Andrew's git - gitweb.git/blob - builtin/send-pack.c

   1#include "builtin.h"
   2#include "commit.h"
   3#include "refs.h"
   4#include "pkt-line.h"
   5#include "sideband.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 "version.h"
  13
  14static const char send_pack_usage[] =
  15"git send-pack [--all | --mirror] [--dry-run] [--force] [--receive-pack=<git-receive-pack>] [--verbose] [--thin] [<host>:]<directory> [<ref>...]\n"
  16"  --all and explicit <ref> specification are mutually exclusive.";
  17
  18static struct send_pack_args args;
  19
  20static void print_helper_status(struct ref *ref)
  21{
  22        struct strbuf buf = STRBUF_INIT;
  23
  24        for (; ref; ref = ref->next) {
  25                const char *msg = NULL;
  26                const char *res;
  27
  28                switch(ref->status) {
  29                case REF_STATUS_NONE:
  30                        res = "error";
  31                        msg = "no match";
  32                        break;
  33
  34                case REF_STATUS_OK:
  35                        res = "ok";
  36                        break;
  37
  38                case REF_STATUS_UPTODATE:
  39                        res = "ok";
  40                        msg = "up to date";
  41                        break;
  42
  43                case REF_STATUS_REJECT_NONFASTFORWARD:
  44                        res = "error";
  45                        msg = "non-fast forward";
  46                        break;
  47
  48                case REF_STATUS_REJECT_FETCH_FIRST:
  49                        res = "error";
  50                        msg = "fetch first";
  51                        break;
  52
  53                case REF_STATUS_REJECT_NEEDS_FORCE:
  54                        res = "error";
  55                        msg = "needs force";
  56                        break;
  57
  58                case REF_STATUS_REJECT_STALE:
  59                        res = "error";
  60                        msg = "stale info";
  61                        break;
  62
  63                case REF_STATUS_REJECT_ALREADY_EXISTS:
  64                        res = "error";
  65                        msg = "already exists";
  66                        break;
  67
  68                case REF_STATUS_REJECT_NODELETE:
  69                case REF_STATUS_REMOTE_REJECT:
  70                        res = "error";
  71                        break;
  72
  73                case REF_STATUS_EXPECTING_REPORT:
  74                default:
  75                        continue;
  76                }
  77
  78                strbuf_reset(&buf);
  79                strbuf_addf(&buf, "%s %s", res, ref->name);
  80                if (ref->remote_status)
  81                        msg = ref->remote_status;
  82                if (msg) {
  83                        strbuf_addch(&buf, ' ');
  84                        quote_two_c_style(&buf, "", msg, 0);
  85                }
  86                strbuf_addch(&buf, '\n');
  87
  88                write_or_die(1, buf.buf, buf.len);
  89        }
  90        strbuf_release(&buf);
  91}
  92
  93int cmd_send_pack(int argc, const char **argv, const char *prefix)
  94{
  95        int i, nr_refspecs = 0;
  96        const char **refspecs = NULL;
  97        const char *remote_name = NULL;
  98        struct remote *remote = NULL;
  99        const char *dest = NULL;
 100        int fd[2];
 101        struct child_process *conn;
 102        struct extra_have_objects extra_have;
 103        struct ref *remote_refs, *local_refs;
 104        int ret;
 105        int helper_status = 0;
 106        int send_all = 0;
 107        const char *receivepack = "git-receive-pack";
 108        int flags;
 109        unsigned int reject_reasons;
 110        int progress = -1;
 111        struct push_cas_option cas = {0};
 112
 113        argv++;
 114        for (i = 1; i < argc; i++, argv++) {
 115                const char *arg = *argv;
 116
 117                if (*arg == '-') {
 118                        if (!prefixcmp(arg, "--receive-pack=")) {
 119                                receivepack = arg + 15;
 120                                continue;
 121                        }
 122                        if (!prefixcmp(arg, "--exec=")) {
 123                                receivepack = arg + 7;
 124                                continue;
 125                        }
 126                        if (!prefixcmp(arg, "--remote=")) {
 127                                remote_name = arg + 9;
 128                                continue;
 129                        }
 130                        if (!strcmp(arg, "--all")) {
 131                                send_all = 1;
 132                                continue;
 133                        }
 134                        if (!strcmp(arg, "--dry-run")) {
 135                                args.dry_run = 1;
 136                                continue;
 137                        }
 138                        if (!strcmp(arg, "--mirror")) {
 139                                args.send_mirror = 1;
 140                                continue;
 141                        }
 142                        if (!strcmp(arg, "--force")) {
 143                                args.force_update = 1;
 144                                continue;
 145                        }
