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Commit | Line | Data |
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575f4974 | 1 | #include "cache.h" |
fc04c412 | 2 | #include "pack.h" |
8a65ff76 | 3 | #include "refs.h" |
f3a3214e | 4 | #include "pkt-line.h" |
b1bf95bb | 5 | #include "run-command.h" |
576162a4 | 6 | #include "exec_cmd.h" |
11031d7e JS |
7 | #include "commit.h" |
8 | #include "object.h" | |
d79796bc JH |
9 | #include "remote.h" |
10 | #include "transport.h" | |
575f4974 | 11 | |
d0efc8a7 | 12 | static const char receive_pack_usage[] = "git-receive-pack <git-dir>"; |
575f4974 | 13 | |
6fb75bed | 14 | static int deny_non_fast_forwards = 0; |
20dc0016 | 15 | static int receive_fsck_objects; |
e28714c5 JH |
16 | static int receive_unpack_limit = -1; |
17 | static int transfer_unpack_limit = -1; | |
46732fae | 18 | static int unpack_limit = 100; |
96f1e58f | 19 | static int report_status; |
cfee10a7 | 20 | |
d4f694ba | 21 | static char capabilities[] = " report-status delete-refs "; |
96f1e58f | 22 | static int capabilities_sent; |
cfee10a7 | 23 | |
ef90d6d4 | 24 | static int receive_pack_config(const char *var, const char *value, void *cb) |
6fb75bed | 25 | { |
e28714c5 | 26 | if (strcmp(var, "receive.denynonfastforwards") == 0) { |
6fb75bed SP |
27 | deny_non_fast_forwards = git_config_bool(var, value); |
28 | return 0; | |
29 | } | |
30 | ||
e28714c5 JH |
31 | if (strcmp(var, "receive.unpacklimit") == 0) { |
32 | receive_unpack_limit = git_config_int(var, value); | |
fc04c412 SP |
33 | return 0; |
34 | } | |
35 | ||
e28714c5 JH |
36 | if (strcmp(var, "transfer.unpacklimit") == 0) { |
37 | transfer_unpack_limit = git_config_int(var, value); | |
38 | return 0; | |
39 | } | |
40 | ||
20dc0016 MK |
41 | if (strcmp(var, "receive.fsckobjects") == 0) { |
42 | receive_fsck_objects = git_config_bool(var, value); | |
43 | return 0; | |
44 | } | |
45 | ||
ef90d6d4 | 46 | return git_default_config(var, value, cb); |
6fb75bed SP |
47 | } |
48 | ||
8da19775 | 49 | static int show_ref(const char *path, const unsigned char *sha1, int flag, void *cb_data) |
575f4974 | 50 | { |
cfee10a7 JH |
51 | if (capabilities_sent) |
52 | packet_write(1, "%s %s\n", sha1_to_hex(sha1), path); | |
53 | else | |
54 | packet_write(1, "%s %s%c%s\n", | |
55 | sha1_to_hex(sha1), path, 0, capabilities); | |
56 | capabilities_sent = 1; | |
8a65ff76 | 57 | return 0; |
575f4974 LT |
58 | } |
59 | ||
8a65ff76 | 60 | static void write_head_info(void) |
575f4974 | 61 | { |
cb5d709f | 62 | for_each_ref(show_ref, NULL); |
cfee10a7 | 63 | if (!capabilities_sent) |
8da19775 | 64 | show_ref("capabilities^{}", null_sha1, 0, NULL); |
cfee10a7 | 65 | |
575f4974 LT |
66 | } |
67 | ||
eb1af2df LT |
68 | struct command { |
69 | struct command *next; | |
cfee10a7 | 70 | const char *error_string; |
eb1af2df LT |
71 | unsigned char old_sha1[20]; |
72 | unsigned char new_sha1[20]; | |
