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Merge branch '923_oauth_consumer_refactoring_ci' into 'develop'

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OAuth consumer params handling refactoring

See merge request pleroma/pleroma!1047
This commit is contained in:
lambda 2019-04-19 07:49:26 +00:00
commit 218d96a26b
10 changed files with 153 additions and 138 deletions
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18
lib/pleroma/web/auth/authenticator.ex
View File

@ -13,21 +13,21 @@ def implementation do
)
end
@callback get_user(Plug.Conn.t(), Map.t()) :: {:ok, User.t()} | {:error, any()}
def get_user(plug, params), do: implementation().get_user(plug, params)
@callback get_user(Plug.Conn.t()) :: {:ok, User.t()} | {:error, any()}
def get_user(plug), do: implementation().get_user(plug)
@callback create_from_registration(Plug.Conn.t(), Map.t(), Registration.t()) ::
@callback create_from_registration(Plug.Conn.t(), Registration.t()) ::
{:ok, User.t()} | {:error, any()}
def create_from_registration(plug, params, registration),
do: implementation().create_from_registration(plug, params, registration)
def create_from_registration(plug, registration),
do: implementation().create_from_registration(plug, registration)
@callback get_registration(Plug.Conn.t(), Map.t()) ::
@callback get_registration(Plug.Conn.t()) ::
{:ok, Registration.t()} | {:error, any()}
def get_registration(plug, params),
do: implementation().get_registration(plug, params)
def get_registration(plug), do: implementation().get_registration(plug)
@callback handle_error(Plug.Conn.t(), any()) :: any()
def handle_error(plug, error), do: implementation().handle_error(plug, error)
def handle_error(plug, error),
do: implementation().handle_error(plug, error)
@callback auth_template() :: String.t() | nil
def auth_template do

24
lib/pleroma/web/auth/ldap_authenticator.ex
View File

@ -13,14 +13,16 @@ defmodule Pleroma.Web.Auth.LDAPAuthenticator do
@connection_timeout 10_000
@search_timeout 10_000
defdelegate get_registration(conn, params), to: @base
defdelegate get_registration(conn), to: @base
defdelegate create_from_registration(conn, registration), to: @base
defdelegate handle_error(conn, error), to: @base
defdelegate auth_template, to: @base
defdelegate oauth_consumer_template, to: @base
defdelegate create_from_registration(conn, params, registration), to: @base
def get_user(%Plug.Conn{} = conn, params) do
def get_user(%Plug.Conn{} = conn) do
if Pleroma.Config.get([:ldap, :enabled]) do
{name, password} =
case params do
case conn.params do
%{"authorization" => %{"name" => name, "password" => password}} ->
{name, password}
@ -34,25 +36,17 @@ def get_user(%Plug.Conn{} = conn, params) do
{:error, {:ldap_connection_error, _}} ->
# When LDAP is unavailable, try default authenticator
@base.get_user(conn, params)
@base.get_user(conn)
error ->
error
end
else
# Fall back to default authenticator
@base.get_user(conn, params)
@base.get_user(conn)
end
end
def handle_error(%Plug.Conn{} = _conn, error) do
error
end
def auth_template, do: nil
def oauth_consumer_template, do: nil
defp ldap_user(name, password) do
ldap = Pleroma.Config.get(:ldap, [])
host = Keyword.get(ldap, :host, "localhost")

