X-Git-Url: https://code.citadel.org/?a=blobdiff_plain;f=citadel%2Fmodules%2Fsmtp%2Fserv_smtpeventclient.c;h=2869b8d44cc7e06c2531e71026f88bed4674549b;hb=1f492ac650c71a515d36571d5c0a5effd05779dd;hp=7ac66f3c19c9c9118601e16ac7e024c4fc4ffc3f;hpb=8bfe7498818fed3f6e0e0c8d228662706bcf8ae5;p=citadel.git

diff --git a/citadel/modules/smtp/serv_smtpeventclient.c b/citadel/modules/smtp/serv_smtpeventclient.c
index 7ac66f3c1..2869b8d44 100644
--- a/citadel/modules/smtp/serv_smtpeventclient.c
+++ b/citadel/modules/smtp/serv_smtpeventclient.c
@@ -90,6 +90,7 @@
 #include "smtpqueue.h"
 #include "smtp_clienthandlers.h"
 
+int SMTPClientDebugEnabled = 0;
 const unsigned short DefaultMXPort = 25;
 void DeleteSmtpOutMsg(void *v)
 {
@@ -106,7 +107,7 @@ void DeleteSmtpOutMsg(void *v)
 	FreeURL(&Msg->Relay);
 	FreeStrBuf(&Msg->msgtext);
 	FreeAsyncIOContents(&Msg->IO);
-///	memset (Msg, 0, sizeof(SmtpOutMsg)); /* just to be shure... */
+	memset (Msg, 0, sizeof(SmtpOutMsg)); /* just to be shure... */
 	free(Msg);
 }
 
@@ -117,10 +118,16 @@ eNextState SMTP_C_DispatchReadDone(AsyncIO *IO);
 eNextState SMTP_C_DispatchWriteDone(AsyncIO *IO);
 eNextState SMTP_C_DNSFail(AsyncIO *IO);
 eNextState SMTP_C_Terminate(AsyncIO *IO);
+eNextState SMTP_C_TerminateDB(AsyncIO *IO);
 eReadState SMTP_C_ReadServerStatus(AsyncIO *IO);
 
 eNextState mx_connect_ip(AsyncIO *IO);
 eNextState get_one_mx_host_ip(AsyncIO *IO);
+eNextState FinalizeMessageSendDB(AsyncIO *IO);
+eNextState FinalizeMessageSend_DB1(AsyncIO *IO);
+eNextState FinalizeMessageSend_DB2(AsyncIO *IO);
+eNextState FinalizeMessageSend_DB3(AsyncIO *IO);
+eNextState FinalizeMessageSend_DB4(AsyncIO *IO);
 
 /******************************************************************************
  * So, we're finished with sending (regardless of success or failure)         *
@@ -128,21 +135,52 @@ eNextState get_one_mx_host_ip(AsyncIO *IO);
  * we need to free the memory and send bounce messages (on terminal failure)  *
  * else we just free our SMTP-Message struct.                                 *
  ******************************************************************************/
-void FinalizeMessageSend(SmtpOutMsg *Msg)
+inline void FinalizeMessageSend_1(AsyncIO *IO)
 {
-	int IDestructQueItem;
-	int nRemain;
-	StrBuf *MsgData;
-	AsyncIO *IO = &Msg->IO;
+	const char *Status;
+	SmtpOutMsg *Msg = IO->Data;
+	
+	if (Msg->MyQEntry->Status == 2) 
+		Status = "Delivery Successfull.";
+	else if (Msg->MyQEntry->Status == 5) 
+		Status = "Delivery failed permanently; giving up.";
+	else
+		Status = "Delivery failed temporarily; will retry later.";
+			
+	EVS_syslog(LOG_INFO,
+		   "SMTP: %s Time[%fs] Recipient <%s> @ <%s> (%s) Statusmessage: %s\n",
+		   Status,
+		   Msg->IO.Now - Msg->IO.StartIO,
+		   Msg->user,
+		   Msg->node,
+		   Msg->name,
+		   ChrPtr(Msg->MyQEntry->StatusMessage));
+
 
-	IDestructQueItem = DecreaseQReference(Msg->MyQItem);
+	Msg->IDestructQueItem = DecreaseQReference(Msg->MyQItem);
 
-	nRemain = CountActiveQueueEntries(Msg->MyQItem);
+	Msg->nRemain = CountActiveQueueEntries(Msg->MyQItem);
 
