emsApplication/3rdPartner/libhv/event/nlog.c

88 lines
2.2 KiB
C

#include "nlog.h"
#include "list.h"
#include "hdef.h"
#include "hbase.h"
#include "hsocket.h"
#include "hmutex.h"
typedef struct network_logger_s {
hloop_t* loop;
hio_t* listenio;
struct list_head clients;
} network_logger_t;
typedef struct nlog_client {
hio_t* io;
struct list_node node;
} nlog_client;
static network_logger_t s_logger = {0};
static hmutex_t s_mutex;
static void on_close(hio_t* io) {
printd("on_close fd=%d error=%d\n", hio_fd(io), hio_error(io));
nlog_client* client = (nlog_client*)hevent_userdata(io);
if (client) {
hevent_set_userdata(io, NULL);
hmutex_lock(&s_mutex);
list_del(&client->node);
hmutex_unlock(&s_mutex);
HV_FREE(client);
}
}
static void on_read(hio_t* io, void* buf, int readbytes) {
printd("on_read fd=%d readbytes=%d\n", hio_fd(io), readbytes);
printd("< %s\n", (char*)buf);
// nothing to do
}
static void on_accept(hio_t* io) {
/*
printd("on_accept connfd=%d\n", hio_fd(io));
char localaddrstr[SOCKADDR_STRLEN] = {0};
char peeraddrstr[SOCKADDR_STRLEN] = {0};
printd("accept connfd=%d [%s] <= [%s]\n", hio_fd(io),
SOCKADDR_STR(hio_localaddr(io), localaddrstr),
SOCKADDR_STR(hio_peeraddr(io), peeraddrstr));
*/
hio_setcb_read(io, on_read);
hio_setcb_close(io, on_close);
hio_read(io);
// free on_close
nlog_client* client;
HV_ALLOC_SIZEOF(client);
client->io = io;
hevent_set_userdata(io, client);
hmutex_lock(&s_mutex);
list_add(&client->node, &s_logger.clients);
hmutex_unlock(&s_mutex);
}
void network_logger(int loglevel, const char* buf, int len) {
struct list_node* node;
nlog_client* client;
hmutex_lock(&s_mutex);
list_for_each (node, &s_logger.clients) {
client = list_entry(node, nlog_client, node);
hio_write(client->io, buf, len);
}
hmutex_unlock(&s_mutex);
}
hio_t* nlog_listen(hloop_t* loop, int port) {
s_logger.loop = loop;
s_logger.listenio = hloop_create_tcp_server(loop, "0.0.0.0", port, on_accept);
list_init(&s_logger.clients);
hmutex_init(&s_mutex);
return s_logger.listenio;
}