#include "bundle.h"
#include "dir.h"
#include "refs.h"
+#include "refspec.h"
#include "branch.h"
#include "url.h"
#include "submodule.h"
#include "sha1-array.h"
#include "sigchain.h"
#include "transport-internal.h"
+#include "protocol.h"
+#include "object-store.h"
+#include "color.h"
+
+static int transport_use_color = -1;
+static char transport_colors[][COLOR_MAXLEN] = {
+ GIT_COLOR_RESET,
+ GIT_COLOR_RED /* REJECTED */
+};
+
+enum color_transport {
+ TRANSPORT_COLOR_RESET = 0,
+ TRANSPORT_COLOR_REJECTED = 1
+};
+
+static int transport_color_config(void)
+{
+ const char *keys[] = {
+ "color.transport.reset",
+ "color.transport.rejected"
+ }, *key = "color.transport";
+ char *value;
+ int i;
+ static int initialized;
+
+ if (initialized)
+ return 0;
+ initialized = 1;
+
+ if (!git_config_get_string(key, &value))
+ transport_use_color = git_config_colorbool(key, value);
+
+ if (!want_color_stderr(transport_use_color))
+ return 0;
+
+ for (i = 0; i < ARRAY_SIZE(keys); i++)
+ if (!git_config_get_string(keys[i], &value)) {
+ if (!value)
+ return config_error_nonbool(keys[i]);
+ if (color_parse(value, transport_colors[i]) < 0)
+ return -1;
+ }
+
+ return 0;
+}
+
+static const char *transport_get_color(enum color_transport ix)
+{
+ if (want_color_stderr(transport_use_color))
+ return transport_colors[ix];
+ return "";
+}
static void set_upstreams(struct transport *transport, struct ref *refs,
int pretend)
struct bundle_transport_data {
int fd;
struct bundle_header header;
+ unsigned get_refs_from_bundle_called : 1;
};
-static struct ref *get_refs_from_bundle(struct transport *transport, int for_push)
+static struct ref *get_refs_from_bundle(struct transport *transport,
+ int for_push,
+ const struct argv_array *ref_prefixes)
{
struct bundle_transport_data *data = transport->data;
struct ref *result = NULL;
if (for_push)
return NULL;
+ data->get_refs_from_bundle_called = 1;
+
if (data->fd > 0)
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);
int nr_heads, struct ref **to_fetch)
{
struct bundle_transport_data *data = transport->data;
- return unbundle(&data->header, data->fd,
+
+ if (!data->get_refs_from_bundle_called)
+ get_refs_from_bundle(transport, 0, NULL);
+ return unbundle(the_repository, &data->header, data->fd,
transport->progress ? BUNDLE_VERBOSE : 0);
}
struct child_process *conn;
int fd[2];
unsigned got_remote_heads : 1;
+ enum protocol_version version;
struct oid_array extra_have;
struct oid_array shallow;
};
} else if (!strcmp(name, TRANS_OPT_DEEPEN_RELATIVE)) {
opts->deepen_relative = !!value;
return 0;
+ } else if (!strcmp(name, TRANS_OPT_FROM_PROMISOR)) {
+ opts->from_promisor = !!value;
+ return 0;
+ } else if (!strcmp(name, TRANS_OPT_NO_DEPENDENTS)) {
+ opts->no_dependents = !!value;
+ return 0;
+ } else if (!strcmp(name, TRANS_OPT_LIST_OBJECTS_FILTER)) {
+ list_objects_filter_die_if_populated(&opts->filter_options);
+ parse_list_objects_filter(&opts->filter_options, value);
+ return 0;
}
return 1;
}
return 0;
}
-static struct ref *get_refs_via_connect(struct transport *transport, int for_push)
+static void die_if_server_options(struct transport *transport)
+{
+ if (!transport->server_options || !transport->server_options->nr)
+ return;
+ advise(_("see protocol.version in 'git help config' for more details"));
+ die(_("server options require protocol version 2 or later"));
+}
+
+/*
+ * 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;
+ struct ref *refs = NULL;
+ struct packet_reader reader;
connect_setup(transport, for_push);
- get_remote_heads(data->fd[0], NULL, 0, &refs,
- for_push ? REF_NORMAL : 0,
- &data->extra_have,
- &data->shallow);
+
+ packet_reader_init(&reader, data->fd[0], NULL, 0,
+ PACKET_READ_CHOMP_NEWLINE |
+ PACKET_READ_GENTLE_ON_EOF |
+ PACKET_READ_DIE_ON_ERR_PACKET);
+
+ data->version = discover_version(&reader);
+ switch (data->version) {
+ case protocol_v2:
+ 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:
+ die_if_server_options(transport);
+ get_remote_heads(&reader, &refs,
+ for_push ? REF_NORMAL : 0,
+ &data->extra_have,
+ &data->shallow);
+ break;
+ case protocol_unknown_version:
+ BUG("unknown protocol version");
+ }
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)
{
int ret = 0;
struct git_transport_data *data = transport->data;
- struct ref *refs;
- char *dest = xstrdup(transport->url);
+ struct ref *refs = NULL;
struct fetch_pack_args args;
struct ref *refs_tmp = NULL;
data->options.check_self_contained_and_connected;
args.cloning = transport->cloning;
args.update_shallow = data->options.update_shallow;
+ args.from_promisor = data->options.from_promisor;
+ args.no_dependents = data->options.no_dependents;
+ args.filter_options = data->options.filter_options;
+ args.stateless_rpc = transport->stateless_rpc;
+ args.server_options = transport->server_options;
+ args.negotiation_tips = data->options.negotiation_tips;
if (!data->got_remote_heads) {
- connect_setup(transport, 0);
- get_remote_heads(data->fd[0], NULL, 0, &refs_tmp, 0,
- NULL, &data->shallow);
- data->got_remote_heads = 1;
+ 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:
+ refs = fetch_pack(&args, data->fd,
+ refs_tmp ? refs_tmp : transport->remote_refs,
+ to_fetch, nr_heads, &data->shallow,
+ &transport->pack_lockfile, data->version);
+ break;
+ case protocol_v1:
+ case protocol_v0:
+ die_if_server_options(transport);
+ refs = fetch_pack(&args, data->fd,
+ refs_tmp ? refs_tmp : transport->remote_refs,
+ to_fetch, nr_heads, &data->shallow,
+ &transport->pack_lockfile, data->version);
+ break;
+ case protocol_unknown_version:
+ BUG("unknown protocol version");
}
- refs = fetch_pack(&args, data->fd, data->conn,
- refs_tmp ? refs_tmp : transport->remote_refs,
- dest, to_fetch, nr_heads, &data->shallow,
- &transport->pack_lockfile);
close(data->fd[0]);
close(data->fd[1]);
if (finish_connect(data->conn))
data->got_remote_heads = 0;
data->options.self_contained_and_connected =
args.self_contained_and_connected;
+ data->options.connectivity_checked = args.connectivity_checked;
if (refs == NULL)
ret = -1;
free_refs(refs_tmp);
free_refs(refs);
- free(dest);
return ret;
}
void transport_update_tracking_ref(struct remote *remote, struct ref *ref, int verbose)
{
- struct refspec rs;
+ struct refspec_item rs;
if (ref->status != REF_STATUS_OK && ref->status != REF_STATUS_UPTODATE)
return;
else
fprintf(stdout, "%s\n", summary);
} else {
- fprintf(stderr, " %c %-*s ", flag, summary_width, summary);
+ const char *red = "", *reset = "";
+ if (push_had_errors(to)) {
+ red = transport_get_color(TRANSPORT_COLOR_REJECTED);
+ reset = transport_get_color(TRANSPORT_COLOR_RESET);
+ }
+ fprintf(stderr, " %s%c %-*s%s ", red, flag, summary_width,
+ summary, reset);
if (from)
fprintf(stderr, "%s -> %s", prettify_refname(from->name), prettify_refname(to->name));
else
char type;
const char *msg;
- strbuf_add_unique_abbrev(&quickref, ref->old_oid.hash,
+ strbuf_add_unique_abbrev(&quickref, &ref->old_oid,
DEFAULT_ABBREV);
if (ref->forced_update) {
strbuf_addstr(&quickref, "...");
type = ' ';
msg = NULL;
}
- strbuf_add_unique_abbrev(&quickref, ref->new_oid.hash,
+ strbuf_add_unique_abbrev(&quickref, &ref->new_oid,
DEFAULT_ABBREV);
print_ref_status(type, quickref.buf, ref, ref->peer_ref, msg,
static int measure_abbrev(const struct object_id *oid, int sofar)
{
char hex[GIT_MAX_HEXSZ + 1];
- int w = find_unique_abbrev_r(hex, oid->hash, DEFAULT_ABBREV);
+ int w = find_unique_abbrev_r(hex, oid, DEFAULT_ABBREV);
return (w < sofar) ? sofar : w;
}
char *head;
int summary_width = transport_summary_width(refs);
+ if (transport_color_config() < 0)
+ warning(_("could not parse transport.color.* config"));
+
head = resolve_refdup("HEAD", RESOLVE_REF_READING, NULL, NULL);
if (verbose) {
free(head);
}
