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-rw-r--r--builtin/receive-pack.c334
1 files changed, 189 insertions, 145 deletions
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index eee5faa..f96834f 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -20,6 +20,8 @@
#include "gpg-interface.h"
#include "sigchain.h"
#include "fsck.h"
+#include "tmp-objdir.h"
+#include "oidset.h"
static const char * const receive_pack_usage[] = {
N_("git receive-pack <git-dir>"),
@@ -46,6 +48,7 @@ static int transfer_unpack_limit = -1;
static int advertise_atomic_push = 1;
static int advertise_push_options;
static int unpack_limit = 100;
+static off_t max_input_size;
static int report_status;
static int use_sideband;
static int use_atomic;
@@ -85,6 +88,8 @@ static enum {
} use_keepalive;
static int keepalive_in_sec = 5;
+static struct tmp_objdir *tmp_objdir;
+
static enum deny_action parse_deny_action(const char *var, const char *value)
{
if (value) {
@@ -212,13 +217,18 @@ static int receive_pack_config(const char *var, const char *value, void *cb)
return 0;
}
+ if (strcmp(var, "receive.maxinputsize") == 0) {
+ max_input_size = git_config_int64(var, value);
+ return 0;
+ }
+
return git_default_config(var, value, cb);
}
-static void show_ref(const char *path, const unsigned char *sha1)
+static void show_ref(const char *path, const struct object_id *oid)
{
if (sent_capabilities) {
- packet_write(1, "%s %s\n", sha1_to_hex(sha1), path);
+ packet_write_fmt(1, "%s %s\n", oid_to_hex(oid), path);
} else {
struct strbuf cap = STRBUF_INIT;
@@ -233,16 +243,17 @@ static void show_ref(const char *path, const unsigned char *sha1)
if (advertise_push_options)
strbuf_addstr(&cap, " push-options");
strbuf_addf(&cap, " agent=%s", git_user_agent_sanitized());
- packet_write(1, "%s %s%c%s\n",
- sha1_to_hex(sha1), path, 0, cap.buf);
+ packet_write_fmt(1, "%s %s%c%s\n",
+ oid_to_hex(oid), path, 0, cap.buf);
strbuf_release(&cap);
sent_capabilities = 1;
}
}
static int show_ref_cb(const char *path_full, const struct object_id *oid,
- int flag, void *unused)
+ int flag, void *data)
{
+ struct oidset *seen = data;
const char *path = strip_namespace(path_full);
if (ref_is_hidden(path, path_full))
@@ -251,38 +262,40 @@ static int show_ref_cb(const char *path_full, const struct object_id *oid,
/*
* Advertise refs outside our current namespace as ".have"
* refs, so that the client can use them to minimize data
- * transfer but will otherwise ignore them. This happens to
- * cover ".have" that are thrown in by add_one_alternate_ref()
- * to mark histories that are complete in our alternates as
- * well.
+ * transfer but will otherwise ignore them.
*/
- if (!path)
+ if (!path) {
+ if (oidset_insert(seen, oid))
+ return 0;
path = ".have";
- show_ref(path, oid->hash);
+ } else {
+ oidset_insert(seen, oid);
+ }
+ show_ref(path, oid);
return 0;
}
-static void show_one_alternate_sha1(const unsigned char sha1[20], void *unused)
+static void show_one_alternate_ref(const char *refname,
+ const struct object_id *oid,
+ void *data)
{
- show_ref(".have", sha1);
-}
+ struct oidset *seen = data;
-static void collect_one_alternate_ref(const struct ref *ref, void *data)
-{
- struct sha1_array *sa = data;
- sha1_array_append(sa, ref->old_oid.hash);
+ if (oidset_insert(seen, oid))
+ return;
+
+ show_ref(".have", oid);
}
static void write_head_info(void)
{
- struct sha1_array sa = SHA1_ARRAY_INIT;
+ static struct oidset seen = OIDSET_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);
+ for_each_ref(show_ref_cb, &seen);
+ for_each_alternate_ref(show_one_alternate_ref, &seen);
+ oidset_clear(&seen);
if (!sent_capabilities)
