#include "ctdl_module.h"
-#include "smtp_util.h"
+///#include "smtp_util.h"
#include "smtpqueue.h"
#include "event_client.h"
StrBufAppendBufPlain(QMessage, HKEY("\nmsgid|"), 0);
StrBufAppendPrintf(QMessage, "%ld", MyQItem->MessageID);
+ StrBufAppendBufPlain(QMessage, HKEY("\nsubmitted|"), 0);
+ StrBufAppendPrintf(QMessage, "%ld", MyQItem->Submitted);
+
if (StrLength(MyQItem->BounceTo) > 0) {
StrBufAppendBufPlain(QMessage, HKEY("\nbounceto|"), 0);
StrBufAppendBuf(QMessage, MyQItem->BounceTo, 0);
continue; /* skip already sent ones from the spoolfile. */
for (i=0; i < ThisItem->nAttempts; i++) {
+ /* TODO: most probably there is just one retry/attempted per message! */
StrBufAppendBufPlain(QMessage, HKEY("\nretry|"), 0);
StrBufAppendPrintf(QMessage, "%ld",
ThisItem->Attempts[i].retry);
if (Item->MailQEntries == NULL)
Item->MailQEntries = NewHash(1, Flathash);
+ Item->Current->StatusMessage = NewStrBuf();
Item->Current->n = GetCount(Item->MailQEntries);
Put(Item->MailQEntries, IKEY(Item->Current->n), Item->Current, FreeMailQEntry);
}
Item->Current->Attempts[Item->Current->nAttempts].retry = StrBufExtractNext_int(Line, Pos, '|');
}
+
+void QItem_Handle_Submitted(OneQueItem *Item, StrBuf *Line, const char **Pos)
+{
+ Item->Submitted = atol(*Pos);
+
+}
+
void QItem_Handle_Attempted(OneQueItem *Item, StrBuf *Line, const char **Pos)
{
if (Item->Current == NULL)
+/*
+ * smtp_do_bounce() is caled by smtp_do_procmsg() to scan a set of delivery
+ * instructions for "5" codes (permanent fatal errors) and produce/deliver
+ * a "bounce" message (delivery status notification).
+ */
+void smtpq_do_bounce(OneQueItem *MyQItem, StrBuf *OMsgTxt)
+{
+ StrBuf *boundary, *Msg = NULL;
+ int num_bounces = 0;
+ struct CtdlMessage *bmsg = NULL;
+ int give_up = 0;
+ struct recptypes *valid;
+ int successful_bounce = 0;
+ static int seq = 0;
+ StrBuf *BounceMB;
+ HashPos *It;
+ void *vQE;
+ long len;
+ const char *Key;
+
+ CtdlLogPrintf(CTDL_DEBUG, "smtp_do_bounce() called\n");
+
+ if ( (time(NULL) - MyQItem->Submitted) > SMTP_GIVE_UP ) {
+ give_up = 1;/// TODO: replace time by libevq timer get
+ }
+
+ /*
+ * Now go through the instructions checking for stuff.
+ */
+ It = GetNewHashPos(MyQItem->MailQEntries, 0);
+ while (GetNextHashPos(MyQItem->MailQEntries, It, &len, &Key, &vQE))
+ {
+ MailQEntry *ThisItem = vQE;
+ if ((ThisItem->Status == 5) || /* failed now? */
+ ((give_up == 1) && (ThisItem->Status != 2))) /* giving up after failed attempts... */
+ {
+ if (num_bounces == 0)
+ Msg = NewStrBufPlain(NULL, 1024);
+ ++num_bounces;
+
+ StrBufAppendBuf(Msg, ThisItem->Recipient, 0);
+ StrBufAppendBufPlain(Msg, HKEY(": "), 0);
+ StrBufAppendBuf(Msg, ThisItem->StatusMessage, 0);
+ StrBufAppendBufPlain(Msg, HKEY("\r\n"), 0);
+ }
+ }
+ DeleteHashPos(&It);
+
+ /* Deliver the bounce if there's anything worth mentioning */
+ CtdlLogPrintf(CTDL_DEBUG, "num_bounces = %d\n", num_bounces);
+
+ if (num_bounces == 0)
+ return;
+
+ boundary = NewStrBufPlain(HKEY("=_Citadel_Multipart_"));
+ StrBufAppendPrintf(boundary, "%s_%04x%04x", config.c_fqdn, getpid(), ++seq);
+
+ /* Start building our bounce message; go shopping for memory first. */
+ BounceMB = NewStrBufPlain(NULL,
+ 1024 + /* mime stuff.... */
+ StrLength(Msg) + /* the bounce information... */
+ StrLength(OMsgTxt)); /* the original message */
+ if (BounceMB == NULL) {
+ FreeStrBuf(&boundary);
+ CtdlLogPrintf(CTDL_ERR, "Failed to alloc() bounce message.\n");
+
+ return;
+ }
+
+ bmsg = (struct CtdlMessage *) malloc(sizeof(struct CtdlMessage));
+ if (bmsg == NULL) {
+ FreeStrBuf(&boundary);
+ FreeStrBuf(&BounceMB);
