forked from Versent/saml2aws
-
Notifications
You must be signed in to change notification settings - Fork 0
/
adfs2.go
81 lines (68 loc) · 1.87 KB
/
adfs2.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
package adfs2
import (
"crypto/tls"
"log"
"net/http"
"net/http/cookiejar"
"golang.org/x/net/publicsuffix"
"github.com/Azure/go-ntlmssp"
"github.com/PuerkitoBio/goquery"
"github.com/sirupsen/logrus"
"github.com/versent/saml2aws/pkg/cfg"
"github.com/versent/saml2aws/pkg/creds"
)
var logger = logrus.WithField("provider", "adfs2")
// Client client for adfs2
type Client struct {
idpAccount *cfg.IDPAccount
client *http.Client
}
// New new adfs2 client with ntlmssp configured
func New(idpAccount *cfg.IDPAccount) (*Client, error) {
transport := &ntlmssp.Negotiator{
RoundTripper: &http.Transport{
Proxy: http.ProxyFromEnvironment,
TLSClientConfig: &tls.Config{InsecureSkipVerify: idpAccount.SkipVerify, Renegotiation: tls.RenegotiateFreelyAsClient},
},
}
jar, err := cookiejar.New(&cookiejar.Options{
PublicSuffixList: publicsuffix.List,
})
if err != nil {
return nil, err
}
client := &http.Client{
Transport: transport,
Jar: jar,
}
return &Client{
client: client,
idpAccount: idpAccount,
}, nil
}
// Authenticate authenticate the user using the supplied login details
func (ac *Client) Authenticate(loginDetails *creds.LoginDetails) (string, error) {
switch ac.idpAccount.MFA {
case "RSA":
return ac.authenticateRsa(loginDetails)
default:
return ac.authenticateNTLM(loginDetails) // this is chosen as the default to maintain compatibility with existing users
}
}
func extractSamlAssertion(doc *goquery.Document) (string, error) {
var samlAssertion string
doc.Find("input").Each(func(i int, s *goquery.Selection) {
name, ok := s.Attr("name")
if !ok {
log.Fatalf("unable to locate IDP authentication form submit URL")
}
if name == "SAMLResponse" {
val, ok := s.Attr("value")
if !ok {
log.Fatalf("unable to locate saml assertion value")
}
samlAssertion = val
}
})
return samlAssertion, nil
}