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-rw-r--r--transport.c155
1 files changed, 100 insertions, 55 deletions
diff --git a/transport.c b/transport.c
index b64b7bcb86..01ce11a325 100644
--- a/transport.c
+++ b/transport.c
@@ -139,7 +139,7 @@ static struct ref *get_refs_from_bundle(struct transport *transport,
close(data->fd);
data->fd = read_bundle_header(transport->url, &data->header);
if (data->fd < 0)
- die ("Could not read bundle '%s'.", transport->url);
+ die(_("could not read bundle '%s'"), transport->url);
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);
@@ -151,8 +151,7 @@ static struct ref *get_refs_from_bundle(struct transport *transport,
}
static int fetch_refs_from_bundle(struct transport *transport,
- int nr_heads, struct ref **to_fetch,
- struct ref **fetched_refs)
+ int nr_heads, struct ref **to_fetch)
{
struct bundle_transport_data *data = transport->data;
return unbundle(&data->header, data->fd,
@@ -253,8 +252,18 @@ static int connect_setup(struct transport *transport, int for_push)
return 0;
}
-static struct ref *get_refs_via_connect(struct transport *transport, int for_push,
- const struct argv_array *ref_prefixes)
+/*
+ * Obtains the protocol version from the transport and writes it to
+ * transport->data->version, first connecting if not already connected.
+ *
+ * If the protocol version is one that allows skipping the listing of remote
+ * refs, and must_list_refs is 0, the listing of remote refs is skipped and
+ * this function returns NULL. Otherwise, this function returns the list of
+ * remote refs.
+ */
+static struct ref *handshake(struct transport *transport, int for_push,
+ const struct argv_array *ref_prefixes,
+ int must_list_refs)
{
struct git_transport_data *data = transport->data;
struct ref *refs = NULL;
@@ -269,8 +278,10 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus
data->version = discover_version(&reader);
switch (data->version) {
case protocol_v2:
- get_remote_refs(data->fd[1], &reader, &refs, for_push,
- ref_prefixes, transport->server_options);
+ if (must_list_refs)
+ get_remote_refs(data->fd[1], &reader, &refs, for_push,
+ ref_prefixes,
+ transport->server_options);
break;
case protocol_v1:
case protocol_v0:
@@ -284,12 +295,20 @@ static struct ref *get_refs_via_connect(struct transport *transport, int for_pus
}
data->got_remote_heads = 1;
+ if (reader.line_peeked)
+ BUG("buffer must be empty at the end of handshake()");
+
return refs;
}
+static struct ref *get_refs_via_connect(struct transport *transport, int for_push,
+ const struct argv_array *ref_prefixes)
+{
+ return handshake(transport, for_push, ref_prefixes, 1);
+}
+
static int fetch_refs_via_pack(struct transport *transport,
- int nr_heads, struct ref **to_fetch,
- struct ref **fetched_refs)
+ int nr_heads, struct ref **to_fetch)
{
int ret = 0;
struct git_transport_data *data = transport->data;
@@ -322,8 +341,17 @@ static int fetch_refs_via_pack(struct transport *transport,
args.server_options = transport->server_options;
args.negotiation_tips = data->options.negotiation_tips;
- if (!data->got_remote_heads)
- refs_tmp = get_refs_via_connect(transport, 0, NULL);
+ if (!data->got_remote_heads) {
+ int i;
+ int must_list_refs = 0;
+ for (i = 0; i < nr_heads; i++) {
+ if (!to_fetch[i]->exact_oid) {
+ must_list_refs = 1;
+ break;
+ }
+ }
+ refs_tmp = handshake(transport, 0, NULL, must_list_refs);
+ }
switch (data->version) {
case protocol_v2:
@@ -358,12 +386,8 @@ static int fetch_refs_via_pack(struct transport *transport,
if (report_unmatched_refs(to_fetch, nr_heads))
ret = -1;
- if (fetched_refs)
- *fetched_refs = refs;
