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.\" ========================================================================
.\"
.IX Title "IMAP_SSL_CERT 7"
.TH IMAP_SSL_CERT 7 2024-04-17 "perl v5.38.2" "User Contributed Perl Documentation"
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.SH NAME
imap_ssl_cert \- connects to an IMAP server using SSL and saves the server certificate into a .pem file
.SH SYNOPSIS
.IX Header "SYNOPSIS"
.Vb 3
\& imap_ssl_cert \-H imap.server.com > server_ca_file.pem
\& imap_ssl_cert \-?
\& imap_ssl_cert \-\-help
.Ve
.SH DEPENDENCIES
.IX Header "DEPENDENCIES"
This utility requires the following perl modules to be installed:
.PP
Getopt::Long
Mail::IMAPClient
IO::Socket::SSL
Net::SSLeay
.SH OPTIONS
.IX Header "OPTIONS"
.IP "\-\-timeout <seconds>" 4
.IX Item "--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>
.IP "\-\-hostname <server>" 4
.IX Item "--hostname <server>"
Address or name of the IMAP server. Examples: mail.server.com, localhost, 192.168.1.100
Also known as: \-H <server>
.IP "\-\-port <number>" 4
.IX Item "--port <number>"
Service port on the IMAP server. Default is 143. If you use SSL, default is 993.
Also known as: \-p <number>
.IP \-\-verbose 4
.IX Item "--verbose"
Display additional information. Useful for troubleshooting.
.Sp
Also known as: \-v
.IP \-\-version 4
.IX Item "--version"
Display plugin version and exit.
Also known as: \-V
.IP \-\-help 4
.IX Item "--help"
Display this documentation and exit.
Also known as: \-h
.IP \-\-usage 4
.IX Item "--usage"
Display a short usage instruction and exit.
.SH EXAMPLES
.IX Header "EXAMPLES"
.SS "Print the server's SSL certificate chain"
.IX Subsection "Print the server's SSL certificate chain"
.Vb 2
\& $ 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
.Ve
.SH "SEE ALSO"
.IX Header "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
.SH CHANGES
.IX Header "CHANGES"
.Vb 2
\& Fri Nov 11 03:38:13 AST 2011
\& + version 0.1
.Ve
.SH AUTHOR
.IX Header "AUTHOR"
Jonathan Buhacoff <jonathan@buhacoff.net>
.SH "COPYRIGHT AND LICENSE"
.IX Header "COPYRIGHT AND LICENSE"
.Vb 1
\& 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
.Ve