BOOL togo_m_cache_replace(TOGO_THREAD_ITEM * socket_item, u_char * key,
uint32_t expires, uint32_t vlen)
{
TOGO_M_CACHE_ITEM * item;
TOGO_HASHTABLE_ITEM * hitem;
hitem = togo_hashtable_get(togo_m_cache_hashtable, key);
if (hitem == NULL) {
/* Skip to read the value!*/
togo_read_skip(socket_item, vlen);
togo_send_data(socket_item, TOGO_SBUF_NOT_EXIST,
togo_strlen(TOGO_SBUF_NOT_EXIST));
return TRUE;
}
item = (TOGO_M_CACHE_ITEM *) hitem->p;
if (item->expires != 0 && item->expires < togo_get_time()) {
/* Skip to read the value!*/
togo_read_skip(socket_item, vlen);
togo_m_cache_delete_comm(item);
togo_send_data(socket_item, TOGO_SBUF_NOT_EXIST,
togo_strlen(TOGO_SBUF_NOT_EXIST));
return TRUE;
}
togo_m_cache_delete_comm(item);
return togo_m_cache_set_comm(socket_item, key, expires, vlen);
}
BOOL togo_m_cache_get(TOGO_THREAD_ITEM * socket_item, u_char * key)
{
TOGO_M_CACHE_ITEM * item;
TOGO_HASHTABLE_ITEM * hitem;
uint32_t vlen;
void * buf;
if (togo_m_cache->is_flush == TRUE) {
return FALSE;
}
hitem = togo_hashtable_get(togo_m_cache_hashtable, key);
if (hitem == NULL) {
togo_send_data(socket_item, TOGO_SBUF_NOT_EXIST,
togo_strlen(TOGO_SBUF_NOT_EXIST));
return TRUE;
}
item = (TOGO_M_CACHE_ITEM *) hitem->p;
if (item->expires != 0 && item->expires < togo_get_time()) {
togo_m_cache_delete_comm(item);
togo_send_data(socket_item, TOGO_SBUF_NOT_EXIST,
togo_strlen(TOGO_SBUF_NOT_EXIST));
return TRUE;
}
buf = togo_m_cache_get_val_addr(item, item->klen);
vlen = item->vlen;
togo_send_dbig(socket_item, buf, vlen, togo_m_cache_get_cb, (void *) item);
return TRUE;
}
BOOL togo_m_queue_rpop(u_char * name, TOGO_THREAD_ITEM *socket_item)
{
TOGO_M_QUEUE_ITEM * item;
TOGO_M_QUEUE_BLOCK * block;
TOGO_M_QUEUE * queue;
TOGO_M_QUEUE_ITEM * pi;
queue = togo_m_queue_get(name);
if (queue == NULL) {
return FALSE;
}
pthread_mutex_lock(&queue->qlock);
/* Search the priority list */
pi = togo_m_queue_pi_get(queue);
if (pi != NULL) {
item = pi;
} else {
if (queue->tail == NULL) {
queue->head = NULL;
pthread_mutex_unlock(&queue->qlock);
togo_send_null(socket_item); /* Send "TOGO_NULL"*/
return TRUE;
}
item = queue->tail;
if (item->prev != NULL) {
item->prev->next = NULL;
}
queue->tail = item->prev;
}
queue->total_elt--;
queue->total_hit++;
queue->total_read++;
block = item->block;
block->nelt--;
if (queue->total_elt == 0) {
queue->tail = NULL;
queue->head = NULL;
}
togo_send_data(socket_item, item->val, item->size);
if (block->nelt == 0) {
togo_m_queue_block_free(block, queue->pool, queue);
queue->total_block--;
queue->total_size -= togo_m_queue_block_size();
}
pthread_mutex_unlock(&queue->qlock);
return TRUE;
}
BOOL togo_m_cache_delete(TOGO_THREAD_ITEM * socket_item, u_char * key)
{
TOGO_M_CACHE_ITEM * item;
TOGO_HASHTABLE_ITEM * hitem;
hitem = togo_hashtable_get(togo_m_cache_hashtable, key);
if (hitem == NULL) {
togo_send_data(socket_item, TOGO_SBUF_NOT_EXIST,
togo_strlen(TOGO_SBUF_NOT_EXIST));
return TRUE;
}
item = (TOGO_M_CACHE_ITEM *) hitem->p;
return togo_m_cache_delete_comm(item);
