| /* |
| * Copyright (C) 2013, 2020 Christian Halstrick <christian.halstrick@sap.com> and others |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Distribution License v. 1.0 which is available at |
| * https://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: BSD-3-Clause |
| */ |
| package org.eclipse.jgit.transport.http.apache; |
| |
| import static org.eclipse.jgit.util.HttpSupport.METHOD_GET; |
| import static org.eclipse.jgit.util.HttpSupport.METHOD_HEAD; |
| import static org.eclipse.jgit.util.HttpSupport.METHOD_POST; |
| import static org.eclipse.jgit.util.HttpSupport.METHOD_PUT; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.net.InetSocketAddress; |
| import java.net.MalformedURLException; |
| import java.net.ProtocolException; |
| import java.net.Proxy; |
| import java.net.URL; |
| import java.security.KeyManagementException; |
| import java.security.NoSuchAlgorithmException; |
| import java.security.SecureRandom; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.LinkedList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| |
| import javax.net.ssl.HostnameVerifier; |
| import javax.net.ssl.KeyManager; |
| import javax.net.ssl.SSLContext; |
| import javax.net.ssl.SSLSocket; |
| import javax.net.ssl.TrustManager; |
| |
| import org.apache.http.Header; |
| import org.apache.http.HeaderElement; |
| import org.apache.http.HttpEntity; |
| import org.apache.http.HttpEntityEnclosingRequest; |
| import org.apache.http.HttpHost; |
| import org.apache.http.HttpResponse; |
| import org.apache.http.client.ClientProtocolException; |
| import org.apache.http.client.HttpClient; |
| import org.apache.http.client.config.RequestConfig; |
| import org.apache.http.client.methods.HttpGet; |
| import org.apache.http.client.methods.HttpHead; |
| import org.apache.http.client.methods.HttpPost; |
| import org.apache.http.client.methods.HttpPut; |
| import org.apache.http.client.methods.HttpUriRequest; |
| import org.apache.http.config.Registry; |
| import org.apache.http.config.RegistryBuilder; |
| import org.apache.http.conn.socket.ConnectionSocketFactory; |
| import org.apache.http.conn.socket.PlainConnectionSocketFactory; |
| import org.apache.http.conn.ssl.SSLConnectionSocketFactory; |
| import org.apache.http.impl.client.HttpClientBuilder; |
| import org.apache.http.impl.client.HttpClients; |
| import org.apache.http.impl.client.SystemDefaultCredentialsProvider; |
| import org.apache.http.impl.conn.BasicHttpClientConnectionManager; |
| import org.apache.http.ssl.SSLContexts; |
| import org.eclipse.jgit.annotations.NonNull; |
| import org.eclipse.jgit.transport.http.HttpConnection; |
| import org.eclipse.jgit.transport.http.apache.internal.HttpApacheText; |
| import org.eclipse.jgit.util.HttpSupport; |
| import org.eclipse.jgit.util.TemporaryBuffer; |
| import org.eclipse.jgit.util.TemporaryBuffer.LocalFile; |
| |
| /** |
| * A {@link org.eclipse.jgit.transport.http.HttpConnection} which uses |
| * {@link org.apache.http.client.HttpClient} |
| * |
| * @since 3.3 |
| */ |
| public class HttpClientConnection implements HttpConnection { |
| HttpClient client; |
| |
| URL url; |
| |
| HttpUriRequest req; |
| |
| HttpResponse resp = null; |
| |
| String method = "GET"; //$NON-NLS-1$ |
| |
| private TemporaryBufferEntity entity; |
| |
| private boolean isUsingProxy = false; |
| |
| private Proxy proxy; |
| |
| private Integer timeout = null; |
| |
| private Integer readTimeout; |
| |
| private Boolean followRedirects; |
| |
| private HostnameVerifier hostnameverifier; |
| |
| private SSLContext ctx; |
| |
| private SSLConnectionSocketFactory socketFactory; |
| |
| private boolean usePooling = true; |
| |
| private HttpClient getClient() { |
| if (client == null) { |
| HttpClientBuilder clientBuilder = HttpClients.custom(); |
| RequestConfig.Builder configBuilder = RequestConfig.custom(); |
| if (proxy != null && !Proxy.NO_PROXY.equals(proxy)) { |
| isUsingProxy = true; |
| InetSocketAddress adr = (InetSocketAddress) proxy.address(); |
| clientBuilder.setProxy( |
| new HttpHost(adr.getHostName(), adr.getPort())); |
| } |
| if (timeout != null) { |
| configBuilder.setConnectTimeout(timeout.intValue()); |
| } |
| if (readTimeout != null) { |
| configBuilder.setSocketTimeout(readTimeout.intValue()); |
| } |
| if (followRedirects != null) { |
| configBuilder |
| .setRedirectsEnabled(followRedirects.booleanValue()); |
| } |
| boolean pooled = true; |
