diff --git a/.flake8 b/.flake8
deleted file mode 100644
index 7da1f96..0000000
--- a/.flake8
+++ /dev/null
@@ -1,2 +0,0 @@
-[flake8]
-max-line-length = 100
diff --git a/.gitignore b/.gitignore
index e325e14..59395c1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,2 @@
-**/__pycache__/**
 fact_cache/**
-.coverage
 vault.yml
diff --git a/ci-requirements.txt b/ci-requirements.txt
deleted file mode 100644
index 2441f1b..0000000
--- a/ci-requirements.txt
+++ /dev/null
@@ -1,6 +0,0 @@
-ansible
-ansible-lint
-pytest
-pytest-cov
-flake8
-yamllint
diff --git a/plays/services/roles/include/vars/group.yml b/plays/services/roles/include/vars/group.yml
new file mode 100644
index 0000000..c424d7f
--- /dev/null
+++ b/plays/services/roles/include/vars/group.yml
@@ -0,0 +1,9 @@
+services_all_services: "{{
+  services_all_hosts | map('extract', hostvars, 'services_host_services') | map('dict2items') |
+  flatten | items2dict }}"
+services_rproxy_add_hosts: "\
+  {% set add_host_list = [] %}\
+  {% for service in ( services_all_services | dict2items ) %}\
+  {{ add_host_list.append('--add-host-' ~ service.key ~ ':' ~ service.value.address) }}\
+  {% endfor %}\
+  {{ add_host_list | join(' ') }}"
diff --git a/plugins/filter/format.py b/plugins/filter/format.py
deleted file mode 100644
index 9f811d2..0000000
--- a/plugins/filter/format.py
+++ /dev/null
@@ -1,32 +0,0 @@
-import jinja2.exceptions
-import ansible.errors
-import ansible.module_utils
-
-
-def __format_dict(dict_, pattern, *args):
-    values = []
-    for arg in args:
-        keys = arg.split(".")
-        value = dict_
-        for i, key in enumerate(keys):
-            try:
-                value = value[key]
-            except KeyError:
-                raise KeyError(f"{key} not in {'.'.join(['item'] + keys[:i])}")
-        values.append(value)
-    return pattern.format(*values)
-
-
-def format_dict(dict_, pattern, *args):  # pragma: no cover
-    try:
-        return __format_dict(dict_, pattern, *args)
-    except jinja2.exceptions.UndefinedError as e:
-        raise ansible.errors.AnsibleUndefinedVariable(
-            ansible.module_utils._text.to_native(e)) from e
-    except Exception as e:
-        raise ansible.errors.AnsibleFilterError(ansible.module_utils._text.to_native(e)) from e
-
-
-class FilterModule:  # pragma: no cover
-    def filters(self):
-        return {"format_dict": format_dict}
diff --git a/plugins/tests/test_filter.py b/plugins/tests/test_filter.py
deleted file mode 100644
index 28f30df..0000000
--- a/plugins/tests/test_filter.py
+++ /dev/null
@@ -1,43 +0,0 @@
-import ansible.errors
-import pytest
-
-from plugins.filter.format import format_dict
-
-
-@pytest.fixture()
-def item():
-    return {
-        "key": "key_value",
-        "value": {
-            "key_2_1": "value_2_1",
-            "key_2_2": {
-                "key_2_2_1": "value_2_2_1",
-                "key_2_2_2": "value_2_2_2",
-            },
-            "key_2_3": {
-                "key_2_3_1": "value_2_3_1",
-            },
-        },
-    }
-
-
-def test_format_dict(item):
-    string = format_dict(
-        item,
-        "start-{}-{}-{}-end",
-        "key",
-        "value.key_2_1",
-        "value.key_2_2.key_2_2_2",
-    )
-    assert string == "start-key_value-value_2_1-value_2_2_2-end"
-
-
-def test_format_dict_key_error(item):
-    with pytest.raises(ansible.errors.AnsibleFilterError):
-        format_dict(
-            item,
-            "start-{}-{}-{}-end",
-            "key",
-            "value.key_2_1",
-            "value.key_2_2.key_2_3_1",
-        )