Class: Puppet::Provider::Scontrol

Inherits:
Puppet::Provider
  • Object
show all
Defined in:
lib/puppet/provider/scontrol.rb

Overview

scontrol provider parent class

Class Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Class Attribute Details

.install_prefix ⇒ Object

Returns the value of attribute install_prefix.



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# File 'lib/puppet/provider/scontrol.rb', line 7

def install_prefix
  @install_prefix
end

Class Method Details

.convert_scontrol_key(key) ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 95

def self.convert_scontrol_key(key)
  if key =~ %r{^[A-Z]+$}
    return key.downcase
  end
  key.gsub(%r{([a-z])([A-Z])}, '\1_\2').downcase
end

.hash_colon_properties ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 65

def self.hash_colon_properties
  []
end

.parse_value(property, raw_value) ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 122

def self.parse_value(property, raw_value)
  Puppet.debug("parse_value: property=#{property} raw_value(#{raw_value.class})=#{raw_value}")
  if absent_values.key?(property)
    Puppet.debug("parse_value: absent_values found: #{(raw_value == absent_values[property])}")
    if raw_value == absent_values[property]
      return :absent
    end
  end
  if raw_value == '(null)'
    return :absent
  end
  if array_properties.include?(property)
    value = if raw_value.include?(',')
              raw_value.split(',')
            elsif raw_value == ''
              :absent
            else
              Array(raw_value)
            end
  elsif hash_colon_properties.include?(property)
    value = {}
    values = raw_value.split(',')
    values.each do |rv|
      kvs = rv.split(':')
      value[kvs[0]] = if kvs.size == 1
                        '1'
                      else
                        kvs[1]
                      end
    end
  elsif raw_value.include?('=')
    value = {}
    raw_value.split(',').each do |i|
      k, v = i.split('=')
      if v.to_s[-1] == 'M'
        v.chop!
      end
      value[k] = v.to_s
    end
  elsif raw_value.include?(',')
    value = raw_value.split(',')
  else
    value = raw_value
  end
  value
end

.scontrol(args, env) ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 10

def self.scontrol(args, env)
  scontrol_path = nil
  unless @install_prefix.nil?
    scontrol_path = File.join(@install_prefix, 'bin', 'scontrol')
  end
  if scontrol_path.nil?
    scontrol_path = which('scontrol')
    Puppet.debug("Used which to find scontrol: path=#{scontrol_path}")
  end
  if scontrol_path.nil?
    [
      '/bin',
      '/usr/bin',
      '/usr/local/bin',
    ].each do |dir|
      path = File.join(dir, 'scontrol')
      next unless File.exist?(path)
      scontrol_path = path
      Puppet.debug("Used static search to find scontrol: path=#{scontrol_path}")
      break
    end
  end
  raise Puppet::Error, 'Unable to find scontrol executable' if scontrol_path.nil?
  cmd = [scontrol_path] + args
  ret = execute(cmd, custom_environment: env, failonfail: true, combine: true)
  return ret
rescue Puppet::Error => e
  Puppet.err("Failed to run scontrol command: #{e}")
  raise
end

.scontrol_list ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 102

def self.scontrol_list
  args = ['show']
  args << scontrol_resource
  args << '--oneliner'
  scontrol(args, {})
rescue Puppet::Error => e
  Puppet.err("Unable to show #{scontrol_resource} resources: #{e}")
  return ''
end

.scontrol_name_key ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 84

def self.scontrol_name_key
  case resource_type.to_s
  when 'Puppet::Type::Slurm_reservation'
    'Reservation'
  end
end

.scontrol_resource ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 73

def self.scontrol_resource
  case resource_type.to_s
  when 'Puppet::Type::Slurm_reservation'
    'reservation'
  end
end

.type_params ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 53

def self.type_params
  resource_type.parameters.reject { |p| [:name, :provider, ignore_params].flatten.include?(p) }.sort
end

.type_properties ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 45

def self.type_properties
  resource_type.validproperties.reject { |p| p == :ensure }.sort
end

Instance Method Details

#create ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 208

def create
  scontrol(['create', scontrol_resource, "#{scontrol_name_key}=#{@resource[:name]}", set_values(true)].flatten, custom_env)
  @property_hash[:ensure] = :present
end

#destroy ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 220

def destroy
  scontrol(['delete', "#{scontrol_name_key}=#{@resource[:name]}"].flatten, custom_env)
  @property_hash.clear
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/puppet/provider/scontrol.rb', line 204

def exists?
  @property_hash[:ensure] == :present
end

#flush ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 213

def flush
  unless @property_flush.empty?
    scontrol(['update', "#{scontrol_name_key}=#{@resource[:name]}", set_values(false)].flatten, custom_env)
  end
  @property_hash = resource.to_hash
end

#hash_colon_properties ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 69

def hash_colon_properties
  self.class.hash_colon_properties
end

#scontrol(*args) ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 41

def scontrol(*args)
  self.class.scontrol(*args)
end

#scontrol_name_key ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 91

def scontrol_name_key
  self.class.scontrol_resource
end

#scontrol_resource ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 80

def scontrol_resource
  self.class.scontrol_resource
end

#scontrol_show(name) ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 112

def scontrol_show(name)
  args = ['show']
  args << "#{scontrol_name_key}=#{name}"
  args << '--oneliner'
  scontrol(args, custom_env)
rescue Puppet::Error => e
  Puppet.err("Unable to show #{scontrol_resource} #{name}: #{e}")
  return ''
end

#set_properties ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 61

def set_properties
  [type_params, type_properties].flatten
end

#set_values(create) ⇒ Object

rubocop:disable Style/AccessorMethodName



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# File 'lib/puppet/provider/scontrol.rb', line 169

def set_values(create) # rubocop:disable Style/AccessorMethodName
  result = []
  properties = if create
                 set_properties
               else
                 @property_flush.keys
               end
  properties.each do |property|
    value = if create
              resource[property]
            else
              @property_flush[property]
            end
    next if (value == :absent || value == [:absent]) && create
    next if value.nil?
    name = property.to_s.delete('_')
    if !create && (value == :absent || value == [:absent])
      value = set_absent_values[property] || ''
    elsif hash_colon_properties.include?(property)
      value = value.map { |k, _v| "#{k}:#{value}" }.join(',')
    elsif value.is_a?(Array)
      value = value.join(',')
    elsif value.is_a?(Hash)
      value = value.map { |k, v| "#{k}=#{v}" }.join(',')
    elsif value.is_a?(String)
      if value =~ %r{\s}
        value = "'#{value}'"
      end
    end
    result << "#{name}=#{value}"
  end

  result
end

#type_params ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 57

def type_params
  self.class.type_params
end

#type_properties ⇒ Object 



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# File 'lib/puppet/provider/scontrol.rb', line 49

def type_properties
  self.class.type_properties
end