| 1 | #include "builtin.h" |
| 2 | #include "config.h" |
| 3 | #include "environment.h" |
| 4 | #include "hex.h" |
| 5 | #include "pkt-line.h" |
| 6 | #include "run-command.h" |
| 7 | #include "remote.h" |
| 8 | #include "connect.h" |
| 9 | #include "send-pack.h" |
| 10 | #include "quote.h" |
| 11 | #include "transport.h" |
| 12 | #include "oid-array.h" |
| 13 | #include "gettext.h" |
| 14 | #include "protocol.h" |
| 15 | #include "parse-options.h" |
| 16 | #include "write-or-die.h" |
| 17 | |
| 18 | static const char * const send_pack_usage[] = { |
| 19 | N_("git send-pack [--mirror] [--dry-run] [--force]\n" |
| 20 | " [--receive-pack=<git-receive-pack>]\n" |
| 21 | " [--verbose] [--thin] [--atomic]\n" |
| 22 | " [--[no-]signed | --signed=(true|false|if-asked)]\n" |
| 23 | " [<host>:]<directory> (--all | <ref>...)"), |
| 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 | struct ref_push_report *report; |
| 33 | |
| 34 | for (; ref; ref = ref->next) { |
| 35 | const char *msg = NULL; |
| 36 | const char *res; |
| 37 | int count = 0; |
| 38 | |
| 39 | switch(ref->status) { |
| 40 | case REF_STATUS_NONE: |
| 41 | res = "error"; |
| 42 | msg = "no match"; |
| 43 | break; |
| 44 | |
| 45 | case REF_STATUS_OK: |
| 46 | res = "ok"; |
| 47 | break; |
| 48 | |
| 49 | case REF_STATUS_UPTODATE: |
| 50 | res = "ok"; |
| 51 | msg = "up to date"; |
| 52 | break; |
| 53 | |
| 54 | case REF_STATUS_REJECT_NONFASTFORWARD: |
| 55 | res = "error"; |
| 56 | msg = "non-fast forward"; |
| 57 | break; |
| 58 | |
| 59 | case REF_STATUS_REJECT_FETCH_FIRST: |
| 60 | res = "error"; |
| 61 | msg = "fetch first"; |
| 62 | break; |
| 63 | |
| 64 | case REF_STATUS_REJECT_NEEDS_FORCE: |
| 65 | res = "error"; |
| 66 | msg = "needs force"; |
| 67 | break; |
| 68 | |
| 69 | case REF_STATUS_REJECT_STALE: |
| 70 | res = "error"; |
| 71 | msg = "stale info"; |
| 72 | break; |
| 73 | |
| 74 | case REF_STATUS_REJECT_REMOTE_UPDATED: |
| 75 | res = "error"; |
| 76 | msg = "remote ref updated since checkout"; |
| 77 | break; |
| 78 | |
| 79 | case REF_STATUS_REJECT_ALREADY_EXISTS: |
| 80 | res = "error"; |
| 81 | msg = "already exists"; |
| 82 | break; |
| 83 | |
| 84 | case REF_STATUS_REJECT_NODELETE: |
| 85 | case REF_STATUS_REMOTE_REJECT: |
| 86 | res = "error"; |
| 87 | break; |
| 88 | |
| 89 | case REF_STATUS_EXPECTING_REPORT: |
| 90 | res = "error"; |
| 91 | msg = "expecting report"; |
| 92 | break; |
| 93 | |
| 94 | default: |
| 95 | continue; |
| 96 | } |
| 97 | |
| 98 | strbuf_reset(&buf); |
| 99 | strbuf_addf(&buf, "%s %s", res, ref->name); |
| 100 | if (ref->remote_status) |
| 101 | msg = ref->remote_status; |
| 102 | if (msg) { |
| 103 | strbuf_addch(&buf, ' '); |
| 104 | quote_two_c_style(&buf, "", msg, 0); |
| 105 | } |
| 106 | strbuf_addch(&buf, '\n'); |
| 107 | |
| 108 | if (ref->status == REF_STATUS_OK) { |
| 109 | for (report = ref->report; report; report = report->next) { |
| 110 | if (count++ > 0) |
| 111 | strbuf_addf(&buf, "ok %s\n", ref->name); |
