientSession(creds Creds) (ntlm.ClientSession, error) {
|
||
|
|
c.ntlmMu.Lock()
|
||
|
|
defer c.ntlmMu.Unlock()
|
||
|
|
|
||
|
|
splits := strings.Split(creds["username"], "\\")
|
||
|
|
if len(splits) != 2 {
|
||
|
|
return nil, fmt.Errorf("Your user name must be of the form DOMAIN\\user. It is currently %s", creds["username"])
|
||
|
|
}
|
||
|
|
|
||
|
|
domain := strings.ToUpper(splits[0])
|
||
|
|
username := splits[1]
|
||
|
|
|
||
|
|
if c.ntlmSessions == nil {
|
||
|
|
c.ntlmSessions = make(map[string]ntlm.ClientSession)
|
||
|
|
}
|
||
|
|
|
||
|
|
if ses, ok := c.ntlmSessions[domain]; ok {
|
||
|
|
return ses, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
session, err := ntlm.CreateClientSession(ntlm.Version2, ntlm.ConnectionOrientedMode)
|
||
|
|
if err != nil {
|
||
|
|
return nil, err
|
||
|
|
}
|
||
|
|
|
||
|
|
session.SetUserInfo(username, creds["password"], strings.ToUpper(splits[0]))
|
||
|
|
c.ntlmSessions[domain] = session
|
||
|
|
return session, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
const ntlmNegotiateMessage = "TlRMTVNTUAABAAAAB7IIogwADAAzAAAACwALACgAAAAKAAAoAAAAD1dJTExISS1NQUlOTk9SVEhBTUVSSUNB"
|