Examples with ProtocolVersion org.graylog.shaded.elasticsearch7.org.apache.http.ProtocolVersion used on opensource projects

Example 86 with ProtocolVersion

use of org.graylog.shaded.elasticsearch7.org.apache.http.ProtocolVersion in project android_frameworks_base by ParanoidAndroid.

the class SSLConnectionClosedByUserException method openConnection.

/**
     * Opens the connection to a http server or proxy.
     *
     * @return the opened low level connection
     * @throws IOException if the connection fails for any reason.
     */
@Override
AndroidHttpClientConnection openConnection(Request req) throws IOException {
    SSLSocket sslSock = null;
    if (mProxyHost != null) {
        // If we have a proxy set, we first send a CONNECT request
        // to the proxy; if the proxy returns 200 OK, we negotiate
        // a secure connection to the target server via the proxy.
        // If the request fails, we drop it, but provide the event
        // handler with the response status and headers. The event
        // handler is then responsible for cancelling the load or
        // issueing a new request.
        AndroidHttpClientConnection proxyConnection = null;
        Socket proxySock = null;
        try {
            proxySock = new Socket(mProxyHost.getHostName(), mProxyHost.getPort());
            proxySock.setSoTimeout(60 * 1000);
            proxyConnection = new AndroidHttpClientConnection();
            HttpParams params = new BasicHttpParams();
            HttpConnectionParams.setSocketBufferSize(params, 8192);
            proxyConnection.bind(proxySock, params);
        } catch (IOException e) {
            if (proxyConnection != null) {
                proxyConnection.close();
            }
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to establish a connection to the proxy";
            }
            throw new IOException(errorMessage);
        }
        StatusLine statusLine = null;
        int statusCode = 0;
        Headers headers = new Headers();
        try {
            BasicHttpRequest proxyReq = new BasicHttpRequest("CONNECT", mHost.toHostString());
            // 400 Bad Request
            for (Header h : req.mHttpRequest.getAllHeaders()) {
                String headerName = h.getName().toLowerCase();
                if (headerName.startsWith("proxy") || headerName.equals("keep-alive") || headerName.equals("host")) {
                    proxyReq.addHeader(h);
                }
            }
            proxyConnection.sendRequestHeader(proxyReq);
            proxyConnection.flush();
            // a loop is a standard way of dealing with them
            do {
                statusLine = proxyConnection.parseResponseHeader(headers);
                statusCode = statusLine.getStatusCode();
            } while (statusCode < HttpStatus.SC_OK);
        } catch (ParseException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }
            throw new IOException(errorMessage);
        } catch (HttpException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }
            throw new IOException(errorMessage);
        } catch (IOException e) {
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to send a CONNECT request";
            }
            throw new IOException(errorMessage);
        }
        if (statusCode == HttpStatus.SC_OK) {
            try {
                sslSock = (SSLSocket) getSocketFactory().createSocket(proxySock, mHost.getHostName(), mHost.getPort(), true);
            } catch (IOException e) {
                if (sslSock != null) {
                    sslSock.close();
                }
                String errorMessage = e.getMessage();
                if (errorMessage == null) {
                    errorMessage = "failed to create an SSL socket";
                }
                throw new IOException(errorMessage);
            }
        } else {
            // if the code is not OK, inform the event handler
            ProtocolVersion version = statusLine.getProtocolVersion();
            req.mEventHandler.status(version.getMajor(), version.getMinor(), statusCode, statusLine.getReasonPhrase());
            req.mEventHandler.headers(headers);
            req.mEventHandler.endData();
            proxyConnection.close();
            // request needs to be dropped
            return null;
        }
    } else {
        // if we do not have a proxy, we simply connect to the host
        try {
            sslSock = (SSLSocket) getSocketFactory().createSocket(mHost.getHostName(), mHost.getPort());
            sslSock.setSoTimeout(SOCKET_TIMEOUT);
        } catch (IOException e) {
            if (sslSock != null) {
                sslSock.close();
            }
            String errorMessage = e.getMessage();
            if (errorMessage == null) {
                errorMessage = "failed to create an SSL socket";
            }
            throw new IOException(errorMessage);
        }
    }
    // do handshake and validate server certificates
    SslError error = CertificateChainValidator.getInstance().doHandshakeAndValidateServerCertificates(this, sslSock, mHost.getHostName());
    // Inform the user if there is a problem
    if (error != null) {
        // need to.
        synchronized (mSuspendLock) {
            mSuspended = true;
        }
        // don't hold the lock while calling out to the event handler
        boolean canHandle = req.getEventHandler().handleSslErrorRequest(error);
        if (!canHandle) {
            throw new IOException("failed to handle " + error);
        }
        synchronized (mSuspendLock) {
            if (mSuspended) {
                try {
                    // Put a limit on how long we are waiting; if the timeout
                    // expires (which should never happen unless you choose
                    // to ignore the SSL error dialog for a very long time),
                    // we wake up the thread and abort the request. This is
                    // to prevent us from stalling the network if things go
                    // very bad.
                    mSuspendLock.wait(10 * 60 * 1000);
                    if (mSuspended) {
                        // mSuspended is true if we have not had a chance to
                        // restart the connection yet (ie, the wait timeout
                        // has expired)
                        mSuspended = false;
                        mAborted = true;
                        if (HttpLog.LOGV) {
                            HttpLog.v("HttpsConnection.openConnection():" + " SSL timeout expired and request was cancelled!!!");
                        }
                    }
                } catch (InterruptedException e) {
                // ignore
                }
            }
            if (mAborted) {
                // The user decided not to use this unverified connection
                // so close it immediately.
                sslSock.close();
                throw new SSLConnectionClosedByUserException("connection closed by the user");
            }
        }
    }
    // All went well, we have an open, verified connection.
    AndroidHttpClientConnection conn = new AndroidHttpClientConnection();
    BasicHttpParams params = new BasicHttpParams();
    params.setIntParameter(HttpConnectionParams.SOCKET_BUFFER_SIZE, 8192);
    conn.bind(sslSock, params);
    return conn;
}

