void nc_ping_entry(struct CP_ENTRY *cpe) {
int s = nc_connect_entry(cpe);
char *reply;
if(s>=0 && !nc_send(s, "nPING\n", 6) && (reply = nc_recv(s))) {
cpe->dead = strcmp(reply, "PONG\n")!=0;
free(reply);
close(s);
} else cpe->dead = 1;
return;
}
struct CP_ENTRY *cpool_get_rand(int *s) {
unsigned int start, i;
struct CP_ENTRY *cpe;
if(cp->alive) {
start = rand() % cp->entries;
for(i=0; i<cp->entries; i++) {
cpe = &cp->pool[(i+start) % cp->entries];
if(cpe->dead) continue;
if(cpe->local && cp->local_cpe && !cp->local_cpe->dead)
cpe = cp->local_cpe;
if((*s = nc_connect_entry(cpe)) == -1) {
cpe->dead = 1;
continue;
}
return cpe;
}
}
pthread_cond_signal(&mon_cond);
return NULL;
}
