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How to use NodeDrainComplete class of org.openqa.selenium.grid.data package
Best Selenium code snippet using org.openqa.selenium.grid.data.NodeDrainComplete
Source:LocalNode.java 
...33import org.openqa.selenium.grid.data.Availability;34import org.openqa.selenium.grid.data.CreateSessionRequest;35import org.openqa.selenium.grid.data.CreateSessionResponse;36import org.openqa.selenium.grid.data.NodeAddedEvent;37import org.openqa.selenium.grid.data.NodeDrainComplete;38import org.openqa.selenium.grid.data.NodeDrainStarted;39import org.openqa.selenium.grid.data.NodeHeartBeatEvent;40import org.openqa.selenium.grid.data.NodeId;41import org.openqa.selenium.grid.data.NodeStatus;42import org.openqa.selenium.grid.data.Session;43import org.openqa.selenium.grid.data.SessionClosedEvent;44import org.openqa.selenium.grid.data.Slot;45import org.openqa.selenium.grid.data.SlotId;46import org.openqa.selenium.grid.jmx.JMXHelper;47import org.openqa.selenium.grid.jmx.ManagedAttribute;48import org.openqa.selenium.grid.jmx.ManagedService;49import org.openqa.selenium.grid.node.ActiveSession;50import org.openqa.selenium.grid.node.HealthCheck;51import org.openqa.selenium.grid.node.Node;52import org.openqa.selenium.grid.node.SessionFactory;53import org.openqa.selenium.grid.node.config.NodeOptions;54import org.openqa.selenium.grid.security.Secret;55import org.openqa.selenium.internal.Either;56import org.openqa.selenium.internal.Require;57import org.openqa.selenium.io.TemporaryFilesystem;58import org.openqa.selenium.io.Zip;59import org.openqa.selenium.json.Json;60import org.openqa.selenium.remote.SessionId;61import org.openqa.selenium.remote.http.HttpRequest;62import org.openqa.selenium.remote.http.HttpResponse;63import org.openqa.selenium.remote.tracing.AttributeKey;64import org.openqa.selenium.remote.tracing.EventAttribute;65import org.openqa.selenium.remote.tracing.EventAttributeValue;66import org.openqa.selenium.remote.tracing.Span;67import org.openqa.selenium.remote.tracing.Status;68import org.openqa.selenium.remote.tracing.Tracer;69import java.io.File;70import java.io.IOException;71import java.io.UncheckedIOException;72import java.net.URI;73import java.net.URISyntaxException;74import java.time.Clock;75import java.time.Duration;76import java.time.Instant;77import java.util.HashMap;78import java.util.List;79import java.util.Map;80import java.util.Optional;81import java.util.Set;82import java.util.UUID;83import java.util.concurrent.ExecutionException;84import java.util.concurrent.atomic.AtomicBoolean;85import java.util.concurrent.atomic.AtomicInteger;86import java.util.logging.Logger;87import java.util.stream.Collectors;88import static com.google.common.collect.ImmutableSet.toImmutableSet;89import static org.openqa.selenium.grid.data.Availability.DRAINING;90import static org.openqa.selenium.grid.data.Availability.UP;91import static org.openqa.selenium.grid.node.CapabilityResponseEncoder.getEncoder;92import static org.openqa.selenium.remote.HttpSessionId.getSessionId;93import static org.openqa.selenium.remote.RemoteTags.CAPABILITIES;94import static org.openqa.selenium.remote.RemoteTags.SESSION_ID;95import static org.openqa.selenium.remote.http.Contents.asJson;96import static org.openqa.selenium.remote.http.Contents.string;97import static org.openqa.selenium.remote.http.HttpMethod.DELETE;98@ManagedService(objectName = "org.seleniumhq.grid:type=Node,name=LocalNode",99 description = "Node running the webdriver sessions.")100public class LocalNode extends Node {101 private static final Json JSON = new Json();102 private static final Logger LOG = Logger.getLogger(LocalNode.class.getName());103 private final EventBus bus;104 private final URI externalUri;105 private final URI gridUri;106 private final Duration heartbeatPeriod;107 private final HealthCheck healthCheck;108 private final int maxSessionCount;109 private final List<SessionSlot> factories;110 private final Cache<SessionId, SessionSlot> currentSessions;111 private final Cache<SessionId, TemporaryFilesystem> tempFileSystems;112 private final Regularly regularly;113 private final AtomicInteger pendingSessions = new AtomicInteger();114 private final AtomicBoolean heartBeatStarted = new AtomicBoolean(false);115 private LocalNode(116 Tracer tracer,117 EventBus bus,118 URI uri,119 URI gridUri,120 HealthCheck healthCheck,121 int maxSessionCount,122 Ticker ticker,123 Duration sessionTimeout,124 Duration heartbeatPeriod,125 List<SessionSlot> factories,126 Secret registrationSecret) {127 super(tracer, new NodeId(UUID.randomUUID()), uri, registrationSecret);128 this.bus = Require.nonNull("Event bus", bus);129 this.externalUri = Require.nonNull("Remote node URI", uri);130 this.gridUri = Require.nonNull("Grid URI", gridUri);131 this.maxSessionCount = Math.min(Require.positive("Max session count", maxSessionCount), factories.size());132 this.heartbeatPeriod = heartbeatPeriod;133 this.factories = ImmutableList.copyOf(factories);134 Require.nonNull("Registration secret", registrationSecret);135 this.healthCheck = healthCheck == null ?136 () -> new HealthCheck.Result(137 isDraining() ? DRAINING : UP,138 String.format("%s is %s", uri, isDraining() ? "draining" : "up")) :139 healthCheck;140 this.currentSessions = CacheBuilder.newBuilder()141 .expireAfterAccess(sessionTimeout)142 .ticker(ticker)143 .removalListener((RemovalListener<SessionId, SessionSlot>) notification -> {144 // If we were invoked explicitly, then return: we know what we're doing.145 if (!notification.wasEvicted()) {146 return;147 }148 killSession(notification.getValue());149 })150 .build();151 this.tempFileSystems = CacheBuilder.newBuilder()152 .expireAfterAccess(sessionTimeout)153 .ticker(ticker)154 .removalListener((RemovalListener<SessionId, TemporaryFilesystem>) notification -> {155 TemporaryFilesystem tempFS = notification.getValue();156 tempFS.deleteTemporaryFiles();157 