| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.epam.datalab.backendapi.resources.base; |
| |
| import com.epam.datalab.backendapi.ProvisioningServiceApplicationConfiguration; |
| import com.epam.datalab.backendapi.core.Directories; |
| import com.epam.datalab.backendapi.core.FileHandlerCallback; |
| import com.epam.datalab.backendapi.core.commands.CommandBuilder; |
| import com.epam.datalab.backendapi.core.commands.DockerAction; |
| import com.epam.datalab.backendapi.core.commands.DockerCommands; |
| import com.epam.datalab.backendapi.core.commands.ICommandExecutor; |
| import com.epam.datalab.backendapi.core.commands.RunDockerCommand; |
| import com.epam.datalab.backendapi.core.response.folderlistener.FolderListenerExecutor; |
| import com.epam.datalab.backendapi.core.response.handlers.ResourcesStatusCallbackHandler; |
| import com.epam.datalab.cloud.CloudProvider; |
| import com.epam.datalab.dto.UserEnvironmentResources; |
| import com.epam.datalab.dto.status.EnvResource; |
| import com.epam.datalab.dto.status.EnvResourceList; |
| import com.epam.datalab.exceptions.DatalabException; |
| import com.epam.datalab.process.model.ProcessInfo; |
| import com.epam.datalab.rest.client.RESTService; |
| import com.google.inject.Inject; |
| import lombok.extern.slf4j.Slf4j; |
| import org.apache.commons.lang3.StringUtils; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Optional; |
| |
| import static com.epam.datalab.backendapi.core.commands.DockerAction.STATUS; |
| import static java.util.stream.Collectors.toList; |
| |
| @Slf4j |
| public abstract class InfrastructureService implements DockerCommands { |
| @Inject |
| private RESTService selfService; |
| @Inject |
| private ProvisioningServiceApplicationConfiguration configuration; |
| @Inject |
| private FolderListenerExecutor folderListenerExecutor; |
| @Inject |
| private ICommandExecutor commandExecutor; |
| @Inject |
| private CommandBuilder commandBuilder; |
| |
| private static final String CONTAINER_NAME_REGEX_FORMAT = "%s_[^_\\W]+_%s(|_%s)_\\d+"; |
| |
| public String action(String username, UserEnvironmentResources dto, String iamUser, DockerAction dockerAction) { |
| log.trace("Request the status of resources for user {}: {}", username, dto); |
| String uuid = DockerCommands.generateUUID(); |
| folderListenerExecutor.start(configuration.getImagesDirectory(), |
| configuration.getRequestEnvStatusTimeout(), |
| getFileHandlerCallback(dockerAction, uuid, iamUser, dto.getResourceList())); |
| try { |
| |
| removeResourcesWithRunningContainers(username, dto); |
| |
| if (!(dto.getResourceList().getHostList().isEmpty() && dto.getResourceList().getClusterList().isEmpty())) { |
| log.trace("Request the status of resources for user {} after filtering: {}", username, dto); |
| RunDockerCommand runDockerCommand = new RunDockerCommand() |
| .withInteractive() |
| .withName(nameContainer(dto.getEdgeUserName(), STATUS, "resources")) |
| .withVolumeForRootKeys(configuration.getKeyDirectory()) |
| .withVolumeForResponse(configuration.getImagesDirectory()) |
| .withVolumeForLog(configuration.getDockerLogDirectory(), Directories.EDGE_LOG_DIRECTORY) |
| .withResource(getResourceType()) |
| .withRequestId(uuid) |
| .withConfKeyName(configuration.getAdminKey()) |
| .withActionStatus(configuration.getEdgeImage()); |
| if (configuration.getCloudProvider() == CloudProvider.AZURE && |
| Objects.nonNull(configuration.getCloudConfiguration().getAzureAuthFile()) && |
| !configuration.getCloudConfiguration().getAzureAuthFile().isEmpty()) { |
| runDockerCommand.withVolumeFoAzureAuthFile(configuration.getCloudConfiguration().getAzureAuthFile()); |
| } |
| |
| commandExecutor.executeAsync(username, uuid, commandBuilder.buildCommand(runDockerCommand, dto)); |
| } else { |
| log.debug("Skipping calling status command. Resource lists are empty"); |
| } |
| } catch (Exception e) { |
| throw new DatalabException("Docker's command \"" + getResourceType() + "\" is fail: " + e.getLocalizedMessage |
| (), e); |
| } |
| return uuid; |
| } |
| |
| private void removeResourcesWithRunningContainers(String username, UserEnvironmentResources dto) |
| throws Exception { |
| |
| final ProcessInfo processInfo = commandExecutor.executeSync(username, DockerCommands.generateUUID(), |
| String.format(DockerCommands.GET_RUNNING_CONTAINERS_FOR_USER, dto.getEdgeUserName())); |
| final String processInfoStdOut = processInfo.getStdOut(); |
| |
| if (StringUtils.isNoneEmpty(processInfoStdOut)) { |
| final List<String> runningContainerNames = Arrays.asList(processInfoStdOut.split("\n")); |
| log.info("Running containers for users: {}", runningContainerNames); |
| final List<EnvResource> hostList = filter(dto.getEdgeUserName(), runningContainerNames, dto |
| .getResourceList() |
| .getHostList()); |
| final List<EnvResource> clusterList = filter(dto.getEdgeUserName(), runningContainerNames, dto |
| .getResourceList() |
| .getClusterList()); |
| |
| dto.getResourceList().setHostList(hostList); |
| dto.getResourceList().setClusterList(clusterList); |
| } |
| } |
| |
| private List<EnvResource> filter(String username, List<String> runningContainerNames, List<EnvResource> hostList) { |
| return hostList |
| .stream() |
| .filter(envResource -> hasNotCorrespondingRunningContainer(username, runningContainerNames, |
| envResource)) |
| .map(envResource -> new EnvResource().withId(envResource.getId()).withStatus(envResource.getStatus())) |
| .collect(toList()); |
| } |
| |
| private boolean hasNotCorrespondingRunningContainer(String username, List<String> runningContainerNames, |
| EnvResource |
| envResource) { |
| final String regex = String.format(CONTAINER_NAME_REGEX_FORMAT, username, envResource |
| .getResourceType().name().toLowerCase(), Optional.ofNullable(envResource.getName()).orElse("")); |
| return runningContainerNames.stream().noneMatch(container -> container.matches(regex)); |
| } |
| |
| protected FileHandlerCallback getFileHandlerCallback(DockerAction action, String uuid, String user, EnvResourceList resourceList) { |
| return new ResourcesStatusCallbackHandler(selfService, action, uuid, user, resourceList); |
| } |
| |
| private String nameContainer(String user, DockerAction action, String name) { |
| return nameContainer(user, action.toString(), name); |
| } |
| |
| public String getResourceType() { |
| return "status"; |
| } |
| } |