Module: Auth::Crypt

Overview

Cryptographic utilities used by the Auth module.

.make_hash(value) ⇒ Object

Hashes the provided string.
.make_salt ⇒ Object

Create a salt for mixing with hashed strings.
.make_session_key(hashed_password) ⇒ Object

Create a session key, given a password.
.salt_password(salt, password) ⇒ Object

Mix a salt into a password and return the hashed result.
.timestamp ⇒ Object

Creates a timestamp string for inclusion in hashed strings.

Hashes the provided string. Returns a 40-character hex representation of the hashed value.



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# File 'lib/nitro/auth/util/crypt.rb', line 35

def self.make_hash(value)
    Digest::SHA1.hexdigest "#{crypt_prefix}--#{value}--"
end

Create a salt for mixing with hashed strings.



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# File 'lib/nitro/auth/util/crypt.rb', line 40

def self.make_salt
    make_hash "#{salt_prefix}-#{timestamp}"
end

Create a session key, given a password. Use the salted/hashed password here, not the raw one!



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# File 'lib/nitro/auth/util/crypt.rb', line 51

def self.make_session_key(hashed_password)
    make_hash hashed_password + timestamp + rand.to_s
end

Mix a salt into a password and return the hashed result.



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# File 'lib/nitro/auth/util/crypt.rb', line 45

def self.salt_password(salt, password)
    make_hash salt + password
end

Creates a timestamp string for inclusion in hashed strings.



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# File 'lib/nitro/auth/util/crypt.rb', line 29

def self.timestamp
    Time.now.strftime '%Y%m%d-%H%M%S'
end