Class: Exec::ClusterCreate

Inherits:
ExecutableCommand show all
Defined in:
lib/exec/cluster_create.rb

Overview

Allows the user to create a cluster

Instance Attribute Summary collapse

Attributes inherited from ExecutableCommand

#argv, #command_name, #logger, #options, #stderr, #stdin, #stdout, #values

Instance Method Summary collapse

Methods inherited from ExecutableCommand

#check_parameters, #create_logger, #run

Constructor Details

#initialize(argv, stdin, stdout, stderr, command_name) ⇒ ClusterCreate

Note:

Overrides default constructor by passing CustomCommandOption to super().

Default constructor of the class.



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# File 'lib/exec/cluster_create.rb', line 27

def initialize(argv, stdin, stdout, stderr, command_name)
  super(argv, stdin, stdout, stderr, command_name)
end

Instance Attribute Details

#network_address ⇒ Object (readonly)

Returns the value of attribute network_address.



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# File 'lib/exec/cluster_create.rb', line 20

def network_address
  @network_address
end

#vlan_id ⇒ Object (readonly)

Returns the value of attribute vlan_id.



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# File 'lib/exec/cluster_create.rb', line 21

def vlan_id
  @vlan_id
end

Instance Method Details

#exec ⇒ Object

The execution of the command.



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# File 'lib/exec/cluster_create.rb', line 46

def exec
  @logger.info("Exec::ClusterCreate   Executing ClusterCreate")
  @logger.info("Exec::ClusterCreate   Create the vcluster '#{@values['cluster']}'...")
  Color::print_log("NONE", "Create the vcluster '#{@values['cluster']}'...", @stdout)

  default_cpu = 1024
  default_ram= "1g"

  cluster_name = @values['cluster']
  @network_address = values['address']
  address = @values['address'].split('/').first
  cidr = @values['address'].split('/').last
  if cidr == "8"
    network_mask="255.0.0.0"
  elsif cidr == "16"
    network_mask="255.255.0.0"
  else
    network_mask="255.255.255.0"
  end

  if @values['cpu_weight'].nil?
    cpu_weight = default_cpu
  else
    cpu_weight = @values['cpu_weight']
  end

  if @values['ram'].nil?
    ram = default_ram
  else
    ram = @values['ram']
  end

  unless @values['vlan_id'].nil?
    @vlan_id = values['vlan_id']
  end

  if @values['description'].nil?
    description = ""
  else
    description = @values['description']
  end

  output = ""
  cmd = Command::ClusterCreate.new(cluster_name, address, network_mask, cpu_weight, ram, @vlan_id, description)
  output += cmd.exec()

  cmd = Command::AmbariClusterCreate.new(cluster_name)
  cmd.exec()

  Color::echo_ok(@stdout)
  @stdout.print output
end

#set_options ⇒ Object (private)

Parse and check the parameters of the function.



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# File 'lib/exec/cluster_create.rb', line 34

def set_options
  @options.add_option("a", "address", "the adress Network and the cidr of the Cluster.", true, true, method(:check_network_address))
  @options.add_option("C", "cluster", "The name of the vcluster .", true, true, method(:check_cluster_name))
  @options.add_option("c", "cpu_weight", "CPU weight for each node in the virtual cluster .", false, true, method(:check_cpu_weight))
  @options.add_option("d", "description", "Description of the cluster (put quotes).", false, true)
  @options.add_option("i", "vlan_id", "Id VLAN.", false, true, method(:check_vlan_id))
  @options.add_option("r", "ram", "Min ram assigned for each node in the virtual cluster.", false, true, method(:check_ram_size))
end