Class: VagrantSubutai::Blueprint::VariablesController

Inherits:
Object
  • Object
show all
Defined in:
lib/vagrant-subutai/blueprint/variables_controller.rb

Constant Summary collapse

KEYS = 
{
  name:                  'name',
  description:           'description',
  containers:            'containers',
  hostname:              'hostname',
  template:              'template',
  size:                  'size',
  peer_criteria:         'peer-criteria',
  port_mapping:          'port-mapping',
  protocol:              'protocol',
  domain:                'domain',
  internal_port:         'internal-port',
  external_port:         'external-port',
  max_price:             'max-price',
  avg_cpu_load:          'avg-cpu-load',
  min_free_ram:          'min-free-ram',
  min_free_disk_space:   'min-free-disk-space',
  user_variables:        'user-variables',
  type:                  'type',
  default:               'default',
  validation:            'validation',
  ansible_configuration: 'ansible-configuration',
  extra_vars:            'extra-vars',
  key:                   'key',
  value:                 'value',
  source_url:            'source-url',
  ansible_playbook:      'ansible-playbook',
  groups:                'groups',
  hostnames:             'hostnames'
}.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(available_ram, available_disk, mode) ⇒ VariablesController

Returns a new instance of VariablesController.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 48

def initialize(available_ram, available_disk, mode)
  @required_ram   = 0
  @required_disk  = 0
  @available_ram  = available_ram
  @available_disk = available_disk
  @mode = mode

  begin
    @json = JSON.parse(File.read("#{Dir.pwd}/#{Configs::Blueprint::FILE_NAME}"))
  rescue => e
    Put.error e
    exit!
  end
end

Instance Attribute Details

#available_disk ⇒ Object

Returns the value of attribute available_disk.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def available_disk
  @available_disk
end

#available_ram ⇒ Object

Returns the value of attribute available_ram.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def available_ram
  @available_ram
end

#cookies ⇒ Object

Returns the value of attribute cookies.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def cookies
  @cookies
end

#json ⇒ Object

Returns the value of attribute json.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def json
  @json
end

#mode ⇒ Object

Returns the value of attribute mode.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def mode
  @mode
end

#required_disk ⇒ Object

Returns the value of attribute required_disk.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def required_disk
  @required_disk
end

#required_ram ⇒ Object

Returns the value of attribute required_ram.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def required_ram
  @required_ram
end

#variables ⇒ Object

Returns the value of attribute variables.



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 7

def variables
  @variables
end

Instance Method Details

#ansible ⇒ Object 



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 165

def ansible

  if has_ansible?
    ansible = VagrantSubutai::Models::Ansible.new
    ansible_configuration = @json[KEYS[:ansible_configuration]]

    ansible.ansible_playbook = ansible_configuration[KEYS[:ansible_playbook]]
    ansible.source_url = ansible_configuration[KEYS[:source_url]]
    ansible.extra_vars = []
    ansible.groups = []

    ansible_configuration[KEYS[:groups]].each do |group|
      temp = group
      hostnames = []

      group[KEYS[:hostnames]].each do |hostname|
        hostnames << value(hostname)
      end
      temp[KEYS[:hostnames]] = hostnames
      ansible.groups << temp
    end

    if ansible_configuration.key?(KEYS[:extra_vars])
      ansible_configuration[KEYS[:extra_vars]].each do |obj|
        hash = {}
        hash[obj[KEYS[:key]]] = value(obj[KEYS[:value]])
        ansible.extra_vars << hash
      end
    end

    ansible
  end
end

#bazaar_params(variables) ⇒ Object 



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 386

def bazaar_params(variables)
  variables.each do |variable|
    Put.info variable['label']
  end
end

#check_quota?(resource) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 122

def check_quota?(resource)
  resource = JSON.parse(resource)

  @free_ram = resource['RAM']['free'].to_f / 1073741824                                       # convert bytes to gb
  @free_disk = (resource['Disk']['total'].to_f - resource['Disk']['used'].to_f) / 1073741824  # convert bytes to gb

  @free_ram = @free_ram.round(3)
  @free_disk = @free_disk.round(2)

  check_required_quota

  if @free_ram >= @required_ram && @free_disk >= @required_disk
    true
  else
    Put.warn "\nNo available resources on the Peer Os\n"
    Put.info "--------------------------------------------------------------------"
    if @free_ram >= @required_ram
      Put.info "RAM:  available = #{@free_ram} gb, required minimum = #{@required_ram} gb"
    else
      Put.error "RAM:  available = #{@free_ram} gb, required minimum = #{@required_ram} gb"
    end

