Class: Eye::Config

Inherits:
Object
  • Object
show all
Defined in:
lib/eye/config.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(settings = {}, applications = {}) ⇒ Config

Returns a new instance of Config.



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# File 'lib/eye/config.rb', line 5

def initialize(settings = {}, applications = {})
  @settings = settings
  @applications = applications
end

Instance Attribute Details

#applications ⇒ Object (readonly)

Returns the value of attribute applications.



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# File 'lib/eye/config.rb', line 3

def applications
  @applications
end

#settings ⇒ Object (readonly)

Returns the value of attribute settings.



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# File 'lib/eye/config.rb', line 3

def settings
  @settings
end

Instance Method Details

#application_names ⇒ Object 



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# File 'lib/eye/config.rb', line 66

def application_names
  applications.keys
end

#delete_app(name) ⇒ Object 



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# File 'lib/eye/config.rb', line 70

def delete_app(name)
  applications.delete(name)
end

#delete_group(name) ⇒ Object 



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# File 'lib/eye/config.rb', line 74

def delete_group(name)
  applications.each do |app_name, app_cfg|
    app_cfg[:groups].delete(name)
  end
end

#delete_process(name) ⇒ Object 



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# File 'lib/eye/config.rb', line 80

def delete_process(name)
  applications.each do |app_name, app_cfg|
    app_cfg[:groups].each do |gr_name, gr_cfg|
      gr_cfg[:processes].delete(name)
    end
  end
end

#merge(other_config) ⇒ Object 



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# File 'lib/eye/config.rb', line 10

def merge(other_config)
  Eye::Config.new(@settings.merge(other_config.settings), @applications.merge(other_config.applications))
end

#merge!(other_config) ⇒ Object 



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# File 'lib/eye/config.rb', line 14

def merge!(other_config)
  @settings.merge!(other_config.settings)
  @applications.merge!(other_config.applications)
end

#processes ⇒ Object 



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# File 'lib/eye/config.rb', line 62

def processes
  applications.values.map{|e| (e[:groups] || {}).values.map{|c| (c[:processes] || {}).values} }.flatten
end

#to_h ⇒ Object 



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# File 'lib/eye/config.rb', line 19

def to_h
  {:settings => @settings, :applications => @applications}
end

#validate! ⇒ Object

raise an error if config wrong



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# File 'lib/eye/config.rb', line 24

def validate!
  all_processes = processes

  # Check blank pid_files
  no_pid_file = all_processes.select{|c| c[:pid_file].blank? }
  if no_pid_file.present?
    raise Eye::Dsl::Error, "blank pid_file for: #{no_pid_file.map{|c| c[:name]} * ', '}"
  end

  # Check dublicates of the full pid_file

  dubl_pids = all_processes.each_with_object(Hash.new(0)) do |o, h|
    ex_pid_file = Eye::System.normalized_file(o[:pid_file], o[:working_dir])
    h[ex_pid_file] += 1
  end
  dubl_pids = dubl_pids.select{|k,v| v>1}

  if dubl_pids.present?
    raise Eye::Dsl::Error, "dublicate pid_files: #{dubl_pids.inspect}"
  end

  # Check dublicates of the full_name
  dubl_names = all_processes.each_with_object(Hash.new(0)) do |o, h|
    full_name = "#{o[:application]}:#{o[:group]}:#{o[:name]}"
    h[full_name] += 1
  end
  dubl_names = dubl_names.select{|k,v| v>1}

  if dubl_names.present?
    raise Eye::Dsl::Error, "dublicate names: #{dubl_names.inspect}"
  end

  # validate processes with their own validate
  all_processes.each do |process_cfg|
    Eye::Process.validate process_cfg
  end
end