tests/e2e: fix tests to work without docker network_mode host (#8035)

* tests/e2e: start fixing tests to work without docker network_mode host

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* migrate saml and oauth source

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* update deps (mainly to update lxml which was causing a segfault on macos)

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* migrate saml source

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* format

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* fix sentry env in testing

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* make oauth types name and slug make more sense

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* migrate ldap

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* make tests run with --keepdb? partially?

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* migrate radius

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* fix proxy provider first half

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* install libxml2-dev to work around seg fault?

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* actually that doesn't change anything since use latest libxml2

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* format

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* refactor did not refactor the code

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

---------

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

tests/e2e/utils.py

@@ -1,6 +1,7 @@
 """authentik e2e testing utilities"""
 import json
 import os
+import socket
 from functools import lru_cache, wraps
 from os import environ
 from sys import stderr
@@ -43,6 +44,13 @@ def get_docker_tag() -> str:
     return f"gh-{branch_name}"
 
 
+def get_local_ip() -> str:
+    """Get the local machine's IP"""
+    hostname = socket.gethostname()
+    ip_addr = socket.gethostbyname(hostname)
+    return ip_addr
+
+
 class DockerTestCase:
     """Mixin for dealing with containers"""
 
@@ -63,6 +71,7 @@ class DockerTestCase:
 class SeleniumTestCase(DockerTestCase, StaticLiveServerTestCase):
     """StaticLiveServerTestCase which automatically creates a Webdriver instance"""
 
+    host = get_local_ip()
     container: Optional[Container] = None
     wait_timeout: int
     user: User