misc: disable logging in runscript and shell when in command shell (#47708)

Command shell context is guessed by the presence of the TERM environment
variable (should not happen when launched by crond, initd or systemd).

hobo/multitenant/management/commands/__init__.py

@@ -173,3 +173,24 @@ class SyncCommon(BaseCommand):
     def _notice(self, output):
         if int(self.options.get('verbosity', 1)) >= 1:
             self.stdout.write(self.style.NOTICE(output))
+
+
+def disable_global_logging():
+    import os
+    import logging
+    import sys
+
+    if 'TERM' not in os.environ:
+        return
+
+    # try to disable sentry
+    if 'sentry_sdk' in sys.modules:
+        import sentry_sdk
+        sentry_sdk.init()
+
+    # then try to disable journald, syslog logging and mail admins
+    root_logger = logging.getLogger()
+    for handler in list(root_logger.handlers):
+        hdlr_class_name = handler.__class__.__name__
+        if hdlr_class_name in ['JournalHandler', 'SysLogHandler', 'AdminEmailHandler']:
+            root_logger.handlers.remove(handler)

hobo/multitenant/management/commands/runscript.py

@@ -21,12 +21,15 @@ import sys
 
 from django.core.management.base import BaseCommand
 
-class Command(BaseCommand):
+from . import disable_logging
 
+
+class Command(BaseCommand):
     def add_arguments(self, parser):
         parser.add_argument('args', nargs=argparse.REMAINDER)
 
     def handle(self, *args, **options):
+        disable_global_logging()
         fullpath = os.path.dirname(os.path.abspath(args[0]))
         sys.path.insert(0, fullpath)
         module_name = os.path.splitext(os.path.basename(args[0]))[0]

hobo/multitenant/management/commands/shell.py

@@ -1,6 +1,10 @@
-from hobo.multitenant.management.commands import TenantWrappedCommand
+from hobo.multitenant.management.commands import TenantWrappedCommand, disable_global_logging
 from django.core.management.commands import shell
 
 
 class Command(TenantWrappedCommand):
     COMMAND = shell.Command
+
+    def handle(self, *args, **kwargs):
+        disable_global_logging()
+        super(Command, self).handle(*args, **kwargs)