Class: PgExport::Configuration

Inherits:
Object
  • Object
show all
Defined in:
lib/pg_export/configuration.rb

Constant Summary collapse

ATTRS = 
%i[
  encryption_key
  encryption_algorithm
  gateway_host
  gateway_user
  gateway_password
  logger_format
  keep_dumps
  gateway mode
  database
  command
].freeze

Instance Method Summary collapse

Constructor Details

#initialize(encryption_key: nil, encryption_algorithm: nil, gateway_host: nil, gateway_user: nil, gateway_password: nil, logger_format: nil, keep_dumps: nil, gateway: nil, mode: nil, database: nil, command: nil) ⇒ Configuration

Returns a new instance of Configuration.

Raises:

  • (ArgumentError) 


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# File 'lib/pg_export/configuration.rb', line 22

def initialize(
  encryption_key: nil,
  encryption_algorithm: nil,
  gateway_host: nil,
  gateway_user: nil,
  gateway_password: nil,
  logger_format: nil,
  keep_dumps: nil,
  gateway: nil,
  mode: nil,
  database: nil,
  command: nil
)

  @encryption_key = String(encryption_key)
  raise ArgumentError, 'Encryption key must be 16 chars long' if @encryption_key.length != 16

  @encryption_algorithm = String(encryption_algorithm)
  @encryption_algorithm = 'AES-128-CBC' if @encryption_algorithm.empty?

  @gateway_host = String(gateway_host)
  raise ArgumentError, 'Gatway host must not be empty' if @gateway_host.empty?

  @gateway_user = String(gateway_user)
  raise ArgumentError, 'Gatway user must not be empty' if @gateway_user.empty?

  @gateway_password = nil if gateway_password.nil? || gateway_password.to_s.empty?

  @logger_format = logger_format.to_s.to_sym
  @logger_format = :plain if @logger_format.empty?
  unless %i[plain timestamped muted].include?(@logger_format)
    raise ArgumentError, 'Logger format must be one of: plain, timestamped, muted'
  end

  @keep_dumps = Integer(keep_dumps || 10)
  raise ArgumentError, 'Keep dumps must greater or equal to 1' unless @keep_dumps >= 1

  @gateway = gateway.to_s.to_sym
  @gateway = :ftp if @gateway.empty?
  raise ArgumentError, 'Gateway must be one of: ftp, ssh' unless %i[ftp ssh].include?(@gateway)

  @mode = mode.to_s.to_sym
  @mode = :plain if @mode.empty?
  raise ArgumentError, 'Mode must be one of: plain, interactive' unless %i[plain interactive].include?(@mode)

  @database = String(database) unless database.nil?

  @command = command.to_s.to_sym
  @command = :export_dump if @command.empty?
end

Instance Method Details

#to_s ⇒ Object 



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# File 'lib/pg_export/configuration.rb', line 73

def to_s
  ATTRS.map do |name|
    value = public_send(name)

    if %i[encryption_key gateway_password].include?(name)
      "  #{name} #{value.nil? ? '' : value[0..2] + '***'}"
    else
      "  #{name} #{value}"
    end
  end.join("\n")
end