static timestamp_t oldest_have;
-static int deepen_relative;
static int multi_ack;
static int no_done;
static int use_thin_pack, use_ofs_delta, use_include_tag;
static int allow_ref_in_want;
static struct list_objects_filter_options filter_options;
+static int allow_sideband_all;
+
static void reset_timeout(void)
{
alarm(timeout);
if (use_include_tag)
argv_array_push(&pack_objects.args, "--include-tag");
if (filter_options.filter_spec) {
+ struct strbuf expanded_filter_spec = STRBUF_INIT;
+ expand_list_objects_filter_spec(&filter_options,
+ &expanded_filter_spec);
if (pack_objects.use_shell) {
struct strbuf buf = STRBUF_INIT;
- sq_quote_buf(&buf, filter_options.filter_spec);
+ sq_quote_buf(&buf, expanded_filter_spec.buf);
argv_array_pushf(&pack_objects.args, "--filter=%s", buf.buf);
strbuf_release(&buf);
} else {
argv_array_pushf(&pack_objects.args, "--filter=%s",
- filter_options.filter_spec);
+ expanded_filter_spec.buf);
}
}
min_generation);
}
-static int get_common_commits(struct object_array *have_obj,
+static int get_common_commits(struct packet_reader *reader,
+ struct object_array *have_obj,
struct object_array *want_obj)
{
struct object_id oid;
save_commit_buffer = 0;
for (;;) {
- char *line = packet_read_line(0, NULL);
const char *arg;
reset_timeout();
- if (!line) {
+ if (packet_reader_read(reader) != PACKET_READ_NORMAL) {
if (multi_ack == 2 && got_common
&& !got_other && ok_to_give_up(have_obj, want_obj)) {
sent_ready = 1;
got_other = 0;
continue;
}
- if (skip_prefix(line, "have ", &arg)) {
+ if (skip_prefix(reader->line, "have ", &arg)) {
switch (got_oid(arg, &oid, have_obj)) {
case -1: /* they have what we do not */
got_other = 1;
}
continue;
}
- if (!strcmp(line, "done")) {
+ if (!strcmp(reader->line, "done")) {
if (have_obj->nr > 0) {
if (multi_ack)
packet_write_fmt(1, "ACK %s\n", last_hex);
packet_write_fmt(1, "NAK\n");
return -1;
}
- die("git upload-pack: expected SHA1 list, got '%s'", line);
+ die("git upload-pack: expected SHA1 list, got '%s'", reader->line);
}
}
}
}
-static void send_shallow(struct commit_list *result)
+static void send_shallow(struct packet_writer *writer,
+ struct commit_list *result)
{
while (result) {
struct object *object = &result->item->object;
if (!(object->flags & (CLIENT_SHALLOW|NOT_SHALLOW))) {
- packet_write_fmt(1, "shallow %s",
- oid_to_hex(&object->oid));
+ packet_writer_write(writer, "shallow %s",
+ oid_to_hex(&object->oid));
register_shallow(the_repository, &object->oid);
shallow_nr++;
}
}
}
-static void send_unshallow(const struct object_array *shallows,
+static void send_unshallow(struct packet_writer *writer,
+ const struct object_array *shallows,
struct object_array *want_obj)
{
int i;
struct object *object = shallows->objects[i].item;
if (object->flags & NOT_SHALLOW) {
struct commit_list *parents;
- packet_write_fmt(1, "unshallow %s",
- oid_to_hex(&object->oid));
+ packet_writer_write(writer, "unshallow %s",
+ oid_to_hex(&object->oid));
object->flags &= ~CLIENT_SHALLOW;
/*
* We want to _register_ "object" as shallow, but we
}
}
-static void deepen(int depth, int deepen_relative,
+static int check_ref(const char *refname_full, const struct object_id *oid,
+ int flag, void *cb_data);
+static void deepen(struct packet_writer *writer, int depth, int deepen_relative,
struct object_array *shallows, struct object_array *want_obj)
{
if (depth == INFINITE_DEPTH && !is_repository_shallow(the_repository)) {
struct object_array reachable_shallows = OBJECT_ARRAY_INIT;
struct commit_list *result;
+ /*
+ * Checking for reachable shallows requires that our refs be
+ * marked with OUR_REF.