8f1d2e6f | 73 | char ref_name[FLEX_ARRAY]; /* more */ |
575f4974 LT |
74 | }; |
75 | ||
96f1e58f | 76 | static struct command *commands; |
575f4974 | 77 | |
05ef58ec SP |
78 | static const char pre_receive_hook[] = "hooks/pre-receive"; |
79 | static const char post_receive_hook[] = "hooks/post-receive"; | |
b1bf95bb | 80 | |
6c319a22 SP |
81 | static int hook_status(int code, const char *hook_name) |
82 | { | |
83 | switch (code) { | |
84 | case 0: | |
85 | return 0; | |
86 | case -ERR_RUN_COMMAND_FORK: | |
87 | return error("hook fork failed"); | |
88 | case -ERR_RUN_COMMAND_EXEC: | |
89 | return error("hook execute failed"); | |
f43cd49f SP |
90 | case -ERR_RUN_COMMAND_PIPE: |
91 | return error("hook pipe failed"); | |
6c319a22 SP |
92 | case -ERR_RUN_COMMAND_WAITPID: |
93 | return error("waitpid failed"); | |
94 | case -ERR_RUN_COMMAND_WAITPID_WRONG_PID: | |
95 | return error("waitpid is confused"); | |
96 | case -ERR_RUN_COMMAND_WAITPID_SIGNAL: | |
97 | return error("%s died of signal", hook_name); | |
98 | case -ERR_RUN_COMMAND_WAITPID_NOEXIT: | |
99 | return error("%s died strangely", hook_name); | |
100 | default: | |
101 | error("%s exited with error code %d", hook_name, -code); | |
102 | return -code; | |
103 | } | |
104 | } | |
105 | ||
f43cd49f | 106 | static int run_hook(const char *hook_name) |
b1bf95bb | 107 | { |
f43cd49f | 108 | static char buf[sizeof(commands->old_sha1) * 2 + PATH_MAX + 4]; |
c8dd2771 | 109 | struct command *cmd; |
f43cd49f SP |
110 | struct child_process proc; |
111 | const char *argv[2]; | |
112 | int have_input = 0, code; | |
c8dd2771 | 113 | |
f43cd49f | 114 | for (cmd = commands; !have_input && cmd; cmd = cmd->next) { |
c8dd2771 | 115 | if (!cmd->error_string) |
f43cd49f | 116 | have_input = 1; |
c8dd2771 | 117 | } |
b1bf95bb | 118 | |
f43cd49f | 119 | if (!have_input || access(hook_name, X_OK) < 0) |
b1bf95bb | 120 | return 0; |
c8dd2771 | 121 | |
c8dd2771 | 122 | argv[0] = hook_name; |
f43cd49f SP |
123 | argv[1] = NULL; |
124 | ||
125 | memset(&proc, 0, sizeof(proc)); | |
126 | proc.argv = argv; | |
127 | proc.in = -1; | |
128 | proc.stdout_to_stderr = 1; | |
129 | ||
130 | code = start_command(&proc); | |
131 | if (code) | |
132 | return hook_status(code, hook_name); | |
133 | for (cmd = commands; cmd; cmd = cmd->next) { | |
c8dd2771 | 134 | if (!cmd->error_string) { |
f43cd49f SP |
135 | size_t n = snprintf(buf, sizeof(buf), "%s %s %s\n", |
136 | sha1_to_hex(cmd->old_sha1), | |
137 | sha1_to_hex(cmd->new_sha1), | |
138 | cmd->ref_name); | |
139 | if (write_in_full(proc.in, buf, n) != n) | |
140 | break; | |
c8dd2771 | 141 | } |
c8dd2771 | 142 | } |
e72ae288 | 143 | close(proc.in); |
f43cd49f | 144 | return hook_status(finish_command(&proc), hook_name); |
b1bf95bb JW |
145 | } |
146 | ||
1d9e8b56 SP |
147 | static int run_update_hook(struct command *cmd) |
148 | { | |
149 | static const char update_hook[] = "hooks/update"; | |
150 | struct child_process proc; | |
151 | const char *argv[5]; | |
152 | ||
153 | if (access(update_hook, X_OK) < 0) | |
154 | return 0; | |
155 | ||
156 | argv[0] = update_hook; | |
157 | argv[1] = cmd->ref_name; | |
158 | argv[2] = sha1_to_hex(cmd->old_sha1); | |
159 | argv[3] = sha1_to_hex(cmd->new_sha1); | |
160 | argv[4] = NULL; | |
161 | ||
162 | memset(&proc, 0, sizeof(proc)); | |
163 | proc.argv = argv; | |
164 | proc.no_stdin = 1; | |
165 | proc.stdout_to_stderr = 1; | |
166 | ||
167 | return hook_status(run_command(&proc), update_hook); | |
168 | } | |
169 | ||
8aaf7d64 | 170 | static const char *update(struct command *cmd) |
2eca23da | 171 | { |
cfee10a7 JH |
172 | const char *name = cmd->ref_name; |
173 | unsigned char *old_sha1 = cmd->old_sha1; | |
174 | unsigned char *new_sha1 = cmd->new_sha1; | |
3159c8dc | 175 | struct ref_lock *lock; |
2eca23da | 176 | |
061d6b9a MK |
177 | /* only refs/... are allowed */ |
178 | if (prefixcmp(name, "refs/") || check_ref_format(name + 5)) { | |
0b8293f6 | 179 | error("refusing to create funny ref '%s' remotely", name); |
8aaf7d64 | 180 | return "funny refname"; |
cfee10a7 | 181 | } |
d8a1deec | 182 | |
d4f694ba | 183 | if (!is_null_sha1(new_sha1) && !has_sha1_file(new_sha1)) { |
8aaf7d64 SP |
184 | error("unpack should have generated %s, " |
185 | "but I can't find it!", sha1_to_hex(new_sha1)); | |
186 | return "bad pack"; | |
cfee10a7 | 187 | } |
d4f694ba | 188 | if (deny_non_fast_forwards && !is_null_sha1(new_sha1) && |
ba988a83 | 189 | !is_null_sha1(old_sha1) && |
cc44c765 | 190 | !prefixcmp(name, "refs/heads/")) { |
eab82707 | 191 | struct object *old_object, *new_object; |
11031d7e | 192 | struct commit *old_commit, *new_commit; |
9edd7e46 | 193 | struct commit_list *bases, *ent; |
11031d7e | 194 | |
eab82707 MK |
195 | old_object = parse_object(old_sha1); |
196 | new_object = parse_object(new_sha1); | |
197 | ||
198 | if (!old_object || !new_object || | |
199 | old_object->type != OBJ_COMMIT || | |
200 | new_object->type != OBJ_COMMIT) { | |
201 | error("bad sha1 objects for %s", name); | |
202 | return "bad ref"; | |
203 | } | |
204 | old_commit = (struct commit *)old_object; | |
205 | new_commit = (struct commit *)new_object; | |
9edd7e46 JS |
206 | bases = get_merge_bases(old_commit, new_commit, 1); |
207 | for (ent = bases; ent; ent = ent->next) | |
208 | if (!hashcmp(old_sha1, ent->item->object.sha1)) | |
11031d7e | 209 | break; |
9edd7e46 | 210 | free_commit_list(bases); |
8aaf7d64 SP |
211 | if (!ent) { |
212 | error("denying non-fast forward %s" | |
213 | " (you should pull first)", name); | |
214 | return "non-fast forward"; | |
215 | } | |
11031d7e | 216 | } |
1d9e8b56 | 217 | if (run_update_hook(cmd)) { |
8aaf7d64 SP |
218 | error("hook declined to update %s", name); |
219 | return "hook declined"; | |
b1bf95bb | 220 | } |
3159c8dc | 221 | |
d4f694ba | 222 | if (is_null_sha1(new_sha1)) { |
28391a80 JS |
223 | if (!parse_object(old_sha1)) { |
