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1 | #include "builtin.h" | |
2 | #include "config.h" | |
3 | #include "commit.h" | |
4 | #include "refs.h" | |
5 | #include "pkt-line.h" | |
6 | #include "sideband.h" | |
7 | #include "run-command.h" | |
8 | #include "remote.h" | |
9 | #include "connect.h" | |
10 | #include "send-pack.h" | |
11 | #include "quote.h" | |
12 | #include "transport.h" | |
13 | #include "version.h" | |
14 | #include "sha1-array.h" | |
15 | #include "gpg-interface.h" | |
16 | #include "gettext.h" | |
17 | #include "protocol.h" | |
18 | ||
19 | static const char * const send_pack_usage[] = { | |
20 | N_("git send-pack [--all | --mirror] [--dry-run] [--force] " | |
21 | "[--receive-pack=<git-receive-pack>] [--verbose] [--thin] [--atomic] " | |
22 | "[<host>:]<directory> [<ref>...]\n" | |
23 | " --all and explicit <ref> specification are mutually exclusive."), | |
24 | NULL, | |
25 | }; | |
26 | ||
27 | static struct send_pack_args args; | |
28 | ||
29 | static void print_helper_status(struct ref *ref) | |
30 | { | |
31 | struct strbuf buf = STRBUF_INIT; | |
32 | ||
33 | for (; ref; ref = ref->next) { | |
34 | const char *msg = NULL; | |
35 | const char *res; | |
36 | ||
37 | switch(ref->status) { | |
38 | case REF_STATUS_NONE: | |
39 | res = "error"; | |
40 | msg = "no match"; | |
41 | break; | |
42 | ||
43 | case REF_STATUS_OK: | |
44 | res = "ok"; | |
45 | break; | |
46 | ||
47 | case REF_STATUS_UPTODATE: | |
48 | res = "ok"; | |
49 | msg = "up to date"; | |
50 | break; | |
51 | ||
52 | case REF_STATUS_REJECT_NONFASTFORWARD: | |
53 | res = "error"; | |
54 | msg = "non-fast forward"; | |
55 | break; | |
56 | ||
57 | case REF_STATUS_REJECT_FETCH_FIRST: | |
58 | res = "error"; | |
59 | msg = "fetch first"; | |
60 | break; | |
61 | ||
62 | case REF_STATUS_REJECT_NEEDS_FORCE: | |
63 | res = "error"; | |
64 | msg = "needs force"; | |
65 | break; | |
66 | ||
67 | case REF_STATUS_REJECT_STALE: | |
68 | res = "error"; | |
69 | msg = "stale info"; | |
70 | break; | |
71 | ||
72 | case REF_STATUS_REJECT_ALREADY_EXISTS: | |
73 | res = "error"; | |
74 | msg = "already exists"; | |
75 | break; | |
76 | ||
77 | case REF_STATUS_REJECT_NODELETE: | |
78 | case REF_STATUS_REMOTE_REJECT: | |
79 | res = "error"; | |
80 | break; | |
81 | ||
82 | case REF_STATUS_EXPECTING_REPORT: | |
83 | default: | |
84 | continue; | |
85 | } | |
86 | ||
87 | strbuf_reset(&buf); | |
88 | strbuf_addf(&buf, "%s %s", res, ref->name); | |
89 | if (ref->remote_status) | |
90 | msg = ref->remote_status; | |
91 | if (msg) { | |
92 | strbuf_addch(&buf, ' '); | |
93 | quote_two_c_style(&buf, "", msg, 0); | |
94 | } | |
95 | strbuf_addch(&buf, '\n'); | |
96 | ||
97 | write_or_die(1, buf.buf, buf.len); | |
98 | } | |
99 | strbuf_release(&buf); | |
100 | } | |
101 | ||
102 | static int send_pack_config(const char *k, const char *v, void *cb) | |
103 | { | |
104 | git_gpg_config(k, v, NULL); | |
105 | ||
106 | if (!strcmp(k, "push.gpgsign")) { | |
107 | const char *value; | |
108 | if (!git_config_get_value("push.gpgsign", &value)) { | |
109 | switch (git_parse_maybe_bool(value)) { | |
110 | case 0: | |
111 | args.push_cert = SEND_PACK_PUSH_CERT_NEVER; | |
112 | break; | |
113 | case 1: | |
114 | args.push_cert = SEND_PACK_PUSH_CERT_ALWAYS; | |
115 | break; | |
116 | default: | |
117 | if (value && !strcasecmp(value, "if-asked")) | |
118 | args.push_cert = SEND_PACK_PUSH_CERT_IF_ASKED; | |
119 | else | |
120 | return error("Invalid value for '%s'", k); | |
121 | } | |
122 | } | |
123 | } | |
124 | return 0; | |
125 | } | |
126 | ||