- else
- free_refs(refs);
-
free_refs(refs_tmp);
+ free_refs(refs);
free(dest);
return ret;
}
@@ -662,7 +686,7 @@ static int git_transport_push(struct transport *transport, struct ref *remote_re
switch (data->version) {
case protocol_v2:
- die("support for protocol v2 not implemented yet");
+ die(_("support for protocol v2 not implemented yet"));
break;
case protocol_v1:
case protocol_v0:
@@ -709,6 +733,7 @@ static int disconnect_git(struct transport *transport)
}
static struct transport_vtable taken_over_vtable = {
+ 1,
NULL,
get_refs_via_connect,
fetch_refs_via_pack,
@@ -788,7 +813,7 @@ static enum protocol_allow_config parse_protocol_config(const char *key,
else if (!strcasecmp(value, "user"))
return PROTOCOL_ALLOW_USER_ONLY;
- die("unknown value for config '%s': %s", key, value);
+ die(_("unknown value for config '%s': %s"), key, value);
}
static enum protocol_allow_config get_protocol_config(const char *type)
@@ -854,10 +879,11 @@ int is_transport_allowed(const char *type, int from_user)
void transport_check_allowed(const char *type)
{
if (!is_transport_allowed(type, -1))
- die("transport '%s' not allowed", type);
+ die(_("transport '%s' not allowed"), type);
}
static struct transport_vtable bundle_vtable = {
+ 0,
NULL,
get_refs_from_bundle,
fetch_refs_from_bundle,
@@ -867,6 +893,7 @@ static struct transport_vtable bundle_vtable = {
};
static struct transport_vtable builtin_smart_vtable = {
+ 1,
NULL,
get_refs_via_connect,
fetch_refs_via_pack,
@@ -883,7 +910,7 @@ struct transport *transport_get(struct remote *remote, const char *url)
ret->progress = isatty(2);
if (!remote)
- die("No remote provided to transport_get()");
+ BUG("No remote provided to transport_get()");
ret->got_remote_refs = 0;
ret->remote = remote;
@@ -906,7 +933,7 @@ struct transport *transport_get(struct remote *remote, const char *url)
if (helper) {
transport_helper_init(ret, helper);
} else if (starts_with(url, "rsync:")) {
- die("git-over-rsync is no longer supported");
+ 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");
@@ -1145,13 +1172,14 @@ int transport_push(struct transport *transport,
oid_array_append(&commits,
&ref->new_oid);
- if (!push_unpushed_submodules(&commits,
+ if (!push_unpushed_submodules(&the_index,
+ &commits,
transport->remote,
rs,
transport->push_options,
pretend)) {
oid_array_clear(&commits);
- die("Failed to push all needed submodules!");
+ die(_("failed to push all needed submodules"));
}
oid_array_clear(&commits);
}
@@ -1169,8 +1197,10 @@ int transport_push(struct transport *transport,
oid_array_append(&commits,
&ref->new_oid);
- if (find_unpushed_submodules(&commits, transport->remote->name,
- &needs_pushing)) {
+ if (find_unpushed_submodules(&the_index,
+ &commits,
+ transport->remote->name,
+ &needs_pushing)) {
oid_array_clear(&commits);
die_with_unpushed_submodules(&needs_pushing);
}
@@ -1223,31 +1253,28 @@ const struct ref *transport_get_remote_refs(struct transport *transport,
return transport->remote_refs;
}
-int transport_fetch_refs(struct transport *transport, struct ref *refs,
- struct ref **fetched_refs)
+int transport_fetch_refs(struct transport *transport, struct ref *refs)
{
int rc;
int nr_heads = 0, nr_alloc = 0, nr_refs = 0;
struct ref **heads = NULL;
- struct ref *nop_head = NULL, **nop_tail = &nop_head;
struct ref *rm;
+ if (!transport->vtable->fetch_without_list)
+ /*
+ * Some transports (e.g. the built-in bundle transport and the
+ * transport helper interface) do not work when fetching is
+ * done immediately after transport creation. List the remote
+ * refs anyway (if not already listed) as a workaround.