+ */
+ head_ref_namespaced(check_ref, NULL);
+ for_each_namespaced_ref(check_ref, NULL);
+
get_reachable_list(shallows, &reachable_shallows);
result = get_shallow_commits(&reachable_shallows,
depth + 1,
SHALLOW, NOT_SHALLOW);
- send_shallow(result);
+ send_shallow(writer, result);
free_commit_list(result);
object_array_clear(&reachable_shallows);
} else {
result = get_shallow_commits(want_obj, depth,
SHALLOW, NOT_SHALLOW);
- send_shallow(result);
+ send_shallow(writer, result);
free_commit_list(result);
}
- send_unshallow(shallows, want_obj);
+ send_unshallow(writer, shallows, want_obj);
}
-static void deepen_by_rev_list(int ac, const char **av,
+static void deepen_by_rev_list(struct packet_writer *writer, int ac,
+ const char **av,
struct object_array *shallows,
struct object_array *want_obj)
{
struct commit_list *result;
- close_commit_graph(the_repository);
+ close_commit_graph(the_repository->objects);
result = get_shallow_commits_by_rev_list(ac, av, SHALLOW, NOT_SHALLOW);
- send_shallow(result);
+ send_shallow(writer, result);
free_commit_list(result);
- send_unshallow(shallows, want_obj);
+ send_unshallow(writer, shallows, want_obj);
}
/* Returns 1 if a shallow list is sent or 0 otherwise */
-static int send_shallow_list(int depth, int deepen_rev_list,
+static int send_shallow_list(struct packet_writer *writer,
+ int depth, int deepen_rev_list,
timestamp_t deepen_since,
struct string_list *deepen_not,
+ int deepen_relative,
struct object_array *shallows,
struct object_array *want_obj)
{
if (depth > 0 && deepen_rev_list)
die("git upload-pack: deepen and deepen-since (or deepen-not) cannot be used together");
if (depth > 0) {
- deepen(depth, deepen_relative, shallows, want_obj);
+ deepen(writer, depth, deepen_relative, shallows, want_obj);
ret = 1;
} else if (deepen_rev_list) {
struct argv_array av = ARGV_ARRAY_INIT;
struct object *o = want_obj->objects[i].item;
argv_array_push(&av, oid_to_hex(&o->oid));
}
- deepen_by_rev_list(av.argc, av.argv, shallows, want_obj);
+ deepen_by_rev_list(writer, av.argc, av.argv, shallows, want_obj);
argv_array_clear(&av);
ret = 1;
} else {
return 0;
}
-static void receive_needs(struct object_array *want_obj)
+static void receive_needs(struct packet_reader *reader, struct object_array *want_obj)
{
struct object_array shallows = OBJECT_ARRAY_INIT;
struct string_list deepen_not = STRING_LIST_INIT_DUP;
int has_non_tip = 0;
timestamp_t deepen_since = 0;
int deepen_rev_list = 0;
+ int deepen_relative = 0;
+ struct packet_writer writer;
shallow_nr = 0;
+ packet_writer_init(&writer, 1);
for (;;) {
struct object *o;
const char *features;
struct object_id oid_buf;
- char *line = packet_read_line(0, NULL);
const char *arg;
reset_timeout();
- if (!line)
+ if (packet_reader_read(reader) != PACKET_READ_NORMAL)
break;
- if (process_shallow(line, &shallows))
+ if (process_shallow(reader->line, &shallows))
continue;
- if (process_deepen(line, &depth))
+ if (process_deepen(reader->line, &depth))
continue;
- if (process_deepen_since(line, &deepen_since, &deepen_rev_list))
+ if (process_deepen_since(reader->line, &deepen_since, &deepen_rev_list))
continue;
- if (process_deepen_not(line, &deepen_not, &deepen_rev_list))
+ if (process_deepen_not(reader->line, &deepen_not, &deepen_rev_list))
continue;
- if (skip_prefix(line, "filter ", &arg)) {
+ if (skip_prefix(reader->line, "filter ", &arg)) {
if (!filter_capability_requested)
die("git upload-pack: filtering capability not negotiated");
parse_list_objects_filter(&filter_options, arg);
