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@@ -15,6 +15,10 @@
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*/
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package com.mango.xchat_android_library.net.rxnet.interceptor;
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import static okhttp3.internal.platform.Platform.INFO;
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import androidx.annotation.NonNull;
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import java.io.EOFException;
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import java.io.IOException;
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import java.nio.charset.Charset;
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@@ -38,8 +42,6 @@ import okio.Buffer;
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import okio.BufferedSource;
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import okio.GzipSource;
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import static okhttp3.internal.platform.Platform.INFO;
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/**
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* An OkHttp interceptor which logs request and response information. Can be applied as an
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* {@linkplain OkHttpClient#interceptors() application interceptor} or as a {@linkplain
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@@ -48,281 +50,289 @@ import static okhttp3.internal.platform.Platform.INFO;
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* a stable logging format, use your own interceptor.
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*/
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public final class HttpLoggingInterceptor implements Interceptor {
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private static final Charset UTF8 = Charset.forName("UTF-8");
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private static final Charset UTF8 = Charset.forName("UTF-8");
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private final Logger logger;
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private volatile Set<String> headersToRedact = Collections.emptySet();
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private volatile Level level = Level.NONE;
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public HttpLoggingInterceptor() {
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this(Logger.DEFAULT);
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}
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public HttpLoggingInterceptor(Logger logger) {
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this.logger = logger;
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}
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public enum Level {
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/** No logs. */
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NONE,
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/**
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* Logs request and response lines.
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*
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* <p>Example:
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* <pre>{@code
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* --> POST /greeting http/1.1 (3-byte body)
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*
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* <-- 200 OK (22ms, 6-byte body)
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* }</pre>
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* Returns true if the body in question probably contains human readable text. Uses a small sample
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* of code points to detect unicode control characters commonly used in binary file signatures.
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*/
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BASIC,
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static boolean isPlaintext(Buffer buffer) {
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try {
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Buffer prefix = new Buffer();
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long byteCount = buffer.size() < 64 ? buffer.size() : 64;
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buffer.copyTo(prefix, 0, byteCount);
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for (int i = 0; i < 16; i++) {
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if (prefix.exhausted()) {
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break;
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}
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int codePoint = prefix.readUtf8CodePoint();
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if (Character.isISOControl(codePoint) && !Character.isWhitespace(codePoint)) {
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return false;
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}
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}
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return true;
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} catch (EOFException e) {
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return false; // Truncated UTF-8 sequence.
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}
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}
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private static boolean bodyHasUnknownEncoding(Headers headers) {
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String contentEncoding = headers.get("Content-Encoding");
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return contentEncoding != null
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&& !contentEncoding.equalsIgnoreCase("identity")
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&& !contentEncoding.equalsIgnoreCase("gzip");
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}
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public void redactHeader(String name) {
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Set<String> newHeadersToRedact = new TreeSet<>(String.CASE_INSENSITIVE_ORDER);
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newHeadersToRedact.addAll(headersToRedact);
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newHeadersToRedact.add(name);
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headersToRedact = newHeadersToRedact;
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}
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public Level getLevel() {
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return level;
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}
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/**
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* Logs request and response lines and their respective headers.
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*
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* <p>Example:
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* <pre>{@code
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* --> POST /greeting http/1.1
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* Host: example.com
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* Content-Type: plain/text
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* Content-Length: 3
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* --> END POST
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*
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* <-- 200 OK (22ms)
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* Content-Type: plain/text
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* Content-Length: 6
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* <-- END HTTP
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* }</pre>
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* Change the level at which this interceptor logs.
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*/
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HEADERS,
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/**
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* Logs request and response lines and their respective headers and bodies (if present).
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*
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* <p>Example:
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* <pre>{@code
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* --> POST /greeting http/1.1
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* Host: example.com
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* Content-Type: plain/text
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* Content-Length: 3
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*
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* Hi?
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* --> END POST
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*
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* <-- 200 OK (22ms)
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* Content-Type: plain/text
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* Content-Length: 6
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*
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* Hello!
