mirror of
https://github.com/zitadel/zitadel.git
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381 lines
12 KiB
Go
381 lines
12 KiB
Go
package oidc
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import (
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"context"
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"encoding/base64"
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"strings"
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"github.com/caos/oidc/pkg/oidc"
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"github.com/caos/oidc/pkg/op"
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"golang.org/x/text/language"
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"gopkg.in/square/go-jose.v2"
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"github.com/caos/zitadel/internal/api/authz"
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"github.com/caos/zitadel/internal/api/http"
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authreq_model "github.com/caos/zitadel/internal/auth_request/model"
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"github.com/caos/zitadel/internal/crypto"
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"github.com/caos/zitadel/internal/domain"
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"github.com/caos/zitadel/internal/errors"
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"github.com/caos/zitadel/internal/query"
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"github.com/caos/zitadel/internal/telemetry/tracing"
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user_model "github.com/caos/zitadel/internal/user/model"
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grant_model "github.com/caos/zitadel/internal/usergrant/model"
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)
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const (
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ScopeProjectRolePrefix = "urn:zitadel:iam:org:project:role:"
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ClaimProjectRoles = "urn:zitadel:iam:org:project:roles"
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ScopeUserMetaData = "urn:zitadel:iam:user:metadata"
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ClaimUserMetaData = ScopeUserMetaData
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ScopeResourceOwner = "urn:zitadel:iam:user:resourceowner"
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ClaimResourceOwner = ScopeResourceOwner + ":"
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oidcCtx = "oidc"
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)
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func (o *OPStorage) GetClientByClientID(ctx context.Context, id string) (_ op.Client, err error) {
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ctx, span := tracing.NewSpan(ctx)
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defer func() { span.EndWithError(err) }()
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client, err := o.query.AppByOIDCClientID(ctx, id)
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if err != nil {
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return nil, err
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}
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if client.State != domain.AppStateActive {
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return nil, errors.ThrowPreconditionFailed(nil, "OIDC-sdaGg", "client is not active")
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}
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projectIDQuery, err := query.NewProjectRoleProjectIDSearchQuery(client.ProjectID)
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if err != nil {
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return nil, errors.ThrowInternal(err, "OIDC-mPxqP", "Errors.Internal")
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}
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projectRoles, err := o.query.SearchProjectRoles(context.TODO(), &query.ProjectRoleSearchQueries{Queries: []query.SearchQuery{projectIDQuery}})
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if err != nil {
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return nil, err
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}
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allowedScopes := make([]string, len(projectRoles.ProjectRoles))
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for i, role := range projectRoles.ProjectRoles {
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allowedScopes[i] = ScopeProjectRolePrefix + role.Key
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}
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return ClientFromBusiness(client, o.defaultLoginURL, o.defaultAccessTokenLifetime, o.defaultIdTokenLifetime, allowedScopes)
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}
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func (o *OPStorage) GetKeyByIDAndUserID(ctx context.Context, keyID, userID string) (_ *jose.JSONWebKey, err error) {
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return o.GetKeyByIDAndIssuer(ctx, keyID, userID)
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}
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func (o *OPStorage) GetKeyByIDAndIssuer(ctx context.Context, keyID, issuer string) (_ *jose.JSONWebKey, err error) {
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ctx, span := tracing.NewSpan(ctx)
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defer func() { span.EndWithError(err) }()
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publicKeyData, err := o.query.GetAuthNKeyPublicKeyByIDAndIdentifier(ctx, keyID, issuer)
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if err != nil {
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return nil, err
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}
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publicKey, err := crypto.BytesToPublicKey(publicKeyData)
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if err != nil {
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return nil, err
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}
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return &jose.JSONWebKey{
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KeyID: keyID,
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Use: "sig",
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Key: publicKey,
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}, nil
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}
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func (o *OPStorage) ValidateJWTProfileScopes(ctx context.Context, subject string, scopes []string) ([]string, error) {
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user, err := o.repo.UserByID(ctx, subject)
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if err != nil {
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return nil, err
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}
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for i := len(scopes) - 1; i >= 0; i-- {
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scope := scopes[i]
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if strings.HasPrefix(scope, authreq_model.OrgDomainPrimaryScope) {
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var orgID string
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org, err := o.query.OrgByDomainGlobal(ctx, strings.TrimPrefix(scope, authreq_model.OrgDomainPrimaryScope))
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if err == nil {
