transport: do not list refs if possible
[git/git.git] / t / t5702-protocol-v2.sh
1 #!/bin/sh
2
3 test_description='test git wire-protocol version 2'
4
5 TEST_NO_CREATE_REPO=1
6
7 . ./test-lib.sh
8
9 # Test protocol v2 with 'git://' transport
10 #
11 . "$TEST_DIRECTORY"/lib-git-daemon.sh
12 start_git_daemon --export-all --enable=receive-pack
13 daemon_parent=$GIT_DAEMON_DOCUMENT_ROOT_PATH/parent
14
15 test_expect_success 'create repo to be served by git-daemon' '
16 git init "$daemon_parent" &&
17 test_commit -C "$daemon_parent" one
18 '
19
20 test_expect_success 'list refs with git:// using protocol v2' '
21 test_when_finished "rm -f log" &&
22
23 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
24 ls-remote --symref "$GIT_DAEMON_URL/parent" >actual &&
25
26 # Client requested to use protocol v2
27 grep "git> .*\\\0\\\0version=2\\\0$" log &&
28 # Server responded using protocol v2
29 grep "git< version 2" log &&
30
31 git ls-remote --symref "$GIT_DAEMON_URL/parent" >expect &&
32 test_cmp actual expect
33 '
34
35 test_expect_success 'ref advertisment is filtered with ls-remote using protocol v2' '
36 test_when_finished "rm -f log" &&
37
38 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
39 ls-remote "$GIT_DAEMON_URL/parent" master >actual &&
40
41 cat >expect <<-EOF &&
42 $(git -C "$daemon_parent" rev-parse refs/heads/master)$(printf "\t")refs/heads/master
43 EOF
44
45 test_cmp actual expect
46 '
47
48 test_expect_success 'clone with git:// using protocol v2' '
49 test_when_finished "rm -f log" &&
50
51 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
52 clone "$GIT_DAEMON_URL/parent" daemon_child &&
53
54 git -C daemon_child log -1 --format=%s >actual &&
55 git -C "$daemon_parent" log -1 --format=%s >expect &&
56 test_cmp expect actual &&
57
58 # Client requested to use protocol v2
59 grep "clone> .*\\\0\\\0version=2\\\0$" log &&
60 # Server responded using protocol v2
61 grep "clone< version 2" log
62 '
63
64 test_expect_success 'fetch with git:// using protocol v2' '
65 test_when_finished "rm -f log" &&
66
67 test_commit -C "$daemon_parent" two &&
68
69 GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
70 fetch &&
71
72 git -C daemon_child log -1 --format=%s origin/master >actual &&
73 git -C "$daemon_parent" log -1 --format=%s >expect &&
74 test_cmp expect actual &&
75
76 # Client requested to use protocol v2
77 grep "fetch> .*\\\0\\\0version=2\\\0$" log &&
78 # Server responded using protocol v2
79 grep "fetch< version 2" log
80 '
81
82 test_expect_success 'pull with git:// using protocol v2' '
83 test_when_finished "rm -f log" &&
84
85 GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
86 pull &&
87
88 git -C daemon_child log -1 --format=%s >actual &&
89 git -C "$daemon_parent" log -1 --format=%s >expect &&
90 test_cmp expect actual &&
91
92 # Client requested to use protocol v2
93 grep "fetch> .*\\\0\\\0version=2\\\0$" log &&
94 # Server responded using protocol v2
95 grep "fetch< version 2" log
96 '
97
98 test_expect_success 'push with git:// and a config of v2 does not request v2' '
99 test_when_finished "rm -f log" &&
100
101 # Till v2 for push is designed, make sure that if a client has
102 # protocol.version configured to use v2, that the client instead falls
103 # back and uses v0.
104
105 test_commit -C daemon_child three &&
106
107 # Push to another branch, as the target repository has the
108 # master branch checked out and we cannot push into it.