224 | warning ("Allowing deletion of corrupt ref."); | |
225 | old_sha1 = NULL; | |
226 | } | |
d4f694ba | 227 | if (delete_ref(name, old_sha1)) { |
8aaf7d64 SP |
228 | error("failed to delete %s", name); |
229 | return "failed to delete"; | |
d4f694ba | 230 | } |
8aaf7d64 | 231 | return NULL; /* good */ |
d4f694ba JH |
232 | } |
233 | else { | |
68db31cc | 234 | lock = lock_any_ref_for_update(name, old_sha1, 0); |
d4f694ba | 235 | if (!lock) { |
8aaf7d64 SP |
236 | error("failed to lock %s", name); |
237 | return "failed to lock"; | |
d4f694ba | 238 | } |
ef203f08 | 239 | if (write_ref_sha1(lock, new_sha1, "push")) { |
8aaf7d64 | 240 | return "failed to write"; /* error() already called */ |
ef203f08 | 241 | } |
8aaf7d64 | 242 | return NULL; /* good */ |
19614330 | 243 | } |
2eca23da LT |
244 | } |
245 | ||
19614330 JH |
246 | static char update_post_hook[] = "hooks/post-update"; |
247 | ||
248 | static void run_update_post_hook(struct command *cmd) | |
249 | { | |
250 | struct command *cmd_p; | |
251 | int argc; | |
9201c707 | 252 | const char **argv; |
19614330 | 253 | |
3e6e152c | 254 | for (argc = 0, cmd_p = cmd; cmd_p; cmd_p = cmd_p->next) { |
cfee10a7 | 255 | if (cmd_p->error_string) |
19614330 JH |
256 | continue; |
257 | argc++; | |
258 | } | |
3e6e152c SP |
259 | if (!argc || access(update_post_hook, X_OK) < 0) |
260 | return; | |
261 | argv = xmalloc(sizeof(*argv) * (2 + argc)); | |
19614330 JH |
262 | argv[0] = update_post_hook; |
263 | ||
264 | for (argc = 1, cmd_p = cmd; cmd_p; cmd_p = cmd_p->next) { | |
9201c707 | 265 | char *p; |
cfee10a7 | 266 | if (cmd_p->error_string) |
19614330 | 267 | continue; |
9201c707 JH |
268 | p = xmalloc(strlen(cmd_p->ref_name) + 1); |
269 | strcpy(p, cmd_p->ref_name); | |
270 | argv[argc] = p; | |
19614330 JH |
271 | argc++; |
272 | } | |
273 | argv[argc] = NULL; | |
95d3c4f5 SP |
274 | run_command_v_opt(argv, RUN_COMMAND_NO_STDIN |
275 | | RUN_COMMAND_STDOUT_TO_STDERR); | |
19614330 | 276 | } |
2eca23da | 277 | |
8aaf7d64 | 278 | static void execute_commands(const char *unpacker_error) |
575f4974 | 279 | { |
eb1af2df | 280 | struct command *cmd = commands; |
8aaf7d64 SP |
281 | |
282 | if (unpacker_error) { | |
283 | while (cmd) { | |
284 | cmd->error_string = "n/a (unpacker error)"; | |
285 | cmd = cmd->next; | |
286 | } | |
287 | return; | |
288 | } | |
289 | ||
f43cd49f | 290 | if (run_hook(pre_receive_hook)) { |
05ef58ec SP |
291 | while (cmd) { |
292 | cmd->error_string = "pre-receive hook declined"; | |
293 | cmd = cmd->next; | |
294 | } | |
295 | return; | |
296 | } | |
297 | ||
eb1af2df | 298 | while (cmd) { |
8aaf7d64 | 299 | cmd->error_string = update(cmd); |
eb1af2df | 300 | cmd = cmd->next; |
575f4974 LT |
301 | } |
302 | } | |
303 | ||
304 | static void read_head_info(void) | |
305 | { | |
eb1af2df | 306 | struct command **p = &commands; |
575f4974 LT |
307 | for (;;) { |
308 | static char line[1000]; | |
eb1af2df LT |