Example 87 with ProtocolVersion

use of org.graylog.shaded.elasticsearch7.org.apache.http.ProtocolVersion in project android_frameworks_base by ParanoidAndroid.

the class Request method readResponse.

/**
     * Receive a single http response.
     *
     * @param httpClientConnection the request to receive the response for.
     */
void readResponse(AndroidHttpClientConnection httpClientConnection) throws IOException, ParseException {
    // don't send cancelled requests
    if (mCancelled)
        return;
    StatusLine statusLine = null;
    boolean hasBody = false;
    httpClientConnection.flush();
    int statusCode = 0;
    Headers header = new Headers();
    do {
        statusLine = httpClientConnection.parseResponseHeader(header);
        statusCode = statusLine.getStatusCode();
    } while (statusCode < HttpStatus.SC_OK);
    if (HttpLog.LOGV)
        HttpLog.v("Request.readResponseStatus() " + statusLine.toString().length() + " " + statusLine);
    ProtocolVersion v = statusLine.getProtocolVersion();
    mEventHandler.status(v.getMajor(), v.getMinor(), statusCode, statusLine.getReasonPhrase());
    mEventHandler.headers(header);
    HttpEntity entity = null;
    hasBody = canResponseHaveBody(mHttpRequest, statusCode);
    if (hasBody)
        entity = httpClientConnection.receiveResponseEntity(header);
    // restrict the range request to the servers claiming that they are
    // accepting ranges in bytes
    boolean supportPartialContent = "bytes".equalsIgnoreCase(header.getAcceptRanges());
    if (entity != null) {
        InputStream is = entity.getContent();
        // process gzip content encoding
        Header contentEncoding = entity.getContentEncoding();
        InputStream nis = null;
        byte[] buf = null;
        int count = 0;
        try {
            if (contentEncoding != null && contentEncoding.getValue().equals("gzip")) {
                nis = new GZIPInputStream(is);
            } else {
                nis = is;
            }
            /* accumulate enough data to make it worth pushing it
                 * up the stack */
            buf = mConnection.getBuf();
            int len = 0;
            int lowWater = buf.length / 2;
            while (len != -1) {
                synchronized (this) {
                    while (mLoadingPaused) {
                        // filled its internal buffers.
                        try {
                            wait();
                        } catch (InterruptedException e) {
                            HttpLog.e("Interrupted exception whilst " + "network thread paused at WebCore's request." + " " + e.getMessage());
                        }
                    }
                }
                len = nis.read(buf, count, buf.length - count);
                if (len != -1) {
                    count += len;
                    if (supportPartialContent)
                        mReceivedBytes += len;
                }
                if (len == -1 || count >= lowWater) {
                    if (HttpLog.LOGV)
                        HttpLog.v("Request.readResponse() " + count);
                    mEventHandler.data(buf, count);
                    count = 0;
                }
            }
        } catch (EOFException e) {
            /* InflaterInputStream throws an EOFException when the
                   server truncates gzipped content.  Handle this case
                   as we do truncated non-gzipped content: no error */
            if (count > 0) {
                // if there is uncommited content, we should commit them
                mEventHandler.data(buf, count);
            }
            if (HttpLog.LOGV)
                HttpLog.v("readResponse() handling " + e);
        } catch (IOException e) {
            // don't throw if we have a non-OK status code
            if (statusCode == HttpStatus.SC_OK || statusCode == HttpStatus.SC_PARTIAL_CONTENT) {
                if (supportPartialContent && count > 0) {
                    // if there is uncommited content, we should commit them
                    // as we will continue the request
                    mEventHandler.data(buf, count);
                }
                throw e;
            }
        } finally {
            if (nis != null) {
                nis.close();
            }
        }
    }
    mConnection.setCanPersist(entity, statusLine.getProtocolVersion(), header.getConnectionType());
    mEventHandler.endData();
    complete();
    if (HttpLog.LOGV)
        HttpLog.v("Request.readResponse(): done " + mHost.getSchemeName() + "://" + getHostPort() + mPath);
}