tempFS.deleteBaseDir();158 })159 .build();160 this.regularly = new Regularly("Local Node: " + externalUri);161 regularly.submit(currentSessions::cleanUp, Duration.ofSeconds(30), Duration.ofSeconds(30));162 regularly.submit(tempFileSystems::cleanUp, Duration.ofSeconds(30), Duration.ofSeconds(30));163 bus.addListener(NodeAddedEvent.listener(nodeId -> {164 if (getId().equals(nodeId)) {165 // Lets avoid to create more than one "Regularly" when the Node registers again.166 if (!heartBeatStarted.getAndSet(true)) {167 regularly.submit(168 () -> bus.fire(new NodeHeartBeatEvent(getStatus())), heartbeatPeriod, heartbeatPeriod);169 }170 }171 }));172 bus.addListener(SessionClosedEvent.listener(id -> {173 try {174 this.stop(id);175 } catch (NoSuchSessionException ignore) {176 }177 if (this.isDraining()) {178 int done = pendingSessions.decrementAndGet();179 if (done <= 0) {180 LOG.info("Firing node drain complete message");181 bus.fire(new NodeDrainComplete(this.getId()));182 }183 }184 }));185 new JMXHelper().register(this);186 }187 public static Builder builder(188 Tracer tracer,189 EventBus bus,190 URI uri,191 URI gridUri,192 Secret registrationSecret) {193 return new Builder(tracer, bus, uri, gridUri, registrationSecret);194 }195 @Override196 public boolean isReady() {197 return bus.isReady();198 }199 @VisibleForTesting200 @ManagedAttribute(name = "CurrentSessions")201 public int getCurrentSessionCount() {202 // It seems wildly unlikely we'll overflow an int203 return Math.toIntExact(currentSessions.size());204 }205 @ManagedAttribute(name = "MaxSessions")206 public int getMaxSessionCount() {207 return maxSessionCount;208 }209 @ManagedAttribute(name = "Status")210 public Availability getAvailability() {211 return isDraining() ? DRAINING : UP;212 }213 @ManagedAttribute(name = "TotalSlots")214 public int getTotalSlots() {215 return factories.size();216 }217 @ManagedAttribute(name = "UsedSlots")218 public long getUsedSlots() {219 return factories.stream().filter(sessionSlot -> !sessionSlot.isAvailable()).count();220 }221 @ManagedAttribute(name = "Load")222 public float getLoad() {223 long inUse = factories.stream().filter(sessionSlot -> !sessionSlot.isAvailable()).count();224 return inUse / (float) maxSessionCount * 100f;225 }226 @ManagedAttribute(name = "RemoteNodeUri")227 public URI getExternalUri() {228 return this.getUri();229 }230 @ManagedAttribute(name = "GridUri")231 public URI getGridUri() {232 return this.gridUri;233 }234 @ManagedAttribute(name = "NodeId")235 public String getNodeId() {236 return getId().toString();237 }238 @Override239 public boolean isSupporting(Capabilities capabilities) {240 return factories.parallelStream().anyMatch(factory -> factory.test(capabilities));241 }242 @Override243 public Either<WebDriverException, CreateSessionResponse> newSession(CreateSessionRequest sessionRequest) {244 Require.nonNull("Session request", sessionRequest);245 try (Span span = tracer.getCurrentContext().createSpan("node.new_session")) {246 Map<String, EventAttributeValue> attributeMap = new HashMap<>();247 attributeMap248 .put(AttributeKey.LOGGER_CLASS.getKey(), EventAttribute.setValue(getClass().getName()));249 attributeMap.put("session.request.capabilities",250 EventAttribute.setValue(sessionRequest.getDesiredCapabilities().toString()));251 attributeMap.put("session.request.downstreamdialect",252 EventAttribute.setValue(sessionRequest.getDownstreamDialects().toString()));253 int currentSessionCount = getCurrentSessionCount();254 span.setAttribute("current.session.count", currentSessionCount);255 attributeMap.put("current.session.count", EventAttribute.setValue(currentSessionCount));256 if (getCurrentSessionCount() >= maxSessionCount) {257 span.setAttribute("error", true);258 span.setStatus(Status.RESOURCE_EXHAUSTED);259 attributeMap.put("max.session.count", EventAttribute.setValue(maxSessionCount));260 span.addEvent("Max session count reached", attributeMap);261 return Either.left(new RetrySessionRequestException("Max session count reached."));262 }263 if (isDraining()) {264 span.setStatus(Status.UNAVAILABLE.withDescription("The node is draining. Cannot accept new sessions."));265 return Either.left(266 new RetrySessionRequestException("The node is draining. Cannot accept new sessions."));267 }268 // Identify possible slots to use as quickly as possible to enable concurrent session starting269 SessionSlot slotToUse = null;270 synchronized (factories) {271 for (SessionSlot factory : factories) {272 if (!factory.isAvailable() || !factory.test(sessionRequest.getDesiredCapabilities())) {273 continue;274 }275 factory.reserve();276 slotToUse = factory;277 break;278 }279 }280 if (slotToUse == null) {281 span.setAttribute("error", true);282 span.setStatus(Status.NOT_FOUND);283 span.addEvent("No slot matched the requested capabilities. ", attributeMap);284 return Either.left(285 new RetrySessionRequestException("No slot matched the requested capabilities."));286 }287 Either<WebDriverException, ActiveSession> possibleSession = slotToUse.apply(sessionRequest);288 if (possibleSession.isRight()) {289 ActiveSession session = possibleSession.right();290 currentSessions.put(session.getId(), slotToUse);291 SessionId sessionId = session.getId();292 Capabilities caps = session.getCapabilities();293 SESSION_ID.accept(span, sessionId);294 CAPABILITIES.accept(span, caps);295 String downstream = session.getDownstreamDialect().toString();296 String upstream = session.getUpstreamDialect().toString();297 String sessionUri = session.getUri().toString();298 span.setAttribute(AttributeKey.DOWNSTREAM_DIALECT.getKey(), downstream);299 span.setAttribute(AttributeKey.UPSTREAM_DIALECT.getKey(), upstream);300 span.setAttribute(AttributeKey.SESSION_URI.getKey(), sessionUri);301 // The session we return has to look like it came from the node, since we might be dealing302 // with a webdriver implementation that only accepts connections from localhost303 Session externalSession = createExternalSession(304 session,305 externalUri,306 slotToUse.isSupportingCdp() || caps.getCapability("se:cdp") != null);307 return Either.right(new CreateSessionResponse(308 externalSession,309 getEncoder(session.getDownstreamDialect()).apply(externalSession)));310 } else {311 slotToUse.release();312 span.setAttribute("error", true);313 span.addEvent("Unable to create session with the driver", attributeMap);314 return Either.left(possibleSession.left());315 }316 }317 }318 @Override319 public boolean isSessionOwner(SessionId id) {320 Require.nonNull("Session ID", id);321 return currentSessions.getIfPresent(id) != null;322 }323 @Override324 public Session getSession(SessionId id) throws NoSuchSessionException {325 Require.nonNull("Session ID", id);326 SessionSlot slot = currentSessions.getIfPresent(id);327 if (slot == null) {328 throw new NoSuchSessionException("Cannot find session with id: " + id);329 }330 return createExternalSession(slot.getSession(), externalUri, slot.isSupportingCdp());331 }332 @Override333 public TemporaryFilesystem getTemporaryFilesystem(SessionId id) throws IOException {334 try {335 return tempFileSystems.get(id, () -> TemporaryFilesystem.getTmpFsBasedOn(336 TemporaryFilesystem.getDefaultTmpFS().createTempDir("session", id.toString())));337 } catch (ExecutionException e) {338 throw new IOException(e);339 }340 }341 @Override342 public HttpResponse executeWebDriverCommand(HttpRequest req) {343 // True enough to be good enough344 SessionId id = getSessionId(req.getUri()).map(SessionId::new)345 .orElseThrow(() -> new NoSuchSessionException("Cannot find session: " + req));346 SessionSlot slot = currentSessions.getIfPresent(id);347 if (slot == null) {348 throw new NoSuchSessionException("Cannot find session with id: " + id);349 }350 HttpResponse toReturn = slot.execute(req);351 if (req.getMethod() == DELETE && req.getUri().equals("/session/" + id)) {352 stop(id);353 }354 return toReturn;355 }356 @Override357 public HttpResponse uploadFile(HttpRequest req, SessionId id) {358 Map<String, Object> incoming = JSON.toType(string(req), Json.MAP_TYPE);359 File tempDir;360 try {361 TemporaryFilesystem tempfs = getTemporaryFilesystem(id);362 tempDir = tempfs.createTempDir("upload", "file");363 Zip.unzip((String) incoming.get("file"), tempDir);364 } catch (IOException e) {365 throw new UncheckedIOException(e);366 }367 // Select the first file368 File[] allFiles = tempDir.listFiles();369 if (allFiles == null) {370 throw new WebDriverException(371 String.format("Cannot access temporary directory for uploaded files %s", tempDir));372 }373 if (allFiles.length != 1) {374 throw new WebDriverException(375 String.format("Expected there to be only 1 file. There were: %s", allFiles.length));376 }377 ImmutableMap<String, Object> result = ImmutableMap.of(378 "value", allFiles[0].getAbsolutePath());379 return new HttpResponse().setContent(asJson(result));380 }381 @Override382 public void stop(SessionId id) throws NoSuchSessionException {383 Require.nonNull("Session ID", id);384 SessionSlot slot = currentSessions.getIfPresent(id);385 if (slot == null) {386 throw new NoSuchSessionException("Cannot find session with id: " + id);387 }388 killSession(slot);389 tempFileSystems.invalidate(id);390 }391 private Session createExternalSession(ActiveSession other, URI externalUri, boolean isSupportingCdp) {392 Capabilities toUse = ImmutableCapabilities.copyOf(other.getCapabilities());393 // Rewrite the se:options if necessary to send the cdp url back394 if (isSupportingCdp) {395 String cdpPath = String.format("/session/%s/se/cdp", other.getId());396 toUse = new PersistentCapabilities(toUse).setCapability("se:cdp", rewrite(cdpPath));397 }398 return new Session(other.getId(), externalUri, other.getStereotype(), toUse, Instant.now());399 }400 private URI rewrite(String path) {401 try {402 return new URI(403 "ws",404 gridUri.getUserInfo(),405 gridUri.getHost(),406 gridUri.getPort(),407 path,408 null,409 null);410 } catch (URISyntaxException e) {411 throw new RuntimeException(e);412 }413 }414 private void killSession(SessionSlot slot) {415 currentSessions.invalidate(slot.getSession().getId());416 // Attempt to stop the session417 if (!slot.isAvailable()) {418 slot.stop();419 }420 }421 @Override422 public NodeStatus getStatus() {423 Set<Slot> slots = factories.stream()424 .map(slot -> {425 Instant lastStarted = Instant.EPOCH;426 Optional<Session> session = Optional.empty();427 if (!slot.isAvailable()) {428 ActiveSession activeSession = slot.getSession();429 if (activeSession != null) {430 lastStarted = activeSession.getStartTime();431 session = Optional.of(432 new Session(433 activeSession.getId(),434 activeSession.getUri(),435 slot.getStereotype(),436 activeSession.getCapabilities(),437 activeSession.getStartTime()));438 }439 }440 return new Slot(441 new SlotId(getId(), slot.getId()),442 slot.getStereotype(),443 lastStarted,444 session);445 })446 .collect(toImmutableSet());447 return new NodeStatus(448 getId(),449 externalUri,450 maxSessionCount,451 slots,452 isDraining() ? DRAINING : UP,453 heartbeatPeriod,454 getNodeVersion(),455 getOsInfo());456 }457 @Override458 public HealthCheck getHealthCheck() {459 return healthCheck;460 }461 @Override462 public void drain() {463 bus.fire(new NodeDrainStarted(getId()));464 draining = true;465 int currentSessionCount = getCurrentSessionCount();466 if (currentSessionCount == 0) {467 LOG.info("Firing node drain complete message");468 bus.fire(new NodeDrainComplete(getId()));469 } else {470 pendingSessions.set(currentSessionCount);471 }472 }473 private Map<String, Object> toJson() {474 return ImmutableMap.of(475 "id", getId(),476 "uri", externalUri,477 "maxSessions", maxSessionCount,478 "draining", isDraining(),479 "capabilities", factories.stream()480 .map(SessionSlot::getStereotype)481 .collect(Collectors.toSet()));482 }...
Source:OneShotNode.java
...27import org.openqa.selenium.grid.config.Config;28import org.openqa.selenium.grid.config.ConfigException;29import org.openqa.selenium.grid.data.CreateSessionRequest;30import org.openqa.selenium.grid.data.CreateSessionResponse;31import org.openqa.selenium.grid.data.NodeDrainComplete;32import org.openqa.selenium.grid.data.NodeDrainStarted;33import org.openqa.selenium.grid.data.NodeId;34import org.openqa.selenium.grid.data.NodeStatus;35import org.openqa.selenium.grid.data.Session;36import org.openqa.selenium.grid.data.SessionClosedEvent;37import org.openqa.selenium.grid.data.Slot;38import org.openqa.selenium.grid.data.SlotId;39import org.openqa.selenium.grid.log.LoggingOptions;40import org.openqa.selenium.grid.node.HealthCheck;41import org.openqa.selenium.grid.node.Node;42import org.openqa.selenium.grid.node.config.NodeOptions;43import org.openqa.selenium.grid.security.Secret;44import org.openqa.selenium.grid.server.BaseServerOptions;45import org.openqa.selenium.grid.server.EventBusOptions;46import org.openqa.selenium.internal.Require;47import org.openqa.selenium.json.Json;48import org.openqa.selenium.remote.CommandExecutor;49import org.openqa.selenium.remote.RemoteWebDriver;50import org.openqa.selenium.remote.SessionId;51import org.openqa.selenium.remote.http.HttpClient;52import org.openqa.selenium.remote.http.HttpRequest;53import org.openqa.selenium.remote.http.HttpResponse;54import org.openqa.selenium.remote.tracing.Tracer;55import java.lang.reflect.Field;56import java.net.URI;57import java.net.URISyntaxException;58import java.time.Instant;59import java.util.HashMap;60import java.util.Map;61import java.util.Optional;62import java.util.ServiceLoader;63import java.util.TreeMap;64import java.util.UUID;65import java.util.logging.Logger;66import java.util.stream.StreamSupport;67import static java.nio.charset.StandardCharsets.UTF_8;68import static org.openqa.selenium.grid.data.Availability.DRAINING;69import static org.openqa.selenium.grid.data.Availability.UP;70import static org.openqa.selenium.json.Json.MAP_TYPE;71import static org.openqa.selenium.remote.http.HttpMethod.DELETE;72/**73 * An implementation of {@link Node} that marks itself as draining immediately74 * after starting, and which then shuts down after usage. This will allow an75 * appropriately configured Kubernetes cluster to start a new node once the76 * session is finished.77 */78public class OneShotNode extends Node {79 private static final Logger LOG = Logger.getLogger(OneShotNode.class.getName());80 private static final Json JSON = new Json();81 private final EventBus events;82 private final WebDriverInfo driverInfo;83 private final Capabilities stereotype;84 private final URI gridUri;85 private final UUID slotId = UUID.randomUUID();86 private RemoteWebDriver driver;87 private SessionId sessionId;88 private HttpClient client;89 private Capabilities capabilities;90 private Instant sessionStart = Instant.EPOCH;91 private OneShotNode(92 Tracer tracer,93 EventBus events,94 Secret registrationSecret,95 NodeId id,96 URI uri,97 URI gridUri,98 Capabilities stereotype,99 WebDriverInfo driverInfo) {100 super(tracer, id, uri, registrationSecret);101 this.events = Require.nonNull("Event bus", events);102 this.gridUri = Require.nonNull("Public Grid URI", gridUri);103 this.stereotype = ImmutableCapabilities.copyOf(Require.nonNull("Stereotype", stereotype));104 this.driverInfo = Require.nonNull("Driver info", driverInfo);105 }106 public static Node create(Config config) {107 LoggingOptions loggingOptions = new LoggingOptions(config);108 EventBusOptions eventOptions = new EventBusOptions(config);109 BaseServerOptions serverOptions = new BaseServerOptions(config);110 NodeOptions nodeOptions = new NodeOptions(config);111 Map<String, Object> raw = new Json().toType(112 config.get("k8s", "stereotype")113 .orElseThrow(() -> new ConfigException("Unable to find node stereotype")),114 MAP_TYPE);115 Capabilities stereotype = new ImmutableCapabilities(raw);116 Optional<String> driverName = config.get("k8s", "driver_name").map(String::toLowerCase);117 // Find the webdriver info corresponding to the driver name118 WebDriverInfo driverInfo = StreamSupport.stream(ServiceLoader.load(WebDriverInfo.class).spliterator(), false)119 .filter(info -> info.isSupporting(stereotype))120 .filter(info -> driverName.map(name -> name.equals(info.getDisplayName().toLowerCase())).orElse(true))121 .findFirst()122 .orElseThrow(() -> new ConfigException(123 "Unable to find matching driver for %s and %s", stereotype, driverName.orElse("any driver")));124 LOG.info(String.format("Creating one-shot node for %s with stereotype %s", driverInfo, stereotype));125 LOG.info("Grid URI is: " + nodeOptions.getPublicGridUri());126 return new OneShotNode(127 loggingOptions.getTracer(),128 eventOptions.getEventBus(),129 serverOptions.getRegistrationSecret(),130 new NodeId(UUID.randomUUID()),131 serverOptions.getExternalUri(),132 nodeOptions.getPublicGridUri().orElseThrow(() -> new ConfigException("Unable to determine public grid address")),133 stereotype,134 driverInfo);135 }136 @Override137 public Optional<CreateSessionResponse> newSession(CreateSessionRequest sessionRequest) {138 if (driver != null) {139 throw new IllegalStateException("Only expected one session at a time");140 }141 Optional<WebDriver> driver = driverInfo.createDriver(sessionRequest.getCapabilities());142 if (!driver.isPresent()) {143 return Optional.empty();144 }145 if (!