+ CtdlLogPrintf(CTDL_ERR, "Failed to alloc() bounce message.\n");
+
+ return;
+ }
+ memset(bmsg, 0, sizeof(struct CtdlMessage));
+
+
+ StrBufAppendBufPlain(BounceMB, HKEY("Content-type: multipart/mixed; boundary=\""), 0);
+ StrBufAppendBuf(BounceMB, boundary, 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("\"\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("MIME-Version: 1.0\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("X-Mailer: " CITADEL "\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("\r\nThis is a multipart message in MIME format.\r\n\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("--"), 0);
+ StrBufAppendBuf(BounceMB, boundary, 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("Content-type: text/plain\r\n\r\n"), 0);
+
+ if (give_up)
+ StrBufAppendBufPlain(
+ BounceMB,
+ HKEY(
+ "A message you sent could not be delivered to some or all of its recipients\n"
+ "due to prolonged unavailability of its destination(s).\n"
+ "Giving up on the following addresses:\n\n"
+ ), 0);
+ else
+ StrBufAppendBufPlain(
+ BounceMB,
+ HKEY(
+ "A message you sent could not be delivered to some or all of its recipients.\n"
+ "The following addresses were undeliverable:\n\n"
+ ), 0);
+
+ StrBufAppendBuf(BounceMB, Msg, 0);
+ FreeStrBuf(&Msg);
+
+ /* Attach the original message */
+ StrBufAppendBufPlain(BounceMB, HKEY("--"), 0);
+ StrBufAppendBuf(BounceMB, boundary, 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("Content-type: message/rfc822\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("Content-Transfer-Encoding: 7bit\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("Content-Disposition: inline\r\n"), 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("\r\n"), 0);
+ StrBufAppendBuf(BounceMB, OMsgTxt, 0);
+
+ /* Close the multipart MIME scope */
+ StrBufAppendBufPlain(BounceMB, HKEY("--"), 0);
+ StrBufAppendBuf(BounceMB, boundary, 0);
+ StrBufAppendBufPlain(BounceMB, HKEY("--\r\n"), 0);
+
+
+
+ bmsg->cm_magic = CTDLMESSAGE_MAGIC;
+ bmsg->cm_anon_type = MES_NORMAL;
+ bmsg->cm_format_type = FMT_RFC822;
+
+ bmsg->cm_fields['O'] = strdup(MAILROOM);
+ bmsg->cm_fields['N'] = strdup(config.c_nodename);
+ bmsg->cm_fields['U'] = strdup("Delivery Status Notification (Failure)");
+ bmsg->cm_fields['A'] = SmashStrBuf(&BounceMB);
+
+ /* First try the user who sent the message */
+ if (StrLength(MyQItem->BounceTo) == 0)
+ CtdlLogPrintf(CTDL_ERR, "No bounce address specified\n");
+ else
+ CtdlLogPrintf(CTDL_DEBUG, "bounce to user? <%s>\n", ChrPtr(MyQItem->BounceTo));
+
+ /* Can we deliver the bounce to the original sender? */
+ valid = validate_recipients(ChrPtr(MyQItem->BounceTo), NULL, 0);
+ if ((valid != NULL) && (valid->num_error == 0)) {
+ CtdlSubmitMsg(bmsg, valid, "", QP_EADDR);
+ successful_bounce = 1;
+ }
+
+ /* If not, post it in the Aide> room */
+ if (successful_bounce == 0) {
+ CtdlSubmitMsg(bmsg, NULL, config.c_aideroom, QP_EADDR);
+ }
+
+ /* Free up the memory we used */
+ free_recipients(valid);
+ FreeStrBuf(&boundary);
+ CtdlFreeMessage(bmsg);
+ CtdlLogPrintf(CTDL_DEBUG, "Done processing bounces\n");
+}
+
/*
* smtp_do_procmsg()
*
Put(QItemHandlers, HKEY("attempted"), QItem_Handle_Attempted, reference_free_handler);
Put(QItemHandlers, HKEY("remote"), QItem_Handle_Recipient, reference_free_handler);
Put(QItemHandlers, HKEY("bounceto"), QItem_Handle_BounceTo, reference_free_handler);
-///submitted /TODO: flush qitemhandlers on exit
+ Put(QItemHandlers, HKEY("submitted"), QItem_Handle_Submitted, reference_free_handler);
+////TODO: flush qitemhandlers on exit
smtp_init_spoolout();
CtdlRegisterCleanupHook(smtp_evq_cleanup);