static int sla_worker_addr_resolve(void) {
uint32_t config_ip;
uint16_t config_port;
if (tcpresolve(sla_worker_addr[0].host,sla_worker_addr[0].port,&config_ip,&config_port,0) < 0) {
MFSLOG(LOG_NOTICE,"host is %s,port is %s.resolve thread 1 failed",sla_worker_addr[0].host,sla_worker_addr[0].port);
return -1;
} else {
sla_config_addr[0].ip = config_ip;
sla_config_addr[0].port = config_port;
}
if (tcpresolve(sla_worker_addr[1].host,sla_worker_addr[1].port,&config_ip,&config_port,0) < 0) {
MFSLOG(LOG_NOTICE,"resolve thread 2 failed");
return -1;
} else {
sla_config_addr[1].ip = config_ip;
sla_config_addr[1].port = config_port;
}
if (tcpresolve(sla_worker_addr[2].host,sla_worker_addr[2].port,&config_ip,&config_port,0) < 0) {
MFSLOG(LOG_NOTICE,"resolve thread 3 failed");
return -1;
} else {
sla_config_addr[2].ip = config_ip;
sla_config_addr[2].port = config_port;
}
if (tcpresolve(sla_worker_addr[3].host,sla_worker_addr[3].port,&config_ip,&config_port,0) < 0) {
MFSLOG(LOG_NOTICE,"resolve thread 4 failed");
return -1;
} else {
sla_config_addr[3].ip = config_ip;
sla_config_addr[3].port = config_port;
}
return 0;
}
int masterconn_initconnect(masterconn *eptr) {
int status;
if (eptr->masteraddrvalid==0) {
uint32_t mip,bip;
uint16_t mport;
if (tcpresolve(BindHost,NULL,&bip,NULL,1)<0) {
bip = 0;
}
eptr->bindip = bip;
if (tcpresolve(MasterHost,MasterPort,&mip,&mport,0)>=0) {
eptr->masterip = mip;
eptr->masterport = mport;
eptr->masteraddrvalid = 1;
} else {
mfs_arg_syslog(LOG_WARNING,"can't resolve master host/port (%s:%s)",MasterHost,MasterPort);
return -1;
}
}
eptr->sock=tcpsocket();
if (eptr->sock<0) {
mfs_errlog(LOG_WARNING,"create socket, error");
return -1;
}
if (tcpnonblock(eptr->sock)<0) {
mfs_errlog(LOG_WARNING,"set nonblock, error");
tcpclose(eptr->sock);
eptr->sock = -1;
return -1;
}
if (eptr->bindip>0) {
if (tcpnumbind(eptr->sock,eptr->bindip,0)<0) {
mfs_errlog(LOG_WARNING,"can't bind socket to given ip");
tcpclose(eptr->sock);
eptr->sock = -1;
return -1;
}
}
status = tcpnumconnect(eptr->sock,eptr->masterip,eptr->masterport);
if (status<0) {
mfs_errlog(LOG_WARNING,"connect failed, error");
tcpclose(eptr->sock);
eptr->sock = -1;
eptr->masteraddrvalid = 0;
return -1;
}
if (status==0) {
syslog(LOG_NOTICE,"connected to Master immediately");
masterconn_connected(eptr);
} else {
eptr->mode = CONNECTING;
eptr->conntime = monotonic_seconds();
syslog(LOG_NOTICE,"connecting ...");
}
return 0;
}
int masterconn_initconnect(serventry *eptr) {
int status;
if (eptr->masteraddrvalid==0) {
uint32_t mip,bip;
uint16_t mport;
if (tcpresolve(BindHost,NULL,&bip,NULL,1)>=0) {
eptr->bindip = bip;
} else {
eptr->bindip = 0;
}
if (tcpresolve(MasterHost,MasterPort,&mip,&mport,0)>=0) {
eptr->masterip = mip;
eptr->masterport = mport;
