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Merge pull request #1566 from dexidp/preferred_username

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add preffered_username to idToken
This commit is contained in:
Nándor István Krácser 2019-10-30 13:25:23 +01:00 committed by GitHub
commit d5d3abca6a
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12 changed files with 160 additions and 113 deletions
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22
README.md
View file

@ -63,17 +63,17 @@ Depending on the connectors limitations in protocols can prevent dex from issuin
Dex implements the following connectors:
| Name | supports refresh tokens | supports groups claim | status | notes |
| ---- | ----------------------- | --------------------- | ------ | ----- |
| [LDAP](Documentation/connectors/ldap.md) | yes | yes | stable | |
| [GitHub](Documentation/connectors/github.md) | yes | yes | stable | |
| [SAML 2.0](Documentation/connectors/saml.md) | no | yes | stable |
| [GitLab](Documentation/connectors/gitlab.md) | yes | yes | beta | |
| [OpenID Connect](Documentation/connectors/oidc.md) | yes | no ([#1065][issue-1065]) | beta | Includes Google, Salesforce, Azure, etc. |
| [LinkedIn](Documentation/connectors/linkedin.md) | yes | no | beta | |
| [Microsoft](Documentation/connectors/microsoft.md) | yes | yes | beta | |
| [AuthProxy](Documentation/connectors/authproxy.md) | no | no | alpha | Authentication proxies such as Apache2 mod_auth, etc. |
| [Bitbucket Cloud](Documentation/connectors/bitbucketcloud.md) | yes | yes | alpha | |
| Name | supports refresh tokens | supports groups claim | supports preferred_username claim | status | notes |
| ---- | ----------------------- | --------------------- | --------------------------------- | ------ | ----- |
| [LDAP](Documentation/connectors/ldap.md) | yes | yes | yes | stable | |
| [GitHub](Documentation/connectors/github.md) | yes | yes | yes | stable | |
| [SAML 2.0](Documentation/connectors/saml.md) | no | yes | no | stable |
| [GitLab](Documentation/connectors/gitlab.md) | yes | yes | yes | beta | |
| [OpenID Connect](Documentation/connectors/oidc.md) | yes | no ([#1065][issue-1065]) | no | beta | Includes Google, Salesforce, Azure, etc. |
| [LinkedIn](Documentation/connectors/linkedin.md) | yes | no | no | beta | |
| [Microsoft](Documentation/connectors/microsoft.md) | yes | yes | no | beta | |
| [AuthProxy](Documentation/connectors/authproxy.md) | no | no | no | alpha | Authentication proxies such as Apache2 mod_auth, etc. |
| [Bitbucket Cloud](Documentation/connectors/bitbucketcloud.md) | yes | yes | no | alpha | |
Stable, beta, and alpha are defined as:

9
connector/connector.go
View file

@ -23,10 +23,11 @@ type Scopes struct {
// Identity represents the ID Token claims supported by the server.
type Identity struct {
UserID string
Username string
Email string
EmailVerified bool
UserID string
Username string
PreferredUsername string
Email string
EmailVerified bool
Groups []string

10
connector/github/github.go
View file

@ -266,10 +266,11 @@ func (c *githubConnector) HandleCallback(s connector.Scopes, r *http.Request) (i
}
identity = connector.Identity{
UserID: strconv.Itoa(user.ID),
Username: username,
Email: user.Email,
EmailVerified: true,
UserID: strconv.Itoa(user.ID),
Username: username,
PreferredUsername: user.Login,
Email: user.Email,
EmailVerified: true,
}
if c.useLoginAsID {
identity.UserID = user.Login
@ -317,6 +318,7 @@ func (c *githubConnector) Refresh(ctx context.Context, s connector.Scopes, ident
username = user.Login
}
identity.Username = username
identity.PreferredUsername = user.Login
identity.Email = user.Email
// Only set identity.Groups if 'orgs', 'org', or 'groups' scope are specified.

