Commit e32dbfc9 authored by lain's avatar lain

Add basic auth.

parent a93f3421
......@@ -17,3 +17,7 @@
database: "pleroma_test",
hostname: "localhost",
pool: Ecto.Adapters.SQL.Sandbox
# Reduce hash rounds for testing
config :comeonin, :pbkdf2_rounds, 1
defmodule Pleroma.Plugs.AuthenticationPlug do
import Plug.Conn
def init(options) do
options
end
def call(conn, opts) do
with {:ok, username, password} <- decode_header(conn),
{:ok, user} <- opts[:fetcher].(username),
{:ok, verified_user} <- verify(user, password)
do
conn |> assign(:user, verified_user)
else
_ -> conn |> halt_or_continue(opts)
end
end
defp verify(nil, _password) do
Comeonin.Pbkdf2.dummy_checkpw
:error
end
defp verify(user, password) do
if Comeonin.Pbkdf2.checkpw(password, user[:password_hash]) do
{:ok, user}
else
:error
end
end
defp decode_header(conn) do
with ["Basic " <> header] <- get_req_header(conn, "authorization"),
{:ok, userinfo} <- Base.decode64(header),
[username, password] <- String.split(userinfo, ":")
do
{ :ok, username, password }
end
end
defp halt_or_continue(conn, %{optional: true}) do
conn |> assign(:user, nil)
end
defp halt_or_continue(conn, _) do
conn
|> put_resp_content_type("application/json")
|> send_resp(403, Poison.encode!(%{error: "Invalid credentials."}))
|> halt
end
end
......@@ -17,7 +17,7 @@ def project do
# Type `mix help compile.app` for more information.
def application do
[mod: {Pleroma.Application, []},
extra_applications: [:logger, :runtime_tools]]
extra_applications: [:logger, :runtime_tools, :comeonin]]
end
# Specifies which paths to compile per environment.
......@@ -33,7 +33,9 @@ defp deps do
{:phoenix_ecto, "~> 3.2"},
{:postgrex, ">= 0.0.0"},
{:gettext, "~> 0.11"},
{:cowboy, "~> 1.0"}]
{:cowboy, "~> 1.0"},
{:comeonin, "~> 3.0"},
{:mix_test_watch, "~> 0.2", only: :dev}]
end
# Aliases are shortcuts or tasks specific to the current project.
......
%{"connection": {:hex, :connection, "1.0.4", "a1cae72211f0eef17705aaededacac3eb30e6625b04a6117c1b2db6ace7d5976", [:mix], []},
%{"comeonin": {:hex, :comeonin, "3.0.2", "8b213268a6634bd2e31a8035a963e974681d13ccc1f73f2ae664b6ac4e993c96", [:make, :mix], [{:elixir_make, "~> 0.4", [hex: :elixir_make, optional: false]}]},
"connection": {:hex, :connection, "1.0.4", "a1cae72211f0eef17705aaededacac3eb30e6625b04a6117c1b2db6ace7d5976", [:mix], []},
"cowboy": {:hex, :cowboy, "1.1.2", "61ac29ea970389a88eca5a65601460162d370a70018afe6f949a29dca91f3bb0", [:rebar3], [{:cowlib, "~> 1.0.2", [hex: :cowlib, optional: false]}, {:ranch, "~> 1.3.2", [hex: :ranch, optional: false]}]},
"cowlib": {:hex, :cowlib, "1.0.2", "9d769a1d062c9c3ac753096f868ca121e2730b9a377de23dec0f7e08b1df84ee", [:make], []},
"db_connection": {:hex, :db_connection, "1.1.2", "2865c2a4bae0714e2213a0ce60a1b12d76a6efba0c51fbda59c9ab8d1accc7a8", [:mix], [{:connection, "~> 1.0.2", [hex: :connection, optional: false]}, {:poolboy, "~> 1.5", [hex: :poolboy, optional: true]}, {:sbroker, "~> 1.0", [hex: :sbroker, optional: true]}]},
"decimal": {:hex, :decimal, "1.3.1", "157b3cedb2bfcb5359372a7766dd7a41091ad34578296e951f58a946fcab49c6", [:mix], []},
"ecto": {:hex, :ecto, "2.1.4", "d1ba932813ec0e0d9db481ef2c17777f1cefb11fc90fa7c142ff354972dfba7e", [:mix], [{:db_connection, "~> 1.1", [hex: :db_connection, optional: true]}, {:decimal, "~> 1.2", [hex: :decimal, optional: false]}, {:mariaex, "~> 0.8.0", [hex: :mariaex, optional: true]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, optional: true]}, {:poolboy, "~> 1.5", [hex: :poolboy, optional: false]}, {:postgrex, "~> 0.13.0", [hex: :postgrex, optional: true]}, {:sbroker, "~> 1.0", [hex: :sbroker, optional: true]}]},
