Class: Vmpooler::PoolManager::Dns::Base

Inherits:
Object
  • Object
show all
Defined in:
lib/vmpooler/dns/base.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config, logger, metrics, redis_connection_pool, name, options) ⇒ Base

Returns a new instance of Base.



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# File 'lib/vmpooler/dns/base.rb', line 17

def initialize(config, logger, metrics, redis_connection_pool, name, options)
  @config = config
  @logger = logger
  @metrics = metrics
  @redis = redis_connection_pool
  @dns_plugin_name = name

  @dns_options = options

  logger.log('s', "[!] Creating dns plugin '#{name}'")
end

Instance Attribute Details

#dns_options ⇒ Object (readonly)

Provider options passed in during initialization



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# File 'lib/vmpooler/dns/base.rb', line 15

def dns_options
  @dns_options
end

#logger ⇒ Object (readonly)

Helper Methods Global Logger object



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# File 'lib/vmpooler/dns/base.rb', line 11

def logger
  @logger
end

#metrics ⇒ Object (readonly)

Global Metrics object



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# File 'lib/vmpooler/dns/base.rb', line 13

def metrics
  @metrics
end

Instance Method Details

#create_or_replace_record(hostname) ⇒ Object 



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# File 'lib/vmpooler/dns/base.rb', line 71

def create_or_replace_record(hostname)
  raise("#{self.class.name} does not implement create_or_replace_record #{hostname}")
end

#delete_record(hostname) ⇒ Object 



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# File 'lib/vmpooler/dns/base.rb', line 75

def delete_record(hostname)
  raise("#{self.class.name} does not implement delete_record for #{hostname}")
end

#dns_config ⇒ Object

Returns this dns plugin’s configuration



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# File 'lib/vmpooler/dns/base.rb', line 41

def dns_config
  @config[:dns_configs].each do |dns|
    # Convert the symbol from the config into a string for comparison
    return (dns[1].nil? ? {} : dns[1]) if dns[0].to_s == @dns_plugin_name
  end

  nil
end

#get_ip(vm_name) ⇒ Object 



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# File 'lib/vmpooler/dns/base.rb', line 59

def get_ip(vm_name)
  @redis.with_metrics do |redis|
    redis.hget("vmpooler__vm__#{vm_name}", 'ip')
  end
end

#global_config ⇒ Object 



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# File 'lib/vmpooler/dns/base.rb', line 50

def global_config
  # This entire VM Pooler config
  @config
end

#name ⇒ Object 



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# File 'lib/vmpooler/dns/base.rb', line 55

def name
  @dns_plugin_name
end

#pool_config(pool_name) ⇒ Object 



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# File 'lib/vmpooler/dns/base.rb', line 29

def pool_config(pool_name)
  # Get the configuration of a specific pool
  @config[:pools].each do |pool|
    return pool if pool['name'] == pool_name
  end

  nil
end

#provided_pools ⇒ Object

returns

Array[String] : Array of pool names this provider services



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# File 'lib/vmpooler/dns/base.rb', line 67

def provided_pools
  @config[:pools].select { |pool| pool['dns_config'] == name }.map { |pool| pool['name'] }
end