continue;
}
- if (!skip_prefix(line, "want ", &arg) ||
+ if (!skip_prefix(reader->line, "want ", &arg) ||
parse_oid_hex(arg, &oid_buf, &features))
die("git upload-pack: protocol error, "
- "expected to get object ID, not '%s'", line);
+ "expected to get object ID, not '%s'", reader->line);
if (parse_feature_request(features, "deepen-relative"))
deepen_relative = 1;
o = parse_object(the_repository, &oid_buf);
if (!o) {
- packet_write_fmt(1,
- "ERR upload-pack: not our ref %s",
- oid_to_hex(&oid_buf));
+ packet_writer_error(&writer,
+ "upload-pack: not our ref %s",
+ oid_to_hex(&oid_buf));
die("git upload-pack: not our ref %s",
oid_to_hex(&oid_buf));
}
if (depth == 0 && !deepen_rev_list && shallows.nr == 0)
return;
- if (send_shallow_list(depth, deepen_rev_list, deepen_since,
- &deepen_not, &shallows, want_obj))
+ if (send_shallow_list(&writer, depth, deepen_rev_list, deepen_since,
+ &deepen_not, deepen_relative, &shallows,
+ want_obj))
packet_flush(1);
object_array_clear(&shallows);
}
allow_filter = git_config_bool(var, value);
} else if (!strcmp("uploadpack.allowrefinwant", var)) {
allow_ref_in_want = git_config_bool(var, value);
+ } else if (!strcmp("uploadpack.allowsidebandall", var)) {
+ allow_sideband_all = git_config_bool(var, value);
}
if (current_config_scope() != CONFIG_SCOPE_REPO) {
{
struct string_list symref = STRING_LIST_INIT_DUP;
struct object_array want_obj = OBJECT_ARRAY_INIT;
+ struct packet_reader reader;
stateless_rpc = options->stateless_rpc;
timeout = options->timeout;
if (options->advertise_refs)
return;
- receive_needs(&want_obj);
+ packet_reader_init(&reader, 0, NULL, 0,
+ PACKET_READ_CHOMP_NEWLINE |
+ PACKET_READ_DIE_ON_ERR_PACKET);
+
+ receive_needs(&reader, &want_obj);
if (want_obj.nr) {
struct object_array have_obj = OBJECT_ARRAY_INIT;
- get_common_commits(&have_obj, &want_obj);
+ get_common_commits(&reader, &have_obj, &want_obj);
create_pack_file(&have_obj, &want_obj);
}
}
int deepen_rev_list;
int deepen_relative;
+ struct packet_writer writer;
+
unsigned stateless_rpc : 1;
unsigned use_thin_pack : 1;
data->haves = haves;
data->shallows = shallows;
data->deepen_not = deepen_not;
+ packet_writer_init(&data->writer, 1);
}
static void upload_pack_data_clear(struct upload_pack_data *data)
string_list_clear(&data->deepen_not, 0);
}
-static int parse_want(const char *line, struct object_array *want_obj)
+static int parse_want(struct packet_writer *writer, const char *line,
+ struct object_array *want_obj)
{
const char *arg;
if (skip_prefix(line, "want ", &arg)) {
o = parse_object(the_repository, &oid);
if (!o) {
- packet_write_fmt(1,
- "ERR upload-pack: not our ref %s",
- oid_to_hex(&oid));
+ packet_writer_error(writer,
+ "upload-pack: not our ref %s",
+ oid_to_hex(&oid));
die("git upload-pack: not our ref %s",
oid_to_hex(&oid));
}
return 0;
}
-static int parse_want_ref(const char *line, struct string_list *wanted_refs,
+static int parse_want_ref(struct packet_writer *writer, const char *line,
+ struct string_list *wanted_refs,
struct object_array *want_obj)
{
const char *arg;
struct object *o;
if (read_ref(arg, &oid)) {
- packet_write_fmt(1, "ERR unknown ref %s", arg);
+ packet_writer_error(writer, "unknown ref %s", arg);
die("unknown ref %s", arg);
}
const char *p;
/* process want */
- if (parse_want(arg, want_obj))
+ if (parse_want(&data->writer, arg, want_obj))
continue;
if (allow_ref_in_want &&
- parse_want_ref(arg, &data->wanted_refs, want_obj))
+ parse_want_ref(&data->writer, arg, &data->wanted_refs,
+ want_obj))
continue;
