def create_entries_ldap_external_user_directory_config_content(
entries,
config_d_dir="/etc/clickhouse-server/config.d",
config_file="ldap_external_user_directories.xml",
):
"""Create configurattion file content that contains
one or more entries for the LDAP external user directory.
For example,
```xml
<user_directories>
<ldap>
<server>my_ldap_server</server>
<roles>
<my_local_role1 />
<my_local_role2 />
</roles>
</ldap>
</user_directories>
```
"""
uid = getuid()
path = os.path.join(config_d_dir, config_file)
name = config_file
root = xmltree.fromstring(
"<clickhouse><user_directories></user_directories></clickhouse>"
)
xml_user_directories = root.find("user_directories")
xml_user_directories.append(
xmltree.Comment(text=f"LDAP external user directories {uid}")
)
for entry in entries:
servers, roles_entries = entry
xml_directory = xmltree.Element("ldap")
for server in servers:
if server is not None:
xml_append(xml_directory, "server", server)
if roles_entries:
for roles_entry in roles_entries:
xml_roles = xmltree.Element("roles")
if roles_entry:
for role in roles_entry:
if role is not None:
xml_append(xml_roles, role, "")
xml_directory.append(xml_roles)
xml_user_directories.append(xml_directory)
xml_indent(root)
content = xml_with_utf8 + str(
xmltree.tostring(root, short_empty_elements=False, encoding="utf-8"), "utf-8"
)
return Config(content, path, name, uid, "config.xml")
def create_xml_tree(entries, root):
for k, v in entries.items():
if type(v) is dict:
xml_element = xmltree.Element(k)
create_xml_tree(v, xml_element)
root.append(xml_element)
elif type(v) in (list, tuple):
xml_element = xmltree.Element(k)
for e in v:
create_xml_tree(e, xml_element)
root.append(xml_element)
else:
xml_append(root, k, v)