eptr->masteraddrvalid = 1;
} else {
MFSLOG(LOG_WARNING,"can't resolve master host/port (%s:%s)",MasterHost,MasterPort);
return -1;
}
}
eptr->sock=tcpsocket();
if (eptr->sock<0) {
MFSLOG(LOG_WARNING,"create socket, error: %m");
return -1;
}
if (tcpnonblock(eptr->sock)<0) {
MFSLOG(LOG_WARNING,"set nonblock, error: %m");
tcpclose(eptr->sock);
eptr->sock=-1;
return -1;
}
if (eptr->bindip>0) {
if (tcpnumbind(eptr->sock,eptr->bindip,0)<0) {
MFSLOG(LOG_WARNING,"can't bind socket to given ip: %m");
tcpclose(eptr->sock);
eptr->sock=-1;
return -1;
}
}
status = tcpnumconnect(eptr->sock,eptr->masterip,eptr->masterport);
if (status<0) {
MFSLOG(LOG_WARNING,"connect failed, error: %m");
tcpclose(eptr->sock);
eptr->sock=-1;
return -1;
}
if (status==0) {
MFSLOG(LOG_NOTICE,"connected to Master immediately");
masterconn_connected(eptr);
} else {
eptr->mode = CONNECTING;
MFSLOG(LOG_NOTICE,"connecting ...");
}
// syslog(LOG_NOTICE,"the masconn's sock is %d,the connection id is %d,masterconnsingleton's sock is %d,masterconnsingleton's id is %d",eptr->sock,eptr->connection,masterconnsingleton->sock,masterconnsingleton->connection);
return 0;
}
int csserv_init(void) {
ListenHost = cfg_getstr("CSSERV_LISTEN_HOST","*");
ListenPort = cfg_getstr("CSSERV_LISTEN_PORT",DEFAULT_CS_DATA_PORT);
lsock = tcpsocket();
if (lsock<0) {
mfs_errlog(LOG_ERR,"main server module: can't create socket");
return -1;
}
tcpnonblock(lsock);
tcpnodelay(lsock);
tcpreuseaddr(lsock);
tcpresolve(ListenHost,ListenPort,&mylistenip,&mylistenport,1);
if (tcpnumlisten(lsock,mylistenip,mylistenport,100)<0) {
mfs_errlog(LOG_ERR,"main server module: can't listen on socket");
return -1;
}
if (tcpsetacceptfilter(lsock)<0 && errno!=ENOTSUP) {
mfs_errlog_silent(LOG_NOTICE,"main server module: can't set accept filter");
}
mfs_arg_syslog(LOG_NOTICE,"main server module: listen on %s:%s",ListenHost,ListenPort);
csservhead = NULL;
main_reload_register(csserv_reload);
main_destruct_register(csserv_term);
main_poll_register(csserv_desc,csserv_serve);
return 0;
}
int masterconn_initconnect(masterconn *eptr) {
int status;
if (eptr->masteraddrvalid==0) {
uint32_t mip,bip;
uint16_t mport;
if (tcpresolve(BindHost,NULL,&bip,NULL,1)<0) {
bip = 0;
}
eptr->bindip = bip;
if (tcpresolve(MasterHost,MasterPort,&mip,&mport,0)>=0) {
if ((mip&0xFF000000)!=0x7F000000) {
// eptr->new_register_mode = 3;
eptr->masterip = mip;
eptr->masterport = mport;
} else {
mfs_arg_syslog(LOG_WARNING,"master connection module: localhost (%u.%u.%u.%u) can't be used for connecting with master (use ip address of network controller)",(mip>>24)&0xFF,(mip>>16)&0xFF,(mip>>8)&0xFF,mip&0xFF);
return -1;
}
} else {
//初始化连接Master的tcpsocket
//调用：masterconn_init()
int masterconn_initconnect(FILE *msgfd,masterconn *eptr) {
