diff options
Diffstat (limited to 'transport.c')
| -rw-r--r-- | transport.c | 283 |
1 files changed, 265 insertions, 18 deletions
diff --git a/transport.c b/transport.c index 9ae92cd39c..3dfb03c06e 100644 --- a/transport.c +++ b/transport.c @@ -143,7 +143,7 @@ static const char *rsync_url(const char *url) return prefixcmp(url, "rsync://") ? skip_prefix(url, "rsync:") : url; } -static struct ref *get_refs_via_rsync(struct transport *transport) +static struct ref *get_refs_via_rsync(struct transport *transport, int for_push) { struct strbuf buf = STRBUF_INIT, temp_dir = STRBUF_INIT; struct ref dummy, *tail = &dummy; @@ -151,6 +151,9 @@ static struct ref *get_refs_via_rsync(struct transport *transport) const char *args[5]; int temp_dir_len; + if (for_push) + return NULL; + /* copy the refs to the temporary directory */ strbuf_addstr(&temp_dir, git_path("rsync-refs-XXXXXX")); @@ -429,7 +432,7 @@ static int curl_transport_push(struct transport *transport, int refspec_nr, cons return !!err; } -static struct ref *get_refs_via_curl(struct transport *transport) +static struct ref *get_refs_via_curl(struct transport *transport, int for_push) { struct strbuf buffer = STRBUF_INIT; char *data, *start, *mid; @@ -446,6 +449,9 @@ static struct ref *get_refs_via_curl(struct transport *transport) struct walker *walker; + if (for_push) + return NULL; + if (!transport->data) transport->data = get_http_walker(transport->url, transport->remote); @@ -532,12 +538,15 @@ struct bundle_transport_data { struct bundle_header header; }; -static struct ref *get_refs_from_bundle(struct transport *transport) +static struct ref *get_refs_from_bundle(struct transport *transport, int for_push) { struct bundle_transport_data *data = transport->data; struct ref *result = NULL; int i; + if (for_push) + return NULL; + if (data->fd > 0) close(data->fd); data->fd = read_bundle_header(transport->url, &data->header); @@ -578,6 +587,7 @@ struct git_transport_data { int fd[2]; const char *uploadpack; const char *receivepack; + struct extra_have_objects extra_have; }; static int set_git_option(struct transport *connection, @@ -609,20 +619,23 @@ static int set_git_option(struct transport *connection, return 1; } -static int connect_setup(struct transport *transport) +static int connect_setup(struct transport *transport, int for_push, int verbose) { struct git_transport_data *data = transport->data; - data->conn = git_connect(data->fd, transport->url, data->uploadpack, 0); + data->conn = git_connect(data->fd, transport->url, + for_push ? data->receivepack : data->uploadpack, + verbose ? CONNECT_VERBOSE : 0); return 0; } -static struct ref *get_refs_via_connect(struct transport *transport) +static struct ref *get_refs_via_connect(struct transport *transport, int for_push) { struct git_transport_data *data = transport->data; struct ref *refs; - connect_setup(transport); - get_remote_heads(data->fd[0], &refs, 0, NULL, 0, NULL); + connect_setup(transport, for_push, 0); + get_remote_heads(data->fd[0], &refs, 0, NULL, + for_push ? REF_NORMAL : 0, &data->extra_have); return refs; } @@ -654,7 +667,7 @@ static int fetch_refs_via_pack(struct transport *transport, origh[i] = heads[i] = xstrdup(to_fetch[i]->name); if (!data->conn) { - connect_setup(transport); + connect_setup(transport, 0, 0); get_remote_heads(data->fd[0], &refs_tmp, 0, NULL, 0, NULL); } @@ -677,20 +690,216 @@ static int fetch_refs_via_pack(struct transport *transport, return (refs ? 