    Put.info "--------------------------------------------------------------------"

    if @free_disk >= @required_disk
      Put.info "DISK:  available = #{@free_disk} gb, required minimum = #{@required_disk} gb"
    else
      Put.error "DISK:  available = #{@free_disk} gb, required minimum = #{@required_disk} gb"
    end
    Put.info "--------------------------------------------------------------------"

    false
  end
end

#check_required_quota ⇒ Object

This counts how mach quota(ram, disk) required for building environment from the Peer Os



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 100

def check_required_quota
  if @json.key?(KEYS[:user_variables])
    user_variables = @json[KEYS[:user_variables]]
    keys = user_variables.keys

    keys.each do |key|
      if user_variables[key][KEYS[:type]] == 'enum' && Configs::Blueprint::CONTAINER_SIZES.include?(user_variables[key][KEYS[:default]])
        @required_ram  += (VagrantSubutai::Configs::Quota::RESOURCE[(user_variables[key][KEYS[:default]]).strip.to_sym][:RAM])
        @required_disk += (VagrantSubutai::Configs::Quota::RESOURCE[(user_variables[key][KEYS[:default]]).strip.to_sym][:DISK])
      end
    end

    @required_ram  += VagrantSubutai::Configs::Quota::RESOURCE[:TINY][:RAM] if @json.key?(KEYS[:ansible_configuration])  # default ansible container ram
    @required_disk += VagrantSubutai::Configs::Quota::RESOURCE[:TINY][:DISK] if @json.key?(KEYS[:ansible_configuration]) # default ansible container disk
  else
    @json[KEYS[:containers]].each do |container|
      @required_ram  += (VagrantSubutai::Configs::Quota::RESOURCE[(container[KEYS[:size]]).to_sym][:RAM])
      @required_disk += (VagrantSubutai::Configs::Quota::RESOURCE[(container[KEYS[:size]]).to_sym][:DISK])
    end
  end
end

#containers ⇒ Object

Containers

Returns:

  • Container Models



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 269

def containers
  arr = []

  @json[KEYS[:containers]].each do |container|
    cont = VagrantSubutai::Models::Container.new

    cont.hostname = value(container[KEYS[:hostname]])
    cont.container_size = value(container[KEYS[:size]])
    cont.template = container[KEYS[:template]]
    cont.peer_criteria = container[KEYS[:peer_criteria]]
    cont.port_mapping = container[KEYS[:port_mapping]]

    arr << cont
  end

  if @json.key?(KEYS[:ansible_configuration])
    cont = VagrantSubutai::Models::Container.new
    cont.ansible
    arr << cont
  end

  arr
end

#domain ⇒ Object

Domain

Returns:

  • Domain Model or nil



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 295

def domain
  @json[KEYS[:containers]].each do |container|
    if container.key?(KEYS[:port_mapping])
      container[KEYS[:port_mapping]].each do |port_map|
        if port_map[KEYS[:protocol]].downcase == 'http' || port_map[KEYS[:protocol]].downcase == 'tcp'
          domain = VagrantSubutai::Models::Domain.new

          domain.protocol = port_map[KEYS[:protocol]]
          domain.name = value(port_map[KEYS[:domain]])
          domain.internal_port = port_map[KEYS[:internal_port]]
          domain.external_port = port_map[KEYS[:external_port]]
          domain.container_hostname = value(container[KEYS[:hostname]])

          return domain
        end
      end
    end
  end

  nil
end

#environment ⇒ Object

Environment

Returns:

  • Environment model



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 260

def environment
  env = VagrantSubutai::Models::Environment.new
  env.name = value(@json[KEYS[:name]])
  env.containers = containers
  env
end

#get_input(variable_json) ⇒ Object

Gets input variable



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 319

def get_input(variable_json)
  if variable_json[KEYS[:type]] == 'enum'
    Put.info "\n#{variable_json[KEYS[:description]]} (Ex: #{variable_json[KEYS[:default]]}): "
    validations = variable_json[KEYS[:validation]].split(',')

    temp = nil
    validations.each_with_index do |validation, index|
      if Configs::Blueprint::CONTAINER_SIZES.include?(validation) && @available_ram >= Configs::Quota::RESOURCE[validation.strip.to_sym][:RAM] && @available_disk >= Configs::Quota::RESOURCE[validation.strip.to_sym][:DISK]
        Put.info "    #{index}. #{validation}"
        temp = index
      else
        Put.info "    #{index}. #{validation}"
        temp = index
      end
    end

    Put.info "\nChoose your container size between ( 0 to #{temp}): "
    input = STDIN.gets.strip.to_i
    validations[input]
  elsif mode == Configs::Blueprint::MODE::BAZAAR && variable_json[KEYS[:type]] == 'domain'
    Put.info "\n#Create a new domain: (Ex: YOUR_DOMAIN_NAME.envs.subutai.cloud)"
    reserve
  else
    Put.info "\n#{variable_json[KEYS[:description]]}: (Ex: #{variable_json[KEYS[:default]]})"

