Class: Ca::DataStore::Ar::DomainConfigRegistrar

Inherits:
Object
  • Object
show all
Includes:
TR::CondUtils
Defined in:
lib/ca/data_store/ar/domain_config_registrar.rb

Constant Summary collapse

CONFIG_FILE_NAME = 
"cads_ar_domain_config.yml"

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rec = { }) ⇒ DomainConfigRegistrar

Returns a new instance of DomainConfigRegistrar.



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 46

def initialize(rec = {  })
  @reg = rec 
  if is_empty?(@reg)
    @reg[:default] = "./config/database.yml"
  end
end

Class Method Details

.env_key ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 42

def self.env_key
  "CADS_AR_DCR_PATH".freeze
end

.load_registrar ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 13

def self.load_registrar
  path = registrar_storage_path
  logger.debug "Load DCR from : #{path}"
  res = {}
  if File.exist?(path)
    File.open(path, "r") do |f|
      res = YAML.load(f.read)
    end
  end
  
  DomainConfigRegistrar.new(res)
end

.logger ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 34

def self.logger
  if @logger.nil?
    @logger = TeLogger::Tlogger.new
    @logger.tag = :DCR
  end
  @logger
end

.registrar_storage_path ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 26

def self.registrar_storage_path
  # allow caller to overwrite where to store via the env variable
  # CADS_AR_DCR_PATH
  val = ENV[env_key] || File.join(Dir.home,".cads_ar")
  FileUtils.mkdir_p(val) if not File.exist?(val)
  File.join(val, CONFIG_FILE_NAME)
end

Instance Method Details

#domain_config_path(domain) ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 65

def domain_config_path(domain)
  v = registrar[domain] 
  if is_empty?(v)
    "./config/database.yml"
  else
    v
  end
end

#is_domain_registered?(domain) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 61

def is_domain_registered?(domain)
  registrar.keys.include?(domain)
end

#logger ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 89

def logger
  self.class.logger
end

#register_domain(domain, path_to_config) ⇒ Object

Raises:



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 53

def register_domain(domain, path_to_config)
  raise Error, "Domain cannot be empty" if is_empty?(domain)
  raise Error, "Path-to-config cannot be empty" if is_empty?(path_to_config)

  # path-to-config is expected to be the typical database.yml
  registrar[domain] = path_to_config
end

#registrar ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 82

def registrar
  if @reg.nil?
    @reg = {}
  end
  @reg
end

#save ⇒ Object 



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# File 'lib/ca/data_store/ar/domain_config_registrar.rb', line 74

def save
  path = self.class.registrar_storage_path
  logger.debug "Store DCR to : #{path}"
  File.open(path,"w") do |f|
    f.write YAML.dump(registrar)
  end
end