(driver.get() instanceof RemoteWebDriver)) {146 driver.get().quit();147 return Optional.empty();148 }149 this.driver = (RemoteWebDriver) driver.get();150 this.sessionId = this.driver.getSessionId();151 this.client = extractHttpClient(this.driver);152 this.capabilities = rewriteCapabilities(this.driver);153 this.sessionStart = Instant.now();154 LOG.info("Encoded response: " + JSON.toJson(ImmutableMap.of(155 "value", ImmutableMap.of(156 "sessionId", sessionId,157 "capabilities", capabilities))));158 events.fire(new NodeDrainStarted(getId()));159 return Optional.of(160 new CreateSessionResponse(161 getSession(sessionId),162 JSON.toJson(ImmutableMap.of(163 "value", ImmutableMap.of(164 "sessionId", sessionId,165 "capabilities", capabilities))).getBytes(UTF_8)));166 }167 private HttpClient extractHttpClient(RemoteWebDriver driver) {168 CommandExecutor executor = driver.getCommandExecutor();169 try {170 Field client = null;171 Class<?> current = executor.getClass();172 while (client == null && (current != null || Object.class.equals(current))) {173 client = findClientField(current);174 current = current.getSuperclass();175 }176 if (client == null) {177 throw new IllegalStateException("Unable to find client field in " + executor.getClass());178 }179 if (!HttpClient.class.isAssignableFrom(client.getType())) {180 throw new IllegalStateException("Client field is not assignable to http client");181 }182 client.setAccessible(true);183 return (HttpClient) client.get(executor);184 } catch (ReflectiveOperationException e) {185 throw new IllegalStateException(e);186 }187 }188 private Field findClientField(Class<?> clazz) {189 try {190 return clazz.getDeclaredField("client");191 } catch (NoSuchFieldException e) {192 return null;193 }194 }195 private Capabilities rewriteCapabilities(RemoteWebDriver driver) {196 // Rewrite the se:options if necessary197 Object rawSeleniumOptions = driver.getCapabilities().getCapability("se:options");198 if (rawSeleniumOptions == null || rawSeleniumOptions instanceof Map) {199 @SuppressWarnings("unchecked") Map<String, Object> original = (Map<String, Object>) rawSeleniumOptions;200 Map<String, Object> updated = new TreeMap<>(original == null ? new HashMap<>() : original);201 String cdpPath = String.format("/session/%s/se/cdp", driver.getSessionId());202 updated.put("cdp", rewrite(cdpPath));203 return new PersistentCapabilities(driver.getCapabilities()).setCapability("se:options", updated);204 }205 return ImmutableCapabilities.copyOf(driver.getCapabilities());206 }207 private URI rewrite(String path) {208 try {209 return new URI(210 gridUri.getScheme(),211 gridUri.getUserInfo(),212 gridUri.getHost(),213 gridUri.getPort(),214 path,215 null,216 null);217 } catch (URISyntaxException e) {218 throw new RuntimeException(e);219 }220 }221 @Override222 public HttpResponse executeWebDriverCommand(HttpRequest req) {223 LOG.info("Executing " + req);224 HttpResponse res = client.execute(req);225 if (DELETE.equals(req.getMethod()) && req.getUri().equals("/session/" + sessionId)) {226 // Ensure the response is sent before we viciously kill the node227 new Thread(228 () -> {229 try {230 Thread.sleep(500);231 } catch (InterruptedException e) {232 Thread.currentThread().interrupt();233 throw new RuntimeException(e);234 }235 LOG.info("Stopping session: " + sessionId);236 stop(sessionId);237 },238 "Node clean up: " + getId())239 .start();240 }241 return res;242 }243 @Override244 public Session getSession(SessionId id) throws NoSuchSessionException {245 if (!isSessionOwner(id)) {246 throw new NoSuchSessionException("Unable to find session with id: " + id);247 }248 return new Session(249 sessionId,250 getUri(),251 stereotype,252 capabilities,253 sessionStart); }254 @Override255 public HttpResponse uploadFile(HttpRequest req, SessionId id) {256 return null;257 }258 @Override259 public void stop(SessionId id) throws NoSuchSessionException {260 LOG.info("Stop has been called: " + id);261 Require.nonNull("Session ID", id);262 if (!isSessionOwner(id)) {263 throw new NoSuchSessionException("Unable to find session " + id);264 }265 LOG.info("Quitting session " + id);266 try {267 driver.quit();268 } catch (Exception e) {269 // It's possible that the driver has already quit.270 }271 events.fire(new SessionClosedEvent(id));272 LOG.info("Firing node drain complete message");273 events.fire(new NodeDrainComplete(getId()));274 }275 @Override276 public boolean isSessionOwner(SessionId id) {277 return driver != null && sessionId.equals(id);278 }279 @Override280 public boolean isSupporting(Capabilities capabilities) {281 return driverInfo.isSupporting(capabilities);282 }283 @Override284 public NodeStatus getStatus() {285 return new NodeStatus(286 getId(),287 getUri(),...
