#include "submodule.h"
#include "string-list.h"
#include "sha1-array.h"
-
-/* rsync support */
-
-/*
- * We copy packed-refs and refs/ into a temporary file, then read the
- * loose refs recursively (sorting whenever possible), and then inserting
- * those packed refs that are not yet in the list (not validating, but
- * assuming that the file is sorted).
- *
- * Appears refactoring this from refs.c is too cumbersome.
- */
-
-static int str_cmp(const void *a, const void *b)
-{
- const char *s1 = a;
- const char *s2 = b;
-
- return strcmp(s1, s2);
-}
-
-/* path->buf + name_offset is expected to point to "refs/" */
-
-static int read_loose_refs(struct strbuf *path, int name_offset,
- struct ref **tail)
-{
- DIR *dir = opendir(path->buf);
- struct dirent *de;
- struct {
- char **entries;
- int nr, alloc;
- } list;
- int i, pathlen;
-
- if (!dir)
- return -1;
-
- memset (&list, 0, sizeof(list));
-
- while ((de = readdir(dir))) {
- if (is_dot_or_dotdot(de->d_name))
- continue;
- ALLOC_GROW(list.entries, list.nr + 1, list.alloc);
- list.entries[list.nr++] = xstrdup(de->d_name);
- }
- closedir(dir);
-
- /* sort the list */
-
- qsort(list.entries, list.nr, sizeof(char *), str_cmp);
-
- pathlen = path->len;
- strbuf_addch(path, '/');
-
- for (i = 0; i < list.nr; i++, strbuf_setlen(path, pathlen + 1)) {
- strbuf_addstr(path, list.entries[i]);
- if (read_loose_refs(path, name_offset, tail)) {
- int fd = open(path->buf, O_RDONLY);
- char buffer[40];
- struct ref *next;
-
- if (fd < 0)
- continue;
- next = alloc_ref(path->buf + name_offset);
- if (read_in_full(fd, buffer, 40) != 40 ||
- get_sha1_hex(buffer, next->old_sha1)) {
- close(fd);
- free(next);
- continue;
- }
- close(fd);
- (*tail)->next = next;
- *tail = next;
- }
- }
- strbuf_setlen(path, pathlen);
-
- for (i = 0; i < list.nr; i++)
- free(list.entries[i]);
- free(list.entries);
-
- return 0;
-}
-
-/* insert the packed refs for which no loose refs were found */
-
-static void insert_packed_refs(const char *packed_refs, struct ref **list)
-{
- FILE *f = fopen(packed_refs, "r");
- static char buffer[PATH_MAX];
-
- if (!f)
- return;
-
- for (;;) {
- int cmp = 0; /* assigned before used */
- int len;
-
- if (!fgets(buffer, sizeof(buffer), f)) {
- fclose(f);
- return;
- }
-
- if (!isxdigit(buffer[0]))
- continue;
- len = strlen(buffer);
- if (len && buffer[len - 1] == '\n')
- buffer[--len] = '\0';
- if (len < 41)
- continue;
- while ((*list)->next &&
- (cmp = strcmp(buffer + 41,
- (*list)->next->name)) > 0)
- list = &(*list)->next;
- if (!(*list)->next || cmp < 0) {
- struct ref *next = alloc_ref(buffer + 41);
- buffer[40] = '\0';
- if (get_sha1_hex(buffer, next->old_sha1)) {
- warning ("invalid SHA-1: %s", buffer);
- free(next);
- continue;
- }
- next->next = (*list)->next;
- (*list)->next = next;
- list = &(*list)->next;
- }
- }
-}
+#include "sigchain.h"
static void set_upstreams(struct transport *transport, struct ref *refs,
int pretend)
continue;
if (!ref->peer_ref)
continue;
- if (is_null_sha1(ref->new_sha1))
+ if (is_null_oid(&ref->new_oid))
continue;
/* Follow symbolic refs (mainly for HEAD). */
}
}
-static const char *rsync_url(const char *url)
-{
- if (!starts_with(url, "rsync://"))
- skip_prefix(url, "rsync:", &url);
- return url;
-}
-