309 | unsigned char old_sha1[20], new_sha1[20]; |
310 | struct command *cmd; | |
cfee10a7 JH |
311 | char *refname; |
312 | int len, reflen; | |
eb1af2df LT |
313 | |
314 | len = packet_read_line(0, line, sizeof(line)); | |
575f4974 LT |
315 | if (!len) |
316 | break; | |
eb1af2df LT |
317 | if (line[len-1] == '\n') |
318 | line[--len] = 0; | |
319 | if (len < 83 || | |
320 | line[40] != ' ' || | |
321 | line[81] != ' ' || | |
322 | get_sha1_hex(line, old_sha1) || | |
323 | get_sha1_hex(line + 41, new_sha1)) | |
cfee10a7 JH |
324 | die("protocol error: expected old/new/ref, got '%s'", |
325 | line); | |
326 | ||
327 | refname = line + 82; | |
328 | reflen = strlen(refname); | |
329 | if (reflen + 82 < len) { | |
330 | if (strstr(refname + reflen + 1, "report-status")) | |
331 | report_status = 1; | |
332 | } | |
eb1af2df | 333 | cmd = xmalloc(sizeof(struct command) + len - 80); |
e702496e SP |
334 | hashcpy(cmd->old_sha1, old_sha1); |
335 | hashcpy(cmd->new_sha1, new_sha1); | |
eb1af2df | 336 | memcpy(cmd->ref_name, line + 82, len - 81); |
8aaf7d64 | 337 | cmd->error_string = NULL; |
eb1af2df LT |
338 | cmd->next = NULL; |
339 | *p = cmd; | |
340 | p = &cmd->next; | |
575f4974 LT |
341 | } |
342 | } | |
343 | ||
fc04c412 SP |
344 | static const char *parse_pack_header(struct pack_header *hdr) |
345 | { | |
a69e5429 JH |
346 | switch (read_pack_header(0, hdr)) { |
347 | case PH_ERROR_EOF: | |
348 | return "eof before pack header was fully read"; | |
349 | ||
350 | case PH_ERROR_PACK_SIGNATURE: | |
fc04c412 | 351 | return "protocol error (pack signature mismatch detected)"; |
a69e5429 JH |
352 | |
353 | case PH_ERROR_PROTOCOL: | |
fc04c412 | 354 | return "protocol error (pack version unsupported)"; |
a69e5429 JH |
355 | |
356 | default: | |
357 | return "unknown error in parse_pack_header"; | |
358 | ||
359 | case 0: | |
360 | return NULL; | |
361 | } | |
fc04c412 SP |
362 | } |
363 | ||
576162a4 NP |
364 | static const char *pack_lockfile; |
365 | ||
861ed121 | 366 | static const char *unpack(void) |
575f4974 | 367 | { |
fc04c412 SP |
368 | struct pack_header hdr; |
369 | const char *hdr_err; | |
370 | char hdr_arg[38]; | |
fc04c412 SP |
371 | |
372 | hdr_err = parse_pack_header(&hdr); | |
373 | if (hdr_err) | |
374 | return hdr_err; | |
6e1c2344 RJ |
375 | snprintf(hdr_arg, sizeof(hdr_arg), |
376 | "--pack_header=%"PRIu32",%"PRIu32, | |
fc04c412 SP |
377 | ntohl(hdr.hdr_version), ntohl(hdr.hdr_entries)); |
378 | ||
379 | if (ntohl(hdr.hdr_entries) < unpack_limit) { | |
20dc0016 MK |
380 | int code, i = 0; |
381 | const char *unpacker[4]; | |
382 | unpacker[i++] = "unpack-objects"; | |
383 | if (receive_fsck_objects) | |
384 | unpacker[i++] = "--strict"; | |
385 | unpacker[i++] = hdr_arg; | |
386 | unpacker[i++] = NULL; | |
9b0b5093 | 387 | code = run_command_v_opt(unpacker, RUN_GIT_CMD); |
576162a4 | 388 | switch (code) { |
fc04c412 SP |
389 | case 0: |
390 | return NULL; | |
