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Commit | Line | Data |
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1e4cd68c | 1 | #include "builtin.h" |
fc04c412 | 2 | #include "pack.h" |
8a65ff76 | 3 | #include "refs.h" |
f3a3214e | 4 | #include "pkt-line.h" |
38a81b4e | 5 | #include "sideband.h" |
b1bf95bb | 6 | #include "run-command.h" |
576162a4 | 7 | #include "exec_cmd.h" |
11031d7e JS |
8 | #include "commit.h" |
9 | #include "object.h" | |
d79796bc JH |
10 | #include "remote.h" |
11 | #include "transport.h" | |
da3efdb1 | 12 | #include "string-list.h" |
cff38a5e | 13 | #include "sha1-array.h" |
52fed6e1 | 14 | #include "connected.h" |
ff5effdf | 15 | #include "version.h" |
575f4974 | 16 | |
34263de0 | 17 | static const char receive_pack_usage[] = "git receive-pack <git-dir>"; |
575f4974 | 18 | |
986e8239 | 19 | enum deny_action { |
3d95d92b | 20 | DENY_UNCONFIGURED, |
986e8239 JK |
21 | DENY_IGNORE, |
22 | DENY_WARN, | |
4b05548f | 23 | DENY_REFUSE |
986e8239 JK |
24 | }; |
25 | ||
1b53a076 JH |
26 | static int deny_deletes; |
27 | static int deny_non_fast_forwards; | |
3d95d92b | 28 | static enum deny_action deny_current_branch = DENY_UNCONFIGURED; |
747ca245 | 29 | static enum deny_action deny_delete_current = DENY_UNCONFIGURED; |
dab76d3a JH |
30 | static int receive_fsck_objects = -1; |
31 | static int transfer_fsck_objects = -1; | |
e28714c5 JH |
32 | static int receive_unpack_limit = -1; |
33 | static int transfer_unpack_limit = -1; | |
46732fae | 34 | static int unpack_limit = 100; |
96f1e58f | 35 | static int report_status; |
38a81b4e | 36 | static int use_sideband; |
c207e34f | 37 | static int quiet; |
b74fce16 | 38 | static int prefer_ofs_delta = 1; |
77e3efbf JH |
39 | static int auto_update_server_info; |
40 | static int auto_gc = 1; | |
747ca245 | 41 | static const char *head_name; |
96ec7b1e | 42 | static void *head_name_to_free; |
185c04e0 | 43 | static int sent_capabilities; |
cfee10a7 | 44 | |
986e8239 JK |
45 | static enum deny_action parse_deny_action(const char *var, const char *value) |
46 | { | |
47 | if (value) { | |
48 | if (!strcasecmp(value, "ignore")) | |
49 | return DENY_IGNORE; | |
50 | if (!strcasecmp(value, "warn")) | |
51 | return DENY_WARN; | |
52 | if (!strcasecmp(value, "refuse")) | |
53 | return DENY_REFUSE; | |
54 | } | |
55 | if (git_config_bool(var, value)) | |
56 | return DENY_REFUSE; | |
57 | return DENY_IGNORE; | |
58 | } | |
59 | ||
ef90d6d4 | 60 | static int receive_pack_config(const char *var, const char *value, void *cb) |
6fb75bed | 61 | { |
daebaa78 JH |
62 | int status = parse_hide_refs_config(var, value, "receive"); |
63 | ||
64 | if (status) | |
65 | return status; | |
66 | ||
a240de11 JK |
67 | if (strcmp(var, "receive.denydeletes") == 0) { |
68 | deny_deletes = git_config_bool(var, value); | |
69 | return 0; | |
70 | } | |
71 | ||
e28714c5 | 72 | if (strcmp(var, "receive.denynonfastforwards") == 0) { |
6fb75bed SP |
73 | deny_non_fast_forwards = git_config_bool(var, value); |
74 | return 0; | |
75 | } | |
76 | ||
e28714c5 JH |
77 | if (strcmp(var, "receive.unpacklimit") == 0) { |
78 | receive_unpack_limit = git_config_int(var, value); | |
fc04c412 SP |
79 | return 0; |
80 | } | |
81 | ||
e28714c5 JH |
82 | if (strcmp(var, "transfer.unpacklimit") == 0) { |
83 | transfer_unpack_limit = git_config_int(var, value); | |
84 | return 0; | |
85 | } | |
86 | ||
20dc0016 MK |
87 | if (strcmp(var, "receive.fsckobjects") == 0) { |
88 | receive_fsck_objects = git_config_bool(var, value); | |
89 | return 0; | |
90 | } | |
91 | ||
dab76d3a JH |
92 | if (strcmp(var, "transfer.fsckobjects") == 0) { |
93 | transfer_fsck_objects = git_config_bool(var, value); | |
94 | return 0; | |
95 | } | |
96 | ||
986e8239 JK |
97 | if (!strcmp(var, "receive.denycurrentbranch")) { |
98 | deny_current_branch = parse_deny_action(var, value); | |
99 | return 0; | |
100 | } | |
101 | ||
747ca245 JH |
102 | if (strcmp(var, "receive.denydeletecurrent") == 0) { |
103 | deny_delete_current = parse_deny_action(var, value); | |
104 | return 0; | |
105 | } | |
106 | ||
b74fce16 NP |
107 | if (strcmp(var, "repack.usedeltabaseoffset") == 0) { |
108 | prefer_ofs_delta = git_config_bool(var, value); | |
109 | return 0; | |
110 | } | |
111 | ||
77e3efbf JH |
112 | if (strcmp(var, "receive.updateserverinfo") == 0) { |
113 | auto_update_server_info = git_config_bool(var, value); | |
114 | return 0; | |
115 | } | |
116 | ||
117 | if (strcmp(var, "receive.autogc") == 0) { | |
118 | auto_gc = git_config_bool(var, value); | |
119 | return 0; | |
120 | } | |
121 | ||
ef90d6d4 | 122 | return git_default_config(var, value, cb); |
6fb75bed SP |
123 | } |
124 | ||
bc98201d | 125 | static void show_ref(const char *path, const unsigned char *sha1) |
575f4974 | 126 | { |
daebaa78 JH |
127 | if (ref_is_hidden(path)) |
128 | return; | |
129 | ||
185c04e0 | 130 | if (sent_capabilities) |
cfee10a7 JH |
131 | packet_write(1, "%s %s\n", sha1_to_hex(sha1), path); |
132 | else | |
ff5effdf | 133 | packet_write(1, "%s %s%c%s%s agent=%s\n", |
185c04e0 | 134 | sha1_to_hex(sha1), path, 0, |
c207e34f | 135 | " report-status delete-refs side-band-64k quiet", |
ff5effdf JK |
136 | prefer_ofs_delta ? " ofs-delta" : "", |
137 | git_user_agent_sanitized()); | |
185c04e0 | 138 | sent_capabilities = 1; |
575f4974 LT |
139 | } |
140 | ||
bc98201d | 141 | static int show_ref_cb(const char *path, const unsigned char *sha1, int flag, void *unused) |
6b01ecfe JT |
142 | { |
143 | path = strip_namespace(path); | |
144 | /* | |
145 | * Advertise refs outside our current namespace as ".have" | |
146 | * refs, so that the client can use them to minimize data | |
147 | * transfer but will otherwise ignore them. This happens to | |
148 | * cover ".have" that are thrown in by add_one_alternate_ref() | |
149 | * to mark histories that are complete in our alternates as | |
150 | * well. | |
151 | */ | |
152 | if (!path) | |
153 | path = ".have"; | |
bc98201d MH |
154 | show_ref(path, sha1); |
155 | return 0; | |
6b01ecfe JT |
156 | } |
157 | ||
85f25104 | 158 | static void show_one_alternate_sha1(const unsigned char sha1[20], void *unused) |
b7a025d9 | 159 | { |
85f25104 | 160 | show_ref(".have", sha1); |
b7a025d9 MH |
161 | } |
162 | ||
163 | static void collect_one_alternate_ref(const struct ref *ref, void *data) | |
164 | { | |
165 | struct sha1_array *sa = data; | |
166 | sha1_array_append(sa, ref->old_sha1); | |
6b01ecfe JT |
167 | } |
168 | ||
8a65ff76 | 169 | static void write_head_info(void) |
575f4974 | 170 | { |
b7a025d9 MH |
171 | struct sha1_array sa = SHA1_ARRAY_INIT; |
172 | for_each_alternate_ref(collect_one_alternate_ref, &sa); | |
85f25104 | 173 | sha1_array_for_each_unique(&sa, show_one_alternate_sha1, NULL); |
b7a025d9 | 174 | sha1_array_clear(&sa); |
6b01ecfe | 175 | for_each_ref(show_ref_cb, NULL); |
185c04e0 | 176 | if (!sent_capabilities) |
bc98201d | 177 | show_ref("capabilities^{}", null_sha1); |
cfee10a7 | 178 | |
b7a025d9 MH |
179 | /* EOF */ |
180 | packet_flush(1); | |
575f4974 LT |
181 | } |
182 | ||
eb1af2df LT |
183 | struct command { |
184 | struct command *next; | |
cfee10a7 | 185 | const char *error_string; |
160b81ed PYH |
186 | unsigned int skip_update:1, |
187 | did_not_exist:1; | |
eb1af2df LT |
188 | unsigned char old_sha1[20]; |
189 | unsigned char new_sha1[20]; | |
8f1d2e6f | 190 | char ref_name[FLEX_ARRAY]; /* more */ |
575f4974 LT |
191 | }; |
192 | ||
466dbc42 SP |
193 | static void rp_error(const char *err, ...) __attribute__((format (printf, 1, 2))); |
194 | static void rp_warning(const char *err, ...) __attribute__((format (printf, 1, 2))); | |
195 | ||
196 | static void report_message(const char *prefix, const char *err, va_list params) | |
197 | { | |
198 | int sz = strlen(prefix); | |
199 | char msg[4096]; | |
200 | ||
201 | strncpy(msg, prefix, sz); | |
202 | sz += vsnprintf(msg + sz, sizeof(msg) - sz, err, params); | |
203 | if (sz > (sizeof(msg) - 1)) | |
204 | sz = sizeof(msg) - 1; | |
205 | msg[sz++] = '\n'; | |
206 | ||
207 | if (use_sideband) | |
208 | send_sideband(1, 2, msg, sz, use_sideband); | |
209 | else | |
210 | xwrite(2, msg, sz); | |
211 | } | |
212 | ||
213 | static void rp_warning(const char *err, ...) | |
214 | { | |
215 | va_list params; | |
216 | va_start(params, err); | |
217 | report_message("warning: ", err, params); | |
218 | va_end(params); | |
219 | } | |
220 | ||
221 | static void rp_error(const char *err, ...) | |
222 | { | |
223 | va_list params; | |
224 | va_start(params, err); | |
225 | report_message("error: ", err, params); | |
226 | va_end(params); | |
227 | } | |
228 | ||
6d525d38 SP |
229 | static int copy_to_sideband(int in, int out, void *arg) |
230 | { | |
231 | char data[128]; | |
232 | while (1) { | |
233 | ssize_t sz = xread(in, data, sizeof(data)); | |
234 | if (sz <= 0) | |
235 | break; | |
236 | send_sideband(1, 2, data, sz, use_sideband); | |
237 | } | |
238 | close(in); | |
239 | return 0; | |
240 | } | |
241 | ||
9684e44a JH |
242 | typedef int (*feed_fn)(void *, const char **, size_t *); |
243 | static int run_and_feed_hook(const char *hook_name, feed_fn feed, void *feed_state) | |
b1bf95bb | 244 | { |
f43cd49f | 245 | struct child_process proc; |
6d525d38 | 246 | struct async muxer; |
f43cd49f | 247 | const char *argv[2]; |
9684e44a | 248 | int code; |
b1bf95bb | 249 | |
5a7da2dc AS |
250 | argv[0] = find_hook(hook_name); |
251 | if (!argv[0]) | |
b1bf95bb | 252 | return 0; |
c8dd2771 | 253 | |
f43cd49f SP |
254 | argv[1] = NULL; |
255 | ||
256 | memset(&proc, 0, sizeof(proc)); | |
257 | proc.argv = argv; | |
258 | proc.in = -1; | |
259 | proc.stdout_to_stderr = 1; | |
260 | ||
6d525d38 SP |
261 | if (use_sideband) { |