-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 = {NULL}, *tail = &dummy;
- struct child_process rsync = CHILD_PROCESS_INIT;
- 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"));
- if (!mkdtemp(temp_dir.buf))
- die_errno ("Could not make temporary directory");
- temp_dir_len = temp_dir.len;
-
- strbuf_addstr(&buf, rsync_url(transport->url));
- strbuf_addstr(&buf, "/refs");
-
- rsync.argv = args;
- rsync.stdout_to_stderr = 1;
- args[0] = "rsync";
- args[1] = (transport->verbose > 1) ? "-rv" : "-r";
- args[2] = buf.buf;
- args[3] = temp_dir.buf;
- args[4] = NULL;
-
- if (run_command(&rsync))
- die ("Could not run rsync to get refs");
-
- strbuf_reset(&buf);
- strbuf_addstr(&buf, rsync_url(transport->url));
- strbuf_addstr(&buf, "/packed-refs");
-
- args[2] = buf.buf;
-
- if (run_command(&rsync))
- die ("Could not run rsync to get refs");
-
- /* read the copied refs */
-
- strbuf_addstr(&temp_dir, "/refs");
- read_loose_refs(&temp_dir, temp_dir_len + 1, &tail);
- strbuf_setlen(&temp_dir, temp_dir_len);
-
- tail = &dummy;
- strbuf_addstr(&temp_dir, "/packed-refs");
- insert_packed_refs(temp_dir.buf, &tail);
- strbuf_setlen(&temp_dir, temp_dir_len);
-
- if (remove_dir_recursively(&temp_dir, 0))
- warning ("Error removing temporary directory %s.",
- temp_dir.buf);
-
- strbuf_release(&buf);
- strbuf_release(&temp_dir);
-
- return dummy.next;
-}
-
-static int fetch_objs_via_rsync(struct transport *transport,
- int nr_objs, struct ref **to_fetch)
-{
- struct child_process rsync = CHILD_PROCESS_INIT;
-
- rsync.stdout_to_stderr = 1;
- argv_array_push(&rsync.args, "rsync");
- argv_array_push(&rsync.args, (transport->verbose > 1) ? "-rv" : "-r");
- argv_array_push(&rsync.args, "--ignore-existing");
- argv_array_push(&rsync.args, "--exclude");
- argv_array_push(&rsync.args, "info");
- argv_array_pushf(&rsync.args, "%s/objects/", rsync_url(transport->url));
- argv_array_push(&rsync.args, get_object_directory());
-
- /* NEEDSWORK: handle one level of alternates */
- return run_command(&rsync);
-}
-
-static int write_one_ref(const char *name, const unsigned char *sha1,
- int flags, void *data)
-{
- struct strbuf *buf = data;
- int len = buf->len;
- FILE *f;
-
- /* when called via for_each_ref(), flags is non-zero */
- if (flags && !starts_with(name, "refs/heads/") &&
- !starts_with(name, "refs/tags/"))
- return 0;
-
- strbuf_addstr(buf, name);
- if (safe_create_leading_directories(buf->buf) ||
- !(f = fopen(buf->buf, "w")) ||
- fprintf(f, "%s\n", sha1_to_hex(sha1)) < 0 ||
- fclose(f))
- return error("problems writing temporary file %s", buf->buf);
- strbuf_setlen(buf, len);
- return 0;
-}
-
-static int write_refs_to_temp_dir(struct strbuf *temp_dir,
- int refspec_nr, const char **refspec)
-{
- int i;
-
- for (i = 0; i < refspec_nr; i++) {
- unsigned char sha1[20];
- char *ref;
-
- if (dwim_ref(refspec[i], strlen(refspec[i]), sha1, &ref) != 1)
- return error("Could not get ref %s", refspec[i]);
-
- if (write_one_ref(ref, sha1, 0, temp_dir)) {
- free(ref);
- return -1;
- }
- free(ref);
- }
- return 0;
-}
-
-static int rsync_transport_push(struct transport *transport,
- int refspec_nr, const char **refspec, int flags)
-{
- struct strbuf buf = STRBUF_INIT, temp_dir = STRBUF_INIT;
- int result = 0, i;
- struct child_process rsync = CHILD_PROCESS_INIT;
- const char *args[10];
-
- if (flags & TRANSPORT_PUSH_MIRROR)
- return error("rsync transport does not support mirror mode");
-
- /* first push the objects */
-
- strbuf_addstr(&buf, rsync_url(transport->url));
- strbuf_addch(&buf, '/');
-
- rsync.argv = args;
- rsync.stdout_to_stderr = 1;
- i = 0;
- args[i++] = "rsync";
- args[i++] = "-a";
- if (flags & TRANSPORT_PUSH_DRY_RUN)
- args[i++] = "--dry-run";
- if (transport->verbose > 1)
- args[i++] = "-v";
- args[i++] = "--ignore-existing";
- args[i++] = "--exclude";
- args[i++] = "info";
- args[i++] = get_object_directory();
- args[i++] = buf.buf;
- args[i++] = NULL;
-
- if (run_command(&rsync))
- return error("Could not push objects to %s",
- rsync_url(transport->url));
-
- /* copy the refs to the temporary directory; they could be packed. */
-
- strbuf_addstr(&temp_dir, git_path("rsync-refs-XXXXXX"));
- if (!mkdtemp(temp_dir.buf))
- die_errno ("Could not make temporary directory");
- strbuf_addch(&temp_dir, '/');
-
- if (flags & TRANSPORT_PUSH_ALL) {
- if (for_each_ref(write_one_ref, &temp_dir))
- return -1;
- } else if (write_refs_to_temp_dir(&temp_dir, refspec_nr, refspec))
- return -1;
-
- i = 2;
- if (flags & TRANSPORT_PUSH_DRY_RUN)
- args[i++] = "--dry-run";
- if (!(flags & TRANSPORT_PUSH_FORCE))
- args[i++] = "--ignore-existing";
- args[i++] = temp_dir.buf;
- args[i++] = rsync_url(transport->url);
- args[i++] = NULL;
- if (run_command(&rsync))
- result = error("Could not push to %s",
- rsync_url(transport->url));
-
- if (remove_dir_recursively(&temp_dir, 0))
- warning ("Could not remove temporary directory %s.",
- temp_dir.buf);
-
- strbuf_release(&buf);
- strbuf_release(&temp_dir);
-
- return result;
-}
-
struct bundle_transport_data {
int fd;
struct bundle_header header;
for (i = 0; i < data->header.references.nr; i++) {
struct ref_list_entry *e = data->header.references.list + i;
struct ref *ref = alloc_ref(e->name);
- hashcpy(ref->old_sha1, e->sha1);
+ hashcpy(ref->old_oid.hash, e->sha1);
ref->next = result;
result = ref;
}
die("transport: invalid depth option '%s'", value);
}
return 0;
- } else if (!strcmp(name, TRANS_OPT_PUSH_CERT)) {
- opts->push_cert = !!value;
- return 0;
}
return 1;
}
-static int connect_setup(struct transport *transport, int for_push, int verbose)
+static int connect_setup(struct transport *transport, int for_push)
{
struct git_transport_data *data = transport->data;
+ int flags = transport->verbose > 0 ? CONNECT_VERBOSE : 0;
if (data->conn)
return 0;
+ switch (transport->family) {
+ case TRANSPORT_FAMILY_ALL: break;
+ case TRANSPORT_FAMILY_IPV4: flags |= CONNECT_IPV4; break;
+ case TRANSPORT_FAMILY_IPV6: flags |= CONNECT_IPV6; break;
+ }
+
data->conn = git_connect(data->fd, transport->url,
for_push ? data->options.receivepack :
data->options.uploadpack,
- verbose ? CONNECT_VERBOSE : 0);
+ flags);
return 0;
}
struct git_transport_data *data = transport->data;
struct ref *refs;
- connect_setup(transport, for_push, 0);
+ connect_setup(transport, for_push);
get_remote_heads(data->fd[0], NULL, 0, &refs,
for_push ? REF_NORMAL : 0,
&data->extra_have,
args.update_shallow = data->options.update_shallow;
if (!data->got_remote_heads) {
- connect_setup(transport, 0, 0);
+ connect_setup(transport, 0);
get_remote_heads(data->fd[0], NULL, 0, &refs_tmp, 0,
