| /* |
| * Copyright (C) 2019 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.android.tradefed.cluster; |
| |
| import com.android.tradefed.command.remote.DeviceDescriptor; |
| import com.android.tradefed.config.GlobalConfiguration; |
| import com.android.tradefed.device.DeviceManager; |
| import com.android.tradefed.device.DeviceManager.FastbootDevice; |
| import com.android.tradefed.log.LogUtil.CLog; |
| import com.android.tradefed.util.VersionParser; |
| |
| import com.google.common.base.Strings; |
| import com.google.common.net.HostAndPort; |
| import com.google.common.primitives.Longs; |
| |
| import java.net.Inet6Address; |
| import java.net.InetAddress; |
| import java.net.NetworkInterface; |
| import java.net.SocketException; |
| import java.net.UnknownHostException; |
| import java.security.InvalidParameterException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.Enumeration; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.UUID; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| |
| /** Static util functions for TF Cluster to get global config instances, host information, etc. */ |
| public class ClusterHostUtil { |
| |
| private static String sHostName = null; |
| |
| private static String sHostIpAddress = null; |
| |
| static final String DEFAULT_TF_VERSION = "(unknown)"; |
| static final String EMULATOR_SERIAL_PREFIX = "emulator-"; |
| static final String NULL_DEVICE_SERIAL_PLACEHOLDER = "(no device serial)"; |
| static final String UNKNOWN = "UNKNOWN"; |
| static final String TRADEFED = "TRADEFED"; |
| static final String LOCALHOST_IP = "127.0.0.1"; |
| |
| private static long sTfStartTime = getCurrentTimeMillis(); |
| |
| /** |
| * Gets the hostname. |
| * |
| * <p>1. Try to get hostname from InetAddress. 2. If fail, try to get hostname from HOSTNAME |
| * env. 3. If not set, generate a unique hostname. |
| * |
| * @return the hostname or null if we were unable to fetch it. |
| */ |
| public static String getHostName() { |
| if (sHostName != null) { |
| return sHostName; |
| } |
| try { |
| sHostName = InetAddress.getLocalHost().getHostName(); |
| return sHostName; |
| } catch (UnknownHostException e) { |
| CLog.w("Failed to get hostname from InetAddress: %s", e); |
| } |
| CLog.i("Get hostname from HOSTNAME env."); |
| sHostName = System.getenv("HOSTNAME"); |
| if (!Strings.isNullOrEmpty(sHostName)) { |
| return sHostName; |
| } |
| sHostName = "unknown-" + UUID.randomUUID().toString(); |
| CLog.i("No HOSTNAME env set. Generate hostname: %s.", sHostName); |
| return sHostName; |
| } |
| |
| /** |
| * Returns a unique device serial for a device. |
| * |
| * <p>Non-physical devices (e.g. emulator) have pseudo serials which are not unique across |
| * hosts. This method prefixes those with a hostname to make them unique. |
| * |
| * @param device a device descriptor. |
| * @return a unique device serial. |
| */ |
| public static String getUniqueDeviceSerial(DeviceDescriptor device) { |
| String serial = device.getSerial(); |
| if (Strings.isNullOrEmpty(serial) |
| || device.isStubDevice() |
| || serial.startsWith(EMULATOR_SERIAL_PREFIX)) { |
| if (Strings.isNullOrEmpty(serial)) { |
| serial = NULL_DEVICE_SERIAL_PLACEHOLDER; |
| } |
| serial = String.format("%s:%s", getHostName(), serial); |
| } |
| return serial; |
| } |
| |
| /** |
| * Returns a local device serial for a given unique device serial. |
| * |
| * <p>TFC sends down unique device serials for non-physical devices which TF does not |
| * understand. This method converts them back to local device serials. |
| * |
| * @param serial a unique device serial from TFC. |
| * @return a local device serial. |
| */ |
| public static String getLocalDeviceSerial(String serial) { |
| String prefix = getHostName() + ":"; |
| if (serial.startsWith(prefix)) { |
| return serial.substring(prefix.length()); |
| } |
| return serial; |
| } |
| /** |
| * Gets the IP address. |
| * |
| * @return the IPV4 address String or "UNKNOWN" if we were unable to fetch it. |
| */ |
| public static String getHostIpAddress() { |
| if (sHostIpAddress == null) { |
| List<InetAddress> addresses = new ArrayList<>(); |
| try { |
| Enumeration<NetworkInterface> interfaces = NetworkInterface.getNetworkInterfaces(); |
| if (interfaces == null) { |
| return UNKNOWN; |
| } |
| for (NetworkInterface networkInterface : Collections.list(interfaces)) { |
| if (!networkInterface.isUp() || networkInterface.isLoopback()) { |
| continue; |
| } |
| for (InetAddress address : |
| Collections.list(networkInterface.getInetAddresses())) { |
| if (address.isLinkLocalAddress() |
| || address.isLoopbackAddress() |
| || address instanceof Inet6Address) { |
| continue; |
| } |
| addresses.add(address); |
| } |
| } |
| } catch (SocketException e) { |
| CLog.w(e); |
| } |
| if (!addresses.isEmpty()) { |
| sHostIpAddress = addresses.get(0).getHostAddress(); |
| } |
| } |
| return sHostIpAddress == null ? UNKNOWN : sHostIpAddress; |
| } |
| |
| /** |
| * Gets the TF version running on this host. |
| * |
| * @return this host's TF version. |
