/*****************************************************************************\
* Read a message (request) from specified file descriptor
*
* RET - The message which must be xfreed or
* NULL on error
\*****************************************************************************/
static char * _recv_msg(slurm_fd_t new_fd)
{
char header[10];
unsigned long size;
char *buf;
if (_read_bytes((int) new_fd, header, 9) != 9) {
err_code = -240;
err_msg = "failed to read message header";
error("wiki: failed to read message header %m");
return NULL;
}
if (sscanf(header, "%lu", &size) != 1) {
err_code = -244;
err_msg = "malformed message header";
error("wiki: malformed message header (%s)", header);
return NULL;
}
buf = xmalloc(size + 1); /* need '\0' on end to print */
if (_read_bytes((int) new_fd, buf, size) != size) {
err_code = -246;
err_msg = "unable to read all message data";
error("wiki: unable to read data message");
xfree(buf);
return NULL;
}
if (slurm_get_debug_flags() & DEBUG_FLAG_WIKI)
info("wiki msg recv:%s", buf);
return buf;
}
static char *_recv_msg(int new_fd)
{
char header[10];
unsigned long size;
char *buf;
if (_read_bytes((int) new_fd, header, 9) != 9) {
info("slurmctld/nonstop: failed to read message header %m");
return NULL;
}
if (sscanf(header, "%lu", &size) != 1) {
info("slurmctld/nonstop: malformed message header (%s)",
header);
return NULL;
}
buf = xmalloc(size + 1); /* need '\0' on end to print */
if (_read_bytes((int) new_fd, buf, size) != size) {
info("slurmctld/nonstop: unable to read data message");
xfree(buf);
return NULL;
}
if (nonstop_debug > 1)
info("slurmctld/nonstop: msg recv:%s", buf);
return buf;
}
static char *_recv_msg(int fd)
{
char header[10];
uint32_t size;
char *buf;
if (_read_bytes(fd, header, 9) != 9) {
perror("reading message header");
exit(1);
}
if (sscanf(header, "%ul", &size) != 1) {
perror("parsing message header");
exit(1);
}
buf = calloc(1, (size+1)); /* need '\0' on end to print */
if (buf == NULL) {
perror("malloc");
exit(1);
}
if (_read_bytes(fd, buf, size) != size) {
perror("reading message");
exit(1);
}
return buf;
}
/*****************************************************************************\
* Read a message (request) from specified file descriptor
*
* RET - The message which must be xfreed or
* NULL on error
\*****************************************************************************/
static char * _recv_msg(slurm_fd_t new_fd)
{
char *buf;
buf = xmalloc(SIZE + 1); /* need '\0' on end to print */
if (_read_bytes((int) new_fd, buf, SIZE) <= 0) {
err_code = -246;
err_msg = "unable to read message data";
error("dynalloc: unable to read data message");
xfree(buf);
return NULL;
}
info("-------------------------");
info("dynalloc msg recv:%s", buf);
return buf;
}
static void _event_mgr(void)
{
int accept_fd, event_fd;
socklen_t accept_addr_len = sizeof(struct sockaddr);
size_t cnt;
char in_msg[5];
struct sockaddr_in accept_addr;
if ((event_fd = _conn_event_port(control_addr, e_port)) < 0)
return;
printf("READY_FOR_EVENT\n");
if ((accept_fd = accept(event_fd, (struct sockaddr *) &accept_addr,
&accept_addr_len)) < 0) {
perror("accept");
exit(1);
}
close(event_fd);
cnt = _read_bytes(accept_fd, in_msg, sizeof(in_msg));
if (cnt > 0)
printf("event recv:%s\n\n", in_msg);
close(accept_fd);
}