- show_ref("capabilities^{}", null_sha1);
+ show_ref("capabilities^{}", &null_oid);
advertise_shallow_grafts(1);
@@ -296,8 +309,8 @@ struct command {
unsigned int skip_update:1,
did_not_exist:1;
int index;
- unsigned char old_sha1[20];
- unsigned char new_sha1[20];
+ struct object_id old_oid;
+ struct object_id new_oid;
char ref_name[FLEX_ARRAY]; /* more */
};
@@ -657,6 +670,9 @@ static int run_and_feed_hook(const char *hook_name, feed_fn feed,
} else
argv_array_pushf(&proc.env_array, "GIT_PUSH_OPTION_COUNT");
+ if (tmp_objdir)
+ argv_array_pushv(&proc.env_array, tmp_objdir_env(tmp_objdir));
+
if (use_sideband) {
memset(&muxer, 0, sizeof(muxer));
muxer.proc = copy_to_sideband;
@@ -707,7 +723,7 @@ static int feed_receive_hook(void *state_, const char **bufp, size_t *sizep)
return -1; /* EOF */
strbuf_reset(&state->buf);
strbuf_addf(&state->buf, "%s %s %s\n",
- sha1_to_hex(cmd->old_sha1), sha1_to_hex(cmd->new_sha1),
+ oid_to_hex(&cmd->old_oid), oid_to_hex(&cmd->new_oid),
cmd->ref_name);
state->cmd = cmd->next;
if (bufp) {
@@ -748,8 +764,8 @@ static int run_update_hook(struct command *cmd)
return 0;
argv[1] = cmd->ref_name;
- argv[2] = sha1_to_hex(cmd->old_sha1);
- argv[3] = sha1_to_hex(cmd->new_sha1);
+ argv[2] = oid_to_hex(&cmd->old_oid);
+ argv[3] = oid_to_hex(&cmd->new_oid);
argv[4] = NULL;
proc.no_stdin = 1;
@@ -775,54 +791,46 @@ static int is_ref_checked_out(const char *ref)
return !strcmp(head_name, ref);
}
-static char *refuse_unconfigured_deny_msg[] = {
- "By default, updating the current branch in a non-bare repository",
- "is denied, because it will make the index and work tree inconsistent",
- "with what you pushed, and will require 'git reset --hard' to match",
- "the work tree to HEAD.",
- "",
- "You can set 'receive.denyCurrentBranch' configuration variable to",
- "'ignore' or 'warn' in the remote repository to allow pushing into",
- "its current branch; however, this is not recommended unless you",
- "arranged to update its work tree to match what you pushed in some",
- "other way.",
- "",
- "To squelch this message and still keep the default behaviour, set",
- "'receive.denyCurrentBranch' configuration variable to 'refuse'."
-};
+static char *refuse_unconfigured_deny_msg =
+ N_("By default, updating the current branch in a non-bare repository\n"
+ "is denied, because it will make the index and work tree inconsistent\n"
+ "with what you pushed, and will require 'git reset --hard' to match\n"
+ "the work tree to HEAD.\n"
+ "\n"
+ "You can set the 'receive.denyCurrentBranch' configuration variable\n"
+ "to 'ignore' or 'warn' in the remote repository to allow pushing into\n"
+ "its current branch; however, this is not recommended unless you\n"
+ "arranged to update its work tree to match what you pushed in some\n"
+ "other way.\n"
+ "\n"
+ "To squelch this message and still keep the default behaviour, set\n"
+ "'receive.denyCurrentBranch' configuration variable to 'refuse'.");
static void refuse_unconfigured_deny(void)
{
- int i;
- for (i = 0; i < ARRAY_SIZE(refuse_unconfigured_deny_msg); i++)
- rp_error("%s", refuse_unconfigured_deny_msg[i]);
+ rp_error("%s", _(refuse_unconfigured_deny_msg));
}
-static char *refuse_unconfigured_deny_delete_current_msg[] = {
- "By default, deleting the current branch is denied, because the next",
- "'git clone' won't result in any file checked out, causing confusion.",
- "",
- "You can set 'receive.denyDeleteCurrent' configuration variable to",
- "'warn' or 'ignore' in the remote repository to allow deleting the",
- "current branch, with or without a warning message.",
- "",
- "To squelch this message, you can set it to 'refuse'."
