nathan/go-ntlmssp
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Merge pull request #8 from lafriks/master

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Support for auth when server responds with Www-Authenticate: NTLM
This commit is contained in:
Paul Meyer
2017-02-06 11:08:56 -08:00
committed by GitHub
parent 2d5c786339 c70fcef895
commit 29affced64
2 changed files with 19 additions and 5 deletions
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4
authheader.go
View File

@@ -15,6 +15,10 @@ func (h authheader) IsNegotiate() bool {
return strings.HasPrefix(string(h), "Negotiate")
}
func (h authheader) IsNTLM() bool {
return strings.HasPrefix(string(h), "NTLM")
}
func (h authheader) GetData() ([]byte, error) {
p := strings.Split(string(h), " ")
if len(p) < 2 {

16
negotiator.go
View File

@@ -48,7 +48,7 @@ func (l Negotiator) RoundTrip(req *http.Request) (res *http.Response, err error)
}
resauth := authheader(res.Header.Get("Www-Authenticate"))
if !resauth.IsNegotiate() {
if !resauth.IsNegotiate() && !resauth.IsNTLM() {
// Unauthorized, Negotiate not requested, let's try with basic auth
req.Header.Set("Authorization", string(reqauth))
io.Copy(ioutil.Discard, res.Body)
@@ -65,7 +65,7 @@ func (l Negotiator) RoundTrip(req *http.Request) (res *http.Response, err error)
resauth = authheader(res.Header.Get("Www-Authenticate"))
}
if resauth.IsNegotiate() {
if resauth.IsNegotiate() || resauth.IsNTLM() {
// 401 with request:Basic and response:Negotiate
io.Copy(ioutil.Discard, res.Body)
res.Body.Close()
@@ -78,7 +78,12 @@ func (l Negotiator) RoundTrip(req *http.Request) (res *http.Response, err error)
// send negotiate
negotiateMessage := NewNegotiateMessage()
if resauth.IsNTLM() {
req.Header.Set("Authorization", "NTLM "+base64.StdEncoding.EncodeToString(negotiateMessage))
} else {
req.Header.Set("Authorization", "Negotiate "+base64.StdEncoding.EncodeToString(negotiateMessage))
}
req.Body = ioutil.NopCloser(bytes.NewReader(body.Bytes()))
res, err = rt.RoundTrip(req)
@@ -92,7 +97,7 @@ func (l Negotiator) RoundTrip(req *http.Request) (res *http.Response, err error)
if err != nil {
return nil, err
}
if !resauth.IsNegotiate() || len(challengeMessage) == 0 {
if !(resauth.IsNegotiate() || resauth.IsNTLM()) || len(challengeMessage) == 0 {
// Negotiation failed, let client deal with response
return res, nil
}
@@ -104,7 +109,12 @@ func (l Negotiator) RoundTrip(req *http.Request) (res *http.Response, err error)
if err != nil {
return nil, err
}
if resauth.IsNTLM() {
req.Header.Set("Authorization", "NTLM "+base64.StdEncoding.EncodeToString(authenticateMessage))
} else {
req.Header.Set("Authorization", "Negotiate "+base64.StdEncoding.EncodeToString(authenticateMessage))
}
req.Body = ioutil.NopCloser(bytes.NewReader(body.Bytes()))
res, err = rt.RoundTrip(req)