diff options
Diffstat (limited to 'builtin/fetch.c')
-rw-r--r-- | builtin/fetch.c | 137 |
1 files changed, 123 insertions, 14 deletions
diff --git a/builtin/fetch.c b/builtin/fetch.c index 7bbcd26faf..6d73656a48 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>...]]"), @@ -38,6 +39,10 @@ static int fetch_prune_config = -1; /* unspecified */ static int prune = -1; /* unspecified */ #define PRUNE_BY_DEFAULT 0 /* do we prune by default? */ +static int fetch_prune_tags_config = -1; /* unspecified */ +static int prune_tags = -1; /* unspecified */ +#define PRUNE_TAGS_BY_DEFAULT 0 /* do we prune tags by default? */ + static int all, append, dry_run, force, keep, multiple, update_head_ok, verbosity, deepen_relative; static int progress = -1; static int tags = TAGS_DEFAULT, unshallow, update_shallow, deepen; @@ -56,6 +61,7 @@ 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) { @@ -64,6 +70,11 @@ static int git_fetch_config(const char *k, const char *v, void *cb) return 0; } + if (!strcmp(k, "fetch.prunetags")) { + fetch_prune_tags_config = git_config_bool(k, v); + return 0; + } + if (!strcmp(k, "submodule.recurse")) { int r = git_config_bool(k, v) ? RECURSE_SUBMODULES_ON : RECURSE_SUBMODULES_OFF; @@ -115,7 +126,7 @@ static struct option builtin_fetch_options[] = { N_("append to .git/FETCH_HEAD instead of overwriting")), OPT_STRING(0, "upload-pack", &upload_pack, N_("path"), N_("path to upload pack on remote end")), - OPT__FORCE(&force, N_("force overwrite of local branch")), + OPT__FORCE(&force, N_("force overwrite of local branch"), 0), OPT_BOOL('m', "multiple", &multiple, N_("fetch from multiple remotes")), OPT_SET_INT('t', "tags", &tags, @@ -126,6 +137,8 @@ static struct option builtin_fetch_options[] = { N_("number of submodules fetched in parallel")), OPT_BOOL('p', "prune", &prune, N_("prune remote-tracking branches no longer on remote")), + OPT_BOOL('P', "prune-tags", &prune_tags, + N_("prune local tags no longer on remote and clobber changed tags")), { OPTION_CALLBACK, 0, "recurse-submodules", &recurse_submodules, N_("on-demand"), N_("control recursive fetching of submodules"), PARSE_OPT_OPTARG, option_fetch_parse_recurse_submodules }, @@ -161,6 +174,7 @@ 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 +1059,11 @@ 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; } @@ -1212,6 +1231,8 @@ static void add_options_to_argv(struct argv_array *argv) argv_array_push(argv, "--dry-run"); if (prune != -1) argv_array_push(argv, prune ? "--prune" : "--no-prune"); + if (prune_tags != -1) + argv_array_push(argv, prune_tags ? "--prune-tags" : "--no-prune-tags"); if (update_head_ok) argv_array_push(argv, "--update-head-ok"); if (force) @@ -1265,12 +1286,65 @@ static int fetch_multiple(struct string_list *list) return result; } -static int fetch_one(struct remote *remote, int argc, const char **argv) +/* + * 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, int prune_tags_ok) { static const char **refs = NULL; struct refspec *refspec; int ref_nr = 0; + int j = 0; int exit_code; + int maybe_prune_tags; + int remote_via_config = remote_is_configured(remote, 0); if (!remote) die(_("No remote repository specified. Please, specify either a URL or a\n" @@ -1280,18 +1354,39 @@ static int fetch_one(struct remote *remote, int argc, const char **argv) if (prune < 0) { /* no command line request */ - if (0 <= gtransport->remote->prune) - prune = gtransport->remote->prune; + if (0 <= remote->prune) + prune = remote->prune; else if (0 <= fetch_prune_config) prune = fetch_prune_config; else prune = PRUNE_BY_DEFAULT; } + if (prune_tags < 0) { + /* no command line request */ + if (0 <= remote->prune_tags) + prune_tags = remote->prune_tags; + else if (0 <= fetch_prune_tags_config) + prune_tags = fetch_prune_tags_config; + else + prune_tags = PRUNE_TAGS_BY_DEFAULT; + } + + maybe_prune_tags = prune_tags_ok && prune_tags; + if (maybe_prune_tags && remote_via_config) + add_prune_tags_to_fetch_refspec(remote); + + if (argc > 0 || (maybe_prune_tags && !remote_via_config)) { + size_t nr_alloc = st_add3(argc, maybe_prune_tags, 1); + refs = xcalloc(nr_alloc, sizeof(const char *)); + if (maybe_prune_tags) { + refs[j++] = xstrdup("refs/tags/*:refs/tags/*"); + ref_nr++; + } + } + if (argc > 0) { - int j = 0; int i; - refs = xcalloc(st_add(argc, 1), sizeof(const char *)); for (i = 0; i < argc; i++) { if (!strcmp(argv[i], "tag")) { i++; @@ -1301,9 +1396,8 @@ static int fetch_one(struct remote *remote, int argc, const char **argv) argv[i], argv[i]); } else refs[j++] = argv[i]; + ref_nr++; } - refs[j] = NULL; - ref_nr = j; } sigchain_push_common(unlock_pack_on_signal); @@ -1320,12 +1414,15 @@ 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; + int prune_tags_ok = 1; 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 +1456,23 @@ 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 +1480,26 @@ 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); + prune_tags_ok = (argc == 1); + argc--; + argv++; } } + if (remote) { + if (filter_options.choice || repository_format_partial_clone) + fetch_one_setup_partial(remote); + result = fetch_one(remote, argc, argv, prune_tags_ok); + } 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; |