-};
+static char *refuse_unconfigured_deny_delete_current_msg =
+ N_("By default, deleting the current branch is denied, because the next\n"
+ "'git clone' won't result in any file checked out, causing confusion.\n"
+ "\n"
+ "You can set 'receive.denyDeleteCurrent' configuration variable to\n"
+ "'warn' or 'ignore' in the remote repository to allow deleting the\n"
+ "current branch, with or without a warning message.\n"
+ "\n"
+ "To squelch this message, you can set it to 'refuse'.");
static void refuse_unconfigured_deny_delete_current(void)
{
- int i;
- for (i = 0;
- i < ARRAY_SIZE(refuse_unconfigured_deny_delete_current_msg);
- i++)
- rp_error("%s", refuse_unconfigured_deny_delete_current_msg[i]);
+ rp_error("%s", _(refuse_unconfigured_deny_delete_current_msg));
}
static int command_singleton_iterator(void *cb_data, unsigned char sha1[20]);
static int update_shallow_ref(struct command *cmd, struct shallow_info *si)
{
static struct lock_file shallow_lock;
- struct sha1_array extra = SHA1_ARRAY_INIT;
+ struct oid_array extra = OID_ARRAY_INIT;
struct check_connected_options opt = CHECK_CONNECTED_INIT;
uint32_t mask = 1 << (cmd->index % 32);
int i;
@@ -833,12 +841,13 @@ static int update_shallow_ref(struct command *cmd, struct shallow_info *si)
if (si->used_shallow[i] &&
(si->used_shallow[i][cmd->index / 32] & mask) &&
!delayed_reachability_test(si, i))
- sha1_array_append(&extra, si->shallow->sha1[i]);
+ oid_array_append(&extra, &si->shallow->oid[i]);
+ opt.env = tmp_objdir_env(tmp_objdir);
setup_alternate_shallow(&shallow_lock, &opt.shallow_file, &extra);
if (check_connected(command_singleton_iterator, cmd, &opt)) {
rollback_lock_file(&shallow_lock);
- sha1_array_clear(&extra);
+ oid_array_clear(&extra);
return -1;
}
@@ -849,10 +858,10 @@ static int update_shallow_ref(struct command *cmd, struct shallow_info *si)
* not lose these new roots..
*/
for (i = 0; i < extra.nr; i++)
- register_shallow(extra.sha1[i]);
+ register_shallow(extra.oid[i].hash);
si->shallow_ref[cmd->index] = 0;
- sha1_array_clear(&extra);
+ oid_array_clear(&extra);
return 0;
}
@@ -978,8 +987,8 @@ static const char *update(struct command *cmd, struct shallow_info *si)
const char *name = cmd->ref_name;
struct strbuf namespaced_name_buf = STRBUF_INIT;
const char *namespaced_name, *ret;
- unsigned char *old_sha1 = cmd->old_sha1;
- unsigned char *new_sha1 = cmd->new_sha1;
+ struct object_id *old_oid = &cmd->old_oid;
+ struct object_id *new_oid = &cmd->new_oid;
/* only refs/... are allowed */
if (!starts_with(name, "refs/") || check_refname_format(name + 5, 0)) {
@@ -1004,20 +1013,20 @@ static const char *update(struct command *cmd, struct shallow_info *si)
refuse_unconfigured_deny();
return "branch is currently checked out";
case DENY_UPDATE_INSTEAD:
- ret = update_worktree(new_sha1);
+ ret = update_worktree(new_oid->hash);
if (ret)
return ret;
break;
}
}
- if (!is_null_sha1(new_sha1) && !has_sha1_file(new_sha1)) {
+ if (!is_null_oid(new_oid) && !has_object_file(new_oid)) {
error("unpack should have generated %s, "
- "but I can't find it!", sha1_to_hex(new_sha1));
+ "but I can't find it!", oid_to_hex(new_oid));
return "bad pack";
}
- if (!is_null_sha1(old_sha1) && is_null_sha1(new_sha1)) {
