/**
Composes the name of an input file, based on target
Takes a data directory and an executable name, and tries to open an input
file based on these variables. If a file is found in neither of two
locattions derived from these variables, this method tries to fall back on
/dev/null.
Source file locations:
- [data_dir]/manual/in/[target].in
- [data_dir]/tutorial/in/[target].in
- /dev/null
@param data_dir the path of the reference data directory
@param target the name of executable being run
@returns the name of the file
*/
char*
input_name (const char* data_dir, const char* target)
{
char* fname = 0;
int stat_result = 0;
struct stat sb;
assert (0 != target);
if (data_dir && *data_dir) {
/* Try data_dir/manual/in/target.in */
fname = reference_name (data_dir, "manual", "in");
stat_result = stat (fname, &sb);
if (0 == stat_result)
return fname;
free (fname);
/* Try data_dir/tutorial/in/target.in */
fname = reference_name (data_dir, "tutorial", "in");
stat_result = stat (fname, &sb);
if (0 == stat_result)
return fname;
free (fname);
}
/* If we didn't find a source file, use /dev/null */
fname = (char*)RW_MALLOC (sizeof DEV_NULL);
strcpy (fname, DEV_NULL);
return fname;
}
char*
output_name (const char* target)
{
const char* suffix = "out";
const size_t sfx_len = strlen (suffix);
const size_t exe_len = strlen (target) - exe_suffix_len;
char* const tmp_name = (char*)RW_MALLOC (exe_len + sfx_len + 2);
memcpy (tmp_name, target, exe_len);
*(tmp_name + exe_len) = suffix_sep;
memcpy (tmp_name + exe_len + 1, suffix, sfx_len + 1);
return tmp_name;
}
char*
reference_name (const char* data_dir, const char* subdir, const char* mode)
{
size_t root_len, cmp_len, dir_len, mode_len, net_len;
char* ref_name;
char* tail;
const char* const target_name = get_target ();
assert (0 != target_name);
assert (0 != subdir);
assert (0 != mode);
root_len = data_dir ? strlen (data_dir) : 0;
cmp_len = strlen (target_name) - exe_suffix_len;
dir_len = strlen (subdir);
mode_len = strlen (mode);
net_len = root_len + cmp_len + dir_len + mode_len * 2 + 5;
/* 5 comes from 3 path seperator characters, the suffix seperator
character, and the trailing null */
tail = ref_name = (char*)RW_MALLOC (net_len);
memcpy (tail, data_dir, root_len);
tail += root_len;
*tail++ = default_path_sep;
memcpy (tail , subdir, dir_len);
tail += dir_len;
*tail++ = default_path_sep;
memcpy (tail , mode, mode_len);
tail += mode_len;
*tail++ = default_path_sep;
memcpy (tail , target_name, cmp_len);
tail += cmp_len;
*tail++ = suffix_sep;
memcpy (tail , mode, mode_len);
tail += mode_len;
*tail = '\0';
return ref_name;
}
/**
Helper function to parse a ulimit value string
@param opts ulimit value string to pares
@see child_limits
*/
static bool
parse_limit_opts (const char* opts, struct target_opts* defaults)
{
static const struct {
rw_rlimit** limit;
const char* name;
const char* caps;
const char* mixd;
size_t len;
} limits[] = {
{
#ifdef RLIMIT_CORE
&defaults->core,
#else
0,
#endif /* RLIMIT_CORE */
"core", "CORE", "Core", 4 },
{
#ifdef RLIMIT_CPU
&defaults->cpu,
#else
0,
#endif /* RLIMIT_CPU */
"cpu", "CPU", "Cpu", 3 },
{
#ifdef RLIMIT_DATA
&defaults->data,
#else
0,
#endif /* RLIMIT_DATA */
"data", "DATA", "Data", 4 },
{
#ifdef RLIMIT_FSIZE
&defaults->fsize,
#else
0,
#endif /* RLIMIT_FSIZE */
"fsize", "FSIZE", "Fsize", 5 },
{
#ifdef RLIMIT_NOFILE
&defaults->nofile,
#else
0,
#endif /* RLIMIT_NOFILE */
"nofile", "NOFILE", "Nofile", 6 },
{
#ifdef RLIMIT_STACK
&defaults->stack,
#else
0,
#endif /* RLIMIT_STACK */
"stack", "STACK", "Stack", 5 },
{
#ifdef RLIMIT_AS
&defaults->as,
#else
0,
#endif /* RLIMIT_AS */
"as", "AS", "As", 2 },
{ 0, 0, 0, 0, 0 }
};
const char* arg = opts;
assert (0 != opts);
while (arg && *arg) {
const size_t arglen = strlen (arg);
for (size_t i = 0; limits [i].name; ++i) {
if ( limits [i].len < arglen
&& ( 0 == memcmp (limits [i].name, arg, limits [i].len)
|| 0 == memcmp (limits [i].caps, arg, limits [i].len)
|| 0 == memcmp (limits [i].mixd, arg, limits [i].len))
