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diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index af429e101777f1c5df09734433278cfb075e978c..0afb8b289621c419bd7472097335e4235da37d61 100644 (file)
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
#include "transport.h"
#include "string-list.h"
#include "sha1-array.h"
+#include "connected.h"
static const char receive_pack_usage[] = "git receive-pack <git-dir>";
static int deny_non_fast_forwards;
static enum deny_action deny_current_branch = DENY_UNCONFIGURED;
static enum deny_action deny_delete_current = DENY_UNCONFIGURED;
-static int receive_fsck_objects;
+static int receive_fsck_objects = -1;
+static int transfer_fsck_objects = -1;
static int receive_unpack_limit = -1;
static int transfer_unpack_limit = -1;
static int unpack_limit = 100;
static int report_status;
static int use_sideband;
+static int quiet;
static int prefer_ofs_delta = 1;
static int auto_update_server_info;
static int auto_gc = 1;
static const char *head_name;
+static void *head_name_to_free;
static int sent_capabilities;
static enum deny_action parse_deny_action(const char *var, const char *value)
return 0;
}
+ if (strcmp(var, "transfer.fsckobjects") == 0) {
+ transfer_fsck_objects = git_config_bool(var, value);
+ return 0;
+ }
+
if (!strcmp(var, "receive.denycurrentbranch")) {
deny_current_branch = parse_deny_action(var, value);
return 0;
return git_default_config(var, value, cb);
}
-static int show_ref(const char *path, const unsigned char *sha1, int flag, void *cb_data)
+static void show_ref(const char *path, const unsigned char *sha1)
{
if (sent_capabilities)
packet_write(1, "%s %s\n", sha1_to_hex(sha1), path);
else
packet_write(1, "%s %s%c%s%s\n",
sha1_to_hex(sha1), path, 0,
- " report-status delete-refs side-band-64k",
+ " report-status delete-refs side-band-64k quiet",
prefer_ofs_delta ? " ofs-delta" : "");
sent_capabilities = 1;
- return 0;
}
-static int show_ref_cb(const char *path, const unsigned char *sha1, int flag, void *cb_data)
+static int show_ref_cb(const char *path, const unsigned char *sha1, int flag, void *unused)
{
path = strip_namespace(path);
/*
@@ -133,21 +141,40 @@ static int show_ref_cb(const char *path, const unsigned char *sha1, int flag, vo
*/
if (!path)
path = ".have";
- return show_ref(path, sha1, flag, cb_data);
+ show_ref(path, sha1);
+ return 0;
+}
+
+static void show_one_alternate_sha1(const unsigned char sha1[20], void *unused)
+{
+ show_ref(".have", sha1);
+}
+
+static void collect_one_alternate_ref(const struct ref *ref, void *data)
+{
+ struct sha1_array *sa = data;
+ sha1_array_append(sa, ref->old_sha1);
}
static void write_head_info(void)
{
+ struct sha1_array sa = SHA1_ARRAY_INIT;
+ for_each_alternate_ref(collect_one_alternate_ref, &sa);
+ sha1_array_for_each_unique(&sa, show_one_alternate_sha1, NULL);
+ sha1_array_clear(&sa);
for_each_ref(show_ref_cb, NULL);
if (!sent_capabilities)
- show_ref("capabilities^{}", null_sha1, 0, NULL);
+ show_ref("capabilities^{}", null_sha1);
+ /* EOF */
+ packet_flush(1);
}
struct command {
struct command *next;
const char *error_string;
- unsigned int skip_update;
+ unsigned int skip_update:1,
+ did_not_exist:1;
unsigned char old_sha1[20];
unsigned char new_sha1[20];
char ref_name[FLEX_ARRAY]; /* more */
@@ -257,6 +284,7 @@ static int run_and_feed_hook(const char *hook_name, feed_fn feed, void *feed_sta
struct receive_hook_feed_state {
struct command *cmd;
+ int skip_broken;
struct strbuf buf;
};