"elixir_make": {:hex, :elixir_make, "0.4.0", "992f38fabe705bb45821a728f20914c554b276838433349d4f2341f7a687cddf", [:mix], []},
"fs": {:hex, :fs, "2.12.0", "ad631efacc9a5683c8eaa1b274e24fa64a1b8eb30747e9595b93bec7e492e25e", [:rebar3], []},
"gettext": {:hex, :gettext, "0.13.1", "5e0daf4e7636d771c4c71ad5f3f53ba09a9ae5c250e1ab9c42ba9edccc476263", [:mix], []},
"mime": {:hex, :mime, "1.1.0", "01c1d6f4083d8aa5c7b8c246ade95139620ef8effb009edde934e0ec3b28090a", [:mix], []},
"mix_test_watch": {:hex, :mix_test_watch, "0.3.3", "70859889a8d1d43d1b75d69d87258a301f43209a17787cdb2bd9cab42adf271d", [:mix], [{:fs, "~> 2.12", [hex: :fs, optional: false]}]},
"phoenix": {:hex, :phoenix, "1.3.0-rc.1", "0d04948a4bd24823f101024c07b6a4d35e58f1fd92a465c1bc75dd37acd1041a", [:mix], [{:cowboy, "~> 1.0", [hex: :cowboy, optional: true]}, {:phoenix_pubsub, "~> 1.0", [hex: :phoenix_pubsub, optional: false]}, {:plug, "~> 1.3.2 or ~> 1.4", [hex: :plug, optional: false]}, {:poison, "~> 2.2 or ~> 3.0", [hex: :poison, optional: false]}]},
"phoenix_ecto": {:hex, :phoenix_ecto, "3.2.3", "450c749876ff1de4a78fdb305a142a76817c77a1cd79aeca29e5fc9a6c630b26", [:mix], [{:ecto, "~> 2.1", [hex: :ecto, optional: false]}, {:phoenix_html, "~> 2.9", [hex: :phoenix_html, optional: true]}, {:plug, "~> 1.0", [hex: :plug, optional: false]}]},
"phoenix_pubsub": {:hex, :phoenix_pubsub, "1.0.1", "c10ddf6237007c804bf2b8f3c4d5b99009b42eca3a0dfac04ea2d8001186056a", [:mix], []},
......
defmodule Pleroma.Plugs.AuthenticationPlugTest do
use Pleroma.Web.ConnCase, async: true
alias Pleroma.Plugs.AuthenticationPlug
defp fetch_nil(_name) do
{:ok, nil}
end
@user %{
id: 1,
name: "dude",
password_hash: Comeonin.Pbkdf2.hashpwsalt("guy")
}
defp fetch_user(_name) do
{:ok, @user}
end
defp basic_auth_enc(username, password) do
"Basic " <> Base.encode64("#{username}:#{password}")
end
describe "without an authorization header" do
test "it halts the application" do
conn = build_conn() |> AuthenticationPlug.call(%{})
assert conn.status == 403
assert conn.halted == true
end
test "it assigns a nil user if the 'optional' option is used" do
conn = build_conn() |> AuthenticationPlug.call(%{optional: true})
assert %{ user: nil } == conn.assigns
end
end
describe "with an authorization header for a nonexisting user" do
test "it halts the application" do
conn =
build_conn()
|> AuthenticationPlug.call(%{fetcher: &fetch_nil/1})
assert conn.status == 403
assert conn.halted == true
end
test "it assigns a nil user if the 'optional' option is used" do
conn =
build_conn()
|> AuthenticationPlug.call(%{optional: true, fetcher: &fetch_nil/1 })
assert %{ user: nil } == conn.assigns
end
end
describe "with an incorrect authorization header for a enxisting user" do
test "it halts the application" do
opts = %{
fetcher: &fetch_user/1
}
header = basic_auth_enc("dude", "man")
conn =
build_conn()
|> put_req_header("authorization", header)
|> AuthenticationPlug.call(opts)
assert conn.status == 403
assert conn.halted == true
end
test "it assigns a nil user if the 'optional' option is used" do
opts = %{
optional: true,
fetcher: &fetch_user/1
}
header = basic_auth_enc("dude", "man")
conn =
build_conn()
|> put_req_header("authorization", header)
|> AuthenticationPlug.call(opts)
assert %{ user: nil } == conn.assigns
end
end
describe "with a correct authorization header for an existing user" do
test "it assigns the user" do
opts = %{
optional: true,
fetcher: &fetch_user/1
}
header = basic_auth_enc("dude", "guy")
conn =
build_conn()
|> put_req_header("authorization", header)
|> AuthenticationPlug.call(opts)
assert %{ user: @user } == conn.assigns
assert conn.halted == false
end
end
end
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