| SSLConnectionSocketFactory sslConnectionFactory; |
| if (socketFactory != null) { |
| pooled = usePooling; |
| sslConnectionFactory = socketFactory; |
| } else { |
| // Legacy implementation. |
| pooled = (hostnameverifier == null); |
| sslConnectionFactory = getSSLSocketFactory(); |
| } |
| clientBuilder.setSSLSocketFactory(sslConnectionFactory); |
| if (!pooled) { |
| Registry<ConnectionSocketFactory> registry = RegistryBuilder |
| .<ConnectionSocketFactory> create() |
| .register("https", sslConnectionFactory) |
| .register("http", PlainConnectionSocketFactory.INSTANCE) |
| .build(); |
| clientBuilder.setConnectionManager( |
| new BasicHttpClientConnectionManager(registry)); |
| } |
| clientBuilder.setDefaultRequestConfig(configBuilder.build()); |
| clientBuilder.setDefaultCredentialsProvider( |
| new SystemDefaultCredentialsProvider()); |
| client = clientBuilder.build(); |
| } |
| |
| return client; |
| } |
| |
| void setSSLSocketFactory(@NonNull SSLConnectionSocketFactory factory, |
| boolean isDefault) { |
| socketFactory = factory; |
| usePooling = isDefault; |
| } |
| |
| private SSLConnectionSocketFactory getSSLSocketFactory() { |
| HostnameVerifier verifier = hostnameverifier; |
| SSLContext context; |
| if (verifier == null) { |
| // Use defaults |
| context = SSLContexts.createSystemDefault(); |
| verifier = SSLConnectionSocketFactory.getDefaultHostnameVerifier(); |
| } else { |
| // Using a custom verifier. Attention: configure() must have been |
| // called already, otherwise one gets a "context not initialized" |
| // exception. In JGit this branch is reached only when hostname |
| // verification is switched off, and JGit _does_ call configure() |
| // before we get here. |
| context = getSSLContext(); |
| } |
| return new SSLConnectionSocketFactory(context, verifier) { |
| |
| @Override |
| protected void prepareSocket(SSLSocket socket) throws IOException { |
| super.prepareSocket(socket); |
| HttpSupport.configureTLS(socket); |
| } |
| }; |
| } |
| |
| private SSLContext getSSLContext() { |
| if (ctx == null) { |
| try { |
| ctx = SSLContext.getInstance("TLS"); //$NON-NLS-1$ |
| } catch (NoSuchAlgorithmException e) { |
| throw new IllegalStateException( |
| HttpApacheText.get().unexpectedSSLContextException, e); |
| } |
| } |
| return ctx; |
| } |
| |
| /** |
| * Sets the buffer from which to take the request body |
| * |
| * @param buffer |
| */ |
| public void setBuffer(TemporaryBuffer buffer) { |
| this.entity = new TemporaryBufferEntity(buffer); |
| } |
| |
| /** |
| * Constructor for HttpClientConnection. |
| * |
| * @param urlStr |
| * @throws MalformedURLException |
| */ |
| public HttpClientConnection(String urlStr) throws MalformedURLException { |
| this(urlStr, null); |
| } |
| |
| /** |
| * Constructor for HttpClientConnection. |
| * |
| * @param urlStr |
| * @param proxy |
| * @throws MalformedURLException |
| */ |
| public HttpClientConnection(String urlStr, Proxy proxy) |
| throws MalformedURLException { |
| this(urlStr, proxy, null); |
| } |
| |
| /** |
| * Constructor for HttpClientConnection. |
| * |
| * @param urlStr |
| * @param proxy |
| * @param cl |
| * @throws MalformedURLException |
| */ |
| public HttpClientConnection(String urlStr, Proxy proxy, HttpClient cl) |
| throws MalformedURLException { |
| this.client = cl; |
| this.url = new URL(urlStr); |
| this.proxy = proxy; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public int getResponseCode() throws IOException { |
| execute(); |
| return resp.getStatusLine().getStatusCode(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public URL getURL() { |
| return url; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String getResponseMessage() throws IOException { |
| execute(); |
| return resp.getStatusLine().getReasonPhrase(); |
| } |
| |
| private void execute() throws IOException, ClientProtocolException { |
| if (resp != null) { |
| return; |
| } |
| |
| if (entity == null) { |
| resp = getClient().execute(req); |
| return; |
| } |
| |
| try { |
| if (req instanceof HttpEntityEnclosingRequest) { |
| HttpEntityEnclosingRequest eReq = (HttpEntityEnclosingRequest) req; |
| eReq.setEntity(entity); |
| } |
| resp = getClient().execute(req); |
| } finally { |
| entity.close(); |
| entity = null; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public Map<String, List<String>> getHeaderFields() { |
| Map<String, List<String>> ret = new HashMap<>(); |