Example 88 with ProtocolVersion

use of org.graylog.shaded.elasticsearch7.org.apache.http.ProtocolVersion in project XobotOS by xamarin.

the class HttpService method handleRequest.

public void handleRequest(final HttpServerConnection conn, final HttpContext context) throws IOException, HttpException {
    context.setAttribute(ExecutionContext.HTTP_CONNECTION, conn);
    HttpResponse response = null;
    try {
        HttpRequest request = conn.receiveRequestHeader();
        request.setParams(new DefaultedHttpParams(request.getParams(), this.params));
        ProtocolVersion ver = request.getRequestLine().getProtocolVersion();
        if (!ver.lessEquals(HttpVersion.HTTP_1_1)) {
            // Downgrade protocol version if greater than HTTP/1.1 
            ver = HttpVersion.HTTP_1_1;
        }
        if (request instanceof HttpEntityEnclosingRequest) {
            if (((HttpEntityEnclosingRequest) request).expectContinue()) {
                response = this.responseFactory.newHttpResponse(ver, HttpStatus.SC_CONTINUE, context);
                response.setParams(new DefaultedHttpParams(response.getParams(), this.params));
                if (this.expectationVerifier != null) {
                    try {
                        this.expectationVerifier.verify(request, response, context);
                    } catch (HttpException ex) {
                        response = this.responseFactory.newHttpResponse(HttpVersion.HTTP_1_0, HttpStatus.SC_INTERNAL_SERVER_ERROR, context);
                        response.setParams(new DefaultedHttpParams(response.getParams(), this.params));
                        handleException(ex, response);
                    }
                }
                if (response.getStatusLine().getStatusCode() < 200) {
                    // Send 1xx response indicating the server expections
                    // have been met
                    conn.sendResponseHeader(response);
                    conn.flush();
                    response = null;
                    conn.receiveRequestEntity((HttpEntityEnclosingRequest) request);
                }
            } else {
                conn.receiveRequestEntity((HttpEntityEnclosingRequest) request);
            }
        }
        if (response == null) {
            response = this.responseFactory.newHttpResponse(ver, HttpStatus.SC_OK, context);
            response.setParams(new DefaultedHttpParams(response.getParams(), this.params));
            context.setAttribute(ExecutionContext.HTTP_REQUEST, request);
            context.setAttribute(ExecutionContext.HTTP_RESPONSE, response);
            this.processor.process(request, context);
            doService(request, response, context);
        }
        // Make sure the request content is fully consumed
        if (request instanceof HttpEntityEnclosingRequest) {
            HttpEntity entity = ((HttpEntityEnclosingRequest) request).getEntity();
            if (entity != null) {
                entity.consumeContent();
            }
        }
    } catch (HttpException ex) {
        response = this.responseFactory.newHttpResponse(HttpVersion.HTTP_1_0, HttpStatus.SC_INTERNAL_SERVER_ERROR, context);
        response.setParams(new DefaultedHttpParams(response.getParams(), this.params));
        handleException(ex, response);
    }
    this.processor.process(response, context);
    conn.sendResponseHeader(response);
    conn.sendResponseEntity(response);
    conn.flush();
    if (!this.connStrategy.keepAlive(response, context)) {
        conn.close();
    }
}