+ */
+ transport_get_remote_refs(transport, NULL);
+
for (rm = refs; rm; rm = rm->next) {
nr_refs++;
if (rm->peer_ref &&
!is_null_oid(&rm->old_oid) &&
- !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid)) {
- /*
- * These need to be reported as fetched, but we don't
- * actually need to fetch them.
- */
- if (fetched_refs) {
- struct ref *nop_ref = copy_ref(rm);
- *nop_tail = nop_ref;
- nop_tail = &nop_ref->next;
- }
+ oideq(&rm->peer_ref->old_oid, &rm->old_oid))
continue;
- }
ALLOC_GROW(heads, nr_heads + 1, nr_alloc);
heads[nr_heads++] = rm;
}
@@ -1265,11 +1292,7 @@ int transport_fetch_refs(struct transport *transport, struct ref *refs,
heads[nr_heads++] = rm;
}
- rc = transport->vtable->fetch(transport, nr_heads, heads, fetched_refs);
- if (fetched_refs && nop_head) {
- *nop_tail = *fetched_refs;
- *fetched_refs = nop_head;
- }
+ rc = transport->vtable->fetch(transport, nr_heads, heads);
free(heads);
return rc;
@@ -1289,7 +1312,7 @@ int transport_connect(struct transport *transport, const char *name,
if (transport->vtable->connect)
return transport->vtable->connect(transport, name, exec, fd);
else
- die("Operation not supported by protocol");
+ die(_("operation not supported by protocol"));
}
int transport_disconnect(struct transport *transport)
@@ -1347,6 +1370,33 @@ literal_copy:
return xstrdup(url);
}
+static void fill_alternate_refs_command(struct child_process *cmd,
+ const char *repo_path)
+{
+ const char *value;
+
+ if (!git_config_get_value("core.alternateRefsCommand", &value)) {
+ cmd->use_shell = 1;
+
+ argv_array_push(&cmd->args, value);
+ argv_array_push(&cmd->args, repo_path);
+ } else {
+ cmd->git_cmd = 1;
+
+ argv_array_pushf(&cmd->args, "--git-dir=%s", repo_path);
+ argv_array_push(&cmd->args, "for-each-ref");
+ argv_array_push(&cmd->args, "--format=%(objectname)");
+
+ if (!git_config_get_value("core.alternateRefsPrefixes", &value)) {
+ argv_array_push(&cmd->args, "--");
+ argv_array_split(&cmd->args, value);
+ }
+ }
+
+ cmd->env = local_repo_env;
+ cmd->out = -1;
+}
+
static void read_alternate_refs(const char *path,
alternate_ref_fn *cb,
void *data)
@@ -1355,12 +1405,7 @@ static void read_alternate_refs(const char *path,
struct strbuf line = STRBUF_INIT;
FILE *fh;
- cmd.git_cmd = 1;
- argv_array_pushf(&cmd.args, "--git-dir=%s", path);
- argv_array_push(&cmd.args, "for-each-ref");
- argv_array_push(&cmd.args, "--format=%(objectname) %(refname)");
- cmd.env = local_repo_env;
- cmd.out = -1;
+ fill_alternate_refs_command(&cmd, path);
if (start_command(&cmd))
return;
@@ -1368,15 +1413,15 @@ static void read_alternate_refs(const char *path,
fh = xfdopen(cmd.out, "r");
while (strbuf_getline_lf(&line, fh) != EOF) {
struct object_id oid;
+ const char *p;
- if (get_oid_hex(line.buf, &oid) ||
- line.buf[GIT_SHA1_HEXSZ] != ' ') {
- warning("invalid line while parsing alternate refs: %s",
+ if (parse_oid_hex(line.buf, &oid, &p) || *p) {
+ warning(_("invalid line while parsing alternate refs: %s"),
line.buf);
break;
}
- cb(line.buf + GIT_SHA1_HEXSZ + 1, &oid, data);
+ cb(&oid, data);
}
fclose(fh);
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-28 23:13:18 +0000