-/* $Cambridge: exim/src/src/deliver.c,v 1.18 2005/06/16 14:10:13 ph10 Exp $ */
+/* $Cambridge: exim/src/src/deliver.c,v 1.22 2005/08/02 11:22:24 ph10 Exp $ */
/*************************************************
* Exim - an Internet mail transport agent *
if (fd >= 0)
{
- fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
+ (void)fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
if (fchown(fd, exim_uid, exim_gid) < 0)
{
*error = US"chown";
log_write(0, LOG_MAIN, "<%s>: %s transport output: %s",
addr->address, tb->name, s);
}
- fclose(f);
+ (void)fclose(f);
}
}
addr->return_file = -1;
}
- close(addr->return_file);
+ (void)close(addr->return_file);
}
/* Create the address string for logging. Must not do this earlier, because
half - for transports that exec things (e.g. pipe). Then set the required
gid/uid. */
- close(pfd[pipe_read]);
- fcntl(pfd[pipe_write], F_SETFD, fcntl(pfd[pipe_write], F_GETFD) |
+ (void)close(pfd[pipe_read]);
+ (void)fcntl(pfd[pipe_write], F_SETFD, fcntl(pfd[pipe_write], F_GETFD) |
FD_CLOEXEC);
exim_setugid(uid, gid, use_initgroups,
string_sprintf("local delivery to %s <%s> transport=%s", addr->local_part,
int local_part_length = Ustrlen(addr2->local_part);
uschar *s;
- write(pfd[pipe_write], (void *)&(addr2->transport_return), sizeof(int));
- write(pfd[pipe_write], (void *)&transport_count, sizeof(transport_count));
- write(pfd[pipe_write], (void *)&(addr2->flags), sizeof(addr2->flags));
- write(pfd[pipe_write], (void *)&(addr2->basic_errno), sizeof(int));
- write(pfd[pipe_write], (void *)&(addr2->more_errno), sizeof(int));
- write(pfd[pipe_write], (void *)&(addr2->special_action), sizeof(int));
- write(pfd[pipe_write], (void *)&(addr2->transport),
+ (void)write(pfd[pipe_write], (void *)&(addr2->transport_return), sizeof(int));
+ (void)write(pfd[pipe_write], (void *)&transport_count, sizeof(transport_count));
+ (void)write(pfd[pipe_write], (void *)&(addr2->flags), sizeof(addr2->flags));
+ (void)write(pfd[pipe_write], (void *)&(addr2->basic_errno), sizeof(int));
+ (void)write(pfd[pipe_write], (void *)&(addr2->more_errno), sizeof(int));
+ (void)write(pfd[pipe_write], (void *)&(addr2->special_action), sizeof(int));
+ (void)write(pfd[pipe_write], (void *)&(addr2->transport),
sizeof(transport_instance *));
/* For a file delivery, pass back the local part, in case the original
if (testflag(addr2, af_file))
{
- write(pfd[pipe_write], (void *)&local_part_length, sizeof(int));
- write(pfd[pipe_write], addr2->local_part, local_part_length);
+ (void)write(pfd[pipe_write], (void *)&local_part_length, sizeof(int));
+ (void)write(pfd[pipe_write], addr2->local_part, local_part_length);
}
/* Now any messages */
for (i = 0, s = addr2->message; i < 2; i++, s = addr2->user_message)
{
int message_length = (s == NULL)? 0 : Ustrlen(s) + 1;
- write(pfd[pipe_write], (void *)&message_length, sizeof(int));
- if (message_length > 0) write(pfd[pipe_write], s, message_length);
+ (void)write(pfd[pipe_write], (void *)&message_length, sizeof(int));
+ if (message_length > 0) (void)write(pfd[pipe_write], s, message_length);
}
}
/* OK, this process is now done. Free any cached resources that it opened,
and close the pipe we were writing down before exiting. */
- close(pfd[pipe_write]);
+ (void)close(pfd[pipe_write]);
search_tidyup();
exit(EXIT_SUCCESS);
}
overwriting the address structure. If data is missing, the default DEFER status
will remain. Afterwards, close the reading end. */
-close(pfd[pipe_write]);
+(void)close(pfd[pipe_write]);
for (addr2 = addr; addr2 != NULL; addr2 = addr2->next)
{
}
}
-close(pfd[pipe_read]);
+(void)close(pfd[pipe_read]);
/* Unless shadowing, write all successful addresses immediately to the journal
file, to ensure they are recorded asap. For homonymic addresses, use the base
/* Close and wait for child process to complete, without a timeout. */
- fclose(f);
+ (void)fclose(f);
(void)child_close(pid, 0);
}
}
/* Close our end of the pipe, to prevent deadlock if the far end is still
pushing stuff into it. */
-close(fd);
+(void)close(fd);
p->fd = -1;
/* If we have finished without error, but haven't had data for every address,
distinguishes between EOF and no-more-data. */
#ifdef O_NONBLOCK
- fcntl(pfd[pipe_read], F_SETFL, O_NONBLOCK);
+ (void)fcntl(pfd[pipe_read], F_SETFL, O_NONBLOCK);
#else
- fcntl(pfd[pipe_read], F_SETFL, O_NDELAY);
