This commit was manufactured by cvs2svn to create tag 'FreeBSD-release/1.1'.

[unix-history] / usr.sbin / sendmail / src / envelope.c

diff --git a/usr.sbin/sendmail/src/envelope.c b/usr.sbin/sendmail/src/envelope.c
index 3b6d2c1..14656f0 100644 (file)
--- a/usr.sbin/sendmail/src/envelope.c
+++ b/usr.sbin/sendmail/src/envelope.c
@@ -33,11 +33,10 @@
  */
 
 #ifndef lint
  */
 
 #ifndef lint

-static char sccsid[] = "@(#)envelope.c 8.1 (Berkeley) 6/7/93";
+static char sccsid[] = "@(#)envelope.c 8.33 (Berkeley) 2/10/94";

 #endif /* not lint */
 
 #include "sendmail.h"
 #endif /* not lint */
 
 #include "sendmail.h"

-#include <sys/time.h>

 #include <pwd.h>
 
 /*
 #include <pwd.h>
 
 /*


@@ -101,14 +100,21 @@ dropenvelope(e)
        register ENVELOPE *e;
 {
        bool queueit = FALSE;
        register ENVELOPE *e;
 {
        bool queueit = FALSE;

+       bool saveit = bitset(EF_FATALERRS, e->e_flags);

        register ADDRESS *q;
        char *id = e->e_id;
        register ADDRESS *q;
        char *id = e->e_id;

+       char buf[MAXLINE];

 
        if (tTd(50, 1))
        {
                printf("dropenvelope %x: id=", e);
                xputs(e->e_id);
 
        if (tTd(50, 1))
        {
                printf("dropenvelope %x: id=", e);
                xputs(e->e_id);

-               printf(", flags=%o\n", e->e_flags);
+               printf(", flags=0x%x\n", e->e_flags);
+               if (tTd(50, 10))
+               {
+                       printf("sendq=");
+                       printaddr(e->e_sendqueue, TRUE);
+               }

        }
 
        /* we must have an id to remove disk files */
        }
 
        /* we must have an id to remove disk files */


@@ -116,19 +122,88 @@ dropenvelope(e)
                return;
 
 #ifdef LOG
                return;
 
 #ifdef LOG

+       if (LogLevel > 4 && bitset(EF_LOGSENDER, e->e_flags))
+               logsender(e, NULL);

        if (LogLevel > 84)
        if (LogLevel > 84)

-               syslog(LOG_DEBUG, "dropenvelope, id=%s, flags=%o, pid=%d",
+               syslog(LOG_DEBUG, "dropenvelope, id=%s, flags=0x%x, pid=%d",

                                  id, e->e_flags, getpid());
 #endif /* LOG */
                                  id, e->e_flags, getpid());
 #endif /* LOG */

+       e->e_flags &= ~EF_LOGSENDER;
+
+       /* post statistics */
+       poststats(StatFile);

 
        /*
        **  Extract state information from dregs of send list.
        */
 
 
        /*
        **  Extract state information from dregs of send list.
        */
 

+       e->e_flags &= ~EF_QUEUERUN;

        for (q = e->e_sendqueue; q != NULL; q = q->q_next)
        {
                if (bitset(QQUEUEUP, q->q_flags))
                        queueit = TRUE;
        for (q = e->e_sendqueue; q != NULL; q = q->q_next)
        {
                if (bitset(QQUEUEUP, q->q_flags))
                        queueit = TRUE;