262 | memset(&muxer, 0, sizeof(muxer)); | |
263 | muxer.proc = copy_to_sideband; | |
264 | muxer.in = -1; | |
265 | code = start_async(&muxer); | |
266 | if (code) | |
267 | return code; | |
268 | proc.err = muxer.in; | |
269 | } | |
270 | ||
f43cd49f | 271 | code = start_command(&proc); |
6d525d38 SP |
272 | if (code) { |
273 | if (use_sideband) | |
274 | finish_async(&muxer); | |
90e41a89 | 275 | return code; |
6d525d38 SP |
276 | } |
277 | ||
9684e44a JH |
278 | while (1) { |
279 | const char *buf; | |
280 | size_t n; | |
281 | if (feed(feed_state, &buf, &n)) | |
282 | break; | |
283 | if (write_in_full(proc.in, buf, n) != n) | |
284 | break; | |
c8dd2771 | 285 | } |
e72ae288 | 286 | close(proc.in); |
6d525d38 SP |
287 | if (use_sideband) |
288 | finish_async(&muxer); | |
90e41a89 | 289 | return finish_command(&proc); |
b1bf95bb JW |
290 | } |
291 | ||
9684e44a JH |
292 | struct receive_hook_feed_state { |
293 | struct command *cmd; | |
cdc2b2f3 | 294 | int skip_broken; |
9684e44a JH |
295 | struct strbuf buf; |
296 | }; | |
297 | ||
298 | static int feed_receive_hook(void *state_, const char **bufp, size_t *sizep) | |
299 | { | |
300 | struct receive_hook_feed_state *state = state_; | |
301 | struct command *cmd = state->cmd; | |
302 | ||
cdc2b2f3 JH |
303 | while (cmd && |
304 | state->skip_broken && (cmd->error_string || cmd->did_not_exist)) | |
9684e44a JH |
305 | cmd = cmd->next; |
306 | if (!cmd) | |
307 | return -1; /* EOF */ | |
308 | strbuf_reset(&state->buf); | |
309 | strbuf_addf(&state->buf, "%s %s %s\n", | |
310 | sha1_to_hex(cmd->old_sha1), sha1_to_hex(cmd->new_sha1), | |
311 | cmd->ref_name); | |
312 | state->cmd = cmd->next; | |
313 | if (bufp) { | |
314 | *bufp = state->buf.buf; | |
315 | *sizep = state->buf.len; | |
316 | } | |
317 | return 0; | |
318 | } | |
319 | ||
cdc2b2f3 JH |
320 | static int run_receive_hook(struct command *commands, const char *hook_name, |
321 | int skip_broken) | |
9684e44a JH |
322 | { |
323 | struct receive_hook_feed_state state; | |
324 | int status; | |
325 | ||
326 | strbuf_init(&state.buf, 0); | |
327 | state.cmd = commands; | |
cdc2b2f3 | 328 | state.skip_broken = skip_broken; |
9684e44a JH |
329 | if (feed_receive_hook(&state, NULL, NULL)) |
330 | return 0; | |
331 | state.cmd = commands; | |
332 | status = run_and_feed_hook(hook_name, feed_receive_hook, &state); | |
333 | strbuf_release(&state.buf); | |
334 | return status; | |
335 | } | |
336 | ||
1d9e8b56 SP |
337 | static int run_update_hook(struct command *cmd) |
338 | { | |
1d9e8b56 | 339 | const char *argv[5]; |
6d525d38 SP |
340 | struct child_process proc; |
341 | int code; | |
1d9e8b56 | 342 | |
5a7da2dc AS |
343 | argv[0] = find_hook("update"); |
344 | if (!argv[0]) | |
1d9e8b56 SP |
345 | return 0; |
346 | ||
1d9e8b56 SP |
347 | argv[1] = cmd->ref_name; |
348 | argv[2] = sha1_to_hex(cmd->old_sha1); | |
349 | argv[3] = sha1_to_hex(cmd->new_sha1); | |
350 | argv[4] = NULL; | |
351 | ||
6d525d38 SP |
352 | memset(&proc, 0, sizeof(proc)); |
353 | proc.no_stdin = 1; | |
354 | proc.stdout_to_stderr = 1; | |
355 | proc.err = use_sideband ? -1 : 0; | |
356 | proc.argv = argv; | |
357 | ||
358 | code = start_command(&proc); | |
359 | if (code) | |
360 | return code; | |
361 | if (use_sideband) | |
362 | copy_to_sideband(proc.err, -1, NULL); | |
363 | return finish_command(&proc); | |
1d9e8b56 SP |
364 | } |
365 | ||
986e8239 JK |
366 | static int is_ref_checked_out(const char *ref) |
367 | { | |
986e8239 JK |
368 | if (is_bare_repository()) |
369 | return 0; | |
370 | ||
747ca245 | 371 | if (!head_name) |
986e8239 | 372 | return 0; |
747ca245 | 373 | return !strcmp(head_name, ref); |
986e8239 JK |
374 | } |
375 | ||
acd2a45b JH |
376 | static char *refuse_unconfigured_deny_msg[] = { |
377 | "By default, updating the current branch in a non-bare repository", | |
378 | "is denied, because it will make the index and work tree inconsistent", | |
379 | "with what you pushed, and will require 'git reset --hard' to match", | |
380 | "the work tree to HEAD.", | |
3d95d92b JH |
381 | "", |
382 | "You can set 'receive.denyCurrentBranch' configuration variable to", | |
acd2a45b JH |
383 | "'ignore' or 'warn' in the remote repository to allow pushing into", |
384 | "its current branch; however, this is not recommended unless you", | |
385 | "arranged to update its work tree to match what you pushed in some", | |
386 | "other way.", | |
3d95d92b | 387 | "", |
acd2a45b JH |
388 | "To squelch this message and still keep the default behaviour, set", |
389 | "'receive.denyCurrentBranch' configuration variable to 'refuse'." | |
3d95d92b JH |
390 | }; |
391 | ||
acd2a45b | 392 | static void refuse_unconfigured_deny(void) |
3d95d92b JH |
393 | { |
394 | int i; | |
acd2a45b | 395 | for (i = 0; i < ARRAY_SIZE(refuse_unconfigured_deny_msg); i++) |