+ if (!is_null_oid(old_oid) && is_null_oid(new_oid)) {
if (deny_deletes && starts_with(name, "refs/heads/")) {
rp_error("denying ref deletion for %s", name);
return "deletion prohibited";
@@ -1043,14 +1052,14 @@ static const char *update(struct command *cmd, struct shallow_info *si)
}
}
- if (deny_non_fast_forwards && !is_null_sha1(new_sha1) &&
- !is_null_sha1(old_sha1) &&
+ if (deny_non_fast_forwards && !is_null_oid(new_oid) &&
+ !is_null_oid(old_oid) &&
starts_with(name, "refs/heads/")) {
struct object *old_object, *new_object;
struct commit *old_commit, *new_commit;
- old_object = parse_object(old_sha1);
- new_object = parse_object(new_sha1);
+ old_object = parse_object(old_oid->hash);
+ new_object = parse_object(new_oid->hash);
if (!old_object || !new_object ||
old_object->type != OBJ_COMMIT ||
@@ -1071,10 +1080,10 @@ static const char *update(struct command *cmd, struct shallow_info *si)
return "hook declined";
}
- if (is_null_sha1(new_sha1)) {
+ if (is_null_oid(new_oid)) {
struct strbuf err = STRBUF_INIT;
- if (!parse_object(old_sha1)) {
- old_sha1 = NULL;
+ if (!parse_object(old_oid->hash)) {
+ old_oid = NULL;
if (ref_exists(name)) {
rp_warning("Allowing deletion of corrupt ref.");
} else {
@@ -1084,7 +1093,7 @@ static const char *update(struct command *cmd, struct shallow_info *si)
}
if (ref_transaction_delete(transaction,
namespaced_name,
- old_sha1,
+ old_oid->hash,
0, "push", &err)) {
rp_error("%s", err.buf);
strbuf_release(&err);
@@ -1101,7 +1110,7 @@ static const char *update(struct command *cmd, struct shallow_info *si)
if (ref_transaction_update(transaction,
namespaced_name,
- new_sha1, old_sha1,
+ new_oid->hash, old_oid->hash,
0, "push",
&err)) {
rp_error("%s", err.buf);
@@ -1118,25 +1127,22 @@ static const char *update(struct command *cmd, struct shallow_info *si)
static void run_update_post_hook(struct command *commands)
{
struct command *cmd;
- int argc;
struct child_process proc = CHILD_PROCESS_INIT;
const char *hook;
hook = find_hook("post-update");
- for (argc = 0, cmd = commands; cmd; cmd = cmd->next) {
- if (cmd->error_string || cmd->did_not_exist)
- continue;
- argc++;
- }
- if (!argc || !hook)
+ if (!hook)
return;
- argv_array_push(&proc.args, hook);
for (cmd = commands; cmd; cmd = cmd->next) {
if (cmd->error_string || cmd->did_not_exist)
continue;
+ if (!proc.args.argc)
+ argv_array_push(&proc.args, hook);
argv_array_push(&proc.args, cmd->ref_name);
}
+ if (!proc.args.argc)
+ return;
proc.no_stdin = 1;
proc.stdout_to_stderr = 1;
@@ -1155,11 +1161,7 @@ static void check_aliased_update(struct command *cmd, struct string_list *list)
const char *dst_name;
struct string_list_item *item;
struct command *dst_cmd;
- unsigned char sha1[GIT_SHA1_RAWSZ];
- char cmd_oldh[GIT_SHA1_HEXSZ + 1],
- cmd_newh[GIT_SHA1_HEXSZ + 1],
- dst_oldh[GIT_SHA1_HEXSZ + 1],
- dst_newh[GIT_SHA1_HEXSZ + 1];
+ unsigned char sha1[GIT_MAX_RAWSZ];
int flag;
strbuf_addf(&buf, "%s%s", get_git_namespace(), cmd->ref_name);
@@ -1184,20 +1186,20 @@ static void check_aliased_update(struct command *cmd, struct string_list *list)
dst_cmd = (struct command *) item->util;
- if (!hashcmp(cmd->old_sha1, dst_cmd->old_sha1) &&
- !hashcmp(cmd->new_sha1, dst_cmd->new_sha1))
+ if (!oidcmp(&cmd->old_oid, &dst_cmd->old_oid) &&
