Class: Provider::ChefServer::Instance

Inherits:
Object
  • Object
show all
Defined in:
lib/providers/chefserver/instance.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ Instance

Returns a new instance of Instance.



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# File 'lib/providers/chefserver/instance.rb', line 5

def initialize(config)
  @access_key_id                                = config[:cloudprovider_access_key_id]
  @secret_access_key                            = config[:cloudprovider_secret_access_key]
  @name                                         = config[:name]
  @image                                        = config[:image]
  @security_groups                              = config[:security_groups]
  @ssh_user                                     = config[:ssh_user]
  @ssh_port                                     = config[:ssh_port]
  @identity_file                                = config[:identity_file]
  @aws_ssh_key_id                               = config[:aws_ssh_key_id]
  @environment                                  = config[:environment]
  @role                                         = config[:role]
  @roles                                        = "role[#{config[:role]}]"
  @flavor                                       = config[:flavor]
  @region                                       = config[:region]
  @availability_zone                            = config[:availability_zone]
  @verbose                                      = config[:verbose]
  Chef::Config[:knife][:image]                  = @image
  Chef::Config[:knife][:aws_ssh_key_id]         = @aws_ssh_key_id
  Chef::Config[:knife][:aws_access_key_id]      = @access_key_id
  Chef::Config[:knife][:aws_secret_access_key]  = @secret_access_key
  Chef::Config[:knife][:region]                 = @region
  Chef::Config[:knife][:availability_zone]      = @availability_zone
  Chef::Config[:knife][:log_level]              = @verbose
  @logger = Veronic::Deployer.new().logger
end

Instance Method Details

#bootstrap(recursive_count = 0) ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 52

def bootstrap(recursive_count=0)
  @logger.info "Bootstrapping ec2 server #{@name} ..."
  
  node = Chef::Knife::Ec2ServerCreate.new()

  node.config[:image]             = @image
  node.config[:flavor]            = @flavor
  node.config[:security_groups]   = @security_groups
  node.config[:ssh_user]          = @ssh_user
  node.config[:ssh_port]          = @ssh_port
  node.config[:chef_node_name]    = @name
  node.config[:identity_file]     = @identity_file
  node.config[:environment]       = @environment
  node.config[:log_level]         = @verbose
  node.config[:template_file]     = '/etc/veronic/bootstrap/lifted-chef.erb'

  @logger.info node.config
  begin
    node.run
  rescue => e
    @logger.info "Creation of #{@name} failed"
    @logger.info "Message: " + e.inspect
    @logger.info "Stacktrace:#{e.backtrace.map {|l| "  #{l}\n"}.join}"
    self.destroy([node.server.id]) if node.server
    if recursive_count < 10
      @logger.info "Creation of #{@name} retrying #{recursive_count}"
      self.bootstrap(recursive_count+=1) 
    else
      @logger.info "Creation of #{@name} failed after #{recursive_count} retry"
      exit 1
    end
  end
end

#client ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 138

def client
  Provider::ChefServer::Client.new(@name)
end

#create ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 32

def create
  @logger.info "Creating ec2 server #{@name} ..."
  
  node = Chef::Knife::Ec2ServerCreate.new()

  node.config[:run_list]          = [@roles]
  node.config[:image]             = @image
  node.config[:flavor]            = @flavor
  node.config[:security_groups]   = @security_groups
  node.config[:ssh_user]          = @ssh_user
  node.config[:ssh_port]          = @ssh_port
  node.config[:chef_node_name]    = @name
  node.config[:identity_file]     = @identity_file
  node.config[:environment]       = @environment
  node.config[:log_level]         = @verbose

  @logger.info node.config
  node.run
end

#delete_client_key(node, client_key = "/etc/chef/client.pem") ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 142

def delete_client_key(node, client_key="/etc/chef/client.pem")
  @logger.info "Deleting client_key #{client_key}"
  self.ssh(node, "sudo chef-client -W > /dev/null ; sudo rm -f #{client_key}", true)
end

#destroy(instance_ids = []) ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 86

def destroy(instance_ids=[])
  @logger.info "Deleting ec2 server #{@name} ..."

  node = Chef::Knife::Ec2ServerDelete.new()

  node.config[:purge]           = true
  node.config[:chef_node_name]  = @name
  node.config[:yes]             = true
  node.name_args                = instance_ids

  @logger.info node.config
  node.run
  node.destroy_item(Chef::Node, @name, "node")
  node.destroy_item(Chef::ApiClient, @name, "client")
end

#set_environment ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 108

def set_environment
  node = Chef::Node.new.tap do |n|
    n.name( @name )
    n.chef_environment( @environment )
  end
  node.save
  @logger.info "Environment: #{@environment}"
end

#set_role ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 102

def set_role
  node = Chef::Knife::NodeRunListAdd.new()
  node.name_args = [@name, @roles]
  node.run
end

#ssh(query, cmd_line, manual) ⇒ Object 



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# File 'lib/providers/chefserver/instance.rb', line 117

def ssh(query, cmd_line, manual)
  knife_ssh = Chef::Knife::Ssh.new()

  knife_ssh.config[:manual]         = manual
  knife_ssh.config[:ssh_user]       = @ssh_user
  knife_ssh.config[:identity_file]  = @identity_file
  knife_ssh.config[:log_level]      = @verbose
  
  unless manual
    if @environment
      query += "#{query.empty? ? '' : ' AND'} chef_environment:#{@environment}"
    end
    if @role
      query += "#{query.empty? ? '' : ' AND'} role:#{@role}"
    end
  end

  knife_ssh.name_args = [query, cmd_line]
  sys_status =  knife_ssh.run
end