testHttpReply.cc
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1 /*
2  * Copyright (C) 1996-2022 The Squid Software Foundation and contributors
3  *
4  * Squid software is distributed under GPLv2+ license and includes
5  * contributions from numerous individuals and organizations.
6  * Please see the COPYING and CONTRIBUTORS files for details.
7  */
8 
9 #include "squid.h"
10 #include <cppunit/TestAssert.h>
11 
12 #include "HttpHeader.h"
13 #include "HttpReply.h"
14 #include "mime_header.h"
15 #include "SquidConfig.h"
16 #include "testHttpReply.h"
17 #include "unitTestMain.h"
18 
19 CPPUNIT_TEST_SUITE_REGISTRATION( testHttpReply );
20 
21 class SquidConfig Config;
22 
23 /* stub functions to link successfully */
24 
25 #include "MemObject.h"
26 int64_t
27 MemObject::endOffset() const
28 {
29  return 0;
30 }
31 
32 /* end */
33 
34 void
35 testHttpReply::setUp()
36 {
37  Mem::Init();
38  httpHeaderInitModule();
39 }
40 
41 void
42 testHttpReply::testSanityCheckFirstLine()
43 {
44  MemBuf input;
45  HttpReply engine;
46  Http::StatusCode error = Http::scNone;
47  size_t hdr_len;
48  input.init();
49 
50  // a valid status line
51  input.append("HTTP/1.1 200 Okay\n\n", 19);
52  hdr_len = headersEnd(input.content(),input.contentSize());
53  CPPUNIT_ASSERT( 1 && engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
54  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
55  input.reset();
56  error = Http::scNone;
57 
58  input.append("HTTP/1.1 200 Okay \n\n", 28);
59  hdr_len = headersEnd(input.content(),input.contentSize());
60  CPPUNIT_ASSERT( 2 && engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
61  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
62  input.reset();
63  error = Http::scNone;
64 
65 #if TODO // these cases are only checked after parse...
66  // invalid status line
67  input.append("HTTP/1.1 999 Okay\n\n", 19);
68  hdr_len = headersEnd(input.content(),input.contentSize());
69  CPPUNIT_ASSERT( 3 && !engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
70  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
71  input.reset();
72  error = Http::scNone;
73 
74  input.append("HTTP/1.1 2000 Okay \n\n", 29);
75  hdr_len = headersEnd(input.content(),input.contentSize());
76  CPPUNIT_ASSERT( 4 && engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
77  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
78  input.reset();
79  error = Http::scNone;
80 #endif
81 
82  // valid ICY protocol status line
83  input.append("ICY 200 Okay\n\n", 14);
84  hdr_len = headersEnd(input.content(),input.contentSize());
85  CPPUNIT_ASSERT( engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
86  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
87  input.reset();
88  error = Http::scNone;
89  /* NP: the engine saves details about the protocol. even when being reset :( */
90  engine.protoPrefix="HTTP/";
91  engine.reset();
92 
93  // empty status line
94  input.append("\n\n", 2);
95  hdr_len = headersEnd(input.content(),input.contentSize());
96  CPPUNIT_ASSERT( 5 && !engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
97  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
98  input.reset();
99  error = Http::scNone;
100 
101  input.append(" \n\n", 8);
102  hdr_len = headersEnd(input.content(),input.contentSize());
103  CPPUNIT_ASSERT( 6 && !engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
104  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
105  input.reset();
106  error = Http::scNone;
107 
108  // status line with no message
109  input.append("HTTP/1.1 200\n\n", 14); /* real case seen */
110  hdr_len = headersEnd(input.content(),input.contentSize());
111  CPPUNIT_ASSERT(engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
112  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
113  input.reset();
114  error = Http::scNone;
115 
116  input.append("HTTP/1.1 200 \n\n", 15); /* real case seen */
117  hdr_len = headersEnd(input.content(),input.contentSize());
118  CPPUNIT_ASSERT(engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
119  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
120  input.reset();
121  error = Http::scNone;
122 
123  // incomplete (short) status lines... not sane (yet), but no error either.
