Function parseAuthenticationResponse

packages/pg-protocol/src/parser.ts:331–379

(reader: BufferReader, length: number)

}

const parseAuthenticationResponse = (reader: BufferReader, length: number) => {
  const code = reader.int32()
  // TODO(bmc): maybe better types here
  const message: BackendMessage & any = {
    name: 'authenticationOk',
    length,
  }

  switch (code) {
    case 0: // AuthenticationOk
      break
    case 3: // AuthenticationCleartextPassword
      if (message.length === 8) {
        message.name = 'authenticationCleartextPassword'
      }
      break
    case 5: // AuthenticationMD5Password
      if (message.length === 12) {
        message.name = 'authenticationMD5Password'
        const salt = reader.bytes(4)
        return new AuthenticationMD5Password(LATEINIT_LENGTH, salt)
      }
      break
    case 10: // AuthenticationSASL
      {
        message.name = 'authenticationSASL'
        message.mechanisms = []
        let mechanism: string
        do {
          mechanism = reader.cstring()
          if (mechanism) {
            message.mechanisms.push(mechanism)
          }
        } while (mechanism)
      }
      break
    case 11: // AuthenticationSASLContinue
      message.name = 'authenticationSASLContinue'
      message.data = reader.string(length - 8)
      break
    case 12: // AuthenticationSASLFinal
      message.name = 'authenticationSASLFinal'
      message.data = reader.string(length - 8)
      break
    default:
      throw new Error('Unknown authenticationOk message type ' + code)
  }
  return message
}

const parseErrorMessage = (reader: BufferReader, name: MessageName) => {
  const fields: Record<string, string> = {}