virtual void* run()
{
// 回写需要先设置远程连接地址
acl::socket_stream* conn = (acl::socket_stream*)
acl_pthread_getspecific(stream_key);
acl_assert(conn);
conn->set_peer(peer_addr_);
conn->write(buf_, len_);
// 因为该对象是动态分配的，所以需要释放掉
delete this;
return NULL;
}
redis_result::redis_result(dbuf_pool* pool)
: result_type_(REDIS_RESULT_NIL)
, pool_(pool)
, size_(0)
, idx_(0)
, argv_(NULL)
, lens_(NULL)
, children_(NULL)
, children_size_(10)
, children_idx_(0)
{
acl_assert(pool_ != NULL);
}
void aio_listen_stream::hook_accept()
{
acl_assert(stream_);
if (accept_hooked_)
return;
accept_hooked_ = true;
acl_aio_ctl(stream_,
ACL_AIO_CTL_ACCEPT_FN, accept_callback,
ACL_AIO_CTL_CTX, this,
ACL_AIO_CTL_END);
acl_aio_accept(stream_);
}
bool ipc_client::open(const char* addr, int timeout)
{
acl_assert(sync_stream_ == NULL && async_stream_ == NULL);
sync_stream_ = NEW socket_stream();
if (sync_stream_->open(addr, timeout, 0) == false)
{
delete sync_stream_;
sync_stream_ = NULL;
return (false);
}
sync_stream_inner_ = sync_stream_;
return (true);
}
ACL_XML_NODE *acl_xml_node_next(ACL_XML_NODE *node)
{
ACL_RING *ring_ptr = acl_ring_succ(&node->node);
ACL_XML_NODE *parent;
if (ring_ptr == &node->node)
return (NULL);
parent = node->parent;
acl_assert(parent != NULL);
if (ring_ptr == &parent->children)
return (NULL);
return (acl_ring_to_appl(ring_ptr, ACL_XML_NODE, node));
}
memcache_session::memcache_session(const char* cache_addr,
int conn_timeout /* = 180 */, int rw_timeout /* = 300 */,
const char* prefix /* = NULL */, time_t ttl /* = 0 */,
const char* sid /* = NULL */, bool encode_key /* = true */)
: session(ttl, sid)
, auto_free_(true)
{
acl_assert(cache_addr && *cache_addr);
cache_ = NEW memcache(cache_addr, conn_timeout, rw_timeout);
(*cache_).set_prefix(prefix && *prefix ? prefix : "_")
.encode_key(encode_key)
.auto_retry(true);
}
xml_node* xml2_node::next_child(void)
{
acl_assert(child_iter_);
ACL_XML2_NODE* node = node_->iter_next(child_iter_, node_);
if (node == NULL)
return NULL;
xml2_node* n = NEW xml2_node(xml_, node);
nodes_tmp_.push_back(n);
return n;
}
int stream::read_hook(ACL_SOCKET, void *buf, size_t len, int,
ACL_VSTREAM* vs, void *)
{
stream* s = (stream*) acl_vstream_get_object(vs, HOOK_KEY);
acl_assert(s);
if (s->hook_ == NULL)
{
logger_error("hook_ null");
return -1;
}
return s->hook_->read(buf, len);
}
int master_threads2::service_on_handshake(ACL_VSTREAM *client)
{
acl_assert(__mt != NULL);
// client->context 在 service_on_accept 中被设置
socket_stream* stream = (socket_stream*) client->context;
if (stream == NULL)
logger_fatal("client->context is null!");
if (__mt->thread_on_handshake(stream) == true)
return 0;
return -1;
}
static void handles_init(void)
{
const char *myname = "handles_init";
int i;
__handles = (HANDLE *) acl_mycalloc(__max_handle, sizeof(HANDLE));
acl_assert(__handles);
__cur_handle = 0;
for (i = 0; i < __max_handle; i++) {