109 GIT_TRACE_PACKET="$(pwd)/log" git -C daemon_child -c protocol.version=2 \
110 push origin HEAD:client_branch &&
111
112 git -C daemon_child log -1 --format=%s >actual &&
113 git -C "$daemon_parent" log -1 --format=%s client_branch >expect &&
114 test_cmp expect actual &&
115
116 # Client requested to use protocol v2
117 ! grep "push> .*\\\0\\\0version=2\\\0$" log &&
118 # Server responded using protocol v2
119 ! grep "push< version 2" log
120 '
121
122 stop_git_daemon
123
124 # Test protocol v2 with 'file://' transport
125 #
126 test_expect_success 'create repo to be served by file:// transport' '
127 git init file_parent &&
128 test_commit -C file_parent one
129 '
130
131 test_expect_success 'list refs with file:// using protocol v2' '
132 test_when_finished "rm -f log" &&
133
134 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
135 ls-remote --symref "file://$(pwd)/file_parent" >actual &&
136
137 # Server responded using protocol v2
138 grep "git< version 2" log &&
139
140 git ls-remote --symref "file://$(pwd)/file_parent" >expect &&
141 test_cmp actual expect
142 '
143
144 test_expect_success 'ref advertisment is filtered with ls-remote using protocol v2' '
145 test_when_finished "rm -f log" &&
146
147 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
148 ls-remote "file://$(pwd)/file_parent" master >actual &&
149
150 cat >expect <<-EOF &&
151 $(git -C file_parent rev-parse refs/heads/master)$(printf "\t")refs/heads/master
152 EOF
153
154 test_cmp actual expect
155 '
156
157 test_expect_success 'server-options are sent when using ls-remote' '
158 test_when_finished "rm -f log" &&
159
160 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
161 ls-remote -o hello -o world "file://$(pwd)/file_parent" master >actual &&
162
163 cat >expect <<-EOF &&
164 $(git -C file_parent rev-parse refs/heads/master)$(printf "\t")refs/heads/master
165 EOF
166
167 test_cmp actual expect &&
168 grep "server-option=hello" log &&
169 grep "server-option=world" log
170 '
171
172
173 test_expect_success 'clone with file:// using protocol v2' '
174 test_when_finished "rm -f log" &&
175
176 GIT_TRACE_PACKET="$(pwd)/log" git -c protocol.version=2 \
177 clone "file://$(pwd)/file_parent" file_child &&
178
179 git -C file_child log -1 --format=%s >actual &&
180 git -C file_parent log -1 --format=%s >expect &&
181 test_cmp expect actual &&
182
183 # Server responded using protocol v2
184 grep "clone< version 2" log &&
185
186 # Client sent ref-prefixes to filter the ref-advertisement
187 grep "ref-prefix HEAD" log &&
188 grep "ref-prefix refs/heads/" log &&
189 grep "ref-prefix refs/tags/" log
190 '
191
192 test_expect_success 'fetch with file:// using protocol v2' '
193 test_when_finished "rm -f log" &&
194
195 test_commit -C file_parent two &&
196
197 GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
198 fetch origin &&
199
200 git -C file_child log -1 --format=%s origin/master >actual &&
201 git -C file_parent log -1 --format=%s >expect &&
202 test_cmp expect actual &&
203
204 # Server responded using protocol v2
205 grep "fetch< version 2" log
206 '
207
208 test_expect_success 'ref advertisment is filtered during fetch using protocol v2' '
209 test_when_finished "rm -f log" &&
210
211 test_commit -C file_parent three &&
212 git -C file_parent branch unwanted-branch three &&
213
214 GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
215 fetch origin master &&
216
217 git -C file_child log -1 --format=%s origin/master >actual &&
218 git -C file_parent log -1 --format=%s >expect &&
219 test_cmp expect actual &&
220
221 grep "refs/heads/master" log &&
222 ! grep "refs/heads/unwanted-branch" log
223 '
224
225 test_expect_success 'server-options are sent when fetching' '
226 test_when_finished "rm -f log" &&
227
228 test_commit -C file_parent four &&
229
230 GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
231 fetch -o hello -o world origin master &&
232
233 git -C file_child log -1 --format=%s origin/master >actual &&
234 git -C file_parent log -1 --format=%s >expect &&
235 test_cmp expect actual &&
236
237 grep "server-option=hello" log &&
238 grep "server-option=world" log
239 '
240
241 test_expect_success 'upload-pack respects config using protocol v2' '
242 git init server &&
243 write_script server/.git/hook <<-\EOF &&
244 touch hookout
245 "$@"
246 EOF
247 test_commit -C server one &&
248
249 test_config_global uploadpack.packobjectshook ./hook &&
250 test_path_is_missing server/.git/hookout &&
251 git -c protocol.version=2 clone "file://$(pwd)/server" client &&
