Class: Zillabyte::API

Inherits:
Object
  • Object
show all
Defined in:
lib/zillabyte/api/settings.rb,
lib/zillabyte/api.rb

Defined Under Namespace

Classes: Apps, Base, Components, Data, Flows, Keys, Logs, Metrics, Queries, SemanticTags, Sources, Zillalogs

Constant Summary collapse

CASPERJS_BIN =

PY_VIRTUAL_ENV_DIR = "/tmp/vEnv"

"/usr/local/bin/casperjs"
API_CLIENT_JS = 
File.join(ENV['HOME'], "zb1/api.client.js/api.coffee")
NODEJS_BIN = 
"/usr/local/bin/node"
HEADERS = 
{
  'Accept'                => 'application/json',
  'Content-Type'          => 'application/json',
  # 'Accept-Encoding'       => 'gzip',
  'User-Agent'            => "zillabyte/#{Zillabyte::CLI::VERSION}",
  'X-Ruby-Version'        => RUBY_VERSION,
  'X-Ruby-Platform'       => RUBY_PLATFORM
}
OPTIONS = 
{
  :headers  => {},
  :host     => ENV['ZILLABYTE_API_HOST'] || 'api.zillabyte.com',
  :port     => (ENV['ZILLABYTE_API_PORT'] || '80').to_i,
  :nonblock => false,
  :scheme   => 'http'
}

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(options = {}) ⇒ API

Returns a new instance of API.



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# File 'lib/zillabyte/api.rb', line 40

def initialize(options={})
  options = OPTIONS.merge(options)
  @session = options.delete(:session)
  @api_key = options.delete(:api_key) || ENV['ZILLABYTE_API_KEY']
  
  options[:headers] = HEADERS.merge({ 
    'Authorization' => "auth_token #{@api_key}",
  }).merge(options[:headers])

  @options = options.clone
  @options[:bubble_exceptions] = ENV['BUBBLE_EXCEPTIONS'] || false
  @connection = Excon.new("#{options[:scheme]}://#{options[:host]}", options)

end

Class Method Details

.load ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 237

def self.load
  require File.join(File.dirname(__FILE__), "api", "base.rb")
  Dir[File.join(File.dirname(__FILE__), "api", "*.rb")].sort.each do |file|
    require file
  end
  
  Dir[File.join(File.dirname(__FILE__), "api", "helpers", "*.rb")].sort.each do |file|
    require file
  end
end

Instance Method Details

#apps ⇒ Object Also known as: app 



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# File 'lib/zillabyte/api.rb', line 197

def apps
  @_apps ||= ::Zillabyte::API::Apps.new(self)
end

#collectors ⇒ Object Also known as: collector 



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# File 'lib/zillabyte/api.rb', line 227

def collectors
  @_collectors ||= ::Zillabyte::API::Collectors.new(self)
end

#components ⇒ Object Also known as: component 



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# File 'lib/zillabyte/api.rb', line 207

def components
  @_components ||= ::Zillabyte::API::Components.new(self)
end

#connection ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 56

def connection
  @connection
end

#data ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 180

def data
  @_data ||= ::Zillabyte::API::Data.new(self)
end

#flows ⇒ Object Also known as: flow 



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# File 'lib/zillabyte/api.rb', line 202

def flows
  @_flows || ::Zillabyte::API::Flows.new(self)
end

#headers ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 61

def headers
  @options[:headers]
end

#host ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 66

def host
  @options[:host]
end

#keys ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 188

def keys
  @_keys ||= ::Zillabyte::API::Keys.new(self)
end

#logs ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 184

def logs
  @_logs ||= ::Zillabyte::API::Logs.new(self)
end

#metrics ⇒ Object Also known as: metric 



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# File 'lib/zillabyte/api.rb', line 212

def metrics
  @_metrics ||= ::Zillabyte::API::Metrics.new(self)
end

#queries ⇒ Object Also known as: query 



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# File 'lib/zillabyte/api.rb', line 192

def queries
  @_queries ||= ::Zillabyte::API::Queries.new(self)
end

#request(params, &block) ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 71

def request(params, &block)

  if @session.nil?
    error "no session associated with request"
  end

  type = nil
  begin

    # If a block is given, then we assume we're streaming (i.e. for logs)
    if block_given?
      
      # We tell excon to emit a chunk ever 50 bytes.  This is an excon thing, doesn't 
      # affect the network IO chunk size
      params[:chunk_size] = 50;
      last_string = ""
      
      # Executed on each chunk excon bubbles up
      params[:response_block] = lambda do |chunk, remaining_bytes, total_bytes|

        # Debug helper
        puts chunk if ENV["ZB_DEBUG"]

        # assume single-line json, split by '\n'
        last_string += chunk
        ary = last_string.split("\n", -1)
        
        # Are we at the end of a JSON record? 
        if ary.size > 1
          last_string = ary.last + (if last_string.end_with?("\n") then "\n" else "" end)
          json_records = ary[0..-2]
          json_records.each do |json_record|
            
            # Blank?
            next if json_record.strip == ""
            
            if json_record.start_with?("HTTP/1.1 50")
              @session.error("internal server error (code 500)", type)
            end
            
            # Offer all the json records to the listening block
            begin
              block.call(JSON.parse(json_record))
            rescue JSON::ParserError => e
              @session.error("unable to parse logs", type)
            end
            
          end
        end
      end
    end

    # Execute the request
    response = @connection.request(params)




  rescue Excon::Errors::HTTPStatusError => error

      
    # Show helpful error message
    if error.response.body
      begin
        hash = JSON.parse(error.response.body)
        if hash['error_message']
          @session.error(hash['error_message'], type)

        end
      rescue JSON::ParserError => e
        # Trickle to generic message below
      end
    end


    @session.error("internal server error:: #{error}", type)
      
    raise error
  end
 
  if response.body && !response.body.empty?
    # decompress_response!(response)
    begin
      response.body = JSON.parse(response.body)
    rescue Exception => e
      raise e if @options[:bubble_exceptions]
      @session.error("unknown server response: \n #{response.body}", type)
    end
  end
  
  # Errors?
  if response.body.is_a?(Hash)
    if response.body["status"] == "error"
      if response.body["error"] == "authentication_error"
        @session.error("authentication error. run 'zillabyte login'", type)
      else
        @session.error(response.body["error_message"],type)
      end
    end
  end
  

  # reset (non-persistent) connection
  @connection.reset

  response
end

#semantic_tags ⇒ Object 



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# File 'lib/zillabyte/api.rb', line 232

def semantic_tags
  @_rules ||= ::Zillabyte::API::SemanticTags.new(self)
end

#sources ⇒ Object Also known as: source 



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# File 'lib/zillabyte/api.rb', line 222

def sources
  @_sources ||= ::Zillabyte::API::Sources.new(self)
end

#zillalogs ⇒ Object Also known as: zillalog 



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# File 'lib/zillabyte/api.rb', line 217

def zillalogs
  @_rules ||= ::Zillabyte::API::Zillalogs.new(self)
end