struct receive_hook_feed_state *state = state_;
struct command *cmd = state->cmd;
- while (cmd && cmd->error_string)
+ while (cmd &&
+ state->skip_broken && (cmd->error_string || cmd->did_not_exist))
cmd = cmd->next;
if (!cmd)
return -1; /* EOF */
return 0;
}
-static int run_receive_hook(struct command *commands, const char *hook_name)
+static int run_receive_hook(struct command *commands, const char *hook_name,
+ int skip_broken)
{
struct receive_hook_feed_state state;
int status;
strbuf_init(&state.buf, 0);
state.cmd = commands;
+ state.skip_broken = skip_broken;
if (feed_receive_hook(&state, NULL, NULL))
return 0;
state.cmd = commands;
struct ref_lock *lock;
/* only refs/... are allowed */
- if (prefixcmp(name, "refs/") || check_ref_format(name + 5)) {
+ if (prefixcmp(name, "refs/") || check_refname_format(name + 5, 0)) {
rp_error("refusing to create funny ref '%s' remotely", name);
return "funny refname";
}
if (is_null_sha1(new_sha1)) {
if (!parse_object(old_sha1)) {
- rp_warning("Allowing deletion of corrupt ref.");
old_sha1 = NULL;
+ if (ref_exists(name)) {
+ rp_warning("Allowing deletion of corrupt ref.");
+ } else {
+ rp_warning("Deleting a non-existent ref.");
+ cmd->did_not_exist = 1;
+ }
}
if (delete_ref(namespaced_name, old_sha1, 0)) {
rp_error("failed to delete %s", name);
struct child_process proc;
for (argc = 0, cmd = commands; cmd; cmd = cmd->next) {
- if (cmd->error_string)
+ if (cmd->error_string || cmd->did_not_exist)
continue;
argc++;
}
for (argc = 1, cmd = commands; cmd; cmd = cmd->next) {
char *p;
- if (cmd->error_string)
+ if (cmd->error_string || cmd->did_not_exist)
continue;
p = xmalloc(strlen(cmd->ref_name) + 1);
strcpy(p, cmd->ref_name);
int flag;
strbuf_addf(&buf, "%s%s", get_git_namespace(), cmd->ref_name);
- dst_name = resolve_ref(buf.buf, sha1, 0, &flag);
+ dst_name = resolve_ref_unsafe(buf.buf, sha1, 0, &flag);
strbuf_release(&buf);
if (!(flag & REF_ISSYMREF))
}
sort_string_list(&ref_list);
- for (cmd = commands; cmd; cmd = cmd->next)
- check_aliased_update(cmd, &ref_list);
+ for (cmd = commands; cmd; cmd = cmd->next) {
+ if (!cmd->error_string)
+ check_aliased_update(cmd, &ref_list);
+ }
string_list_clear(&ref_list, 0);
}
+static int command_singleton_iterator(void *cb_data, unsigned char sha1[20])
+{
+ struct command **cmd_list = cb_data;
+ struct command *cmd = *cmd_list;
+
+ if (!cmd || is_null_sha1(cmd->new_sha1))
+ return -1; /* end of list */
+ *cmd_list = NULL; /* this returns only one */
+ hashcpy(sha1, cmd->new_sha1);
+ return 0;
+}
+
+static void set_connectivity_errors(struct command *commands)
+{
+ struct command *cmd;
+
+ for (cmd = commands; cmd; cmd = cmd->next) {
+ struct command *singleton = cmd;
+ if (!check_everything_connected(command_singleton_iterator,
+ 0, &singleton))
+ continue;
+ cmd->error_string = "missing necessary objects";
+ }
+}
+
+static int iterate_receive_command_list(void *cb_data, unsigned char sha1[20])
+{
+ struct command **cmd_list = cb_data;
+ struct command *cmd = *cmd_list;
+
+ while (cmd) {
+ if (!is_null_sha1(cmd->new_sha1)) {
+ hashcpy(sha1, cmd->new_sha1);
+ *cmd_list = cmd->next;
+ return 0;
+ }
+ cmd = cmd->next;
+ }
+ *cmd_list = NULL;
+ return -1; /* end of list */
+}
+
static void execute_commands(struct command *commands, const char *unpacker_error)
{
struct command *cmd;
@@ -623,19 +703,33 @@ static void execute_commands(struct command *commands, const char *unpacker_erro
return;
}
- if (run_receive_hook(commands, pre_receive_hook)) {