/* process have line */
if (parse_have(arg, &data->haves))
continue;
}
+ if ((git_env_bool("GIT_TEST_SIDEBAND_ALL", 0) ||
+ allow_sideband_all) &&
+ !strcmp(arg, "sideband-all")) {
+ data->writer.use_sideband = 1;
+ continue;
+ }
+
/* ignore unknown lines maybe? */
die("unexpected line: '%s'", arg);
}
return 0;
}
-static int send_acks(struct oid_array *acks, struct strbuf *response,
+static int send_acks(struct packet_writer *writer, struct oid_array *acks,
const struct object_array *have_obj,
struct object_array *want_obj)
{
int i;
- packet_buf_write(response, "acknowledgments\n");
+ packet_writer_write(writer, "acknowledgments\n");
/* Send Acks */
if (!acks->nr)
- packet_buf_write(response, "NAK\n");
+ packet_writer_write(writer, "NAK\n");
for (i = 0; i < acks->nr; i++) {
- packet_buf_write(response, "ACK %s\n",
- oid_to_hex(&acks->oid[i]));
+ packet_writer_write(writer, "ACK %s\n",
+ oid_to_hex(&acks->oid[i]));
}
if (ok_to_give_up(have_obj, want_obj)) {
/* Send Ready */
- packet_buf_write(response, "ready\n");
+ packet_writer_write(writer, "ready\n");
return 1;
}
struct object_array *want_obj)
{
struct oid_array common = OID_ARRAY_INIT;
- struct strbuf response = STRBUF_INIT;
int ret = 0;
process_haves(&data->haves, &common, have_obj);
if (data->done) {
ret = 1;
- } else if (send_acks(&common, &response, have_obj, want_obj)) {
- packet_buf_delim(&response);
+ } else if (send_acks(&data->writer, &common, have_obj, want_obj)) {
+ packet_writer_delim(&data->writer);
ret = 1;
} else {
/* Add Flush */
- packet_buf_flush(&response);
+ packet_writer_flush(&data->writer);
ret = 0;
}
- /* Send response */
- write_or_die(1, response.buf, response.len);
- strbuf_release(&response);
-
oid_array_clear(&data->haves);
oid_array_clear(&common);
return ret;
if (!data->wanted_refs.nr)
return;
- packet_write_fmt(1, "wanted-refs\n");
+ packet_writer_write(&data->writer, "wanted-refs\n");
for_each_string_list_item(item, &data->wanted_refs) {
- packet_write_fmt(1, "%s %s\n",
- oid_to_hex(item->util),
- item->string);
+ packet_writer_write(&data->writer, "%s %s\n",
+ oid_to_hex(item->util),
+ item->string);
}
- packet_delim(1);
+ packet_writer_delim(&data->writer);
}
static void send_shallow_info(struct upload_pack_data *data,
!is_repository_shallow(the_repository))
return;
- packet_write_fmt(1, "shallow-info\n");
+ packet_writer_write(&data->writer, "shallow-info\n");
- if (!send_shallow_list(data->depth, data->deepen_rev_list,
+ if (!send_shallow_list(&data->writer, data->depth,
+ data->deepen_rev_list,
data->deepen_since, &data->deepen_not,
+ data->deepen_relative,
&data->shallows, want_obj) &&
is_repository_shallow(the_repository))
- deepen(INFINITE_DEPTH, data->deepen_relative, &data->shallows,
- want_obj);
+ deepen(&data->writer, INFINITE_DEPTH, data->deepen_relative,
+ &data->shallows, want_obj);
packet_delim(1);
}
send_wanted_ref_info(&data);
send_shallow_info(&data, &want_obj);
- packet_write_fmt(1, "packfile\n");
+ packet_writer_write(&data.writer, "packfile\n");
create_pack_file(&have_obj, &want_obj);
state = FETCH_DONE;
break;
if (value) {
int allow_filter_value;
int allow_ref_in_want;
+ int allow_sideband_all_value;
strbuf_addstr(value, "shallow");
&allow_ref_in_want) &&
allow_ref_in_want)
strbuf_addstr(value, " ref-in-want");
+
+ if (git_env_bool("GIT_TEST_SIDEBAND_ALL", 0) ||
+ (!repo_config_get_bool(the_repository,
+ "uploadpack.allowsidebandall",
+ &allow_sideband_all_value) &&
+ allow_sideband_all_value))
+ strbuf_addstr(value, " sideband-all");
}
return 1;