[sssd PR#5766][comment] Sources cleanup - part 3.

[pbrezina]

URL: https://github.com/SSSD/sssd/pull/5766
Title: #5766: Sources cleanup - part 3.

pbrezina commented:
"""
This will fix the tests

```diff
diff --git a/src/tests/intg/kdc.py b/src/tests/intg/kdc.py
index 2f1426138..b0cc073a1 100644
--- a/src/tests/intg/kdc.py
+++ b/src/tests/intg/kdc.py
@@ -76,7 +76,7 @@ class KDC(object):
         self._create_kdb()

def get_krb5_env(self):
-        my_env = os.environ
+        my_env = os.environ.copy()
         my_env['KRB5_CONFIG'] = self.krb5_conf_path
         my_env['KRB5_KDC_PROFILE'] = self.kdc_conf_path
         return my_env
diff --git a/src/tests/intg/krb5utils.py b/src/tests/intg/krb5utils.py
index 3da4c6a91..2d1b79e76 100644
--- a/src/tests/intg/krb5utils.py
+++ b/src/tests/intg/krb5utils.py
@@ -38,7 +38,7 @@ class Krb5Utils(object):
         self.krb5_conf_path = krb5_conf_path

def spawn_in_env(self, args, stdin=None, extra_env=None):
-        my_env = os.environ
+        my_env = os.environ.copy()
         my_env['KRB5_CONFIG'] = self.krb5_conf_path

if 'KRB5CCNAME' in my_env:
diff --git a/src/tests/intg/test_pam_responder.py b/src/tests/intg/test_pam_responder.py
index 072be68e9..73682d469 100644
--- a/src/tests/intg/test_pam_responder.py
+++ b/src/tests/intg/test_pam_responder.py
@@ -733,6 +733,10 @@ def setup_krb5(request, kdc_instance, passwd_ops_setup):
     """
     conf = format_pam_krb5_auth(config, kdc_instance)
     create_conf_fixture(request, conf)
+
+    os.environ['KRB5_CONFIG'] = kdc_instance.krb5_conf_path
+    os.environ['KRB5_KDC_PROFILE'] = kdc_instance.kdc_conf_path
+
     create_sssd_fixture(request)
     passwd_ops_setup.useradd(**USER1)
     passwd_ops_setup.useradd(**USER2)
@@ -798,6 +802,10 @@ def setup_krb5_domains(request, kdc_instance, passwd_ops_setup):
     """
     conf = format_pam_krb5_auth_domains(config, kdc_instance)
     create_conf_fixture(request, conf)
+
+    os.environ['KRB5_CONFIG'] = kdc_instance.krb5_conf_path
+    os.environ['KRB5_KDC_PROFILE'] = kdc_instance.kdc_conf_path
+
     create_sssd_fixture(request)
     passwd_ops_setup.useradd(**USER1)
     passwd_ops_setup.useradd(**USER2)
```

There will be probably cleaner way to propagate the krb5 environment to sssd and sssctl, I'll leave that up to you.
"""

See the full comment at https://github.com/SSSD/sssd/pull/5766#issuecomment-931275616