int status;
if (eptr->masteraddrvalid==0) {
uint32_t mip,bip;
uint16_t mport;
if (tcpresolve(BindHost,NULL,&bip,NULL,1)>=0) {
eptr->bindip = bip;
} else {
eptr->bindip = 0;
}
if (tcpresolve(MasterHost,MasterPort,&mip,&mport,0)>=0) {
if ((mip&0xFF000000)!=0x7F000000) {
eptr->masterip = mip;
eptr->masterport = mport;
eptr->masteraddrvalid = 1;
} else {
if (msgfd) {
fprintf(msgfd,"master connection module: localhost (%u.%u.%u.%u) can't be used for connecting with master (use ip address of network controller)\n",(mip>>24)&0xFF,(mip>>16)&0xFF,(mip>>8)&0xFF,mip&0xFF);
} else {
syslog(LOG_WARNING,"localhost (%u.%u.%u.%u) can't be used for connecting with master (use ip address of network controller)",(mip>>24)&0xFF,(mip>>16)&0xFF,(mip>>8)&0xFF,mip&0xFF);
}
return -1;
}
} else {
//init the thread's socket
static int sla_sync_socket_init(serventry *eptr,pthread_t tid) {
int status;
uint32_t shadow_ip = 0,bind_ip = 0,bip = 0;
uint16_t shadow_port;
int num;
int count = 0;
num = sla_worker_thread_indent(tid);
if (tcpresolve(sla_worker_addr[num].host,sla_worker_addr[num].port,&shadow_ip,&shadow_port,0)>=0) {
eptr->masterip = shadow_ip;
eptr->masterport = shadow_port;
} else {
MFSLOG(LOG_ERR,"resolve shadow's addr failed");
return -1;
}
eptr->sock = tcpsocket();
if (eptr->sock < 0) {
MFSLOG(LOG_ERR,"socket init failed");
return -1;
}
if (tcpnonblock(eptr->sock)<0) {
MFSLOG(LOG_WARNING,"set nonblock, error: %m");
tcpclose(eptr->sock);
eptr->sock=-1;
return -1;
}
tcpgetpeer(eptr->sock,&(eptr->servip),NULL);
eptr->servstrip = matoslaserv_makestrip(eptr->servip);
if (tcpresolve(BindHost,NULL,&bind_ip,NULL,1)>=0) {
eptr->bindip = bip;
} else {
eptr->bindip = 0;
}
if (eptr->bindip>0) {
if (tcpnumbind(eptr->sock,eptr->bindip,0)<0) {
MFSLOG(LOG_WARNING,"can't bind socket to given ip: %m");
tcpclose(eptr->sock);
eptr->sock=-1;
return -1;
}
}
eptr->cur_file = (file_info *)malloc(sizeof(file_info));
if (eptr->cur_file == NULL) {
MFSLOG(LOG_ERR,"FATAL,malloc file_info failed");
} else {
eptr->cur_file->fd = NULL;
eptr->cur_file->idx = 0;
}
while(count < MaxConnect) {
status = tcpnumconnect(eptr->sock,eptr->masterip,eptr->masterport);
if (status<0) {
MFSLOG(LOG_WARNING,"connect failed, error: %m (1)");
tcpclose(eptr->sock);
eptr->sock=-1;
return -1;
}
if (status==0) {
MFSLOG(LOG_NOTICE,"connected to slave");
tcpnodelay(eptr->sock);
eptr->mode=HEADER;
eptr->inputpacket.next = NULL;
eptr->inputpacket.bytesleft = 8;
eptr->inputpacket.startptr = eptr->hdrbuff;
eptr->inputpacket.packet = NULL;
eptr->outputhead = NULL;
eptr->outputtail = &(eptr->outputhead);
eptr->lastread = eptr->lastwrite = get_current_time();
count = 100;
break;
} else {
MFSLOG(LOG_ERR,"connect failed, error: %m (2)");
}
count++;
sleep(1);
}
return 0;
}