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Diffstat (limited to 'builtin/fetch.c')
-rw-r--r--builtin/fetch.c83
1 files changed, 77 insertions, 6 deletions
diff --git a/builtin/fetch.c b/builtin/fetch.c
index 7bbcd26faf..8ee998ea2e 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -19,6 +19,7 @@
#include "argv-array.h"
#include "utf8.h"
#include "packfile.h"
+#include "list-objects-filter-options.h"
static const char * const builtin_fetch_usage[] = {
N_("git fetch [<options>] [<repository> [<refspec>...]]"),
@@ -56,6 +57,7 @@ static int recurse_submodules_default = RECURSE_SUBMODULES_ON_DEMAND;
static int shown_url = 0;
static int refmap_alloc, refmap_nr;
static const char **refmap_array;
+static struct list_objects_filter_options filter_options;
static int git_fetch_config(const char *k, const char *v, void *cb)
{
@@ -161,6 +163,7 @@ static struct option builtin_fetch_options[] = {
TRANSPORT_FAMILY_IPV4),
OPT_SET_INT('6', "ipv6", &family, N_("use IPv6 addresses only"),
TRANSPORT_FAMILY_IPV6),
+ OPT_PARSE_LIST_OBJECTS_FILTER(&filter_options),
OPT_END()
};
@@ -1045,6 +1048,11 @@ static struct transport *prepare_transport(struct remote *remote, int deepen)
set_option(transport, TRANS_OPT_DEEPEN_RELATIVE, "yes");
if (update_shallow)
set_option(transport, TRANS_OPT_UPDATE_SHALLOW, "yes");
+ if (filter_options.choice) {
+ set_option(transport, TRANS_OPT_LIST_OBJECTS_FILTER,
+ filter_options.filter_spec);
+ set_option(transport, TRANS_OPT_FROM_PROMISOR, "1");
+ }
return transport;
}
@@ -1265,6 +1273,56 @@ static int fetch_multiple(struct string_list *list)
return result;
}
+/*
+ * Fetching from the promisor remote should use the given filter-spec
+ * or inherit the default filter-spec from the config.
+ */
+static inline void fetch_one_setup_partial(struct remote *remote)
+{
+ /*
+ * Explicit --no-filter argument overrides everything, regardless
+ * of any prior partial clones and fetches.
+ */
+ if (filter_options.no_filter)
+ return;
+
+ /*
+ * If no prior partial clone/fetch and the current fetch DID NOT
+ * request a partial-fetch, do a normal fetch.
+ */
+ if (!repository_format_partial_clone && !filter_options.choice)
+ return;
+
+ /*
+ * If this is the FIRST partial-fetch request, we enable partial
+ * on this repo and remember the given filter-spec as the default
+ * for subsequent fetches to this remote.
+ */
+ if (!repository_format_partial_clone && filter_options.choice) {
+ partial_clone_register(remote->name, &filter_options);
+ return;
+ }
+
+ /*
+ * We are currently limited to only ONE promisor remote and only
+ * allow partial-fetches from the promisor remote.
+ */
+ if (strcmp(remote->name, repository_format_partial_clone)) {
+ if (filter_options.choice)
+ die(_("--filter can only be used with the remote configured in core.partialClone"));
+ return;
+ }
+
+ /*
+ * Do a partial-fetch from the promisor remote using either the
+ * explicitly given filter-spec or inherit the filter-spec from
+ * the config.
+ */
+ if (!filter_options.choice)
+ partial_clone_get_default_filter_spec(&filter_options);
+ return;
+}
+
static int fetch_one(struct remote *remote, int argc, const char **argv)
{
static const char **refs = NULL;
@@ -1320,12 +1378,14 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
{
int i;
struct string_list list = STRING_LIST_INIT_DUP;
- struct remote *remote;
+ struct remote *remote = NULL;
int result = 0;
struct argv_array argv_gc_auto = ARGV_ARRAY_INIT;
packet_trace_identity("fetch");
+ fetch_if_missing = 0;
+
/* Record the command line for the reflog */
strbuf_addstr(&default_rla, "fetch");
for (i = 1; i < argc; i++)
@@ -1359,23 +1419,23 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
if (depth || deepen_since || deepen_not.nr)
deepen = 1;
+ if (filter_options.choice && !repository_format_partial_clone)
+ die("--filter can only be used when extensions.partialClone is set");
+
if (all) {
if (argc == 1)
die(_("fetch --all does not take a repository argument"));
else if (argc > 1)
die(_("fetch --all does not make sense with refspecs"));
(void) for_each_remote(get_one_remote_for_fetch, &list);
- result = fetch_multiple(&list);
} else if (argc == 0) {
/* No arguments -- use default remote */
remote = remote_get(NULL);
- result = fetch_one(remote, argc, argv);
} else if (multiple) {
/* All arguments are assumed to be remotes or groups */
for (i = 0; i < argc; i++)
if (!add_remote_or_group(argv[i], &list))
die(_("No such remote or remote group: %s"), argv[i]);
- result = fetch_multiple(&list);
} else {
/* Single remote or group */
(void) add_remote_or_group(argv[0], &list);
@@ -1383,14 +1443,25 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
/* More than one remote */
if (argc > 1)
die(_("Fetching a group and specifying refspecs does not make sense"));
- result = fetch_multiple(&list);
} else {
/* Zero or one remotes */
remote = remote_get(argv[0]);
- result = fetch_one(remote, argc-1, argv+1);
+ argc--;
+ argv++;
}
}
+ if (remote) {
+ if (filter_options.choice || repository_format_partial_clone)
+ fetch_one_setup_partial(remote);
+ result = fetch_one(remote, argc, argv);
+ } else {
+ if (filter_options.choice)
+ die(_("--filter can only be used with the remote configured in core.partialClone"));
+ /* TODO should this also die if we have a previous partial-clone? */
+ result = fetch_multiple(&list);
+ }
+
if (!result && (recurse_submodules != RECURSE_SUBMODULES_OFF)) {
struct argv_array options = ARGV_ARRAY_INIT;