Class: Kdeploy::Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/kdeploy/runner.rb

Instance Method Summary collapse

Constructor Details

#initialize(hosts, tasks, parallel: 5) ⇒ Runner

Returns a new instance of Runner.



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# File 'lib/kdeploy/runner.rb', line 7

def initialize(hosts, tasks, parallel: 5)
  @hosts = hosts
  @tasks = tasks
  @parallel = parallel
  @pool = Concurrent::FixedThreadPool.new(@parallel)
  @results = Concurrent::Hash.new
end

Instance Method Details

#run(task_name) ⇒ Object 



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# File 'lib/kdeploy/runner.rb', line 15

def run(task_name)
  task = @tasks[task_name]
  raise "Task not found: #{task_name}" unless task

  futures = @hosts.map do |name, config|
    Concurrent::Future.execute(executor: @pool) do
      executor = Executor.new(config)
      result = { status: :success, output: [] }

      task[:block].call.each do |command|
        case command[:type]
        when :run
          output = executor.execute(command[:command])
          result[:output] << { command: command[:command], output: output }
        when :upload
          executor.upload(command[:source], command[:destination])
          result[:output] << { command: "upload: #{command[:source]} -> #{command[:destination]}" }
        when :upload_template
          executor.upload_template(command[:source], command[:destination], command[:variables])
          result[:output] << { command: "upload_template: #{command[:source]} -> #{command[:destination]}" }
        end
      end

      @results[name] = result
    rescue StandardError => e
      @results[name] = { status: :failed, error: e.message }
    end
  end

  futures.each(&:wait)
  @results
ensure
  @pool.shutdown
end