+               if (!bitset(QDONTSEND, q->q_flags) &&
+                   bitset(QBADADDR, q->q_flags))
+               {
+                       if (q->q_owner == NULL &&
+                           strcmp(e->e_from.q_paddr, "<>") != 0)
+                               (void) sendtolist(e->e_from.q_paddr, NULL,
+                                                 &e->e_errorqueue, e);
+               }
+       }
+
+       /*
+       **  See if the message timed out.
+       */
+
+       if (!queueit)
+               /* nothing to do */ ;
+       else if (curtime() > e->e_ctime + TimeOuts.to_q_return)
+       {
+               (void) sprintf(buf, "Cannot send message for %s",
+                       pintvl(TimeOuts.to_q_return, FALSE));
+               if (e->e_message != NULL)
+                       free(e->e_message);
+               e->e_message = newstr(buf);
+               message(buf);
+               e->e_flags |= EF_CLRQUEUE;
+               saveit = TRUE;
+               fprintf(e->e_xfp, "Message could not be delivered for %s\n",
+                       pintvl(TimeOuts.to_q_return, FALSE));
+               fprintf(e->e_xfp, "Message will be deleted from queue\n");
+               for (q = e->e_sendqueue; q != NULL; q = q->q_next)
+               {
+                       if (bitset(QQUEUEUP, q->q_flags))
+                               q->q_flags |= QBADADDR;
+               }
+       }
+       else if (TimeOuts.to_q_warning > 0 &&
+           curtime() > e->e_ctime + TimeOuts.to_q_warning)
+       {
+               if (!bitset(EF_WARNING|EF_RESPONSE, e->e_flags) &&
+                   e->e_class >= 0 &&
+                   strcmp(e->e_from.q_paddr, "<>") != 0)
+               {
+                       (void) sprintf(buf,
+                               "warning: cannot send message for %s",
+                               pintvl(TimeOuts.to_q_warning, FALSE));
+                       if (e->e_message != NULL)
+                               free(e->e_message);
+                       e->e_message = newstr(buf);
+                       message(buf);
+                       e->e_flags |= EF_WARNING;
+                       saveit = TRUE;
+               }
+               fprintf(e->e_xfp,
+                       "Warning: message still undelivered after %s\n",
+                       pintvl(TimeOuts.to_q_warning, FALSE));
+               fprintf(e->e_xfp, "Will keep trying until message is %s old\n",
+                       pintvl(TimeOuts.to_q_return, FALSE));
+               for (q = e->e_sendqueue; q != NULL; q = q->q_next)
+               {
+                       if (bitset(QQUEUEUP, q->q_flags))
+                               q->q_flags |= QREPORT;
+               }

        }
 
        /*
        }
 
        /*


@@ -139,18 +214,31 @@ dropenvelope(e)
        {
                auto ADDRESS *rlist = NULL;
 
        {
                auto ADDRESS *rlist = NULL;
 

-               (void) sendtolist(e->e_receiptto, (ADDRESS *) NULL, &rlist, e);
+               (void) sendtolist(e->e_receiptto, NULLADDR, &rlist, e);

                (void) returntosender("Return receipt", rlist, FALSE, e);
                (void) returntosender("Return receipt", rlist, FALSE, e);

+               e->e_flags &= ~EF_SENDRECEIPT;

        }
 
        /*
        **  Arrange to send error messages if there are fatal errors.
        */
 
        }
 
        /*
        **  Arrange to send error messages if there are fatal errors.
        */
 

-       if (bitset(EF_FATALERRS|EF_TIMEOUT, e->e_flags) &&
-           e->e_errormode != EM_QUIET)
+       if (saveit && e->e_errormode != EM_QUIET)

                savemail(e);
 
                savemail(e);
 

+       /*
+       **  Arrange to send warning messages to postmaster as requested.
+       */
+
+       if (bitset(EF_PM_NOTIFY, e->e_flags) && PostMasterCopy != NULL &&
+           !bitset(EF_RESPONSE, e->e_flags) && e->e_class >= 0)
+       {
+               auto ADDRESS *rlist = NULL;
+
+               (void) sendtolist(PostMasterCopy, NULLADDR, &rlist, e);
+               (void) returntosender(e->e_message, rlist, FALSE, e);
+       }
+

        /*
        **  Instantiate or deinstantiate the queue.
        */
        /*
        **  Instantiate or deinstantiate the queue.
        */


@@ -158,14 +246,21 @@ dropenvelope(e)
        if ((!queueit && !bitset(EF_KEEPQUEUE, e->e_flags)) ||
            bitset(EF_CLRQUEUE, e->e_flags))
        {
        if ((!queueit && !bitset(EF_KEEPQUEUE, e->e_flags)) ||
            bitset(EF_CLRQUEUE, e->e_flags))
        {