10
connector/gitlab/gitlab.go
View file

@ -147,10 +147,11 @@ func (c *gitlabConnector) HandleCallback(s connector.Scopes, r *http.Request) (i
username = user.Email
}
identity = connector.Identity{
UserID: strconv.Itoa(user.ID),
Username: username,
Email: user.Email,
EmailVerified: true,
UserID: strconv.Itoa(user.ID),
Username: username,
PreferredUsername: user.Username,
Email: user.Email,
EmailVerified: true,
}
if c.useLoginAsID {
identity.UserID = user.Username
@ -197,6 +198,7 @@ func (c *gitlabConnector) Refresh(ctx context.Context, s connector.Scopes, ident
username = user.Email
}
ident.Username = username
ident.PreferredUsername = user.Username
ident.Email = user.Email
if c.groupsRequired(s.Groups) {

18
connector/ldap/ldap.go
View file

@ -39,6 +39,7 @@ import (
// idAttr: uid
// emailAttr: mail
// nameAttr: name
// preferredUsernameAttr: uid
// groupSearch:
// # Would translate to the query "(&(objectClass=group)(member=<user uid>))"
// baseDN: cn=groups,dc=example,dc=com
@ -103,9 +104,10 @@ type Config struct {
Scope string `json:"scope"`
// A mapping of attributes on the user entry to claims.
IDAttr string `json:"idAttr"` // Defaults to "uid"
EmailAttr string `json:"emailAttr"` // Defaults to "mail"
NameAttr string `json:"nameAttr"` // No default.
IDAttr string `json:"idAttr"` // Defaults to "uid"
EmailAttr string `json:"emailAttr"` // Defaults to "mail"
NameAttr string `json:"nameAttr"` // No default.
PreferredUsernameAttrAttr string `json:"preferredUsernameAttr"` // No default.
// If this is set, the email claim of the id token will be constructed from the idAttr and
// value of emailSuffix. This should not include the @ character.
@ -341,6 +343,12 @@ func (c *ldapConnector) identityFromEntry(user ldap.Entry) (ident connector.Iden
}
}
if c.UserSearch.PreferredUsernameAttrAttr != "" {
if ident.PreferredUsername = getAttr(user, c.UserSearch.PreferredUsernameAttrAttr); ident.PreferredUsername == "" {
missing = append(missing, c.UserSearch.PreferredUsernameAttrAttr)
}
}
if c.UserSearch.EmailSuffix != "" {
ident.Email = ident.Username + "@" + c.UserSearch.EmailSuffix
} else if ident.Email = getAttr(user, c.UserSearch.EmailAttr); ident.Email == "" {
@ -381,6 +389,10 @@ func (c *ldapConnector) userEntry(conn *ldap.Conn, username string) (user ldap.E
req.Attributes = append(req.Attributes, c.UserSearch.NameAttr)
}
if c.UserSearch.PreferredUsernameAttrAttr != "" {
req.Attributes = append(req.Attributes, c.UserSearch.PreferredUsernameAttrAttr)
}
c.logger.Infof("performing ldap search %s %s %s",
req.BaseDN, scopeString(req.Scope), req.Filter)
resp, err := conn.Search(req)

26
server/handlers.go
View file

@ -479,11 +479,12 @@ func (s *Server) handleConnectorCallback(w http.ResponseWriter, r *http.Request)
// the approval page's path.
func (s *Server) finalizeLogin(identity connector.Identity, authReq storage.AuthRequest, conn connector.Connector) (string, error) {
claims := storage.Claims{
UserID: identity.UserID,
Username: identity.Username,
Email: identity.Email,
EmailVerified: identity.EmailVerified,
Groups: identity.Groups,
UserID: identity.UserID,
Username: identity.Username,
PreferredUsername: identity.PreferredUsername,
Email: identity.Email,
EmailVerified: identity.EmailVerified,
Groups: identity.Groups,
}
updater := func(a storage.AuthRequest) (storage.AuthRequest, error) {
@ -501,8 +502,8 @@ func (s *Server) finalizeLogin(identity connector.Identity, authReq storage.Auth
email = email + " (unverified)"
}
s.logger.Infof("login successful: connector %q, username=%q, email=%q, groups=%q",
authReq.ConnectorID, claims.Username, email, claims.Groups)
s.logger.Infof("login successful: connector %q, username=%q, preferred_username=%q, email=%q, groups=%q",
authReq.ConnectorID, claims.Username, claims.PreferredUsername, email, claims.Groups)
return path.Join(s.issuerURL.Path, "/approval") + "?req=" + authReq.ID, nil
}
@ -992,11 +993,12 @@ func (s *Server) handleRefreshToken(w http.ResponseWriter, r *http.Request, clie
}
claims := storage.Claims{
UserID: ident.UserID,
Username: ident.Username,
Email: ident.Email,
EmailVerified: ident.EmailVerified,
Groups: ident.Groups,
UserID: ident.UserID,
Username: ident.Username,
PreferredUsername: ident.PreferredUsername,
Email: ident.Email,
EmailVerified: ident.EmailVerified,
Groups: ident.Groups,
}
accessToken, err := s.newAccessToken(client.ID, claims, scopes, refresh.Nonce, refresh.ConnectorID)