127 | int cmd_send_pack(int argc, const char **argv, const char *prefix) | |
128 | { | |
129 | int i, nr_refspecs = 0; | |
130 | const char **refspecs = NULL; | |
131 | const char *remote_name = NULL; | |
132 | struct remote *remote = NULL; | |
133 | const char *dest = NULL; | |
134 | int fd[2]; | |
135 | struct child_process *conn; | |
136 | struct oid_array extra_have = OID_ARRAY_INIT; | |
137 | struct oid_array shallow = OID_ARRAY_INIT; | |
138 | struct ref *remote_refs, *local_refs; | |
139 | int ret; | |
140 | int helper_status = 0; | |
141 | int send_all = 0; | |
142 | int verbose = 0; | |
143 | const char *receivepack = "git-receive-pack"; | |
144 | unsigned dry_run = 0; | |
145 | unsigned send_mirror = 0; | |
146 | unsigned force_update = 0; | |
147 | unsigned quiet = 0; | |
148 | int push_cert = 0; | |
149 | struct string_list push_options = STRING_LIST_INIT_NODUP; | |
150 | unsigned use_thin_pack = 0; | |
151 | unsigned atomic = 0; | |
152 | unsigned stateless_rpc = 0; | |
153 | int flags; | |
154 | unsigned int reject_reasons; | |
155 | int progress = -1; | |
156 | int from_stdin = 0; | |
157 | struct push_cas_option cas = {0}; | |
158 | struct packet_reader reader; | |
159 | ||
160 | struct option options[] = { | |
161 | OPT__VERBOSITY(&verbose), | |
162 | OPT_STRING(0, "receive-pack", &receivepack, "receive-pack", N_("receive pack program")), | |
163 | OPT_STRING(0, "exec", &receivepack, "receive-pack", N_("receive pack program")), | |
164 | OPT_STRING(0, "remote", &remote_name, "remote", N_("remote name")), | |
165 | OPT_BOOL(0, "all", &send_all, N_("push all refs")), | |
166 | OPT_BOOL('n' , "dry-run", &dry_run, N_("dry run")), | |
167 | OPT_BOOL(0, "mirror", &send_mirror, N_("mirror all refs")), | |
168 | OPT_BOOL('f', "force", &force_update, N_("force updates")), | |
169 | { OPTION_CALLBACK, | |
170 | 0, "signed", &push_cert, "yes|no|if-asked", N_("GPG sign the push"), | |
171 | PARSE_OPT_OPTARG, option_parse_push_signed }, | |
172 | OPT_STRING_LIST(0, "push-option", &push_options, | |
173 | N_("server-specific"), | |
174 | N_("option to transmit")), | |
175 | OPT_BOOL(0, "progress", &progress, N_("force progress reporting")), | |
176 | OPT_BOOL(0, "thin", &use_thin_pack, N_("use thin pack")), | |
177 | OPT_BOOL(0, "atomic", &atomic, N_("request atomic transaction on remote side")), | |
178 | OPT_BOOL(0, "stateless-rpc", &stateless_rpc, N_("use stateless RPC protocol")), | |
179 | OPT_BOOL(0, "stdin", &from_stdin, N_("read refs from stdin")), | |
180 | OPT_BOOL(0, "helper-status", &helper_status, N_("print status from remote helper")), | |
181 | { OPTION_CALLBACK, | |
182 | 0, CAS_OPT_NAME, &cas, N_("refname>:<expect"), | |
183 | N_("require old value of ref to be at this value"), | |
184 | PARSE_OPT_OPTARG, parseopt_push_cas_option }, | |
185 | OPT_END() | |
186 | }; | |
187 | ||
188 | git_config(send_pack_config, NULL); | |
189 | argc = parse_options(argc, argv, prefix, options, send_pack_usage, 0); | |
190 | if (argc > 0) { | |
191 | dest = argv[0]; | |
192 | refspecs = (const char **)(argv + 1); | |
193 | nr_refspecs = argc - 1; | |
194 | } | |
195 | ||
196 | if (!dest) | |
197 | usage_with_options(send_pack_usage, options); | |
198 | ||
199 | args.verbose = verbose; | |
200 | args.dry_run = dry_run; | |
201 | args.send_mirror = send_mirror; | |
202 | args.force_update = force_update; | |
203 | args.quiet = quiet; | |
204 | args.push_cert = push_cert; | |
205 | args.progress = progress; | |
206 | args.use_thin_pack = use_thin_pack; | |
207 | args.atomic = atomic; | |