+               if (tTd(50, 1))
+                       printf("\n===== Dropping [dq]f%s =====\n\n", e->e_id);

                if (e->e_df != NULL)
                        xunlink(e->e_df);
                xunlink(queuename(e, 'q'));
                if (e->e_df != NULL)
                        xunlink(e->e_df);
                xunlink(queuename(e, 'q'));

+
+#ifdef LOG
+               if (LogLevel > 10)
+                       syslog(LOG_INFO, "%s: done", id);
+#endif

        }
        else if (queueit || !bitset(EF_INQUEUE, e->e_flags))
        {
 #ifdef QUEUE
        }
        else if (queueit || !bitset(EF_INQUEUE, e->e_flags))
        {
 #ifdef QUEUE

-               queueup(e, FALSE, FALSE);
+               queueup(e, bitset(EF_KEEPQUEUE, e->e_flags), FALSE);

 #else /* QUEUE */
                syserr("554 dropenvelope: queueup");
 #endif /* QUEUE */
 #else /* QUEUE */
                syserr("554 dropenvelope: queueup");
 #endif /* QUEUE */


@@ -180,11 +275,6 @@ dropenvelope(e)
                (void) xfclose(e->e_dfp, "dropenvelope", e->e_df);
        e->e_dfp = NULL;
        e->e_id = e->e_df = NULL;
                (void) xfclose(e->e_dfp, "dropenvelope", e->e_df);
        e->e_dfp = NULL;
        e->e_id = e->e_df = NULL;

-
-#ifdef LOG
-       if (LogLevel > 74)
-               syslog(LOG_INFO, "%s: done", id);
-#endif /* LOG */

 }
 \f/*
 **  CLEARENVELOPE -- clear an envelope without unlocking
 }
 \f/*
 **  CLEARENVELOPE -- clear an envelope without unlocking


@@ -260,8 +350,8 @@ void
 initsys(e)
        register ENVELOPE *e;
 {
 initsys(e)
        register ENVELOPE *e;
 {

-       static char cbuf[5];                    /* holds hop count */
-       static char pbuf[10];                   /* holds pid */
+       char cbuf[5];                           /* holds hop count */
+       char pbuf[10];                          /* holds pid */

 #ifdef TTYNAME
        static char ybuf[60];                   /* holds tty id */
        register char *p;
 #ifdef TTYNAME
        static char ybuf[60];                   /* holds tty id */
        register char *p;


@@ -285,7 +375,7 @@ initsys(e)
        **      tucked away in the transcript).
        */
 
        **      tucked away in the transcript).
        */
 

-       if (OpMode == MD_DAEMON && !bitset(EF_QUEUERUN, e->e_flags) &&
+       if (OpMode == MD_DAEMON && bitset(EF_QUEUERUN, e->e_flags) &&

            e->e_xfp != NULL)
                OutChannel = e->e_xfp;
 
            e->e_xfp != NULL)
                OutChannel = e->e_xfp;
 


@@ -295,11 +385,11 @@ initsys(e)
 
        /* process id */
        (void) sprintf(pbuf, "%d", getpid());
 
        /* process id */
        (void) sprintf(pbuf, "%d", getpid());

-       define('p', pbuf, e);
+       define('p', newstr(pbuf), e);

 
        /* hop count */
        (void) sprintf(cbuf, "%d", e->e_hopcount);
 
        /* hop count */
        (void) sprintf(cbuf, "%d", e->e_hopcount);

-       define('c', cbuf, e);
+       define('c', newstr(cbuf), e);

 
        /* time as integer, unix time, arpa time */
        settime(e);
 
        /* time as integer, unix time, arpa time */
        settime(e);


@@ -338,8 +428,8 @@ settime(e)
 {
        register char *p;
        auto time_t now;
 {
        register char *p;
        auto time_t now;

