static int should_keep_alive(HttpStateData * httpState, int * keep_alive)
{
debug(151,6)("mod_server_persist_connections : should_keep_alive enter, keep_alive == %d\n",*keep_alive);
if(*keep_alive == 0)
return 0;
persist_config *cfg = cc_get_global_mod_param(mod);
char* ipaddr = fd_table[httpState->fd].ipaddr;
int port = fd_table[httpState->fd].remote_port;
hash_link *hptr;
hptr = pconnLookup(ipaddr, port, NULL, NULL, 0);
debug(151,6)("mod_server_persist_connections : should_keep_alive hptr == %p ipaddr = %s\n",hptr,ipaddr);
if (hptr != NULL)
{
struct _pconn *p = (struct _pconn*)hptr;
debug(151,6)("mod_server_persist_connections : should_keep_alive p->nfds == %d cfg->max_conn == %d \n",p->nfds,cfg->max_conn);
if(p->nfds > cfg->max_conn)
{
debug(151,6)("mod_server_persist_connections : should_keep_alive p->nfds == %d is larger than cfg->max_conn == %d ,so we set keep_alive flag to zerooooooooooooooooooooooooooooooo\n",p->nfds,cfg->max_conn);
*keep_alive = 0;
}
}
return 0;
}
int
pconnPop(const char *host, u_short port, const char *domain, struct in_addr *client_address, u_short client_port, int *idle)
{
struct _pconn *p;
hash_link *hptr;
int fd = -1;
assert(table != NULL);
hptr = pconnLookup(host, port, domain, client_address, client_port);
if (hptr != NULL) {
p = (struct _pconn *) hptr;
assert(p->nfds > 0);
fd = p->fds[p->nfds - 1];
if (idle)
*idle = p->nfds - 1;
pconnRemoveFD(p, fd);
commSetSelect(fd, COMM_SELECT_READ, NULL, NULL, 0);
commSetTimeout(fd, -1, NULL, NULL);
}
return fd;
}
