Add support for the IGNOREQUOTA extension to LMTP, both to the lmtp

transport and to the smtp transport.

8 files changed, 56 insertions, 13 deletions

diff --git a/src/ACKNOWLEDGMENTS b/src/ACKNOWLEDGMENTS
index e8d3c7cf9..c8b4d505c 100644
--- a/src/ACKNOWLEDGMENTS
+++ b/src/ACKNOWLEDGMENTS
@@ -1,4 +1,4 @@
-$Cambridge: exim/src/ACKNOWLEDGMENTS,v 1.29 2005/08/01 13:20:28 ph10 Exp $
+$Cambridge: exim/src/ACKNOWLEDGMENTS,v 1.30 2005/08/02 11:22:23 ph10 Exp $
 
 EXIM ACKNOWLEDGEMENTS
 
@@ -210,6 +210,7 @@ Heiko Schlichting         Diagnosis of intermittent daemon crash bug
 Stephan Schulz            Patch for $host_data caching error
 Tony Sheen                Log files with datestamped names and auto rollover
 Martin Sluka              Patch for exigrep to include non-message lines
+Adam Stephens             Suggested patch for IGNOREQUOTA in LMTP
 Russell Stuart            Diagnosis of obscure batch multiple delivery bug
 Tamas Tevesz              Patch for crypt16() support
 Johan Thelmen             Support for the F-Secure virus scanner
diff --git a/src/src/deliver.c b/src/src/deliver.c
index 23875d959..c166d2601 100644
--- a/src/src/deliver.c
+++ b/src/src/deliver.c
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/deliver.c,v 1.21 2005/06/28 10:23:35 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    *
@@ -5856,6 +5856,15 @@ deliveries are done first, then remote ones. If ever the problems of how to
 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)
diff --git a/src/src/globals.c b/src/src/globals.c
index ff27aee71..698b2fc33 100644
--- a/src/src/globals.c
+++ b/src/src/globals.c
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/globals.c,v 1.31 2005/08/01 14:00:35 ph10 Exp $ */
+/* $Cambridge: exim/src/src/globals.c,v 1.32 2005/08/02 11:22:24 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -840,6 +840,7 @@ BOOL    recipients_max_reject  = FALSE;
 const pcre *regex_AUTH         = NULL;
 const pcre *regex_check_dns_names = NULL;
 const pcre *regex_From         = NULL;
+const pcre *regex_IGNOREQUOTA  = NULL;
 const pcre *regex_PIPELINING   = NULL;
 const pcre *regex_SIZE         = NULL;
 const pcre *regex_ismsgid      = NULL;
diff --git a/src/src/globals.h b/src/src/globals.h
index 0c64224a2..5ef0d4e21 100644
--- a/src/src/globals.h
+++ b/src/src/globals.h
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/globals.h,v 1.22 2005/06/21 14:14:55 ph10 Exp $ */
+/* $Cambridge: exim/src/src/globals.h,v 1.23 2005/08/02 11:22:24 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -542,6 +542,7 @@ extern int     recipients_max_reject;  /* If TRUE, reject whole message */
 extern const pcre *regex_AUTH;         /* For recognizing AUTH settings */
 extern const pcre  *regex_check_dns_names; /* For DNS name checking */
 extern const pcre  *regex_From;        /* For recognizing "From_" lines */
+extern const pcre  *regex_IGNOREQUOTA; /* For recognizing IGNOREQUOTA (LMTP) */
 extern const pcre  *regex_PIPELINING;  /* For recognizing PIPELINING */
 extern const pcre  *regex_SIZE;        /* For recognizing SIZE settings */
 extern const pcre  *regex_ismsgid;     /* Compiled r.e. for message it */
diff --git a/src/src/transports/lmtp.c b/src/src/transports/lmtp.c
index af3b2589a..87b0c3da5 100644
--- a/src/src/transports/lmtp.c
+++ b/src/src/transports/lmtp.c
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/transports/lmtp.c,v 1.5 2005/06/27 14:29:44 ph10 Exp $ */
+/* $Cambridge: exim/src/src/transports/lmtp.c,v 1.6 2005/08/02 11:22:24 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -28,6 +28,8 @@ optionlist lmtp_transport_options[] = {
       (void *)offsetof(transport_instance, batch_max) },
   { "command",           opt_stringptr,
       (void *)offsetof(lmtp_transport_options_block, cmd) },
+  { "ignore_quota",      opt_bool,
+      (void *)offsetof(lmtp_transport_options_block, ignore_quota) },
   { "socket",            opt_stringptr,
       (void *)offsetof(lmtp_transport_options_block, skt) },
   { "timeout",           opt_time,
@@ -46,7 +48,8 @@ lmtp_transport_options_block lmtp_transport_option_defaults = {
   NULL,           /* cmd */
   NULL,           /* skt */
   5*60,           /* timeout */
-  0               /* options */
+  0,              /* options */
+  FALSE           /* ignore_quota */
 };
 