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orgID = org.ID
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}
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if orgID != user.ResourceOwner {
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scopes[i] = scopes[len(scopes)-1]
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scopes[len(scopes)-1] = ""
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scopes = scopes[:len(scopes)-1]
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}
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}
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}
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return scopes, nil
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}
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func (o *OPStorage) AuthorizeClientIDSecret(ctx context.Context, id string, secret string) (err error) {
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ctx, span := tracing.NewSpan(ctx)
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defer func() { span.EndWithError(err) }()
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ctx = authz.SetCtxData(ctx, authz.CtxData{
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UserID: oidcCtx,
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OrgID: oidcCtx,
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})
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return o.repo.AuthorizeClientIDSecret(ctx, id, secret)
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}
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func (o *OPStorage) SetUserinfoFromToken(ctx context.Context, userInfo oidc.UserInfoSetter, tokenID, subject, origin string) (err error) {
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ctx, span := tracing.NewSpan(ctx)
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defer func() { span.EndWithError(err) }()
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token, err := o.repo.TokenByID(ctx, subject, tokenID)
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if err != nil {
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return errors.ThrowPermissionDenied(nil, "OIDC-Dsfb2", "token is not valid or has expired")
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}
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if token.ApplicationID != "" {
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app, err := o.query.AppByOIDCClientID(ctx, token.ApplicationID)
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if err != nil {
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return err
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}
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if origin != "" && !http.IsOriginAllowed(app.OIDCConfig.AllowedOrigins, origin) {
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return errors.ThrowPermissionDenied(nil, "OIDC-da1f3", "origin is not allowed")
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}
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}
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return o.setUserinfo(ctx, userInfo, token.UserID, token.ApplicationID, token.Scopes)
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}
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func (o *OPStorage) SetUserinfoFromScopes(ctx context.Context, userInfo oidc.UserInfoSetter, userID, applicationID string, scopes []string) (err error) {
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ctx, span := tracing.NewSpan(ctx)
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defer func() { span.EndWithError(err) }()
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if applicationID != "" {
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app, err := o.query.AppByOIDCClientID(ctx, applicationID)
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if err != nil {
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return err
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}
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if app.OIDCConfig.AssertIDTokenRole {
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scopes, err = o.assertProjectRoleScopes(ctx, applicationID, scopes)
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if err != nil {
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return errors.ThrowPreconditionFailed(err, "OIDC-Dfe2s", "Errors.Internal")
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}
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}
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}
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return o.setUserinfo(ctx, userInfo, userID, applicationID, scopes)
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}
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func (o *OPStorage) SetIntrospectionFromToken(ctx context.Context, introspection oidc.IntrospectionResponse, tokenID, subject, clientID string) error {
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token, err := o.repo.TokenByID(ctx, subject, tokenID)
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if err != nil {
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return errors.ThrowPermissionDenied(nil, "OIDC-Dsfb2", "token is not valid or has expired")
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}
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projectID, err := o.query.ProjectIDFromClientID(ctx, clientID)
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if err != nil {
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return errors.ThrowPermissionDenied(nil, "OIDC-Adfg5", "client not found")
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}
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for _, aud := range token.Audience {
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if aud == clientID || aud == projectID {
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err := o.setUserinfo(ctx, introspection, token.UserID, clientID, token.Scopes)
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if err != nil {
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return err
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}
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introspection.SetScopes(token.Scopes)
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introspection.SetClientID(token.ApplicationID)
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return nil
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}
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}
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return errors.ThrowPermissionDenied(nil, "OIDC-sdg3G", "token is not valid for this client")
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}
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func (o *OPStorage) setUserinfo(ctx context.Context, userInfo oidc.UserInfoSetter, userID, applicationID string, scopes []string) (err error) {
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ctx, span := tracing.NewSpan(ctx)
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defer func() { span.EndWithError(err) }()
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user, err := o.repo.UserByID(ctx, userID)
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if err != nil {
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return err
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}
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roles := make([]string, 0)
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for _, scope := range scopes {
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switch scope {
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case oidc.ScopeOpenID:
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userInfo.SetSubject(user.ID)
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case oidc.ScopeEmail:
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if user.HumanView == nil {
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continue
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}
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userInfo.SetEmail(user.Email, user.IsEmailVerified)
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case oidc.ScopeProfile:
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userInfo.SetPreferredUsername(user.PreferredLoginName)
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userInfo.SetUpdatedAt(user.ChangeDate)
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if user.HumanView != nil {
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userInfo.SetName(user.DisplayName)
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userInfo.SetFamilyName(user.LastName)
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userInfo.SetGivenName(user.FirstName)
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userInfo.SetNickname(user.NickName)
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userInfo.SetGender(oidc.Gender(getGender(user.Gender)))
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locale, _ := language.Parse(user.PreferredLanguage)
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userInfo.SetLocale(locale)
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userInfo.SetPicture(user.AvatarURL)
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} else {
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userInfo.SetName(user.MachineView.Name)
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}
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case oidc.ScopePhone:
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if user.HumanView == nil {
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continue
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}
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userInfo.SetPhone(user.Phone, user.IsPhoneVerified)
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case oidc.ScopeAddress:
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if user.HumanView == nil {
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continue
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}
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if user.StreetAddress == "" && user.Locality == "" && user.Region == "" && user.PostalCode == "" && user.Country == "" {
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continue
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}
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userInfo.SetAddress(oidc.NewUserInfoAddress(user.StreetAddress, user.Locality, user.Region, user.PostalCode, user.Country, ""))
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case ScopeUserMetaData:
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userMetaData, err := o.assertUserMetaData(ctx, userID)
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if err != nil {
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return err
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}
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if len(userMetaData) > 0 {
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userInfo.AppendClaims(ClaimUserMetaData, userMetaData)
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}
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case ScopeResourceOwner:
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resourceOwnerClaims, err := o.assertUserResourceOwner(ctx, userID)
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if err != nil {
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return err
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}
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for claim, value := range resourceOwnerClaims {
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userInfo.AppendClaims(claim, value)
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}
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default:
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if strings.HasPrefix(scope, ScopeProjectRolePrefix) {
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roles = append(roles, strings.TrimPrefix(scope, ScopeProjectRolePrefix))
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}
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if strings.HasPrefix(scope, authreq_model.OrgDomainPrimaryScope) {
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userInfo.AppendClaims(authreq_model.OrgDomainPrimaryClaim, strings.TrimPrefix(scope, authreq_model.OrgDomainPrimaryScope))
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}
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}
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}
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if len(roles) == 0 || applicationID == "" {
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return nil
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}
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projectRoles, err := o.assertRoles(ctx, userID, applicationID, roles)
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if err != nil {
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return err
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}
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if len(projectRoles) > 0 {
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userInfo.AppendClaims(ClaimProjectRoles, projectRoles)
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}
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return nil
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}
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func (o *OPStorage) GetPrivateClaimsFromScopes(ctx context.Context, userID, clientID string, scopes []string) (claims map[string]interface{}, err error) {
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roles := make([]string, 0)
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for _, scope := range scopes {
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switch scope {
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case ScopeUserMetaData:
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userMetaData, err := o.assertUserMetaData(ctx, userID)
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if err != nil {
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return nil, err
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}
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if len(userMetaData) > 0 {
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claims = appendClaim(claims, ClaimUserMetaData, userMetaData)
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}
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case ScopeResourceOwner:
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resourceOwnerClaims, err := o.assertUserResourceOwner(ctx, userID)
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if err != nil {
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return nil, err
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}
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for claim, value := range resourceOwnerClaims {
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claims = appendClaim(claims, claim, value)
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}
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}
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if strings.HasPrefix(scope, ScopeProjectRolePrefix) {