a886ba28 | 396 | rp_error("%s", refuse_unconfigured_deny_msg[i]); |
3d95d92b JH |
397 | } |
398 | ||
375881fa JH |
399 | static char *refuse_unconfigured_deny_delete_current_msg[] = { |
400 | "By default, deleting the current branch is denied, because the next", | |
401 | "'git clone' won't result in any file checked out, causing confusion.", | |
747ca245 JH |
402 | "", |
403 | "You can set 'receive.denyDeleteCurrent' configuration variable to", | |
375881fa JH |
404 | "'warn' or 'ignore' in the remote repository to allow deleting the", |
405 | "current branch, with or without a warning message.", | |
747ca245 | 406 | "", |
375881fa | 407 | "To squelch this message, you can set it to 'refuse'." |
747ca245 JH |
408 | }; |
409 | ||
375881fa | 410 | static void refuse_unconfigured_deny_delete_current(void) |
747ca245 JH |
411 | { |
412 | int i; | |
413 | for (i = 0; | |
375881fa | 414 | i < ARRAY_SIZE(refuse_unconfigured_deny_delete_current_msg); |
747ca245 | 415 | i++) |
a886ba28 | 416 | rp_error("%s", refuse_unconfigured_deny_delete_current_msg[i]); |
747ca245 JH |
417 | } |
418 | ||
8aaf7d64 | 419 | static const char *update(struct command *cmd) |
2eca23da | 420 | { |
cfee10a7 | 421 | const char *name = cmd->ref_name; |
6b01ecfe JT |
422 | struct strbuf namespaced_name_buf = STRBUF_INIT; |
423 | const char *namespaced_name; | |
cfee10a7 JH |
424 | unsigned char *old_sha1 = cmd->old_sha1; |
425 | unsigned char *new_sha1 = cmd->new_sha1; | |
3159c8dc | 426 | struct ref_lock *lock; |
2eca23da | 427 | |
061d6b9a | 428 | /* only refs/... are allowed */ |
8d9c5010 | 429 | if (prefixcmp(name, "refs/") || check_refname_format(name + 5, 0)) { |
466dbc42 | 430 | rp_error("refusing to create funny ref '%s' remotely", name); |
8aaf7d64 | 431 | return "funny refname"; |
cfee10a7 | 432 | } |
d8a1deec | 433 | |
6b01ecfe JT |
434 | strbuf_addf(&namespaced_name_buf, "%s%s", get_git_namespace(), name); |
435 | namespaced_name = strbuf_detach(&namespaced_name_buf, NULL); | |
436 | ||
437 | if (is_ref_checked_out(namespaced_name)) { | |
3d95d92b JH |
438 | switch (deny_current_branch) { |
439 | case DENY_IGNORE: | |
986e8239 | 440 | break; |
3d95d92b | 441 | case DENY_WARN: |
466dbc42 | 442 | rp_warning("updating the current branch"); |
986e8239 | 443 | break; |
3d95d92b | 444 | case DENY_REFUSE: |
acd2a45b | 445 | case DENY_UNCONFIGURED: |
466dbc42 | 446 | rp_error("refusing to update checked out branch: %s", name); |
acd2a45b JH |
447 | if (deny_current_branch == DENY_UNCONFIGURED) |
448 | refuse_unconfigured_deny(); | |
3d95d92b JH |
449 | return "branch is currently checked out"; |
450 | } | |
986e8239 JK |
451 | } |
452 | ||
d4f694ba | 453 | if (!is_null_sha1(new_sha1) && !has_sha1_file(new_sha1)) { |
8aaf7d64 SP |
454 | error("unpack should have generated %s, " |
455 | "but I can't find it!", sha1_to_hex(new_sha1)); | |
456 | return "bad pack"; | |
cfee10a7 | 457 | } |
747ca245 JH |
458 | |
459 | if (!is_null_sha1(old_sha1) && is_null_sha1(new_sha1)) { | |
460 | if (deny_deletes && !prefixcmp(name, "refs/heads/")) { | |
466dbc42 | 461 | rp_error("denying ref deletion for %s", name); |
747ca245 JH |
462 | return "deletion prohibited"; |
463 | } | |
464 | ||
6b01ecfe | 465 | if (!strcmp(namespaced_name, head_name)) { |
747ca245 JH |
466 | switch (deny_delete_current) { |
467 | case DENY_IGNORE: | |
468 | break; | |
469 | case DENY_WARN: | |
466dbc42 | 470 | rp_warning("deleting the current branch"); |
747ca245 JH |
471 | break; |
472 | case DENY_REFUSE: | |
375881fa JH |
473 | case DENY_UNCONFIGURED: |
474 | if (deny_delete_current == DENY_UNCONFIGURED) | |
475 | refuse_unconfigured_deny_delete_current(); | |
466dbc42 | 476 | rp_error("refusing to delete the current branch: %s", name); |
747ca245 JH |
477 | return "deletion of the current branch prohibited"; |
478 | } | |
479 | } | |
a240de11 | 480 | } |
747ca245 | 481 | |
d4f694ba | 482 | if (deny_non_fast_forwards && !is_null_sha1(new_sha1) && |
ba988a83 | 483 | !is_null_sha1(old_sha1) && |
cc44c765 | 484 | !prefixcmp(name, "refs/heads/")) { |
eab82707 | 485 | struct object *old_object, *new_object; |
11031d7e | 486 | struct commit *old_commit, *new_commit; |
11031d7e | 487 | |
eab82707 MK |
488 | old_object = parse_object(old_sha1); |
489 | new_object = parse_object(new_sha1); | |
490 | ||
491 | if (!old_object || !new_object || | |
492 | old_object->type != OBJ_COMMIT || | |
493 | new_object->type != OBJ_COMMIT) { | |
494 | error("bad sha1 objects for %s", name); | |
495 | return "bad ref"; | |
496 | } | |
497 | old_commit = (struct commit *)old_object; | |
498 | new_commit = (struct commit *)new_object; | |
5d55915c | 499 | if (!in_merge_bases(old_commit, new_commit)) { |
466dbc42 SP |
500 | rp_error("denying non-fast-forward %s" |
501 | " (you should pull first)", name); | |
a75d7b54 | 502 | return "non-fast-forward"; |