29
lib/pleroma/web/auth/pleroma_authenticator.ex
View File

@ -10,9 +10,9 @@ defmodule Pleroma.Web.Auth.PleromaAuthenticator do
@behaviour Pleroma.Web.Auth.Authenticator
def get_user(%Plug.Conn{} = _conn, params) do
def get_user(%Plug.Conn{} = conn) do
{name, password} =
case params do
case conn.params do
%{"authorization" => %{"name" => name, "password" => password}} ->
{name, password}
@ -29,10 +29,9 @@ def get_user(%Plug.Conn{} = _conn, params) do
end
end
def get_registration(
%Plug.Conn{assigns: %{ueberauth_auth: %{provider: provider, uid: uid} = auth}},
_params
) do
def get_registration(%Plug.Conn{
assigns: %{ueberauth_auth: %{provider: provider, uid: uid} = auth}
}) do
registration = Registration.get_by_provider_uid(provider, uid)
if registration do
@ -40,7 +39,8 @@ def get_registration(
else
info = auth.info
Registration.changeset(%Registration{}, %{
%Registration{}
|> Registration.changeset(%{
provider: to_string(provider),
uid: to_string(uid),
info: %{
@ -54,13 +54,16 @@ def get_registration(
end
end
def get_registration(%Plug.Conn{} = _conn, _params), do: {:error, :missing_credentials}
def get_registration(%Plug.Conn{} = _conn), do: {:error, :missing_credentials}
def create_from_registration(_conn, params, registration) do
nickname = value([params["nickname"], Registration.nickname(registration)])
email = value([params["email"], Registration.email(registration)])
name = value([params["name"], Registration.name(registration)]) || nickname
bio = value([params["bio"], Registration.description(registration)])
def create_from_registration(
%Plug.Conn{params: %{"authorization" => registration_attrs}},
registration
) do
nickname = value([registration_attrs["nickname"], Registration.nickname(registration)])
email = value([registration_attrs["email"], Registration.email(registration)])
name = value([registration_attrs["name"], Registration.name(registration)]) || nickname
bio = value([registration_attrs["bio"], Registration.description(registration)])
random_password = :crypto.strong_rand_bytes(64) |> Base.encode64()

2
lib/pleroma/web/oauth/fallback_controller.ex
View File

@ -24,6 +24,6 @@ def call(conn, _error) do
conn
|> put_status(:unauthorized)
|> put_flash(:error, "Invalid Username/Password")
|> OAuthController.authorize(conn.params["authorization"])
|> OAuthController.authorize(conn.params)
end
end