| */ |
| public static String getTfVersion() { |
| final String version = VersionParser.fetchVersion(); |
| return toValidTfVersion(version); |
| } |
| |
| /** |
| * Validates a TF version and returns it if it is OK. |
| * |
| * @param version The string for a TF version provided by {@link VersionParser} |
| * @return the version if valid or a default if not. |
| */ |
| protected static String toValidTfVersion(String version) { |
| if (Strings.isNullOrEmpty(version) || Longs.tryParse(version) == null) { |
| // Making sure the version is valid. It should be a build number |
| return DEFAULT_TF_VERSION; |
| } |
| return version; |
| } |
| |
| /** |
| * Returns the run target for a given device descriptor. |
| * |
| * @param device {@link DeviceDescriptor} to get run target for. |
| * @return run target. |
| */ |
| public static String getRunTarget( |
| DeviceDescriptor device, String runTargetFormat, Map<String, String> deviceTags) { |
| if (runTargetFormat != null) { |
| // Make sure the pattern is non-greedy. |
| Pattern p = Pattern.compile("\\{([^:\\}]+)(:.*)?\\}"); |
| Matcher m = p.matcher(runTargetFormat); |
| StringBuffer sb = new StringBuffer(); |
| while (m.find()) { |
| String pattern = m.group(1); |
| String key = null; |
| String txt = null; |
| switch (pattern) { |
| case "PRODUCT": |
| txt = device.getProduct(); |
| break; |
| case "PRODUCT_OR_DEVICE_CLASS": |
| // TODO: Refactor the logic to handle more flexible combinations. |
| txt = device.getProduct(); |
| if (device.isStubDevice()) { |
| String deviceClass = device.getDeviceClass(); |
| // If it's a fastboot device we report it as the product |
| if (!FastbootDevice.class.getSimpleName().equals(deviceClass)) { |
| txt = deviceClass; |
| } |
| } |
| break; |
| case "PRODUCT_VARIANT": |
| txt = device.getProductVariant(); |
| break; |
| case "API_LEVEL": |
| txt = device.getSdkVersion(); |
| break; |
| case "DEVICE_CLASS": |
| txt = device.getDeviceClass(); |
| break; |
| case "SERIAL": |
| txt = getUniqueDeviceSerial(device); |
| break; |
| case "TAG": |
| if (deviceTags == null || deviceTags.isEmpty()) { |
| // simply delete the placeholder if there's nothing to match |
| txt = ""; |
| } else { |
| txt = deviceTags.get(device.getSerial()); |
| if (txt == null) { |
| txt = ""; // simply delete it if a tag does not exist |
| } |
| } |
| break; |
| case "DEVICE_PROP": |
| key = m.group(2).substring(1); |
| txt = device.getProperty(key); |
| break; |
| default: |
| throw new InvalidParameterException( |
| String.format( |
| "Unsupported pattern '%s' found for run target '%s'", |
| pattern, runTargetFormat)); |
| } |
| if (txt == null || DeviceManager.UNKNOWN_DISPLAY_STRING.equals(txt)) { |
| return DeviceManager.UNKNOWN_DISPLAY_STRING; |
| } |
| m.appendReplacement(sb, Matcher.quoteReplacement(txt)); |
| } |
| m.appendTail(sb); |
| return sb.toString(); |
| } |
| // Default behavior. |
| // TODO: Remove this when we cluster default run target is changed. |
| String runTarget = device.getProduct(); |
| if (!runTarget.equals(device.getProductVariant())) { |
| runTarget += ":" + device.getProductVariant(); |
| } |
| return runTarget; |
| } |
| |
| /** |
| * Checks if a given input is a localhost IP:PORT string. |
| * |
| * @param input a string to check |
| * @return true if the given input is a localhost IP:PORT string |
| */ |
| public static boolean isLocalhostIpPort(String input) { |
| try { |
| HostAndPort hostAndPort = HostAndPort.fromString(input); |
| return LOCALHOST_IP.equals(hostAndPort.getHost()); |
| } catch (IllegalArgumentException e) { |
| return false; |
| } |
| } |
| |
| /** |
| * Returns the current system time. |
| * |
| * @return time in millis. |
| */ |
| public static long getCurrentTimeMillis() { |
| return System.currentTimeMillis(); |
| } |
| |
| public static long getTfStartTimeMillis() { |
| return sTfStartTime; |
| } |
| |
| /** Get the {@link IClusterOptions} instance used to store cluster-related settings. */ |
| public static IClusterOptions getClusterOptions() { |
| IClusterOptions clusterOptions = |
| (IClusterOptions) |
| GlobalConfiguration.getInstance() |
| .getConfigurationObject(ClusterOptions.TYPE_NAME); |
| if (clusterOptions == null) { |
| throw new IllegalStateException( |
| "cluster_options not defined. You must add this " |
| + "object to your global config. See google/atp/cluster.xml."); |
| } |
| |
| return clusterOptions; |
| } |
| |
| /** Get the {@link IClusterClient} instance used to interact with the TFC backend. */ |
| public static IClusterClient getClusterClient() { |
| IClusterClient ClusterClient = |
| (IClusterClient) |
| GlobalConfiguration.getInstance() |
| .getConfigurationObject(IClusterClient.TYPE_NAME); |
| if (ClusterClient == null) { |
| throw new IllegalStateException( |
| "cluster_client not defined. You must add this " |
| + "object to your global config. See google/atp/cluster.xml."); |
| } |
| |
| return ClusterClient; |
| } |
| |
| public static String getTestHarness() { |
| return TRADEFED; |
| } |
| } |