4
server/oauth2.go
View file

@ -258,7 +258,8 @@ type idTokenClaims struct {
Groups []string `json:"groups,omitempty"`
Name string `json:"name,omitempty"`
Name string `json:"name,omitempty"`
PreferredUsername string `json:"preferred_username,omitempty"`
FederatedIDClaims *federatedIDClaims `json:"federated_claims,omitempty"`
}
@ -329,6 +330,7 @@ func (s *Server) newIDToken(clientID string, claims storage.Claims, scopes []str
tok.Groups = claims.Groups
case scope == scopeProfile:
tok.Name = claims.Username
tok.PreferredUsername = claims.PreferredUsername
case scope == scopeFederatedID:
tok.FederatedIDClaims = &federatedIDClaims{
ConnectorID: connID,

33
storage/etcd/types.go
View file

@ -148,30 +148,33 @@ func fromStorageRefreshToken(r storage.RefreshToken) RefreshToken {
// Claims is a mirrored struct from storage with JSON struct tags.
type Claims struct {
UserID string `json:"userID"`
Username string `json:"username"`
Email string `json:"email"`
EmailVerified bool `json:"emailVerified"`
Groups []string `json:"groups,omitempty"`
UserID string `json:"userID"`
Username string `json:"username"`
PreferredUsername string `json:"preferredUsername"`
Email string `json:"email"`
EmailVerified bool `json:"emailVerified"`
Groups []string `json:"groups,omitempty"`
}
func fromStorageClaims(i storage.Claims) Claims {
return Claims{
UserID: i.UserID,
Username: i.Username,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
UserID: i.UserID,
Username: i.Username,
PreferredUsername: i.PreferredUsername,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
}
}
func toStorageClaims(i Claims) storage.Claims {
return storage.Claims{
UserID: i.UserID,
Username: i.Username,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
UserID: i.UserID,
Username: i.Username,
PreferredUsername: i.PreferredUsername,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
}
}

33
storage/kubernetes/types.go
View file

@ -210,30 +210,33 @@ func toStorageClient(c Client) storage.Client {
// Claims is a mirrored struct from storage with JSON struct tags.
type Claims struct {
UserID string `json:"userID"`
Username string `json:"username"`
Email string `json:"email"`
EmailVerified bool `json:"emailVerified"`
Groups []string `json:"groups,omitempty"`
UserID string `json:"userID"`
Username string `json:"username"`
PreferredUsername string `json:"preferredUsername"`
Email string `json:"email"`
EmailVerified bool `json:"emailVerified"`
Groups []string `json:"groups,omitempty"`
}
func fromStorageClaims(i storage.Claims) Claims {
return Claims{
UserID: i.UserID,
Username: i.Username,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
UserID: i.UserID,
Username: i.Username,
PreferredUsername: i.PreferredUsername,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
}
}
func toStorageClaims(i Claims) storage.Claims {
return storage.Claims{
UserID: i.UserID,
Username: i.Username,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
UserID: i.UserID,
Username: i.Username,
PreferredUsername: i.PreferredUsername,
Email: i.Email,
EmailVerified: i.EmailVerified,
Groups: i.Groups,
}
}