- for (cmd = commands; cmd; cmd = cmd->next)
- cmd->error_string = "pre-receive hook declined";
+ cmd = commands;
+ if (check_everything_connected(iterate_receive_command_list,
+ 0, &cmd))
+ set_connectivity_errors(commands);
+
+ if (run_receive_hook(commands, pre_receive_hook, 0)) {
+ for (cmd = commands; cmd; cmd = cmd->next) {
+ if (!cmd->error_string)
+ cmd->error_string = "pre-receive hook declined";
+ }
return;
}
check_aliased_updates(commands);
- head_name = resolve_ref("HEAD", sha1, 0, NULL);
+ free(head_name_to_free);
+ head_name = head_name_to_free = resolve_refdup("HEAD", sha1, 0, NULL);
- for (cmd = commands; cmd; cmd = cmd->next)
- if (!cmd->skip_update)
- cmd->error_string = update(cmd);
+ for (cmd = commands; cmd; cmd = cmd->next) {
+ if (cmd->error_string)
+ continue;
+
+ if (cmd->skip_update)
+ continue;
+
+ cmd->error_string = update(cmd);
+ }
}
static struct command *read_head_info(void)
refname = line + 82;
reflen = strlen(refname);
if (reflen + 82 < len) {
- if (strstr(refname + reflen + 1, "report-status"))
+ const char *feature_list = refname + reflen + 1;
+ if (parse_feature_request(feature_list, "report-status"))
report_status = 1;
- if (strstr(refname + reflen + 1, "side-band-64k"))
+ if (parse_feature_request(feature_list, "side-band-64k"))
use_sideband = LARGE_PACKET_MAX;
+ if (parse_feature_request(feature_list, "quiet"))
+ quiet = 1;
}
cmd = xcalloc(1, sizeof(struct command) + len - 80);
hashcpy(cmd->old_sha1, old_sha1);
struct pack_header hdr;
const char *hdr_err;
char hdr_arg[38];
+ int fsck_objects = (receive_fsck_objects >= 0
+ ? receive_fsck_objects
+ : transfer_fsck_objects >= 0
+ ? transfer_fsck_objects
+ : 0);
hdr_err = parse_pack_header(&hdr);
if (hdr_err)
if (ntohl(hdr.hdr_entries) < unpack_limit) {
int code, i = 0;
- const char *unpacker[4];
+ const char *unpacker[5];
unpacker[i++] = "unpack-objects";
- if (receive_fsck_objects)
+ if (quiet)
+ unpacker[i++] = "-q";
+ if (fsck_objects)
unpacker[i++] = "--strict";
unpacker[i++] = hdr_arg;
unpacker[i++] = NULL;
keeper[i++] = "index-pack";
keeper[i++] = "--stdin";
- if (receive_fsck_objects)
+ if (fsck_objects)
keeper[i++] = "--strict";
keeper[i++] = "--fix-thin";
keeper[i++] = hdr_arg;
return 1;
}
-static void add_one_alternate_sha1(const unsigned char sha1[20], void *unused)
-{
- add_extra_ref(".have", sha1, 0);
-}
-
-static void collect_one_alternate_ref(const struct ref *ref, void *data)
-{
- struct sha1_array *sa = data;
- sha1_array_append(sa, ref->old_sha1);
-}
-
-static void add_alternate_refs(void)
-{
- struct sha1_array sa = SHA1_ARRAY_INIT;
- for_each_alternate_ref(collect_one_alternate_ref, &sa);
- sha1_array_for_each_unique(&sa, add_one_alternate_sha1, NULL);
- sha1_array_clear(&sa);
-}
-
int cmd_receive_pack(int argc, const char **argv, const char *prefix)
{
int advertise_refs = 0;
const char *arg = *argv++;
if (*arg == '-') {
+ if (!strcmp(arg, "--quiet")) {
+ quiet = 1;
+ continue;
+ }
+
if (!strcmp(arg, "--advertise-refs")) {
advertise_refs = 1;
continue;
unpack_limit = receive_unpack_limit;
if (advertise_refs || !stateless_rpc) {
- add_alternate_refs();
write_head_info();
- clear_extra_refs();
-
- /* EOF */
- packet_flush(1);
}
if (advertise_refs)
return 0;
unlink_or_warn(pack_lockfile);
if (report_status)
report(commands, unpack_status);
- run_receive_hook(commands, post_receive_hook);
+ run_receive_hook(commands, post_receive_hook, 1);
run_update_post_hook(commands);
if (auto_gc) {
const char *argv_gc_auto[] = {