On Wednesday 16 March 2005 16:33, Tiago Jorge wrote:
> i've added some debug and you are right. the error is on the call of the
> socket function. the constructor is right. here is the code of the
> constructor:
>
> FailureDetector::FailureDetector(int new_eid,
> int new_sleep_time,
> vector<int> *new_group,
> //pthread_mutex_t *new_group_lock){
>
> l4lock_t *new_group_lock){
> eid = new_eid;
> sleep_time = new_sleep_time;
> group = new_group;
> group_lock = new_group_lock;
> trueFlag_fd = 0x1;
> stop_flag = false;
> sock_fd=0;
>
> LOG("Before start thread\n");
> fdect = l4thread_create(helper_failure_detector, NULL,
> L4THREAD_CREATE_ASYNC);
> LOG("After start thread\n");
> }
>
> it passes ok...
>
> then he executes this code:
How is FailureDetector::failureDetector() called?
> void FailureDetector::failureDetector(){
> heartbeat hb;
> bool recvfrom_error = false;
> map<int,heartbeat> received;
> map<int,heartbeat> pre_suspicious;
>
> /*initialization procedures*/
> //pthread_mutex_init(&lock_suspected, NULL);
> //pthread_mutex_init(&lock_stop, NULL);
> LOG("before initialize_comm_fd()\n");
> initialize_comm_fd();
>
> [...]
>
> and the initialize_comm_fd bugs out. here is the code:
>
> void FailureDetector::initialize_comm_fd(){
> int flags=0, s=0;
>
> LOG("before socket\n");
> /* Create socket from which to send */
> if ((sock_fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { <--- ERROR!!!!!
> LOG("socket error\n");
> }
> LOG("after socket\n");
> [...]
>
Frank
--
## Dept. of Computer Science, Dresden University of Technology, Germany ##
## http://os.inf.tu-dresden.de/~fm3 ##
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