PROXY: fix v2 protocol decode. Bugs 2003, 1747

[exim.git] / src / src / exim.c

diff --git a/src/src/exim.c b/src/src/exim.c
index a3606c75314f6df00ea7e9002a4b9bd9a30b51b3..e63997030346acf0773ebf11282eba86c49d3500 100644 (file)
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -840,9 +840,15 @@ fprintf(f, "Support for:");
 #ifdef SUPPORT_SOCKS
   fprintf(f, " SOCKS");
 #endif
+#ifdef TCP_FASTOPEN
+  fprintf(f, " TCP_Fast_Open");
+#endif
 #ifdef EXPERIMENTAL_LMDB
   fprintf(f, " Experimental_LMDB");
 #endif
+#ifdef EXPERIMENTAL_QUEUEFILE
+  fprintf(f, " Experimental_QUEUEFILE");
+#endif
 #ifdef EXPERIMENTAL_SPF
   fprintf(f, " Experimental_SPF");
 #endif
@@ -996,6 +1002,9 @@ fprintf(f, "Transports:");
 #ifdef TRANSPORT_PIPE
   fprintf(f, " pipe");
 #endif
+#ifdef EXPERIMENTAL_QUEUEFILE
+  fprintf(f, " queuefile");
+#endif
 #ifdef TRANSPORT_SMTP
   fprintf(f, " smtp");
 #endif
@@ -1010,6 +1019,8 @@ if (fixed_never_users[0] > 0)
   fprintf(f, "%d\n", (unsigned int)fixed_never_users[i]);
   }
 
+fprintf(f, "Configure owner: %d:%d\n", config_uid, config_gid);
+
 fprintf(f, "Size of off_t: " SIZE_T_FMT "\n", sizeof(off_t));
 
 /* Everything else is details which are only worth reporting when debugging.
@@ -1347,12 +1358,12 @@ exit(EXIT_FAILURE);
 /* Typically, Exim will drop privileges if macros are supplied.  In some
 cases, we want to not do so.
 
-Arguments:    none (macros is a global)
+Arguments:    opt_D_used - true if the commandline had a "-D" option
 Returns:      true if trusted, false otherwise
 */
 
 static BOOL
-macros_trusted(void)
+macros_trusted(BOOL opt_D_used)
 {
 #ifdef WHITELIST_D_MACROS
 macro_item *m;
@@ -1362,7 +1373,7 @@ size_t len;
 BOOL prev_char_item, found;
 #endif
 
-if (macros == NULL)
+if (!opt_D_used)
   return TRUE;
 #ifndef WHITELIST_D_MACROS
 return FALSE;
@@ -1419,8 +1430,9 @@ for (p = whitelisted, i = 0; (p != end) && (i < white_count); ++p)
   }
 whites[i] = NULL;
 
-/* The list of macros should be very short.  Accept the N*M complexity. */
-for (m = macros; m != NULL; m = m->next)
+/* The list of commandline macros should be very short.
+Accept the N*M complexity. */
+for (m = macros; m; m = m->next) if (m->command_line)
   {
   found = FALSE;
   for (w = whites; *w; ++w)
@@ -1510,6 +1522,7 @@ BOOL list_config = FALSE;
 BOOL local_queue_only;
 BOOL more = TRUE;
 BOOL one_msg_action = FALSE;
+BOOL opt_D_used = FALSE;
 BOOL queue_only_set = FALSE;
 BOOL receiving_message = TRUE;
 BOOL sender_ident_set = FALSE;
@@ -1686,8 +1699,6 @@ big_buffer = store_malloc(big_buffer_size);
 descriptive text. */
 
 set_process_info("initializing");
-readconf_features();
-readconf_options();
 os_restarting_signal(SIGUSR1, usr1_handler);
 
 /* SIGHUP is used to get the daemon to reconfigure. It gets set as appropriate
@@ -2411,11 +2422,11 @@ for (i = 1; i < argc; i++)
     #else
       {
       int ptr = 0;
-      macro_item *mlast = NULL;
       macro_item *m;
       uschar name[24];
       uschar *s = argrest;
 
+      opt_D_used = TRUE;
       while (isspace(*s)) s++;
 
       if (*s < 'A' || *s > 'Z')
@@ -2439,22 +2450,14 @@ for (i = 1; i < argc; i++)
         while (isspace(*s)) s++;
         }
 
-      for (m = macros; m != NULL; m = m->next)
-        {
+      for (m = macros; m; m = m->next)
         if (Ustrcmp(m->name, name) == 0)
           {
           fprintf(stderr, "exim: duplicated -D in command line\n");
           exit(EXIT_FAILURE);
           }
-        mlast = m;
-        }
 
-      m = store_get(sizeof(macro_item) + Ustrlen(name));
-      m->next = NULL;
-      m->command_line = TRUE;
-      if (mlast == NULL) macros = m; else mlast->next = m;
-      Ustrcpy(m->name, name);
-      m->replacement = string_copy(s);
+      m = macro_create(name, s, TRUE, FALSE);
 
       if (clmacro_count >= MAX_CLMACROS)
         {
@@ -3685,7 +3688,7 @@ configuration file changes and macro definitions haven't happened. */
 
 if ((                                            /* EITHER */
     (!trusted_config ||                          /* Config changed, or */
-     !macros_trusted()) &&                       /*  impermissible macros and */
+     !macros_trusted(opt_D_used)) &&            /*  impermissible macros and */
     real_uid != root_uid &&                      /* Not root, and */
     !running_in_test_harness                     /* Not fudged */
     ) ||                                         /*   OR   */
@@ -4031,16 +4034,15 @@ Exim user", but it hasn't, because either the -D option set macros, or the
       root for -C or -D, the caller must either be root or be invoking a
       trusted configuration file (when deliver_drop_privilege is false). */
 
-if (removed_privilege && (!trusted_config || macros != NULL) &&
-    real_uid == exim_uid)
-  {
+if (  removed_privilege
+   && (!trusted_config || opt_D_used)
+   && real_uid == exim_uid)
   if (deliver_drop_privilege)
     really_exim = TRUE; /* let logging work normally */
   else
     log_write(0, LOG_MAIN|LOG_PANIC,
       "exim user lost privilege for using %s option",
       trusted_config? "-D" : "-C");
-  }
 
 /* Start up Perl interpreter if Perl support is configured and there is a
 perl_startup option, and the configuration or the command line specifies
@@ -5538,7 +5540,7 @@ while (more)
     ignored; rejecting here would just add complication, and it can just as
     well be done later. Allow $recipients to be visible in the ACL. */
 
-    if (acl_not_smtp_start != NULL)
+    if (acl_not_smtp_start)
       {
       uschar *user_msg, *log_msg;
       enable_dollar_recipients = TRUE;
@@ -5547,6 +5549,20 @@ while (more)
       enable_dollar_recipients = FALSE;
       }
 
+    /* Pause for a while waiting for input.  If none received in that time,
+    close the logfile, if we had one open; then if we wait for a long-running
+    datasource (months, in one use-case) log rotation will not leave us holding
+    the file copy. */
+
+    if (!receive_timeout)
+      {
+      struct timeval t = { 30*60, 0 }; /* 30 minutess */
+      fd_set r;
+
+      FD_ZERO(&r); FD_SET(0, &r);
+      if (select(1, &r, NULL, NULL, &t) == 0) mainlog_close();
+      }
+
     /* Read the data for the message. If filter_test is not FTEST_NONE, this
     will just read the headers for the message, and not write anything onto the
     spool. */