Source:GridModel.java
...17package org.openqa.selenium.grid.distributor.local;18import com.google.common.collect.ImmutableSet;19import org.openqa.selenium.events.EventBus;20import org.openqa.selenium.grid.data.Availability;21import org.openqa.selenium.grid.data.NodeDrainComplete;22import org.openqa.selenium.grid.data.NodeDrainStarted;23import org.openqa.selenium.grid.data.NodeId;24import org.openqa.selenium.grid.data.NodeRemovedEvent;25import org.openqa.selenium.grid.data.NodeStatus;26import org.openqa.selenium.grid.data.NodeStatusEvent;27import org.openqa.selenium.grid.data.Session;28import org.openqa.selenium.grid.data.SessionClosedEvent;29import org.openqa.selenium.grid.data.Slot;30import org.openqa.selenium.grid.data.SlotId;31import org.openqa.selenium.grid.security.Secret;32import org.openqa.selenium.internal.Require;33import org.openqa.selenium.remote.SessionId;34import java.time.Instant;35import java.util.HashSet;36import java.util.Iterator;37import java.util.Map;38import java.util.Optional;39import java.util.Set;40import java.util.concurrent.ConcurrentHashMap;41import java.util.concurrent.locks.Lock;42import java.util.concurrent.locks.ReadWriteLock;43import java.util.concurrent.locks.ReentrantReadWriteLock;44import java.util.logging.Logger;45import static org.openqa.selenium.grid.data.Availability.DOWN;46import static org.openqa.selenium.grid.data.Availability.DRAINING;47import static org.openqa.selenium.grid.data.Availability.UP;48public class GridModel {49 private static final Logger LOG = Logger.getLogger(GridModel.class.getName());50 private static final SessionId RESERVED = new SessionId("reserved");51 private final ReadWriteLock lock = new ReentrantReadWriteLock(/* fair */ true);52 private final Map<Availability, Set<NodeStatus>> nodes = new ConcurrentHashMap<>();53 private final EventBus events;54 public GridModel(EventBus events, Secret registrationSecret) {55 this.events = Require.nonNull("Event bus", events);56 Require.nonNull("Registration secret", registrationSecret);57 events.addListener(NodeDrainStarted.listener(nodeId -> setAvailability(nodeId, DRAINING)));58 events.addListener(NodeDrainComplete.listener(this::remove));59 events.addListener(NodeRemovedEvent.listener(this::remove));60 events.addListener(NodeStatusEvent.listener(status -> refresh(status)));61 events.addListener(SessionClosedEvent.listener(this::release));62 }63 public GridModel add(NodeStatus node) {64 Require.nonNull("Node", node);65 Lock writeLock = lock.writeLock();66 writeLock.lock();67 try {68 // If we've already added the node, remove it.69 for (Set<NodeStatus> nodes : nodes.values()) {70 Iterator<NodeStatus> iterator = nodes.iterator();71 while (iterator.hasNext()) {72 NodeStatus next = iterator.next();...
Source:LocalDistributor.java
...26import org.openqa.selenium.grid.data.CreateSessionRequest;27import org.openqa.selenium.grid.data.CreateSessionResponse;28import org.openqa.selenium.grid.data.DistributorStatus;29import org.openqa.selenium.grid.data.NodeAddedEvent;30import org.openqa.selenium.grid.data.NodeDrainComplete;31import org.openqa.selenium.grid.data.NodeId;32import org.openqa.selenium.grid.data.NodeRemovedEvent;33import org.openqa.selenium.grid.data.NodeStatus;34import org.openqa.selenium.grid.data.NodeStatusEvent;35import org.openqa.selenium.grid.data.Slot;36import org.openqa.selenium.grid.data.SlotId;37import org.openqa.selenium.grid.distributor.Distributor;38import org.openqa.selenium.grid.distributor.selector.DefaultSlotSelector;39import org.openqa.selenium.grid.log.LoggingOptions;40import org.openqa.selenium.grid.node.HealthCheck;41import org.openqa.selenium.grid.node.Node;42import org.openqa.selenium.grid.node.remote.RemoteNode;43import org.openqa.selenium.grid.security.Secret;44import org.openqa.selenium.grid.server.BaseServerOptions;45import org.openqa.selenium.grid.server.EventBusOptions;46import org.openqa.selenium.grid.server.NetworkOptions;47import org.openqa.selenium.grid.sessionmap.SessionMap;48import org.openqa.selenium.grid.sessionmap.config.SessionMapOptions;49import org.openqa.selenium.internal.Require;50import org.openqa.selenium.remote.http.HttpClient;51import org.openqa.selenium.remote.tracing.Tracer;52import org.openqa.selenium.status.HasReadyState;53import java.time.Duration;54import java.util.ArrayList;55import java.util.HashMap;56import java.util.List;57import java.util.Map;58import java.util.Optional;59import java.util.Set;60import java.util.concurrent.locks.Lock;61import java.util.concurrent.locks.ReadWriteLock;62import java.util.concurrent.locks.ReentrantReadWriteLock;63import java.util.function.Supplier;64import java.util.logging.Level;65import java.util.logging.Logger;66import static com.google.common.collect.ImmutableSet.toImmutableSet;67import static org.openqa.selenium.grid.data.Availability.DOWN;68import static org.openqa.selenium.grid.data.Availability.DRAINING;69public class LocalDistributor extends Distributor {70 private static final Logger LOG = Logger.getLogger(LocalDistributor.class.getName());71 private final Tracer tracer;72 private final EventBus bus;73 private final HttpClient.Factory clientFactory;74 private final SessionMap sessions;75 private final Secret registrationSecret;76 private final Regularly hostChecker = new Regularly("distributor host checker");77 private final Map<NodeId, Runnable> allChecks = new HashMap<>();78 private final ReadWriteLock lock = new ReentrantReadWriteLock(/* fair */ true);79 private final GridModel model;80 private final Map<NodeId, Node> nodes;81 public LocalDistributor(82 Tracer tracer,83 EventBus bus,84 HttpClient.Factory clientFactory,85 SessionMap sessions,86 Secret registrationSecret) {87 super(tracer, clientFactory, new DefaultSlotSelector(), sessions, registrationSecret);88 this.tracer = Require.nonNull("Tracer", tracer);89 this.bus = Require.nonNull("Event bus", bus);90 this.clientFactory = Require.nonNull("HTTP client factory", clientFactory);91 this.sessions = Require.nonNull("Session map", sessions);92 this.model = new GridModel(bus, registrationSecret);93 this.nodes = new HashMap<>();94 this.registrationSecret = Require.nonNull("Registration secret", registrationSecret);95 bus.addListener(NodeStatusEvent.listener(this::register));96 bus.addListener(NodeStatusEvent.listener(model::refresh));97 bus.addListener(NodeDrainComplete.listener(this::remove));98 }99 public static Distributor create(Config config) {100 Tracer tracer = new LoggingOptions(config).getTracer();101 EventBus bus = new EventBusOptions(config).getEventBus();102 HttpClient.Factory clientFactory = new NetworkOptions(config).getHttpClientFactory(tracer);103 SessionMap sessions = new SessionMapOptions(config).getSessionMap();104 BaseServerOptions serverOptions = new BaseServerOptions(config);105 return new LocalDistributor(tracer, bus, clientFactory, sessions, serverOptions.getRegistrationSecret());106 }107 @Override108 public boolean isReady() {109 try {110 return ImmutableSet.of(bus, sessions).parallelStream()111 .map(HasReadyState::isReady)...