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* <-- END HTTP
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* }</pre>
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*/
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BODY
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}
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public interface Logger {
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void log(String message);
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/** A {@link Logger} defaults output appropriate for the current platform. */
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Logger DEFAULT = message -> Platform.get().log(INFO, message, null);
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}
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public HttpLoggingInterceptor() {
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this(Logger.DEFAULT);
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}
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public HttpLoggingInterceptor(Logger logger) {
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this.logger = logger;
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}
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private final Logger logger;
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private volatile Set<String> headersToRedact = Collections.emptySet();
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public void redactHeader(String name) {
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Set<String> newHeadersToRedact = new TreeSet<>(String.CASE_INSENSITIVE_ORDER);
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newHeadersToRedact.addAll(headersToRedact);
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newHeadersToRedact.add(name);
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headersToRedact = newHeadersToRedact;
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}
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private volatile Level level = Level.NONE;
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/** Change the level at which this interceptor logs. */
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public HttpLoggingInterceptor setLevel(Level level) {
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if (level == null) throw new NullPointerException("level == null. Use Level.NONE instead.");
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this.level = level;
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return this;
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}
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public Level getLevel() {
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return level;
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}
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@Override public synchronized Response intercept(Chain chain) throws IOException {
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Level level = this.level;
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Request request = chain.request();
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if (level == Level.NONE) {
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return chain.proceed(request);
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public HttpLoggingInterceptor setLevel(Level level) {
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if (level == null) throw new NullPointerException("level == null. Use Level.NONE instead.");
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this.level = level;
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return this;
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}
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boolean logBody = level == Level.BODY;
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boolean logHeaders = logBody || level == Level.HEADERS;
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@NonNull
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@Override
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public Response intercept(Chain chain) throws IOException {
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Level level = this.level;
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RequestBody requestBody = request.body();
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boolean hasRequestBody = requestBody != null;
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Connection connection = chain.connection();
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String requestStartMessage = "--> "
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+ request.method()
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+ ' ' + request.url()
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+ (connection != null ? " " + connection.protocol() : "");
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if (!logHeaders && hasRequestBody) {
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requestStartMessage += " (" + requestBody.contentLength() + "-byte body)";
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}
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logger.log(requestStartMessage);
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if (logHeaders) {
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if (hasRequestBody) {
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// Request body headers are only present when installed as a network interceptor. Force
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// them to be included (when available) so there values are known.
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if (requestBody.contentType() != null) {
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logger.log("Content-Type: " + requestBody.contentType());
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}
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if (requestBody.contentLength() != -1) {
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logger.log("Content-Length: " + requestBody.contentLength());
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}
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}
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Headers headers = request.headers();
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for (int i = 0, count = headers.size(); i < count; i++) {
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String name = headers.name(i);
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// Skip headers from the request body as they are explicitly logged above.
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if (!"Content-Type".equalsIgnoreCase(name) && !"Content-Length".equalsIgnoreCase(name)) {
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logHeader(headers, i);
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}
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}
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if (!logBody || !hasRequestBody) {
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logger.log("--> END " + request.method());
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} else if (bodyHasUnknownEncoding(request.headers())) {
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logger.log("--> END " + request.method() + " (encoded body omitted)");
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} else if (requestBody.isDuplex()) {
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logger.log("--> END " + request.method() + " (duplex request body omitted)");
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} else {
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Buffer buffer = new Buffer();
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requestBody.writeTo(buffer);
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Charset charset = UTF8;
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MediaType contentType = requestBody.contentType();
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if (contentType != null) {
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charset = contentType.charset(UTF8);
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Request request = chain.request();
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if (level == Level.NONE) {
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return chain.proceed(request);
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}
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logger.log("");
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if (isPlaintext(buffer)) {
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logger.log(buffer.readString(charset));
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logger.log("--> END " + request.method()
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+ " (" + requestBody.contentLength() + "-byte body)");
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} else {
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logger.log("--> END " + request.method() + " (binary "
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+ requestBody.contentLength() + "-byte body omitted)");
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boolean logBody = level == Level.BODY;
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boolean logHeaders = logBody || level == Level.HEADERS;
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synchronized (this) {
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RequestBody requestBody = request.body();
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boolean hasRequestBody = requestBody != null;
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Connection connection = chain.connection();
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String requestStartMessage = "--> "
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+ request.method()
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+ ' ' + request.url()
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+ (connection != null ? " " + connection.protocol() : "");
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if (!logHeaders && hasRequestBody) {
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requestStartMessage += " (" + requestBody.contentLength() + "-byte body)";
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}
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logger.log(requestStartMessage);
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if (logHeaders) {
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if (hasRequestBody) {
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// Request body headers are only present when installed as a network interceptor. Force
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// them to be included (when available) so there values are known.
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if (requestBody.contentType() != null) {
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logger.log("Content-Type: " + requestBody.contentType());
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}
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if (requestBody.contentLength() != -1) {
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logger.log("Content-Length: " + requestBody.contentLength());
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}
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}
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Headers headers = request.headers();
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for (int i = 0, count = headers.size(); i < count; i++) {
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String name = headers.name(i);
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// Skip headers from the request body as they are explicitly logged above.
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if (!"Content-Type".equalsIgnoreCase(name) && !"Content-Length".equalsIgnoreCase(name)) {
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logHeader(headers, i);
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}
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}
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if (!logBody || !hasRequestBody) {
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logger.log("--> END " + request.method());
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} else if (bodyHasUnknownEncoding(request.headers())) {
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logger.log("--> END " + request.method() + " (encoded body omitted)");
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} else if (requestBody.isDuplex()) {
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logger.log("--> END " + request.method() + " (duplex request body omitted)");
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} else {
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Buffer buffer = new Buffer();
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requestBody.writeTo(buffer);
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Charset charset = UTF8;
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MediaType contentType = requestBody.contentType();
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if (contentType != null) {
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charset = contentType.charset(UTF8);
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}
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logger.log("");
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if (isPlaintext(buffer)) {
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logger.log(buffer.readString(charset));
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logger.log("--> END " + request.method()
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+ " (" + requestBody.contentLength() + "-byte body)");
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} else {
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logger.log("--> END " + request.method() + " (binary "
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+ requestBody.contentLength() + "-byte body omitted)");
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}
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}
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}
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}
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}
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long startNs = System.nanoTime();
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Response response;
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try {
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response = chain.proceed(request);
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} catch (Exception e) {
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logger.log("<-- HTTP FAILED: " + e);
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throw e;
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}
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synchronized (this) {
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long tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNs);
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ResponseBody responseBody = response.body();
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long contentLength = responseBody.contentLength();
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String bodySize = contentLength != -1 ? contentLength + "-byte" : "unknown-length";
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logger.log("<-- "
|
|
|
|
|
+ response.code()
|
|
|
|
|
+ (response.message().isEmpty() ? "" : ' ' + response.message())
|
|
|
|
|
+ ' ' + response.request().url()
|
|
|
|
|
+ " (" + tookMs + "ms" + (!logHeaders ? ", " + bodySize + " body" : "") + ')');
|
|
|
|
|
|
|
|
|
|
if (logHeaders) {
|
|
|
|
|
Headers headers = response.headers();
|
|
|
|
|
for (int i = 0, count = headers.size(); i < count; i++) {
|
|
|
|
|
logHeader(headers, i);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!logBody || !HttpHeaders.hasBody(response)) {
|
|
|
|
|
logger.log("<-- END HTTP");
|
|
|
|
|
} else if (bodyHasUnknownEncoding(response.headers())) {
|
|
|
|
|
logger.log("<-- END HTTP (encoded body omitted)");
|
|
|
|
|
} else {
|
|
|
|
|
BufferedSource source = responseBody.source();
|
|
|
|
|
source.request(Long.MAX_VALUE); // Buffer the entire body.
