commit 0847f7bca7400f0ca8271dcce863a2040d3466c6
Author: Jack-Benny Persson <jack-benny@cyberinfo.se>
Date:   Fri Jun 17 04:54:26 2016 +0200

    Initial commit

diff --git a/check_imap_starttls.sh b/check_imap_starttls.sh
new file mode 100755
index 0000000..e85d0dd
--- /dev/null
+++ b/check_imap_starttls.sh
@@ -0,0 +1,170 @@
+#!/bin/bash
+
+################################################################################
+#                                                                              #
+#  Copyright (C) 2016 Jack-Benny Persson <jack-benny@cyberinfo.se>             #
+#                                                                              #
+#   This program is free software; you can redistribute it and/or modify       #
+#   it under the terms of the GNU General Public License as published by       #
+#   the Free Software Foundation; either version 2 of the License, or          #
+#   (at your option) any later version.                                        #
+#                                                                              #
+#   This program is distributed in the hope that it will be useful,            #
+#   but WITHOUT ANY WARRANTY; without even the implied warranty of             #
+#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the              #
+#   GNU General Public License for more details.                               #
+#                                                                              #
+#   You should have received a copy of the GNU General Public License          #
+#   along with this program; if not, write to the Free Software                #
+#   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA  #
+#                                                                              #
+################################################################################
+
+###############################################################################
+#                                                                             # 
+# Nagios plugin to test IMAP servers with STARTTLS and test to login with     #
+# username and password                                                       #
+#                                                                             #
+###############################################################################
+
+PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
+
+VERSION="Version 0.1"
+AUTHOR="(c) 2016 Jack-Benny Persson (jack-benny@cyberinfo.se)"
+
+# Exit codes
+STATE_OK=0
+STATE_WARNING=1
+STATE_CRITICAL=2
+STATE_UNKNOWN=3
+
+shopt -s extglob
+
+# Function to login/logout from IMAP-servers
+login() {
+sleep 2
+echo "a login $Username $Password"
+sleep 1
+echo "a logout"
+}
+
+# Print version information
+print_version()
+{
+    printf "\n\n$0 - $VERSION\n"
+}
+
+#Print help information
+print_help()
+{
+    print_version
+    printf "$AUTHOR\n"
+    printf "Test/monitor a IMAP server with STARTTLS and login with a username/password\n"
+/bin/cat <<EOT
+Options:
+-h
+   Print detailed help screen
+-V
+   Print version information
+-p | --port
+  Port to connect to
+-H | --hostname
+  Hostname to connect to
+-U | --username
+  Username to use for login
+-P | --password
+  Password to use for login
+EOT
+}
+
+# Test if openssl is installed
+openssl -h 2> /dev/null
+if [ $? != 0 ]; then
+    echo "There is a problem with your OpenSSL program"
+    exit 3
+fi
+
+
+# Parse command line options
+while [[ -n "$1" ]]; do 
+   case "$1" in
+
+       -h | --help)
+           print_help
+           exit $STATE_OK
+           ;;
+
+       -V | --version)
+           print_version
+           exit $STATE_OK
+           ;;
+
+       -p | --port)
+           Port="$2"
+           shift 2
+           ;;
+
+       -H | --hostname)
+           Host="$2"
+           shift 2
+           ;;
+
+       -U | --username)
+           Username="$2"
+           shift 2
+           ;;
+
+       -P | --password)
+           Password="$2"
+           shift 2
+           ;;
+       -\?)
+           print_help
+           exit $STATE_OK
+           ;;
+
+       *)
+           printf "\nInvalid option '$1'"
+           print_help
+           exit $STATE_UNKNOWN
+           ;;
+   esac
+done
+
+# Check if everything is set
+if [[ -z "$Host" ]]; then
+    printf "\nHostname not set"
+    print_help
+    exit $STATE_UNKNOWN
+fi
+
+if [[ -z "$Port" ]]; then
+    printf "\nPort not set"
+    print_help
+    exit $STATE_UNKNOWN
+fi
+
+if [[ -z "$Username" ]]; then
+    printf "\nUsername not set"
+    print_help
+    exit $STATE_UNKNOWN
+fi
+
+if [[ -z "$Password" ]]; then
+    printf "\nPassword not set"
+    print_help
+    exit $STATE_UNKNOWN
+fi
+
+# Main program/logic
+out=`login | openssl s_client -crlf -connect $Host:$Port -starttls imap 2>&1 | grep "a OK Logged in"`
+if [ $? == 0 ]; then
+    echo "IMAP OK: $out"
+    exit $STATE_OK
+else
+    echo "IMAP CRITICAL: Can't login to IMAP server $Host:$Port"
+    exit $STATE_CRITICAL
+fi
+
+# If we ended down here, it's an unknown mystery
+exit $STATE_UNKNOWN