 
@@ -457,6 +460,7 @@ int code, save_errno;
 BOOL send_data;
 BOOL yield = FALSE;
 address_item *addr;
+uschar *igquotstr = US"";
 uschar *sockname = NULL;
 uschar **argv;
 uschar buffer[256];
@@ -561,6 +565,13 @@ if (!lmtp_write_command(fd_in, "%s %s\r\n", "LHLO",
 if (!lmtp_read_response(out, buffer, sizeof(buffer), '2',
      timeout)) goto RESPONSE_FAILED;
 
+/* If the ignore_quota option is set, note whether the server supports the
+IGNOREQUOTA option, and if so, set an appropriate addition for RCPT. */
+
+if (ob->ignore_quota)
+  igquotstr = (pcre_exec(regex_IGNOREQUOTA, NULL, CS buffer,
+    Ustrlen(CS buffer), 0, PCRE_EOPT, NULL, 0) >= 0)? US" IGNOREQUOTA" : US"";
+
 /* Now the envelope sender */
 
 if (!lmtp_write_command(fd_in, "MAIL FROM:<%s>\r\n", return_path))
@@ -575,8 +586,8 @@ temporarily rejected; others may be accepted, for now. */
 send_data = FALSE;
 for (addr = addrlist; addr != NULL; addr = addr->next)
   {
-  if (!lmtp_write_command(fd_in, "RCPT TO:<%s>\r\n",
-       transport_rcpt_address(addr, tblock->rcpt_include_affixes)))
+  if (!lmtp_write_command(fd_in, "RCPT TO:<%s>%s\r\n",
+       transport_rcpt_address(addr, tblock->rcpt_include_affixes), igquotstr))
     goto WRITE_FAILED;
   if (lmtp_read_response(out, buffer, sizeof(buffer), '2', timeout))
     {
diff --git a/src/src/transports/lmtp.h b/src/src/transports/lmtp.h
index 3b8e26512..b81e91a8c 100644
--- a/src/src/transports/lmtp.h
+++ b/src/src/transports/lmtp.h
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/transports/lmtp.h,v 1.2 2005/01/04 10:00:45 ph10 Exp $ */
+/* $Cambridge: exim/src/src/transports/lmtp.h,v 1.3 2005/08/02 11:22:24 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -14,6 +14,7 @@ typedef struct {
   uschar *skt;
   int   timeout;
   int   options;
+  BOOL  ignore_quota;
 } lmtp_transport_options_block;
 