208 | args.stateless_rpc = stateless_rpc; | |
209 | args.push_options = push_options.nr ? &push_options : NULL; | |
210 | ||
211 | if (from_stdin) { | |
212 | struct argv_array all_refspecs = ARGV_ARRAY_INIT; | |
213 | ||
214 | for (i = 0; i < nr_refspecs; i++) | |
215 | argv_array_push(&all_refspecs, refspecs[i]); | |
216 | ||
217 | if (args.stateless_rpc) { | |
218 | const char *buf; | |
219 | while ((buf = packet_read_line(0, NULL))) | |
220 | argv_array_push(&all_refspecs, buf); | |
221 | } else { | |
222 | struct strbuf line = STRBUF_INIT; | |
223 | while (strbuf_getline(&line, stdin) != EOF) | |
224 | argv_array_push(&all_refspecs, line.buf); | |
225 | strbuf_release(&line); | |
226 | } | |
227 | ||
228 | refspecs = all_refspecs.argv; | |
229 | nr_refspecs = all_refspecs.argc; | |
230 | } | |
231 | ||
232 | /* | |
233 | * --all and --mirror are incompatible; neither makes sense | |
234 | * with any refspecs. | |
235 | */ | |
236 | if ((nr_refspecs > 0 && (send_all || args.send_mirror)) || | |
237 | (send_all && args.send_mirror)) | |
238 | usage_with_options(send_pack_usage, options); | |
239 | ||
240 | if (remote_name) { | |
241 | remote = remote_get(remote_name); | |
242 | if (!remote_has_url(remote, dest)) { | |
243 | die("Destination %s is not a uri for %s", | |
244 | dest, remote_name); | |
245 | } | |
246 | } | |
247 | ||
248 | if (progress == -1) | |
249 | progress = !args.quiet && isatty(2); | |
250 | args.progress = progress; | |
251 | ||
252 | if (args.stateless_rpc) { | |
253 | conn = NULL; | |
254 | fd[0] = 0; | |
255 | fd[1] = 1; | |
256 | } else { | |
257 | conn = git_connect(fd, dest, receivepack, | |
258 | args.verbose ? CONNECT_VERBOSE : 0); | |
259 | } | |
260 | ||
261 | packet_reader_init(&reader, fd[0], NULL, 0, | |
262 | PACKET_READ_CHOMP_NEWLINE | | |
263 | PACKET_READ_GENTLE_ON_EOF); | |
264 | ||
265 | switch (discover_version(&reader)) { | |
266 | case protocol_v1: | |
267 | case protocol_v0: | |
268 | get_remote_heads(&reader, &remote_refs, REF_NORMAL, | |
269 | &extra_have, &shallow); | |
270 | break; | |
271 | case protocol_unknown_version: | |
272 | BUG("unknown protocol version"); | |
273 | } | |
274 | ||
275 | transport_verify_remote_names(nr_refspecs, refspecs); | |
276 | ||
277 | local_refs = get_local_heads(); | |
278 | ||
279 | flags = MATCH_REFS_NONE; | |
280 | ||
281 | if (send_all) | |
282 | flags |= MATCH_REFS_ALL; | |
283 | if (args.send_mirror) | |
284 | flags |= MATCH_REFS_MIRROR; | |
285 | ||
286 | /* match them up */ | |
287 | if (match_push_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags)) | |
288 | return -1; | |
289 | ||
290 | if (!is_empty_cas(&cas)) | |
291 | apply_push_cas(&cas, remote, remote_refs); | |
292 | ||
293 | set_ref_status_for_push(remote_refs, args.send_mirror, | |
294 | args.force_update); | |
295 | ||
296 | ret = send_pack(&args, fd, conn, remote_refs, &extra_have); | |
297 | ||
298 | if (helper_status) | |
299 | print_helper_status(remote_refs); | |
300 | ||
301 | close(fd[1]); | |
302 | close(fd[0]); | |
303 | ||
304 | ret |= finish_connect(conn); | |
305 | ||
306 | if (!helper_status) | |
307 | transport_print_push_status(dest, remote_refs, args.verbose, 0, &reject_reasons); | |
308 | ||
309 | if (!args.dry_run && remote) { | |
310 | struct ref *ref; | |
311 | for (ref = remote_refs; ref; ref = ref->next) | |
312 | transport_update_tracking_ref(remote, ref, args.verbose); | |
313 | } | |
314 | ||
315 | if (!ret && !transport_refs_pushed(remote_refs)) | |
316 | fprintf(stderr, "Everything up-to-date\n"); | |
317 | ||
318 | return ret; | |
319 | } |