+ (void)fcntl(pfd[pipe_read], F_SETFL, O_NDELAY);
#endif
/* If the maximum number of subprocesses already exist, wait for a process
if (poffset >= remote_max_parallel)
{
- close(pfd[pipe_write]);
- close(pfd[pipe_read]);
+ (void)close(pfd[pipe_write]);
+ (void)close(pfd[pipe_read]);
remote_post_process(addr, LOG_MAIN|LOG_PANIC,
US"Unexpectedly no free subprocess slot", fallback);
continue;
a new process that may be forked to do another delivery down the same
SMTP connection. */
- fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
+ (void)fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
/* Close open file descriptors for the pipes of other processes
that are running in parallel. */
for (poffset = 0; poffset < remote_max_parallel; poffset++)
- if (parlist[poffset].pid != 0) close(parlist[poffset].fd);
+ if (parlist[poffset].pid != 0) (void)close(parlist[poffset].fd);
/* This process has inherited a copy of the file descriptor
for the data file, but its file pointer is shared with all the
the parent process. There doesn't seem to be any way of doing
a dup-with-new-file-pointer. */
- close(deliver_datafile);
+ (void)close(deliver_datafile);
sprintf(CS spoolname, "%s/input/%s/%s-D", spool_directory, message_subdir,
message_id);
deliver_datafile = Uopen(spoolname, O_RDWR | O_APPEND, 0);
/* Set the close-on-exec flag */
- fcntl(deliver_datafile, F_SETFD, fcntl(deliver_datafile, F_GETFD) |
+ (void)fcntl(deliver_datafile, F_SETFD, fcntl(deliver_datafile, F_GETFD) |
FD_CLOEXEC);
/* Set the uid/gid of this process; bombs out on failure. */
and run the transport. Afterwards, transport_count will contain the number
of bytes written. */
- close(pfd[pipe_read]);
+ (void)close(pfd[pipe_read]);
set_process_info("delivering %s using %s", message_id, tp->name);
debug_print_string(tp->debug_string);
if (!(tp->info->code)(addr->transport, addr)) replicate_status(addr);
{
if (h->address == NULL || h->status < hstatus_unusable) continue;
sprintf(CS big_buffer, "H%c%c%s", h->status, h->why, h->address);
- write(fd, big_buffer, Ustrlen(big_buffer+3) + 4);
+ (void)write(fd, big_buffer, Ustrlen(big_buffer+3) + 4);
}
/* The number of bytes written. This is the same for each address. Even
big_buffer[0] = 'S';
memcpy(big_buffer+1, &transport_count, sizeof(transport_count));
- write(fd, big_buffer, sizeof(transport_count) + 1);
+ (void)write(fd, big_buffer, sizeof(transport_count) + 1);
/* Information about what happened to each address. Three item types are
used: an optional 'X' item first, for TLS information, followed by 'R'
sprintf(CS ptr, "%.512s", addr->peerdn);
while(*ptr++);
}
- write(fd, big_buffer, ptr - big_buffer);
+ (void)write(fd, big_buffer, ptr - big_buffer);
}
#endif
sprintf(CS ptr, "%.512s", r->message);
while(*ptr++);
}
- write(fd, big_buffer, ptr - big_buffer);
+ (void)write(fd, big_buffer, ptr - big_buffer);
}
/* The rest of the information goes in an 'A' item. */
memcpy(ptr, &(addr->host_used->port), sizeof(addr->host_used->port));
ptr += sizeof(addr->host_used->port);
}
- write(fd, big_buffer, ptr - big_buffer);
+ (void)write(fd, big_buffer, ptr - big_buffer);
}
/* Add termination flag, close the pipe, and that's it. The character
big_buffer[0] = 'Z';
big_buffer[1] = (continue_transport == NULL)? '0' : '1';
- write(fd, big_buffer, 2);
- close(fd);
+ (void)write(fd, big_buffer, 2);
+ (void)close(fd);
exit(EXIT_SUCCESS);
}
/* Back in the mainline: close the unwanted half of the pipe. */
- close(pfd[pipe_write]);
+ (void)close(pfd[pipe_write]);
/* Fork failed; defer with error message */
if (pid < 0)
{
- close(pfd[pipe_read]);
+ (void)close(pfd[pipe_read]);
remote_post_process(addr, LOG_MAIN|LOG_PANIC,
string_sprintf("fork failed for remote delivery to %s: %s",
addr->domain, strerror(errno)), fallback);
readconf_printtime(keep_malformed));
}
- close(deliver_datafile);
+ (void)close(deliver_datafile);
deliver_datafile = -1;
return continue_closedown(); /* yields DELIVER_NOT_ATTEMPTED */
}
DEBUG(D_deliver) debug_printf("Previously delivered address %s taken from "
"journal file\n", big_buffer);
}
- fclose(jread);
+ (void)fclose(jread);
/* Panic-dies on error */
(void)spool_write_header(message_id, SW_DELIVERING, NULL);
}
if (recipients_list == NULL)
{
- close(deliver_datafile);
+ (void)close(deliver_datafile);
deliver_datafile = -1;
