Sha256: 221222b28826783fffb7e7eb9448f7bcb2aae8dfae35ee5e7dda8f7ba2e23fa4
Contents?: true
Size: 1.31 KB
Versions: 9
Compression:
Stored size: 1.31 KB
Contents
require "openssl"
module NotRelational
class Crypto
attr_reader :key
attr_reader :iv
def initialize(options={})
@cipher = OpenSSL::Cipher::Cipher.new("AES-256-CBC")
@key=options[:cipher_key] if options.has_key?(:cipher_key)
@iv=options[:cipher_iv] if options.has_key?(:cipher_iv)
unless @key
key_dir=options[:key_dir] if options.has_key?(:key_dir)
key_dir ||="/tmp"
if File.exists?(key_dir+'/.cipher_key')
@key=File.open(key_dir+'/.cipher_key').read
else
@key = @cipher.random_key()
File.open(key_dir+"/.cipher_key",'w').write(@key)
end
end
unless @iv
if File.exists?(key_dir+'/.cipher_iv')
@iv=File.open(key_dir+'/.cipher_iv').read
else
@iv = @cipher.random_iv()
File.open(key_dir+"/.cipher_iv",'w').write(@iv)
end
end
end
def encrypt(text)
@cipher.encrypt(@key,@iv)
@cipher.key=@key
@cipher.iv = @iv
e = @cipher.update(text)
e << @cipher.final()
Base64.encode64(e)#.chomp
end
def decrypt(text)
x=Base64.decode64(text)
@cipher.decrypt(@key,@iv)
@cipher.key = @key
@cipher.iv = @iv
d = @cipher.update(x)
d << @cipher.final()
return d
end
end
end
Version data entries
9 entries across 9 versions & 1 rubygems