Added: Dovecot listener files

10_dovecot_compress.pl
20_dovecot_connections.pl
30_dovecot_namespace.pl
40_dovecot_pfs.pl
50_dovecot_plaintext.pl

contrib/Listeners/Dovecot/10_dovecot_compress.pl

@@ -0,0 +1,54 @@
+# i-MSCP Listener::Dovecot::Compress listener file
+# Copyright (C) 2015-2016 Rene Schuster <mail@reneschuster.de>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+
+#
+## i-MSCP listener file for activating the dovecot compress plugin, to reduce
+## the bandwidth usage of IMAP and to also compress the stored mails
+## For more information please check:
+##   http://wiki2.dovecot.org/Plugins/Compress
+##   http://wiki2.dovecot.org/Plugins/Zlib
+#
+
+package Listener::Dovecot::Compress;
+
+use strict;
+use warnings;
+use iMSCP::EventManager;
+
+iMSCP::EventManager->getInstance()->register('beforePoBuildConf', sub {
+	my ($cfgTpl, $tplName) = @_;
+
+        my $cfgSnippet = <<EOF;
+	# BEGIN Listener::Dovecot::Compress
+	zlib_save = gz
+	zlib_save_level = 6
+	# END Listener::Dovecot::Compress
+EOF
+
+	if (index($tplName, 'dovecot.conf') != -1) {
+		# Enable zlib plugin globally for reading/writing
+		$$cfgTpl =~ s/^(mail_plugins\s+=.*)/$1 zlib/m;
+		$$cfgTpl =~ s/^(protocol\simap\s+\{.*?mail_plugins.*?$)/$1 imap_zlib/sm;
+		# Enable these only if you want compression while saving
+		$$cfgTpl =~ s/^(plugin\s+\{.*?)(\})/$1$cfgSnippet$2/sm;
+	}
+
+	0;
+});
+
+1;
+__END__

contrib/Listeners/Dovecot/20_dovecot_connections.pl

@@ -0,0 +1,44 @@
+# i-MSCP Listener::Dovecot::Connections listener file
+# Copyright (C) 2015-2016 Rene Schuster <mail@reneschuster.de>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+
+#
+## i-MSCP listener file to increase the mail_max_userip_connections
+#
+
+package Listener::Dovecot::Connections;
+
+use strict;
+use warnings;
+use iMSCP::EventManager;
+
+
+iMSCP::EventManager->getInstance()->register('beforePoBuildConf', sub {
+	my ($cfgTpl, $tplName) = @_;
+
+        my $cfgSnippet = <<EOF;
+# BEGIN Listener::Dovecot::Connections
+mail_max_userip_connections = 50
+# END Listener::Dovecot::Connections
+EOF
+
+	$$cfgTpl .= "\n$cfgSnippet" if index($tplName, 'dovecot.conf') != -1;
+
+	0;
+});
+
+1;
+__END__

contrib/Listeners/Dovecot/30_dovecot_namespace.pl

@@ -0,0 +1,56 @@
+# i-MSCP Listener::Dovecot::Namespace listener file
+# Copyright (C) 2015-2016 Rene Schuster <mail@reneschuster.de>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+
+#
+## i-MSCP listener file that creates the INBOX. as a compatibility name, 
+## so old clients can continue using it while new clients will use the 
+## empty prefix namespace.
+#	
+
+package Listener::Dovecot::Namespace;
+
+use strict;
+use warnings;
+use iMSCP::EventManager;
+
+iMSCP::EventManager->getInstance()->register('beforePoBuildConf', sub {
+	my ($cfgTpl, $tplName) = @_;
+
+	my $cfgSnippet = <<EOF;
+# BEGIN Listener::Dovecot::Namespace
+namespace compat {
+	separator = .
+	prefix = INBOX.
+	inbox = no
+	hidden = yes
+	list = no
+	alias_for =
+}
+# END Listener::Dovecot::Namespace
+EOF
+
+	if(index($tplName, 'dovecot.conf') != -1) {
+		$$cfgTpl =~ s/(separator\s+=\s+)\./$1\//;
+		$$cfgTpl =~ s/(prefix\s+=\s+)INBOX\./$1/;
+		$$cfgTpl =~ s/^(namespace\s+inbox\s+\{.*?^\}\n)/$1\n$cfgSnippet/sm;
+	}
+
+	0;
+});
+
+1;
+__END__

