default.rb

#
# Cookbook Name:: papertrail
# Recipe:: default
#
# Copyright 2011, Librato, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
##

return unless node['papertrail']['logger'] == "rsyslog"

syslogger = "rsyslog"

include_recipe "rsyslog"

package "rsyslog-gnutls" do
  action :install

  # Allow installation of rsyslog-gnutls from source
  not_if { File.exist?("/usr/lib/rsyslog/lmnsd_gtls.so") }
end

remote_file node['papertrail']['cert_file'] do
  source node['papertrail']['cert_url']
  mode "0444"
end

syslogdir = "/etc/rsyslog.d"

if node['papertrail']['watch_files'] && !node['papertrail']['watch_files'].empty?
  watch_file_array = []

  if node['papertrail']['watch_files'].respond_to?(:keys)

    require 'digest/sha1'

    node['papertrail']['watch_files'].each do |filename, tag|
      watch_file_array << {
        :filename => filename,
        :tag => tag
      }
    end

    # Sort to preserve order of the config
    watch_file_array = watch_file_array.sort { |a, b| a[:filename] <=> b[:filename] }

  elsif node['papertrail']['watch_files'].is_a?(Array)

    # Deprecate but retain backwards compatibility
    Chef::Log.info "DEPRECATION WARNING: Please convert this node's ['papertrail']['watch_files'] attribute from an Array to a Hash"
    Chef::Log.info "                     to allow use of override_attribtutes for addition of watch_files"

    watch_file_array = node['papertrail']['watch_files']
  end

  template "#{syslogdir}/60-watch-files.conf" do
    source "watch-files.conf.erb"
    owner "root"
    group "root"
    mode "0644"
    variables(:watch_files => watch_file_array)
    notifies :restart, "service[#{syslogger}]"
  end
end

hostname_name = node['papertrail']['hostname_name'].to_s
hostname_cmd  = node['papertrail']['hostname_cmd'].to_s

unless hostname_name.empty? && hostname_cmd.empty?
  node.set['papertrail']['fixhostname'] = true

  if !hostname_name.empty?
    name = hostname_name
  else
    cmd = Mixlib::ShellOut.new(hostname_cmd)
    cmd.run_command
    name = cmd.stdout.chomp
  end

  template "#{syslogdir}/61-fixhostnames.conf" do
    source "fixhostnames.conf.erb"
    owner "root"
    group "root"
    mode "0644"
    variables(:name => name)
    notifies :restart, "service[#{syslogger}]"
  end
end

template "#{syslogdir}/65-papertrail.conf" do
  source "papertrail.conf.erb"
  owner "root"
  group "root"
  mode "0644"
  variables(:cert_file => node['papertrail']['cert_file'],
            :host => node['papertrail']['remote_host'],
            :port => node['papertrail']['remote_port'],
            :fixhostname => node['papertrail']['fixhostname'])
  notifies :restart, "service[#{syslogger}]"
end