391 | case -ERR_RUN_COMMAND_FORK: | |
392 | return "unpack fork failed"; | |
393 | case -ERR_RUN_COMMAND_EXEC: | |
394 | return "unpack execute failed"; | |
395 | case -ERR_RUN_COMMAND_WAITPID: | |
396 | return "waitpid failed"; | |
397 | case -ERR_RUN_COMMAND_WAITPID_WRONG_PID: | |
398 | return "waitpid is confused"; | |
399 | case -ERR_RUN_COMMAND_WAITPID_SIGNAL: | |
400 | return "unpacker died of signal"; | |
401 | case -ERR_RUN_COMMAND_WAITPID_NOEXIT: | |
402 | return "unpacker died strangely"; | |
403 | default: | |
404 | return "unpacker exited with error code"; | |
576162a4 NP |
405 | } |
406 | } else { | |
20dc0016 MK |
407 | const char *keeper[7]; |
408 | int s, status, i = 0; | |
576162a4 | 409 | char keep_arg[256]; |
e8016abf | 410 | struct child_process ip; |
576162a4 | 411 | |
85e72830 | 412 | s = sprintf(keep_arg, "--keep=receive-pack %"PRIuMAX" on ", (uintmax_t) getpid()); |
576162a4 NP |
413 | if (gethostname(keep_arg + s, sizeof(keep_arg) - s)) |
414 | strcpy(keep_arg + s, "localhost"); | |
415 | ||
20dc0016 MK |
416 | keeper[i++] = "index-pack"; |
417 | keeper[i++] = "--stdin"; | |
418 | if (receive_fsck_objects) | |
419 | keeper[i++] = "--strict"; | |
420 | keeper[i++] = "--fix-thin"; | |
421 | keeper[i++] = hdr_arg; | |
422 | keeper[i++] = keep_arg; | |
423 | keeper[i++] = NULL; | |
e8016abf SP |
424 | memset(&ip, 0, sizeof(ip)); |
425 | ip.argv = keeper; | |
426 | ip.out = -1; | |
427 | ip.git_cmd = 1; | |
428 | if (start_command(&ip)) | |
576162a4 | 429 | return "index-pack fork failed"; |
106764e6 | 430 | pack_lockfile = index_pack_lockfile(ip.out); |
e72ae288 | 431 | close(ip.out); |
e8016abf SP |
432 | status = finish_command(&ip); |
433 | if (!status) { | |
576162a4 NP |
434 | reprepare_packed_git(); |
435 | return NULL; | |
436 | } | |
437 | return "index-pack abnormal exit"; | |
cfee10a7 JH |
438 | } |
439 | } | |
440 | ||
441 | static void report(const char *unpack_status) | |
442 | { | |
443 | struct command *cmd; | |
444 | packet_write(1, "unpack %s\n", | |
445 | unpack_status ? unpack_status : "ok"); | |
446 | for (cmd = commands; cmd; cmd = cmd->next) { | |
447 | if (!cmd->error_string) | |
448 | packet_write(1, "ok %s\n", | |
449 | cmd->ref_name); | |
450 | else | |
451 | packet_write(1, "ng %s %s\n", | |
452 | cmd->ref_name, cmd->error_string); | |
575f4974 | 453 | } |
cfee10a7 | 454 | packet_flush(1); |
575f4974 LT |
455 | } |
456 | ||
d4f694ba JH |
457 | static int delete_only(struct command *cmd) |
458 | { | |
459 | while (cmd) { | |
460 | if (!is_null_sha1(cmd->new_sha1)) | |
461 | return 0; | |
462 | cmd = cmd->next; | |
463 | } | |
464 | return 1; | |
465 | } | |
466 | ||
d79796bc JH |
467 | static int add_refs_from_alternate(struct alternate_object_database *e, void *unused) |
468 | { | |
469 | char *other = xstrdup(make_absolute_path(e->base)); | |
470 | size_t len = strlen(other); | |
471 | struct remote *remote; | |
472 | struct transport *transport; | |
