Class: PgExport::ConfigurationParser

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

Defined Under Namespace

Classes: Error

Class Method Summary collapse

Class Method Details

.help ⇒ Object 



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# File 'lib/pg_export/configuration_parser.rb', line 36

def help
  option_parser.to_s
end

.option_parser(h = {}) ⇒ Object 



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# File 'lib/pg_export/configuration_parser.rb', line 98

def option_parser(h = {})
  OptionParser.new do |o|
    o.banner = BANNER
    o.program_name = 'pg_export'
    o.version = PgExport::VERSION
    o.on('-g', '--gateway GATEWAY', %w[ftp ssh], O[:g]) { |v| h[:gateway] = v }
    o.on('-U', '--user USER',            String, O[:U]) { |v| h[:gateway_user] = v }
    o.on('-H', '--host HOST',            String, O[:H]) { |v| h[:gateway_host] = v }
    o.on('-P', '--password PASSWORD',    String, O[:P]) { |v| h[:gateway_password] = v }
    o.on('-d', '--database DATABASE',    String, O[:d]) { |v| h[:database] = v }
    o.on('-e', '--encryption_key KEY',   String, O[:e]) { |v| h[:encryption_key] = v }
    o.on('-a', '--algorithm ALGORITHM',  String, O[:a]) { |v| h[:encryption_algorithm] = v }
    o.on('-k', '--keep KEEP',           Integer, O[:k]) { |v| h[:keep_dumps] = v }
    o.on('-s', '--ssh',                          O[:s]) { h[:gateway] = 'ssh' }
    o.on('-f', '--ftp',                          O[:f]) { h[:gateway] = 'ftp' }
    o.on('-t', '--timestamped',                  O[:t]) { h[:logger_format] = 'timestamped' }
    o.on('-m', '--muted',                        O[:m]) { h[:logger_format] = 'muted' }
    o.on('-i', '--interactive',                  O[:i]) { h[:command] = :import_dump_interactively }
    o.on('-w', '--welcome',                      O[:w]) { h[:command] = :gateway_welcome }
    o.on('-c', '--configuration',                O[:c]) { h[:command] = :print_configuration }
    o.on('-v', '--version',                      O[:v]) { h[:command] = :print_version }
    o.on('-h', '--help',                         O[:h]) { h[:command] = :print_help }
    o.separator ''
    o.separator EXAMPLE
  end
end

.parse ⇒ Object 



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# File 'lib/pg_export/configuration_parser.rb', line 11

def parse
  h = {
    encryption_key: ENV['PG_EXPORT_ENCRYPTION_KEY'],
    encryption_algorithm: ENV['PG_EXPORT_ENCRYPTION_ALGORITHM'],
    gateway_user: ENV['PG_EXPORT_GATEWAY_USER'],
    gateway_host: ENV['PG_EXPORT_GATEWAY_HOST'],
    gateway_password: ENV['PG_EXPORT_GATEWAY_PASSWORD'],
    logger_format: ENV['PG_EXPORT_LOGGER_FORMAT'],
    keep_dumps: ENV['PG_EXPORT_KEEP_DUMPS'],
    gateway: ENV['PG_EXPORT_GATEWAY'],
    database: ENV['PG_EXPORT_DATABASE'],
    mode: ENV['PG_EXPORT_MODE'],
    command: :export_dump
  }

  option_parser(h).parse!
  h[:database] = ARGV.first unless ARGV.empty?

  Configuration.new(**h)
rescue OptionParser::ParseError => e
  error = Error.new(*e.args)
  error.reason = e.reason
  raise error
end