87
storage/sql/crud.go
View file

@ -108,19 +108,19 @@ func (c *conn) CreateAuthRequest(a storage.AuthRequest) error {
insert into auth_request (
id, client_id, response_types, scopes, redirect_uri, nonce, state,
force_approval_prompt, logged_in,
claims_user_id, claims_username, claims_email, claims_email_verified,
claims_groups,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified, claims_groups,
connector_id, connector_data,
expiry
)
values (
$1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17
$1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15, $16, $17, $18
);
`,
a.ID, a.ClientID, encoder(a.ResponseTypes), encoder(a.Scopes), a.RedirectURI, a.Nonce, a.State,
a.ForceApprovalPrompt, a.LoggedIn,
a.Claims.UserID, a.Claims.Username, a.Claims.Email, a.Claims.EmailVerified,
encoder(a.Claims.Groups),
a.Claims.UserID, a.Claims.Username, a.Claims.PreferredUsername,
a.Claims.Email, a.Claims.EmailVerified, encoder(a.Claims.Groups),
a.ConnectorID, a.ConnectorData,
a.Expiry,
)
@ -149,16 +149,17 @@ func (c *conn) UpdateAuthRequest(id string, updater func(a storage.AuthRequest)
set
client_id = $1, response_types = $2, scopes = $3, redirect_uri = $4,
nonce = $5, state = $6, force_approval_prompt = $7, logged_in = $8,
claims_user_id = $9, claims_username = $10, claims_email = $11,
claims_email_verified = $12,
claims_groups = $13,
connector_id = $14, connector_data = $15,
expiry = $16
where id = $17;
claims_user_id = $9, claims_username = $10, claims_preferred_username = $11,
claims_email = $12, claims_email_verified = $13,
claims_groups = $14,
connector_id = $15, connector_data = $16,
expiry = $17
where id = $18;
`,
a.ClientID, encoder(a.ResponseTypes), encoder(a.Scopes), a.RedirectURI, a.Nonce, a.State,
a.ForceApprovalPrompt, a.LoggedIn,
a.Claims.UserID, a.Claims.Username, a.Claims.Email, a.Claims.EmailVerified,
a.Claims.UserID, a.Claims.Username, a.Claims.PreferredUsername,
a.Claims.Email, a.Claims.EmailVerified,
encoder(a.Claims.Groups),
a.ConnectorID, a.ConnectorData,
a.Expiry, r.ID,
@ -180,14 +181,15 @@ func getAuthRequest(q querier, id string) (a storage.AuthRequest, err error) {
select
id, client_id, response_types, scopes, redirect_uri, nonce, state,
force_approval_prompt, logged_in,
claims_user_id, claims_username, claims_email, claims_email_verified,
claims_groups,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified, claims_groups,
connector_id, connector_data, expiry
from auth_request where id = $1;
`, id).Scan(
&a.ID, &a.ClientID, decoder(&a.ResponseTypes), decoder(&a.Scopes), &a.RedirectURI, &a.Nonce, &a.State,
&a.ForceApprovalPrompt, &a.LoggedIn,
&a.Claims.UserID, &a.Claims.Username, &a.Claims.Email, &a.Claims.EmailVerified,
&a.Claims.UserID, &a.Claims.Username, &a.Claims.PreferredUsername,
&a.Claims.Email, &a.Claims.EmailVerified,
decoder(&a.Claims.Groups),
&a.ConnectorID, &a.ConnectorData, &a.Expiry,
)
@ -204,16 +206,16 @@ func (c *conn) CreateAuthCode(a storage.AuthCode) error {
_, err := c.Exec(`
insert into auth_code (
id, client_id, scopes, nonce, redirect_uri,
claims_user_id, claims_username,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified, claims_groups,
connector_id, connector_data,
expiry
)
values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13);
values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14);
`,
a.ID, a.ClientID, encoder(a.Scopes), a.Nonce, a.RedirectURI, a.Claims.UserID,
a.Claims.Username, a.Claims.Email, a.Claims.EmailVerified, encoder(a.Claims.Groups),
a.ConnectorID, a.ConnectorData, a.Expiry,
a.Claims.Username, a.Claims.PreferredUsername, a.Claims.Email, a.Claims.EmailVerified,
encoder(a.Claims.Groups), a.ConnectorID, a.ConnectorData, a.Expiry,
)
if err != nil {
@ -229,15 +231,15 @@ func (c *conn) GetAuthCode(id string) (a storage.AuthCode, err error) {
err = c.QueryRow(`
select
id, client_id, scopes, nonce, redirect_uri,
claims_user_id, claims_username,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified, claims_groups,
connector_id, connector_data,
expiry
from auth_code where id = $1;
`, id).Scan(