| 112 | if (report->ref_name) |
| 113 | strbuf_addf(&buf, "option refname %s\n", |
| 114 | report->ref_name); |
| 115 | if (report->old_oid) |
| 116 | strbuf_addf(&buf, "option old-oid %s\n", |
| 117 | oid_to_hex(report->old_oid)); |
| 118 | if (report->new_oid) |
| 119 | strbuf_addf(&buf, "option new-oid %s\n", |
| 120 | oid_to_hex(report->new_oid)); |
| 121 | if (report->forced_update) |
| 122 | strbuf_addstr(&buf, "option forced-update\n"); |
| 123 | } |
| 124 | } |
| 125 | write_or_die(1, buf.buf, buf.len); |
| 126 | } |
| 127 | strbuf_release(&buf); |
| 128 | } |
| 129 | |
| 130 | static int send_pack_config(const char *k, const char *v, |
| 131 | const struct config_context *ctx, void *cb) |
| 132 | { |
| 133 | if (!strcmp(k, "push.gpgsign")) { |
| 134 | switch (git_parse_maybe_bool(v)) { |
| 135 | case 0: |
| 136 | args.push_cert = SEND_PACK_PUSH_CERT_NEVER; |
| 137 | break; |
| 138 | case 1: |
| 139 | args.push_cert = SEND_PACK_PUSH_CERT_ALWAYS; |
| 140 | break; |
| 141 | default: |
| 142 | if (!strcasecmp(v, "if-asked")) |
| 143 | args.push_cert = SEND_PACK_PUSH_CERT_IF_ASKED; |
| 144 | else |
| 145 | return error(_("invalid value for '%s'"), k); |
| 146 | } |
| 147 | } |
| 148 | return git_default_config(k, v, ctx, cb); |
| 149 | } |
| 150 | |
| 151 | int cmd_send_pack(int argc, |
| 152 | const char **argv, |
| 153 | const char *prefix, |
| 154 | struct repository *repo) |
| 155 | { |
| 156 | struct refspec rs; |
| 157 | const char *remote_name = NULL; |
| 158 | struct remote *remote = NULL; |
| 159 | const char *dest = NULL; |
| 160 | int fd[2]; |
| 161 | struct child_process *conn; |
| 162 | struct oid_array extra_have = OID_ARRAY_INIT; |
| 163 | struct oid_array shallow = OID_ARRAY_INIT; |
| 164 | struct ref *remote_refs, *local_refs; |
| 165 | int ret; |
| 166 | int helper_status = 0; |
| 167 | int send_all = 0; |
| 168 | int verbose = 0; |
| 169 | const char *receivepack = "git-receive-pack"; |
| 170 | unsigned dry_run = 0; |
| 171 | unsigned send_mirror = 0; |
| 172 | unsigned force_update = 0; |
| 173 | unsigned quiet = 0; |
| 174 | int push_cert = 0; |
| 175 | struct string_list push_options = STRING_LIST_INIT_NODUP; |
| 176 | unsigned use_thin_pack = 0; |
| 177 | unsigned atomic = 0; |
| 178 | unsigned stateless_rpc = 0; |
| 179 | int flags; |
| 180 | unsigned int reject_reasons; |
| 181 | int progress = -1; |
| 182 | int from_stdin = 0; |
| 183 | struct push_cas_option cas = {0}; |
| 184 | int force_if_includes = 0; |
| 185 | struct packet_reader reader; |
| 186 | |
| 187 | struct option options[] = { |
| 188 | OPT__VERBOSITY(&verbose), |
| 189 | OPT_STRING(0, "receive-pack", &receivepack, "receive-pack", N_("receive pack program")), |
| 190 | OPT_STRING(0, "exec", &receivepack, "receive-pack", N_("receive pack program")), |
| 191 | OPT_STRING(0, "remote", &remote_name, "remote", N_("remote name")), |
| 192 | OPT_BOOL(0, "all", &send_all, N_("push all refs")), |
| 193 | OPT_BOOL('n' , "dry-run", &dry_run, N_("dry run")), |
