Module: Bitferry::Rclone

Extended by:

Logging

Includes:

Logging

Defined in:

lib/bitferry.rb

Defined Under Namespace

Classes: Copy, Decrypt, Encrypt, Encryption, Equalize, Synchronize, Task, Update

Constant Summary

SECRET =

github.com/rclone/rclone/blob/master/fs/config/obscure/obscure.go

"\x9c\x93\x5b\x48\x73\x0a\x55\x4d\x6b\xfd\x7c\x63\xc8\x86\xa9\x2b\xd3\x90\x19\x8e\xb8\x12\x8a\xfb\xf4\xde\x16\x2b\x8b\x95\xf6\x38"

ROUTE =

{
  encrypt: Encrypt,
  decrypt: Decrypt
}

Class Method Summary

• .exec(*args) ⇒ Object
• .executable ⇒ Object
• .obscure(plain) ⇒ Object
• .reveal(token) ⇒ Object

Methods included from Logging

log, log, log=

Class Method Details

.exec(*args) ⇒ Object

# File 'lib/bitferry.rb', line 677

def self.exec(*args)
  cmd = [executable] + args
  log.debug(cmd.collect(&:shellescape).join(' '))
  stdout, status = Open3.capture2e(*cmd)
  unless status.success?
    msg = "rclone exit code #{status.exitstatus}"
    log.error(msg)
    raise RuntimeError, msg
  end
  stdout.strip
end

.executable ⇒ Object

# File 'lib/bitferry.rb', line 674

def self.executable = @executable ||= (rclone = ENV['RCLONE']).nil? ? 'rclone' : rclone

.obscure(plain) ⇒ Object

# File 'lib/bitferry.rb', line 694

def self.obscure(plain)
  cipher = OpenSSL::Cipher.new('AES-256-CTR')
  cipher.encrypt
  cipher.key = SECRET
  Base64.urlsafe_encode64(cipher.random_iv + cipher.update(plain) + cipher.final, padding: false)
end

.reveal(token) ⇒ Object

# File 'lib/bitferry.rb', line 702

def self.reveal(token)
  data = Base64.urlsafe_decode64(token)
  cipher = OpenSSL::Cipher.new('AES-256-CTR')
  cipher.decrypt
  cipher.key = SECRET
  cipher.iv = data[0...cipher.iv_len]
  cipher.update(data[cipher.iv_len..-1]) + cipher.final
end