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ash_authentication
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3.0.3
Authentication extension for the Ash Framework.
Security advisory:
This version has known vulnerabilities.
View advisories
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Files
lib/ash_authentication/strategies/oidc/nonce_generator.ex
defmodule AshAuthentication.Strategy.Oidc.NonceGenerator do
@moduledoc """
An implmentation of `AshAuthentication.Secret` that generates nonces for
OpenID Connect strategies.
Defaults to `16` bytes of random data. You can change this by setting the
`byte_size` option in your DSL:
```elixir
oidc do
nonce {AshAuthentication.NonceGenerator, byte_size: 32}
# ...
end
```
"""
use AshAuthentication.Secret
@doc false
@impl true
@spec secret_for(secret_name :: [atom], Ash.Resource.t(), keyword) :: {:ok, String.t()} | :error
def secret_for(_secret_name, _resource, opts) do
opts
|> Keyword.get(:byte_size, 16)
|> :crypto.strong_rand_bytes()
|> Base.encode64(padding: false)
|> then(&{:ok, &1})
end
end