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 "send-pack.h"
   9#include "quote.h"
  10#include "transport.h"
  11#include "version.h"
  12
  13static const char send_pack_usage[] =
  14"git send-pack [--all | --mirror] [--dry-run] [--force] [--receive-pack=<git-receive-pack>] [--verbose] [--thin] [<host>:]<directory> [<ref>...]\n"
  15"  --all and explicit <ref> specification are mutually exclusive.";
  16
  17static struct send_pack_args args;
  18
  19static void print_helper_status(struct ref *ref)
  20{
  21        struct strbuf buf = STRBUF_INIT;
  22
  23        for (; ref; ref = ref->next) {
  24                const char *msg = NULL;
  25                const char *res;
  26
  27                switch(ref->status) {
  28                case REF_STATUS_NONE:
  29                        res = "error";
  30                        msg = "no match";
  31                        break;
  32
  33                case REF_STATUS_OK:
  34                        res = "ok";
  35                        break;
  36
  37                case REF_STATUS_UPTODATE:
  38                        res = "ok";
  39                        msg = "up to date";
  40                        break;
  41
  42                case REF_STATUS_REJECT_NONFASTFORWARD:
  43                        res = "error";
  44                        msg = "non-fast forward";
  45                        break;
  46
  47                case REF_STATUS_REJECT_NODELETE:
  48                case REF_STATUS_REMOTE_REJECT:
  49                        res = "error";
  50                        break;
  51
  52                case REF_STATUS_EXPECTING_REPORT:
  53                default:
  54                        continue;
  55                }
  56
  57                strbuf_reset(&buf);
  58                strbuf_addf(&buf, "%s %s", res, ref->name);
  59                if (ref->remote_status)
  60                        msg = ref->remote_status;
  61                if (msg) {
  62                        strbuf_addch(&buf, ' ');
  63                        quote_two_c_style(&buf, "", msg, 0);
  64                }
  65                strbuf_addch(&buf, '\n');
  66
  67                safe_write(1, buf.buf, buf.len);
  68        }
  69        strbuf_release(&buf);
  70}
  71
  72int cmd_send_pack(int argc, const char **argv, const char *prefix)
  73{
  74        int i, nr_refspecs = 0;
  75        const char **refspecs = NULL;
  76        const char *remote_name = NULL;
  77        struct remote *remote = NULL;
  78        const char *dest = NULL;
  79        int fd[2];
  80        struct child_process *conn;
  81        struct extra_have_objects extra_have;
  82        struct ref *remote_refs, *local_refs;
  83        int ret;
  84        int helper_status = 0;
  85        int send_all = 0;
  86        const char *receivepack = "git-receive-pack";
  87        int flags;
  88        int nonfastforward = 0;
  89        int progress = -1;
  90
  91        argv++;
  92        for (i = 1; i < argc; i++, argv++) {
  93                const char *arg = *argv;
  94
  95                if (*arg == '-') {
  96                        if (!prefixcmp(arg, "--receive-pack=")) {
  97                                receivepack = arg + 15;
  98                                continue;
  99                        }
 100                        if (!prefixcmp(arg, "--exec=")) {
 101                                receivepack = arg + 7;
 102                                continue;
 103                        }
 104                        if (!prefixcmp(arg, "--remote=")) {
 105                                remote_name = arg + 9;
 106                                continue;
 107                        }
 108                        if (!strcmp(arg, "--all")) {
 109                                send_all = 1;
 110                                continue;
 111                        }
 112                        if (!strcmp(arg, "--dry-run")) {
 113                                args.dry_run = 1;
 114                                continue;
 115                        }
 116                        if (!strcmp(arg, "--mirror")) {
 117                                args.send_mirror = 1;
 118                                continue;
 119                        }
 120                        if (!strcmp(arg, "--force")) {
 121                                args.force_update = 1;
 122                                continue;
 123                        }
 124                        if (!strcmp(arg, "--quiet")) {
 125                                args.quiet = 1;
 126                                continue;
 127                        }
 128                        if (!strcmp(arg, "--verbose")) {
 129                                args.verbose = 1;
 130                                continue;
 131                        }
 132                        if (!strcmp(arg, "--progress")) {
 133                                progress = 1;
 134                                continue;
 135                        }
 136                        if (!strcmp(arg, "--no-progress")) {
 137                                progress = 0;
 138                                continue;
 139                        }
 140                        if (!strcmp(arg, "--thin")) {
 141                                args.use_thin_pack = 1;
 142                                continue;
 143                        }
 144                        if (!strcmp(arg, "--stateless-rpc")) {
 145                                args.stateless_rpc = 1;
 146                                continue;
 147                        }
 148                        if (!strcmp(arg, "--helper-status")) {
 149                                helper_status = 1;
 150                                continue;
 151                        }
 152                        usage(send_pack_usage);
 153                }
 154                if (!dest) {
 155                        dest = arg;
 156                        continue;
 157                }
 158                refspecs = (const char **) argv;
 159                nr_refspecs = argc - i;
 160                break;
 161        }
 162        if (!dest)
 163                usage(send_pack_usage);
 164        /*
 165         * --all and --mirror are incompatible; neither makes sense
 166         * with any refspecs.
 167         */
 168        if ((refspecs && (send_all || args.send_mirror)) ||
 169            (send_all && args.send_mirror))
 170                usage(send_pack_usage);
 171
 172        if (remote_name) {
 173                remote = remote_get(remote_name);
 174                if (!remote_has_url(remote, dest)) {
 175                        die("Destination %s is not a uri for %s",
 176                            dest, remote_name);
 177                }
 178        }
 179
 180        if (progress == -1)
 181                progress = !args.quiet && isatty(2);
 182        args.progress = progress;
 183
 184        if (args.stateless_rpc) {
 185                conn = NULL;
 186                fd[0] = 0;
 187                fd[1] = 1;
 188        } else {
 189                conn = git_connect(fd, dest, receivepack,
 190                        args.verbose ? CONNECT_VERBOSE : 0);
 191        }
 192
 193        memset(&extra_have, 0, sizeof(extra_have));
 194
 195        get_remote_heads(fd[0], &remote_refs, REF_NORMAL, &extra_have);
 196
 197        transport_verify_remote_names(nr_refspecs, refspecs);
 198
 199        local_refs = get_local_heads();
 200
 201        flags = MATCH_REFS_NONE;
 202
 203        if (send_all)
 204                flags |= MATCH_REFS_ALL;
 205        if (args.send_mirror)
 206                flags |= MATCH_REFS_MIRROR;
 207
 208        /* match them up */
 209        if (match_push_refs(local_refs, &remote_refs, nr_refspecs, refspecs, flags))
 210                return -1;
 211
 212        set_ref_status_for_push(remote_refs, args.send_mirror,
 213                args.force_update);
 214
 215        ret = send_pack(&args, fd, conn, remote_refs, &extra_have);
 216
 217        if (helper_status)
 218                print_helper_status(remote_refs);
 219
 220        close(fd[1]);
 221        close(fd[0]);
 222
 223        ret |= finish_connect(conn);
 224
 225        if (!helper_status)
 226                transport_print_push_status(dest, remote_refs, args.verbose, 0, &nonfastforward);
 227
 228        if (!args.dry_run && remote) {
 229                struct ref *ref;
 230                for (ref = remote_refs; ref; ref = ref->next)
 231                        transport_update_tracking_ref(remote, ref, args.verbose);
 232        }
 233
 234        if (!ret && !transport_refs_pushed(remote_refs))
 235                fprintf(stderr, "Everything up-to-date\n");
 236
 237        return ret;
 238}