void tcpConnectionWriterRunThread(TcpConnection tcpConnection){
TcpConnectionInternal* internal=(TcpConnectionInternal*)tcpConnection;
ArrayList tempList;
while(internal->active==TRUE){
environmentThreadLock(internal->thread);
tempList=internal->commands;
internal->commands=arrayListCreate();
environmentThreadUnlock(internal->thread);
int i;
int length=arrayListSize(tempList);
Command command;
for(i=0; i < length;i++){
command=arrayListGetValueAt(tempList,i);
int result=tcpConnectionSend(tcpConnection,command);
if(result<0){
internal->active=FALSE;
distributionManagerHandleTcpConnectionListenerFailure(internal->distributionManager,internal,internal->coreManagerId);
//TODO Free the commands
return;
}
commandFree(command);
}
arrayListFree(tempList);
// Lock to synchronize
environmentThreadLock(internal->thread);
if(arrayListSize(internal->commands)==0){
environmentThreadWait(internal->thread);
}
environmentThreadUnlock(internal->thread);
}
internal->readyForCleanup+=WRITER_READY_FOR_CLEANUP;
}
TcpConnection tcpConnectionCreate(ConnectionPool connectionPool,DistributionManager distributionManager,int coreManagerId,Properties properties){
TcpConnectionInternal* m=(TcpConnectionInternal*)memoryAlloc(sizeof(TcpConnectionInternal));
m->connectionPool=connectionPool;
char* remoteIp=propertiesGet(properties,"ip");
int remotePort=atoi(propertiesGet(properties,"port"));
memset(&m->address, 0, sizeof(m->address)); /* Zero out structure */
m->address.sin_family = AF_INET; /* Internet address family */
m->address.sin_addr.s_addr = inet_addr(remoteIp); /* Server IP address */
m->address.sin_port = htons(remotePort); /* Server port */
/* Establish the connection to the echo server */
if((m->sockfd=socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0){
printf("Fail to establish tcp connection with the server - IP%s port %i ",remoteIp,remotePort);
return NULL;
}
if (connect(m->sockfd, (struct sockaddr *) &m->address, sizeof(m->address)) < 0){
printf("Fail to establish tcp connection with the server - IP%s port %i ",remoteIp,remotePort);
return NULL;
}
m->coreManagerId=coreManagerId;
m->remoteIp=strdup(remoteIp);
m->remoteIpLenght=strlen(remoteIp);
m->remotePort=remotePort;
m->distributionManager=distributionManager;
m->active=TRUE;
int set = 1;
setsockopt(m->sockfd, SOL_SOCKET, MSG_NOSIGNAL, (void *)&set, sizeof(int));
char* userName=propertiesGet(properties,"userName");
char* password=propertiesGet(properties,"password");
char* ip=propertiesGet(properties,"ip");
int port=atoi(propertiesGet(properties,"port"));
int userNameLenght=strlen(userName);
int passwordLenght=strlen(password);
int ipLenght=strlen(ip);
Command command= commandBuilderBuildTcpConnectionCommand(userName, userNameLenght,password,passwordLenght,coreManagerId,ip,ipLenght,port);
tcpConnectionSend(m,command);
int status = commandGetInt(command,COMMAND_STATUS);
if( status!=VALID){
printf("Fail to establish tcp connection with the server : cause is authentication failure.");
return NULL;
}
return m;
}
