mirror of
https://github.com/gravitational/teleport.git
synced 2026-10-31 20:39:37 +08:00
Noah Stride
acb255cd88
* Add type for GitLab ProvisionToken * Add default behaviour for domain * Add IDTokenClaims for GitLab * Add gitlab token source and token validator * Thread GitLab support through auth and tbot packages * Adjust cluster name fetching in token validator * Initialize GitLab token validator in auth * Improve comment on `sub` * Working GitLab CI delegated joining * Add additional token rule fields * Add checking for new configuration fields * add additional test cases for validation of gitlab config struct * Add TestAuth_RegisterUsingToken_GitLab * Add tests for IDTokenSource * Fix imports * Add tests for GitLab Token Validator * Fix some comments that were incomplete * Add license headers
96 lines
2.7 KiB
Go
96 lines
2.7 KiB
Go
/*
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Copyright 2022 Gravitational, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package auth
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import (
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"context"
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"github.com/gravitational/trace"
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"github.com/sirupsen/logrus"
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"github.com/gravitational/teleport/api/types"
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"github.com/gravitational/teleport/lib/gitlab"
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)
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type gitlabIDTokenValidator interface {
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Validate(
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ctx context.Context, domain string, token string,
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) (*gitlab.IDTokenClaims, error)
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}
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func (a *Server) checkGitLabJoinRequest(ctx context.Context, req *types.RegisterUsingTokenRequest) (*gitlab.IDTokenClaims, error) {
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if req.IDToken == "" {
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return nil, trace.BadParameter("IDToken not provided for gitlab join request")
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}
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pt, err := a.GetToken(ctx, req.Token)
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if err != nil {
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return nil, trace.Wrap(err)
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}
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token, ok := pt.(*types.ProvisionTokenV2)
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if !ok {
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return nil, trace.BadParameter("gitlab join method only supports ProvisionTokenV2, '%T' was provided", pt)
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}
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claims, err := a.gitlabIDTokenValidator.Validate(
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ctx, token.Spec.GitLab.Domain, req.IDToken,
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)
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if err != nil {
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return nil, trace.Wrap(err)
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}
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log.WithFields(logrus.Fields{
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"claims": claims,
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"token": pt.GetName(),
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}).Info("GitLab CI run trying to join cluster")
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return claims, trace.Wrap(checkGitLabAllowRules(token, claims))
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}
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func checkGitLabAllowRules(token *types.ProvisionTokenV2, claims *gitlab.IDTokenClaims) error {
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// If a single rule passes, accept the IDToken
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for _, rule := range token.Spec.GitLab.Allow {
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// Please consider keeping these field validators in the same order they
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// are defined within the ProvisionTokenSpecV2GitLab proto spec.
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if rule.Sub != "" && claims.Sub != rule.Sub {
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continue
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}
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if rule.Ref != "" && claims.Ref != rule.Ref {
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continue
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}
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if rule.RefType != "" && claims.RefType != rule.RefType {
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continue
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}
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if rule.NamespacePath != "" && claims.NamespacePath != rule.NamespacePath {
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continue
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}
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if rule.ProjectPath != "" && claims.ProjectPath != rule.ProjectPath {
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continue
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}
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if rule.PipelineSource != "" && claims.PipelineSource != rule.PipelineSource {
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continue
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}
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if rule.Environment != "" && claims.Environment != rule.Environment {
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continue
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}
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// All provided rules met.
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return nil
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}
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return trace.AccessDenied("id token claims did not match any allow rules")
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}
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