| 194 | OPT_BOOL(0, "mirror", &send_mirror, N_("mirror all refs")), |
| 195 | OPT_BOOL('f', "force", &force_update, N_("force updates")), |
| 196 | OPT_CALLBACK_F(0, "signed", &push_cert, "(yes|no|if-asked)", N_("GPG sign the push"), |
| 197 | PARSE_OPT_OPTARG, option_parse_push_signed), |
| 198 | OPT_STRING_LIST(0, "push-option", &push_options, |
| 199 | N_("server-specific"), |
| 200 | N_("option to transmit")), |
| 201 | OPT_BOOL(0, "progress", &progress, N_("force progress reporting")), |
| 202 | OPT_BOOL(0, "thin", &use_thin_pack, N_("use thin pack")), |
| 203 | OPT_BOOL(0, "atomic", &atomic, N_("request atomic transaction on remote side")), |
| 204 | OPT_BOOL(0, "stateless-rpc", &stateless_rpc, N_("use stateless RPC protocol")), |
| 205 | OPT_BOOL(0, "stdin", &from_stdin, N_("read refs from stdin")), |
| 206 | OPT_BOOL(0, "helper-status", &helper_status, N_("print status from remote helper")), |
| 207 | OPT_CALLBACK_F(0, "force-with-lease", &cas, N_("<refname>:<expect>"), |
| 208 | N_("require old value of ref to be at this value"), |
| 209 | PARSE_OPT_OPTARG, parseopt_push_cas_option), |
| 210 | OPT_BOOL(0, TRANS_OPT_FORCE_IF_INCLUDES, &force_if_includes, |
| 211 | N_("require remote updates to be integrated locally")), |
| 212 | OPT_END() |
| 213 | }; |
| 214 | |
| 215 | repo_config(repo, send_pack_config, NULL); |
| 216 | argc = parse_options(argc, argv, prefix, options, send_pack_usage, 0); |
| 217 | |
| 218 | refspec_init_push(&rs, repo->hash_algo); |
| 219 | |
| 220 | if (argc > 0) { |
| 221 | dest = argv[0]; |
| 222 | refspec_appendn(&rs, argv + 1, argc - 1); |
| 223 | } |
| 224 | |
| 225 | if (!dest) |
| 226 | usage_with_options(send_pack_usage, options); |
| 227 | |
| 228 | args.verbose = verbose; |
| 229 | args.dry_run = dry_run; |
| 230 | args.send_mirror = send_mirror; |
| 231 | args.force_update = force_update; |
| 232 | args.quiet = quiet; |
| 233 | args.push_cert = push_cert; |
| 234 | args.progress = progress; |
| 235 | args.use_thin_pack = use_thin_pack; |
| 236 | args.atomic = atomic; |
| 237 | args.stateless_rpc = stateless_rpc; |
| 238 | args.push_options = push_options.nr ? &push_options : NULL; |
| 239 | args.url = dest; |
| 240 | |
| 241 | if (from_stdin) { |
| 242 | if (args.stateless_rpc) { |
| 243 | const char *buf; |
| 244 | while ((buf = packet_read_line(0, NULL))) |
| 245 | refspec_append(&rs, buf); |
| 246 | } else { |
| 247 | struct strbuf line = STRBUF_INIT; |
| 248 | while (strbuf_getline(&line, stdin) != EOF) |
| 249 | refspec_append(&rs, line.buf); |
| 250 | strbuf_release(&line); |
| 251 | } |
| 252 | } |
| 253 | |
| 254 | /* |
| 255 | * --all and --mirror are incompatible; neither makes sense |
| 256 | * with any refspecs. |
| 257 | */ |
| 258 | if ((rs.nr > 0 && (send_all || args.send_mirror)) || |
| 259 | (send_all && args.send_mirror)) |
| 260 | usage_with_options(send_pack_usage, options); |
| 261 | |
| 262 | if (remote_name) { |
| 263 | remote = remote_get(remote_name); |