Source:NodeServer.java
...26import org.openqa.selenium.grid.TemplateGridCommand;27import org.openqa.selenium.grid.config.Config;28import org.openqa.selenium.grid.config.Role;29import org.openqa.selenium.grid.data.NodeAddedEvent;30import org.openqa.selenium.grid.data.NodeDrainComplete;31import org.openqa.selenium.grid.data.NodeStatusEvent;32import org.openqa.selenium.grid.log.LoggingOptions;33import org.openqa.selenium.grid.node.HealthCheck;34import org.openqa.selenium.grid.node.Node;35import org.openqa.selenium.grid.node.ProxyNodeCdp;36import org.openqa.selenium.grid.node.config.NodeOptions;37import org.openqa.selenium.grid.server.BaseServerOptions;38import org.openqa.selenium.grid.server.EventBusOptions;39import org.openqa.selenium.grid.server.NetworkOptions;40import org.openqa.selenium.grid.server.Server;41import org.openqa.selenium.netty.server.NettyServer;42import org.openqa.selenium.remote.http.Contents;43import org.openqa.selenium.remote.http.HttpClient;44import org.openqa.selenium.remote.http.HttpHandler;45import org.openqa.selenium.remote.http.HttpResponse;46import org.openqa.selenium.remote.http.Route;47import org.openqa.selenium.remote.tracing.Tracer;48import java.time.Duration;49import java.time.temporal.ChronoUnit;50import java.util.Collections;51import java.util.Set;52import java.util.concurrent.Executors;53import java.util.logging.Logger;54import static java.net.HttpURLConnection.HTTP_INTERNAL_ERROR;55import static java.net.HttpURLConnection.HTTP_NO_CONTENT;56import static org.openqa.selenium.grid.config.StandardGridRoles.EVENT_BUS_ROLE;57import static org.openqa.selenium.grid.config.StandardGridRoles.HTTPD_ROLE;58import static org.openqa.selenium.grid.config.StandardGridRoles.NODE_ROLE;59import static org.openqa.selenium.grid.data.Availability.DOWN;60import static org.openqa.selenium.remote.http.Route.get;61@AutoService(CliCommand.class)62public class NodeServer extends TemplateGridCommand {63 private static final Logger LOG = Logger.getLogger(NodeServer.class.getName());64 @Override65 public String getName() {66 return "node";67 }68 @Override69 public String getDescription() {70 return "Adds this server as a node in the selenium grid.";71 }72 @Override73 public Set<Role> getConfigurableRoles() {74 return ImmutableSet.of(EVENT_BUS_ROLE, HTTPD_ROLE, NODE_ROLE);75 }76 @Override77 public Set<Object> getFlagObjects() {78 return Collections.emptySet();79 }80 @Override81 protected String getSystemPropertiesConfigPrefix() {82 return "node";83 }84 @Override85 protected Config getDefaultConfig() {86 return new DefaultNodeConfig();87 }88 @Override89 protected void execute(Config config) {90 LoggingOptions loggingOptions = new LoggingOptions(config);91 Tracer tracer = loggingOptions.getTracer();92 EventBusOptions events = new EventBusOptions(config);93 EventBus bus = events.getEventBus();94 NetworkOptions networkOptions = new NetworkOptions(config);95 HttpClient.Factory clientFactory = networkOptions.getHttpClientFactory(tracer);96 BaseServerOptions serverOptions = new BaseServerOptions(config);97 LOG.info("Reporting self as: " + serverOptions.getExternalUri());98 NodeOptions nodeOptions = new NodeOptions(config);99 Node node = nodeOptions.getNode();100 HttpHandler readinessCheck = req -> {101 if (node.getStatus().hasCapacity()) {102 return new HttpResponse()103 .setStatus(HTTP_NO_CONTENT);104 }105 return new HttpResponse()106 .setStatus(HTTP_INTERNAL_ERROR)107 .setHeader("Content-Type", MediaType.PLAIN_TEXT_UTF_8.toString())108 .setContent(Contents.utf8String("No capacity available"));109 };110 bus.addListener(NodeAddedEvent.listener(nodeId -> {111 if (node.getId().equals(nodeId)) {112 LOG.info("Node has been added");113 }114 }));115 bus.addListener(NodeDrainComplete.listener(nodeId -> {116 if (!node.getId().equals(nodeId)) {117 return;118 }119 // Wait a beat before shutting down so the final response from the120 // node can escape.121 new Thread(122 () -> {123 try {124 Thread.sleep(1000);125 } catch (InterruptedException e) {126 // Swallow, the next thing we're doing is shutting down127 }128 LOG.info("Shutting down");129 System.exit(0);...
Source:NodeDrainComplete.java
...17package org.openqa.selenium.grid.data;18import org.openqa.selenium.events.Event;19import org.openqa.selenium.events.Type;20import java.util.UUID;21public class NodeDrainComplete extends Event {22 public static final Type NODE_DRAIN_COMPLETE = new Type("node-drain-complete");23 public NodeDrainComplete(UUID id) {24 super(NODE_DRAIN_COMPLETE, id);25 }26}...
