Class: ProvisionCmd

Inherits:
MofaCmd show all
Defined in:
lib/mofa/provision_cmd.rb

Instance Attribute Summary collapse

Attributes inherited from MofaCmd

#cookbook, #token

Instance Method Summary collapse

Methods inherited from MofaCmd

generate_token, #ssh_exec!

Constructor Details

#initialize(token, cookbook) ⇒ ProvisionCmd 



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# File 'lib/mofa/provision_cmd.rb', line 9

def initialize(token, cookbook)
  super(token, cookbook)
end

Instance Attribute Details

#attributes_map ⇒ Object

Returns the value of attribute attributes_map.



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# File 'lib/mofa/provision_cmd.rb', line 7

def attributes_map
  @attributes_map
end

#hostlist ⇒ Object

Returns the value of attribute hostlist.



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# File 'lib/mofa/provision_cmd.rb', line 5

def hostlist
  @hostlist
end

#runlist_map ⇒ Object

Returns the value of attribute runlist_map.



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# File 'lib/mofa/provision_cmd.rb', line 6

def runlist_map
  @runlist_map
end

Instance Method Details

#cleanup ⇒ Object 



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# File 'lib/mofa/provision_cmd.rb', line 37

def cleanup
  cookbook.cleanup
end

#execute ⇒ Object 



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# File 'lib/mofa/provision_cmd.rb', line 17

def execute
  cookbook.execute

  hostlist.retrieve
  runlist_map.generate
  attributes_map.generate

  puts "Runlist Map: #{runlist_map.mp.inspect}"
  puts "Attributes Map: #{attributes_map.mp.inspect}"
  puts "Hostlist before runlist filtering: #{hostlist.list.inspect}"

  hostlist.filter_by_runlist_map(runlist_map)

  puts "Hostlist after runlist filtering: #{hostlist.list.inspect}"

  exit_code = run_chef_solo_on_hosts

  exit_code
end

#prepare ⇒ Object 



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# File 'lib/mofa/provision_cmd.rb', line 13

def prepare
  cookbook.prepare
end

#run_chef_solo_on_hosts ⇒ Object

FIXME This Code is Copy’n’Pasted from the old mofa tooling. Only to make the MVP work in time!! This needs to be refactored ASAP.



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# File 'lib/mofa/provision_cmd.rb', line 45

def run_chef_solo_on_hosts
  time = Time.new
  puts
  puts 'Chef-Solo Run started at ' + time.strftime('%Y-%m-%d %H:%M:%S')
  puts "Will use ssh_user #{Mofa::Config.config['ssh_user']}, ssh_port #{Mofa::Config.config['ssh_port']} and ssh_key_file #{Mofa::Config.config['ssh_keyfile']}"
  at_least_one_chef_solo_run_failed = false
  chef_solo_runs = {}
  host_index = 0
  hostlist.list.each do |hostname|
    host_index = host_index + 1
    puts
    puts "----------------------------------------------------------------------"
    puts "Chef-Solo on Host #{hostname} (#{host_index}/#{hostlist.list.length.to_s})"
    puts "----------------------------------------------------------------------"
    chef_solo_runs.store(hostname, {})

    puts "Pinging host #{hostname}..."
    exit_status = system("ping -q -c 1 #{hostname} >/dev/null 2>&1")
    unless exit_status then
      puts "  --> Host #{hostname} is unavailable!"
      chef_solo_runs[hostname].store('status', 'UNAVAIL')
      chef_solo_runs[hostname].store('status_msg', "Host #{hostname} unreachable.")
    else
      puts "  --> Host #{hostname} is available."
      prerequesits_met = true
      # Create a temp working dir on the target host
      solo_dir = '/var/tmp/' + time.strftime('%Y-%m-%d_%H%M%S')
      Net::SSH.start(hostname, Mofa::Config.config['ssh_user'], :keys => [Mofa::Config.config['ssh_keyfile']], :port => Mofa::Config.config['ssh_port'], :verbose => :error) do |ssh|
        puts "Remotely creating solo_dir \"#{solo_dir}\" on host #{hostname}"
        # remotely create the temp folder
        out = ssh_exec!(ssh, "[ -d #{solo_dir} ] || mkdir #{solo_dir}")
        puts "ERROR (#{out[0]}): #{out[2]}" if out[0] != 0

        # remotely create a data_bags folder structure on the target host
        if File.directory?("#{cookbook.source_dir}/data_bags")
          Dir.entries("#{cookbook.source_dir}/data_bags").select { |f| !f.match(/^\.\.?$/) }.each do |data_bag|
            puts "Remotely creating data_bags dir \"#{solo_dir}/data_bags/#{data_bag}\""
            out = ssh_exec!(ssh, "[ -d #{solo_dir}/data_bags/#{data_bag} ] || mkdir -p #{solo_dir}/data_bags/#{data_bag}")
            puts "ERROR (#{out[0]}): #{out[2]}" if out[0] != 0
          end
        end
      end
    end

    # skip the rest if prerequesits are not met
    next unless prerequesits_met


    Net::SFTP.start(hostname, Mofa::Config.config['ssh_user'], :keys => [Mofa::Config.config['ssh_keyfile']], :port =>  Mofa::Config.config['ssh_port'], :verbose => :error) do |sftp|