8aaf7d64 | 503 | } |
11031d7e | 504 | } |
1d9e8b56 | 505 | if (run_update_hook(cmd)) { |
466dbc42 | 506 | rp_error("hook declined to update %s", name); |
8aaf7d64 | 507 | return "hook declined"; |
b1bf95bb | 508 | } |
3159c8dc | 509 | |
d4f694ba | 510 | if (is_null_sha1(new_sha1)) { |
28391a80 | 511 | if (!parse_object(old_sha1)) { |
28391a80 | 512 | old_sha1 = NULL; |
160b81ed PYH |
513 | if (ref_exists(name)) { |
514 | rp_warning("Allowing deletion of corrupt ref."); | |
515 | } else { | |
516 | rp_warning("Deleting a non-existent ref."); | |
517 | cmd->did_not_exist = 1; | |
518 | } | |
28391a80 | 519 | } |
6b01ecfe | 520 | if (delete_ref(namespaced_name, old_sha1, 0)) { |
466dbc42 | 521 | rp_error("failed to delete %s", name); |
8aaf7d64 | 522 | return "failed to delete"; |
d4f694ba | 523 | } |
8aaf7d64 | 524 | return NULL; /* good */ |
d4f694ba JH |
525 | } |
526 | else { | |
6b01ecfe | 527 | lock = lock_any_ref_for_update(namespaced_name, old_sha1, 0); |
d4f694ba | 528 | if (!lock) { |
466dbc42 | 529 | rp_error("failed to lock %s", name); |
8aaf7d64 | 530 | return "failed to lock"; |
d4f694ba | 531 | } |
ef203f08 | 532 | if (write_ref_sha1(lock, new_sha1, "push")) { |
8aaf7d64 | 533 | return "failed to write"; /* error() already called */ |
ef203f08 | 534 | } |
8aaf7d64 | 535 | return NULL; /* good */ |
19614330 | 536 | } |
2eca23da LT |
537 | } |
538 | ||
5e1c71fd | 539 | static void run_update_post_hook(struct command *commands) |
19614330 | 540 | { |
5e1c71fd | 541 | struct command *cmd; |
6d525d38 | 542 | int argc; |
9201c707 | 543 | const char **argv; |
6d525d38 | 544 | struct child_process proc; |
5a7da2dc | 545 | char *hook; |
19614330 | 546 | |
5a7da2dc | 547 | hook = find_hook("post-update"); |
5e1c71fd | 548 | for (argc = 0, cmd = commands; cmd; cmd = cmd->next) { |
160b81ed | 549 | if (cmd->error_string || cmd->did_not_exist) |
19614330 JH |
550 | continue; |
551 | argc++; | |
552 | } | |
5a7da2dc | 553 | if (!argc || !hook) |
3e6e152c | 554 | return; |
5a7da2dc | 555 | |
3e6e152c | 556 | argv = xmalloc(sizeof(*argv) * (2 + argc)); |
5a7da2dc | 557 | argv[0] = hook; |
19614330 | 558 | |
5e1c71fd | 559 | for (argc = 1, cmd = commands; cmd; cmd = cmd->next) { |
9201c707 | 560 | char *p; |
160b81ed | 561 | if (cmd->error_string || cmd->did_not_exist) |
19614330 | 562 | continue; |
5e1c71fd JS |
563 | p = xmalloc(strlen(cmd->ref_name) + 1); |
564 | strcpy(p, cmd->ref_name); | |
9201c707 | 565 | argv[argc] = p; |
19614330 JH |
566 | argc++; |
567 | } | |
568 | argv[argc] = NULL; | |
6d525d38 SP |
569 | |
570 | memset(&proc, 0, sizeof(proc)); | |
571 | proc.no_stdin = 1; | |
572 | proc.stdout_to_stderr = 1; | |
573 | proc.err = use_sideband ? -1 : 0; | |
574 | proc.argv = argv; | |
575 | ||
576 | if (!start_command(&proc)) { | |
577 | if (use_sideband) | |
578 | copy_to_sideband(proc.err, -1, NULL); | |
579 | finish_command(&proc); | |
580 | } | |
19614330 | 581 | } |
2eca23da | 582 | |
da3efdb1 JS |
583 | static void check_aliased_update(struct command *cmd, struct string_list *list) |
584 | { | |
6b01ecfe JT |
585 | struct strbuf buf = STRBUF_INIT; |
586 | const char *dst_name; | |
da3efdb1 JS |
587 | struct string_list_item *item; |
588 | struct command *dst_cmd; | |
589 | unsigned char sha1[20]; | |
590 | char cmd_oldh[41], cmd_newh[41], dst_oldh[41], dst_newh[41]; | |
591 | int flag; | |
592 | ||
6b01ecfe | 593 | strbuf_addf(&buf, "%s%s", get_git_namespace(), cmd->ref_name); |
8cad4744 | 594 | dst_name = resolve_ref_unsafe(buf.buf, sha1, 0, &flag); |
6b01ecfe | 595 | strbuf_release(&buf); |
da3efdb1 JS |
596 | |
597 | if (!(flag & REF_ISSYMREF)) | |
598 | return; | |
599 | ||
6b01ecfe JT |
600 | dst_name = strip_namespace(dst_name); |
601 | if (!dst_name) { | |
602 | rp_error("refusing update to broken symref '%s'", cmd->ref_name); | |
603 | cmd->skip_update = 1; | |
604 | cmd->error_string = "broken symref"; | |
605 | return; | |
606 | } | |
607 | ||
e8c8b713 | 608 | if ((item = string_list_lookup(list, dst_name)) == NULL) |
da3efdb1 JS |
609 | return; |
610 | ||
611 | cmd->skip_update = 1; | |
612 | ||
613 | dst_cmd = (struct command *) item->util; | |
614 | ||
615 | if (!hashcmp(cmd->old_sha1, dst_cmd->old_sha1) && | |
616 | !hashcmp(cmd->new_sha1, dst_cmd->new_sha1)) | |
617 | return; | |
618 | ||
619 | dst_cmd->skip_update = 1; | |
620 | ||
621 | strcpy(cmd_oldh, find_unique_abbrev(cmd->old_sha1, DEFAULT_ABBREV)); | |
0e71bc30 | 622 | strcpy(cmd_newh, find_unique_abbrev(cmd->new_sha1, DEFAULT_ABBREV)); |
da3efdb1 | 623 | strcpy(dst_oldh, find_unique_abbrev(dst_cmd->old_sha1, DEFAULT_ABBREV)); |
0e71bc30 | 624 | strcpy(dst_newh, find_unique_abbrev(dst_cmd->new_sha1, DEFAULT_ABBREV)); |
da3efdb1 JS |
625 | rp_error("refusing inconsistent update between symref '%s' (%s..%s) and" |
626 | " its target '%s' (%s..%s)", | |
