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Diffstat (limited to 'builtin/receive-pack.c')
-rw-r--r--builtin/receive-pack.c192
1 files changed, 115 insertions, 77 deletions
diff --git a/builtin/receive-pack.c b/builtin/receive-pack.c
index 5292bb5a50..15c323a7cd 100644
--- a/builtin/receive-pack.c
+++ b/builtin/receive-pack.c
@@ -19,8 +19,12 @@
#include "tag.h"
#include "gpg-interface.h"
#include "sigchain.h"
+#include "fsck.h"
-static const char receive_pack_usage[] = "git receive-pack <git-dir>";
+static const char * const receive_pack_usage[] = {
+ N_("git receive-pack <git-dir>"),
+ NULL
+};
enum deny_action {
DENY_UNCONFIGURED,
@@ -36,6 +40,7 @@ static enum deny_action deny_current_branch = DENY_UNCONFIGURED;
static enum deny_action deny_delete_current = DENY_UNCONFIGURED;
static int receive_fsck_objects = -1;
static int transfer_fsck_objects = -1;
+static struct strbuf fsck_msg_types = STRBUF_INIT;
static int receive_unpack_limit = -1;
static int transfer_unpack_limit = -1;
static int advertise_atomic_push = 1;
@@ -47,7 +52,7 @@ static int quiet;
static int prefer_ofs_delta = 1;
static int auto_update_server_info;
static int auto_gc = 1;
-static int fix_thin = 1;
+static int reject_thin;
static int stateless_rpc;
static const char *service_dir;
static const char *head_name;
@@ -115,6 +120,26 @@ static int receive_pack_config(const char *var, const char *value, void *cb)
return 0;
}
+ if (strcmp(var, "receive.fsck.skiplist") == 0) {
+ const char *path;
+
+ if (git_config_pathname(&path, var, value))
+ return 1;
+ strbuf_addf(&fsck_msg_types, "%cskiplist=%s",
+ fsck_msg_types.len ? ',' : '=', path);
+ free((char *)path);
+ return 0;
+ }
+
+ if (skip_prefix(var, "receive.fsck.", &var)) {
+ if (is_valid_msg_type(var, value))
+ strbuf_addf(&fsck_msg_types, "%c%s=%s",
+ fsck_msg_types.len ? ',' : '=', var, value);
+ else
+ warning("Skipping unknown msg id '%s'", var);
+ return 0;
+ }
+
if (strcmp(var, "receive.fsckobjects") == 0) {
receive_fsck_objects = git_config_bool(var, value);
return 0;
@@ -173,9 +198,6 @@ static int receive_pack_config(const char *var, const char *value, void *cb)
static void show_ref(const char *path, const unsigned char *sha1)
{
- if (ref_is_hidden(path))
- return;
-
if (sent_capabilities) {
packet_write(1, "%s %s\n", sha1_to_hex(sha1), path);
} else {
@@ -197,9 +219,14 @@ static void show_ref(const char *path, const unsigned char *sha1)
}
}
-static int show_ref_cb(const char *path, const unsigned char *sha1, int flag, void *unused)
+static int show_ref_cb(const char *path_full, const struct object_id *oid,
+ int flag, void *unused)
{
- path = strip_namespace(path);
+ const char *path = strip_namespace(path_full);
+
+ if (ref_is_hidden(path, path_full))
+ return 0;
+
/*
* Advertise refs outside our current namespace as ".have"
* refs, so that the client can use them to minimize data
@@ -210,7 +237,7 @@ static int show_ref_cb(const char *path, const unsigned char *sha1, int flag, vo
*/
if (!path)
path = ".have";
- show_ref(path, sha1);
+ show_ref(path, oid->hash);
return 0;
}
@@ -222,12 +249,13 @@ static void show_one_alternate_sha1(const unsigned char sha1[20], void *unused)
static void collect_one_alternate_ref(const struct ref *ref, void *data)
{
struct sha1_array *sa = data;
- sha1_array_append(sa, ref->old_sha1);
+ sha1_array_append(sa, ref->old_oid.hash);
}
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);
@@ -257,10 +285,10 @@ static void rp_warning(const char *err, ...) __attribute__((format (printf, 1, 2
static void report_message(const char *prefix, const char *err, va_list params)
{
- int sz = strlen(prefix);
+ int sz;
char msg[4096];
- strncpy(msg, prefix, sz);
+ sz = xsnprintf(msg, sizeof(msg), "%s", prefix);
sz += vsnprintf(msg + sz, sizeof(msg) - sz, err, params);
if (sz > (sizeof(msg) - 1))
sz = sizeof(msg) - 1;
@@ -910,7 +938,7 @@ static const char *update(struct command *cmd, struct shallow_info *si)