NodeDrainComplete
Using AI Code Generation
1package org.openqa.selenium.grid.data;2import org.openqa.selenium.internal.Require;3import java.util.Objects;4public class NodeDrainComplete {5 private final NodeId nodeId;6 public NodeDrainComplete(NodeId nodeId) {7 this.nodeId = Require.nonNull("Node id", nodeId);8 }9 public NodeId getNodeId() {10 return nodeId;11 }12 public boolean equals(Object o) {13 if (!(o instanceof NodeDrainComplete)) {14 return false;15 }16 NodeDrainComplete that = (NodeDrainComplete) o;17 return Objects.equals(nodeId, that.nodeId);18 }19 public int hashCode() {20 return Objects.hash(nodeId);21 }22}23package org.openqa.selenium.grid.data;24import org.openqa.selenium.internal.Require;25import java.util.Objects;26public class NodeDrainComplete {27 private final NodeId nodeId;28 public NodeDrainComplete(NodeId nodeId) {29 this.nodeId = Require.nonNull("Node id", nodeId);30 }31 public NodeId getNodeId() {32 return nodeId;33 }34 public boolean equals(Object o) {35 if (!(o instanceof NodeDrainComplete)) {36 return false;37 }38 NodeDrainComplete that = (NodeDrainComplete) o;39 return Objects.equals(nodeId, that.nodeId);40 }41 public int hashCode() {42 return Objects.hash(nodeId);43 }44}45package org.openqa.selenium.grid.data;46import org.openqa.selenium.internal.Require;47import java.util.Objects;48public class NodeDrainComplete {49 private final NodeId nodeId;50 public NodeDrainComplete(NodeId nodeId) {51 this.nodeId = Require.nonNull("Node id", nodeId);52 }53 public NodeId getNodeId() {54 return nodeId;55 }56 public boolean equals(Object o) {57 if (!(o instanceof NodeDrainComplete)) {58 return false;59 }60 NodeDrainComplete that = (NodeDrainComplete) o;61 return Objects.equals(nodeId, that.nodeId);62 }63 public int hashCode() {64 return Objects.hash(nodeId);65 }66}
NodeDrainComplete
Using AI Code Generation
1import org.openqa.selenium.grid.data.NodeDrainComplete;2import org.openqa.selenium.grid.data.NodeDrainStarted;3import org.openqa.selenium.grid.data.NodeDrainStarting;4import org.openqa.selenium.grid.data.NodeEvent;5import org.openqa.selenium.grid.data.NodeStatus;6import org.openqa.selenium.grid.data.NodeStatusEvent;7import org.openqa.selenium.grid.data.NodeUp;8import org.openqa.selenium.grid.data.NodeUsageRecord;9import org.openqa.selenium.grid.data.NodeUsageRecordEvent;10import org.openqa.selenium.grid.data.StandaloneNode;11import org.openqa.selenium.grid.data.StandaloneNodeFactory;12import org.openqa.selenium.grid.data.StandaloneNodeFactory.NodeSupplier;13import org.openqa.selenium.grid.data.StandaloneNodeFactory.NodeSupplierBuilder;14import org.openqa.selenium.grid.data.StandaloneNodeFactory.NodeSupplierBuilder.NodeSupplierBuilderImpl;15import org.openqa.selenium.grid.data.StandaloneNodeFactory.NodeSupplierImpl;16import org.openqa.selenium.grid.data.StandaloneNodeImpl;17import org.openqa.selenium.grid.data.StandaloneNodeStatus;18import org.openqa.selenium.grid.data.StandaloneNodeStatusEvent;19import org.openqa.selenium.grid.data.StandaloneNodeUsageRecord;20import org.openqa.selenium.grid.data.StandaloneNodeUsageRecordEvent;21import org.openqa.selenium.grid.data.StandaloneNodeUsageRecordEventImpl;22import org.openqa.selenium.grid.data.StandaloneNodeUsageRecordImpl;23import org.openqa.selenium.grid.data.StandaloneSession;24import org.openqa.selenium.grid.data.StandaloneSessionEvent;25import org.openqa.selenium.grid.data.StandaloneSessionImpl;26import org.openqa.selenium.grid.data.StandaloneSessionRequest;27import org.openqa.selenium.grid.data.StandaloneSessionRequestEvent;28import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl;29import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestBuilder;30import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestBuilderImpl;31import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestImplBuilder;32import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestImplBuilderImpl;33import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestImplBuilderImpl.StandaloneSessionRequestImplBuilderImplBuilder;34import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestImplBuilderImpl.StandaloneSessionRequestImplBuilderImplBuilderImpl;35import org.openqa.selenium.grid.data.StandaloneSessionRequestImpl.StandaloneSessionRequestImplBuilderImpl.StandaloneSessionRequestImplBuilderImplBuilderImpl.StandaloneSessionRequestImplBuilderImplBuilderImplBuilder;36import org.openqa.selenium.grid.data.StandaloneSession
NodeDrainComplete
Using AI Code Generation
1NodeDrainComplete drainComplete = new NodeDrainComplete(nodeId, drainedAt);2NodeDrainStarted drainStarted = new NodeDrainStarted(nodeId, drainedAt);3NodeDrainStartedEvent drainStartedEvent = new NodeDrainStartedEvent(nodeId, drainedAt);4NodeDrainCompleteEvent drainCompleteEvent = new NodeDrainCompleteEvent(nodeId, drainedAt);5NodeDrainStartedEvent drainStartedEvent = new NodeDrainStartedEvent(nodeId, drainedAt);6NodeDrainCompleteEvent drainCompleteEvent = new NodeDrainCompleteEvent(nodeId, drainedAt);7NodeDrainStartedEvent drainStartedEvent = new NodeDrainStartedEvent(nodeId, drainedAt);8NodeDrainCompleteEvent drainCompleteEvent = new NodeDrainCompleteEvent(nodeId, drainedAt);9NodeDrainStartedEvent drainStartedEvent = new NodeDrainStartedEvent(nodeId, drainedAt);10NodeDrainCompleteEvent drainCompleteEvent = new NodeDrainCompleteEvent(nodeId, drainedAt);11NodeDrainStartedEvent drainStartedEvent = new NodeDrainStartedEvent(nodeId, drainedAt);12NodeDrainCompleteEvent drainCompleteEvent = new NodeDrainCompleteEvent(nodeId, drainedAt);13NodeDrainStartedEvent drainStartedEvent = new NodeDrainStartedEvent(nodeId, drainedAt);
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Most used methods in NodeDrainComplete
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