| for (Header hdr : resp.getAllHeaders()) { |
| List<String> list = ret.get(hdr.getName()); |
| if (list == null) { |
| list = new LinkedList<>(); |
| ret.put(hdr.getName(), list); |
| } |
| for (HeaderElement hdrElem : hdr.getElements()) { |
| list.add(hdrElem.toString()); |
| } |
| } |
| return ret; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setRequestProperty(String name, String value) { |
| req.addHeader(name, value); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setRequestMethod(String method) throws ProtocolException { |
| this.method = method; |
| if (METHOD_GET.equalsIgnoreCase(method)) { |
| req = new HttpGet(url.toString()); |
| } else if (METHOD_HEAD.equalsIgnoreCase(method)) { |
| req = new HttpHead(url.toString()); |
| } else if (METHOD_PUT.equalsIgnoreCase(method)) { |
| req = new HttpPut(url.toString()); |
| } else if (METHOD_POST.equalsIgnoreCase(method)) { |
| req = new HttpPost(url.toString()); |
| } else { |
| this.method = null; |
| throw new UnsupportedOperationException(); |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setUseCaches(boolean usecaches) { |
| // not needed |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setConnectTimeout(int timeout) { |
| this.timeout = Integer.valueOf(timeout); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setReadTimeout(int readTimeout) { |
| this.readTimeout = Integer.valueOf(readTimeout); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String getContentType() { |
| HttpEntity responseEntity = resp.getEntity(); |
| if (responseEntity != null) { |
| Header contentType = responseEntity.getContentType(); |
| if (contentType != null) |
| return contentType.getValue(); |
| } |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public InputStream getInputStream() throws IOException { |
| execute(); |
| return resp.getEntity().getContent(); |
| } |
| |
| // will return only the first field |
| /** {@inheritDoc} */ |
| @Override |
| public String getHeaderField(@NonNull String name) { |
| Header header = resp.getFirstHeader(name); |
| return (header == null) ? null : header.getValue(); |
| } |
| |
| @Override |
| public List<String> getHeaderFields(@NonNull String name) { |
| return Collections.unmodifiableList(Arrays.asList(resp.getHeaders(name)) |
| .stream().map(Header::getValue).collect(Collectors.toList())); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public int getContentLength() { |
| Header contentLength = resp.getFirstHeader("content-length"); //$NON-NLS-1$ |
| if (contentLength == null) { |
| return -1; |
| } |
| |
| try { |
| int l = Integer.parseInt(contentLength.getValue()); |
| return l < 0 ? -1 : l; |
| } catch (NumberFormatException e) { |
| return -1; |
| } |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setInstanceFollowRedirects(boolean followRedirects) { |
| this.followRedirects = Boolean.valueOf(followRedirects); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setDoOutput(boolean dooutput) { |
| // TODO: check whether we can really ignore this. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setFixedLengthStreamingMode(int contentLength) { |
| if (entity != null) |
| throw new IllegalArgumentException(); |
| entity = new TemporaryBufferEntity(new LocalFile(null)); |
| entity.setContentLength(contentLength); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public OutputStream getOutputStream() throws IOException { |
| if (entity == null) |
| entity = new TemporaryBufferEntity(new LocalFile(null)); |
| return entity.getBuffer(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setChunkedStreamingMode(int chunklen) { |
| if (entity == null) |
| entity = new TemporaryBufferEntity(new LocalFile(null)); |
| entity.setChunked(true); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public String getRequestMethod() { |
| return method; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public boolean usingProxy() { |
| return isUsingProxy; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void connect() throws IOException { |
| execute(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setHostnameVerifier(HostnameVerifier hostnameverifier) { |
| this.hostnameverifier = hostnameverifier; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void configure(KeyManager[] km, TrustManager[] tm, |
| SecureRandom random) throws KeyManagementException { |
| getSSLContext().init(km, tm, random); |
| } |
| } |