    STDIN.gets.strip
  end
end

#get_input_bazaar(variable) ⇒ Object 



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 392

def get_input_bazaar(variable)
  Put.info "\n#{variable['label']}"

  if variable['type'] == 'enum'
    arr = []
    arr = variable['acceptableValues'] if variable.key?('acceptableValues')
    temp = -1

    arr.each_with_index do |val, index|
      Put.info "     #{index}.  #{val}"
      temp = index
    end

    Put.info "\nChoose your container size between ( 0 to #{temp}): "
    input = STDIN.gets.strip.to_i
    arr[input]
  elsif variable['type'] == 'domain'
    arr = []
    arr = variable['acceptableValues'] if variable.key?('acceptableValues')
    temp = -1

    arr.each_with_index do |val, index|
      Put.info "     #{index}.  #{val}"
      temp = index
    end
    Put.info "     #{temp+1}.  Create a new domain: (Ex: YOUR_DOMAIN_NAME.envs.subutai.cloud)"

    Put.info "\nChoose options:  ( 0 to #{temp+1}) "
    input = STDIN.gets.strip.to_i

    if temp+1 == input
      Put.success "\nCreate a new domain: (Ex: YOUR_DOMAIN_NAME.envs.subutai.cloud)"
      reserve
    else
      Put.success "\n Chosen a domain: #{arr[input]}"
      arr[input]
    end
  else
    STDIN.gets.strip
  end
end

#has_ansible? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 157

def has_ansible?
  if @json.key?(KEYS[:ansible_configuration])
    true
  else
    false
  end
end

#is_variable?(var) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 250

def is_variable?(var)
  if (var =~ /\${(.*?)}/).nil?
    false
  else
    true
  end
end

#params(rh_id, peer_id) ⇒ Object 



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 199

def params(rh_id, peer_id)
  env = environment
  containers = env.containers

  hash = {}
  nodes = []

  if mode == Configs::Blueprint::MODE::PEER
    containers.each do |container|
      node = {}
      node['hostname'] = container.hostname
      node['quota'] = {'containerSize' => container.container_size}
      node['templateId'] = Rest::Bazaar.template_id(container.name, container.owner)
      node['resourceHostId'] = rh_id
      node['peerId'] = peer_id
      nodes << node
    end

    hash['name'] = env.name
    hash['sshKey'] = ""
    hash['nodes'] = nodes
  elsif mode == Configs::Blueprint::MODE::BAZAAR
    containers.each do |container|
      node = {}
      node['hostname'] = container.hostname
      node['quota'] = {'containerSize' => container.container_size}
      node['templateId'] = Rest::Bazaar.template_id(container.name, container.owner)
      node['resourceHostId'] = rh_id
      node['templateName'] = container.name
      node['peerId'] = peer_id
      nodes << node
    end

    hash['environmentName'] = env.name
    hash['exchangeSshKeys'] = true
    hash['registerHosts'] = true
    hash['nodes'] = nodes
  end


  hash
end

#reserve ⇒ Object 



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 348

def reserve
  begin
    @temp = STDIN.gets.strip
    @response = VagrantSubutai::Rest::Bazaar.reserve(@cookies, @temp)

    until @response.kind_of?(Net::HTTPOK)
      Put.warn "\n-------------------------------------------------------------------"
      Put.warn "Requested \"#{@temp}.envs.subutai.cloud\" sub-domain already exists"
      Put.warn '-------------------------------------------------------------------'

      Put.info "\n#Create a new domain: (Ex: YOUR_DOMAIN_NAME.envs.subutai.cloud)"
      @temp = STDIN.gets.strip
      @response = VagrantSubutai::Rest::Bazaar.reserve(@cookies, @temp)
    end

    res = VagrantSubutai::Rest::Bazaar.domains(@cookies)
    json = JSON.parse(res.body)

    json = json.find {|domain| domain['name'].split('.').first == @temp}

    Put.info "\n Created a new domain: #{json['name']}"

    json['name']
  rescue => e
    Put.error e
  end
end

#user_variables ⇒ Object

Gives Subutai.json user variables returns json object



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 65

def user_variables
  hash = {}

  if @json.key?(KEYS[:user_variables])
    conf_user_variables = SubutaiConfig.get(:USER_VARIABLES)

    if conf_user_variables.nil?
      conf_user_variables = {}
    else
      if conf_user_variables.kind_of?(String)
        begin
          conf_user_variables = JSON.parse(SubutaiConfig.get(:USER_VARIABLES))
        rescue JSON::ParserError => e
          Put.error e
          return
        end
      end
    end

    user_variables = @json[KEYS[:user_variables]]
    keys = user_variables.keys

    keys.each do |key|
      if conf_user_variables[key].nil?
        hash[key] = get_input(user_variables[key])
      else
        hash[key] = conf_user_variables[key]
      end
    end
  end

