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[app] Secure plugin loading

This commit is contained in:
Ferdinand Thiessen 2021-03-24 17:09:21 +01:00
parent dca890dad9
commit 1550be5da6
1 changed files with 15 additions and 6 deletions
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21
flaschengeist/app.py
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@ -1,3 +1,5 @@
import enum
import pkg_resources import pkg_resources
from flask import Flask, current_app from flask import Flask, current_app
from flask_cors import CORS from flask_cors import CORS
@ -22,6 +24,8 @@ class CustomJSONEncoder(JSONEncoder):
if isinstance(o, datetime) or isinstance(o, date): if isinstance(o, datetime) or isinstance(o, date):
return o.isoformat() return o.isoformat()
if isinstance(o, enum.Enum):
return o.value
# Check if iterable # Check if iterable
try: try:
@ -40,12 +44,17 @@ def __load_plugins(app):
logger.debug("Found plugin: >{}<".format(entry_point.name)) logger.debug("Found plugin: >{}<".format(entry_point.name))
plugin = None plugin = None
if entry_point.name in config and config[entry_point.name].get("enabled", False): if entry_point.name in config and config[entry_point.name].get("enabled", False):
plugin = entry_point.load() try:
setattr(plugin, "_plugin_name", entry_point.name) logger.info(f"Load plugin {entry_point.name}")
plugin = plugin(config[entry_point.name]) plugin = entry_point.load()
if plugin.blueprint: setattr(plugin, "_plugin_name", entry_point.name)
app.register_blueprint(plugin.blueprint) plugin = plugin(config[entry_point.name])
logger.info("Load plugin >{}<".format(entry_point.name)) if plugin.blueprint:
app.register_blueprint(plugin.blueprint)
except:
logger.error(
f"Plugin {entry_point.name} was enabled, but could not be loaded due to an error.", exc_info=True
)
if isinstance(plugin, AuthPlugin): if isinstance(plugin, AuthPlugin):
logger.debug("Found authentication plugin: %s", entry_point.name) logger.debug("Found authentication plugin: %s", entry_point.name)
if entry_point.name == config["FLASCHENGEIST"]["auth"]: if entry_point.name == config["FLASCHENGEIST"]["auth"]: