| // Copyright (C) 2017 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.google.gerrit.server.project; |
| |
| import com.google.common.base.Strings; |
| import com.google.gerrit.extensions.api.config.AccessCheckInfo; |
| import com.google.gerrit.extensions.api.config.AccessCheckInput; |
| import com.google.gerrit.extensions.restapi.AuthException; |
| import com.google.gerrit.extensions.restapi.BadRequestException; |
| import com.google.gerrit.extensions.restapi.RestApiException; |
| import com.google.gerrit.extensions.restapi.RestModifyView; |
| import com.google.gerrit.extensions.restapi.UnprocessableEntityException; |
| import com.google.gerrit.reviewdb.client.Account; |
| import com.google.gerrit.reviewdb.client.Branch; |
| import com.google.gerrit.server.IdentifiedUser; |
| import com.google.gerrit.server.account.AccountResolver; |
| import com.google.gerrit.server.permissions.GlobalPermission; |
| import com.google.gerrit.server.permissions.PermissionBackend; |
| import com.google.gerrit.server.permissions.PermissionBackendException; |
| import com.google.gerrit.server.permissions.ProjectPermission; |
| import com.google.gerrit.server.permissions.RefPermission; |
| import com.google.gwtorm.server.OrmException; |
| import com.google.inject.Inject; |
| import com.google.inject.Singleton; |
| import java.io.IOException; |
| import javax.servlet.http.HttpServletResponse; |
| import org.eclipse.jgit.errors.ConfigInvalidException; |
| |
| @Singleton |
| public class CheckAccess implements RestModifyView<ProjectResource, AccessCheckInput> { |
| private final AccountResolver accountResolver; |
| private final IdentifiedUser.GenericFactory userFactory; |
| private final PermissionBackend permissionBackend; |
| |
| @Inject |
| CheckAccess( |
| AccountResolver resolver, |
| IdentifiedUser.GenericFactory userFactory, |
| PermissionBackend permissionBackend) { |
| this.accountResolver = resolver; |
| this.userFactory = userFactory; |
| this.permissionBackend = permissionBackend; |
| } |
| |
| @Override |
| public AccessCheckInfo apply(ProjectResource rsrc, AccessCheckInput input) |
| throws OrmException, PermissionBackendException, RestApiException, IOException, |
| ConfigInvalidException { |
| permissionBackend.user(rsrc.getUser()).check(GlobalPermission.ADMINISTRATE_SERVER); |
| |
| if (input == null) { |
| throw new BadRequestException("input is required"); |
| } |
| if (Strings.isNullOrEmpty(input.account)) { |
| throw new BadRequestException("input requires 'account'"); |
| } |
| |
| Account match = accountResolver.find(input.account); |
| if (match == null) { |
| throw new UnprocessableEntityException( |
| String.format("cannot find account %s", input.account)); |
| } |
| |
| AccessCheckInfo info = new AccessCheckInfo(); |
| |
| IdentifiedUser user = userFactory.create(match.getId()); |
| try { |
| permissionBackend.user(user).project(rsrc.getNameKey()).check(ProjectPermission.ACCESS); |
| } catch (AuthException | PermissionBackendException e) { |
| info.message = |
| String.format( |
| "user %s (%s) cannot see project %s", |
| user.getNameEmail(), user.getAccount().getId(), rsrc.getName()); |
| info.status = HttpServletResponse.SC_FORBIDDEN; |
| return info; |
| } |
| |
| if (!Strings.isNullOrEmpty(input.ref)) { |
| try { |
| permissionBackend |
| .user(user) |
| .ref(new Branch.NameKey(rsrc.getNameKey(), input.ref)) |
| .check(RefPermission.READ); |
| } catch (AuthException | PermissionBackendException e) { |
| info.status = HttpServletResponse.SC_FORBIDDEN; |
| info.message = |
| String.format( |
| "user %s (%s) cannot see ref %s in project %s", |
| user.getNameEmail(), user.getAccount().getId(), input.ref, rsrc.getName()); |
| return info; |
| } |
| } |
| |
| info.status = HttpServletResponse.SC_OK; |
| return info; |
| } |
| } |