-       static char tbuf[20];                   /* holds "current" time */
-       static char dbuf[30];                   /* holds ctime(tbuf) */
+       char tbuf[20];                          /* holds "current" time */
+       char dbuf[30];                          /* holds ctime(tbuf) */

        register struct tm *tm;
        extern char *arpadate();
        extern struct tm *gmtime();
        register struct tm *tm;
        extern char *arpadate();
        extern struct tm *gmtime();


@@ -348,13 +438,14 @@ settime(e)
        tm = gmtime(&now);
        (void) sprintf(tbuf, "%04d%02d%02d%02d%02d", tm->tm_year + 1900,
                        tm->tm_mon+1, tm->tm_mday, tm->tm_hour, tm->tm_min);
        tm = gmtime(&now);
        (void) sprintf(tbuf, "%04d%02d%02d%02d%02d", tm->tm_year + 1900,
                        tm->tm_mon+1, tm->tm_mday, tm->tm_hour, tm->tm_min);

-       define('t', tbuf, e);
+       define('t', newstr(tbuf), e);

        (void) strcpy(dbuf, ctime(&now));
        p = strchr(dbuf, '\n');
        if (p != NULL)
                *p = '\0';
        (void) strcpy(dbuf, ctime(&now));
        p = strchr(dbuf, '\n');
        if (p != NULL)
                *p = '\0';

-       define('d', dbuf, e);
-       p = newstr(arpadate(dbuf));
+       define('d', newstr(dbuf), e);
+       p = arpadate(dbuf);
+       p = newstr(p);

        if (macvalue('a', e) == NULL)
                define('a', p, e);
        define('b', p, e);
        if (macvalue('a', e) == NULL)
                define('a', p, e);
        define('b', p, e);


@@ -391,9 +482,22 @@ openxscript(e)
        p = queuename(e, 'x');
        fd = open(p, O_WRONLY|O_CREAT|O_APPEND, 0644);
        if (fd < 0)
        p = queuename(e, 'x');
        fd = open(p, O_WRONLY|O_CREAT|O_APPEND, 0644);
        if (fd < 0)

-               syserr("Can't create %s", p);
-       else
-               e->e_xfp = fdopen(fd, "w");
+       {
+               syserr("Can't create transcript file %s", p);
+               fd = open("/dev/null", O_WRONLY, 0644);
+               if (fd < 0)
+                       syserr("!Can't open /dev/null");
+       }
+       e->e_xfp = fdopen(fd, "w");
+       if (e->e_xfp == NULL)
+       {
+               syserr("!Can't create transcript stream %s", p);
+       }
+       if (tTd(46, 9))
+       {
+               printf("openxscript(%s):\n  ", p);
+               dumpfd(fileno(e->e_xfp), TRUE, FALSE);
+       }

 }
 \f/*
 **  CLOSEXSCRIPT -- close the transcript file.
 }
 \f/*
 **  CLOSEXSCRIPT -- close the transcript file.


@@ -465,7 +569,8 @@ setsender(from, e, delimptr, internal)
        char *realname = NULL;
        register struct passwd *pw;
        char delimchar;
        char *realname = NULL;
        register struct passwd *pw;
        char delimchar;

-       char buf[MAXNAME];
+       char *bp;
+       char buf[MAXNAME + 2];

        char pvpbuf[PSBUFSIZE];
        extern struct passwd *getpwnam();
        extern char *FullName;
        char pvpbuf[PSBUFSIZE];
        extern struct passwd *getpwnam();
        extern char *FullName;


@@ -478,7 +583,8 @@ setsender(from, e, delimptr, internal)
        **      Username can return errno != 0 on non-errors.
        */
 
        **      Username can return errno != 0 on non-errors.
        */
 

-       if (bitset(EF_QUEUERUN, e->e_flags) || OpMode == MD_SMTP)
+       if (bitset(EF_QUEUERUN, e->e_flags) || OpMode == MD_SMTP ||
+           OpMode == MD_ARPAFTP || OpMode == MD_DAEMON)

                realname = from;
        if (realname == NULL || realname[0] == '\0')
                realname = username();
                realname = from;
        if (realname == NULL || realname[0] == '\0')
                realname = username();


