static
zend_bool s_configure_from_ini_values(memcached_st *memc, zend_bool silent)
{
memcached_return rc;
#define check_set_behavior(behavior, value) \
if ((rc = memcached_behavior_set(memc, (behavior), (value))) != MEMCACHED_SUCCESS) { \
if (!silent) { php_error_docref(NULL, E_WARNING, "failed to initialise session memcached configuration: %s", memcached_strerror(memc, rc)); } \
return 0; \
}
if (MEMC_SESS_INI(binary_protocol_enabled)) {
check_set_behavior(MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, 1);
}
if (MEMC_SESS_INI(consistent_hash_enabled)) {
check_set_behavior(MEMCACHED_BEHAVIOR_KETAMA, 1);
}
if (MEMC_SESS_INI(server_failure_limit)) {
check_set_behavior(MEMCACHED_BEHAVIOR_SERVER_FAILURE_LIMIT, MEMC_SESS_INI(server_failure_limit));
}
if (MEMC_SESS_INI(number_of_replicas)) {
check_set_behavior(MEMCACHED_BEHAVIOR_NUMBER_OF_REPLICAS, MEMC_SESS_INI(number_of_replicas));
}
if (MEMC_SESS_INI(randomize_replica_read_enabled)) {
check_set_behavior(MEMCACHED_BEHAVIOR_RANDOMIZE_REPLICA_READ, 1);
}
if (MEMC_SESS_INI(remove_failed_servers_enabled)) {
check_set_behavior(MEMCACHED_BEHAVIOR_REMOVE_FAILED_SERVERS, 1);
}
if (MEMC_SESS_INI(connect_timeout)) {
check_set_behavior(MEMCACHED_BEHAVIOR_CONNECT_TIMEOUT, MEMC_SESS_INI(connect_timeout));
}
if (MEMC_SESS_STR_INI(prefix)) {
memcached_callback_set(memc, MEMCACHED_CALLBACK_NAMESPACE, MEMC_SESS_STR_INI(prefix));
}
if (MEMC_SESS_STR_INI(sasl_username) && MEMC_SESS_STR_INI(sasl_password)) {
php_memcached_user_data *user_data;
if (!php_memc_init_sasl_if_needed()) {
return 0;
}
check_set_behavior(MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, 1);
if (memcached_set_sasl_auth_data(memc, MEMC_SESS_STR_INI(sasl_username), MEMC_SESS_STR_INI(sasl_password)) == MEMCACHED_FAILURE) {
php_error_docref(NULL, E_WARNING, "failed to set memcached session sasl credentials");
return 0;
}
user_data = memcached_get_user_data(memc);
user_data->has_sasl_data = 1;
}
#undef safe_set_behavior
return 1;
}
void _PG_init(void)
{
MemoryContext old_ctxt;
globals.pg_ctxt = AllocSetContextCreate(TopMemoryContext,
"pgmemcache global context",
ALLOCSET_SMALL_MINSIZE,
ALLOCSET_SMALL_INITSIZE,
ALLOCSET_SMALL_MAXSIZE);
old_ctxt = MemoryContextSwitchTo(globals.pg_ctxt);
globals.mc = memcached_create(NULL);
if (memcached_set_memory_allocators(globals.mc,
(memcached_malloc_fn) pgmemcache_malloc,
(memcached_free_fn) pgmemcache_free,
(memcached_realloc_fn) pgmemcache_realloc,
(memcached_calloc_fn) pgmemcache_calloc,
NULL) != MEMCACHED_SUCCESS) {
elog(ERROR, "pgmemcache: unable to set memory allocators");
}
MemoryContextSwitchTo(old_ctxt);
DefineCustomStringVariable("pgmemcache.default_servers",
"Comma-separated list of memcached servers to connect to.",
"Specified as a comma-separated list of host:port (port is optional).",
&memcache_default_servers,
NULL,
PGC_USERSET,
GUC_LIST_INPUT,
#if defined(PG_VERSION_NUM) && (PG_VERSION_NUM >= 90100)
NULL,
#endif
assign_default_servers_guc,
show_default_servers_guc);
DefineCustomStringVariable ("pgmemcache.default_behavior",
"Comma-separated list of memcached behavior (optional).",
"Specified as a comma-separated list of behavior_flag:behavior_data.",
&memcache_default_behavior,
NULL,
PGC_USERSET,
GUC_LIST_INPUT,
#if defined(PG_VERSION_NUM) && (PG_VERSION_NUM >= 90100)
NULL,
#endif
assign_default_behavior_guc,
show_default_behavior_guc);
DefineCustomStringVariable ("pgmemcache.sasl_authentication_username",
"pgmemcache SASL user authentication username",
"Simple string pgmemcache.sasl_authentication_username = '******'",
&memcache_sasl_authentication_username,
NULL,
PGC_USERSET,
GUC_LIST_INPUT,
#if defined(PG_VERSION_NUM) && (PG_VERSION_NUM >= 90100)
NULL,
#endif
NULL,
show_memcache_sasl_authentication_username_guc);
DefineCustomStringVariable ("pgmemcache.sasl_authentication_password",
"pgmemcache SASL user authentication password",
"Simple string pgmemcache.sasl_authentication_password = '******'",
&memcache_sasl_authentication_password,
NULL,
PGC_USERSET,
GUC_LIST_INPUT,
#if defined(PG_VERSION_NUM) && (PG_VERSION_NUM >= 90100)
NULL,
#endif
NULL,
show_memcache_sasl_authentication_password_guc);
#if LIBMEMCACHED_WITH_SASL_SUPPORT
if ((strlen(memcache_sasl_authentication_username) > 0 && strlen(memcache_sasl_authentication_password) > 0) || (memcache_sasl_authentication_username != NULL && memcache_sasl_authentication_password != NULL)) {
rc = memcached_set_sasl_auth_data(globals.mc, memcache_sasl_authentication_username, memcache_sasl_authentication_password);
if (rc != MEMCACHED_SUCCESS) {
elog(ERROR, "%s ", memcached_strerror(globals.mc, rc));
}
_init_sasl();
}
#endif
}