adamhjk (owner)

Revisions

gist: 192179 Download_button fork
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Public Clone URL: git://gist.github.com/192179.git
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server.rb #
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class Server
 
  require 'json'
  require 'nanite'
  require 'chef'
 
  @@servers  = Hash.new
  @@packages = Hash.new
  @@installed_packages = Hash.new
  @@job_data = Hash.new
  @@resources = Hash.new
  @@recipes = Hash.new
 
  def self.send_pkg_resource(server_name, pkg, action)
    resource = Chef::Resource::Package.new(pkg)
    resource.action(action)
    resource.provider(Chef::Provider::Package::Apt)
    payload = {
      :resource => resource 
    }
    @@job_data[server_name] ||= Hash.new
    @@job_data[server_name][pkg] = :running
    r = Nanite.mapper.request('/control/resource', payload, :target => @@servers[server_name]) do |response_full|
      response = response_full[@@servers[server_name]]
      @@job_data[server_name] ||= Hash.new
      if action == :install
        @@job_data[server_name][response[:resource].name] = :updated
        @@installed_packages[server_name][response[:resource].name] = 1
      else
        @@job_data[server_name][response[:resource].name] = :updated
        @@installed_packages[server_name].delete(response[:resource].name)
      end
    end
    @@job_data[server_name]
  end
 
  def self.resources(server_name)
    @@resources[server_name]
  end
 
  def self.job_data(server_name, pkg)
    @@job_data[server_name][pkg]
  end
 
  def self.wipe_job_data(server_name, pkg)
    if @@job_data.has_key?(server_name) && @@job_data[server_name].has_key?(pkg)
      @@job_data[server_name].delete(pkg) 
    end
  end
 
  def self.recipe_check(server_name, payload)
    @@job_data[server_name] ||= Hash.new
    @@job_data[server_name]['recipe'] = :running
    r = Nanite.mapper.request('/control/check_recipe', payload, :target => @@servers[server_name]) do |response_full|
      response = response_full[@@servers[server_name]]
      @@job_data[server_name] ||= Hash.new
      @@job_data[server_name]['recipe'] = :updated
      @@resources[server_name] = response 
    end
    @@job_data[server_name]
  end
 
  def self.recipe_run(server_name, payload)
    @@job_data[server_name] ||= Hash.new
    @@job_data[server_name]['recipe'] = :running
    r = Nanite.mapper.request('/control/recipe', payload, :target => @@servers[server_name]) do |response_full|
      response = response_full[@@servers[server_name]]
      @@job_data[server_name] ||= Hash.new
      @@job_data[server_name]['recipe'] = :updated
      @@resources[server_name] = response 
      Merb.logger.warn(response.inspect)
      response[:resources].each do |r|
        if r.action == 'install'
          @@installed_packages[server_name][r.name] = 1
        else
          @@installed_packages[server_name].delete(r.name)
        end
      end
    end
    @@job_data[server_name]
  end
 
  def self.install_package(server_name, pkg)
    self.send_pkg_resource(server_name, pkg, :install)
  end
 
  def self.uninstall_package(server_name, pkg)
    self.send_pkg_resource(server_name, pkg, :remove)
  end
 
  def self.list
    r = Nanite.mapper.request('/state/index', '[ "/hostname" ]', :selector => 'all') do |response|
      response.each do |k,v|
        v['/hostname'].gsub!(/"/, '')
        @@servers[v['/hostname']] = k 
      end
    end
  end
 
  def self.servers
    @@servers
  end
 
  def self.packages
    @@packages
  end
 
  def self.installed_packages
    @@installed_packages
  end
 
  def self.node_packages(name)
    packages = {}
    count = 0
    @@packages[name].sort.each do |k, v|
      packages[k] = v if count <= 100  
      count += 1
    end
    packages
  end
 
  def self.node_installed_packages(name)
    @@installed_packages[name]
    packages = {}
    count = 0
    @@installed_packages[name].sort.each do |k, v|
      packages[k] = v if count <= 100  
      count += 1
    end
    packages
  end
 
  def self.get_all_packages()
    @@servers.each_key do |server_name|
      Nanite.mapper.request('/state/packages_available', "", :target => @@servers[server_name]) do |response|
        response.each do |k,v|
          @@packages[server_name] = v 
        end
      end
    end
  end
 
  def self.get_all_packages_installed()
    @@servers.each_key do |server_name|
      Nanite.mapper.request('/state/packages_installed', "", :target => @@servers[server_name]) do |response|
        response.each do |k,v|
          @@installed_packages[server_name] = v 
        end
      end
    end
  end
 
 
end