115
lib/pleroma/web/oauth/oauth_controller.ex
View File

@ -44,36 +44,40 @@ def authorize(%{assigns: %{token: %Token{} = token}} = conn, params) do
def authorize(conn, params), do: do_authorize(conn, params)
defp do_authorize(conn, params) do
app = Repo.get_by(App, client_id: params["client_id"])
defp do_authorize(conn, %{"authorization" => auth_attrs}), do: do_authorize(conn, auth_attrs)
defp do_authorize(conn, auth_attrs) do
app = Repo.get_by(App, client_id: auth_attrs["client_id"])
available_scopes = (app && app.scopes) || []
scopes = oauth_scopes(params, nil) || available_scopes
scopes = oauth_scopes(auth_attrs, nil) || available_scopes
render(conn, Authenticator.auth_template(), %{
response_type: params["response_type"],
client_id: params["client_id"],
response_type: auth_attrs["response_type"],
client_id: auth_attrs["client_id"],
available_scopes: available_scopes,
scopes: scopes,
redirect_uri: params["redirect_uri"],
state: params["state"],
params: params
redirect_uri: auth_attrs["redirect_uri"],
state: auth_attrs["state"],
params: auth_attrs
})
end
def create_authorization(
conn,
%{"authorization" => auth_params} = params,
%{"authorization" => _} = params,
opts \\ []
) do
with {:ok, auth} <- do_create_authorization(conn, params, opts[:user]) do
after_create_authorization(conn, auth, auth_params)
after_create_authorization(conn, auth, params)
else
error ->
handle_create_authorization_error(conn, error, auth_params)
handle_create_authorization_error(conn, error, params)
end
end
def after_create_authorization(conn, auth, %{"redirect_uri" => redirect_uri} = auth_params) do
def after_create_authorization(conn, auth, %{
"authorization" => %{"redirect_uri" => redirect_uri} = auth_attrs
}) do
redirect_uri = redirect_uri(conn, redirect_uri)
if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" do
@ -86,8 +90,8 @@ def after_create_authorization(conn, auth, %{"redirect_uri" => redirect_uri} = a
url_params = %{:code => auth.token}
url_params =
if auth_params["state"] do
Map.put(url_params, :state, auth_params["state"])
if auth_attrs["state"] do
Map.put(url_params, :state, auth_attrs["state"])
else
url_params
end
@ -98,26 +102,34 @@ def after_create_authorization(conn, auth, %{"redirect_uri" => redirect_uri} = a
end
end
defp handle_create_authorization_error(conn, {scopes_issue, _}, auth_params)
defp handle_create_authorization_error(
conn,
{scopes_issue, _},
%{"authorization" => _} = params
)
when scopes_issue in [:unsupported_scopes, :missing_scopes] do
# Per https://github.com/tootsuite/mastodon/blob/
# 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L39
conn
|> put_flash(:error, "This action is outside the authorized scopes")
|> put_status(:unauthorized)
|> authorize(auth_params)
|> authorize(params)
end
defp handle_create_authorization_error(conn, {:auth_active, false}, auth_params) do
defp handle_create_authorization_error(
conn,
{:auth_active, false},
%{"authorization" => _} = params
) do
# Per https://github.com/tootsuite/mastodon/blob/
# 51e154f5e87968d6bb115e053689767ab33e80cd/app/controllers/api/base_controller.rb#L76
conn
|> put_flash(:error, "Your login is missing a confirmed e-mail address")
|> put_status(:forbidden)
|> authorize(auth_params)
|> authorize(params)
end
defp handle_create_authorization_error(conn, error, _auth_params) do
defp handle_create_authorization_error(conn, error, %{"authorization" => _}) do
Authenticator.handle_error(conn, error)
end
@ -151,7 +163,7 @@ def token_exchange(
conn,
%{"grant_type" => "password"} = params
) do
with {_, {:ok, %User{} = user}} <- {:get_user, Authenticator.get_user(conn, params)},
with {_, {:ok, %User{} = user}} <- {:get_user, Authenticator.get_user(conn)},
%App{} = app <- get_app_from_request(conn, params),
{:auth_active, true} <- {:auth_active, User.auth_active?(user)},
{:user_active, true} <- {:user_active, !user.info.deactivated},
@ -214,19 +226,19 @@ def token_revoke(conn, %{"token" => token} = params) do
end
@doc "Prepares OAuth request to provider for Ueberauth"
def prepare_request(conn, %{"provider" => provider} = params) do
def prepare_request(conn, %{"provider" => provider, "authorization" => auth_attrs}) do
scope =
oauth_scopes(params, [])
oauth_scopes(auth_attrs, [])
|> Enum.join(" ")
state =
params
auth_attrs
|> Map.delete("scopes")
|> Map.put("scope", scope)
|> Poison.encode!()
params =
params
auth_attrs
|> Map.drop(~w(scope scopes client_id redirect_uri))
|> Map.put("state", state)
@ -260,26 +272,26 @@ def callback(%{assigns: %{ueberauth_failure: failure}} = conn, params) do
def callback(conn, params) do
params = callback_params(params)
with {:ok, registration} <- Authenticator.get_registration(conn, params) do
with {:ok, registration} <- Authenticator.get_registration(conn) do
user = Repo.preload(registration, :user).user
auth_params = Map.take(params, ~w(client_id redirect_uri scope scopes state))
auth_attrs = Map.take(params, ~w(client_id redirect_uri scope scopes state))
if user do
create_authorization(
conn,
%{"authorization" => auth_params},
%{"authorization" => auth_attrs},
user: user
)
else
registration_params =
Map.merge(auth_params, %{
Map.merge(auth_attrs, %{
"nickname" => Registration.nickname(registration),
"email" => Registration.email(registration)
})
conn
|> put_session(:registration_id, registration.id)
|> registration_details(registration_params)
|> registration_details(%{"authorization" => registration_params})
end
else
_ ->
@ -293,53 +305,44 @@ defp callback_params(%{"state" => state} = params) do
Map.merge(params, Poison.decode!(state))
end
def registration_details(conn, params) do
def registration_details(conn, %{"authorization" => auth_attrs}) do
render(conn, "register.html", %{
client_id: params["client_id"],
redirect_uri: params["redirect_uri"],
state: params["state"],
scopes: oauth_scopes(params, []),
nickname: params["nickname"],
email: params["email"]
client_id: auth_attrs["client_id"],
redirect_uri: auth_attrs["redirect_uri"],
state: auth_attrs["state"],
scopes: oauth_scopes(auth_attrs, []),
nickname: auth_attrs["nickname"],
email: auth_attrs["email"]
})
end
def register(conn, %{"op" => "connect"} = params) do
authorization_params = Map.put(params, "name", params["auth_name"])
create_authorization_params = %{"authorization" => authorization_params}
def register(conn, %{"authorization" => _, "op" => "connect"} = params) do
with registration_id when not is_nil(registration_id) <- get_session_registration_id(conn),
%Registration{} = registration <- Repo.get(Registration, registration_id),
{_, {:ok, auth}} <-
{:create_authorization, do_create_authorization(conn, create_authorization_params)},
{:create_authorization, do_create_authorization(conn, params)},
%User{} = user <- Repo.preload(auth, :user).user,
{:ok, _updated_registration} <- Registration.bind_to_user(registration, user) do
conn
|> put_session_registration_id(nil)
|> after_create_authorization(auth, authorization_params)
|> after_create_authorization(auth, params)
else
{:create_authorization, error} ->
{:register, handle_create_authorization_error(conn, error, create_authorization_params)}
{:register, handle_create_authorization_error(conn, error, params)}
_ ->
{:register, :generic_error}
end
end
def register(conn, %{"op" => "register"} = params) do
def register(conn, %{"authorization" => _, "op" => "register"} = params) do
with registration_id when not is_nil(registration_id) <- get_session_registration_id(conn),
%Registration{} = registration <- Repo.get(Registration, registration_id),
{:ok, user} <- Authenticator.create_from_registration(conn, params, registration) do
{:ok, user} <- Authenticator.create_from_registration(conn, registration) do
conn
|> put_session_registration_id(nil)
|> create_authorization(
%{
"authorization" => %{
"client_id" => params["client_id"],
"redirect_uri" => params["redirect_uri"],
"scopes" => oauth_scopes(params, nil)
}
},
params,
user: user
)
else
@ -374,15 +377,15 @@ defp do_create_authorization(
%{
"client_id" => client_id,
"redirect_uri" => redirect_uri
} = auth_params
} = params,
} = auth_attrs
},
user \\ nil
) do
with {_, {:ok, %User{} = user}} <-
{:get_user, (user && {:ok, user}) || Authenticator.get_user(conn, params)},
{:get_user, (user && {:ok, user}) || Authenticator.get_user(conn)},
%App{} = app <- Repo.get_by(App, client_id: client_id),
true <- redirect_uri in String.split(app.redirect_uris),
scopes <- oauth_scopes(auth_params, []),
scopes <- oauth_scopes(auth_attrs, []),
{:unsupported_scopes, []} <- {:unsupported_scopes, scopes -- app.scopes},
# Note: `scope` param is intentionally not optional in this context
{:missing_scopes, false} <- {:missing_scopes, scopes == []},