627 | cmd->ref_name, cmd_oldh, cmd_newh, | |
628 | dst_cmd->ref_name, dst_oldh, dst_newh); | |
629 | ||
630 | cmd->error_string = dst_cmd->error_string = | |
631 | "inconsistent aliased update"; | |
632 | } | |
633 | ||
634 | static void check_aliased_updates(struct command *commands) | |
635 | { | |
636 | struct command *cmd; | |
183113a5 | 637 | struct string_list ref_list = STRING_LIST_INIT_NODUP; |
da3efdb1 JS |
638 | |
639 | for (cmd = commands; cmd; cmd = cmd->next) { | |
640 | struct string_list_item *item = | |
1d2f80fa | 641 | string_list_append(&ref_list, cmd->ref_name); |
da3efdb1 JS |
642 | item->util = (void *)cmd; |
643 | } | |
644 | sort_string_list(&ref_list); | |
645 | ||
ef7e93d9 CB |
646 | for (cmd = commands; cmd; cmd = cmd->next) { |
647 | if (!cmd->error_string) | |
648 | check_aliased_update(cmd, &ref_list); | |
649 | } | |
da3efdb1 JS |
650 | |
651 | string_list_clear(&ref_list, 0); | |
652 | } | |
653 | ||
52fed6e1 JH |
654 | static int command_singleton_iterator(void *cb_data, unsigned char sha1[20]) |
655 | { | |
656 | struct command **cmd_list = cb_data; | |
657 | struct command *cmd = *cmd_list; | |
658 | ||
ee6dfb2d | 659 | if (!cmd || is_null_sha1(cmd->new_sha1)) |
52fed6e1 JH |
660 | return -1; /* end of list */ |
661 | *cmd_list = NULL; /* this returns only one */ | |
662 | hashcpy(sha1, cmd->new_sha1); | |
663 | return 0; | |
664 | } | |
665 | ||
666 | static void set_connectivity_errors(struct command *commands) | |
667 | { | |
668 | struct command *cmd; | |
669 | ||
670 | for (cmd = commands; cmd; cmd = cmd->next) { | |
671 | struct command *singleton = cmd; | |
672 | if (!check_everything_connected(command_singleton_iterator, | |
673 | 0, &singleton)) | |
674 | continue; | |
675 | cmd->error_string = "missing necessary objects"; | |
676 | } | |
677 | } | |
678 | ||
679 | static int iterate_receive_command_list(void *cb_data, unsigned char sha1[20]) | |
680 | { | |
681 | struct command **cmd_list = cb_data; | |
682 | struct command *cmd = *cmd_list; | |
683 | ||
ee6dfb2d JH |
684 | while (cmd) { |
685 | if (!is_null_sha1(cmd->new_sha1)) { | |
686 | hashcpy(sha1, cmd->new_sha1); | |
687 | *cmd_list = cmd->next; | |
688 | return 0; | |
689 | } | |
690 | cmd = cmd->next; | |
691 | } | |
692 | *cmd_list = NULL; | |
693 | return -1; /* end of list */ | |
52fed6e1 JH |
694 | } |
695 | ||
daebaa78 JH |
696 | static void reject_updates_to_hidden(struct command *commands) |
697 | { | |
698 | struct command *cmd; | |
699 | ||
700 | for (cmd = commands; cmd; cmd = cmd->next) { | |
701 | if (cmd->error_string || !ref_is_hidden(cmd->ref_name)) | |
702 | continue; | |
703 | if (is_null_sha1(cmd->new_sha1)) | |
704 | cmd->error_string = "deny deleting a hidden ref"; | |
705 | else | |
706 | cmd->error_string = "deny updating a hidden ref"; | |
707 | } | |
708 | } | |
709 | ||
5e1c71fd | 710 | static void execute_commands(struct command *commands, const char *unpacker_error) |
575f4974 | 711 | { |
5e1c71fd | 712 | struct command *cmd; |
747ca245 | 713 | unsigned char sha1[20]; |
8aaf7d64 SP |
714 | |
715 | if (unpacker_error) { | |
5e1c71fd | 716 | for (cmd = commands; cmd; cmd = cmd->next) |
74eb32d3 | 717 | cmd->error_string = "unpacker error"; |
8aaf7d64 SP |
718 | return; |
719 | } | |
720 | ||
52fed6e1 JH |
721 | cmd = commands; |
722 | if (check_everything_connected(iterate_receive_command_list, | |
723 | 0, &cmd)) | |
724 | set_connectivity_errors(commands); | |
725 | ||
daebaa78 JH |
726 | reject_updates_to_hidden(commands); |
727 | ||
5a7da2dc | 728 | if (run_receive_hook(commands, "pre-receive", 0)) { |
ef7e93d9 CB |
729 | for (cmd = commands; cmd; cmd = cmd->next) { |
730 | if (!cmd->error_string) | |
731 | cmd->error_string = "pre-receive hook declined"; | |
732 | } | |
05ef58ec SP |
733 | return; |
734 | } | |
735 | ||
da3efdb1 JS |
736 | check_aliased_updates(commands); |
737 | ||
96ec7b1e NTND |
738 | free(head_name_to_free); |
739 | head_name = head_name_to_free = resolve_refdup("HEAD", sha1, 0, NULL); | |
747ca245 | 740 | |
ef7e93d9 CB |
741 | for (cmd = commands; cmd; cmd = cmd->next) { |
742 | if (cmd->error_string) | |
743 | continue; | |
744 | ||
745 | if (cmd->skip_update) | |
746 | continue; | |
747 | ||
748 | cmd->error_string = update(cmd); | |
749 | } | |
575f4974 LT |
750 | } |
751 | ||
5e1c71fd | 752 | static struct command *read_head_info(void) |
575f4974 | 753 | { |
5e1c71fd | 754 | struct command *commands = NULL; |
eb1af2df | 755 | struct command **p = &commands; |
575f4974 LT |
756 | for (;;) { |
757 | static char line[1000]; | |
eb1af2df LT |
758 | unsigned char old_sha1[20], new_sha1[20]; |
759 | struct command *cmd; | |
cfee10a7 JH |
760 | char *refname; |
761 | int len, reflen; | |
eb1af2df LT |
762 | |
763 | len = packet_read_line(0, line, sizeof(line)); | |
575f4974 LT |
764 | if (!len) |
