Class: Receiver::CrowbarRestAPIConnector

Inherits:
RestApiConnector show all
Defined in:
lib/receiver/crowbar_rest_api_connector.rb

Overview

Class linking to the crowbar Rest API.

Author:

  • tnoguer

Instance Attribute Summary

Attributes inherited from RestApiConnector

#auth_type, #dest_ip, #dest_port, #timeout

Instance Method Summary collapse

Methods inherited from RestApiConnector

#get_message_html, #launch_request, #launch_request_mock

Constructor Details

#initialize(logger) ⇒ CrowbarRestAPIConnector

Constructor of CrowbarRestApiConnector.

Parameters:

  • logger —

    is the object that allow log all action and error , exception



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 18

def initialize(logger)
  file = File.new(File.dirname(__FILE__) + "/../../resources/cloudbox-server.conf", "r")
  json = file.read()
  conf = JSON.parse(json)
  super(conf["crowbar_server_ip"], conf["crowbar_server_port"], "DIGEST", conf["crowbar_user"], conf["crowbar_password"], 10000, logger)
  @logger.info("Receiver::CrowbarRestAPIConnector   initialize the parameters...")
end

Instance Method Details

#configure_proposal(vcluster_name, network, mask, vlan_id, cpu, ram, description) ⇒ Object

Set the configuration of proposal .

Parameters:

  • vcluster_name —

    the name of cluster

  • network —

    is network adress

  • mask —

    is the cidr of network adress

  • vlan_id —

    the value of VLANID

  • cpu —

    is the weight of cpu

  • ram —

    is the weight of ram memory

  • description —

    is description of cluster

Returns:

  • Boolean true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 36

def configure_proposal(vcluster_name, network, mask, vlan_id, cpu, ram, description)
  barclamp_name = "cb#{vcluster_name}"
  proposal_name = "default"

  begin
    res = launch_request("GET", "/crowbar/#{barclamp_name}/1.0/proposals/#{proposal_name}", "")
    json = res.body
  rescue
    raise Common::ConfigureProposalError.new("Retrieve the data on the proposal '#{proposal_name}' of the barclamp '#{barclamp_name}'.")
  end

  begin
    p = JSON.parse(json)
    p['attributes'][barclamp]['conf']['name']=name
    p['attributes'][barclamp]['network']['address']=network
    p['attributes'][barclamp]['network']['mask']=mask
    p['attributes'][barclamp]['network']['idvlan']=vlan_id
    p['attributes'][barclamp]['resources']['cpu']=cpu
    p['attributes'][barclamp]['resources']['ram']=ram
    p['attributes'][barclamp]['description']=description

    json = p.to_json
  rescue
    raise Common::ConfigureProposalError.new("Error to set attributes of the barclamp '#{barclamp}'.")
  end

  path = "/crowbar/#{barclamp_name}/1.0/proposals/#{proposal_name}"

  begin
    res = launch_request("POST", path, json)

    if res.code != "302"
      raise Common::ConfigureProposalError.new("Code error '#{res.code}' of launching request POST on '#{path}' with data '#{json}'.")
    end
  rescue
    raise Common::ConfigureProposalError.new("Code error '#{res.code}' of launching request POST on '#{path}' with data '#{json}'.")
  end
end

#create_proposal(barclamp_name, proposal_name) ⇒ Object

create a proposal for a barclamp

Parameters:

  • barclamp_name —

    the name of barclamp

  • proposal_name —

    the name of proposal

Returns:

  • Boolean true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 81

def create_proposal(barclamp_name, proposal_name)
  path = "/crowbar/#{barclamp_name}/1.0/proposals"
  data = "{\"id\":\"#{proposal_name.strip}\"}"

  begin
    res = launch_request("PUT", path.strip, data.strip)
    if res.code != "200"
      raise Common::CreateProposalError.new("Create the proposal '#{proposal_name}' on the barclamp '#{barclamp_name}'.")
    end
    return true
  rescue
    raise Common::CreateProposalError.new("Create the proposal '#{proposal_name}' on the barclamp '#{barclamp_name}'.")
  end
  return true
end

#delete_node_proposal(node_name) ⇒ Object

Delete node in the proposal

Parameters:

  • node_name —

    the name of node

Returns:

  • Boolean true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 102

def delete_node_proposal(node_name)
  dnode_name = nil
  hnode_name = nil

  if node_name[0, 1] == "d"
    dnode_name = node_name
    hnode_name = "h" + node_name[1..-1]
  else
    if node_name[0, 1] == "h"
      hnode_name = node_name
      dnode_name = "d" + node_name[1..-1]
    end
  end

  if dnode_name == nil && hnode_name == nil
    raise Common::DeleteNodeProposalError.new("The name of the name is not correct : '#{node_name}'.")
  end

  begin
    res = launch_request("GET", "/crowbar/barclamp/1.0/proposals/status", "")

    json = res.body
  rescue => e
    raise Common::DeleteNodeProposalError.new("Retrieve the list of barclamps and their status.")
  end

  p = JSON.parse(json)

  list_barclamps = Array.new
  if p['i18n'] != nil
    get_keys = p['i18n'].keys
    get_keys.each{|e|
      if p['i18n'][e]['proposal'] != nil
        proposal = p['i18n'][e]['proposal'].downcase
        barclamp = e
        list_barclamps << barclamp.gsub('_' + proposal, '')
      end
    }
  end

  list_barclamps.each{|barclamp|
    res = launch_request("GET", "/crowbar/#{barclamp}/1.0/proposals", "")

    if res.body != ""
      proposals = JSON.parse(res.body)

      if proposals.empty?
        puts "Warning: The barclamp '#{barclamp}' has no proposals!"
      else
        proposals.each { |proposal|
          #puts "Delete the node '#{node_name}' into the proposal '#{proposal}' of the barclamp '#{barclamp}'."
          path="/crowbar/#{barclamp}/1.0/proposals/#{proposal}"
          begin
            res = launch_request("GET", path, "")

            json = res.body
          rescue => e
            raise Common::DeleteNodeProposalError.new("Retrieve the data on the proposal '#{proposal}' of the barclamp '#{barclamp}'.")
          end

          #if $? != 0
          #  out="#{out}" + "Proposal '#{proposal}' of the barclamps '#{barclamp}' doesn't exists.\n"
          #else
            p = JSON.parse(json)

            attributes=p['attributes'][barclamp]
            deployment=p['deployment'][barclamp]

            if deployment['elements'] != nil
              get_keys = deployment['elements'].keys
              get_keys.each { |role|
                if deployment['elements'][role] != nil
                  deployment['elements'][role].each do |name|
                    if dnode_name == name
                      deployment['elements'][role].delete(dnode_name)
                    end
                    if hnode_name == name
                      deployment['elements'][role].delete(hnode_name)
                    end
                  end
                end
              }
            end

            if deployment['crowbar-committing'] != nil
              deployment['crowbar-committing'] = false
            end

            attributes = attributes.to_json.strip
            deployment = deployment.to_json.strip

            data_save = "barclamp=#{barclamp.strip}&name=#{proposal.strip}&proposal_attributes=#{attributes.strip}&proposal_deployment=#{deployment.strip}&submit=Save"
            data_apply = "barclamp=#{barclamp.strip}&name=#{proposal.strip}&proposal_attributes=#{attributes.strip}&proposal_deployment=#{deployment.strip}&submit=Apply"

            begin
              res = launch_request("POST", path, data_save)
              if res.code != "302"
                raise Common::DeleteNodeProposalError.new("Code error '#{res.code}' of launching request POST on '#{path}' with data '#{data_save}'.")
              end
            rescue => e
              puts "Error to Save : " + e.message
              raise Common::DeleteNodeProposalError.new("Error to Save : Code error '#{res.code}' of launching request POST on '#{path}' with data '#{data_save}'.")
            end
            res=nil
            if barclamp.strip =~ /^[c][b]+/ || barclamp.strip == "vcluster_core"
              begin
                path_post = "/crowbar/#{barclamp.strip}/1.0/proposals/#{proposal.strip}"

                res = launch_request("POST", path_post, data_apply)
                if res.code != "302"
                  raise Common::DeleteNodeProposalError.new("Code error '#{res.code}' of launching request POST on '#{path_post}' with data '#{data_apply}'.")
                end
              rescue => e
                raise Common::DeleteNodeProposalError.new("Error to Apply : Code error '#{res.code}' of launching request POST on '#{path_post}' with data '#{data_apply}'.")
              end
            end
          #end
        }
      end
    end
  }
end

#get_barclamps_list ⇒ Object

Get a list of barclamps

Returns:

  • list The list of barclamps

Raises:

  • (ArgumentError) —

    if an error occured while launching a request GET

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 230

def get_barclamps_list()
  begin
    res = launch_request("GET", "/crowbar/barclamp/1.0/proposals/status", "")

    json = res.body
  rescue => e
    raise Common::GetBarclampsListError.new("Retrieve the list of barclamps and their status.")
  end

  return JSON.parse(json)
end

#remove_nodes(vcluster_name) ⇒ Object

Remove node in proposal’s barclamp

Parameters:

  • vcluster_name —

    the name of barclamp

Returns:

  • boolean true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 247

def remove_nodes(vcluster_name)
  barclamp_name = "cb#{vcluster_name}"
  proposal_name = "default"

  path_get = "/crowbar/#{barclamp_name}/1.0/proposals/#{proposal_name}"
  path_post = "/crowbar/#{barclamp_name}/1.0/proposals/#{proposal_name}"

  begin
    res = launch_request("GET", path_get, "")
    json = res.body
  rescue => e
    raise Common::RemoveNodesError.new("Retrieve the data on the proposal '#{proposal_name}' of the barclamp '#{barclamp_name}'.")
  end

  if res.code != "200"
    creation = true
    create_proposal(barclamp_name, proposal_name)

    begin
      res = launch_request("GET", path_get, "")
      json = res.body
    rescue => e
      raise Common::RemoveNodesError.new("The barclamp '#{barclamp_name}' don't exists.")
    end
  end

  begin
    p = JSON.parse(json)

    attributes=p['attributes'][barclamp_name]
    deployment=p['deployment'][barclamp_name]

    if deployment['elements'] != nil
      get_keys = deployment['elements'].keys
      get_keys.each { |role|
        deployment['elements'][role].each do |name|
          if name != nil
            deployment['elements'][role].delete(name)
          end
        end
      }
    end

    if deployment['crowbar-committing'] != nil
      deployment['crowbar-committing'] = false
    end

    attributes = attributes.to_json.strip
    deployment = deployment.to_json.strip

    data_save = "barclamp=#{barclamp_name}&name=#{proposal_name}&proposal_attributes=#{attributes}&proposal_deployment=#{deployment}&submit=Save"
  rescue => e
    raise Common::RemoveNodesError.new("Modify the body of the request.")
  end

  res=nil
  begin
    res = launch_request("POST", path_post, data_save)
    if res.code != "302"
      raise Common::RemoveNodesError.new("Code error '#{res.code}' of launching request POST on '#{path_post}' with data '#{data_save}'")
    end
  rescue => e
    raise Common::RemoveNodesError.new("Error to Save : " + e.message)
  end
end

#set_bios(node_name, bios_name) ⇒ Object

set bios name of node

Parameters:

  • node_name —

    the name of node

  • bios_name —

    the name of bios

Returns:

  • true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 319

def set_bios(node_name, bios_name)
  node = node_name.split(".")
  node = node[0]

  begin
    res = launch_request("POST", "/nodes/#{node_name}/update", "alias=#{node}&bios=#{bios_name}&submit=Save")
    if res.code != "302"
      raise Common::NodeSetBiosError.new("Code error '#{res.code}' of launching request POST on '/nodes/#{node_name}/update' with data 'alias=#{node}&bios=#{bios_name}&submit=Save'.")
    end
    return true
  rescue => e
    raise Common::NodeSetBiosError.new("Impossible to set the node '#{node_name}' with the bios '#{bios_name}'.")
  end
end

#set_bios_raid(node_name, bios_name, raid_name) ⇒ Object

set raid JbodOnly or Raid10 and set bios on node

Parameters:

  • node_name —

    the name of node

  • bios_name —

    the name of bios

  • raid_name —

    type of raid JbodOnly or Raid10

Returns:

  • true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 362

def set_bios_raid(node_name, bios_name, raid_name)
  node = node_name.split(".")
  node = node[0]

  begin
    res = launch_request("POST","/nodes/#{node_name}/update", "alias=#{node}&bios=#{bios_name}&raid=#{raid_name}&submit=Save")
    if res.code != "302"
      raise Common::NodeSetBiosRaidError.new("Code error '#{res.code}' of launching request POST on '/nodes/#{node_name}/update' with data 'alias=#{node}&bios=#{bios_name}&raid=#{raid_name}&submit=Save'")
    end
    return true
  rescue => e
    raise Common::NodeSetBiosRaidError.new("Impossible to set the node '#{node_name}' with the bios '#{bios_name}' and the raid '#{raid_name}'.")
  end
end

#set_raid(node_name, raid_name) ⇒ Object

set raid of node JbodOnly or Raid10

Parameters:

  • node_name —

    the name of node

  • raid_name —

    the name of raid JbodOnly or Raid10

Returns:

  • true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 340

def set_raid(node_name, raid_name)
  node = node_name.split(".")
  node = node[0]

  begin
    res = launch_request("POST","/nodes/#{node_name}/update", "alias=#{node}&raid=#{raid_name}&submit=Save")
    if res.code != "302"
      raise Common::NodeSetRaidError.new("Code error '#{res.code}' of launching request POST on '/nodes/#{node_name}/update' with data 'alias=#{node}&raid=#{raid_name}&submit=Save'.")
    end
    return true
  rescue => e
    raise Common::NodeSetRaidError.new("Impossible to set the node '#{node_name}' with the raid '#{raid_name}'.")
  end
end

#vcluster_delete(vcluster_name) ⇒ Object

Delete a vcluster

Parameters:

  • vcluster_name —

    The name of the vlcuster

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 381

def vcluster_delete(vcluster_name)
  # @todo
end

#vcluster_desallocate(vcluster_name) ⇒ Object

Desallocate a vcluster

Parameters:

  • vcluster_name —

    The name of the vlcuster

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 389

def vcluster_desallocate(vcluster_name)
  # @todo
end

#verify_committed_barclamp(barclamp_name, list_machines) ⇒ Object

Verify a barclamp is commited with a good node

Parameters:

  • barclamp_name —

    the name of barclamp

  • list_machines —

    the list of node

Returns:

  • true is successful and false if error

Author:

  • mbretaud



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# File 'lib/receiver/crowbar_rest_api_connector.rb', line 400

def verify_committed_barclamp(barclamp_name, list_machines)
  proposal_name = "default"
  role="#{barclamp_name}-server"

  path_get = "/crowbar/#{barclamp_name}/1.0/proposals/#{proposal_name}"
  path_post = "/crowbar/#{barclamp_name}/1.0/proposals/#{proposal_name}"

  begin
    res = launch_request("GET", "/crowbar/barclamp/1.0/proposals/status", "")

    json = res.body
  rescue => e
    raise Common::VerifyCommittedBarclampError.new("GET the list of barclamps.")
  end

  p = JSON.parse(json)

  proposal_exists = false
  if p['i18n'] != nil
    get_keys = p['i18n'].keys
    get_keys.each{|e|
      if e.include? "#{barclamp_name.strip}"
        proposal_exists = true
      end
    }
  end

  if !proposal_exists
    creation = true
    if !create_proposal(barclamp_name, proposal_name)
      raise Common::VerifyCommittedBarclampError.new("The proposal '#{proposal_name}' could not be created on the barclamp '#{barclamp_name}'.")
    end
  end

  begin
    res = launch_request("GET", path_get, "")
    json = res.body
  rescue => e
    raise Common::VerifyCommittedBarclampError.new("Retrieve the data on the proposal '#{proposal_name}' of the barclamp '#{barclamp_name}'.")
  end

  begin
    p = JSON.parse(json)

    attributes=p['attributes'][barclamp_name]
    deployment=p['deployment'][barclamp_name]

    if creation
      deployment['elements'][role]=Array.new
    end

    list_machines_to_allocate = Array.new

    if deployment['elements'][role] != nil
      deployment['elements'][role].each{|machine_allocated|
        list_machines_to_allocate << machine_allocated
      }

      list_machines_to_allocate.each{|machine_allocated|
        deployment['elements'][role].delete(machine_allocated)
      }
    end

    list_machines.each do |machine|
      exists = false

      list_machines_to_allocate.each{|machine_allocated|
        if machine == machine_allocated
          exists = true
        end
      }

      if !exists
        list_machines_to_allocate << machine
      end
    end

    deployment['elements'][role] = Array.new
    deployment['elements'][role] = list_machines_to_allocate

    if deployment['crowbar-committing'] != nil
      deployment['crowbar-committing'] = false
    end

    attributes = attributes.to_json.strip
    deployment = deployment.to_json.strip

    data_save = "barclamp=#{barclamp_name.strip}&name=#{proposal_name.strip}&proposal_attributes=#{attributes.strip}&proposal_deployment=#{deployment.strip}&submit=Save"
    data_apply = "barclamp=#{barclamp_name.strip}&name=#{proposal_name.strip}&proposal_attributes=#{attributes.strip}&proposal_deployment=#{deployment.strip}&submit=Apply"

    path_post = "/crowbar/#{barclamp_name.strip}/1.0/proposals/#{proposal_name.strip}"
  rescue => e
    raise Common::VerifyCommittedBarclampError.new("Modify the body of the request.")
  end

  res=nil
  begin
    res = launch_request("POST", path_post, data_save)
    if res.code != "302"
      raise Common::VerifyCommittedBarclampError.new("Code error '#{res.code}' of launching request POST on '#{path_post}' with data '#{data_save}'.")
    end
  rescue => e
    raise Common::VerifyCommittedBarclampError.new("Launches of request POST on '#{path_post}' with data '#{data_save}' to Save.")
  end

  res=nil
  begin
    res = launch_request("POST", path_post, data_apply)
    if res.code != "302"
      raise Common::VerifyCommittedBarclampError.new("Code error '#{res.code}' of launching request POST on '#{path_post}' with data '#{data_apply}'.")
    end
  rescue => e
    raise Common::VerifyCommittedBarclampError.new("Launches of request POST on '#{path_post}' with data '#{data_save}' to Apply.")
  end

  return "Verify if the barclamp '#{barclamp_name}' is committed with the list of nodes...  [ OK ]\n"
end