2
lib/pleroma/web/templates/o_auth/o_auth/_scopes.html.eex
View File

@ -5,7 +5,7 @@
<%= for scope <- @available_scopes do %>
<%# Note: using hidden input with `unchecked_value` in order to distinguish user's empty selection from `scope` param being omitted %>
<div class="scope">
<%= checkbox @form, :"scope_#{scope}", value: scope in @scopes && scope, checked_value: scope, unchecked_value: "", name: assigns[:scope_param] || "scope[]" %>
<%= checkbox @form, :"scope_#{scope}", value: scope in @scopes && scope, checked_value: scope, unchecked_value: "", name: "authorization[scope][]" %>
<%= label @form, :"scope_#{scope}", String.capitalize(scope) %>
</div>
<% end %>

2
lib/pleroma/web/templates/o_auth/o_auth/consumer.html.eex
View File

@ -1,6 +1,6 @@
<h2>Sign in with external provider</h2>
<%= form_for @conn, o_auth_path(@conn, :prepare_request), [method: "get"], fn f -> %>
<%= form_for @conn, o_auth_path(@conn, :prepare_request), [as: "authorization", method: "get"], fn f -> %>
<%= render @view_module, "_scopes.html", Map.put(assigns, :form, f) %>
<%= hidden_input f, :client_id, value: @client_id %>

7
lib/pleroma/web/templates/o_auth/o_auth/register.html.eex
View File

@ -8,8 +8,7 @@
<h2>Registration Details</h2>
<p>If you'd like to register a new account, please provide the details below.</p>
<%= form_for @conn, o_auth_path(@conn, :register), [], fn f -> %>
<%= form_for @conn, o_auth_path(@conn, :register), [as: "authorization"], fn f -> %>
<div class="input">
<%= label f, :nickname, "Nickname" %>
@ -25,8 +24,8 @@
<p>Alternatively, sign in to connect to existing account.</p>
<div class="input">
<%= label f, :auth_name, "Name or email" %>
<%= text_input f, :auth_name %>
<%= label f, :name, "Name or email" %>
<%= text_input f, :name %>
</div>
<div class="input">
<%= label f, :password, "Password" %>