      # remotely creating solo.rb
      puts "Remotely creating \"#{solo_dir}/solo.rb\""
      sftp.file.open("#{solo_dir}/solo.rb", "w") do |file|
        solo_rb = "      cookbook_path [ \"\#{solo_dir}/cookbooks\" ]\n      data_bag_path \"\#{solo_dir}/data_bags\"\n      log_level :info\n      log_location \"\#{solo_dir}/log\"\n      verify_api_cert true\n        EOF\n\n        file.write(solo_rb)\n      end\n\n      # remotely creating node.json\n      puts \"Remotely creating \\\"\#{solo_dir}/node.json\\\"\"\n      node_json = {}\n      node_json.store('run_list', runlist_map.mp[hostname])\n      attributes_map.mp[hostname].each do |key, value|\n        node_json.store(key, value)\n      end\n\n      sftp.file.open(\"\#{solo_dir}/node.json\", \"w\") do |file|\n        file.write(JSON.pretty_generate(node_json))\n      end\n\n      # remotely create data_bag items\n      if File.directory?(\"\#{cookbook.source_dir}/data_bags\")\n        Dir.entries(\"\#{cookbook.source_dir}/data_bags\").select { |f| !f.match(/^\\.\\.?$/) }.each do |data_bag|\n          Dir.entries(\"\#{cookbook.source_dir}/data_bags/\#{data_bag}\").select { |f| f.match(/\\.json$/) }.each do |data_bag_item|\n            puts \"Uploading data_bag_item \#{data_bag_item}... \"\n            sftp.upload!(\"\#{cookbook.source_dir}/data_bags/\#{data_bag}/\#{data_bag_item}\", \"\#{solo_dir}/data_bags/\#{data_bag}/\#{data_bag_item}\")\n            puts \"OK.\"\n          end\n        end\n      end\n\n      if cookbook.instance_of?(SourceCookbook)\n        puts \"Cookbook is a SourceCookbook! Uploading Snapshot Package \#{cookbook.pkg_name}... \"\n        sftp.upload!(\"\#{cookbook.pkg_dir}/\#{cookbook.pkg_name}\", \"\#{solo_dir}/\#{cookbook.pkg_name}\")\n        puts \"OK.\"\n      end\n\n      # Do it -> Execute the chef-solo run!\n      Net::SSH.start(hostname, Mofa::Config::config['ssh_user'], :keys => [Mofa::Config::config['ssh_keyfile']], :port =>  Mofa::Config.config['ssh_port'], :verbose => :error) do |ssh|\n\n        if cookbook.instance_of?(SourceCookbook)\n          puts \"Remotely unpacking Snapshot Package \#{cookbook.pkg_name}... \"\n          out = ssh_exec!(ssh, \"cd \#{solo_dir}; tar xvfz \#{cookbook.pkg_name}\")\n          if out[0] != 0\n            puts \"ERROR (\#{out[0]}): \#{out[2]}\"\n            puts out[1]\n          else\n            puts \"OK.\"\n          end\n        end\n\n        puts \"Remotely running chef-solo -c \#{solo_dir}/solo.rb -j \#{solo_dir}/node.json\"\n        out = ssh_exec!(ssh, \"sudo chef-solo -c \#{solo_dir}/solo.rb -j \#{solo_dir}/node.json\")\n        if out[0] != 0\n          puts \"ERROR (\#{out[0]}): \#{out[2]}\"\n          out = ssh_exec!(ssh, \"sudo cat \#{solo_dir}/log\")\n          puts \"ERROR (\#{out[0]}): \#{out[2]}\" if out[0] != 0\n          puts out[1]\n          chef_solo_runs[hostname].store('status', 'FAIL')\n          chef_solo_runs[hostname].store('status_msg', out[1])\n        else\n          unless Mofa::CLI::option_debug\n            out = ssh_exec!(ssh, \"sudo grep 'Chef Run' \#{solo_dir}/log\")\n            puts \"ERROR (\#{out[0]}): \#{out[2]}\" if out[0] != 0\n            puts \"Done.\"\n          else\n            out = ssh_exec!(ssh, \"sudo cat \#{solo_dir}/log\")\n            puts \"ERROR (\#{out[0]}): \#{out[2]}\" if out[0] != 0\n            puts out[1]\n          end\n          chef_solo_runs[hostname].store('status', 'SUCCESS')\n          chef_solo_runs[hostname].store('status_msg', '')\n        end\n        out = ssh_exec!(ssh, \"sudo chown -R \#{Mofa::Config.config['ssh_user']}.\#{Mofa::Config.config['ssh_user']} \#{solo_dir}\")\n        puts \"ERROR (\#{out[0]}): \#{out[2]}\" if out[0] != 0\n      end\n    end\n    at_least_one_chef_solo_run_failed = true if chef_solo_runs[hostname]['status'] == 'FAIL'\n  end\n\n  # ------- print out report\n  puts\n  puts \"----------------------------------------------------------------------\"\n  puts \"Chef-Solo Run REPORT\"\n  puts \"----------------------------------------------------------------------\"\n  puts \"Chef-Solo has been run on \#{chef_solo_runs.keys.length.to_s} hosts.\"\n\n  chef_solo_runs.each do |hostname, content|\n    status_msg = ''\n    status_msg = \"(\#{content['status_msg']})\" if content['status'] == 'FAIL'\n    puts \"\#{content['status']}: \#{hostname} \#{status_msg}\"\n  end\n\n  exit_code = 0\n  if at_least_one_chef_solo_run_failed\n    exit_code = 1\n  end\n\n  puts \"Exiting with exit code \#{exit_code}.\"\n  exit_code\n\nend\n"