Class: ChefRundeck

Inherits:
Sinatra::Base
  • Object
show all
Includes:
Chef::Mixin::XMLEscape
Defined in:
lib/chef-rundeck.rb

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Class Attribute Details

.api_url ⇒ Object

Returns the value of attribute api_url.



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# File 'lib/chef-rundeck.rb', line 45

def api_url
  @api_url
end

.cache_timeout ⇒ Object

Returns the value of attribute cache_timeout.



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# File 'lib/chef-rundeck.rb', line 48

def cache_timeout
  @cache_timeout
end

.client_key ⇒ Object

Returns the value of attribute client_key.



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# File 'lib/chef-rundeck.rb', line 46

def client_key
  @client_key
end

.config_file ⇒ Object

Returns the value of attribute config_file.



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# File 'lib/chef-rundeck.rb', line 42

def config_file
  @config_file
end

.partial_search ⇒ Object

Returns the value of attribute partial_search.



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# File 'lib/chef-rundeck.rb', line 49

def partial_search
  @partial_search
end

.project_config ⇒ Object

Returns the value of attribute project_config.



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# File 'lib/chef-rundeck.rb', line 47

def project_config
  @project_config
end

.username ⇒ Object

Returns the value of attribute username.



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# File 'lib/chef-rundeck.rb', line 43

def username
  @username
end

.web_ui_url ⇒ Object

Returns the value of attribute web_ui_url.



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# File 'lib/chef-rundeck.rb', line 44

def web_ui_url
  @web_ui_url
end

Class Method Details

.configure ⇒ Object 



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# File 'lib/chef-rundeck.rb', line 51

def configure
  Chef::Config.from_file(ChefRundeck.config_file)
  Chef::Log.level = Chef::Config[:log_level]

  unless ChefRundeck.api_url
    ChefRundeck.api_url = Chef::Config[:chef_server_url]
  end

  unless ChefRundeck.client_key
    ChefRundeck.client_key = Chef::Config[:client_key]
  end


  if (File.exists?(ChefRundeck.project_config)) then
    Chef::Log.info("Using JSON project file #{ChefRundeck.project_config}")
    projects = File.open(ChefRundeck.project_config, "r") { |f| JSON.parse(f.read) }
    projects.keys.each do | project |
      get "/#{project}" do
        content_type 'text/xml'
        Chef::Log.info("Loading nodes for /#{project}")
        # TODO: Validate project data before rendering the document?
        send_file build_project project, projects[project]['pattern'], (projects[project]['username'].nil? ? ChefRundeck.username : projects[project]['username']), (projects[project]['hostname'].nil? ? "fqdn" : projects[project]['hostname']), projects[project]['attributes']
      end
      cache_file = "#{Dir.tmpdir}/chef-rundeck-#{project}.xml"
      at_exit { File.delete(cache_file) if File.exist?(cache_file) }
    end
  end
  
  get '/' do
    content_type 'text/xml'
    Chef::Log.info("Loading all nodes for /")
    send_file build_project
  end
  
  cache_file = "#{Dir.tmpdir}/chef-rundeck-default.xml"
  at_exit { File.delete(cache_file) if File.exist?(cache_file) }
end

Instance Method Details

#build_project(project = "default", pattern = "*:*", username = ChefRundeck.username, hostname = "fqdn", custom_attributes = nil) ⇒ Object 



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# File 'lib/chef-rundeck.rb', line 90

def build_project (project="default", pattern="*:*", username=ChefRundeck.username, hostname="fqdn", custom_attributes=nil)
  response = nil
  begin

    # file is too new use it again
    if (File.exists?("#{Dir.tmpdir}/chef-rundeck-#{project}.xml") && (Time.now - File.atime("#{Dir.tmpdir}/chef-rundeck-#{project}.xml") < ChefRundeck.cache_timeout)) then 
      return "#{Dir.tmpdir}/chef-rundeck-#{project}.xml"
    end

    results = []
    if ChefRundeck.partial_search then
      keys = { 'name' => ['name'],
               'kernel_machine' => [ 'kernel', 'machine' ],
               'kernel_os' => [ 'kernel', 'os' ],
               'fqdn' => [ 'fqdn' ],
               'run_list' => [ 'run_list' ],
               'roles' => [ 'roles' ],
               'recipes' => [ 'recipes' ],
               'chef_environment' => [ 'chef_environment' ],
               'platform' => [ 'platform'],
               'platform_version' => [ 'platform_version' ],
               'tags' => [ 'tags' ],
               'hostname' => [hostname]
             }  
      if !custom_attributes.nil? then
        custom_attributes.each do |attr|
        attr_name = attr.gsub('.', '_')
        attr_value = attr.split('.')
        keys[attr_name] = attr_value
        end
      end
      # do search
      Chef::Log.info("partial search started (project: '#{project}')")
      results = partial_search(:node,pattern, :keys => keys)
      Chef::Log.info("partial search finshed (project: '#{project}', count: #{results.length})")
    else 
      q = Chef::Search::Query.new
      Chef::Log.info("search started (project: '#{project}')")
      results = q.search("node",pattern)[0]
      Chef::Log.info("search finshed (project: '#{project}', count: #{results.length})")
      results = convert_results(results, hostname, custom_attributes)
    end
    
    response = File.open("#{Dir.tmpdir}/chef-rundeck-#{project}.xml", 'w')
    response.write '<?xml version="1.0" encoding="UTF-8"?>'
    response.write '<!DOCTYPE project PUBLIC "-//DTO Labs Inc.//DTD Resources Document 1.0//EN" "project.dtd">'
    response.write '<project>'

    Chef::Log.info("building nodes (project: '#{project}')")
    failed = 0
    results.each do |node|
      begin
        # validate the node
        begin
          node_is_valid? node
        rescue ArgumentError => ae
          Chef::Log.warn("invalid node element: #{ae}")
          failed = failed + 1
          next
        end
        
        #write the node to the project
        response.write build_node(node, username, hostname, custom_attributes)
      rescue Exception => e
        Chef::Log.error("=== could not generate xml for #{node}:  #{e.message}")
        Chef::Log.debug(e.backtrace.join('\n'))
      end
    end
    Chef::Log.info("nodes complete (project: '#{project}', total: #{results.length - failed}, failed: #{failed})")
    
    response.write "</project>"
    Chef::Log.debug(response)
  ensure
    response.close unless response == nil
  end
  return response.path
end