contrib/Listeners/Dovecot/40_dovecot_pfs.pl

@@ -0,0 +1,43 @@
+# i-MSCP Listener::Dovecot::PFS listener file
+# Copyright (C) 2016 Rene Schuster <mail@reneschuster.de>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+
+#
+## i-MSCP listener file to activate the Perfect Forward Secrecy logging
+#
+
+package Listener::Dovecot::PFS;
+
+use strict;
+use warnings;
+use iMSCP::EventManager;
+
+iMSCP::EventManager->getInstance()->register('beforePoBuildConf', sub {
+        my ($cfgTpl, $tplName) = @_;
+
+        my $cfgSnippet = <<EOF;
+# BEGIN Listener::Dovecot::PFS
+login_log_format_elements = user=<%u> method=%m rip=%r lip=%l mpid=%e %c %k session=<%{session}>
+# END Listener::Dovecot::PFS
+EOF
+
+        $$cfgTpl .= "\n$cfgSnippet" if index($tplName, 'dovecot.conf') != -1;
+
+        0;
+});
+
+1;
+__END__

contrib/Listeners/Dovecot/50_dovecot_plaintext.pl

@@ -0,0 +1,42 @@
+# i-MSCP Listener::Dovecot::Plaintext listener file
+# Copyright (C) 2015-2016 Rene Schuster <mail@reneschuster.de>
+#
+# This library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+# This library 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this library; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+
+#
+## i-MSCP listener file to disable plaintext logins and force tls.
+## Also remove the authentication mechanisms cram-md5 and digest-md5
+## which won't be supported anymore in i-MSCP 1.3
+#
+
+package Listener::Dovecot::Plaintext;
+
+use strict;
+use warnings;
+use iMSCP::EventManager;
+
+iMSCP::EventManager->getInstance()->register('beforePoBuildConf', sub {
+	my ($cfgTpl, $tplName) = @_;
+
+	if (index($tplName, 'dovecot.conf') != -1) {
+		$$cfgTpl =~ s/\s+cram-md5\s+digest-md5//;
+		$$cfgTpl =~ s/^(disable_plaintext_auth\s+=\s+).*/$1yes/m;
+	}
+
+	0;
+});
+
+1;
+__END__

contrib/Listeners/README.md

@@ -23,6 +23,33 @@ Listener file that allows to override Apache2 ServerAlias directive value.
 
 Listener file that allows to change the domain redirect type in customer's vhost files from 302 to 301.
 
+## Dovecot listeners
+
+### 10_dovecot_compress.pl
+
+Listener file for activating the dovecot compress plugin, to reduce the bandwidth usage of IMAP and to also compress
+the stored mails. For more information please check: 
+http://wiki2.dovecot.org/Plugins/Compress
+http://wiki2.dovecot.org/Plugins/Zlib
+
+### 20_dovecot_connections.pl
+
+Listener file to increase the mail_max_userip_connections
+
+### 30_dovecot_namespace.pl
+
+Listener file that creates the INBOX. as a compatibility name, so old clients can continue using it while new clients 
+will use the empty prefix namespace.
+
+### 40_dovecot_pfs.pl
+
+Listener file to activate the Perfect Forward Secrecy logging
+
+### 50_dovecot_plaintext.pl
+
+Listener file to disable plaintext logins and force tls.
+Also remove the authentication mechanisms cram-md5 and digest-md5 which won't be supported anymore in i-MSCP 1.3
+
 ## Named listeners
 
 ### 10_bind9_localnets.pl