Merge "Log options at debug when starting API services under wsgi"

nova/api/openstack/placement/wsgi.py

@@ -19,6 +19,7 @@ import os
 import os.path
 
 from oslo_log import log as logging
+from oslo_service import _options as service_opts
 
 from nova.api.openstack.placement import deploy
 from nova import conf
@@ -55,8 +56,12 @@ def init_application():
     # initialize the logging system
     setup_logging(conf.CONF)
 
-    # dump conf if we're at debug
-    if conf.CONF.debug:
+    # dump conf at debug (log_options option comes from oslo.service)
+    # FIXME(mriedem): This is gross but we don't have a public hook into
+    # oslo.service to register these options, so we are doing it manually for
+    # now; remove this when we have a hook method into oslo.service.
+    conf.CONF.register_opts(service_opts.service_opts)
+    if conf.CONF.log_options:
         conf.CONF.log_opt_values(
             logging.getLogger(__name__),
             logging.DEBUG)

releasenotes/notes/bug-1732000-log-options-6db2cc8c747145ca.yaml

@@ -0,0 +1,7 @@
+---
+fixes:
+  - |
+    The ``[DEFAULT]/log_options`` configuration option can be used to log
+    configuration options at DEBUG level when the `placement-api` and/or
+    `nova-api` services are started under WSGI. The default behavior is to
+    log options on startup.