NULL, &data->shallow);
data->got_remote_heads = 1;
delete_ref(rs.dst, NULL, 0);
} else
update_ref("update by push", rs.dst,
- ref->new_sha1, NULL, 0, 0);
+ ref->new_oid.hash, NULL, 0, 0);
free(rs.dst);
}
}
{
if (ref->deletion)
print_ref_status('-', "[deleted]", ref, NULL, NULL, porcelain);
- else if (is_null_sha1(ref->old_sha1))
+ else if (is_null_oid(&ref->old_oid))
print_ref_status('*',
(starts_with(ref->name, "refs/tags/") ? "[new tag]" :
"[new branch]"),
ref, ref->peer_ref, NULL, porcelain);
else {
- char quickref[84];
+ struct strbuf quickref = STRBUF_INIT;
char type;
const char *msg;
- strcpy(quickref, status_abbrev(ref->old_sha1));
+ strbuf_addstr(&quickref, status_abbrev(ref->old_oid.hash));
if (ref->forced_update) {
- strcat(quickref, "...");
+ strbuf_addstr(&quickref, "...");
type = '+';
msg = "forced update";
} else {
- strcat(quickref, "..");
+ strbuf_addstr(&quickref, "..");
type = ' ';
msg = NULL;
}
- strcat(quickref, status_abbrev(ref->new_sha1));
+ strbuf_addstr(&quickref, status_abbrev(ref->new_oid.hash));
- print_ref_status(type, quickref, ref, ref->peer_ref, msg, porcelain);
+ print_ref_status(type, quickref.buf, ref, ref->peer_ref, msg, porcelain);
+ strbuf_release(&quickref);
}
}
static int print_one_push_status(struct ref *ref, const char *dest, int count, int porcelain)
{
- if (!count)
- fprintf(porcelain ? stdout : stderr, "To %s\n", dest);
+ if (!count) {
+ char *url = transport_anonymize_url(dest);
+ fprintf(porcelain ? stdout : stderr, "To %s\n", url);
+ free(url);
+ }
switch(ref->status) {
case REF_STATUS_NONE:
if (!data->got_remote_heads) {
struct ref *tmp_refs;
- connect_setup(transport, 1, 0);
+ connect_setup(transport, 1);
get_remote_heads(data->fd[0], NULL, 0, &tmp_refs, REF_NORMAL,
NULL, &data->shallow);
args.progress = transport->progress;
args.dry_run = !!(flags & TRANSPORT_PUSH_DRY_RUN);
args.porcelain = !!(flags & TRANSPORT_PUSH_PORCELAIN);
- args.push_cert = !!(flags & TRANSPORT_PUSH_CERT);
args.atomic = !!(flags & TRANSPORT_PUSH_ATOMIC);
args.url = transport->url;
+ if (flags & TRANSPORT_PUSH_CERT_ALWAYS)
+ args.push_cert = SEND_PACK_PUSH_CERT_ALWAYS;
+ else if (flags & TRANSPORT_PUSH_CERT_IF_ASKED)
+ args.push_cert = SEND_PACK_PUSH_CERT_IF_ASKED;
+ else
+ args.push_cert = SEND_PACK_PUSH_CERT_NEVER;
+
ret = send_pack(&args, data->fd, data->conn, remote_refs,
&data->extra_have);
if (helper) {
transport_helper_init(ret, helper);
} else if (starts_with(url, "rsync:")) {
- transport_check_allowed("rsync");
- ret->get_refs_list = get_refs_via_rsync;
- ret->fetch = fetch_objs_via_rsync;
- ret->push = rsync_transport_push;
- ret->smart_options = NULL;
+ die("git-over-rsync is no longer supported");
} else if (url_is_local_not_ssh(url) && is_file(url) && is_bundle(url, 1)) {
struct bundle_transport_data *data = xcalloc(1, sizeof(*data));
transport_check_allowed("file");
|| starts_with(url, "file://")
|| starts_with(url, "git://")
|| starts_with(url, "ssh://")
- || starts_with(url, "git+ssh://")
- || starts_with(url, "ssh+git://")) {
+ || starts_with(url, "git+ssh://") /* deprecated - do not use */
+ || starts_with(url, "ssh+git://") /* deprecated - do not use */
+ ) {
/*
* These are builtin smart transports; "allowed" transports
* will be checked individually in git_connect.