 146                        if (!strcmp(arg, "--quiet")) {
 147                                args.quiet = 1;
 148                                continue;
 149                        }
 150                        if (!strcmp(arg, "--verbose")) {
 151                                args.verbose = 1;
 152                                continue;
 153                        }
 154                        if (!strcmp(arg, "--progress")) {
 155                                progress = 1;
 156                                continue;
 157                        }
 158                        if (!strcmp(arg, "--no-progress")) {
 159                                progress = 0;
 160                                continue;
 161                        }
 162                        if (!strcmp(arg, "--thin")) {
 163                                args.use_thin_pack = 1;
 164                                continue;
 165                        }
 166                        if (!strcmp(arg, "--stateless-rpc")) {
 167                                args.stateless_rpc = 1;
 168                                continue;
 169                        }
 170                        if (!strcmp(arg, "--helper-status")) {
 171                                helper_status = 1;
 172                                continue;
 173                        }
 174                        if (!strcmp(arg, "--" CAS_OPT_NAME)) {
 175                                if (parse_push_cas_option(&cas, NULL, 0) < 0)
 176                                        exit(1);
 177                                continue;
 178                        }
 179                        if (!strcmp(arg, "--no-" CAS_OPT_NAME)) {
 180                                if (parse_push_cas_option(&cas, NULL, 1) < 0)
 181                                        exit(1);
 182                                continue;
 183                        }
 184                        if (!prefixcmp(arg, "--" CAS_OPT_NAME "=")) {
 185                                if (parse_push_cas_option(&cas,
 186                                                          strchr(arg, '=') + 1, 0) < 0)
 187                                        exit(1);
 188                                continue;
 189                        }
 190                        usage(send_pack_usage);
 191                }
 192                if (!dest) {
 193                        dest = arg;
 194                        continue;
 195                }
 196                refspecs = (const char **) argv;
 197                nr_refspecs = argc - i;
 198                break;
 199        }
 200        if (!dest)
 201                usage(send_pack_usage);
 202        /*
 203         * --all and --mirror are incompatible; neither makes sense
 204         * with any refspecs.
 205         */
 206        if ((refspecs && (send_all || args.send_mirror)) ||
 207            (send_all && args.send_mirror))
 208                usage(send_pack_usage);
 209
 210        if (remote_name) {
 211                remote = remote_get(remote_name);
 212                if (!remote_has_url(remote, dest)) {
 213                        die("Destination %s is not a uri for %s",
 214                            dest, remote_name);
 215                }
 216        }
 217
 218        if (progress == -1)
 219                progress = !args.quiet && isatty(2);
 220        args.progress = progress;
 221
 222        if (args.stateless_rpc) {
 223                conn = NULL;
 224                fd[0] = 0;
 225                fd[1] = 1;
 226        } else {
 227                conn = git_connect(fd, dest, receivepack,
 228                        args.verbose ? CONNECT_VERBOSE : 0);
 229        }
 230
 231        memset(&extra_have, 0, sizeof(extra_have));
 232
 233        get_remote_heads(fd[0], NULL, 0, &remote_refs, REF_NORMAL, &extra_have);
 234
 235        transport_verify_remote_names(nr_refspecs, refspecs);
 236
 237        local_refs = get_local_heads();
 238
 239        flags = MATCH_REFS_NONE;
 240
 241        if (send_all)
 242                flags |= MATCH_REFS_ALL;
 243        if (args.send_mirror)
 244                flags |= MATCH_REFS_MIRROR;
 245
 246        /* match them up */
 247        if (match_push_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags))
 248                return -1;
 249
 250        if (!is_empty_cas(&cas))
 251                apply_push_cas(&cas, remote, remote_refs);
 252
 253        set_ref_status_for_push(remote_refs, args.send_mirror,
 254                args.force_update);
 255
 256        ret = send_pack(&args, fd, conn, remote_refs, &extra_have);
 257
 258        if (helper_status)
 259                print_helper_status(remote_refs);
 260
 261        close(fd[1]);
 262        close(fd[0]);
 263
 264        ret |= finish_connect(conn);
 265
 266        if (!helper_status)
 267                transport_print_push_status(dest, remote_refs, args.verbose, 0, &reject_reasons);
 268
 269        if (!args.dry_run && remote) {
 270                struct ref *ref;
 271                for (ref = remote_refs; ref; ref = ref->next)
 272                        transport_update_tracking_ref(remote, ref, args.verbose);
 273        }
 274
 275        if (!ret && !transport_refs_pushed(remote_refs))
 276                fprintf(stderr, "Everything up-to-date\n");
 277
 278        return ret;
 279}