-	if ((nRemain > 0) || IDestructQueItem)
-		MsgData = SerializeQueueItem(Msg->MyQItem);
+	if (Msg->MyQEntry->Active && 
+	    CheckQEntryIsBounce(Msg->MyQEntry))
+	{
+		/* are we casue for a bounce mail? */
+		Msg->MyQItem->SendBounceMail |= (1<<Msg->MyQEntry->Status);
+	}
+
+	if ((Msg->nRemain > 0) || Msg->IDestructQueItem)
+		Msg->QMsgData = SerializeQueueItem(Msg->MyQItem);
 	else
-		MsgData = NULL;
+		Msg->QMsgData = NULL;
+}
+eNextState FinalizeMessageSend(SmtpOutMsg *Msg)
+{
+	return QueueDBOperation(&Msg->IO, FinalizeMessageSend_DB1);
+}
+
+inline void FinalizeMessageSend_DB_1(AsyncIO *IO)
+{
+	SmtpOutMsg *Msg = IO->Data;
 
 	/*
 	 * Uncompleted delivery instructions remain, so delete the old
@@ -150,11 +188,35 @@ void FinalizeMessageSend(SmtpOutMsg *Msg)
 	 */
 	EVS_syslog(LOG_DEBUG, "SMTPQD: %ld", Msg->MyQItem->QueMsgID);
 	CtdlDeleteMessages(SMTP_SPOOLOUT_ROOM, &Msg->MyQItem->QueMsgID, 1, "");
+}
+eNextState FinalizeMessageSend_DB1(AsyncIO *IO)
+{
+	FinalizeMessageSend_1(IO);
+	FinalizeMessageSend_DB_1(IO);
+	return NextDBOperation(IO, FinalizeMessageSend_DB2);
+}
 
-	if (IDestructQueItem)
+
+inline void FinalizeMessageSend_DB_2(AsyncIO *IO)
+{
+	SmtpOutMsg *Msg = IO->Data;
+
+	if (Msg->IDestructQueItem)
 		smtpq_do_bounce(Msg->MyQItem, Msg->msgtext);
+}
+eNextState FinalizeMessageSend_DB2(AsyncIO *IO)
+{
+	FinalizeMessageSend_DB_2(IO);
+
+	return NextDBOperation(IO, FinalizeMessageSend_DB3);
+}
 
-	if (nRemain > 0)
+
+inline void FinalizeMessageSend_DB_3(AsyncIO *IO)
+{
+	SmtpOutMsg *Msg = IO->Data;
+
+	if (Msg->nRemain > 0)
 	{
 		struct CtdlMessage *msg;
 		msg = malloc(sizeof(struct CtdlMessage));
@@ -162,7 +224,8 @@ void FinalizeMessageSend(SmtpOutMsg *Msg)
 		msg->cm_magic = CTDLMESSAGE_MAGIC;
 		msg->cm_anon_type = MES_NORMAL;
 		msg->cm_format_type = FMT_RFC822;
-		msg->cm_fields['M'] = SmashStrBuf(&MsgData);
+		msg->cm_fields['M'] = SmashStrBuf(&Msg->QMsgData);
+		msg->cm_fields['U'] = strdup("QMSG");
 		Msg->MyQItem->QueMsgID =
 			CtdlSubmitMsg(msg, NULL, SMTP_SPOOLOUT_ROOM, QP_EADDR);
 		EVS_syslog(LOG_DEBUG, "SMTPQ: %ld", Msg->MyQItem->QueMsgID);
@@ -173,12 +236,40 @@ void FinalizeMessageSend(SmtpOutMsg *Msg)
 				   &Msg->MyQItem->MessageID,
 				   1,
 				   "");
-		FreeStrBuf(&MsgData);
+		FreeStrBuf(&Msg->QMsgData);
 	}
+	DecreaseShutdownDeliveries(Msg->MyQItem);
+}
+eNextState FinalizeMessageSend_DB3(AsyncIO *IO)
+{
+	SmtpOutMsg *Msg = IO->Data;
+	FinalizeMessageSend_DB_3(IO);
+	if (!Msg->IDestructQueItem)
+		return eAbort;
+	return NextDBOperation(IO, FinalizeMessageSend_DB4);
+}
+
+eNextState FinalizeMessageSend_DB4(AsyncIO *IO)
+{
+	int Done;
+	SmtpOutMsg *Msg = IO->Data;
+
+	Done = GetShutdownDeliveries(Msg->MyQItem);
+	if (!Done) 
+		return NextDBOperation(IO, FinalizeMessageSend_DB4);
+	else
+		return eAbort;
+}
+
+eNextState FinalizeMessageSend_DB(AsyncIO *IO)
+{
+	SmtpOutMsg *Msg = IO->Data;
+
 	RemoveContext(Msg->IO.CitContext);
-	if (IDestructQueItem)
+	if (Msg->IDestructQueItem)
 		RemoveQItem(Msg->MyQItem);
 	DeleteSmtpOutMsg(Msg);
+	return eAbort;
 }
 
