forked from AkkomaGang/akkoma
55 lines
1.6 KiB
Elixir
55 lines
1.6 KiB
Elixir
defmodule Pleroma.Password do
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@moduledoc """
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This module handles password hashing and verification.
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It will delegate to the appropriate module based on the password hash.
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It also handles upgrading of password hashes.
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"""
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alias Pleroma.User
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alias Pleroma.Password.Pbkdf2
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require Logger
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@hashing_module Argon2
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@spec hash_pwd_salt(String.t()) :: String.t()
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defdelegate hash_pwd_salt(pass), to: @hashing_module
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@spec checkpw(String.t(), String.t()) :: boolean()
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def checkpw(password, "$2" <> _ = password_hash) do
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# Handle bcrypt passwords for Mastodon migration
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Bcrypt.verify_pass(password, password_hash)
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end
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def checkpw(password, "$pbkdf2" <> _ = password_hash) do
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Pbkdf2.verify_pass(password, password_hash)
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end
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def checkpw(password, "$argon2" <> _ = password_hash) do
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Argon2.verify_pass(password, password_hash)
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end
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def checkpw(_password, _password_hash) do
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Logger.error("Password hash not recognized")
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false
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end
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@spec maybe_update_password(User.t(), String.t()) ::
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{:ok, User.t()} | {:error, Ecto.Changeset.t()}
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def maybe_update_password(%User{password_hash: "$2" <> _} = user, password) do
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do_update_password(user, password)
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end
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def maybe_update_password(%User{password_hash: "$6" <> _} = user, password) do
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do_update_password(user, password)
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end
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def maybe_update_password(%User{password_hash: "$pbkdf2" <> _} = user, password) do
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do_update_password(user, password)
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end
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def maybe_update_password(user, _), do: {:ok, user}
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defp do_update_password(user, password) do
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User.reset_password(user, %{password: password, password_confirmation: password})
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end
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end
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