1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
|
#!/usr/bin/env python3
from sys import exit
from test.http_test import HTTPTest
from misc.wget_file import WgetFile
import hashlib
from base64 import b64encode
"""
This is to test Metalink/HTTP with Metalink/XML Link headers.
With --trust-server-names, trust the metalink:file names.
Without --trust-server-names, don't trust the metalink:file names:
use the basename of --input-metalink, and add a sequential number
(e.g. .#1, .#2, etc.).
Strip the directory from unsafe paths.
"""
############# File Definitions ###############################################
bad = "Ouch!"
bad_sha256 = hashlib.sha256 (bad.encode ('UTF-8')).hexdigest ()
File1 = "Would you like some Tea?"
File1_lowPref = "Do not take this"
File1_sha256 = hashlib.sha256 (File1.encode ('UTF-8')).hexdigest ()
File2 = "This is gonna be good"
File2_lowPref = "Not this one too"
File2_sha256 = hashlib.sha256 (File2.encode ('UTF-8')).hexdigest ()
File3 = "A little more, please"
File3_lowPref = "That's just too much"
File3_sha256 = hashlib.sha256 (File3.encode ('UTF-8')).hexdigest ()
File4 = "Maybe a biscuit?"
File4_lowPref = "No, thanks"
File4_sha256 = hashlib.sha256 (File4.encode ('UTF-8')).hexdigest ()
File5 = "More Tea...?"
File5_lowPref = "I have to go..."
File5_sha256 = hashlib.sha256 (File5.encode ('UTF-8')).hexdigest ()
MetaXml1 = \
"""<?xml version="1.0" encoding="utf-8"?>
<metalink version="3.0" xmlns="http://www.metalinker.org/">
<publisher>
<name>GNU Wget</name>
</publisher>
<license>
<name>GNU GPL</name>
<url>http://www.gnu.org/licenses/gpl.html</url>
</license>
<identity>Wget Test Files</identity>
<version>1.2.3</version>
<description>Wget Test Files description</description>
<files>
<file name="dir/File1">
<verification>
<hash type="sha256">{{FILE1_HASH}}</hash>
</verification>
<resources>
<url type="http" preference="35">http://{{SRV_HOST}}:{{SRV_PORT}}/wrong_file</url>
<url type="http" preference="40">http://{{SRV_HOST}}:{{SRV_PORT}}/404</url>
<url type="http" preference="25">http://{{SRV_HOST}}:{{SRV_PORT}}/File1_lowPref</url>
<url type="http" preference="30">http://{{SRV_HOST}}:{{SRV_PORT}}/File1</url>
</resources>
</file>
<file name="dir/File2">
<verification>
<hash type="sha256">{{FILE2_HASH}}</hash>
</verification>
<resources>
<url type="http" preference="35">http://{{SRV_HOST}}:{{SRV_PORT}}/wrong_file</url>
<url type="http" preference="40">http://{{SRV_HOST}}:{{SRV_PORT}}/404</url>
<url type="http" preference="25">http://{{SRV_HOST}}:{{SRV_PORT}}/File2_lowPref</url>
<url type="http" preference="30">http://{{SRV_HOST}}:{{SRV_PORT}}/File2</url>
</resources>
</file>
<file name="/dir/File3"> <!-- rejected by libmetalink -->
<verification>
<hash type="sha256">{{FILE3_HASH}}</hash>
</verification>
<resources>
<url type="http" preference="35">http://{{SRV_HOST}}:{{SRV_PORT}}/wrong_file</url>
<url type="http" preference="40">http://{{SRV_HOST}}:{{SRV_PORT}}/404</url>
<url type="http" preference="25">http://{{SRV_HOST}}:{{SRV_PORT}}/File3_lowPref</url>
<url type="http" preference="30">http://{{SRV_HOST}}:{{SRV_PORT}}/File3</url>
</resources>
</file>
<file name="dir/File4">
<verification>
<hash type="sha256">{{FILE4_HASH}}</hash>
</verification>
<resources>
<url type="http" preference="35">http://{{SRV_HOST}}:{{SRV_PORT}}/wrong_file</url>
<url type="http" preference="40">http://{{SRV_HOST}}:{{SRV_PORT}}/404</url>
<url type="http" preference="25">http://{{SRV_HOST}}:{{SRV_PORT}}/File4_lowPref</url>
<url type="http" preference="30">http://{{SRV_HOST}}:{{SRV_PORT}}/File4</url>
</resources>
</file>
<file name="dir/File5">
<verification>
<hash type="sha256">{{FILE5_HASH}}</hash>
</verification>
<resources>
<url type="http" preference="35">http://{{SRV_HOST}}:{{SRV_PORT}}/wrong_file</url>
<url type="http" preference="40">http://{{SRV_HOST}}:{{SRV_PORT}}/404</url>
<url type="http" preference="25">http://{{SRV_HOST}}:{{SRV_PORT}}/File5_lowPref</url>
<url type="http" preference="30">http://{{SRV_HOST}}:{{SRV_PORT}}/File5</url>
</resources>
</file>
</files>
</metalink>
"""
MetaXml2 = \
"""<?xml version="1.0" encoding="utf-8"?>
<metalink version="3.0" xmlns="http://www.metalinker.org/">
<publisher>
<name>GNU Wget</name>
</publisher>