+ !oidcmp(&cmd->new_oid, &dst_cmd->new_oid))
return;
dst_cmd->skip_update = 1;
- find_unique_abbrev_r(cmd_oldh, cmd->old_sha1, DEFAULT_ABBREV);
- find_unique_abbrev_r(cmd_newh, cmd->new_sha1, DEFAULT_ABBREV);
- find_unique_abbrev_r(dst_oldh, dst_cmd->old_sha1, DEFAULT_ABBREV);
- find_unique_abbrev_r(dst_newh, dst_cmd->new_sha1, DEFAULT_ABBREV);
rp_error("refusing inconsistent update between symref '%s' (%s..%s) and"
" its target '%s' (%s..%s)",
- cmd->ref_name, cmd_oldh, cmd_newh,
- dst_cmd->ref_name, dst_oldh, dst_newh);
+ cmd->ref_name,
+ find_unique_abbrev(cmd->old_oid.hash, DEFAULT_ABBREV),
+ find_unique_abbrev(cmd->new_oid.hash, DEFAULT_ABBREV),
+ dst_cmd->ref_name,
+ find_unique_abbrev(dst_cmd->old_oid.hash, DEFAULT_ABBREV),
+ find_unique_abbrev(dst_cmd->new_oid.hash, DEFAULT_ABBREV));
cmd->error_string = dst_cmd->error_string =
"inconsistent aliased update";
@@ -1228,10 +1230,10 @@ 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))
+ if (!cmd || is_null_oid(&cmd->new_oid))
return -1; /* end of list */
*cmd_list = NULL; /* this returns only one */
- hashcpy(sha1, cmd->new_sha1);
+ hashcpy(sha1, cmd->new_oid.hash);
return 0;
}
@@ -1242,12 +1244,17 @@ static void set_connectivity_errors(struct command *commands,
for (cmd = commands; cmd; cmd = cmd->next) {
struct command *singleton = cmd;
+ struct check_connected_options opt = CHECK_CONNECTED_INIT;
+
if (shallow_update && si->shallow_ref[cmd->index])
/* to be checked in update_shallow_ref() */
continue;
+
+ opt.env = tmp_objdir_env(tmp_objdir);
if (!check_connected(command_singleton_iterator, &singleton,
- NULL))
+ &opt))
continue;
+
cmd->error_string = "missing necessary objects";
}
}
@@ -1267,8 +1274,8 @@ static int iterate_receive_command_list(void *cb_data, unsigned char sha1[20])
if (shallow_update && data->si->shallow_ref[cmd->index])
/* to be checked in update_shallow_ref() */
continue;
- if (!is_null_sha1(cmd->new_sha1) && !cmd->skip_update) {
- hashcpy(sha1, cmd->new_sha1);
+ if (!is_null_oid(&cmd->new_oid) && !cmd->skip_update) {
+ hashcpy(sha1, cmd->new_oid.hash);
*cmd_list = cmd->next;
return 0;
}
@@ -1295,7 +1302,7 @@ static void reject_updates_to_hidden(struct command *commands)
if (!ref_is_hidden(cmd->ref_name, refname_full.buf))
continue;
- if (is_null_sha1(cmd->new_sha1))
+ if (is_null_oid(&cmd->new_oid))
cmd->error_string = "deny deleting a hidden ref";
else
cmd->error_string = "deny updating a hidden ref";
@@ -1406,7 +1413,7 @@ static void execute_commands(struct command *commands,
{
struct check_connected_options opt = CHECK_CONNECTED_INIT;
struct command *cmd;
- unsigned char sha1[20];
+ struct object_id oid;
struct iterate_data data;
struct async muxer;
int err_fd = 0;
@@ -1430,6 +1437,7 @@ static void execute_commands(struct command *commands,
data.si = si;
opt.err_fd = err_fd;
opt.progress = err_fd && !quiet;
+ opt.env = tmp_objdir_env(tmp_objdir);
if (check_connected(iterate_receive_command_list, &data, &opt))
set_connectivity_errors(commands, si);
@@ -1446,10 +1454,23 @@ static void execute_commands(struct command *commands,
return;
}
+ /*
+ * Now we'll start writing out refs, which means the objects need
+ * to be in their final positions so that other processes can see them.