__handles[i] = INVALID_HANDLE_VALUE;
}
}
int stream::fsend_hook(ACL_FILE_HANDLE, const void *buf, size_t len, int,
ACL_VSTREAM* vs, void *)
{
stream* s = (stream*) acl_vstream_get_object(vs, HOOK_KEY);
acl_assert(s);
if (s->hook_ == NULL)
{
logger_error("hook_ null");
return -1;
}
return s->hook_->send(buf, len);
}
hspool::hspool(const char* addr_rw, const char* addr_rd,
bool cache_enable /* = true */, bool retry_enable /* = true */)
: cache_enable_(cache_enable)
, retry_enable_(retry_enable)
{
acl_assert(addr_rw);
addr_rw_ = acl_mystrdup(addr_rw);
if (addr_rd != NULL)
addr_rd_ = acl_mystrdup(addr_rd);
else
addr_rd_ = addr_rw_;
locker_ = NEW locker(true);
}
void read_respond_body(HWND hWnd)
{
acl_assert(hdr_res_);
/* 如果 HTTP 响应没有数据体则仅输出 HTTP 响应头即可 */
if (hdr_res_->hdr.content_length == 0
|| (hdr_res_->hdr.content_length == -1
&& hdr_res_->reply_status > 300
&& hdr_res_->reply_status < 400))
{
data_.i_ptr = NULL;
data_.i_dlen = 0;
// 如果没有数据体，也发送消息通知调用者数据结束
report(hWnd, HTTP_MSG_DAT);
return;
}
res_ = http_res_new(hdr_res_);
#define BUF_LEN 8192
char* buf;
int ret;
while (true)
{
buf = (char*) acl_mymalloc(BUF_LEN);
ret = read_respond_body(buf, BUF_LEN - 1);
if (ret <= 0)
{
acl_myfree(buf);
break;
}
buf[ret] = 0;
data_.i_ptr = buf;
data_.i_dlen = (size_t) ret;
report(hWnd, HTTP_MSG_DAT);
if (respond_over_)
break;
if (nwait_ > 0)
acl_doze(nwait_);
}
data_.i_ptr = NULL;
data_.i_dlen = 0;
report(hWnd, HTTP_MSG_DAT);
}
void master_trigger::service_pre_jail(char*, char**)
{
acl_assert(__mt != NULL);
#ifndef WIN32
if (__mt->daemon_mode())
{
ACL_EVENT* eventp = acl_trigger_server_event();
__mt->set_event(eventp); // 设置基类的事件引擎句柄
}
#endif
__mt->proc_pre_jail();
}
void master_proc::service_pre_jail(char*, char**)
{
acl_assert(__mp != NULL);
#ifndef ACL_WINDOWS
if (__mp->daemon_mode())
{
ACL_EVENT* eventp = acl_single_server_event();
__mp->set_event(eventp);
}
#endif
__mp->proc_pre_jail();
}
bool HttpServletResponse::sendHeader(void)
{
acl_assert(header_->is_request() == false);
string buf;
if (charset_[0] != 0)
buf.format("%s; charset=%s", content_type_, charset_);
else
buf.format("%s", content_type_);
header_->set_content_type(buf.c_str());
buf.clear();
header_->build_response(buf);
return getOutputStream().write(buf) == -1 ? false : true;
}
void master_fiber::service_main(ACL_VSTREAM *client, void*)
{
acl_assert(__mf != NULL);
socket_stream stream;
if (stream.open(client) == false)
{
logger_error("open stream error(%s)", acl_last_serror());
return;
}
__mf->on_accept(stream);
stream.unbind();
}
void status_manager::del_status(const char* key)
{
acl_assert(key && *key);
std::map<acl::string, server_status*>::iterator it =
servers_status_.find(key);
if (it == servers_status_.end())
{
logger_warn("key: %s not found", key);
return;
}
delete it->second;
servers_status_.erase(it);
}
ACL_VSTREAM *private_vstream_fhopen(ACL_FILE_HANDLE fh, unsigned int oflags)
{
ACL_VSTREAM *fp;
