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remove fatal_exit from runtime reopen routines.

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This commit is contained in:
W.C.A. Wijngaards 2020-01-22 12:05:52 +01:00
parent 6fb602d57b
commit 3cc1f4a74e
1 changed files with 18 additions and 4 deletions
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22
dnstap/dtstream.c
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@ -422,7 +422,8 @@ static int dtio_control_start_send(struct dt_io_thread* dtio)
/* setup to send the control message */
/* set that the buffer needs to be sent, but the length
* of that buffer is already written, that way the buffer can
* start with 0 length and then the length of the control frame in it*/
* start with 0 length and then the length of the control frame
* in it */
dtio->cur_msg_done = 0;
dtio->cur_msg_len_done = 4;
return 1;
@ -450,6 +451,8 @@ static void dtio_open_output(struct dt_io_thread* dtio)
if(connect(dtio->fd, (struct sockaddr*)&s, (socklen_t)sizeof(s))
== -1) {
log_err("dnstap io: failed to connect: %s", strerror(errno));
close(dtio->fd);
dtio->fd = -1;
return;
}
fd_set_nonblock(dtio->fd);
@ -459,21 +462,32 @@ static void dtio_open_output(struct dt_io_thread* dtio)
UB_EV_READ | UB_EV_WRITE | UB_EV_PERSIST, &dtio_output_cb,
dtio);
if(!ev) {
fatal_exit("dnstap io: out of memory");
close(dtio->fd);
dtio->fd = -1;
log_err("dnstap io: out of memory");
return;
}
dtio->event = ev;
/* setup protocol control message to start */
if(!dtio_control_start_send(dtio)) {
fatal_exit("dnstap io: out of memory");
ub_event_free(dtio->event);
dtio->event = NULL;
close(dtio->fd);
dtio->fd = -1;
log_err("dnstap io: out of memory");
return;
}
}
/** add the output file descriptor event for listening */
static void dtio_add_output_event(struct dt_io_thread* dtio)
{
if(!dtio->event)
return;
if(ub_event_add(dtio->event, NULL) != 0) {
fatal_exit("dnstap io: out of memory (adding event)");
log_err("dnstap io: out of memory (adding event)");
return;
}
dtio->event_added = 1;
}