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tokens: use adlin to transmit wg-adlin

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This commit is contained in:
nemunaire 2021-02-18 01:14:10 +01:00
commit 833d3198f2
3 changed files with 38 additions and 8 deletions
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18
token-validator/challenge.go
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@ -72,6 +72,17 @@ func sslOnly(_ *adlin.Student, r *http.Request) error {
/* Challenges */
func challengeOk(s *adlin.Student, t *givenToken, chid int) error {
pkey := s.GetPKey()
if expectedToken, err := GenerateToken(pkey, 0, []byte(t.Data[0])); err != nil {
return err
} else if !hmac.Equal(expectedToken, t.token) {
return errors.New("This is not the expected token.")
} else {
return nil
}
}
func challenge42(s *adlin.Student, t *givenToken, chid int) error {
pkey := s.GetPKey()
if expectedToken, err := GenerateToken(pkey, chid, []byte("42")); err != nil {
@ -257,6 +268,12 @@ func init() {
Check: challengeEMail,
},
/* wg step */
Challenge{
Accessible: []func(*adlin.Student, *http.Request) error{noAccessRestriction},
Check: challengeOk,
},
/* Last : SSH key, see ssh.go:156 in NewKey function */
Challenge{
Accessible: []func(*adlin.Student, *http.Request) error{noAccess},
@ -270,6 +287,7 @@ func init() {
router.POST("/toctoc", rawHandler(responseHandler(definedChallengeHandler(receiveToken, 6))))
router.POST("/echorequest", rawHandler(responseHandler(definedChallengeHandler(receiveToken, 7))))
router.POST("/testdisk", rawHandler(responseHandler(definedChallengeHandler(receiveToken, 8))))
router.POST("/wg-step", rawHandler(responseHandler(definedChallengeHandler(receiveToken, 10))))
}
type givenToken struct {