check_smtp: set default port to smtps (465) for TLS

The port can still be set with -p.

1 files changed, 4 insertions, 1 deletions

diff --git a/plugins/check_smtp.c b/plugins/check_smtp.c
index f3ba9e38..474557d5 100644
--- a/plugins/check_smtp.c
+++ b/plugins/check_smtp.c
@@ -50,7 +50,8 @@ int days_till_exp_warn, days_till_exp_crit;
 #endif
 
 enum {
-        SMTP_PORT       = 25
+        SMTP_PORT       = 25,
+        SMTPS_PORT      = 465
 };
 #define PROXY_PREFIX "PROXY TCP4 0.0.0.0 0.0.0.0 25 25\r\n"
 #define SMTP_EXPECT "220"
@@ -650,6 +651,7 @@ process_arguments (int argc, char **argv)
                 case 's':
                 /* ssl */
                         use_ssl = TRUE;
+                        server_port = SMTPS_PORT;
                         break;
                 case 'S':
                 /* starttls */
@@ -879,6 +881,7 @@ print_help (void)
   printf ("    %s\n", _("Minimum number of days a certificate has to be valid."));
   printf (" %s\n", "-s, --ssl");
   printf ("    %s\n", _("Use SSL/TLS for the connection."));
+  printf (_("    Sets default port to %d.\n"), SMTPS_PORT);
   printf (" %s\n", "-S, --starttls");
   printf ("    %s\n", _("Use STARTTLS for the connection."));
   printf (" %s\n", "--sni");