765 | break; | |
eb1af2df LT |
766 | if (len < 83 || |
767 | line[40] != ' ' || | |
768 | line[81] != ' ' || | |
769 | get_sha1_hex(line, old_sha1) || | |
770 | get_sha1_hex(line + 41, new_sha1)) | |
cfee10a7 JH |
771 | die("protocol error: expected old/new/ref, got '%s'", |
772 | line); | |
773 | ||
774 | refname = line + 82; | |
775 | reflen = strlen(refname); | |
776 | if (reflen + 82 < len) { | |
f47182c8 JH |
777 | const char *feature_list = refname + reflen + 1; |
778 | if (parse_feature_request(feature_list, "report-status")) | |
cfee10a7 | 779 | report_status = 1; |
f47182c8 | 780 | if (parse_feature_request(feature_list, "side-band-64k")) |
38a81b4e | 781 | use_sideband = LARGE_PACKET_MAX; |
c207e34f CB |
782 | if (parse_feature_request(feature_list, "quiet")) |
783 | quiet = 1; | |
cfee10a7 | 784 | } |
da3efdb1 | 785 | cmd = xcalloc(1, sizeof(struct command) + len - 80); |
e702496e SP |
786 | hashcpy(cmd->old_sha1, old_sha1); |
787 | hashcpy(cmd->new_sha1, new_sha1); | |
eb1af2df | 788 | memcpy(cmd->ref_name, line + 82, len - 81); |
eb1af2df LT |
789 | *p = cmd; |
790 | p = &cmd->next; | |
575f4974 | 791 | } |
5e1c71fd | 792 | return commands; |
575f4974 LT |
793 | } |
794 | ||
fc04c412 SP |
795 | static const char *parse_pack_header(struct pack_header *hdr) |
796 | { | |
a69e5429 JH |
797 | switch (read_pack_header(0, hdr)) { |
798 | case PH_ERROR_EOF: | |
799 | return "eof before pack header was fully read"; | |
800 | ||
801 | case PH_ERROR_PACK_SIGNATURE: | |
fc04c412 | 802 | return "protocol error (pack signature mismatch detected)"; |
a69e5429 JH |
803 | |
804 | case PH_ERROR_PROTOCOL: | |
fc04c412 | 805 | return "protocol error (pack version unsupported)"; |
a69e5429 JH |
806 | |
807 | default: | |
808 | return "unknown error in parse_pack_header"; | |
809 | ||
810 | case 0: | |
811 | return NULL; | |
812 | } | |
fc04c412 SP |
813 | } |
814 | ||
576162a4 NP |
815 | static const char *pack_lockfile; |
816 | ||
a22e6f85 | 817 | static const char *unpack(int err_fd) |
575f4974 | 818 | { |
fc04c412 SP |
819 | struct pack_header hdr; |
820 | const char *hdr_err; | |
821 | char hdr_arg[38]; | |
dab76d3a JH |
822 | int fsck_objects = (receive_fsck_objects >= 0 |
823 | ? receive_fsck_objects | |
824 | : transfer_fsck_objects >= 0 | |
825 | ? transfer_fsck_objects | |
826 | : 0); | |
fc04c412 SP |
827 | |
828 | hdr_err = parse_pack_header(&hdr); | |
829 | if (hdr_err) | |
830 | return hdr_err; | |
6e1c2344 RJ |
831 | snprintf(hdr_arg, sizeof(hdr_arg), |
832 | "--pack_header=%"PRIu32",%"PRIu32, | |
fc04c412 SP |
833 | ntohl(hdr.hdr_version), ntohl(hdr.hdr_entries)); |
834 | ||
835 | if (ntohl(hdr.hdr_entries) < unpack_limit) { | |
20dc0016 | 836 | int code, i = 0; |
59bfdfb8 | 837 | struct child_process child; |
c207e34f | 838 | const char *unpacker[5]; |
20dc0016 | 839 | unpacker[i++] = "unpack-objects"; |
c207e34f CB |
840 | if (quiet) |
841 | unpacker[i++] = "-q"; | |
dab76d3a | 842 | if (fsck_objects) |
20dc0016 MK |
843 | unpacker[i++] = "--strict"; |
844 | unpacker[i++] = hdr_arg; | |
845 | unpacker[i++] = NULL; | |
59bfdfb8 JK |
846 | memset(&child, 0, sizeof(child)); |
847 | child.argv = unpacker; | |
848 | child.no_stdout = 1; | |
a22e6f85 | 849 | child.err = err_fd; |
59bfdfb8 JK |
850 | child.git_cmd = 1; |
851 | code = run_command(&child); | |
2ff4d1ab | 852 | if (!code) |
fc04c412 | 853 | return NULL; |
2ff4d1ab | 854 | return "unpack-objects abnormal exit"; |
576162a4 | 855 | } else { |
20dc0016 MK |
856 | const char *keeper[7]; |
857 | int s, status, i = 0; | |
576162a4 | 858 | char keep_arg[256]; |
e8016abf | 859 | struct child_process ip; |
576162a4 | 860 | |
85e72830 | 861 | s = sprintf(keep_arg, "--keep=receive-pack %"PRIuMAX" on ", (uintmax_t) getpid()); |
576162a4 NP |
862 | if (gethostname(keep_arg + s, sizeof(keep_arg) - s)) |
863 | strcpy(keep_arg + s, "localhost"); | |
864 | ||
20dc0016 MK |
865 | keeper[i++] = "index-pack"; |
866 | keeper[i++] = "--stdin"; | |
dab76d3a | 867 | if (fsck_objects) |
20dc0016 MK |
868 | keeper[i++] = "--strict"; |
869 | keeper[i++] = "--fix-thin"; | |
870 | keeper[i++] = hdr_arg; | |
871 | keeper[i++] = keep_arg; | |
872 | keeper[i++] = NULL; | |
e8016abf SP |
873 | memset(&ip, 0, sizeof(ip)); |
874 | ip.argv = keeper; | |
875 | ip.out = -1; | |
a22e6f85 | 876 | ip.err = err_fd; |
e8016abf | 877 | ip.git_cmd = 1; |
2ff4d1ab JS |
878 | status = start_command(&ip); |
879 | if (status) { | |
576162a4 | 880 | return "index-pack fork failed"; |
2ff4d1ab | 881 | } |
106764e6 | 882 | pack_lockfile = index_pack_lockfile(ip.out); |
e72ae288 | 883 | close(ip.out); |
e8016abf SP |
884 | status = finish_command(&ip); |
885 | if (!status) { | |
576162a4 NP |
886 | reprepare_packed_git(); |
887 | return NULL; | |
888 | } | |
889 | return "index-pack abnormal exit"; | |
cfee10a7 JH |
890 | } |