| 264 | if (!remote_has_url(remote, dest)) { |
| 265 | die("Destination %s is not a uri for %s", |
| 266 | dest, remote_name); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | if (progress == -1) |
| 271 | progress = !args.quiet && isatty(2); |
| 272 | args.progress = progress; |
| 273 | |
| 274 | if (args.stateless_rpc) { |
| 275 | conn = NULL; |
| 276 | fd[0] = 0; |
| 277 | fd[1] = 1; |
| 278 | } else { |
| 279 | conn = git_connect(fd, dest, GIT_CONNECT_RECEIVE_PACK, |
| 280 | receivepack, |
| 281 | args.verbose ? CONNECT_VERBOSE : 0); |
| 282 | } |
| 283 | |
| 284 | packet_reader_init(&reader, fd[0], NULL, 0, |
| 285 | PACKET_READ_CHOMP_NEWLINE | |
| 286 | PACKET_READ_GENTLE_ON_EOF | |
| 287 | PACKET_READ_DIE_ON_ERR_PACKET); |
| 288 | |
| 289 | switch (discover_version(&reader)) { |
| 290 | case protocol_v2: |
| 291 | die("support for protocol v2 not implemented yet"); |
| 292 | break; |
| 293 | case protocol_v1: |
| 294 | case protocol_v0: |
| 295 | get_remote_heads(&reader, &remote_refs, REF_NORMAL, |
| 296 | &extra_have, &shallow); |
| 297 | break; |
| 298 | case protocol_unknown_version: |
| 299 | BUG("unknown protocol version"); |
| 300 | } |
| 301 | |
| 302 | local_refs = get_local_heads(); |
| 303 | |
| 304 | flags = MATCH_REFS_NONE; |
| 305 | |
| 306 | if (send_all) |
| 307 | flags |= MATCH_REFS_ALL; |
| 308 | if (args.send_mirror) |
| 309 | flags |= MATCH_REFS_MIRROR; |
| 310 | |
| 311 | /* match them up */ |
| 312 | if (match_push_refs(local_refs, &remote_refs, &rs, flags)) { |
| 313 | ret = -1; |
| 314 | goto cleanup; |
| 315 | } |
| 316 | if (!is_empty_cas(&cas)) |
| 317 | apply_push_cas(&cas, remote, remote_refs); |
| 318 | |
| 319 | if (!is_empty_cas(&cas) && force_if_includes) |
| 320 | cas.use_force_if_includes = 1; |
| 321 | |
| 322 | set_ref_status_for_push(remote_refs, args.send_mirror, |
| 323 | args.force_update); |
| 324 | |
| 325 | ret = send_pack(repo, &args, fd, conn, remote_refs, &extra_have); |
| 326 | |
| 327 | if (helper_status) |
| 328 | print_helper_status(remote_refs); |
| 329 | |
| 330 | close(fd[1]); |
| 331 | close(fd[0]); |
| 332 | |
| 333 | ret |= finish_connect(conn); |
| 334 | |
| 335 | if (!helper_status) |
| 336 | transport_print_push_status(dest, remote_refs, args.verbose, 0, &reject_reasons); |
| 337 | |
| 338 | if (!args.dry_run && remote) { |
| 339 | struct ref *ref; |
| 340 | for (ref = remote_refs; ref; ref = ref->next) |
| 341 | transport_update_tracking_ref(remote, ref, args.verbose); |
| 342 | } |
| 343 | |
| 344 | if (!ret && !transport_refs_pushed(remote_refs)) |
| 345 | /* stable plumbing output; do not modify or localize */ |
| 346 | fprintf(stderr, "Everything up-to-date\n"); |
| 347 | |
| 348 | cleanup: |
| 349 | string_list_clear(&push_options, 0); |
| 350 | free_refs(remote_refs); |
| 351 | free_refs(local_refs); |
| 352 | refspec_clear(&rs); |
| 353 | oid_array_clear(&extra_have); |
| 354 | oid_array_clear(&shallow); |
| 355 | clear_cas_option(&cas); |
| 356 | return ret; |
| 357 | } |