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1   /*
2    * Copyright (C) 2010, 2017 Google Inc. and others
3    *
4    * This program and the accompanying materials are made available under the
5    * terms of the Eclipse Distribution License v. 1.0 which is available at
6    * https://www.eclipse.org/org/documents/edl-v10.php.
7    *
8    * SPDX-License-Identifier: BSD-3-Clause
9    */
10  
11  package org.eclipse.jgit.http.test;
12  
13  import static org.eclipse.jgit.util.HttpSupport.HDR_ACCEPT;
14  import static org.eclipse.jgit.util.HttpSupport.HDR_CONTENT_TYPE;
15  import static org.eclipse.jgit.util.HttpSupport.HDR_PRAGMA;
16  import static org.eclipse.jgit.util.HttpSupport.HDR_USER_AGENT;
17  import static org.junit.Assert.assertEquals;
18  import static org.junit.Assert.assertFalse;
19  import static org.junit.Assert.assertNotNull;
20  import static org.junit.Assert.assertNull;
21  import static org.junit.Assert.assertTrue;
22  import static org.junit.Assert.fail;
23  
24  import java.io.IOException;
25  import java.util.List;
26  import java.util.Map;
27  
28  import org.eclipse.jetty.servlet.ServletContextHandler;
29  import org.eclipse.jetty.servlet.ServletHolder;
30  import org.eclipse.jgit.errors.NotSupportedException;
31  import org.eclipse.jgit.http.server.GitServlet;
32  import org.eclipse.jgit.junit.TestRepository;
33  import org.eclipse.jgit.junit.http.AccessEvent;
34  import org.eclipse.jgit.lib.Constants;
35  import org.eclipse.jgit.lib.NullProgressMonitor;
36  import org.eclipse.jgit.lib.Ref;
37  import org.eclipse.jgit.lib.Repository;
38  import org.eclipse.jgit.revwalk.RevBlob;
39  import org.eclipse.jgit.revwalk.RevCommit;
40  import org.eclipse.jgit.transport.FetchConnection;
41  import org.eclipse.jgit.transport.HttpTransport;
42  import org.eclipse.jgit.transport.Transport;
43  import org.eclipse.jgit.transport.TransportHttp;
44  import org.eclipse.jgit.transport.URIish;
45  import org.eclipse.jgit.transport.http.HttpConnectionFactory;
46  import org.junit.Before;
47  import org.junit.Test;
48  
49  public class DumbClientSmartServerTest extends AllFactoriesHttpTestCase {
50  	private Repository remoteRepository;
51  
52  	private URIish remoteURI;
53  
54  	private RevBlob A_txt;
55  
56  	private RevCommit A, B;
57  
58  	public DumbClientSmartServerTest(HttpConnectionFactory cf) {
59  		super(cf);
60  	}
61  
62  	@Override
63  	@Before
64  	public void setUp() throws Exception {
65  		super.setUp();
66  
67  		final TestRepository<Repository> src = createTestRepository();
68  		final String srcName = src.getRepository().getDirectory().getName();
69  
70  		ServletContextHandler app = server.addContext("/git");
71  		GitServlet gs = new GitServlet();
72  		gs.setRepositoryResolver(new TestRepositoryResolver(src, srcName));
73  		app.addServlet(new ServletHolder(gs), "/*");
74  
75  		server.setUp();
76  
77  		remoteRepository = src.getRepository();
78  		remoteURI = toURIish(app, srcName);
79  
80  		A_txt = src.blob("A");
81  		A = src.commit().add("A_txt", A_txt).create();
82  		B = src.commit().parent(A).add("A_txt", "C").add("B", "B").create();
83  		src.update(master, B);
84  	}
85  
86  	@Test
87  	public void testListRemote() throws IOException {
88  		Repository dst = createBareRepository();
89  
90  		assertEquals("http", remoteURI.getScheme());
91  
92  		Map<String, Ref> map;
93  		try (Transport t = Transport.open(dst, remoteURI)) {
94  		((TransportHttp) t).setUseSmartHttp(false);
95  			// I didn't make up these public interface names, I just
96  			// approved them for inclusion into the code base. Sorry.