return "deletion prohibited";
}
- if (!strcmp(namespaced_name, head_name)) {
+ if (head_name && !strcmp(namespaced_name, head_name)) {
switch (deny_delete_current) {
case DENY_IGNORE:
break;
@@ -1006,9 +1034,8 @@ static void run_update_post_hook(struct command *commands)
{
struct command *cmd;
int argc;
- const char **argv;
struct child_process proc = CHILD_PROCESS_INIT;
- char *hook;
+ const char *hook;
hook = find_hook("post-update");
for (argc = 0, cmd = commands; cmd; cmd = cmd->next) {
@@ -1019,21 +1046,16 @@ static void run_update_post_hook(struct command *commands)
if (!argc || !hook)
return;
- argv = xmalloc(sizeof(*argv) * (2 + argc));
- argv[0] = hook;
-
- for (argc = 1, cmd = commands; cmd; cmd = cmd->next) {
+ argv_array_push(&proc.args, hook);
+ for (cmd = commands; cmd; cmd = cmd->next) {
if (cmd->error_string || cmd->did_not_exist)
continue;
- argv[argc] = xstrdup(cmd->ref_name);
- argc++;
+ argv_array_push(&proc.args, cmd->ref_name);
}
- argv[argc] = NULL;
proc.no_stdin = 1;
proc.stdout_to_stderr = 1;
proc.err = use_sideband ? -1 : 0;
- proc.argv = argv;
if (!start_command(&proc)) {
if (use_sideband)
@@ -1048,8 +1070,11 @@ 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[20];
- char cmd_oldh[41], cmd_newh[41], dst_oldh[41], dst_newh[41];
+ 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];
int flag;
strbuf_addf(&buf, "%s%s", get_git_namespace(), cmd->ref_name);
@@ -1059,13 +1084,13 @@ static void check_aliased_update(struct command *cmd, struct string_list *list)
if (!(flag & REF_ISSYMREF))
return;
- dst_name = strip_namespace(dst_name);
if (!dst_name) {
rp_error("refusing update to broken symref '%s'", cmd->ref_name);
cmd->skip_update = 1;
cmd->error_string = "broken symref";
return;
}
+ dst_name = strip_namespace(dst_name);
if ((item = string_list_lookup(list, dst_name)) == NULL)
return;
@@ -1080,10 +1105,10 @@ static void check_aliased_update(struct command *cmd, struct string_list *list)
dst_cmd->skip_update = 1;
- strcpy(cmd_oldh, find_unique_abbrev(cmd->old_sha1, DEFAULT_ABBREV));
- strcpy(cmd_newh, find_unique_abbrev(cmd->new_sha1, DEFAULT_ABBREV));
- strcpy(dst_oldh, find_unique_abbrev(dst_cmd->old_sha1, DEFAULT_ABBREV));
- strcpy(dst_newh, find_unique_abbrev(dst_cmd->new_sha1, DEFAULT_ABBREV));
+ 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,
@@ -1169,16 +1194,29 @@ static int iterate_receive_command_list(void *cb_data, unsigned char sha1[20])
static void reject_updates_to_hidden(struct command *commands)
{
+ struct strbuf refname_full = STRBUF_INIT;
+ size_t prefix_len;
struct command *cmd;
+ strbuf_addstr(&refname_full, get_git_namespace());
+ prefix_len = refname_full.len;
+
for (cmd = commands; cmd; cmd = cmd->next) {
- if (cmd->error_string || !ref_is_hidden(cmd->ref_name))
+ if (cmd->error_string)
+ continue;
+
+ strbuf_setlen(&refname_full, prefix_len);
+ strbuf_addstr(&refname_full, cmd->ref_name);
+
+ if (!ref_is_hidden(cmd->ref_name, refname_full.buf))
continue;
if (is_null_sha1(cmd->new_sha1))
cmd->error_string = "deny deleting a hidden ref";
else
cmd->error_string = "deny updating a hidden ref";
}
+
+ strbuf_release(&refname_full);
}
static int should_process_cmd(struct command *cmd)
@@ -1337,7 +1375,7 @@ static struct command **queue_command(struct command **tail,
refname = line + 82;
reflen = linelen - 82;
- cmd = xcalloc(1, sizeof(struct command) + reflen + 1);
+ cmd = xcalloc(1, st_add3(sizeof(struct command), reflen, 1));
hashcpy(cmd->old_sha1, old_sha1);
hashcpy(cmd->new_sha1, new_sha1);
memcpy(cmd->ref_name, refname, reflen);
@@ -1489,7 +1527,8 @@ static const char *unpack(int err_fd, struct shallow_info *si)
if (quiet)
argv_array_push(&child.args, "-q");
if (fsck_objects)
- argv_array_push(&child.args, "--strict");
+ argv_array_pushf(&child.args, "--strict%s",
+ fsck_msg_types.buf);
child.no_stdout = 1;
child.err = err_fd;
child.git_cmd = 1;
