LumieraConfigLookupentry
lumiera_config_lookup_insert_default (LumieraConfigLookup self, LumieraConfigitem item)
{
TRACE (configlookup_dbg, "%s", item->line);
REQUIRE (self);
REQUIRE (item);
REQUIRE (item->key);
REQUIRE (item->key_size);
const char* key = lumiera_tmpbuf_snprintf (SIZE_MAX, "%.*s", item->key_size, item->key);
LumieraConfigLookupentry entry = (LumieraConfigLookupentry)psplay_find (&self->tree, key, 100);
if (!entry)
entry = (LumieraConfigLookupentry)psplay_insert (&self->tree, &lumiera_config_lookupentry_new (key)->node, 100);
////////////////////////////////////////TICKET #839 check that no 'default' item already exists when inserting a default
////////////////////////////////////////TICKET #839 ...that is, the tail element's parent points to the 'defaults' in config
llist_insert_tail (&entry->configitems, &item->lookup);
return entry;
}
LumieraPlugin
lumiera_plugin_load_DYNLIB (const char* name)
{
TRACE (pluginloader_dbg, "load DYNLIB: %s", name);
REQUIRE (name);
LumieraPlugin self = lumiera_plugin_new (name);
LumieraInterface plugin = NULL;
void* handle = dlopen (name, RTLD_LAZY|RTLD_LOCAL);
if (handle)
{
plugin = (LumieraInterface) dlsym (handle, LUMIERA_INTERFACE_DSTRING (lumieraorg__plugin, 0, lumieraorg_plugin));
if (!plugin)
LUMIERA_ERROR_SET (pluginloader, PLUGIN_WTF, name);
}
else
LUMIERA_ERROR_SET (pluginloader_dbg, PLUGIN_OPEN, lumiera_tmpbuf_snprintf (4096, "%s: %s", name, dlerror()));
return lumiera_plugin_init (self, handle, plugin);
}
int
lumiera_backend_init (void)
{
TRACE (backend_dbg);
lumiera_mutex_init (&lumiera_filecreate_mutex, "fileaccess", &NOBUG_FLAG (mutex_dbg), NOBUG_CONTEXT);
lumiera_resourcecollector_init ();
/* hook the resourcecollector into the mpool*/
mpool_malloc_hook = lumiera_malloc;
mpool_free_hook = lumiera_free;
mpool_init_hook = lumiera_backend_resourcecollector_register_mpool;
mpool_destroy_hook = lumiera_backend_resourcecollector_unregister_mpool;
/* hook the resourcecollector into the safeclib allocation functions */
lumiera_safeclib_set_resourcecollector (lumiera_resourcecollector_run);
PLANNED("The resourcecollector aborts by default when there is no final strategy for recovery, TODO: initiate sane shutdown");
lumiera_threadpool_init ();
PLANNED ("hook threadpool into the resourcecollector (maybe in threadpool_init() instead here");
lumiera_filedescriptorregistry_init ();
lumiera_backend_pagesize = sysconf(_SC_PAGESIZE);
/////////////////////////////////////////////////////////////////////TICKET #838 add config options to override following defaults"
const char* filehandles = lumiera_tmpbuf_snprintf (SIZE_MAX,
"vault.file.max_handles = %d",
/* roughly 2/3 of all available filehandles are managed by the Lumiera Vault */
(sysconf (_SC_OPEN_MAX)-10)*2/3);
lumiera_config_setdefault (filehandles);
long long max_entries;
lumiera_config_number_get ("vault.file.max_handles", &max_entries);
lumiera_filehandlecache_new (max_entries);
#if SIZE_MAX <= 4294967295UL
lumiera_config_setdefault ("vault.mmap.as_limit = 3221225469");
#else
lumiera_config_setdefault ("vault.mmap.as_limit = 211106232532992");
#endif
struct rlimit as_rlimit;
getrlimit (RLIMIT_AS, &as_rlimit);
long long as_limit = (long long)as_rlimit.rlim_cur;
if (as_rlimit.rlim_cur == RLIM_INFINITY)
{
lumiera_config_number_get ("vault.mmap.as_limit", &as_limit);
}
else
{
INFO (vault, "address space limited to %luMiB", as_rlimit.rlim_cur/1024/1024);
}
lumiera_mmapcache_new (as_limit);
return 0;
}