<license>
<name>GNU GPL</name>
<url>http://www.gnu.org/licenses/gpl.html</url>
</license>
<identity>Wget Test Files</identity>
<version>1.2.3</version>
<description>Wget Test Files description</description>
<files>
<file name="bad">
<verification>
<hash type="sha256">{{BAD_HASH}}</hash>
</verification>
<resources>
<url type="http" preference="35">http://{{SRV_HOST}}:{{SRV_PORT}}/wrong_file</url>
<url type="http" preference="40">http://{{SRV_HOST}}:{{SRV_PORT}}/404</url>
<url type="http" preference="30">http://{{SRV_HOST}}:{{SRV_PORT}}/bad</url>
</resources>
</file>
</files>
</metalink>
"""
LinkHeaders = [
# This file has the lowest priority, and should go last
"<http://{{SRV_HOST}}:{{SRV_PORT}}/test1.metalink>; rel=describedby; pri=2; type=\"application/metalink4+xml\"",
# This file has the highest priority, and should go first
"<http://{{SRV_HOST}}:{{SRV_PORT}}/test2.metalink>; rel=describedby; pri=1; type=\"application/metalink4+xml\""
]
# This will be filled as soon as we know server hostname and port
MetaHTTPRules = {'SendHeader' : {}}
MetaHTTP = WgetFile ("main.metalink", rules=MetaHTTPRules)
wrong_file = WgetFile ("wrong_file", bad)
File1_orig = WgetFile ("File1", File1)
File1_down = WgetFile ("main.metalink.meta#2.#1", File1)
File1_nono = WgetFile ("File1_lowPref", File1_lowPref)
File2_orig = WgetFile ("File2", File2)
File2_down = WgetFile ("main.metalink.meta#2.#2", File2)
File2_nono = WgetFile ("File2_lowPref", File2_lowPref)
# rejected by libmetalink
File3_orig = WgetFile ("File3", File3)
File3_nono = WgetFile ("File3_lowPref", File3_lowPref)
File4_orig = WgetFile ("File4", File4)
File4_down = WgetFile ("main.metalink.meta#2.#3", File4)
File4_nono = WgetFile ("File4_lowPref", File4_lowPref)
File5_orig = WgetFile ("File5", File5)
File5_down = WgetFile ("main.metalink.meta#2.#4", File5)
File5_nono = WgetFile ("File5_lowPref", File5_lowPref)
MetaFile1 = WgetFile ("test1.metalink", MetaXml1)
MetaFile1_down = WgetFile ("main.metalink.meta#2", MetaXml1)
MetaFile2 = WgetFile ("test2.metalink", MetaXml2)
WGET_OPTIONS = "--metalink-over-http --metalink-index=2"
WGET_URLS = [["main.metalink"]]
RequestList = [[
"HEAD /main.metalink",
"GET /404",
"GET /wrong_file",
"GET /test1.metalink",
"GET /File1",
"GET /File2",
"GET /File4",
"GET /File5"
]]
Files = [[
MetaHTTP,
wrong_file,
MetaFile1, MetaFile2,
File1_orig, File1_nono,
File2_orig, File2_nono,
File3_orig, File3_nono,
File4_orig, File4_nono,
File5_orig, File5_nono
]]
Existing_Files = []
ExpectedReturnCode = 0
ExpectedDownloadedFiles = [
MetaFile1_down,
File1_down,
File2_down,
File4_down,
File5_down
]
################ Pre and Post Test Hooks #####################################
pre_test = {
"ServerFiles" : Files,
"LocalFiles" : Existing_Files
}
test_options = {
"WgetCommands" : WGET_OPTIONS,
"Urls" : WGET_URLS
}
post_test = {
"ExpectedFiles" : ExpectedDownloadedFiles,
"ExpectedRetcode" : ExpectedReturnCode,
"FilesCrawled" : RequestList
}
http_test = HTTPTest (
pre_hook=pre_test,
test_params=test_options,
post_hook=post_test
)
http_test.server_setup()
### Get and use dynamic server sockname
srv_host, srv_port = http_test.servers[0].server_inst.socket.getsockname ()
MetaXml1 = MetaXml1.replace('{{FILE1_HASH}}', File1_sha256)
MetaXml1 = MetaXml1.replace('{{FILE2_HASH}}', File2_sha256)
MetaXml1 = MetaXml1.replace('{{FILE3_HASH}}', File3_sha256)
MetaXml1 = MetaXml1.replace('{{FILE4_HASH}}', File4_sha256)
MetaXml1 = MetaXml1.replace('{{FILE5_HASH}}', File5_sha256)
MetaXml1 = MetaXml1.replace('{{SRV_HOST}}', srv_host)
MetaXml1 = MetaXml1.replace('{{SRV_PORT}}', str (srv_port))
MetaFile1.content = MetaXml1
MetaFile1_down.content = MetaXml1
MetaXml2 = MetaXml2.replace('{{BAD_HASH}}', bad_sha256)
MetaXml2 = MetaXml2.replace('{{SRV_HOST}}', srv_host)
MetaXml2 = MetaXml2.replace('{{SRV_PORT}}', str (srv_port))
MetaFile2.content = MetaXml2
# Helper function for hostname, port and digest substitution
def SubstituteServerInfo (text, host, port):
text = text.replace('{{SRV_HOST}}', host)
text = text.replace('{{SRV_PORT}}', str (port))
return text
MetaHTTPRules["SendHeader"] = {
'Link': [ SubstituteServerInfo (LinkHeader, srv_host, srv_port)
for LinkHeader in LinkHeaders ]
}
err = http_test.begin ()
exit (err)
|