473 | const struct ref *extra; | |
474 | ||
475 | while (other[len-1] == '/') | |
476 | other[--len] = '\0'; | |
477 | if (len < 8 || memcmp(other + len - 8, "/objects", 8)) | |
478 | return 0; | |
479 | /* Is this a git repository with refs? */ | |
480 | memcpy(other + len - 8, "/refs", 6); | |
481 | if (!is_directory(other)) | |
482 | return 0; | |
483 | other[len - 8] = '\0'; | |
484 | remote = remote_get(other); | |
485 | transport = transport_get(remote, other); | |
486 | for (extra = transport_get_remote_refs(transport); | |
487 | extra; | |
488 | extra = extra->next) { | |
489 | add_extra_ref(".have", extra->old_sha1, 0); | |
490 | } | |
491 | transport_disconnect(transport); | |
492 | free(other); | |
493 | return 0; | |
494 | } | |
495 | ||
496 | static void add_alternate_refs(void) | |
497 | { | |
498 | foreach_alt_odb(add_refs_from_alternate, NULL); | |
499 | } | |
500 | ||
be5908ae | 501 | int cmd_receive_pack(int argc, const char **argv, const char *prefix) |
575f4974 | 502 | { |
d0efc8a7 | 503 | int i; |
8d630132 | 504 | char *dir = NULL; |
575f4974 LT |
505 | |
506 | argv++; | |
507 | for (i = 1; i < argc; i++) { | |
be5908ae | 508 | const char *arg = *argv++; |
575f4974 LT |
509 | |
510 | if (*arg == '-') { | |
575f4974 LT |
511 | /* Do flag handling here */ |
512 | usage(receive_pack_usage); | |
513 | } | |
d0efc8a7 LT |
514 | if (dir) |
515 | usage(receive_pack_usage); | |
be5908ae | 516 | dir = xstrdup(arg); |
575f4974 LT |
517 | } |
518 | if (!dir) | |
519 | usage(receive_pack_usage); | |
520 | ||
e1464ca7 | 521 | setup_path(); |
5c09f321 | 522 | |
3159c8dc | 523 | if (!enter_repo(dir, 0)) |
8d630132 | 524 | die("'%s': unable to chdir or not a git archive", dir); |
575f4974 | 525 | |
a0022eeb JH |
526 | if (is_repository_shallow()) |
527 | die("attempt to push into a shallow repository"); | |
528 | ||
ef90d6d4 | 529 | git_config(receive_pack_config, NULL); |
6fb75bed | 530 | |
e28714c5 JH |
531 | if (0 <= transfer_unpack_limit) |
532 | unpack_limit = transfer_unpack_limit; | |
533 | else if (0 <= receive_unpack_limit) | |
534 | unpack_limit = receive_unpack_limit; | |
535 | ||
d79796bc | 536 | add_alternate_refs(); |
8a65ff76 | 537 | write_head_info(); |
d79796bc | 538 | clear_extra_refs(); |
575f4974 LT |
539 | |
540 | /* EOF */ | |
f3a3214e | 541 | packet_flush(1); |
575f4974 LT |
542 | |
543 | read_head_info(); | |
7f8e9828 | 544 | if (commands) { |
d4f694ba JH |
545 | const char *unpack_status = NULL; |
546 | ||
547 | if (!delete_only(commands)) | |
548 | unpack_status = unpack(); | |
8aaf7d64 | 549 | execute_commands(unpack_status); |
576162a4 NP |
550 | if (pack_lockfile) |
551 | unlink(pack_lockfile); | |
cfee10a7 JH |
552 | if (report_status) |
553 | report(unpack_status); | |
f43cd49f | 554 | run_hook(post_receive_hook); |
8e663d9e | 555 | run_update_post_hook(commands); |
7f8e9828 | 556 | } |
575f4974 LT |
557 | return 0; |
558 | } |