log_write(0, LOG_MAIN, "Spool error: no recipients for %s", spoolname);
return continue_closedown(); /* yields DELIVER_NOT_ATTEMPTED */
continue_hostname != NULL
))
{
- close(deliver_datafile);
+ (void)close(deliver_datafile);
deliver_datafile = -1;
log_write(L_skip_delivery, LOG_MAIN, "Message is frozen");
return continue_closedown(); /* yields DELIVER_NOT_ATTEMPTED */
if (rc == FF_ERROR || rc == FF_NONEXIST)
{
- close(deliver_datafile);
+ (void)close(deliver_datafile);
deliver_datafile = -1;
log_write(0, LOG_MAIN|LOG_PANIC, "Error in system filter: %s",
string_printing(filter_message));
that the mode is correct - the group setting doesn't always seem to get
set automatically. */
- fcntl(journal_fd, F_SETFD, fcntl(journal_fd, F_GETFD) | FD_CLOEXEC);
- fchown(journal_fd, exim_uid, exim_gid);
- fchmod(journal_fd, SPOOL_MODE);
+ (void)fcntl(journal_fd, F_SETFD, fcntl(journal_fd, F_GETFD) | FD_CLOEXEC);
+ (void)fchown(journal_fd, exim_uid, exim_gid);
+ (void)fchmod(journal_fd, SPOOL_MODE);
}
handle fallback transports are figured out, this section can be put into a loop
for handling fallbacks, though the uid switching will have to be revised. */
+/* Precompile a regex that is used to recognize a parameter in response
+to an LHLO command, if is isn't already compiled. This may be used on both
+local and remote LMTP deliveries. */
+
+if (regex_IGNOREQUOTA == NULL) regex_IGNOREQUOTA =
+ regex_must_compile(US"\\n250[\\s\\-]IGNOREQUOTA(\\s|\\n|$)", FALSE, TRUE);
+
+/* Handle local deliveries */
+
if (addr_local != NULL)
{
DEBUG(D_deliver|D_transport)
signal(SIGTERM, SIG_IGN);
/* When we are acting as an MUA wrapper, the smtp transport will either have
-succeeded for all addresses, or failed them all. We do not ever want to retry,
-nor do we want to send a bounce message. */
+succeeded for all addresses, or failed them all in normal cases. However, there
+are some setup situations (e.g. when a named port does not exist) that cause an
+immediate exit with deferral of all addresses. Convert those into failures. We
+do not ever want to retry, nor do we want to send a bounce message. */
if (mua_wrapper)
{
+ if (addr_defer != NULL)
+ {
+ address_item *addr, *nextaddr;
+ for (addr = addr_defer; addr != NULL; addr = nextaddr)
+ {
+ log_write(0, LOG_MAIN, "** %s mua_wrapper forced failure for deferred "
+ "delivery", addr->address);
+ nextaddr = addr->next;
+ addr->next = addr_failed;
+ addr_failed = addr;
+ }
+ addr_defer = NULL;
+ }
+
+ /* Now all should either have succeeded or failed. */
+
if (addr_failed == NULL) final_yield = DELIVER_MUA_SUCCEEDED; else
{
uschar *s = (addr_failed->user_message != NULL)?
else
{
while ((ch = fgetc(fm)) != EOF) fputc(ch, f);
- fclose(fm);
+ (void)fclose(fm);
}
Uunlink(addr->return_filename);
{
emf_text = next_emf(emf, US"final");
if (emf_text != NULL) fprintf(f, "%s", CS emf_text);
- fclose(emf);
+ (void)fclose(emf);
}
/* Close the file, which should send an EOF to the child process
that is receiving the message. Wait for it to finish. */
- fclose(f);
+ (void)fclose(f);
rc = child_close(pid, 0); /* Waits for child to close, no timeout */
/* In the test harness, let the child do it's thing first. */
{
wmf_text = next_emf(wmf, US"final");
if (wmf_text != NULL) fprintf(f, "%s", CS wmf_text);
- fclose(wmf);
+ (void)fclose(wmf);
}
else
{
/* Close and wait for child process to complete, without a timeout.
If there's an error, don't update the count. */
- fclose(f);
+ (void)fclose(f);
if (child_close(pid, 0) == 0)
{
warning_count = count;
/* Finished with the message log. If the message is complete, it will have
been unlinked or renamed above. */
-if (message_logs) fclose(message_log);
+if (message_logs) (void)fclose(message_log);
/* Now we can close and remove the journal file. Its only purpose is to record
successfully completed deliveries asap so that this information doesn't get
message off the main spool if frozen and the option is set. It should get moved
at the next attempt, after the journal has been inspected. */
-if (journal_fd >= 0) close(journal_fd);
+if (journal_fd >= 0) (void)close(journal_fd);
if (remove_journal)
{
will go away. Otherwise the message becomes available for another process
to try delivery. */
-close(deliver_datafile);
+(void)close(deliver_datafile);
deliver_datafile = -1;
DEBUG(D_deliver) debug_printf("end delivery of %s\n", id);