252 test_path_is_file server/.git/hookout
253 '
254
255 test_expect_success 'setup filter tests' '
256 rm -rf server client &&
257 git init server &&
258
259 # 1 commit to create a file, and 1 commit to modify it
260 test_commit -C server message1 a.txt &&
261 test_commit -C server message2 a.txt &&
262 git -C server config protocol.version 2 &&
263 git -C server config uploadpack.allowfilter 1 &&
264 git -C server config uploadpack.allowanysha1inwant 1 &&
265 git -C server config protocol.version 2
266 '
267
268 test_expect_success 'partial clone' '
269 GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
270 clone --filter=blob:none "file://$(pwd)/server" client &&
271 grep "version 2" trace &&
272
273 # Ensure that the old version of the file is missing
274 git -C client rev-list master --quiet --objects --missing=print \
275 >observed.oids &&
276 grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
277
278 # Ensure that client passes fsck
279 git -C client fsck
280 '
281
282 test_expect_success 'dynamically fetch missing object' '
283 rm "$(pwd)/trace" &&
284 GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
285 cat-file -p $(git -C server rev-parse message1:a.txt) &&
286 grep "version 2" trace
287 '
288
289 test_expect_success 'when dynamically fetching missing object, do not list refs' '
290 ! grep "git> command=ls-refs" trace
291 '
292
293 test_expect_success 'partial fetch' '
294 rm -rf client "$(pwd)/trace" &&
295 git init client &&
296 SERVER="file://$(pwd)/server" &&
297 test_config -C client extensions.partialClone "$SERVER" &&
298
299 GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
300 fetch --filter=blob:none "$SERVER" master:refs/heads/other &&
301 grep "version 2" trace &&
302
303 # Ensure that the old version of the file is missing
304 git -C client rev-list other --quiet --objects --missing=print \
305 >observed.oids &&
306 grep "$(git -C server rev-parse message1:a.txt)" observed.oids &&
307
308 # Ensure that client passes fsck
309 git -C client fsck
310 '
311
312 test_expect_success 'do not advertise filter if not configured to do so' '
313 SERVER="file://$(pwd)/server" &&
314
315 rm "$(pwd)/trace" &&
316 git -C server config uploadpack.allowfilter 1 &&
317 GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
318 ls-remote "$SERVER" &&
319 grep "fetch=.*filter" trace &&
320
321 rm "$(pwd)/trace" &&
322 git -C server config uploadpack.allowfilter 0 &&
323 GIT_TRACE_PACKET="$(pwd)/trace" git -c protocol.version=2 \
324 ls-remote "$SERVER" &&
325 grep "fetch=" trace >fetch_capabilities &&
326 ! grep filter fetch_capabilities
327 '
328
329 test_expect_success 'partial clone warns if filter is not advertised' '
330 rm -rf client &&
331 git -C server config uploadpack.allowfilter 0 &&
332 git -c protocol.version=2 \
333 clone --filter=blob:none "file://$(pwd)/server" client 2>err &&
334 test_i18ngrep "filtering not recognized by server, ignoring" err
335 '
336
337 test_expect_success 'even with handcrafted request, filter does not work if not advertised' '
338 git -C server config uploadpack.allowfilter 0 &&
339
340 # Custom request that tries to filter even though it is not advertised.
341 test-pkt-line pack >in <<-EOF &&
342 command=fetch
343 0001
344 want $(git -C server rev-parse master)
345 filter blob:none
346 0000
347 EOF
348
349 test_must_fail git -C server serve --stateless-rpc <in >/dev/null 2>err &&
350 grep "unexpected line: .filter blob:none." err &&
351
352 # Exercise to ensure that if advertised, filter works
353 git -C server config uploadpack.allowfilter 1 &&
354 git -C server serve --stateless-rpc <in >/dev/null
355 '
356
357 test_expect_success 'default refspec is used to filter ref when fetchcing' '
358 test_when_finished "rm -f log" &&
359
360 GIT_TRACE_PACKET="$(pwd)/log" git -C file_child -c protocol.version=2 \
361 fetch origin &&
362
363 git -C file_child log -1 --format=%s three >actual &&
364 git -C file_parent log -1 --format=%s three >expect &&
365 test_cmp expect actual &&
366
367 grep "ref-prefix refs/heads/" log &&
368 grep "ref-prefix refs/tags/" log
369 '
370
371 test_expect_success 'fetch supports various ways of have lines' '
372 rm -rf server client trace &&
373 git init server &&
374 test_commit -C server dwim &&
375 TREE=$(git -C server rev-parse HEAD^{tree}) &&
376 git -C server tag exact \
377 $(git -C server commit-tree -m a "$TREE") &&
378 git -C server tag dwim-unwanted \
379 $(git -C server commit-tree -m b "$TREE") &&
380 git -C server tag exact-unwanted \
381 $(git -C server commit-tree -m c "$TREE") &&
382 git -C server tag prefix1 \