0 : -1); } -static int git_transport_push(struct transport *transport, int refspec_nr, const char **refspec, int flags) +static int refs_pushed(struct ref *ref) +{ + for (; ref; ref = ref->next) { + switch(ref->status) { + case REF_STATUS_NONE: + case REF_STATUS_UPTODATE: + break; + default: + return 1; + } + } + return 0; +} + +static void update_tracking_ref(struct remote *remote, struct ref *ref, int verbose) +{ + struct refspec rs; + + if (ref->status != REF_STATUS_OK && ref->status != REF_STATUS_UPTODATE) + return; + + rs.src = ref->name; + rs.dst = NULL; + + if (!remote_find_tracking(remote, &rs)) { + if (verbose) + fprintf(stderr, "updating local tracking ref '%s'\n", rs.dst); + if (ref->deletion) { + delete_ref(rs.dst, NULL, 0); + } else + update_ref("update by push", rs.dst, + ref->new_sha1, NULL, 0, 0); + free(rs.dst); + } +} + +#define SUMMARY_WIDTH (2 * DEFAULT_ABBREV + 3) + +static void print_ref_status(char flag, const char *summary, struct ref *to, struct ref *from, const char *msg) +{ + fprintf(stderr, " %c %-*s ", flag, SUMMARY_WIDTH, summary); + if (from) + fprintf(stderr, "%s -> %s", prettify_ref(from), prettify_ref(to)); + else + fputs(prettify_ref(to), stderr); + if (msg) { + fputs(" (", stderr); + fputs(msg, stderr); + fputc(')', stderr); + } + fputc('\n', stderr); +} + +static const char *status_abbrev(unsigned char sha1[20]) +{ + return find_unique_abbrev(sha1, DEFAULT_ABBREV); +} + +static void print_ok_ref_status(struct ref *ref) +{ + if (ref->deletion) + print_ref_status('-', "[deleted]", ref, NULL, NULL); + else if (is_null_sha1(ref->old_sha1)) + print_ref_status('*', + (!prefixcmp(ref->name, "refs/tags/") ? "[new tag]" : + "[new branch]"), + ref, ref->peer_ref, NULL); + else { + char quickref[84]; + char type; + const char *msg; + + strcpy(quickref, status_abbrev(ref->old_sha1)); + if (ref->nonfastforward) { + strcat(quickref, "..."); + type = '+'; + msg = "forced update"; + } else { + strcat(quickref, ".."); + type = ' '; + msg = NULL; + } + strcat(quickref, status_abbrev(ref->new_sha1)); + + print_ref_status(type, quickref, ref, ref->peer_ref, msg); + } +} + +static int print_one_push_status(struct ref *ref, const char *dest, int count) +{ + if (!count) + fprintf(stderr, "To %s\n", dest); + + switch(ref->status) { + case REF_STATUS_NONE: + print_ref_status('X', "[no match]", ref, NULL, NULL); + break; + case REF_STATUS_REJECT_NODELETE: + print_ref_status('!', "[rejected]", ref, NULL, + "remote does not support deleting refs"); + break; + case REF_STATUS_UPTODATE: + print_ref_status('=', "[up to date]", ref, + ref->peer_ref, NULL); + break; + case REF_STATUS_REJECT_NONFASTFORWARD: + print_ref_status('!', "[rejected]", ref, ref->peer_ref, + "non-fast forward"); + break; + case REF_STATUS_REMOTE_REJECT: + print_ref_status('!', "[remote rejected]", ref, + ref->deletion ? NULL : ref->peer_ref, + ref->remote_status); + break; + case REF_STATUS_EXPECTING_REPORT: + print_ref_status('!', "[remote failure]", ref, + ref->deletion ? NULL : ref->peer_ref, + "remote failed to report status"); + break; + case REF_STATUS_OK: + print_ok_ref_status(ref); + break; + } + + return 1; +} + +static void print_push_status(const char *dest, struct ref *refs, int verbose) +{ + struct ref *ref; + int n = 0; + + if (verbose) { + for (ref = refs; ref; ref = ref->next) + if (ref->status == REF_STATUS_UPTODATE) + n += print_one_push_status(ref, dest, n); + } + + for (ref = refs; ref; ref = ref->next) + if (ref->status == REF_STATUS_OK) + n += print_one_push_status(ref, dest, n); + + for (ref = refs; ref; ref = ref->next) { + if (ref->status != REF_STATUS_NONE && + ref->status != REF_STATUS_UPTODATE && + ref->status != REF_STATUS_OK) + n += print_one_push_status(ref, dest, n); + } +} + +static void verify_remote_names(int nr_heads, const char **heads) +{ + int i; + + for (i = 0; i < nr_heads; i++) { + const