Dynamically load configuration files

This commit is contained in:
Christian Mäder 2020-10-18 02:34:45 +02:00
parent fd3d3d11d1
commit 43c05d816d
5 changed files with 117 additions and 14 deletions

View File

@ -61,12 +61,12 @@ ARG NETBOX_PATH
COPY ${NETBOX_PATH} /opt/netbox
COPY docker/configuration.docker.py /opt/netbox/netbox/netbox/configuration.py
COPY configuration/gunicorn_config.py /etc/netbox/config/
COPY docker/gunicorn_config.py /etc/netbox/
COPY docker/nginx.conf /etc/netbox-nginx/nginx.conf
COPY docker/docker-entrypoint.sh /opt/netbox/docker-entrypoint.sh
COPY startup_scripts/ /opt/netbox/startup_scripts/
COPY initializers/ /opt/netbox/initializers/
COPY configuration/configuration.py /etc/netbox/config/configuration.py
COPY configuration/ /etc/netbox/config/
WORKDIR /opt/netbox/netbox
@ -79,7 +79,7 @@ RUN mkdir static && chmod -R g+w static media
ENTRYPOINT [ "/opt/netbox/docker-entrypoint.sh" ]
CMD ["gunicorn", "-c /etc/netbox/config/gunicorn_config.py", "netbox.wsgi"]
CMD ["gunicorn", "-c /etc/netbox/gunicorn_config.py", "netbox.wsgi"]
LABEL ORIGINAL_TAG="" \
NETBOX_GIT_BRANCH="" \
@ -122,4 +122,3 @@ RUN apk add --no-cache \
util-linux
COPY docker/ldap_config.docker.py /opt/netbox/netbox/netbox/ldap_config.py
COPY configuration/ldap_config.py /etc/netbox/config/ldap_config.py

View File

@ -1,10 +1,62 @@
from os.path import abspath, isfile
from os import scandir
import importlib.util
import sys
_CONFIG_DIR = '/etc/netbox/config/'
_MAIN_CONFIG = 'configuration'
_MODULE = 'netbox.configuration'
_loaded_configurations = []
def __getattr__(name):
for config in _loaded_configurations:
try:
spec = importlib.util.spec_from_file_location('configuration', '/etc/netbox/config/configuration.py')
return getattr(config, name)
except:
pass
raise AttributeError
def _filename(f):
return f.name
def _import(module_name, path):
spec = importlib.util.spec_from_file_location('', path)
module = importlib.util.module_from_spec(spec)
spec.loader.exec_module(module)
sys.modules['netbox.configuration'] = module
except:
raise ImportError('')
sys.modules[module_name] = module
_loaded_configurations.insert(0, module)
print(f"🧬 loaded config '{path}'")
_main_config_path = abspath(f'{_CONFIG_DIR}/{_MAIN_CONFIG}.py')
if isfile(_main_config_path):
_import(f'{_MODULE}.configuration', _main_config_path)
else:
print(f"⚠️ Main configuration '{_main_config_path}' not found.")
with scandir(_CONFIG_DIR) as it:
for f in sorted(it, key=_filename):
if not f.is_file():
continue
if f.name.startswith('__'):
continue
if not f.name.endswith('.py'):
continue
if f.name == f'{_MAIN_CONFIG}.py':
continue
module_name = f"{_MODULE}.{f.name[:-len('.py')]}"
_import(module_name, f.path)
if len(_loaded_configurations) == 0:
print(f"‼️ No configuration files found in '{_CONFIG_DIR}'.")
raise ImportError(f"No configuration files found in '{_CONFIG_DIR}'.")

View File

@ -1,10 +1,62 @@
from os.path import abspath, isfile
from os import scandir
import importlib.util
import sys
_CONFIG_DIR = '/etc/netbox/config/ldap/'
_MAIN_CONFIG = 'ldap_config'
_MODULE = 'netbox.configuration.ldap'
_loaded_configurations = []
def __getattr__(name):
for config in _loaded_configurations:
try:
spec = importlib.util.spec_from_file_location('ldap_config', '/etc/netbox/config/ldap_config.py')
return getattr(config, name)
except:
pass
raise AttributeError
def _filename(f):
return f.name
def _import(module_name, path):
spec = importlib.util.spec_from_file_location('', path)
module = importlib.util.module_from_spec(spec)
spec.loader.exec_module(module)
sys.modules['netbox.ldap_config'] = module
except:
raise ImportError('')
sys.modules[module_name] = module
_loaded_configurations.insert(0, module)
print(f"🧬 loaded config '{path}'")
_main_config_path = abspath(f'{_CONFIG_DIR}/{_MAIN_CONFIG}.py')
if isfile(_main_config_path):
_import(f'{_MODULE}.configuration', _main_config_path)
else:
print(f"⚠️ Main configuration '{_main_config_path}' not found.")
with scandir(_CONFIG_DIR) as it:
for f in sorted(it, key=_filename):
if not f.is_file():
continue
if f.name.startswith('__'):
continue
if not f.name.endswith('.py'):
continue
if f.name == f'{_MAIN_CONFIG}.py':
continue
module_name = f"{_MODULE}.{f.name[:-len('.py')]}"
_import(module_name, f.path)
if len(_loaded_configurations) == 0:
print(f"‼️ No configuration files found in '{_CONFIG_DIR}'.")
raise ImportError(f"No configuration files found in '{_CONFIG_DIR}'.")