return -1;
}
+ sigchain_push(SIGPIPE, SIG_IGN);
+
strbuf_init(&buf, 256);
for (r = remote_refs; r; r = r->next) {
strbuf_reset(&buf);
strbuf_addf( &buf, "%s %s %s %s\n",
- r->peer_ref->name, sha1_to_hex(r->new_sha1),
- r->name, sha1_to_hex(r->old_sha1));
+ r->peer_ref->name, oid_to_hex(&r->new_oid),
+ r->name, oid_to_hex(&r->old_oid));
- if (write_in_full(proc.in, buf.buf, buf.len) != buf.len) {
- ret = -1;
+ if (write_in_full(proc.in, buf.buf, buf.len) < 0) {
+ /* We do not mind if a hook does not read all refs. */
+ if (errno != EPIPE)
+ ret = -1;
break;
}
}
if (!ret)
ret = x;
+ sigchain_pop(SIGPIPE);
+
x = finish_command(&proc);
if (!ret)
ret = x;
if ((flags & TRANSPORT_RECURSE_SUBMODULES_ON_DEMAND) && !is_bare_repository()) {
struct ref *ref = remote_refs;
for (; ref; ref = ref->next)
- if (!is_null_sha1(ref->new_sha1) &&
- !push_unpushed_submodules(ref->new_sha1,
+ if (!is_null_oid(&ref->new_oid) &&
+ !push_unpushed_submodules(ref->new_oid.hash,
transport->remote->name))
die ("Failed to push all needed submodules!");
}
struct string_list needs_pushing = STRING_LIST_INIT_DUP;
for (; ref; ref = ref->next)
- if (!is_null_sha1(ref->new_sha1) &&
- find_unpushed_submodules(ref->new_sha1,
+ if (!is_null_oid(&ref->new_oid) &&
+ find_unpushed_submodules(ref->new_oid.hash,
transport->remote->name, &needs_pushing))
die_with_unpushed_submodules(&needs_pushing);
}
for (rm = refs; rm; rm = rm->next) {
nr_refs++;
if (rm->peer_ref &&
- !is_null_sha1(rm->old_sha1) &&
- !hashcmp(rm->peer_ref->old_sha1, rm->old_sha1))
+ !is_null_oid(&rm->old_oid) &&
+ !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid))
continue;
ALLOC_GROW(heads, nr_heads + 1, nr_alloc);
heads[nr_heads++] = rm;
* This condition shouldn't be met in a non-deepening fetch
* (see builtin/fetch.c:quickfetch()).
*/
- heads = xmalloc(nr_refs * sizeof(*heads));
+ ALLOC_ARRAY(heads, nr_refs);
for (rm = refs; rm; rm = rm->next)
heads[nr_heads++] = rm;
}
*/
char *transport_anonymize_url(const char *url)
{
- char *anon_url, *scheme_prefix, *anon_part;
+ char *scheme_prefix, *anon_part;
size_t anon_len, prefix_len = 0;
anon_part = strchr(url, '@');
goto literal_copy;
prefix_len = scheme_prefix - url + 3;
}
- anon_url = xcalloc(1, 1 + prefix_len + anon_len);
- memcpy(anon_url, url, prefix_len);
- memcpy(anon_url + prefix_len, anon_part, anon_len);
- return anon_url;
+ return xstrfmt("%.*s%.*s", (int)prefix_len, url,
+ (int)anon_len, anon_part);
literal_copy:
return xstrdup(url);
}