+ */
+ if (tmp_objdir_migrate(tmp_objdir) < 0) {
+ for (cmd = commands; cmd; cmd = cmd->next) {
+ if (!cmd->error_string)
+ cmd->error_string = "unable to migrate objects to permanent storage";
+ }
+ return;
+ }
+ tmp_objdir = NULL;
+
check_aliased_updates(commands);
free(head_name_to_free);
- head_name = head_name_to_free = resolve_refdup("HEAD", 0, sha1, NULL);
+ head_name = head_name_to_free = resolve_refdup("HEAD", 0, oid.hash, NULL);
if (use_atomic)
execute_commands_atomic(commands, si);
@@ -1464,23 +1485,23 @@ static struct command **queue_command(struct command **tail,
const char *line,
int linelen)
{
- unsigned char old_sha1[20], new_sha1[20];
+ struct object_id old_oid, new_oid;
struct command *cmd;
const char *refname;
int reflen;
+ const char *p;
- if (linelen < 83 ||
- line[40] != ' ' ||
- line[81] != ' ' ||
- get_sha1_hex(line, old_sha1) ||
- get_sha1_hex(line + 41, new_sha1))
+ if (parse_oid_hex(line, &old_oid, &p) ||
+ *p++ != ' ' ||
+ parse_oid_hex(p, &new_oid, &p) ||
+ *p++ != ' ')
die("protocol error: expected old/new/ref, got '%s'", line);
- refname = line + 82;
- reflen = linelen - 82;
+ refname = p;
+ reflen = linelen - (p - line);
FLEX_ALLOC_MEM(cmd, ref_name, refname, reflen);
- hashcpy(cmd->old_sha1, old_sha1);
- hashcpy(cmd->new_sha1, new_sha1);
+ oidcpy(&cmd->old_oid, &old_oid);
+ oidcpy(&cmd->new_oid, &new_oid);
*tail = cmd;
return &cmd->next;
}
@@ -1502,12 +1523,12 @@ static void queue_commands_from_cert(struct command **tail,
while (boc < eoc) {
const char *eol = memchr(boc, '\n', eoc - boc);
- tail = queue_command(tail, boc, eol ? eol - boc : eoc - eol);
+ tail = queue_command(tail, boc, eol ? eol - boc : eoc - boc);
boc = eol ? eol + 1 : eoc;
}
}
-static struct command *read_head_info(struct sha1_array *shallow)
+static struct command *read_head_info(struct oid_array *shallow)
{
struct command *commands = NULL;
struct command **p = &commands;
@@ -1519,12 +1540,12 @@ static struct command *read_head_info(struct sha1_array *shallow)
if (!line)
break;
- if (len == 48 && starts_with(line, "shallow ")) {
- unsigned char sha1[20];
- if (get_sha1_hex(line + 8, sha1))
+ if (len > 8 && starts_with(line, "shallow ")) {
+ struct object_id oid;
+ if (get_oid_hex(line + 8, &oid))
die("protocol error: expected shallow sha, got '%s'",
line + 8);
- sha1_array_append(shallow, sha1);
+ oid_array_append(shallow, &oid);
continue;
}
@@ -1612,12 +1633,17 @@ static const char *parse_pack_header(struct pack_header *hdr)
static const char *pack_lockfile;
+static void push_header_arg(struct argv_array *args, struct pack_header *hdr)
+{
+ argv_array_pushf(args, "--pack_header=%"PRIu32",%"PRIu32,
+ ntohl(hdr->hdr_version), ntohl(hdr->hdr_entries));
+}
+
static const char *unpack(int err_fd, struct shallow_info *si)
{
struct pack_header hdr;
const char *hdr_err;
int status;
- char hdr_arg[38];
struct child_process child = CHILD_PROCESS_INIT;
int fsck_objects = (receive_fsck_objects >= 0
? receive_fsck_objects
@@ -1631,9 +1657,6 @@ static const char *unpack(int err_fd, struct shallow_info *si)
close(err_fd);
return hdr_err;
}
- snprintf(hdr_arg, sizeof(hdr_arg),
- "--pack_header=%"PRIu32",%"PRIu32,
- ntohl(hdr.hdr_version), ntohl(hdr.hdr_entries));
if (si->nr_ours || si->nr_theirs) {
alt_shallow_file = setup_temporary_shallow(si->shallow);
@@ -1641,13 +1664,32 @@ static const char *unpack(int err_fd, struct shallow_info *si)
argv_array_push(&child.args, alt_shallow_file);
}
+ tmp_objdir = tmp_objdir_create();
+ if (!tmp_objdir) {
+ if (err_fd > 0)
+ close(err_fd);
+ return "unable to create temporary object directory";
+ }
+ child.env = tmp_objdir_env(tmp_objdir);
+
+ /*
+ * Normally we just pass the tmp_objdir environment to the child
+ * processes that do the heavy lifting, but we may need to see these
+ * objects ourselves to set up shallow information.