383 $(git -C server commit-tree -m d "$TREE") &&
384 git -C server tag prefix2 \
385 $(git -C server commit-tree -m e "$TREE") &&
386 git -C server tag fetch-by-sha1 \
387 $(git -C server commit-tree -m f "$TREE") &&
388 git -C server tag completely-unrelated \
389 $(git -C server commit-tree -m g "$TREE") &&
390
391 git init client &&
392 GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
393 fetch "file://$(pwd)/server" \
394 dwim \
395 refs/tags/exact \
396 refs/tags/prefix*:refs/tags/prefix* \
397 "$(git -C server rev-parse fetch-by-sha1)" &&
398
399 # Ensure that the appropriate prefixes are sent (using a sample)
400 grep "fetch> ref-prefix dwim" trace &&
401 grep "fetch> ref-prefix refs/heads/dwim" trace &&
402 grep "fetch> ref-prefix refs/tags/prefix" trace &&
403
404 # Ensure that the correct objects are returned
405 git -C client cat-file -e $(git -C server rev-parse dwim) &&
406 git -C client cat-file -e $(git -C server rev-parse exact) &&
407 git -C client cat-file -e $(git -C server rev-parse prefix1) &&
408 git -C client cat-file -e $(git -C server rev-parse prefix2) &&
409 git -C client cat-file -e $(git -C server rev-parse fetch-by-sha1) &&
410 test_must_fail git -C client cat-file -e \
411 $(git -C server rev-parse dwim-unwanted) &&
412 test_must_fail git -C client cat-file -e \
413 $(git -C server rev-parse exact-unwanted) &&
414 test_must_fail git -C client cat-file -e \
415 $(git -C server rev-parse completely-unrelated)
416 '
417
418 test_expect_success 'fetch supports include-tag and tag following' '
419 rm -rf server client trace &&
420 git init server &&
421
422 test_commit -C server to_fetch &&
423 git -C server tag -a annotated_tag -m message &&
424
425 git init client &&
426 GIT_TRACE_PACKET="$(pwd)/trace" git -C client -c protocol.version=2 \
427 fetch "$(pwd)/server" to_fetch:to_fetch &&
428
429 grep "fetch> ref-prefix to_fetch" trace &&
430 grep "fetch> ref-prefix refs/tags/" trace &&
431 grep "fetch> include-tag" trace &&
432
433 git -C client cat-file -e $(git -C client rev-parse annotated_tag)
434 '
435
436 # Test protocol v2 with 'http://' transport
437 #
438 . "$TEST_DIRECTORY"/lib-httpd.sh
439 start_httpd
440
441 test_expect_success 'create repo to be served by http:// transport' '
442 git init "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" &&
443 git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" config http.receivepack true &&
444 test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" one
445 '
446
447 test_expect_success 'clone with http:// using protocol v2' '
448 test_when_finished "rm -f log" &&
449
450 GIT_TRACE_PACKET="$(pwd)/log" GIT_TRACE_CURL="$(pwd)/log" git -c protocol.version=2 \
451 clone "$HTTPD_URL/smart/http_parent" http_child &&
452
453 git -C http_child log -1 --format=%s >actual &&
454 git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
455 test_cmp expect actual &&
456
457 # Client requested to use protocol v2
458 grep "Git-Protocol: version=2" log &&
459 # Server responded using protocol v2
460 grep "git< version 2" log
461 '
462
463 test_expect_success 'fetch with http:// using protocol v2' '
464 test_when_finished "rm -f log" &&
465
466 test_commit -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" two &&
467
468 GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
469 fetch &&
470
471 git -C http_child log -1 --format=%s origin/master >actual &&
472 git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s >expect &&
473 test_cmp expect actual &&
474
475 # Server responded using protocol v2
476 grep "git< version 2" log
477 '
478
479 test_expect_success 'push with http:// and a config of v2 does not request v2' '
480 test_when_finished "rm -f log" &&
481 # Till v2 for push is designed, make sure that if a client has
482 # protocol.version configured to use v2, that the client instead falls
483 # back and uses v0.
484
485 test_commit -C http_child three &&
486
487 # Push to another branch, as the target repository has the
488 # master branch checked out and we cannot push into it.
489 GIT_TRACE_PACKET="$(pwd)/log" git -C http_child -c protocol.version=2 \
490 push origin HEAD:client_branch &&
491
492 git -C http_child log -1 --format=%s >actual &&
493 git -C "$HTTPD_DOCUMENT_ROOT_PATH/http_parent" log -1 --format=%s client_branch >expect &&
494 test_cmp expect actual &&
495
496 # Client didnt request to use protocol v2
497 ! grep "Git-Protocol: version=2" log &&
498 # Server didnt respond using protocol v2
499 ! grep "git< version 2" log
500 '
501
502
503 stop_httpd
504
505 test_done