-void transport_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;
- if (check_refname_format(remote,
- REFNAME_ALLOW_ONELEVEL|REFNAME_REFSPEC_PATTERN))
- 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;
+ int ret = 0;
- if (!data->got_remote_heads) {
- struct ref *tmp_refs;
- connect_setup(transport, 1);
+ if (transport_color_config() < 0)
+ return -1;
- get_remote_heads(data->fd[0], NULL, 0, &tmp_refs, REF_NORMAL,
- NULL, &data->shallow);
- data->got_remote_heads = 1;
- }
+ if (!data->got_remote_heads)
+ get_refs_via_connect(transport, 1, NULL);
memset(&args, 0, sizeof(args));
args.send_mirror = !!(flags & TRANSPORT_PUSH_MIRROR);
else
args.push_cert = SEND_PACK_PUSH_CERT_NEVER;
- ret = send_pack(&args, data->fd, data->conn, remote_refs,
- &data->extra_have);
+ switch (data->version) {
+ case protocol_v2:
+ die(_("support for protocol v2 not implemented yet"));
+ break;
+ case protocol_v1:
+ case protocol_v0:
+ ret = send_pack(&args, data->fd, data->conn, remote_refs,
+ &data->extra_have);
+ break;
+ case protocol_unknown_version:
+ BUG("unknown protocol version");
+ }
close(data->fd[1]);
close(data->fd[0]);
struct git_transport_data *data;
if (!transport->smart_options)
- die("BUG: taking over transport requires non-NULL "
+ BUG("taking over transport requires non-NULL "
"smart_options field.");
data = xcalloc(1, sizeof(*data));
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)
return from_user;
}
- die("BUG: invalid protocol_allow_config type");
+ BUG("invalid protocol_allow_config type");
}
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 = {
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;
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");
proc.argv = argv;
proc.in = -1;
+ proc.trace2_hook_name = "pre-push";
if (start_command(&proc)) {
finish_command(&proc);
return ret;
}
-int transport_push(struct transport *transport,
- int refspec_nr, const char **refspec, int flags,
+int transport_push(struct repository *r,
+ struct transport *transport,
+ struct refspec *rs, int flags,
unsigned int *reject_reasons)
{
*reject_reasons = 0;
- transport_verify_remote_names(refspec_nr, refspec);
+
+ if (transport_color_config() < 0)
+ return -1;
if (transport->vtable->push_refs) {
struct ref *remote_refs;
int porcelain = flags & TRANSPORT_PUSH_PORCELAIN;
int pretend = flags & TRANSPORT_PUSH_DRY_RUN;
int push_ret, ret, err;
+ struct argv_array ref_prefixes = ARGV_ARRAY_INIT;
- if (check_push_refs(local_refs, refspec_nr, refspec) < 0)
+ if (check_push_refs(local_refs, rs) < 0)
return -1;
- remote_refs = transport->vtable->get_refs_list(transport, 1);
+ refspec_ref_prefixes(rs, &ref_prefixes);
+
+ trace2_region_enter("transport_push", "get_refs_list", r);
+ remote_refs = transport->vtable->get_refs_list(transport, 1,
+ &ref_prefixes);
+ trace2_region_leave("transport_push", "get_refs_list", r);
+
+ argv_array_clear(&ref_prefixes);
if (flags & TRANSPORT_PUSH_ALL)
match_flags |= MATCH_REFS_ALL;
if (flags & TRANSPORT_PUSH_FOLLOW_TAGS)
match_flags |= MATCH_REFS_FOLLOW_TAGS;
- if (match_push_refs(local_refs, &remote_refs,
- refspec_nr, refspec, match_flags)) {
+ if (match_push_refs(local_refs, &remote_refs, rs, match_flags))
return -1;
- }
if (transport->smart_options &&
transport->smart_options->cas &&
struct ref *ref = remote_refs;
struct oid_array commits = OID_ARRAY_INIT;
+ trace2_region_enter("transport_push", "push_submodules", r);
for (; ref; ref = ref->next)
if (!is_null_oid(&ref->new_oid))
oid_array_append(&commits,
&ref->new_oid);
- if (!push_unpushed_submodules(&commits,
+ if (!push_unpushed_submodules(r,
+ &commits,
transport->remote,
- refspec, refspec_nr,
+ rs,
transport->push_options,
pretend)) {
oid_array_clear(&commits);
- die("Failed to push all needed submodules!");
+ trace2_region_leave("transport_push", "push_submodules", r);
+ die(_("failed to push all needed submodules"));