|
|
|
|
|
Buffer buffer = source.getBuffer();
|
|
|
|
|
|
|
|
|
|
Long gzippedLength = null;
|
|
|
|
|
if ("gzip".equalsIgnoreCase(headers.get("Content-Encoding"))) {
|
|
|
|
|
gzippedLength = buffer.size();
|
|
|
|
|
try (GzipSource gzippedResponseBody = new GzipSource(buffer.clone())) {
|
|
|
|
|
buffer = new Buffer();
|
|
|
|
|
buffer.writeAll(gzippedResponseBody);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Charset charset = UTF8;
|
|
|
|
|
MediaType contentType = responseBody.contentType();
|
|
|
|
|
if (contentType != null) {
|
|
|
|
|
charset = contentType.charset(UTF8);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!isPlaintext(buffer)) {
|
|
|
|
|
logger.log("");
|
|
|
|
|
logger.log("<-- END HTTP (binary " + buffer.size() + "-byte body omitted)");
|
|
|
|
|
return response;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (contentLength != 0) {
|
|
|
|
|
logger.log("");
|
|
|
|
|
logger.log(buffer.clone().readString(charset));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (gzippedLength != null) {
|
|
|
|
|
logger.log("<-- END HTTP (" + buffer.size() + "-byte, "
|
|
|
|
|
+ gzippedLength + "-gzipped-byte body)");
|
|
|
|
|
} else {
|
|
|
|
|
logger.log("<-- END HTTP (" + buffer.size() + "-byte body)");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return response;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
long startNs = System.nanoTime();
|
|
|
|
|
Response response;
|
|
|
|
|
try {
|
|
|
|
|
response = chain.proceed(request);
|
|
|
|
|
} catch (Exception e) {
|
|
|
|
|
logger.log("<-- HTTP FAILED: " + e);
|
|
|
|
|
throw e;
|
|
|
|
|
}
|
|
|
|
|
long tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNs);
|
|
|
|
|
|
|
|
|
|
ResponseBody responseBody = response.body();
|
|
|
|
|
long contentLength = responseBody.contentLength();
|
|
|
|
|
String bodySize = contentLength != -1 ? contentLength + "-byte" : "unknown-length";
|
|
|
|
|
logger.log("<-- "
|
|
|
|
|
+ response.code()
|
|
|
|
|
+ (response.message().isEmpty() ? "" : ' ' + response.message())
|
|
|
|
|
+ ' ' + response.request().url()
|
|
|
|
|
+ " (" + tookMs + "ms" + (!logHeaders ? ", " + bodySize + " body" : "") + ')');
|
|
|
|
|
|
|
|
|
|
if (logHeaders) {
|
|
|
|
|
Headers headers = response.headers();
|
|
|
|
|
for (int i = 0, count = headers.size(); i < count; i++) {
|
|
|
|
|
logHeader(headers, i);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!logBody || !HttpHeaders.hasBody(response)) {
|
|
|
|
|
logger.log("<-- END HTTP");
|
|
|
|
|
} else if (bodyHasUnknownEncoding(response.headers())) {
|
|
|
|
|
logger.log("<-- END HTTP (encoded body omitted)");
|
|
|
|
|
} else {
|
|
|
|
|
BufferedSource source = responseBody.source();
|
|
|
|
|
source.request(Long.MAX_VALUE); // Buffer the entire body.
|
|
|
|
|
Buffer buffer = source.getBuffer();
|
|
|
|
|
|
|
|
|
|
Long gzippedLength = null;
|
|
|
|
|
if ("gzip".equalsIgnoreCase(headers.get("Content-Encoding"))) {
|
|
|
|
|
gzippedLength = buffer.size();
|
|
|
|
|
try (GzipSource gzippedResponseBody = new GzipSource(buffer.clone())) {
|
|
|
|
|
buffer = new Buffer();
|
|
|
|
|
buffer.writeAll(gzippedResponseBody);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Charset charset = UTF8;
|
|
|
|
|
MediaType contentType = responseBody.contentType();
|
|
|
|
|
if (contentType != null) {
|
|
|
|
|
charset = contentType.charset(UTF8);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!isPlaintext(buffer)) {
|
|
|
|
|
logger.log("");
|
|
|
|
|
logger.log("<-- END HTTP (binary " + buffer.size() + "-byte body omitted)");
|
|
|
|
|
return response;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (contentLength != 0) {
|
|
|
|
|
logger.log("");
|
|
|
|
|
logger.log(buffer.clone().readString(charset));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (gzippedLength != null) {
|
|
|
|
|
logger.log("<-- END HTTP (" + buffer.size() + "-byte, "
|
|
|
|
|
+ gzippedLength + "-gzipped-byte body)");
|
|
|
|
|
} else {
|
|
|
|
|
logger.log("<-- END HTTP (" + buffer.size() + "-byte body)");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
private void logHeader(Headers headers, int i) {
|
|
|
|
|
String value = headersToRedact.contains(headers.name(i)) ? "██" : headers.value(i);
|
|
|
|
|
logger.log(headers.name(i) + ": " + value);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return response;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private void logHeader(Headers headers, int i) {
|
|
|
|
|
String value = headersToRedact.contains(headers.name(i)) ? "██" : headers.value(i);
|
|
|
|
|
logger.log(headers.name(i) + ": " + value);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* Returns true if the body in question probably contains human readable text. Uses a small sample
|
|
|
|
|
* of code points to detect unicode control characters commonly used in binary file signatures.