&& ':' == arg [limits [i].len]) {
/* determine whether the hard limit and/or the soft limit
should be set. */
const bool hard = 0 != isupper (arg [0]);
const bool soft = 0 != islower (arg [1]);
arg += limits [i].len + 1;
if (!isdigit (*arg)) {
return 1;
}
char *end;
const long lim = strtol (arg, &end, 10);
arg = end;
if ('\0' != *arg && ',' != *arg)
break;
if (limits [i].limit) {
if (!*limits [i].limit) {
(*limits [i].limit) =
(rw_rlimit*)RW_MALLOC (sizeof (rw_rlimit));
(*limits [i].limit)->rlim_cur = RLIM_SAVED_CUR;
(*limits [i].limit)->rlim_max = RLIM_SAVED_MAX;
}
if (soft)
(*limits [i].limit)->rlim_cur = lim;
if (hard)
(*limits [i].limit)->rlim_max = lim;
}
else
warn ("Unable to process %s limit: Not supported\n",
limits [i].name);
break;
}
}
if (',' == *arg) {
++arg;
}
else if ('\0' != *arg) {
return 1;
}
}
return 0;
}
// This will be supported after sharding support
//
//LCOV_EXCL_START
rw_status_t
rwdts_kv_update_db_xact_precommit(rwdts_member_data_object_t *mobj, RWDtsQueryAction action)
{
rwdts_api_t *apih;
rwdts_member_registration_t *reg;
ProtobufCMessage *msg;
uint8_t *payload;
size_t payload_len;
rw_status_t status;
rwdts_kv_table_handle_t *kv_tab_handle = NULL;
rwdts_shard_info_detail_t *shard_key1;
uint8_t *local_ks_binpath = NULL;
size_t local_ks_binpath_len;
rw_keyspec_path_t *local_keyspec = NULL;
/* Build the shard-key to get the shard-id and DB number */
char str[15] = "banana";
reg = mobj->reg;
RW_ASSERT_TYPE(reg, rwdts_member_registration_t);
apih = reg->apih;
RW_ASSERT(apih);
RW_ASSERT(action != RWDTS_QUERY_INVALID);
msg = mobj->msg;
shard_key1 = RW_MALLOC0_TYPE(sizeof(rwdts_shard_info_detail_t), rwdts_shard_info_detail_t);
shard_key1->shard_key_detail.u.byte_key.k.key = (void *)RW_MALLOC(sizeof(str));
memcpy((char *)shard_key1->shard_key_detail.u.byte_key.k.key, &str[0], strlen(str));
shard_key1->shard_key_detail.u.byte_key.k.key_len = strlen(str);
/* Get the shard-id and DB number */
rwdts_shard_db_num_info_t *shard_db_num_info = RW_MALLOC0(sizeof(rwdts_shard_db_num_info_t));
status = rw_keyspec_path_create_dup(reg->keyspec, &apih->ksi , &local_keyspec);
RW_ASSERT(status == RW_STATUS_SUCCESS);
status = rw_keyspec_path_get_binpath(local_keyspec, &apih->ksi , (const uint8_t **)&local_ks_binpath, &local_ks_binpath_len);
RW_ASSERT(status == RW_STATUS_SUCCESS);
rwdts_member_get_shard_db_info_keyspec(apih, local_keyspec,
shard_key1,
shard_db_num_info);
if (shard_db_num_info->shard_db_num_cnt > 0) {
mobj->db_number = shard_db_num_info->shard_db_num[0].db_number;
mobj->shard_id = shard_db_num_info->shard_db_num[0].shard_chunk_id;
/* Search for KV table handle */
status = RW_SKLIST_LOOKUP_BY_KEY(&(apih->kv_table_handle_list), &mobj->db_number,
(void *)&kv_tab_handle);
if (!kv_tab_handle) {
kv_tab_handle = rwdts_kv_light_register_table(apih->handle, mobj->db_number);
RW_ASSERT(kv_tab_handle);
status = RW_SKLIST_INSERT(&(apih->kv_table_handle_list), kv_tab_handle);
RW_ASSERT(status == RW_STATUS_SUCCESS);
}
mobj->kv_tab_handle = kv_tab_handle;
RWDTS_CREATE_SHARD(reg->reg_id, apih->client_path, apih->router_path);
/* Perform KV xact operation */
if (apih->db_up && ((action == RWDTS_QUERY_CREATE) ||
(RWDTS_QUERY_UPDATE == action))) {
RW_ASSERT(msg);
payload = protobuf_c_message_serialize(NULL, msg, &payload_len);
rwdts_kv_light_table_xact_insert(kv_tab_handle, 0, shard,
(void *)mobj->key,
mobj->key_len,
payload,
payload_len,
(void *)rwdts_kv_light_insert_xact_obj_cb,
(void *)mobj);
} else if (apih->db_up && (action == RWDTS_QUERY_DELETE)) {
rwdts_kv_light_table_xact_delete(kv_tab_handle, 0,
(void *)mobj->key,
mobj->key_len,
(void *)rwdts_kv_light_delete_xact_obj_cb,
(void *)mobj);
}
}
if (shard_db_num_info->shard_db_num_cnt) {
free(shard_db_num_info->shard_db_num);
}
RW_FREE(shard_db_num_info);
rw_keyspec_path_free(local_keyspec, NULL);
RW_FREE(shard_key1->shard_key_detail.u.byte_key.k.key);
RW_FREE_TYPE(shard_key1, rwdts_shard_info_detail_t);
return RW_STATUS_SUCCESS;
}