char *local = heads[i]; + const char *remote = strrchr(heads[i], ':'); + + if (*local == '+') + local++; + + /* A matching refspec is okay. */ + if (remote == local && remote[1] == '\0') + continue; + + remote = remote ? (remote + 1) : local; + switch (check_ref_format(remote)) { + case 0: /* ok */ + case CHECK_REF_FORMAT_ONELEVEL: + /* ok but a single level -- that is fine for + * a match pattern. + */ + case CHECK_REF_FORMAT_WILDCARD: + /* ok but ends with a pattern-match character */ + continue; + } + die("remote part of refspec is not a valid name in %s", + heads[i]); + } +} + +static int git_transport_push(struct transport *transport, struct ref *remote_refs, int flags) { struct git_transport_data *data = transport->data; struct send_pack_args args; + int ret; + + if (!data->conn) { + struct ref *tmp_refs; + connect_setup(transport, 1, 0); + + get_remote_heads(data->fd[0], &tmp_refs, 0, NULL, REF_NORMAL, + NULL); + } - args.receivepack = data->receivepack; - args.send_all = !!(flags & TRANSPORT_PUSH_ALL); args.send_mirror = !!(flags & TRANSPORT_PUSH_MIRROR); args.force_update = !!(flags & TRANSPORT_PUSH_FORCE); args.use_thin_pack = data->thin; args.verbose = !!(flags & TRANSPORT_PUSH_VERBOSE); args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN); - return send_pack(&args, transport->url, transport->remote, refspec_nr, refspec); + ret = send_pack(&args, data->fd, data->conn, remote_refs, + &data->extra_have); + + close(data->fd[1]); + close(data->fd[0]); + ret |= finish_connect(data->conn); + data->conn = NULL; + + return ret; } static int disconnect_git(struct transport *transport) @@ -760,7 +969,7 @@ struct transport *transport_get(struct remote *remote, const char *url) ret->set_option = set_git_option; ret->get_refs_list = get_refs_via_connect; ret->fetch = fetch_refs_via_pack; - ret->push = git_transport_push; + ret->push_refs = git_transport_push; ret->disconnect = disconnect_git; data->thin = 1; @@ -787,15 +996,53 @@ int transport_set_option(struct transport *transport, int transport_push(struct transport *transport, int refspec_nr, const char **refspec, int flags) { - if (!transport->push) - return 1; - return transport->push(transport, refspec_nr, refspec, flags); + verify_remote_names(refspec_nr, refspec); + + if (transport->push) + return transport->push(transport, refspec_nr, refspec, flags); + if (transport->push_refs) { + struct ref *remote_refs = + transport->get_refs_list(transport, 1); + struct ref **remote_tail; + struct ref *local_refs = get_local_heads(); + int match_flags = MATCH_REFS_NONE; + int verbose = flags & TRANSPORT_PUSH_VERBOSE; + int ret; + + if (flags & TRANSPORT_PUSH_ALL) + match_flags |= MATCH_REFS_ALL; + if (flags & TRANSPORT_PUSH_MIRROR) + match_flags |= MATCH_REFS_MIRROR; + + remote_tail = &remote_refs; + while (*remote_tail) + remote_tail = &((*remote_tail)->next); + if (match_refs(local_refs, remote_refs, &remote_tail, + refspec_nr, refspec, match_flags)) { + return -1; + } + + ret = transport->push_refs(transport, remote_refs, flags); + + print_push_status(transport->url, remote_refs, verbose); + + if (!(flags & TRANSPORT_PUSH_DRY_RUN)) { + struct ref *ref; + for (ref = remote_refs; ref; ref = ref->next) + update_tracking_ref(transport->remote, ref, verbose); + } + + if (!ret && !refs_pushed(remote_refs)) + fprintf(stderr, "Everything up-to-date\n"); + return ret; + } + return 1; } const struct ref *transport_get_remote_refs(struct transport *transport) { if (!transport->remote_refs) - transport->remote_refs = transport->get_refs_list(transport); + transport->remote_refs = transport->get_refs_list(transport, 0); return transport->remote_refs; } |