Refactor IpConfiguration from WifiConfiguration (1284767c) · Commits · e / os / android_frameworks_base

core/java/android/net/IpConfigStore.java

0 → 100644

+373 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2014 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 android.net;

		import android.net.IpConfiguration.IpAssignment;
		import android.net.IpConfiguration.ProxySettings;
		import android.os.Handler;
		import android.os.HandlerThread;
		import android.text.TextUtils;
		import android.util.Log;

		import java.io.BufferedInputStream;
		import java.io.BufferedOutputStream;
		import java.io.DataInputStream;
		import java.io.DataOutputStream;
		import java.io.EOFException;
		import java.io.FileInputStream;
		import java.io.FileOutputStream;
		import java.io.IOException;
		import java.net.InetAddress;
		import java.util.HashMap;
		import java.util.Map;

		public class IpConfigStore {
		private static final String TAG = "IpConfigStore";
		private static final boolean DBG = true;

		/* IP and proxy configuration keys */
		protected static final String ID_KEY = "id";
		protected static final String IP_ASSIGNMENT_KEY = "ipAssignment";
		protected static final String LINK_ADDRESS_KEY = "linkAddress";
		protected static final String GATEWAY_KEY = "gateway";
		protected static final String DNS_KEY = "dns";
		protected static final String PROXY_SETTINGS_KEY = "proxySettings";
		protected static final String PROXY_HOST_KEY = "proxyHost";
		protected static final String PROXY_PORT_KEY = "proxyPort";
		protected static final String PROXY_PAC_FILE = "proxyPac";
		protected static final String EXCLUSION_LIST_KEY = "exclusionList";
		protected static final String EOS = "eos";

		private static final int IPCONFIG_FILE_VERSION = 2;

		public IpConfigStore() {
		}

		public void writeIpAndProxyConfigurations(
		String configFilePath, Map<Integer, IpConfiguration> networks) {
		DelayedDiskWrite.write(configFilePath, networks);
		}

		private static class DelayedDiskWrite {
		private static HandlerThread sDiskWriteHandlerThread;
		private static Handler sDiskWriteHandler;
		/* Tracks multiple writes on the same thread */
		private static int sWriteSequence = 0;
		private static final String TAG = "DelayedDiskWrite";

		static void write (final String configFilePath,
		final Map<Integer, IpConfiguration> networks) {
		if (TextUtils.isEmpty(configFilePath)) {
		return;
		}

		/* Do a delayed write to disk on a separate handler thread */
		synchronized (DelayedDiskWrite.class) {
		if (++sWriteSequence == 1) {
		sDiskWriteHandlerThread = new HandlerThread("IpConfigStoreThread");
		sDiskWriteHandlerThread.start();
		sDiskWriteHandler = new Handler(sDiskWriteHandlerThread.getLooper());
		}
		}

		sDiskWriteHandler.post(new Runnable() {
		@Override
		public void run() {
		onWriteCalled(configFilePath, networks);
		}
		});
		}

		private static void onWriteCalled(
		final String configFilePath, Map<Integer, IpConfiguration> networks) {

		DataOutputStream out = null;
		try {
		out = new DataOutputStream(new BufferedOutputStream(
		new FileOutputStream(configFilePath)));

		out.writeInt(IPCONFIG_FILE_VERSION);

		for (Integer id : networks.keySet()) {
		IpConfiguration config = networks.get(id);
		boolean writeToFile = false;

		try {
		LinkProperties linkProperties = config.linkProperties;
		switch (config.ipAssignment) {
		case STATIC:
		out.writeUTF(IP_ASSIGNMENT_KEY);
		out.writeUTF(config.ipAssignment.toString());
		for (LinkAddress linkAddr : linkProperties.getLinkAddresses()) {
		out.writeUTF(LINK_ADDRESS_KEY);
		out.writeUTF(linkAddr.getAddress().getHostAddress());
		out.writeInt(linkAddr.getNetworkPrefixLength());
		}
		for (RouteInfo route : linkProperties.getRoutes()) {
		out.writeUTF(GATEWAY_KEY);
		LinkAddress dest = route.getDestination();
		if (dest != null) {
		out.writeInt(1);
		out.writeUTF(dest.getAddress().getHostAddress());
		out.writeInt(dest.getNetworkPrefixLength());
		} else {
		out.writeInt(0);
		}
		if (route.getGateway() != null) {
		out.writeInt(1);
		out.writeUTF(route.getGateway().getHostAddress());
		} else {
		out.writeInt(0);
		}
		}
		for (InetAddress inetAddr : linkProperties.getDnses()) {
		out.writeUTF(DNS_KEY);
		out.writeUTF(inetAddr.getHostAddress());
		}
		writeToFile = true;
		break;
		case DHCP:
		out.writeUTF(IP_ASSIGNMENT_KEY);
		out.writeUTF(config.ipAssignment.toString());
		writeToFile = true;
		break;
		case UNASSIGNED:
		/* Ignore */
		break;
		default:
		loge("Ignore invalid ip assignment while writing");
		break;
		}