 eNextState FailOneAttempt(AsyncIO *IO)
@@ -283,6 +374,9 @@ eNextState get_one_mx_host_ip_done(AsyncIO *IO)
 	struct hostent *hostent;
 
 	QueryCbDone(IO);
+	EVS_syslog(LOG_DEBUG, "SMTP: %s Time[%fs]\n",
+		   __FUNCTION__,
+		   IO->Now - IO->DNS.Start);
 
 	hostent = Msg->HostLookup.VParsedDNSReply;
 	if ((Msg->HostLookup.DNSStatus == ARES_SUCCESS) &&
@@ -317,10 +411,19 @@ eNextState get_one_mx_host_ip_done(AsyncIO *IO)
 			addr->sin_port   = htons(DefaultMXPort);
 		}
 		Msg->mx_host = Msg->pCurrRelay->Host;
+		if (Msg->HostLookup.VParsedDNSReply != NULL) {
+			Msg->HostLookup.DNSReplyFree(Msg->HostLookup.VParsedDNSReply);
+			Msg->HostLookup.VParsedDNSReply = NULL;
+		}
 		return mx_connect_ip(IO);
 	}
-	else
+	else {
+		if (Msg->HostLookup.VParsedDNSReply != NULL) {
+			Msg->HostLookup.DNSReplyFree(Msg->HostLookup.VParsedDNSReply);
+			Msg->HostLookup.VParsedDNSReply = NULL;
+		}
 		return FailOneAttempt(IO);
+	}
 }
 
 eNextState get_one_mx_host_ip(AsyncIO *IO)
@@ -333,8 +436,6 @@ eNextState get_one_mx_host_ip(AsyncIO *IO)
 	 * - one of the mx'es
 	 */
 
-	InitC_ares_dns(IO);
-
 	EVS_syslog(LOG_DEBUG, "SMTP: %s\n", __FUNCTION__);
 
 	EVS_syslog(LOG_DEBUG,
@@ -371,7 +472,13 @@ eNextState smtp_resolve_mx_record_done(AsyncIO *IO)
 
 	QueryCbDone(IO);
 
-	EVS_syslog(LOG_DEBUG, "SMTP: %s\n", __FUNCTION__);
+	EVS_syslog(LOG_DEBUG, "SMTP: %s Time[%fs]\n",
+		   __FUNCTION__,
+		IO->Now - IO->DNS.Start);
+
+	pp = &Msg->Relay;
+	while ((pp != NULL) && (*pp != NULL) && ((*pp)->Next != NULL))
+		pp = &(*pp)->Next;
 