Example 89 with ProtocolVersion

use of org.graylog.shaded.elasticsearch7.org.apache.http.ProtocolVersion in project XobotOS by xamarin.

the class ResponseContent method process.

public void process(final HttpResponse response, final HttpContext context) throws HttpException, IOException {
    if (response == null) {
        throw new IllegalArgumentException("HTTP request may not be null");
    }
    if (response.containsHeader(HTTP.TRANSFER_ENCODING)) {
        throw new ProtocolException("Transfer-encoding header already present");
    }
    if (response.containsHeader(HTTP.CONTENT_LEN)) {
        throw new ProtocolException("Content-Length header already present");
    }
    ProtocolVersion ver = response.getStatusLine().getProtocolVersion();
    HttpEntity entity = response.getEntity();
    if (entity != null) {
        long len = entity.getContentLength();
        if (entity.isChunked() && !ver.lessEquals(HttpVersion.HTTP_1_0)) {
            response.addHeader(HTTP.TRANSFER_ENCODING, HTTP.CHUNK_CODING);
        } else if (len >= 0) {
            response.addHeader(HTTP.CONTENT_LEN, Long.toString(entity.getContentLength()));
        }
        // Specify a content type if known
        if (entity.getContentType() != null && !response.containsHeader(HTTP.CONTENT_TYPE)) {
            response.addHeader(entity.getContentType());
        }
        // Specify a content encoding if known
        if (entity.getContentEncoding() != null && !response.containsHeader(HTTP.CONTENT_ENCODING)) {
            response.addHeader(entity.getContentEncoding());
        }
    } else {
        int status = response.getStatusLine().getStatusCode();
        if (status != HttpStatus.SC_NO_CONTENT && status != HttpStatus.SC_NOT_MODIFIED && status != HttpStatus.SC_RESET_CONTENT) {
            response.addHeader(HTTP.CONTENT_LEN, "0");
        }
    }
}

Example 90 with ProtocolVersion

use of org.graylog.shaded.elasticsearch7.org.apache.http.ProtocolVersion in project XobotOS by xamarin.

the class BasicLineParser method parseRequestLine.

/**
     * Parses a request line.
     *
     * @param buffer    a buffer holding the line to parse
     *
     * @return  the parsed request line
     *
     * @throws ParseException        in case of a parse error
     */
public RequestLine parseRequestLine(final CharArrayBuffer buffer, final ParserCursor cursor) throws ParseException {
    if (buffer == null) {
        throw new IllegalArgumentException("Char array buffer may not be null");
    }
    if (cursor == null) {
        throw new IllegalArgumentException("Parser cursor may not be null");
    }
    int indexFrom = cursor.getPos();
    int indexTo = cursor.getUpperBound();
    try {
        skipWhitespace(buffer, cursor);
        int i = cursor.getPos();
        int blank = buffer.indexOf(' ', i, indexTo);
        if (blank < 0) {
            throw new ParseException("Invalid request line: " + buffer.substring(indexFrom, indexTo));
        }
        String method = buffer.substringTrimmed(i, blank);
        cursor.updatePos(blank);
        skipWhitespace(buffer, cursor);
        i = cursor.getPos();
        blank = buffer.indexOf(' ', i, indexTo);
        if (blank < 0) {
            throw new ParseException("Invalid request line: " + buffer.substring(indexFrom, indexTo));
        }
        String uri = buffer.substringTrimmed(i, blank);
        cursor.updatePos(blank);
        ProtocolVersion ver = parseProtocolVersion(buffer, cursor);
        skipWhitespace(buffer, cursor);
        if (!cursor.atEnd()) {
            throw new ParseException("Invalid request line: " + buffer.substring(indexFrom, indexTo));
        }
        return createRequestLine(method, uri, ver);
    } catch (IndexOutOfBoundsException e) {
        throw new ParseException("Invalid request line: " + buffer.substring(indexFrom, indexTo));
    }
}