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3.0.3
Authentication extension for the Ash Framework.
Security advisory:
This version has known vulnerabilities.
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Files
lib/ash_authentication/strategies/oauth2/verifier.ex
defmodule AshAuthentication.Strategy.OAuth2.Verifier do
@moduledoc """
DSL verifier for oauth2 strategies.
"""
alias AshAuthentication.{Secret, Strategy.OAuth2}
alias Spark.Error.DslError
import AshAuthentication.Validations
@doc false
@spec verify(OAuth2.t(), map) :: :ok | {:error, Exception.t()}
def verify(strategy, _dsl_state) do
with :ok <- validate_secret(strategy, :authorize_url),
:ok <- validate_secret(strategy, :client_id),
:ok <- validate_secret(strategy, :client_secret),
:ok <- validate_secret(strategy, :redirect_uri),
:ok <- validate_secret(strategy, :site),
:ok <- validate_secret(strategy, :token_url),
:ok <- validate_secret(strategy, :user_url) do
validate_secret(strategy, :private_key, strategy.auth_method != :private_key_jwt)
end
end
defp validate_secret(strategy, option, allow_nil \\ false) do
case Map.fetch(strategy, option) do
{:ok, value} when is_binary(value) ->
:ok
{:ok, nil} when allow_nil ->
:ok
{:ok, {module, _}} when is_atom(module) ->
validate_behaviour(module, Secret)
_ ->
{:error,
DslError.exception(
path: [:authentication, :strategies, :oauth2],
message:
"Expected `#{inspect(option)}` to be either a string or a module which implements the `AshAuthentication.Secret` behaviour."
)}
end
end
end