Class: PuppetDBQuery::Sync

Inherits:
Object
  • Object
show all
Includes:
Logging
Defined in:
lib/puppetdb_query/sync.rb

Overview

sync node and fact data from source to destination

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Logging

included, #logger, #logger=

Constructor Details

#initialize(source, destination) ⇒ Sync

Returns a new instance of Sync.



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# File 'lib/puppetdb_query/sync.rb', line 13

def initialize(source, destination)
  @source = source
  @destination = destination
end

Instance Attribute Details

#destination ⇒ Object (readonly)

Returns the value of attribute destination.



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# File 'lib/puppetdb_query/sync.rb', line 10

def destination
  @destination
end

#source ⇒ Object (readonly)

Returns the value of attribute source.



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# File 'lib/puppetdb_query/sync.rb', line 9

def source
  @source
end

#updater ⇒ Object (readonly)

Returns the value of attribute updater.



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# File 'lib/puppetdb_query/sync.rb', line 11

def updater
  @updater
end

Instance Method Details

#minutely(ts, node_number) ⇒ Object

this method is called once in a minute at maximum you may override this method to update you metrics…

Parameters:

  • ts —

    Time from last node_properties update

  • node_number —

    Integer number of nodes



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# File 'lib/puppetdb_query/sync.rb', line 55

def minutely(ts, node_number)
  logger.info "node_properties update #{node_number} nodes" \
    " at timestamp: #{(ts.nil? ? '' : ts.iso8601)}"
end

#sync(minutes = 60, seconds = 10, seconds_back = 4) ⇒ Object 



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# File 'lib/puppetdb_query/sync.rb', line 18

def sync(minutes = 60, seconds = 10, seconds_back = 4)
  logger.info "syncing puppetdb nodes and facts started, running #{minutes} minutes"
  Timeout.timeout(60 * minutes - seconds) do
    @updater = PuppetDBQuery::Updater.new(source, destination)

    # make a full update
    timestamp = Time.now
    updater.update2

    # make delta updates til our time is up
    loop do
      begin
        check_minutely
        ts = Time.now
        updater.update3(timestamp - seconds_back)
        timestamp = ts
      rescue Timeout::Error
        logger.info "syncing puppetdb nodes: now our time is up, we finish"
        return
      rescue
        logger.error $!
      end
      logger.info "sleep for #{seconds} seconds"
      sleep(seconds)
    end
  end
  logger.info "syncing puppetdb nodes and facts ended"
rescue Timeout::Error
  logger.info "syncing puppetdb nodes: now our time is up, we finsh"
rescue
  logger.error $!
end