@@ -1497,18 +1536,22 @@ static const char *unpack(int err_fd, struct shallow_info *si)
if (status)
return "unpack-objects abnormal exit";
} else {
- int s;
- char keep_arg[256];
-
- s = sprintf(keep_arg, "--keep=receive-pack %"PRIuMAX" on ", (uintmax_t) getpid());
- if (gethostname(keep_arg + s, sizeof(keep_arg) - s))
- strcpy(keep_arg + s, "localhost");
+ char hostname[256];
argv_array_pushl(&child.args, "index-pack",
- "--stdin", hdr_arg, keep_arg, NULL);
+ "--stdin", hdr_arg, NULL);
+
+ if (gethostname(hostname, sizeof(hostname)))
+ xsnprintf(hostname, sizeof(hostname), "localhost");
+ argv_array_pushf(&child.args,
+ "--keep=receive-pack %"PRIuMAX" on %s",
+ (uintmax_t)getpid(),
+ hostname);
+
if (fsck_objects)
- argv_array_push(&child.args, "--strict");
- if (fix_thin)
+ argv_array_pushf(&child.args, "--strict%s",
+ fsck_msg_types.buf);
+ if (!reject_thin)
argv_array_push(&child.args, "--fix-thin");
child.out = -1;
child.err = err_fd;
@@ -1551,8 +1594,7 @@ static void prepare_shallow_update(struct command *commands,
{
int i, j, k, bitmap_size = (si->ref->nr + 31) / 32;
- si->used_shallow = xmalloc(sizeof(*si->used_shallow) *
- si->shallow->nr);
+ ALLOC_ARRAY(si->used_shallow, si->shallow->nr);
assign_shallow_commits_to_refs(si, si->used_shallow, NULL);
si->need_reachability_test =
@@ -1572,7 +1614,7 @@ static void prepare_shallow_update(struct command *commands,
continue;
si->need_reachability_test[i]++;
for (k = 0; k < 32; k++)
- if (si->used_shallow[i][j] & (1 << k))
+ if (si->used_shallow[i][j] & (1U << k))
si->shallow_ref[j * 32 + k]++;
}
@@ -1618,7 +1660,7 @@ static void update_shallow_info(struct command *commands,
return;
}
- ref_status = xmalloc(sizeof(*ref_status) * ref->nr);
+ 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))
@@ -1668,45 +1710,29 @@ static int delete_only(struct command *commands)
int cmd_receive_pack(int argc, const char **argv, const char *prefix)
{
int advertise_refs = 0;
- int i;
struct command *commands;
struct sha1_array shallow = SHA1_ARRAY_INIT;
struct sha1_array ref = SHA1_ARRAY_INIT;
struct shallow_info si;
+ struct option options[] = {
+ OPT__QUIET(&quiet, N_("quiet")),
+ OPT_HIDDEN_BOOL(0, "stateless-rpc", &stateless_rpc, NULL),
+ OPT_HIDDEN_BOOL(0, "advertise-refs", &advertise_refs, NULL),
+ OPT_HIDDEN_BOOL(0, "reject-thin-pack-for-testing", &reject_thin, NULL),
+ OPT_END()
+ };
+
packet_trace_identity("receive-pack");
- argv++;
- for (i = 1; i < argc; i++) {
- const char *arg = *argv++;
+ argc = parse_options(argc, argv, prefix, options, receive_pack_usage, 0);
- if (*arg == '-') {
- if (!strcmp(arg, "--quiet")) {
- quiet = 1;
- continue;
- }
+ if (argc > 1)
+ usage_msg_opt(_("Too many arguments."), receive_pack_usage, options);
+ if (argc == 0)
+ usage_msg_opt(_("You must specify a directory."), receive_pack_usage, options);
- if (!strcmp(arg, "--advertise-refs")) {
- advertise_refs = 1;
- continue;
- }
- if (!strcmp(arg, "--stateless-rpc")) {
- stateless_rpc = 1;
- continue;
- }
- if (!strcmp(arg, "--reject-thin-pack-for-testing")) {
- fix_thin = 0;
- continue;
- }
-
- usage(receive_pack_usage);
- }
- if (service_dir)
- usage(receive_pack_usage);
- service_dir = arg;
- }
- if (!service_dir)
- usage(receive_pack_usage);
+ service_dir = argv[0];
setup_path();
@@ -1749,8 +1775,20 @@ int cmd_receive_pack(int argc, const char **argv, const char *prefix)
const char *argv_gc_auto[] = {
"gc", "--auto", "--quiet", NULL,
};
- int opt = RUN_GIT_CMD | RUN_COMMAND_STDOUT_TO_STDERR;
- run_command_v_opt(argv_gc_auto, opt);
+ struct child_process proc = CHILD_PROCESS_INIT;
+
+ proc.no_stdin = 1;
+ proc.stdout_to_stderr = 1;
+ proc.err = use_sideband ? -1 : 0;
+ proc.git_cmd = 1;
+ proc.argv = argv_gc_auto;
+
+ close_all_packs();
+ if (!start_command(&proc)) {
+ if (use_sideband)
+ copy_to_sideband(proc.err, -1, NULL);
+ finish_command(&proc);
+ }
}
if (auto_update_server_info)
update_server_info(0);