2
lib/pleroma/web/templates/o_auth/o_auth/show.html.eex
View File

@ -17,7 +17,7 @@
<%= password_input f, :password %>
</div>
<%= render @view_module, "_scopes.html", Map.merge(assigns, %{form: f, scope_param: "authorization[scope][]"}) %>
<%= render @view_module, "_scopes.html", Map.merge(assigns, %{form: f}) %>
<%= hidden_input f, :client_id, value: @client_id %>
<%= hidden_input f, :response_type, value: @response_type %>

26
test/web/oauth/oauth_controller_test.exs
View File

@ -68,11 +68,13 @@ test "GET /oauth/prepare_request encodes parameters as `state` and redirects", %
"/oauth/prepare_request",
%{
"provider" => "twitter",
"authorization" => %{
"scope" => "read follow",
"client_id" => app.client_id,
"redirect_uri" => app.redirect_uris,
"state" => "a_state"
}
}
)
assert response = html_response(conn, 302)
@ -104,7 +106,7 @@ test "with user-bound registration, GET /oauth/<provider>/callback redirects to
}
with_mock Pleroma.Web.Auth.Authenticator,
get_registration: fn _, _ -> {:ok, registration} end do
get_registration: fn _ -> {:ok, registration} end do
conn =
get(
conn,
@ -134,7 +136,7 @@ test "with user-unbound registration, GET /oauth/<provider>/callback renders reg
}
with_mock Pleroma.Web.Auth.Authenticator,
get_registration: fn _, _ -> {:ok, registration} end do
get_registration: fn _ -> {:ok, registration} end do
conn =
get(
conn,
@ -193,6 +195,7 @@ test "GET /oauth/registration_details renders registration details form", %{
conn,
"/oauth/registration_details",
%{
"authorization" => %{
"scopes" => app.scopes,
"client_id" => app.client_id,
"redirect_uri" => app.redirect_uris,
@ -200,6 +203,7 @@ test "GET /oauth/registration_details renders registration details form", %{
"nickname" => nil,
"email" => "john@doe.com"
}
}
)
assert response = html_response(conn, 200)
@ -221,6 +225,7 @@ test "with valid params, POST /oauth/register?op=register redirects to `redirect
"/oauth/register",
%{
"op" => "register",
"authorization" => %{
"scopes" => app.scopes,
"client_id" => app.client_id,
"redirect_uri" => app.redirect_uris,
@ -228,6 +233,7 @@ test "with valid params, POST /oauth/register?op=register redirects to `redirect
"nickname" => "availablenick",
"email" => "available@email.com"
}
}
)
assert response = html_response(conn, 302)
@ -244,6 +250,7 @@ test "with invalid params, POST /oauth/register?op=register renders registration
params = %{
"op" => "register",
"authorization" => %{
"scopes" => app.scopes,
"client_id" => app.client_id,
"redirect_uri" => app.redirect_uris,
@ -251,10 +258,15 @@ test "with invalid params, POST /oauth/register?op=register renders registration
"nickname" => "availablenickname",
"email" => "available@email.com"
}
}
for {bad_param, bad_param_value} <-
[{"nickname", another_user.nickname}, {"email", another_user.email}] do
bad_params = Map.put(params, bad_param, bad_param_value)
bad_registration_attrs = %{
"authorization" => Map.put(params["authorization"], bad_param, bad_param_value)
}
bad_params = Map.merge(params, bad_registration_attrs)
conn =
conn
@ -281,13 +293,15 @@ test "with valid params, POST /oauth/register?op=connect redirects to `redirect_
"/oauth/register",
%{
"op" => "connect",
"authorization" => %{
"scopes" => app.scopes,
"client_id" => app.client_id,
"redirect_uri" => app.redirect_uris,
"state" => "a_state",
"auth_name" => user.nickname,
"name" => user.nickname,
"password" => "testpassword"
}
}
)
assert response = html_response(conn, 302)
@ -304,13 +318,15 @@ test "with invalid params, POST /oauth/register?op=connect renders registration_
params = %{
"op" => "connect",
"authorization" => %{
"scopes" => app.scopes,
"client_id" => app.client_id,
"redirect_uri" => app.redirect_uris,
"state" => "a_state",
"auth_name" => user.nickname,
"name" => user.nickname,
"password" => "wrong password"
}
}
conn =
conn