@@ -487,8 +593,14 @@ setsender(from, e, delimptr, internal)
                SuprErrs = TRUE;
 
        delimchar = internal ? '\0' : ' ';
                SuprErrs = TRUE;
 
        delimchar = internal ? '\0' : ' ';

+       e->e_from.q_flags = QBADADDR;

        if (from == NULL ||
        if (from == NULL ||

-           parseaddr(from, &e->e_from, 1, delimchar, delimptr, e) == NULL)
+           parseaddr(from, &e->e_from, RF_COPYALL|RF_SENDERADDR,
+                     delimchar, delimptr, e) == NULL ||
+           bitset(QBADADDR, e->e_from.q_flags) ||
+           e->e_from.q_mailer == ProgMailer ||
+           e->e_from.q_mailer == FileMailer ||
+           e->e_from.q_mailer == InclMailer)

        {
                /* log garbage addresses for traceback */
 # ifdef LOG
        {
                /* log garbage addresses for traceback */
 # ifdef LOG


@@ -507,17 +619,31 @@ setsender(from, e, delimptr, internal)
                                p = ebuf;
                        }
                        syslog(LOG_NOTICE,
                                p = ebuf;
                        }
                        syslog(LOG_NOTICE,

-                               "from=%s unparseable, received from %s",
-                               from, p);
+                               "setsender: %s: invalid or unparseable, received from %s",
+                               shortenstring(from, 83), p);

                }
 # endif /* LOG */
                if (from != NULL)
                }
 # endif /* LOG */
                if (from != NULL)

+               {
+                       if (!bitset(QBADADDR, e->e_from.q_flags))
+                       {
+                               /* it was a bogus mailer in the from addr */
+                               usrerr("553 Invalid sender address");
+                       }

                        SuprErrs = TRUE;
                        SuprErrs = TRUE;

+               }

                if (from == realname ||
                if (from == realname ||

-                   parseaddr(from = newstr(realname), &e->e_from, 1, ' ', NULL, e) == NULL)
+                   parseaddr(from = newstr(realname), &e->e_from,
+                             RF_COPYALL|RF_SENDERADDR, ' ', NULL, e) == NULL)

                {
                {

+                       char nbuf[100];
+

                        SuprErrs = TRUE;
                        SuprErrs = TRUE;

-                       if (parseaddr("postmaster", &e->e_from, 1, ' ', NULL, e) == NULL)
+                       expand("\201n", nbuf, &nbuf[sizeof nbuf], e);
+                       if (parseaddr(from = newstr(nbuf), &e->e_from,
+                                     RF_COPYALL, ' ', NULL, e) == NULL &&
+                           parseaddr(from = "postmaster", &e->e_from,
+                                     RF_COPYALL, ' ', NULL, e) == NULL)

                                syserr("553 setsender: can't even parse postmaster!");
                }
        }
                                syserr("553 setsender: can't even parse postmaster!");
                }
        }


@@ -548,7 +674,7 @@ setsender(from, e, delimptr, internal)
                                FullName = NULL;
 
 # ifdef USERDB
                                FullName = NULL;
 
 # ifdef USERDB

-                       p = udbsender(from);
+                       p = udbsender(e->e_from.q_user);

 
                        if (p != NULL)
                        {
 
                        if (p != NULL)
                        {


@@ -556,7 +682,7 @@ setsender(from, e, delimptr, internal)
                                **  We have an alternate address for the sender
                                */
 
                                **  We have an alternate address for the sender
                                */
 

-                               pvp = prescan(p, '\0', pvpbuf, NULL);
+                               pvp = prescan(p, '\0', pvpbuf, sizeof pvpbuf, NULL);

                        }
 # endif /* USERDB */
                }
                        }
 # endif /* USERDB */
                }


@@ -567,14 +693,17 @@ setsender(from, e, delimptr, internal)
                        **  Process passwd file entry.
                        */
 
