NAME¶
imap_ssl_cert - connects to an IMAP server using SSL and saves the server
certificate into a .pem file
SYNOPSIS¶
imap_ssl_cert -H imap.server.com > server_ca_file.pem
imap_ssl_cert -?
imap_ssl_cert --help
DEPENDENCIES¶
This utility requires the following perl modules to be installed:
Getopt::Long Mail::IMAPClient IO::Socket::SSL Net::SSLeay
OPTIONS¶
- --timeout <seconds>
- Abort with critical status if it takes longer than
<seconds> to connect to the IMAP server. Default is 60 seconds. The
difference between timeout and critical is that, with the default
settings, if it takes 45 seconds to connect to the server then the
connection will succeed but the plugin will return CRITICAL because it
took longer than 30 seconds. Also known as: -t <seconds>
- --hostname <server>
- Address or name of the IMAP server. Examples:
mail.server.com, localhost, 192.168.1.100 Also known as: -H
<server>
- --port <number>
- Service port on the IMAP server. Default is 143. If you use
SSL, default is 993. Also known as: -p <number>
- --verbose
- Display additional information. Useful for troubleshooting.
Also known as: -v
- --version
- Display plugin version and exit. Also known as: -V
- --help
- Display this documentation and exit. Also known as: -h
- --usage
- Display a short usage instruction and exit.
EXAMPLES¶
Print the server's SSL certificate chain¶
$ perl imap_ssl_cert.pl -H imap.server.com > ca_file.pem
$ cat ca_file.pem
-----BEGIN CERTIFICATE-----
MIID1zCCAr+gAwIBAgIQPr3bVk0SkuXygjxgA7EVGDANBgkqhkiG9w0BAQUFADA8
[...snip...]
0FF4warjskrfqaVtWeIV58LJheaM4cPJkc2M
-----END CERTIFICATE-----
$ openssl x509 -in ca_file.pem -text
SEE ALSO¶
http://en.wikipedia.org/wiki/X.509
http://en.wikipedia.org/wiki/Privacy_Enhanced_Mail
http://tools.ietf.org/html/rfc1422
http://search.cpan.org/~mikem/Net-SSLeay-1.42/lib/Net/SSLeay.pm
http://search.cpan.org/~plobbes/Mail-IMAPClient-3.29/lib/Mail/IMAPClient.pod
CHANGES¶
Fri Nov 11 03:38:13 AST 2011
+ version 0.1
AUTHOR¶
Jonathan Buhacoff <jonathan@buhacoff.net>
COPYRIGHT AND LICENSE¶
Copyright (C) 2011 Jonathan Buhacoff
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 3 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, see <http://www.gnu.org/licenses/>.
http://www.gnu.org/licenses/gpl.txt