97  			// --spearce
98  			//
99  			assertTrue("isa TransportHttp", t instanceof TransportHttp);
100 			assertTrue("isa HttpTransport", t instanceof HttpTransport);
101 
102 			try (FetchConnection c = t.openFetch()) {
103 				map = c.getRefsMap();
104 			}
105 		}
106 
107 		assertNotNull("have map of refs", map);
108 		assertEquals(2, map.size());
109 
110 		assertNotNull("has " + master, map.get(master));
111 		assertEquals(B, map.get(master).getObjectId());
112 
113 		assertNotNull("has " + Constants.HEAD, map.get(Constants.HEAD));
114 		assertEquals(B, map.get(Constants.HEAD).getObjectId());
115 
116 		List<AccessEvent> requests = getRequests();
117 		assertEquals(2, requests.size());
118 		assertEquals(0, getRequests(remoteURI, "git-upload-pack").size());
119 
120 		AccessEvent info = requests.get(0);
121 		assertEquals("GET", info.getMethod());
122 		assertEquals(join(remoteURI, "info/refs"), info.getPath());
123 		assertEquals(0, info.getParameters().size());
124 		assertNull("no service parameter", info.getParameter("service"));
125 		assertEquals("no-cache", info.getRequestHeader(HDR_PRAGMA));
126 		assertNotNull("has user-agent", info.getRequestHeader(HDR_USER_AGENT));
127 		assertTrue("is jgit agent", info.getRequestHeader(HDR_USER_AGENT)
128 				.startsWith("JGit/"));
129 		assertEquals("*/*", info.getRequestHeader(HDR_ACCEPT));
130 		assertEquals(200, info.getStatus());
131 		assertEquals("text/plain;charset=utf-8",
132 				info
133 				.getResponseHeader(HDR_CONTENT_TYPE));
134 
135 		AccessEvent head = requests.get(1);
136 		assertEquals("GET", head.getMethod());
137 		assertEquals(join(remoteURI, "HEAD"), head.getPath());
138 		assertEquals(0, head.getParameters().size());
139 		assertEquals(200, head.getStatus());
140 		assertEquals("text/plain", head.getResponseHeader(HDR_CONTENT_TYPE));
141 	}
142 
143 	@Test
144 	public void testInitialClone_Small() throws Exception {
145 		Repository dst = createBareRepository();
146 		assertFalse(dst.getObjectDatabase().has(A_txt));
147 
148 		try (Transport t = Transport.open(dst, remoteURI)) {
149 		((TransportHttp) t).setUseSmartHttp(false);
150 			t.fetch(NullProgressMonitor.INSTANCE, mirror(master));
151 		}
152 
153 		assertTrue(dst.getObjectDatabase().has(A_txt));
154 		assertEquals(B, dst.exactRef(master).getObjectId());
155 		fsck(dst, B);
156 
157 		List<AccessEvent> loose = getRequests(loose(remoteURI, A_txt));
158 		assertEquals(1, loose.size());
159 		assertEquals("GET", loose.get(0).getMethod());
160 		assertEquals(0, loose.get(0).getParameters().size());
161 		assertEquals(200, loose.get(0).getStatus());
162 		assertEquals("application/x-git-loose-object", loose.get(0)
163 				.getResponseHeader(HDR_CONTENT_TYPE));
164 	}
165 
166 	@Test
167 	public void testInitialClone_Packed() throws Exception {
168 		try (TestRepository<Repository> tr = new TestRepository<>(
169 				remoteRepository)) {
170 			tr.packAndPrune();
171 		}
172 
173 		Repository dst = createBareRepository();
174 		assertFalse(dst.getObjectDatabase().has(A_txt));
175 
176 		try (Transport t = Transport.open(dst, remoteURI)) {
177 			((TransportHttp) t).setUseSmartHttp(false);
178 			t.fetch(NullProgressMonitor.INSTANCE, mirror(master));
179 		}
180 
181 		assertTrue(dst.getObjectDatabase().has(A_txt));
182 		assertEquals(B, dst.exactRef(master).getObjectId());
183 		fsck(dst, B);
184 
185 		List<AccessEvent> req;
186 
187 		req = getRequests(loose(remoteURI, B));
188 		assertEquals(1, req.size());
189 		assertEquals("GET", req.get(0).getMethod());
190 		assertEquals(0, req.get(0).getParameters().size());
191 		assertEquals(404, req.get(0).getStatus());
192 
193 		req = getRequests(join(remoteURI, "objects/info/packs"));
194 		assertEquals(1, req.size());
195 		assertEquals("GET", req.get(0).getMethod());
196 		assertEquals(0, req.get(0).getParameters().size());
197 		assertEquals(200, req.get(0).getStatus());
198 		assertEquals("text/plain;charset=utf-8",
199 				req.get(0).getResponseHeader(
200 				HDR_CONTENT_TYPE));
201 	}
202 
203 	@Test
204 	public void testPushNotSupported() throws Exception {
205 		final TestRepository src = createTestRepository();
206 		final RevCommit Q = src.commit().create();
207 		final Repository db = src.getRepository();
208 
209 		try (Transport t = Transport.open(db, remoteURI)) {
210 			((TransportHttp) t).setUseSmartHttp(false);
211 			try {
212 				t.push(NullProgressMonitor.INSTANCE, push(src, Q));
213 				fail("push incorrectly completed against a smart server");
214 			} catch (NotSupportedException nse) {
215 				String exp = "smart HTTP push disabled";
216 				assertEquals(exp, nse.getMessage());
217 			}
218 		}
219 	}
220 }