Class: ChefServerSlice::Nodes

Inherits:
Application
  • Object
show all
Defined in:
app/controllers/nodes.rb

Instance Method Summary collapse

Methods inherited from Application

#absolute_slice_url, #access_denied, #authorized_node, #escape_node_id, #expand_cookbook_deps, #fix_up_node_id, #get_available_recipes, #load_all_files, #load_cookbook_segment, #login_required, #redirect_back_or_default, #segment_files, #specific_cookbooks, #store_location

Instance Method Details

#create ⇒ Object 



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# File 'app/controllers/nodes.rb', line 68

def create
  if params.has_key?("inflated_object")
    @node = params["inflated_object"]
    exists = true
    begin
      Chef::Node.load(@node.name)
    rescue Net::HTTPServerException
      exists = false
    end
    raise Forbidden, "Node already exists" if exists
    self.status = 201
    @node.save
    display({ :uri => absolute_slice_url(:node, escape_node_id(@node.name)) })
  else
    begin
      @node = Chef::Node.new
      @node.name params[:name]
      @node.attribute = JSON.parse(params[:attributes])
      @node.run_list params[:for_node]
      @node.save
      redirect(slice_url(:nodes), :message => { :notice => "Created Node #{@node.name}" })
    rescue
      @node.attribute = JSON.parse(params[:attributes])
      @available_recipes = get_available_recipes 
      @available_roles = Chef::Role.list.sort
      @run_list = params[:for_node] 
      @_message = { :error => $! }
      render :new
    end
  end
end

#destroy ⇒ Object 



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# File 'app/controllers/nodes.rb', line 130

def destroy
  begin
    @node = Chef::Node.load(params[:id])
  rescue Net::HTTPServerException => e 
    raise NotFound, "Cannot load node #{params[:id]}"
  end
  @node.destroy
  if request.accept == 'application/json'
    display @node
  else
    redirect(absolute_slice_url(:nodes), {:message => { :notice => "Node #{params[:id]} deleted successfully" }, :permanent => true})
  end
end

#edit ⇒ Object 



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# File 'app/controllers/nodes.rb', line 56

def edit
  begin
    @node = Chef::Node.load(params[:id])
  rescue Net::HTTPServerException => e
    raise NotFound, "Cannot load node #{params[:id]}"
  end
  @available_recipes = get_available_recipes 
  @available_roles = Chef::Role.list.sort
  @run_list = @node.run_list
  render
end

#index ⇒ Object 



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# File 'app/controllers/nodes.rb', line 30

def index
  @node_list = Chef::Node.list 
  display(@node_list.collect { |n| absolute_slice_url(:node, escape_node_id(n)) })
end

#new ⇒ Object 



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# File 'app/controllers/nodes.rb', line 48

def new
  @node = Chef::Node.new
  @available_recipes = get_available_recipes 
  @available_roles = Chef::Role.list.sort
  @run_list = @node.run_list
  render
end

#show ⇒ Object 



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# File 'app/controllers/nodes.rb', line 35

def show
  begin
    @node = Chef::Node.load(params[:id])
  rescue Net::HTTPServerException => e
    raise NotFound, "Cannot load node #{params[:id]}"
  end
  # TODO - might as well expand the run list here, too, rather than take multiple round trips.
  recipes, defaults, overrides = @node.run_list.expand("couchdb")
  @node.default = defaults
  @node.override = overrides
  display @node
end

#update ⇒ Object 



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# File 'app/controllers/nodes.rb', line 100

def update
  begin
    @node = Chef::Node.load(params[:id])
  rescue Net::HTTPServerException => e
    raise NotFound, "Cannot load node #{params[:id]}"
  end

  if params.has_key?("inflated_object")
    updated = params['inflated_object']
    @node.run_list.reset(updated.run_list)
    @node.attribute = updated.attribute
    @node.save
    display(@node)
  else
    begin
      @node.run_list.reset(params[:for_node] ? params[:for_node] : [])
      @node.attribute = JSON.parse(params[:attributes])
      @node.save
      @_message = { :notice => "Updated Node" }
      render :show
    rescue
      @available_recipes = get_available_recipes 
      @available_roles = Chef::Role.list.sort
      @run_list = Chef::RunList.new
      @run_list.reset(params[:for_node])
      render :edit
    end
  end
end