|
|
|
|
|
*/
|
|
|
|
|
static boolean isPlaintext(Buffer buffer) {
|
|
|
|
|
try {
|
|
|
|
|
Buffer prefix = new Buffer();
|
|
|
|
|
long byteCount = buffer.size() < 64 ? buffer.size() : 64;
|
|
|
|
|
buffer.copyTo(prefix, 0, byteCount);
|
|
|
|
|
for (int i = 0; i < 16; i++) {
|
|
|
|
|
if (prefix.exhausted()) {
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
int codePoint = prefix.readUtf8CodePoint();
|
|
|
|
|
if (Character.isISOControl(codePoint) && !Character.isWhitespace(codePoint)) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return true;
|
|
|
|
|
} catch (EOFException e) {
|
|
|
|
|
return false; // Truncated UTF-8 sequence.
|
|
|
|
|
public enum Level {
|
|
|
|
|
/**
|
|
|
|
|
* No logs.
|
|
|
|
|
*/
|
|
|
|
|
NONE,
|
|
|
|
|
/**
|
|
|
|
|
* Logs request and response lines.
|
|
|
|
|
*
|
|
|
|
|
* <p>Example:
|
|
|
|
|
* <pre>{@code
|
|
|
|
|
* --> POST /greeting http/1.1 (3-byte body)
|
|
|
|
|
*
|
|
|
|
|
* <-- 200 OK (22ms, 6-byte body)
|
|
|
|
|
* }</pre>
|
|
|
|
|
*/
|
|
|
|
|
BASIC,
|
|
|
|
|
/**
|
|
|
|
|
* Logs request and response lines and their respective headers.
|
|
|
|
|
*
|
|
|
|
|
* <p>Example:
|
|
|
|
|
* <pre>{@code
|
|
|
|
|
* --> POST /greeting http/1.1
|
|
|
|
|
* Host: example.com
|
|
|
|
|
* Content-Type: plain/text
|
|
|
|
|
* Content-Length: 3
|
|
|
|
|
* --> END POST
|
|
|
|
|
*
|
|
|
|
|
* <-- 200 OK (22ms)
|
|
|
|
|
* Content-Type: plain/text
|
|
|
|
|
* Content-Length: 6
|
|
|
|
|
* <-- END HTTP
|
|
|
|
|
* }</pre>
|
|
|
|
|
*/
|
|
|
|
|
HEADERS,
|
|
|
|
|
/**
|
|
|
|
|
* Logs request and response lines and their respective headers and bodies (if present).
|
|
|
|
|
*
|
|
|
|
|
* <p>Example:
|
|
|
|
|
* <pre>{@code
|
|
|
|
|
* --> POST /greeting http/1.1
|
|
|
|
|
* Host: example.com
|
|
|
|
|
* Content-Type: plain/text
|
|
|
|
|
* Content-Length: 3
|
|
|
|
|
*
|
|
|
|
|
* Hi?
|
|
|
|
|
* --> END POST
|
|
|
|
|
*
|
|
|
|
|
* <-- 200 OK (22ms)
|
|
|
|
|
* Content-Type: plain/text
|
|
|
|
|
* Content-Length: 6
|
|
|
|
|
*
|
|
|
|
|
* Hello!
|
|
|
|
|
* <-- END HTTP
|
|
|
|
|
* }</pre>
|
|
|
|
|
*/
|
|
|
|
|
BODY
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
private static boolean bodyHasUnknownEncoding(Headers headers) {
|
|
|
|
|
String contentEncoding = headers.get("Content-Encoding");
|
|
|
|
|
return contentEncoding != null
|
|
|
|
|
&& !contentEncoding.equalsIgnoreCase("identity")
|
|
|
|
|
&& !contentEncoding.equalsIgnoreCase("gzip");
|
|
|
|
|
}
|
|
|
|
|
public interface Logger {
|
|
|
|
|
/**
|
|
|
|
|
* A {@link Logger} defaults output appropriate for the current platform.
|
|
|
|
|
*/
|
|
|
|
|
Logger DEFAULT = message -> Platform.get().log(INFO, message, null);
|
|
|
|
|
|
|
|
|
|
void log(String message);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|