Class: KnifePreflight::Preflight

Inherits:
Chef::Knife
  • Object
show all
Includes:
Chef::Knife::Core::NodeFormattingOptions
Defined in:
lib/chef/knife/preflight.rb

Instance Method Summary collapse

Instance Method Details

#runObject



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# File 'lib/chef/knife/preflight.rb', line 48

def run
  if config[:query] && @name_args[0]
    ui.error "please specify query as an argument or an option via -q, not both"
    ui.msg opt_parser
    exit 1
  end
  raw_query = config[:query] || @name_args[0]
  if !raw_query || raw_query.empty?
    ui.error "no query specified"
    ui.msg opt_parser
    exit 1
  end

  q_nodes = Chef::Search::Query.new

  escaped_query = raw_query.sub( "::", "\\:\\:")
  
  if !raw_query.include? "::"
    node_query = "recipes:*#{escaped_query} OR recipes:*#{escaped_query}\\:\\:default"
    ui.msg("Searching for nodes containing #{raw_query} OR #{raw_query}::default in their expanded run_list...\n")
  elsif raw_query.include? "::default"
    node_query = "recipes:*#{escaped_query} OR recipes:*#{escaped_query.gsub( "\\:\\:default","")}"
    ui.msg("Searching for nodes containing #{raw_query} OR #{raw_query.gsub( "::default","")} in their expanded run_list...\n")
  else
    node_query = "recipes:*#{escaped_query}"
    ui.msg("Searching for nodes containing #{raw_query} in their expanded run_list...\n")
  end
  query_nodes = URI.escape(node_query,
                     Regexp.new("[^#{URI::PATTERN::UNRESERVED}]"))

  result_items_nodes = []
  result_count_nodes = 0

  rows = config[:rows]
  start = config[:start]
  begin
    q_nodes.search('node', query_nodes, config[:sort], start, rows) do |node_item|
      formatted_item_node = format_for_display(node_item)
      if formatted_item_node.respond_to?(:has_key?) && !formatted_item_node.has_key?('id')
        formatted_item_node['id'] = node_item.has_key?('id') ? node_item['id'] : node_item.name
      end
      result_items_nodes << formatted_item_node
      result_count_nodes += 1
    end
  rescue Net::HTTPServerException => e
    msg = Chef::JSONCompat.from_json(e.response.body)["error"].first
    ui.error("knife preflight failed: #{msg}")
    exit 1
  end

  if ui.interchange?
    output({:results => result_count_nodes, :rows => result_items_nodes})
  else
    ui.msg "#{result_count_nodes} Nodes found"
    ui.msg("\n")
    result_items_nodes.each do |item|
      output(item.name)
    end
  end

  ui.msg("\n")
  ui.msg("\n")


  q_roles = Chef::Search::Query.new
  
  if !raw_query.include? "::"
    role_query = "run_list:recipe\\[#{escaped_query}\\] OR run_list:recipe\\[#{escaped_query}\\:\\:default\\]"
    ui.msg("Searching for roles containing #{raw_query} OR #{raw_query}::default in their expanded run_list...\n")
  elsif raw_query.include? "::default"
    role_query = "run_list:recipe\\[#{escaped_query}\\] OR run_list:recipe\\[#{escaped_query.gsub( "\\:\\:default","")}\\]"
    ui.msg("Searching for roles containing #{raw_query} OR #{raw_query.gsub( "::default","")} in their expanded run_list...\n")
  else
    role_query = "run_list:recipe\\[#{escaped_query}\\]"
    ui.msg("Searching for roles containing #{raw_query} in their expanded run_list...\n")
  end

  query_roles = URI.escape(role_query,
                     Regexp.new("[^#{URI::PATTERN::UNRESERVED}]"))

  result_items_roles = []
  result_count_roles = 0

  rows = config[:rows]
  start = config[:start]
  begin
    q_roles.search('role', query_roles, config[:sort], start, rows) do |role_item|
      formatted_item_role = format_for_display(role_item)
      if formatted_item_role.respond_to?(:has_key?) && !formatted_item_role.has_key?('id')
        formatted_item_role['id'] = role_item.has_key?('id') ? role_item['id'] : role_item.name
      end
      result_items_roles << formatted_item_role
      result_count_roles += 1
    end
  rescue Net::HTTPServerException => e
    msg = Chef::JSONCompat.from_json(e.response.body)["error"].first
    ui.error("knife preflight failed: #{msg}")
    exit 1
  end

  if ui.interchange?
    output({:results => result_count_roles, :rows => result_items_roles})
  else
    ui.msg "#{result_count_roles} Roles found"
    ui.msg("\n")
    result_items_roles.each do |role_item|
      output(role_item.name)
    end
  end

  ui.msg("\n")
  ui.msg("\n")
  ui.msg("Found #{result_count_nodes} nodes and #{result_count_roles} roles using the specified search criteria")
end