 /* Data for reading the private options. */
diff --git a/src/src/transports/smtp.c b/src/src/transports/smtp.c
index 5c7311071..42179898a 100644
--- a/src/src/transports/smtp.c
+++ b/src/src/transports/smtp.c
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/transports/smtp.c,v 1.14 2005/08/02 09:24:45 ph10 Exp $ */
+/* $Cambridge: exim/src/src/transports/smtp.c,v 1.15 2005/08/02 11:22:24 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -93,6 +93,8 @@ optionlist smtp_transport_options[] = {
       (void *)offsetof(smtp_transport_options_block, interface) },
   { "keepalive",            opt_bool,
       (void *)offsetof(smtp_transport_options_block, keepalive) },
+  { "lmtp_ignore_quota",    opt_bool,
+      (void *)offsetof(smtp_transport_options_block, lmtp_ignore_quota) },
   { "max_rcpt",             opt_int | opt_public,
       (void *)offsetof(transport_instance, max_addresses) },
   { "multi_domain",         opt_bool | opt_public,
@@ -163,6 +165,7 @@ smtp_transport_options_block smtp_transport_option_defaults = {
   FALSE,               /* hosts_override */
   FALSE,               /* hosts_randomize */
   TRUE,                /* keepalive */
+  FALSE,               /* lmtp_ignore_quota */
   TRUE                 /* retry_include_ip_address */
   #ifdef SUPPORT_TLS
  ,NULL,                /* tls_certificate */
@@ -796,6 +799,7 @@ BOOL pass_message = FALSE;
 smtp_inblock inblock;
 smtp_outblock outblock;
 int max_rcpt = tblock->max_addresses;
+uschar *igquotstr = US"";
 uschar *local_authenticated_sender = authenticated_sender;
 uschar *helo_data;
 uschar *message = NULL;
@@ -947,6 +951,13 @@ goto SEND_QUIT;
       ob->command_timeout)) goto RESPONSE_FAILED;
     }
 
+  /* Set IGNOREQUOTA if the response to LHLO specifies support and the
+  lmtp_ignore_quota option was set. */
+
+  igquotstr = (lmtp && ob->lmtp_ignore_quota &&
+    pcre_exec(regex_IGNOREQUOTA, NULL, CS buffer, Ustrlen(CS buffer), 0,
+      PCRE_EOPT, NULL, 0) >= 0)? US" IGNOREQUOTA" : US"";
+
   /* Set tls_offered if the response to EHLO specifies support for STARTTLS. */
 
   #ifdef SUPPORT_TLS
@@ -1081,6 +1092,13 @@ if (continue_hostname == NULL
   int require_auth;
   uschar *fail_reason = US"server did not advertise AUTH support";
 
+  /* Set for IGNOREQUOTA if the response to LHLO specifies support and the
+  lmtp_ignore_quota option was set. */
+
+  igquotstr = (lmtp && ob->lmtp_ignore_quota &&
+    pcre_exec(regex_IGNOREQUOTA, NULL, CS buffer, Ustrlen(CS buffer), 0,
+      PCRE_EOPT, NULL, 0) >= 0)? US" IGNOREQUOTA" : US"";
+
   /* If the response to EHLO specified support for the SIZE parameter, note
   this, provided size_addition is non-negative. */
 
@@ -1343,8 +1361,8 @@ for (addr = first_addr;
   yield as OK, because this error can often mean that there is a problem with
   just one address, so we don't want to delay the host. */
 
-  count = smtp_write_command(&outblock, no_flush, "RCPT TO:<%s>\r\n",
-    transport_rcpt_address(addr, tblock->rcpt_include_affixes));
+  count = smtp_write_command(&outblock, no_flush, "RCPT TO:<%s>%s\r\n",
+    transport_rcpt_address(addr, tblock->rcpt_include_affixes), igquotstr);
   if (count < 0) goto SEND_FAILED;
   if (count > 0)
     {
diff --git a/src/src/transports/smtp.h b/src/src/transports/smtp.h
index fe81267ec..66291514c 100644
--- a/src/src/transports/smtp.h
+++ b/src/src/transports/smtp.h
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/src/transports/smtp.h,v 1.5 2005/03/08 15:32:02 tom Exp $ */
+/* $Cambridge: exim/src/src/transports/smtp.h,v 1.6 2005/08/02 11:22:24 ph10 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
@@ -41,6 +41,7 @@ typedef struct {
   BOOL    hosts_override;
   BOOL    hosts_randomize;
   BOOL    keepalive;
+  BOOL    lmtp_ignore_quota;
   BOOL    retry_include_ip_address;
   #ifdef SUPPORT_TLS
   uschar *tls_certificate;