acl_assert(fh != ACL_FILE_INVALID);
fp = private_vstream_fdopen(ACL_SOCKET_INVALID, oflags,
4096, 0, ACL_VSTREAM_TYPE_FILE);
if (fp == NULL)
return (NULL);
fp->fd.h_file = fh;
return (fp);
}
void manager::init(ACL_EVENT* event, const char* addr, int rw_timeout)
{
acl_assert(event);
if (addr == NULL || *addr == 0)
return;
event_ = event;
aio_ = acl_aio_create3(event);
handle_ = new acl::aio_handle(aio_);
server_ = new http_server(*handle_, rw_timeout);
server_->open(addr);
}
static void slice3_mbuf_alloc(ACL_SLICE *slice)
{
#ifdef _LP64
const char *myname = "slice3_mbuf_alloc";
#endif
SLICE3 *slice3 = (SLICE3*) slice;
MBUF3 *mbuf;
int i, incr_real = 0, n;
char *ptr;
mbuf = (MBUF3*) acl_default_malloc(__FILE__, __LINE__,
slice->page_size);
mbuf->mbuf.slice = slice;
mbuf->mbuf.nused = 0;
mbuf->mbuf.signature = SIGNATURE;
ptr = mbuf->payload;
slice->nalloc++;
mbuf->mslots.slots = NULL;
n = slice->page_nslots;
MBUF_SLOTS_SPACE(slice, &mbuf->mslots, n, incr_real);
acl_assert(mbuf->mslots.islots == 0);
for (i = 0; i < slice->page_nslots; i++) {
ptr += SLICE3_HEAD_SIZE;
#ifdef _LP64
if ((slice->flag & ACL_SLICE_FLAG_LP64_ALIGN)
&& ((uintptr_t)ptr & 0x7) != 0) /* just for AVL */
{
acl_msg_fatal("%s(%d): %s, ptr(%lx) invalid",
myname, __LINE__, slice->name, (long) ptr);
}
#endif
*((int*) (ptr - SLICE_OFF_SIZE)) = (int) (ptr - (char*) mbuf);
mbuf->mslots.slots[mbuf->mslots.islots++] = ptr;
ptr += slice->slice_length;
}
for (i = slice->page_nslots; i < incr_real; i++)
mbuf->mslots.slots[i] = NULL;
SLICE_MBUF_SPACE(slice3, 1, incr_real, MBUF3);
for (i = slice->nbuf; i < slice3->capacity; i++)
slice3->mbufs[i] = NULL;
slice3->mbufs[slice->nbuf] = mbuf;
mbuf->ibuf = slice->nbuf;
slice->nbuf++;
slice->length += slice->page_size + sizeof(void*) * slice->page_nslots;
}
void aio_ostream::hook_write()
{
acl_assert(stream_);
if (write_hooked_)
return;
write_hooked_ = true;
/*
acl_aio_ctl(stream_,
ACL_AIO_CTL_WRITE_HOOK_ADD, write_callback, this,
ACL_AIO_CTL_END);
*/
acl_aio_add_write_hook(stream_, write_callback, this);
}
void master_threads::service_pre_jail(void*)
{
acl_assert(__mt != NULL);
#ifndef WIN32
if (__mt->daemon_mode())
{
ACL_EVENT* eventp = acl_ioctl_server_event();
__mt->set_event(eventp);
}
#endif
__mt->proc_pre_jail();
}
int acl_pthread_once(acl_pthread_once_t *once_control,
void (*init_routine)(void))
{
int n = 0;
if (once_control == NULL || init_routine == NULL) {
acl_set_error(ACL_EINVAL);
return ACL_EINVAL;
}
/* 只有第一个调用 InterlockedCompareExchange 的线程才会执行
* init_routine, 后续线程永远在 InterlockedCompareExchange
* 外运行，并且一直进入空循环直至第一个线程执行 init_routine
* 完毕并且将 *once_control 重新赋值, 只有在多核环境中多个线程
* 同时运行至此时才有可能出现短暂的后续线程空循环现象，如果
* 多个线程顺序至此，则因为 *once_control 已经被第一个线程重新
* 赋值而不会进入循环体内只所以如此处理，是为了保证所有线程在
* 调用 acl_pthread_once 返回前 init_routine 必须被调用且仅能
* 被调用一次, 但在VC6下，InterlockedCompareExchange 接口定义
* 有些怪异，需要做硬性指定参数类型，参见 <Windows 高级编程指南>
* Jeffrey Richter, 366 页