  @variables = hash
end

#validate ⇒ Object

Validates Subutai.json file



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 435

def validate
  scheme = Configs::Blueprint::SCHEME

  # Check keys
  @json.keys.each do |key|
    unless scheme.key?(key.to_sym)
      Put.error "Undefined key: \"#{key}\""
      return false
    end
  end

  scheme_container = scheme[:containers].first
  scheme_port_mapping = scheme_container[KEYS[:port_mapping].to_sym].first
  # Check container keys
  @json[KEYS[:containers]].each do |container|
    container.keys.each do |key|
      unless scheme_container.key?(key.to_sym)
        Put.error "Undefined key: \"#{key}\""
        return false
      end

      if key == KEYS[:size] && !is_variable?(container[KEYS[:size]])
        unless Configs::Blueprint::CONTAINER_SIZES.include?(container[KEYS[:size]])
          Put.error "Undefined container size: #{container[KEYS[:size]]}"
          return false
        end
      end

      if container.key?(KEYS[:port_mapping])
        container[KEYS[:port_mapping]].each do |port_map|
          port_map.keys.each do |key|
            unless scheme_port_mapping.key?(key.to_sym)
              Put.error "Undefined port-mapping key: #{key}"
              return false
            end
          end
        end
      end
    end
  end

  # Check ansible configuration
  if @json.key?(KEYS[:ansible_configuration])
    @json[KEYS[:ansible_configuration]].keys.each do |key|
      unless scheme[KEYS[:ansible_configuration].to_sym].key?(key.to_sym)
        Put.error "Undefined ansible-configuration key: #{key}"
        return false
      end
    end

    # check extra-vars
    if @json[KEYS[:ansible_configuration]].key?(KEYS[:extra_vars])
      unless @json[KEYS[:ansible_configuration]][KEYS[:extra_vars]].kind_of?(Array)
        Put.error "ansible-configuration extra-vals should be JSON array \"[]\""
        return false
      end

      @json[KEYS[:ansible_configuration]][KEYS[:extra_vars]].each do |extra_var|
        unless extra_var.key?(KEYS[:key])
          Put.error "ansible-configuration extra-vals has no \"key\" key"
          return false
        end

        unless extra_var.key?(KEYS[:value])
          Put.error "ansible-configuration extra-vals has no \"value\" key"
          return false
        end
      end
    end

    # check groups
    if @json[KEYS[:ansible_configuration]].key?(KEYS[:groups])
      unless @json[KEYS[:ansible_configuration]][KEYS[:groups]].kind_of?(Array)
        Put.error "groups should be JSON array"
        return false
      end

      @json[KEYS[:ansible_configuration]][KEYS[:groups]].each do |group|
        group.keys.each do |key|
          unless scheme[KEYS[:ansible_configuration].to_sym][KEYS[:groups].to_sym].first.key?(key.to_sym)
            Put.error "Undefined groups key: #{key}"
            return false
          end
        end
      end
    end
  end

  # check peer criteria
  @json[KEYS[:peer_criteria]].each do |peer_criteria|
    peer_criteria.keys.each do |key|
      unless scheme[KEYS[:peer_criteria].to_sym].first.key?(key.to_sym)
        Put.error "Undefined peer-criteria key: #{key}"
        return false
      end
    end
  end

  # check user-variables
  if @json.key?(KEYS[:user_variables])
    @json[KEYS[:user_variables]].keys.each do |key|
      user_variable = @json[KEYS[:user_variables]][key]
      user_variable.keys.each do |key|
        unless scheme[KEYS[:user_variables].to_sym][:any_name].key?(key.to_sym)
          Put.error "Undefined user-variables key: #{key}"
          return false
        end
      end
    end
  end

  true
end

#validate_variable(var, variable_json) ⇒ Object

Validate variable



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 378

def validate_variable(var, variable_json)
  if (var =~ /#{Regexp.quote(variable_json[KEYS[:validation]])}/).nil?
    false
  else
    true
  end
end

#value(variable) ⇒ Object 



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# File 'lib/vagrant-subutai/blueprint/variables_controller.rb', line 242

def value(variable)
  if is_variable?(variable)
    @variables[variable[/\${(.*?)}/, 1]]
  else
    variable
  end
end