Class: Sshkeyproof::Client

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

Instance Method Summary collapse

Constructor Details

#initialize(params = {}) ⇒ Client

Returns a new instance of Client.



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# File 'lib/sshkeyproof.rb', line 7

def initialize(params={})
  key_file = params[:key_file] || '~/.ssh/id_rsa'
  ssh_key  = params[:ssh_key] || File.read(key_file)
  openssl_key = params[:openssl_key] || OpenSSL::PKey::RSA.new(ssh_key)
  @privkey = openssl_key if openssl_key.private?
  @pubkey = @privkey && @privkey.public_key || openssl_key
end

Instance Method Details

#random ⇒ Object 



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# File 'lib/sshkeyproof.rb', line 15

def random
  @random ||= OpenSSL::Random.random_bytes(10)
end

#request ⇒ Object 



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# File 'lib/sshkeyproof.rb', line 19

def request
  ciphertext = to_hex @privkey.private_encrypt(random)
  [SSHKey.sha1_fingerprint(@pubkey.to_s),to_hex(random),ciphertext].join('|')
end

#to_hex(str) ⇒ Object 



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# File 'lib/sshkeyproof.rb', line 24

def to_hex(str)
  str.unpack('H*').first
end