}
BOOL togo_m_queue_count(u_char * name, TOGO_THREAD_ITEM * socket_item)
{
uint32_t count;
TOGO_M_QUEUE * queue;
size_t str_size;
queue = togo_m_queue_get(name);
count = (queue == NULL) ? 0 : queue->total_elt;
u_char * str = (u_char *) togo_pool_alloc(queue->pool, 12);
togo_itoa(count, str, 10);
togo_send_data(socket_item, str, togo_strlen(str));
togo_pool_free_data(queue->pool, (void *) str);
return TRUE;
}
BOOL togo_m_queue_status(u_char * name, TOGO_THREAD_ITEM * socket_item)
{
TOGO_M_QUEUE * queue;
TOGO_STRING * togo_str;
queue = togo_m_queue_get(name);
if (queue == NULL) {
return FALSE;
}
pthread_mutex_lock(&queue->qlock);
togo_str = togo_string_init(queue->pool, TOGO_STRING_DEFAULT_SIZE);
if (togo_str == NULL) {
return FALSE;
}
togo_string_append_s(&togo_str, "total_elt:");
togo_string_append_i(&togo_str, queue->total_elt);
togo_string_append_s(&togo_str, ";total_block:");
togo_string_append_i(&togo_str, queue->total_block);
togo_string_append_s(&togo_str, ";total_hit:");
togo_string_append_i(&togo_str, queue->total_hit);
togo_string_append_s(&togo_str, ";total_write:");
togo_string_append_i(&togo_str, queue->total_write);
togo_string_append_s(&togo_str, ";total_read:");
togo_string_append_i(&togo_str, queue->total_read);
togo_string_append_s(&togo_str, ";total_size:");
togo_string_append_i(&togo_str, queue->total_size);
togo_send_data(socket_item, togo_str->buf, togo_str->str_size);
togo_string_destroy(togo_str);
pthread_mutex_unlock(&queue->qlock);
return TRUE;
}
void togo_dispatcher(TOGO_COMMAND_TAG command_tag[],
TOGO_THREAD_ITEM *socket_item, int ntag)
{
BOOL ret = FALSE;
if (strcmp(command_tag[0].value, "VERSION") == 0) {
togo_send_data(socket_item, TOGO_VERSION, togo_strlen(TOGO_VERSION));
ret = TRUE;
} else if (strcmp(command_tag[0].value, "QUIT") == 0) {
togo_server_disconnect(socket_item);
ret = TRUE;
} else {
/**
* command_tag[0] : Module
* command_tag[1] : Action
* command_tag[2] : Object
* command_tag[3] : Value
* command_tag[4] : Option
*/
if (ntag < 3 || command_tag[0].value == NULL) {
ret = FALSE;
} else if (strcmp(command_tag[0].value, "QUEUE") == 0) {
/**
* command_tag[0] : Module QUEUE
* command_tag[1] : Action RPUSH|LPUSH|LPOP|RPOP|COUNT|STATUS
* command_tag[2] : Object Queue name
* command_tag[3] : Value value
* command_tag[4] : Option priority:1|2|3
*/
ret = togo_m_queue_command(command_tag, socket_item, ntag);
} else if (strcmp(command_tag[0].value, "COUNTER") == 0) {
/**
* command_tag[0] : Module COUNTER
* command_tag[1] : Action PLUS|MINUS|GET|RESET
* command_tag[2] : Object Count name
* command_tag[3] : Step 1 MAX:99999999
*/
ret = togo_m_counter_command(command_tag, socket_item, ntag);
} else if (strcmp(command_tag[0].value, "LOCK") == 0) {
/**
* command_tag[0] : Module LOCK
* command_tag[1] : Action LOCK|UNLOCK|STATUS
* command_tag[2] : Object Count name
*/
ret = togo_m_lock_command(command_tag, socket_item, ntag);
}
}
/* If fail, We will return "TOGO_FAIL"! */
if (ret == FALSE) {
togo_send_fail(socket_item);
}
}
