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Allowing to use cmd_timeout #6

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merged 3 commits into from
Mar 7, 2014
Merged

Allowing to use cmd_timeout #6

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79e339a
Allowing to use cmd_timeout
seocam Mar 6, 2014
e54bb8c
Not using --syn in rule
seocam Mar 6, 2014
a53f8b7
Fixing iptables path
seocam Mar 6, 2014
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1 change: 1 addition & 0 deletions manifests/init.pp
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,7 @@
$sequence_close = $knockd::params::sequence_close,
$port_to_manage = $knockd::params::port_to_manage,
$interface_to_manage = $knockd::params::interface_to_manage,
$command_timeout = $knockd::params::command_timeout,
) inherits knockd::params {
anchor {'knockd::start':}->
class {'knockd::package':}->
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1 change: 1 addition & 0 deletions manifests/params.pp
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Expand Up @@ -7,4 +7,5 @@
$port_to_manage = '22'
$interface_to_manage = 'eth0'
$service_default_config = '/etc/default/knockd'
$command_timeout = undef
}
11 changes: 11 additions & 0 deletions templates/knockd.conf.erb
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@@ -1,6 +1,16 @@
[options]
UseSyslog

<% if @command_timeout %>
[opencloseSSH]
sequence = <%= @sequence_open %>
seq_timeout = 15
tcpflags = syn
start_command = /sbin/iptables -A INPUT -s %IP% -p tcp --dport <%=@port_to_manage %> -j ACCEPT
cmd_timeout = <%= @command_timeout %>
stop_command = /sbin/iptables -D INPUT -s %IP% -p tcp --dport <%= @port_to_manage %> -j ACCEPT

<% else %>
[openSSH]
sequence = <%= @sequence_open %>
seq_timeout = 5
Expand All @@ -12,3 +22,4 @@
seq_timeout = 5
command = /sbin/iptables -D INPUT -s %IP% -p tcp --dport <%= @port_to_manage%> -j ACCEPT
tcpflags = syn
<% end %>