*/
while (1) {
#ifdef MS_VC6
LONG prev = InterlockedCompareExchange((PVOID) once_control,
(PVOID) 1, (PVOID) ACL_PTHREAD_ONCE_INIT);
#else
LONG prev = InterlockedCompareExchange(
once_control, 1, ACL_PTHREAD_ONCE_INIT);
#endif
if (prev == 2)
return 0;
else if (prev == 0) {
/* 只有第一个线程才会至此 */
init_routine();
/* 将 *conce_control 重新赋值以使后续线程不进入 while
* 循环或从 while 循环中跳出
*/
InterlockedExchange(once_control, 2);
return 0;
} else {
acl_assert(prev == 1);
/* 防止空循环过多地浪费CPU */
Sleep(1); /** sleep 1ms */
}
}
return 1; /* 不可达代码，避免编译器报警告 */
}
int pipe_string::pop_end(string* out, size_t max /* = 0 */)
{
if (out == NULL)
return (0);
size_t n = m_pBuf->length();
acl_assert(n >= m_pos);
n -= m_pos;
if (n == 0)
return (0);
if (max > 0 && n > max)
n = max;
out->append(m_pBuf->c_str() + m_pos, n);
m_pos += n;
return (n);
}
CMsnClient::CMsnClient(IMsnClient* callback, const char* account,
const char* passwd, int timeout)
: callback_(callback)
, account_(account)
, passwd_(passwd)
, ds_client_(NULL)
, ns_client_(NULL)
, ticket_(NULL)
, timeout_(timeout)
, sid_(1)
{
msn_service_ = NEW CMsnService();
acl_assert(callback);
acl::log::open("./msg_client.log", "test");
}
memcache::memcache(const char* addr /* = "127.0.0.1:11211" */,
int conn_timeout /* = 30 */, int rw_timeout /* = 30 */)
: keypre_(NULL)
, coder_(false, false)
, encode_key_(false)
, opened_(false)
, retry_(true)
, content_length_(0)
, length_(0)
, conn_(NULL)
{
acl_assert(addr && *addr);
addr_ = acl_mystrdup(addr);
set_timeout(conn_timeout, rw_timeout);
}
mysql_pool::mysql_pool(const char* dbaddr, const char* dbname,
const char* dbuser, const char* dbpass, int dblimit /* = 64 */,
unsigned long dbflags /* = 0 */, bool auto_commit /* = true */,
int conn_timeout /* = 60 */, int rw_timeout /* = 60 */,
const char* charset /* = "utf8" */)
: db_pool(dbaddr, dblimit)
{
acl_assert(dbaddr && *dbaddr);
acl_assert(dbname && *dbname);
conf_ = NEW mysql_conf(dbaddr, dbname);
if (dbuser && *dbuser)
conf_->set_dbuser(dbuser);
if (dbpass && *dbpass)
conf_->set_dbpass(dbpass);
if (charset && *charset)
conf_->set_charset(charset);
conf_->set_dbflags(dbflags);
conf_->set_dblimit(dblimit);
conf_->set_auto_commit(auto_commit);
conf_->set_conn_timeout(conn_timeout);
conf_->set_rw_timeout(rw_timeout);
}
void master_proc::service_main(ACL_VSTREAM *stream, char*, char**)
{
socket_stream* client = NEW socket_stream();
if (client->open(stream) == false)
logger_fatal("open stream error!");
acl_assert(__mp != NULL);
#ifndef ACL_WINDOWS
if (__mp->daemon_mode_)
acl_watchdog_pat(); // 必须通知 acl_master 框架一下
#endif
__mp->on_accept(client);
client->unbind();
delete client;
}
void aio_istream::hook_read()
{
acl_assert(stream_);
if (read_hooked_)
return;
read_hooked_ = true;
/*
acl_aio_ctl(stream_,
ACL_AIO_CTL_READ_HOOK_ADD, read_callback, this,
ACL_AIO_CTL_CTX, this,
ACL_AIO_CTL_END);
*/
acl_aio_add_read_hook(stream_, read_callback, this);
}