		switch (config.proxySettings) {
		case STATIC:
		ProxyProperties proxyProperties = linkProperties.getHttpProxy();
		String exclusionList = proxyProperties.getExclusionList();
		out.writeUTF(PROXY_SETTINGS_KEY);
		out.writeUTF(config.proxySettings.toString());
		out.writeUTF(PROXY_HOST_KEY);
		out.writeUTF(proxyProperties.getHost());
		out.writeUTF(PROXY_PORT_KEY);
		out.writeInt(proxyProperties.getPort());
		out.writeUTF(EXCLUSION_LIST_KEY);
		out.writeUTF(exclusionList);
		writeToFile = true;
		break;
		case PAC:
		ProxyProperties proxyPacProperties = linkProperties.getHttpProxy();
		out.writeUTF(PROXY_SETTINGS_KEY);
		out.writeUTF(config.proxySettings.toString());
		out.writeUTF(PROXY_PAC_FILE);
		out.writeUTF(proxyPacProperties.getPacFileUrl());
		writeToFile = true;
		break;
		case NONE:
		out.writeUTF(PROXY_SETTINGS_KEY);
		out.writeUTF(config.proxySettings.toString());
		writeToFile = true;
		break;
		case UNASSIGNED:
		/* Ignore */
		break;
		default:
		loge("Ignore invalid proxy settings while writing");
		break;
		}
		if (writeToFile) {
		out.writeUTF(ID_KEY);
		out.writeInt(id);
		}
		} catch (NullPointerException e) {
		loge("Failure in writing " + config.linkProperties + e);
		}
		out.writeUTF(EOS);
		}

		} catch (IOException e) {
		loge("Error writing data file " + configFilePath);
		} finally {
		if (out != null) {
		try {
		out.close();
		} catch (Exception e) {}
		}

		//Quit if no more writes sent
		synchronized (DelayedDiskWrite.class) {
		if (--sWriteSequence == 0) {
		sDiskWriteHandler.getLooper().quit();
		sDiskWriteHandler = null;
		sDiskWriteHandlerThread = null;
		}
		}
		}
		}

		private static void loge(String s) {
		Log.e(TAG, s);
		}
		}

		public Map<Integer, IpConfiguration> readIpAndProxyConfigurations(
		final String configFilePath) {
		Map<Integer, IpConfiguration> networks = new HashMap<Integer, IpConfiguration>();

		DataInputStream in = null;
		try {
		in = new DataInputStream(new BufferedInputStream(new FileInputStream(
		configFilePath)));

		int version = in.readInt();
		if (version != 2 && version != 1) {
		loge("Bad version on IP configuration file, ignore read");
		return null;
		}

		while (true) {
		int id = -1;
		// Default is DHCP with no proxy
		IpAssignment ipAssignment = IpAssignment.DHCP;
		ProxySettings proxySettings = ProxySettings.NONE;
		LinkProperties linkProperties = new LinkProperties();
		String proxyHost = null;
		String pacFileUrl = null;
		int proxyPort = -1;
		String exclusionList = null;
		String key;

