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define check_mk::agent::generate_sshkey (
# dir on the check-mk-server where the collected key pairs are stored
$keydir,
# user/group the key should be owned by on the check-mk-server
$keyuser = 'nagios',
$keygroup = 'nagios',
# dir on the check-mk-agent where the authorized_keys file is stored
$authdir,
# name of the authorized_keys file
$authfile = undef,
# dir on the puppetmaster where keys are stored
# FIXME: need a way to ensure this dir is setup on the puppetmaster correctly
#$ssh_key_basepath = "${common::moduledir::module_dir_path}/check_mk/keys",
# for now use a dir we know works
$ssh_key_basepath = '/etc/puppet/modules/check_mk/keys',
$sshuser = 'root',
$check_mk_tag = 'check_mk_sshkey'
){
# generate check-mk ssh keypair, stored on puppetmaster
$ssh_key_name = "${::fqdn}_id_rsa"
$ssh_keys = ssh_keygen("${ssh_key_basepath}/${ssh_key_name}")
$public = split($ssh_keys[1],' ')
$public_type = $public[0]
$public_key = $public[1]
$secret_key = $ssh_keys[0]
# if we're not root we need to use sudo
if $sshuser != 'root' {
$command = 'sudo /usr/bin/check_mk_agent'
} else {
$command = '/usr/bin/check_mk_agent'
}
# setup the public half of the key in authorized_keys on the agent
# and restrict it to running only the agent
sshd::ssh_authorized_key { $ssh_key_name:
type => 'ssh-rsa',
key => $public_key,
user => $sshuser,
target => "${authdir}/${authfile}",
override_builtin => true,
options => "command=\"${command}\"";
}
# resource collector for the private half of the keys, these end up on
# the check-mk-server host, and the user running check-mk needs access
@@file { "${keydir}/${ssh_key_name}":
content => $secret_key,
owner => $keyuser,
group => $keygroup,
mode => '0600',
tag => $check_mk_tag;
}
}
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