Class: Oxidized::HTTP

Inherits:
Source
  • Object
show all
Includes:
Input::CLI
Defined in:
lib/oxidized/input/http.rb,
lib/oxidized/source/http.rb

Instance Attribute Summary

Attributes included from Input::CLI

#node

Instance Method Summary collapse

Methods included from Input::CLI

#connect_cli, #disconnect_cli, #get, #login, #password, #post_login, #pre_logout, #username

Methods inherited from Source

#map_model, #node_var_interpolate

Constructor Details

#initialize ⇒ HTTP

Returns a new instance of HTTP.



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# File 'lib/oxidized/source/http.rb', line 3

def initialize
  @cfg = Oxidized.config.source.http
  super
end

Instance Method Details

#cmd(callback) ⇒ Object 



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# File 'lib/oxidized/input/http.rb', line 25

def cmd callback
  instance_exec(&callback)
end

#connect(node) ⇒ Object 



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# File 'lib/oxidized/input/http.rb', line 13

def connect node
  @node = node
  @m    = Mechanize.new
  @log  = File.open(Oxidized::Config::Log + "/#{@node.ip}-http", "w") if Oxidized.config.input.debug?

  @node.model.cfg["http"].each { |cb| instance_exec(&cb) }

  url = URI::HTTP.build host: @node.ip, path: @main_page
  @m_page = @m.get(url.to_s)
  
end

#load(node_want = nil) ⇒ Object 



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# File 'lib/oxidized/source/http.rb', line 18

def load node_want = nil
  nodes = []
  uri = URI.parse(@cfg.url)
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = true if uri.scheme == 'https'
  http.verify_mode = OpenSSL::SSL::VERIFY_NONE unless @cfg.secure

  # map headers
  headers = {}
  @cfg.headers.each do |header, value|
    headers[header] = value
  end

  req_uri = uri.request_uri
  if node_want
    req_uri = "#{req_uri}/#{node_want}"
  end
  request = Net::HTTP::Get.new(req_uri, headers)
  if (@cfg.user? && @cfg.pass?)
    request.basic_auth(@cfg.user, @cfg.pass)
  end

  response = http.request(request)
  data = JSON.parse(response.body)
  data.each do |node|
    next if node.empty?
    # map node parameters
    keys = {}
    @cfg.map.each do |key, want_position|
      want_positions = want_position.split('.')
      keys[key.to_sym] = node_var_interpolate node.dig(*want_positions)
    end
    keys[:model] = map_model keys[:model] if keys.has_key? :model

    # map node specific vars
    vars = {}
    @cfg.vars_map.each do |key, want_position|
      want_positions = want_position.split('.')
      vars[key.to_sym] = node_var_interpolate node.dig(*want_positions)
    end
    keys[:vars] = vars unless vars.empty?

    nodes << keys
  end
  nodes
end

#setup ⇒ Object 



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# File 'lib/oxidized/source/http.rb', line 8

def setup
  if @cfg.url.empty?
    raise NoConfig, 'no source http url config, edit ~/.config/oxidized/config'
  end
end