&a.ID, &a.ClientID, decoder(&a.Scopes), &a.Nonce, &a.RedirectURI, &a.Claims.UserID,
&a.Claims.Username, &a.Claims.Email, &a.Claims.EmailVerified, decoder(&a.Claims.Groups),
&a.ConnectorID, &a.ConnectorData, &a.Expiry,
&a.Claims.Username, &a.Claims.PreferredUsername, &a.Claims.Email, &a.Claims.EmailVerified,
decoder(&a.Claims.Groups), &a.ConnectorID, &a.ConnectorData, &a.Expiry,
)
if err != nil {
if err == sql.ErrNoRows {
@ -252,15 +254,16 @@ func (c *conn) CreateRefresh(r storage.RefreshToken) error {
_, err := c.Exec(`
insert into refresh_token (
id, client_id, scopes, nonce,
claims_user_id, claims_username, claims_email, claims_email_verified,
claims_groups,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified, claims_groups,
connector_id, connector_data,
token, created_at, last_used
)
values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14);
values ($1, $2, $3, $4, $5, $6, $7, $8, $9, $10, $11, $12, $13, $14, $15);
`,
r.ID, r.ClientID, encoder(r.Scopes), r.Nonce,
r.Claims.UserID, r.Claims.Username, r.Claims.Email, r.Claims.EmailVerified,
r.Claims.UserID, r.Claims.Username, r.Claims.PreferredUsername,
r.Claims.Email, r.Claims.EmailVerified,
encoder(r.Claims.Groups),
r.ConnectorID, r.ConnectorData,
r.Token, r.CreatedAt, r.LastUsed,
@ -291,19 +294,21 @@ func (c *conn) UpdateRefreshToken(id string, updater func(old storage.RefreshTok
nonce = $3,
claims_user_id = $4,
claims_username = $5,
claims_email = $6,
claims_email_verified = $7,
claims_groups = $8,
connector_id = $9,
connector_data = $10,
token = $11,
created_at = $12,
last_used = $13
claims_preferred_username = $6,
claims_email = $7,
claims_email_verified = $8,
claims_groups = $9,
connector_id = $10,
connector_data = $11,
token = $12,
created_at = $13,
last_used = $14
where
id = $14
id = $15
`,
r.ClientID, encoder(r.Scopes), r.Nonce,
r.Claims.UserID, r.Claims.Username, r.Claims.Email, r.Claims.EmailVerified,
r.Claims.UserID, r.Claims.Username, r.Claims.PreferredUsername,
r.Claims.Email, r.Claims.EmailVerified,
encoder(r.Claims.Groups),
r.ConnectorID, r.ConnectorData,
r.Token, r.CreatedAt, r.LastUsed, id,
@ -323,7 +328,8 @@ func getRefresh(q querier, id string) (storage.RefreshToken, error) {
return scanRefresh(q.QueryRow(`
select
id, client_id, scopes, nonce,
claims_user_id, claims_username, claims_email, claims_email_verified,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified,
claims_groups,
connector_id, connector_data,
token, created_at, last_used
@ -335,8 +341,8 @@ func (c *conn) ListRefreshTokens() ([]storage.RefreshToken, error) {
rows, err := c.Query(`
select
id, client_id, scopes, nonce,
claims_user_id, claims_username, claims_email, claims_email_verified,
claims_groups,
claims_user_id, claims_username, claims_preferred_username,
claims_email, claims_email_verified, claims_groups,
connector_id, connector_data,
token, created_at, last_used
from refresh_token;
@ -361,7 +367,8 @@ func (c *conn) ListRefreshTokens() ([]storage.RefreshToken, error) {
func scanRefresh(s scanner) (r storage.RefreshToken, err error) {
err = s.Scan(
&r.ID, &r.ClientID, decoder(&r.Scopes), &r.Nonce,
&r.Claims.UserID, &r.Claims.Username, &r.Claims.Email, &r.Claims.EmailVerified,
&r.Claims.UserID, &r.Claims.Username, &r.Claims.PreferredUsername,
&r.Claims.Email, &r.Claims.EmailVerified,
decoder(&r.Claims.Groups),
&r.ConnectorID, &r.ConnectorData,
&r.Token, &r.CreatedAt, &r.LastUsed,

12
storage/sql/migrate.go
View file

@ -190,4 +190,16 @@ var migrations = []migration{
);`,
},
},
{
stmts: []string{`
alter table auth_code
add column claims_preferred_username text not null default '';`,
`
alter table auth_request
add column claims_preferred_username text not null default '';`,
`
alter table refresh_token
add column claims_preferred_username text not null default '';`,
},
},
}

9
storage/storage.go
View file

@ -137,10 +137,11 @@ type Client struct {
// Claims represents the ID Token claims supported by the server.
type Claims struct {
UserID string
Username string
Email string
EmailVerified bool
UserID string
Username string
PreferredUsername string
Email string
EmailVerified bool
Groups []string
}