891 | } | |
892 | ||
a22e6f85 JK |
893 | static const char *unpack_with_sideband(void) |
894 | { | |
895 | struct async muxer; | |
896 | const char *ret; | |
897 | ||
898 | if (!use_sideband) | |
899 | return unpack(0); | |
900 | ||
901 | memset(&muxer, 0, sizeof(muxer)); | |
902 | muxer.proc = copy_to_sideband; | |
903 | muxer.in = -1; | |
904 | if (start_async(&muxer)) | |
905 | return NULL; | |
906 | ||
907 | ret = unpack(muxer.in); | |
908 | ||
909 | finish_async(&muxer); | |
910 | return ret; | |
911 | } | |
912 | ||
5e1c71fd | 913 | static void report(struct command *commands, const char *unpack_status) |
cfee10a7 JH |
914 | { |
915 | struct command *cmd; | |
38a81b4e SP |
916 | struct strbuf buf = STRBUF_INIT; |
917 | ||
918 | packet_buf_write(&buf, "unpack %s\n", | |
919 | unpack_status ? unpack_status : "ok"); | |
cfee10a7 JH |
920 | for (cmd = commands; cmd; cmd = cmd->next) { |
921 | if (!cmd->error_string) | |
38a81b4e SP |
922 | packet_buf_write(&buf, "ok %s\n", |
923 | cmd->ref_name); | |
cfee10a7 | 924 | else |
38a81b4e SP |
925 | packet_buf_write(&buf, "ng %s %s\n", |
926 | cmd->ref_name, cmd->error_string); | |
575f4974 | 927 | } |
38a81b4e SP |
928 | packet_buf_flush(&buf); |
929 | ||
930 | if (use_sideband) | |
931 | send_sideband(1, 1, buf.buf, buf.len, use_sideband); | |
932 | else | |
cdf4fb8e | 933 | write_or_die(1, buf.buf, buf.len); |
38a81b4e | 934 | strbuf_release(&buf); |
575f4974 LT |
935 | } |
936 | ||
5e1c71fd | 937 | static int delete_only(struct command *commands) |
d4f694ba | 938 | { |
5e1c71fd JS |
939 | struct command *cmd; |
940 | for (cmd = commands; cmd; cmd = cmd->next) { | |
d4f694ba JH |
941 | if (!is_null_sha1(cmd->new_sha1)) |
942 | return 0; | |
d4f694ba JH |
943 | } |
944 | return 1; | |
945 | } | |
946 | ||
be5908ae | 947 | int cmd_receive_pack(int argc, const char **argv, const char *prefix) |
575f4974 | 948 | { |
42526b47 SP |
949 | int advertise_refs = 0; |
950 | int stateless_rpc = 0; | |
d0efc8a7 | 951 | int i; |
8d630132 | 952 | char *dir = NULL; |
5e1c71fd | 953 | struct command *commands; |
575f4974 | 954 | |
bbc30f99 JK |
955 | packet_trace_identity("receive-pack"); |
956 | ||
575f4974 LT |
957 | argv++; |
958 | for (i = 1; i < argc; i++) { | |
be5908ae | 959 | const char *arg = *argv++; |
575f4974 LT |
960 | |
961 | if (*arg == '-') { | |
c207e34f CB |
962 | if (!strcmp(arg, "--quiet")) { |
963 | quiet = 1; | |
964 | continue; | |
965 | } | |
966 | ||
42526b47 SP |
967 | if (!strcmp(arg, "--advertise-refs")) { |
968 | advertise_refs = 1; | |
969 | continue; | |
970 | } | |
971 | if (!strcmp(arg, "--stateless-rpc")) { | |
972 | stateless_rpc = 1; | |
973 | continue; | |
974 | } | |
975 | ||
575f4974 LT |
976 | usage(receive_pack_usage); |
977 | } | |
d0efc8a7 LT |
978 | if (dir) |
979 | usage(receive_pack_usage); | |
be5908ae | 980 | dir = xstrdup(arg); |
575f4974 LT |
981 | } |
982 | if (!dir) | |
983 | usage(receive_pack_usage); | |
984 | ||
e1464ca7 | 985 | setup_path(); |
5c09f321 | 986 | |
3159c8dc | 987 | if (!enter_repo(dir, 0)) |
05ac6b34 | 988 | die("'%s' does not appear to be a git repository", dir); |
575f4974 | 989 | |
a0022eeb JH |
990 | if (is_repository_shallow()) |
991 | die("attempt to push into a shallow repository"); | |
992 | ||
ef90d6d4 | 993 | git_config(receive_pack_config, NULL); |
6fb75bed | 994 | |
e28714c5 JH |
995 | if (0 <= transfer_unpack_limit) |
996 | unpack_limit = transfer_unpack_limit; | |
997 | else if (0 <= receive_unpack_limit) | |
998 | unpack_limit = receive_unpack_limit; | |
999 | ||
42526b47 | 1000 | if (advertise_refs || !stateless_rpc) { |
42526b47 | 1001 | write_head_info(); |
42526b47 SP |
1002 | } |
1003 | if (advertise_refs) | |
1004 | return 0; | |
575f4974 | 1005 | |
5e1c71fd | 1006 | if ((commands = read_head_info()) != NULL) { |
d4f694ba JH |
1007 | const char *unpack_status = NULL; |
1008 | ||
1009 | if (!delete_only(commands)) | |
a22e6f85 | 1010 | unpack_status = unpack_with_sideband(); |
5e1c71fd | 1011 | execute_commands(commands, unpack_status); |
576162a4 | 1012 | if (pack_lockfile) |
691f1a28 | 1013 | unlink_or_warn(pack_lockfile); |
cfee10a7 | 1014 | if (report_status) |
5e1c71fd | 1015 | report(commands, unpack_status); |
5a7da2dc | 1016 | run_receive_hook(commands, "post-receive", 1); |
8e663d9e | 1017 | run_update_post_hook(commands); |
77e3efbf JH |
1018 | if (auto_gc) { |
1019 | const char *argv_gc_auto[] = { | |
1020 | "gc", "--auto", "--quiet", NULL, | |
1021 | }; | |
4b7f2fa4 JH |
1022 | int opt = RUN_GIT_CMD | RUN_COMMAND_STDOUT_TO_STDERR; |
1023 | run_command_v_opt(argv_gc_auto, opt); | |
77e3efbf JH |
1024 | } |
1025 | if (auto_update_server_info) | |
1026 | update_server_info(0); | |
7f8e9828 | 1027 | } |
38a81b4e SP |
1028 | if (use_sideband) |
1029 | packet_flush(1); | |
575f4974 LT |
1030 | return 0; |
1031 | } |