		do {
		key = in.readUTF();
		try {
		if (key.equals(ID_KEY)) {
		id = in.readInt();
		} else if (key.equals(IP_ASSIGNMENT_KEY)) {
		ipAssignment = IpAssignment.valueOf(in.readUTF());
		} else if (key.equals(LINK_ADDRESS_KEY)) {
		LinkAddress linkAddr = new LinkAddress(
		NetworkUtils.numericToInetAddress(in.readUTF()), in.readInt());
		linkProperties.addLinkAddress(linkAddr);
		} else if (key.equals(GATEWAY_KEY)) {
		LinkAddress dest = null;
		InetAddress gateway = null;
		if (version == 1) {
		// only supported default gateways - leave the dest/prefix empty
		gateway = NetworkUtils.numericToInetAddress(in.readUTF());
		} else {
		if (in.readInt() == 1) {
		dest = new LinkAddress(
		NetworkUtils.numericToInetAddress(in.readUTF()),
		in.readInt());
		}
		if (in.readInt() == 1) {
		gateway = NetworkUtils.numericToInetAddress(in.readUTF());
		}
		}
		linkProperties.addRoute(new RouteInfo(dest, gateway));
		} else if (key.equals(DNS_KEY)) {
		linkProperties.addDns(
		NetworkUtils.numericToInetAddress(in.readUTF()));
		} else if (key.equals(PROXY_SETTINGS_KEY)) {
		proxySettings = ProxySettings.valueOf(in.readUTF());
		} else if (key.equals(PROXY_HOST_KEY)) {
		proxyHost = in.readUTF();
		} else if (key.equals(PROXY_PORT_KEY)) {
		proxyPort = in.readInt();
		} else if (key.equals(PROXY_PAC_FILE)) {
		pacFileUrl = in.readUTF();
		} else if (key.equals(EXCLUSION_LIST_KEY)) {
		exclusionList = in.readUTF();
		} else if (key.equals(EOS)) {
		break;
		} else {
		loge("Ignore unknown key " + key + "while reading");
		}
		} catch (IllegalArgumentException e) {
		loge("Ignore invalid address while reading" + e);
		}
		} while (true);

		if (id != -1) {
		IpConfiguration config = new IpConfiguration();
		networks.put(id, config);

		config.linkProperties = linkProperties;
		switch (ipAssignment) {
		case STATIC:
		case DHCP:
		config.ipAssignment = ipAssignment;
		break;
		case UNASSIGNED:
		loge("BUG: Found UNASSIGNED IP on file, use DHCP");
		config.ipAssignment = IpAssignment.DHCP;
		break;
		default:
		loge("Ignore invalid ip assignment while reading.");
		config.ipAssignment = IpAssignment.UNASSIGNED;
		break;
		}

		switch (proxySettings) {
		case STATIC:
		config.proxySettings = proxySettings;
		ProxyProperties proxyProperties =
		new ProxyProperties(proxyHost, proxyPort, exclusionList);
		linkProperties.setHttpProxy(proxyProperties);
		break;
		case PAC:
		config.proxySettings = proxySettings;
		ProxyProperties proxyPacProperties =
		new ProxyProperties(pacFileUrl);
		linkProperties.setHttpProxy(proxyPacProperties);
		break;
		case NONE:
		config.proxySettings = proxySettings;
		break;
		case UNASSIGNED:
		loge("BUG: Found UNASSIGNED proxy on file, use NONE");
		config.proxySettings = ProxySettings.NONE;
		break;
		default:
		loge("Ignore invalid proxy settings while reading");
		config.proxySettings = ProxySettings.UNASSIGNED;
		break;
		}
		} else {
		if (DBG) log("Missing id while parsing configuration");
		}
		}
		} catch (EOFException ignore) {
		} catch (IOException e) {
		loge("Error parsing configuration" + e);
		} finally {
		if (in != null) {
		try {
		in.close();
		} catch (Exception e) {}
		}
		}

		return networks;
		}

		protected void loge(String s) {
		Log.e(TAG, s);
		}

		protected void log(String s) {
		Log.d(TAG, s);
		}
		}

core/java/android/net/IpConfiguration.java

0 → 100644

+158 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2014 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 android.net;

		import android.net.LinkProperties;
		import android.os.Parcel;
		import android.os.Parcelable;
		import android.util.Log;

		/**
		* A class representing a configured network.
		*/
		public class IpConfiguration implements Parcelable {
		private static final String TAG = "IpConfiguration";

		/**
		* @hide
		*/
		public enum IpAssignment {
		/* Use statically configured IP settings. Configuration can be accessed
		* with linkProperties */
		STATIC,
		/* Use dynamically configured IP settigns */
		DHCP,
		/* no IP details are assigned, this is used to indicate
		* that any existing IP settings should be retained */
		UNASSIGNED
		}

		/**
		* @hide
		*/
		public IpAssignment ipAssignment;

		/**
		* @hide
		*/
		public enum ProxySettings {
		/* No proxy is to be used. Any existing proxy settings
		* should be cleared. */
		NONE,
		/* Use statically configured proxy. Configuration can be accessed
		* with linkProperties */
		STATIC,
		/* no proxy details are assigned, this is used to indicate
		* that any existing proxy settings should be retained */
		UNASSIGNED,
		/* Use a Pac based proxy.
		*/
		PAC
		}

		/**
		* @hide
		*/
		public ProxySettings proxySettings;

		/**
		* @hide
		*/
		public LinkProperties linkProperties;

		public IpConfiguration() {
		ipAssignment = IpAssignment.UNASSIGNED;
		proxySettings = ProxySettings.UNASSIGNED;
		linkProperties = new LinkProperties();
		}