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roles = append(roles, strings.TrimPrefix(scope, ScopeProjectRolePrefix))
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} else if strings.HasPrefix(scope, authreq_model.OrgDomainPrimaryScope) {
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claims = appendClaim(claims, authreq_model.OrgDomainPrimaryClaim, strings.TrimPrefix(scope, authreq_model.OrgDomainPrimaryScope))
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}
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}
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if len(roles) == 0 || clientID == "" {
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return claims, nil
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}
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projectRoles, err := o.assertRoles(ctx, userID, clientID, roles)
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if err != nil {
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return nil, err
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}
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if len(projectRoles) > 0 {
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claims = appendClaim(claims, ClaimProjectRoles, projectRoles)
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}
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return claims, err
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}
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func (o *OPStorage) assertRoles(ctx context.Context, userID, applicationID string, requestedRoles []string) (map[string]map[string]string, error) {
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projectID, err := o.query.ProjectIDFromClientID(ctx, applicationID)
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if err != nil {
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return nil, err
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}
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grants, err := o.repo.UserGrantsByProjectAndUserID(projectID, userID)
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if err != nil {
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return nil, err
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}
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projectRoles := make(map[string]map[string]string)
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for _, requestedRole := range requestedRoles {
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for _, grant := range grants {
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checkGrantedRoles(projectRoles, grant, requestedRole)
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}
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}
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return projectRoles, nil
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}
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func (o *OPStorage) assertUserMetaData(ctx context.Context, userID string) (map[string]string, error) {
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metaData, err := o.repo.SearchUserMetadata(ctx, userID)
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if err != nil {
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return nil, err
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}
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userMetaData := make(map[string]string)
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for _, md := range metaData.Result {
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userMetaData[md.Key] = base64.RawURLEncoding.EncodeToString(md.Value)
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}
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return userMetaData, nil
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}
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func (o *OPStorage) assertUserResourceOwner(ctx context.Context, userID string) (map[string]string, error) {
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user, err := o.repo.UserByID(ctx, userID)
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if err != nil {
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return nil, err
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}
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resourceOwner, err := o.query.OrgByID(ctx, user.ResourceOwner)
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if err != nil {
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return nil, err
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}
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return map[string]string{
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ClaimResourceOwner + "id": resourceOwner.ID,
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ClaimResourceOwner + "name": resourceOwner.Name,
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ClaimResourceOwner + "primary_domain": resourceOwner.Domain,
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}, nil
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}
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func checkGrantedRoles(roles map[string]map[string]string, grant *grant_model.UserGrantView, requestedRole string) {
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for _, grantedRole := range grant.RoleKeys {
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if requestedRole == grantedRole {
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appendRole(roles, grantedRole, grant.ResourceOwner, grant.OrgPrimaryDomain)
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}
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}
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}
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func appendRole(roles map[string]map[string]string, role, orgID, orgPrimaryDomain string) {
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if roles[role] == nil {
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roles[role] = make(map[string]string, 0)
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}
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roles[role][orgID] = orgPrimaryDomain
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}
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func getGender(gender user_model.Gender) string {
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switch gender {
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case user_model.GenderFemale:
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return "female"
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case user_model.GenderMale:
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return "male"
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case user_model.GenderDiverse:
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return "diverse"
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}
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return ""
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}
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func appendClaim(claims map[string]interface{}, claim string, value interface{}) map[string]interface{} {
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if claims == nil {
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claims = make(map[string]interface{})
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}
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claims[claim] = value
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return claims
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}
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