+ */
+ tmp_objdir_add_as_alternate(tmp_objdir);
+
if (ntohl(hdr.hdr_entries) < unpack_limit) {
- argv_array_pushl(&child.args, "unpack-objects", hdr_arg, NULL);
+ argv_array_push(&child.args, "unpack-objects");
+ push_header_arg(&child.args, &hdr);
if (quiet)
argv_array_push(&child.args, "-q");
if (fsck_objects)
argv_array_pushf(&child.args, "--strict%s",
fsck_msg_types.buf);
+ if (max_input_size)
+ argv_array_pushf(&child.args, "--max-input-size=%"PRIuMAX,
+ (uintmax_t)max_input_size);
child.no_stdout = 1;
child.err = err_fd;
child.git_cmd = 1;
@@ -1657,8 +1699,8 @@ static const char *unpack(int err_fd, struct shallow_info *si)
} else {
char hostname[HOST_NAME_MAX + 1];
- argv_array_pushl(&child.args, "index-pack",
- "--stdin", hdr_arg, NULL);
+ argv_array_pushl(&child.args, "index-pack", "--stdin", NULL);
+ push_header_arg(&child.args, &hdr);
if (xgethostname(hostname, sizeof(hostname)))
xsnprintf(hostname, sizeof(hostname), "localhost");
@@ -1676,6 +1718,9 @@ static const char *unpack(int err_fd, struct shallow_info *si)
fsck_msg_types.buf);
if (!reject_thin)
argv_array_push(&child.args, "--fix-thin");
+ if (max_input_size)
+ argv_array_pushf(&child.args, "--max-input-size=%"PRIuMAX,
+ (uintmax_t)max_input_size);
child.out = -1;
child.err = err_fd;
child.git_cmd = 1;
@@ -1761,7 +1806,7 @@ static void prepare_shallow_update(struct command *commands,
static void update_shallow_info(struct command *commands,
struct shallow_info *si,
- struct sha1_array *ref)
+ struct oid_array *ref)
{
struct command *cmd;
int *ref_status;
@@ -1772,9 +1817,9 @@ static void update_shallow_info(struct command *commands,
}
for (cmd = commands; cmd; cmd = cmd->next) {
- if (is_null_sha1(cmd->new_sha1))
+ if (is_null_oid(&cmd->new_oid))
continue;
- sha1_array_append(ref, cmd->new_sha1);
+ oid_array_append(ref, &cmd->new_oid);
cmd->index = ref->nr - 1;
}
si->ref = ref;
@@ -1787,7 +1832,7 @@ static void update_shallow_info(struct command *commands,
ALLOC_ARRAY(ref_status, ref->nr);
assign_shallow_commits_to_refs(si, NULL, ref_status);
for (cmd = commands; cmd; cmd = cmd->next) {
- if (is_null_sha1(cmd->new_sha1))
+ if (is_null_oid(&cmd->new_oid))
continue;
if (ref_status[cmd->index]) {
cmd->error_string = "shallow update not allowed";
@@ -1825,7 +1870,7 @@ static int delete_only(struct command *commands)
{
struct command *cmd;
for (cmd = commands; cmd; cmd = cmd->next) {
- if (!is_null_sha1(cmd->new_sha1))
+ if (!is_null_oid(&cmd->new_oid))
return 0;
}
return 1;
@@ -1835,8 +1880,8 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix)
{
int advertise_refs = 0;
struct command *commands;
- struct sha1_array shallow = SHA1_ARRAY_INIT;
- struct sha1_array ref = SHA1_ARRAY_INIT;
+ struct oid_array shallow = OID_ARRAY_INIT;
+ struct oid_array ref = OID_ARRAY_INIT;
struct shallow_info si;
struct option options[] = {
@@ -1902,8 +1947,7 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix)
run_receive_hook(commands, "post-receive", 1,
&push_options);
run_update_post_hook(commands);
- if (push_options.nr)
- string_list_clear(&push_options, 0);
+ string_list_clear(&push_options, 0);
if (auto_gc) {
const char *argv_gc_auto[] = {
"gc", "--auto", "--quiet", NULL,
@@ -1929,8 +1973,8 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix)
}
if (use_sideband)
packet_flush(1);
- sha1_array_clear(&shallow);
- sha1_array_clear(&ref);
+ oid_array_clear(&shallow);
+ oid_array_clear(&ref);
free((void *)push_cert_nonce);
return 0;
}