		/** copy constructor {@hide} */
		public IpConfiguration(IpConfiguration source) {
		if (source != null) {
		ipAssignment = source.ipAssignment;
		proxySettings = source.proxySettings;
		linkProperties = new LinkProperties(source.linkProperties);
		}
		}

		public static IpConfiguration createDefaultConfiguration() {
		IpConfiguration config = new IpConfiguration();
		config.ipAssignment = IpAssignment.DHCP;
		config.proxySettings = ProxySettings.NONE;
		return config;
		}

		public void mergeFrom(IpConfiguration source) {
		if (source == null) {
		Log.e(TAG, "source is null");
		return;
		}

		linkProperties = source.linkProperties;
		if (source.ipAssignment != IpAssignment.UNASSIGNED) {
		ipAssignment = source.ipAssignment;
		}
		if (source.proxySettings != ProxySettings.UNASSIGNED) {
		proxySettings = source.proxySettings;
		}
		}

		@Override
		public String toString() {
		StringBuilder sbuf = new StringBuilder();
		sbuf.append("IP assignment: " + ipAssignment.toString());
		sbuf.append("\n");
		sbuf.append("Proxy settings: " + proxySettings.toString());
		sbuf.append("\n");
		sbuf.append(linkProperties.toString());
		sbuf.append("\n");

		return sbuf.toString();
		}

		/** Implement the Parcelable interface {@hide} */
		public int describeContents() {
		return 0;
		}

		/** Implement the Parcelable interface {@hide} */
		public void writeToParcel(Parcel dest, int flags) {
		dest.writeString(ipAssignment.name());
		dest.writeString(proxySettings.name());
		dest.writeParcelable(linkProperties, flags);
		}

		/** Implement the Parcelable interface {@hide} */
		public static final Creator<IpConfiguration> CREATOR =
		new Creator<IpConfiguration>() {
		public IpConfiguration createFromParcel(Parcel in) {
		IpConfiguration config = new IpConfiguration();
		config.setFromParcel(in);
		return config;
		}

		public IpConfiguration[] newArray(int size) {
		return new IpConfiguration[size];
		}
		};

		protected void setFromParcel(Parcel in) {
		ipAssignment = IpAssignment.valueOf(in.readString());
		proxySettings = ProxySettings.valueOf(in.readString());
		linkProperties = in.readParcelable(null);
		}
		}

core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/AccessPointParserHelper.java

+5 −5

Original line number	Diff line number	Diff line
		@@ -23,15 +23,15 @@ import org.xml.sax.Attributes;
		import org.xml.sax.SAXException;
		import org.xml.sax.helpers.DefaultHandler;

		import android.net.IpConfiguration.IpAssignment;
		import android.net.IpConfiguration.ProxySettings;
		import android.net.LinkAddress;
		import android.net.LinkProperties;
		import android.net.RouteInfo;
		import android.net.wifi.WifiConfiguration;
		import android.net.wifi.WifiConfiguration.AuthAlgorithm;
		import android.net.wifi.WifiConfiguration.IpAssignment;
		import android.net.wifi.WifiConfiguration.KeyMgmt;
		import android.net.wifi.WifiConfiguration.ProxySettings;
		import android.net.wifi.WifiEnterpriseConfig;
		import android.net.LinkAddress;
		import android.net.LinkProperties;
		import android.net.RouteInfo;

		import java.io.InputStream;
		import java.net.InetAddress;

core/tests/ConnectivityManagerTest/src/com/android/connectivitymanagertest/stress/WifiStressTest.java

+3 −3

Original line number	Diff line number	Diff line
		@@ -18,12 +18,12 @@ package com.android.connectivitymanagertest.stress;

		import android.content.Context;
		import android.net.ConnectivityManager;
		import android.net.IpConfiguration.IpAssignment;
		import android.net.IpConfiguration.ProxySettings;
		import android.net.NetworkInfo.State;
		import android.net.wifi.ScanResult;
		import android.net.wifi.WifiConfiguration;
		import android.net.wifi.WifiConfiguration.IpAssignment;
		import android.net.wifi.WifiConfiguration.KeyMgmt;
		import android.net.wifi.WifiConfiguration.ProxySettings;
		import android.net.wifi.WifiConfiguration;
		import android.net.wifi.WifiManager;
		import android.os.Environment;
		import android.os.PowerManager;

wifi/java/android/net/wifi/WifiConfiguration.java

+12 −73

File changed.

Preview size limit exceeded, changes collapsed.