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   1 # Pleroma: A lightweight social networking server
   2 # Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
   3 # SPDX-License-Identifier: AGPL-3.0-only
   4
   5 defmodule Pleroma.Web.Plugs.AuthenticationPlugTest do
   6   use Pleroma.Web.ConnCase, async: true
   7
   8   alias Pleroma.User
   9   alias Pleroma.Web.Plugs.AuthenticationPlug
  10   alias Pleroma.Web.Plugs.OAuthScopesPlug
  11   alias Pleroma.Web.Plugs.PlugHelper
  12
  13   import ExUnit.CaptureLog
  14   import Pleroma.Factory
  15
  16   setup %{conn: conn} do
  17     user = %User{
  18       id: 1,
  19       name: "dude",
  20       password_hash: Pleroma.Password.hash_pwd_salt("guy")
  21     }
  22
  23     conn =
  24       conn
  25       |> assign(:auth_user, user)
  26
  27     %{user: user, conn: conn}
  28   end
  29
  30   test "it does nothing if a user is assigned", %{conn: conn} do
  31     conn =
  32       conn
  33       |> assign(:user, %User{})
  34
  35     ret_conn =
  36       conn
  37       |> AuthenticationPlug.call(%{})
  38
  39     assert ret_conn == conn
  40   end
  41
  42   test "with a correct password in the credentials, " <>
  43          "it assigns the auth_user and marks OAuthScopesPlug as skipped",
  44        %{conn: conn} do
  45     conn =
  46       conn
  47       |> assign(:auth_credentials, %{password: "guy"})
  48       |> AuthenticationPlug.call(%{})
  49
  50     assert conn.assigns.user == conn.assigns.auth_user
  51     assert conn.assigns.token == nil
  52     assert PlugHelper.plug_skipped?(conn, OAuthScopesPlug)
  53   end
  54
  55   test "with a bcrypt hash, it updates to an argon2 hash", %{conn: conn} do
  56     user = insert(:user, password_hash: Bcrypt.hash_pwd_salt("123"))
  57     assert "$2" <> _ = user.password_hash
  58
  59     conn =
  60       conn
  61       |> assign(:auth_user, user)
  62       |> assign(:auth_credentials, %{password: "123"})
  63       |> AuthenticationPlug.call(%{})
  64
  65     assert conn.assigns.user.id == conn.assigns.auth_user.id
  66     assert conn.assigns.token == nil
  67     assert PlugHelper.plug_skipped?(conn, OAuthScopesPlug)
  68
  69     user = User.get_by_id(user.id)
  70     assert "$argon2" <> _ = user.password_hash
  71   end
  72
  73   test "with a pbkdf2 hash, it updates to an argon2 hash", %{conn: conn} do
  74     user = insert(:user, password_hash: Pleroma.Password.Pbkdf2.hash_pwd_salt("123"))
  75     assert "$pbkdf2" <> _ = user.password_hash
  76
  77     conn =
  78       conn
  79       |> assign(:auth_user, user)
  80       |> assign(:auth_credentials, %{password: "123"})
  81       |> AuthenticationPlug.call(%{})
  82
  83     assert conn.assigns.user.id == conn.assigns.auth_user.id
  84     assert conn.assigns.token == nil
  85     assert PlugHelper.plug_skipped?(conn, OAuthScopesPlug)
  86
  87     user = User.get_by_id(user.id)
  88     assert "$argon2" <> _ = user.password_hash
  89   end
  90
  91   describe "checkpw/2" do
  92     test "check pbkdf2 hash" do
  93       hash =
  94         "$pbkdf2-sha512$160000$loXqbp8GYls43F0i6lEfIw$AY.Ep.2pGe57j2hAPY635sI/6w7l9Q9u9Bp02PkPmF3OrClDtJAI8bCiivPr53OKMF7ph6iHhN68Rom5nEfC2A"
  95
  96       assert AuthenticationPlug.checkpw("test-password", hash)
  97       refute AuthenticationPlug.checkpw("test-password1", hash)
  98     end
  99
 100     test "check bcrypt hash" do
 101       hash = "$2a$10$uyhC/R/zoE1ndwwCtMusK.TLVzkQ/Ugsbqp3uXI.CTTz0gBw.24jS"
 102
 103       assert AuthenticationPlug.checkpw("password", hash)
 104       refute AuthenticationPlug.checkpw("password1", hash)
 105     end
 106
 107     test "check argon2 hash" do
 108       hash =
 109         "$argon2id$v=19$m=65536,t=8,p=2$zEMMsTuK5KkL5AFWbX7jyQ$VyaQD7PF6e9btz0oH1YiAkWwIGZ7WNDZP8l+a/O171g"
 110
 111       assert AuthenticationPlug.checkpw("password", hash)
 112       refute AuthenticationPlug.checkpw("password1", hash)
 113     end
 114
 115     test "it returns false when hash invalid" do
 116       hash =
 117         "psBWV8gxkGOZWBz$PmfCycChoxeJ3GgGzwvhlgacb9mUoZ.KUXNCssekER4SJ7bOK53uXrHNb2e4i8yPFgSKyzaW9CcmrDXWIEMtD1"
 118
 119       assert capture_log(fn ->
 120                refute AuthenticationPlug.checkpw("password", hash)
 121              end) =~ "[error] Password hash not recognized"
 122     end
 123   end
 124 end