124  input.append("H", 1);
125  hdr_len = headersEnd(input.content(),input.contentSize());
126  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
127  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
128  input.reset();
129  error = Http::scNone;
130 
131  input.append("HTTP/", 5);
132  hdr_len = headersEnd(input.content(),input.contentSize());
133  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
134  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
135  input.reset();
136  error = Http::scNone;
137 
138  input.append("HTTP/1", 6);
139  hdr_len = headersEnd(input.content(),input.contentSize());
140  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
141  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
142  input.reset();
143  error = Http::scNone;
144 
145  input.append("HTTP/1.1", 8);
146  hdr_len = headersEnd(input.content(),input.contentSize());
147  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
148  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
149  input.reset();
150  error = Http::scNone;
151 
152  input.append("HTTP/1.1 ", 9); /* real case seen */
153  hdr_len = headersEnd(input.content(),input.contentSize());
154  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
155  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
156  input.reset();
157  error = Http::scNone;
158 
159  input.append("HTTP/1.1 20", 14);
160  hdr_len = headersEnd(input.content(),input.contentSize());
161  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
162  CPPUNIT_ASSERT_EQUAL(error, Http::scNone);
163  input.reset();
164  error = Http::scNone;
165 
166  // status line with no status
167  input.append("HTTP/1.1 \n\n", 11);
168  hdr_len = headersEnd(input.content(),input.contentSize());
169  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
170  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
171  input.reset();
172  error = Http::scNone;
173 
174  input.append("HTTP/1.1 \n\n", 15);
175  hdr_len = headersEnd(input.content(),input.contentSize());
176  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
177  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
178  input.reset();
179  error = Http::scNone;
180 
181  input.append("HTTP/1.1 Okay\n\n", 16); /* real case seen */
182  hdr_len = headersEnd(input.content(),input.contentSize());
183  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
184  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
185  input.reset();
186  error = Http::scNone;
187 
188  // status line with nul-byte
189  input.append("HTTP/1.1" "\0" "200 Okay\n\n", 19); /* real case seen */
190  hdr_len = headersEnd(input.content(),input.contentSize());
191  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
192  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
193  input.reset();
194  error = Http::scNone;
195 
196  // status line with negative status
197  input.append("HTTP/1.1 -000\n\n", 15); /* real case seen */
198  hdr_len = headersEnd(input.content(),input.contentSize());
199  CPPUNIT_ASSERT(!engine.sanityCheckStartLine(input.content(), hdr_len, &error) );
200  CPPUNIT_ASSERT_EQUAL(error, Http::scInvalidHeader);
201  input.reset();
202  error = Http::scNone;
203 }
204 
httpHeaderInitModule
void httpHeaderInitModule(void)
Definition: HttpHeader.cc:119
error
void error(char *format,...)
HttpReply::sanityCheckStartLine
virtual bool sanityCheckStartLine(const char *buf, const size_t hdr_len, Http::StatusCode *error)
Definition: HttpReply.cc:399
HttpReply::reset
virtual void reset()
Definition: HttpReply.cc:57
HttpReply::protoPrefix
String protoPrefix
Definition: HttpReply.h:60
MemBuf
Definition: MemBuf.h:24
MemBuf::append
virtual void append(const char *c, int sz)
Definition: MemBuf.cc:209
MemBuf::init
void init(mb_size_t szInit, mb_size_t szMax)
Definition: MemBuf.cc:93
MemBuf::content
char * content()
start of the added data
Definition: MemBuf.h:41
MemBuf::contentSize
mb_size_t contentSize() const
available data size
Definition: MemBuf.h:47
MemBuf::reset
void reset()
Definition: MemBuf.cc:129
MemObject::endOffset
int64_t endOffset() const
Definition: MemObject.cc:216
SquidConfig
the representation of the configuration. POD.
Definition: SquidConfig.h:77
testHttpReply::testSanityCheckFirstLine
void testSanityCheckFirstLine()
Definition: testHttpReply.cc:42
headersEnd
size_t headersEnd(const char *mime, size_t l, bool &containsObsFold)
Definition: mime_header.cc:17
mime_header.h
Http::StatusCode
StatusCode
Definition: StatusCode.h:20
Http::scInvalidHeader
@ scInvalidHeader
Definition: StatusCode.h:86
Http::scNone
@ scNone
Definition: StatusCode.h:21
Mem::Init
void Init()
Definition: old_api.cc:425
Config
class SquidConfig Config
Definition: testHttpReply.cc:21
CPPUNIT_TEST_SUITE_REGISTRATION
CPPUNIT_TEST_SUITE_REGISTRATION(testHttpReply)

 

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