Merge pull request DataDog#247 from haylix/master

Added cacti integration

Author: truthbk

manifests/integrations/cacti.pp

@@ -0,0 +1,32 @@
+# Class: datadog_agent::integrations::cacti
+#
+# This class will install the necessary configuration for the cacti integration
+#
+# Parameters:
+#   $host:
+#       The host cacti MySQL db is running on
+#   $user
+#       The cacti MySQL password 
+#   $password
+#       The cacti MySQL sb port.
+#   $path
+#       The path to the cacti rrd directory e.g. /var/lib/cacti/rra/
+#
+class datadog_agent::integrations::cacti(
+  $mysql_host = 'localhost',
+  $mysql_user = 'cacti',
+  $mysql_password = undef,
+  $rrd_path = '/var/lib/cacti/rra/',
+) inherits datadog_agent::params {
+  include datadog_agent
+
+  file { "${datadog_agent::params::conf_dir}/cacti.yaml":
+    ensure  => file,
+    owner   => $datadog_agent::params::dd_user,
+    group   => $datadog_agent::params::dd_group,
+    mode    => '0600',
+    content => template('datadog_agent/agent-conf.d/cacti.yaml.erb'),
+    require => Package[$datadog_agent::params::package_name],
+    notify  => Service[$datadog_agent::params::service_name]
+  }
+}

spec/classes/datadog_agent_integrations_cacti_spec.rb

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+require 'spec_helper'
+
+describe 'datadog_agent::integrations::cacti' do
+  let(:facts) {{
+    operatingsystem: 'Ubuntu',
+  }}
+  let(:conf_dir) { '/etc/dd-agent/conf.d' }
+  let(:dd_user) { 'dd-agent' }
+  let(:dd_group) { 'root' }
+  let(:dd_package) { 'datadog-agent' }
+  let(:dd_service) { 'datadog-agent' }
+  let(:conf_file) { "#{conf_dir}/cacti.yaml" }
+
+  context 'with default parameters' do
+    it { should compile }
+  end
+
+  context 'with parameters set' do
+    let(:params) {{
+      mysql_host: 'localhost',
+      mysql_user: 'foo',
+      mysql_password: 'bar',
+      rrd_path: 'path',
+    }}
+    it { should contain_file(conf_file).with_content(/mysql_host: localhost/) }
+    it { should contain_file(conf_file).with_content(/mysql_user: foo/) }
+    it { should contain_file(conf_file).with_content(/mysql_password: bar/) }
+    it { should contain_file(conf_file).with_content(/rrd_path: path/) }
+  end
+end

templates/agent-conf.d/cacti.yaml.erb

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+#
+# MANAGED BY PUPPET
+#
+
+init_config:
+
+instances:
+  - mysql_host: <%= @mysql_host %>
+    mysql_user: <%= @mysql_user %>
+    mysql_password: <%= @mysql_password %>
+    rrd_path: <%= @rrd_path %>
+