}
oid_array_clear(&commits);
+ trace2_region_leave("transport_push", "push_submodules", r);
}
if (((flags & TRANSPORT_RECURSE_SUBMODULES_CHECK) ||
struct string_list needs_pushing = STRING_LIST_INIT_DUP;
struct oid_array commits = OID_ARRAY_INIT;
+ trace2_region_enter("transport_push", "check_submodules", r);
for (; ref; ref = ref->next)
if (!is_null_oid(&ref->new_oid))
oid_array_append(&commits,
&ref->new_oid);
- if (find_unpushed_submodules(&commits, transport->remote->name,
- &needs_pushing)) {
+ if (find_unpushed_submodules(r,
+ &commits,
+ transport->remote->name,
+ &needs_pushing)) {
oid_array_clear(&commits);
+ trace2_region_leave("transport_push", "check_submodules", r);
die_with_unpushed_submodules(&needs_pushing);
}
string_list_clear(&needs_pushing, 0);
oid_array_clear(&commits);
+ trace2_region_leave("transport_push", "check_submodules", r);
}
- if (!(flags & TRANSPORT_RECURSE_SUBMODULES_ONLY))
+ if (!(flags & TRANSPORT_RECURSE_SUBMODULES_ONLY)) {
+ trace2_region_enter("transport_push", "push_refs", r);
push_ret = transport->vtable->push_refs(transport, remote_refs, flags);
- else
+ trace2_region_leave("transport_push", "push_refs", r);
+ } else
push_ret = 0;
err = push_had_errors(remote_refs);
ret = push_ret | err;
+ if ((flags & TRANSPORT_PUSH_ATOMIC) && err) {
+ struct ref *it;
+ for (it = remote_refs; it; it = it->next)
+ switch (it->status) {
+ case REF_STATUS_NONE:
+ case REF_STATUS_UPTODATE:
+ case REF_STATUS_OK:
+ it->status = REF_STATUS_ATOMIC_PUSH_FAILED;
+ break;
+ default:
+ break;
+ }
+ }
+
if (!quiet || err)
transport_print_push_status(transport->url, remote_refs,
verbose | porcelain, porcelain,
return 1;
}
-const struct ref *transport_get_remote_refs(struct transport *transport)
+const struct ref *transport_get_remote_refs(struct transport *transport,
+ const struct argv_array *ref_prefixes)
{
if (!transport->got_remote_refs) {
- transport->remote_refs = transport->vtable->get_refs_list(transport, 0);
+ transport->remote_refs =
+ transport->vtable->get_refs_list(transport, 0,
+ ref_prefixes);
transport->got_remote_refs = 1;
}
nr_refs++;
if (rm->peer_ref &&
!is_null_oid(&rm->old_oid) &&
- !oidcmp(&rm->peer_ref->old_oid, &rm->old_oid))
+ oideq(&rm->peer_ref->old_oid, &rm->old_oid))
continue;
ALLOC_GROW(heads, nr_heads + 1, nr_alloc);
heads[nr_heads++] = rm;
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)
literal_copy:
return xstrdup(url);
}
-
-static void read_alternate_refs(const char *path,
- alternate_ref_fn *cb,
- void *data)
-{
- struct child_process cmd = CHILD_PROCESS_INIT;
- 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;
-
- if (start_command(&cmd))
- return;
-
- fh = xfdopen(cmd.out, "r");
- while (strbuf_getline_lf(&line, fh) != EOF) {
- struct object_id oid;
-
- if (get_oid_hex(line.buf, &oid) ||
- line.buf[GIT_SHA1_HEXSZ] != ' ') {
- warning("invalid line while parsing alternate refs: %s",
- line.buf);
- break;
- }
-
- cb(line.buf + GIT_SHA1_HEXSZ + 1, &oid, data);
- }
-
- fclose(fh);
- finish_command(&cmd);
-}
-
-struct alternate_refs_data {
- alternate_ref_fn *fn;
- void *data;
-};
-
-static int refs_from_alternate_cb(struct alternate_object_database *e,
- void *data)
-{
- struct strbuf path = STRBUF_INIT;
- size_t base_len;
- struct alternate_refs_data *cb = data;
-
- if (!strbuf_realpath(&path, e->path, 0))
- goto out;
- if (!strbuf_strip_suffix(&path, "/objects"))
- goto out;
- base_len = path.len;
-
- /* Is this a git repository with refs? */
- strbuf_addstr(&path, "/refs");
- if (!is_directory(path.buf))
- goto out;
- strbuf_setlen(&path, base_len);
-
- read_alternate_refs(path.buf, cb->fn, cb->data);
-
-out:
- strbuf_release(&path);
- return 0;
-}
-
-void for_each_alternate_ref(alternate_ref_fn fn, void *data)
-{
- struct alternate_refs_data cb;
- cb.fn = fn;
- cb.data = data;
- foreach_alt_odb(refs_from_alternate_cb, &cb);
-}