                        **  Process passwd file entry.
                        */
 

-

                        /* extract home directory */
                        /* extract home directory */

-                       e->e_from.q_home = newstr(pw->pw_dir);
+                       if (strcmp(pw->pw_dir, "/") == 0)
+                               e->e_from.q_home = newstr("");
+                       else
+                               e->e_from.q_home = newstr(pw->pw_dir);

                        define('z', e->e_from.q_home, e);
 
                        /* extract user and group id */
                        e->e_from.q_uid = pw->pw_uid;
                        e->e_from.q_gid = pw->pw_gid;
                        define('z', e->e_from.q_home, e);
 
                        /* extract user and group id */
                        e->e_from.q_uid = pw->pw_uid;
                        e->e_from.q_gid = pw->pw_gid;

+                       e->e_from.q_flags |= QGOODUID;

 
                        /* extract full name from passwd file */
                        if (FullName == NULL && pw->pw_gecos != NULL &&
 
                        /* extract full name from passwd file */
                        if (FullName == NULL && pw->pw_gecos != NULL &&


@@ -589,12 +718,18 @@ setsender(from, e, delimptr, internal)
                if (FullName != NULL && !internal)
                        define('x', FullName, e);
        }
                if (FullName != NULL && !internal)
                        define('x', FullName, e);
        }

-       else if (!internal)
+       else if (!internal && OpMode != MD_DAEMON)

        {
                if (e->e_from.q_home == NULL)
        {
                if (e->e_from.q_home == NULL)

+               {

                        e->e_from.q_home = getenv("HOME");
                        e->e_from.q_home = getenv("HOME");

-               e->e_from.q_uid = getuid();
-               e->e_from.q_gid = getgid();
+                       if (e->e_from.q_home != NULL &&
+                           strcmp(e->e_from.q_home, "/") == 0)
+                               e->e_from.q_home++;
+               }
+               e->e_from.q_uid = RealUid;
+               e->e_from.q_gid = RealGid;
+               e->e_from.q_flags |= QGOODUID;

        }
 
        /*
        }
 
        /*


@@ -603,7 +738,7 @@ setsender(from, e, delimptr, internal)
        */
 
        if (pvp == NULL)
        */
 
        if (pvp == NULL)

-               pvp = prescan(from, '\0', pvpbuf, NULL);
+               pvp = prescan(from, delimchar, pvpbuf, sizeof pvpbuf, NULL);

        if (pvp == NULL)
        {
                /* don't need to give error -- prescan did that already */
        if (pvp == NULL)
        {
                /* don't need to give error -- prescan did that already */


@@ -613,15 +748,22 @@ setsender(from, e, delimptr, internal)
 # endif
                finis();
        }
 # endif
                finis();
        }

-       (void) rewrite(pvp, 3, e);
-       (void) rewrite(pvp, 1, e);
-       (void) rewrite(pvp, 4, e);
-       cataddr(pvp, NULL, buf, sizeof buf, '\0');
-       e->e_sender = newstr(buf);
+       (void) rewrite(pvp, 3, 0, e);
+       (void) rewrite(pvp, 1, 0, e);
+       (void) rewrite(pvp, 4, 0, e);
+       bp = buf + 1;
+       cataddr(pvp, NULL, bp, sizeof buf - 2, '\0');
+       if (*bp == '@')
+       {
+               /* heuristic: route-addr: add angle brackets */
+               strcat(bp, ">");
+               *--bp = '<';
+       }
+       e->e_sender = newstr(bp);

        define('f', e->e_sender, e);
 
        /* save the domain spec if this mailer wants it */
        define('f', e->e_sender, e);
 
        /* save the domain spec if this mailer wants it */

-       if (!internal && e->e_from.q_mailer != NULL &&
+       if (e->e_from.q_mailer != NULL &&

            bitnset(M_CANONICAL, e->e_from.q_mailer->m_flags))
        {
                extern char **copyplist();
            bitnset(M_CANONICAL, e->e_from.q_mailer->m_flags))
        {
                extern char **copyplist();