 	if ((IO->DNS.Query->DNSStatus == ARES_SUCCESS) &&
 	    (IO->DNS.Query->VParsedDNSReply != NULL))
@@ -392,22 +499,22 @@ eNextState smtp_resolve_mx_record_done(AsyncIO *IO)
 				p->Port = DefaultMXPort;
 				p->IPv6 = i == 1;
 				p->Host = Msg->CurrMX->host;
-				if (Msg->Relay == NULL)
-					Msg->Relay = p;
+				if (*pp == NULL)
+					*pp = p;
 				else {
-					ParsedURL *pp = Msg->Relay;
-
-					while ((pp->Next != NULL) &&
-					       (pp->Next->Priority <= p->Priority))
-					       pp = pp->Next;
-					if ((pp == Msg->Relay) &&
-					    (pp->Priority > p->Priority)) {
-						p->Next = Msg->Relay;
-						Msg->Relay = p;
+					ParsedURL *ppp = *pp;
+
+					while ((ppp->Next != NULL) &&
+					       (ppp->Next->Priority <= p->Priority))
+					       ppp = ppp->Next;
+					if ((ppp == *pp) &&
+					    (ppp->Priority > p->Priority)) {
+						p->Next = *pp;
+						*pp = p;
 					}
 					else {
-						p->Next = pp->Next;
-						pp->Next = p;
+						p->Next = ppp->Next;
+						ppp->Next = p;
 					}
 				}
 			}
@@ -416,9 +523,6 @@ eNextState smtp_resolve_mx_record_done(AsyncIO *IO)
 		Msg->CXFlags   = Msg->CXFlags & F_HAVE_MX;
 	}
 	else { /* else fall back to the plain hostname */
-		pp = &Msg->Relay;
-		while ((pp != NULL) && (*pp != NULL) && ((*pp)->Next != NULL))
-			pp = &(*pp)->Next;
 		int i;
 		for (i = 0; i < 2; i++) {
 			ParsedURL *p;
@@ -435,7 +539,11 @@ eNextState smtp_resolve_mx_record_done(AsyncIO *IO)
 		}
 		Msg->CXFlags   = Msg->CXFlags & F_DIRECT;
 	}
-	*pp = Msg->MyQItem->FallBackHost;
+	if (Msg->MyQItem->FallBackHost != NULL)
+	{
+		Msg->MyQItem->FallBackHost->Next = *pp;
+		*pp = Msg->MyQItem->FallBackHost;
+	}
 	Msg->pCurrRelay = Msg->Relay;
 	return get_one_mx_host_ip(IO);
 }
@@ -489,6 +597,7 @@ SmtpOutMsg *new_smtp_outmsg(OneQueItem *MyQItem,
 		     SMTP_C_DispatchWriteDone,
 		     SMTP_C_DispatchReadDone,
 		     SMTP_C_Terminate,
+		     SMTP_C_TerminateDB,
 		     SMTP_C_ConnFail,
 		     SMTP_C_Timeout,
 		     SMTP_C_Shutdown);
@@ -549,7 +658,11 @@ void smtp_try_one_queue_entry(OneQueItem *MyQItem,
 			StrBufPlain(Msg->MyQEntry->StatusMessage,
 				    HKEY("Invalid Recipient!"));
 		}
-		FinalizeMessageSend(Msg);
+		FinalizeMessageSend_1(&Msg->IO);
+		FinalizeMessageSend_DB_1(&Msg->IO);
+		FinalizeMessageSend_DB_2(&Msg->IO);
+		FinalizeMessageSend_DB_3(&Msg->IO);
+		FinalizeMessageSend_DB(&Msg->IO);
 	}
 }
 
@@ -638,8 +751,12 @@ eNextState SMTP_C_Terminate(AsyncIO *IO)
 	SmtpOutMsg *Msg = IO->Data;
 
 	EVS_syslog(LOG_DEBUG, "SMTP: %s\n", __FUNCTION__);
-	FinalizeMessageSend(Msg);
-	return eAbort;
+	return FinalizeMessageSend(Msg);
+}
+eNextState SMTP_C_TerminateDB(AsyncIO *IO)
+{
+	EVS_syslog(LOG_DEBUG, "SMTP: %s\n", __FUNCTION__);
+	return FinalizeMessageSend_DB(IO);
 }
 eNextState SMTP_C_Timeout(AsyncIO *IO)
 {
@@ -677,8 +794,7 @@ eNextState SMTP_C_Shutdown(AsyncIO *IO)
 	Msg->MyQEntry->Status = 3;
 	StrBufPlain(Msg->MyQEntry->StatusMessage,
 		    HKEY("server shutdown during message submit."));
-	FinalizeMessageSend(Msg);
-	return eAbort;
+	return FinalizeMessageSend(Msg);
 }
 
 
@@ -714,7 +830,14 @@ eReadState SMTP_C_ReadServerStatus(AsyncIO *IO)
 	return Finished;
 }
 
+void LogDebugEnableSMTPClient(void)
+{
+	SMTPClientDebugEnabled = 1;
+}
+
 CTDL_MODULE_INIT(smtp_eventclient)
 {
+	if (!threading)
+		CtdlRegisterDebugFlagHook(HKEY("smtpeventclient"), LogDebugEnableSMTPClient);
 	return "smtpeventclient";
 }