Alertmanager configuration is not checked when installed from RPM

[roidelapluie]

puppet-prometheus/manifests/alertmanager.pp

Lines 175 to 206 in dc8af30

	if (( versioncmp($version, '0.10.0') >= 0 ) and ( $install_method == 'url' )) {
	# If version >= 0.10.0 then install amtool - Alertmanager validation tool
	file { "${bin_dir}/amtool":
	ensure => link,
	target => "/opt/${package_name}-${version}.${os}-${arch}/amtool",
	}
	if $manage_config {
	file { $config_file:
	ensure => file,
	owner => 'root',
	group => $group,
	mode => $config_mode,
	content => template('prometheus/alertmanager.yaml.erb'),
	notify => $_notify_service,
	require => File["${bin_dir}/amtool", $config_dir],
	validate_cmd => "${bin_dir}/amtool check-config --alertmanager.url='' %",
	}
	}
	} else {
	if $manage_config {
	file { $config_file:
	ensure => file,
	owner => 'root',
	group => $group,
	mode => $config_mode,
	content => template('prometheus/alertmanager.yaml.erb'),
	notify => $_notify_service,
	require => File[$config_dir],
	}
	}
	}

When the install method is not URL, amtool is not called. We should still call it, or at least have a flag to call the amtool command.