Use oslo.reports for better debugging

oslo.reports [1] helps generate Guru Meditation reports [2] that
would be helpful for debugging Searchlight.

[1] https://github.com/openstack/oslo.reports
[2] https://en.wikipedia.org/wiki/Guru_Meditation

Change-Id: I36e519c54fa6930be9b71756de52953d609887ec
Signed-off-by: Trinh Nguyen <dangtrinhnt@gmail.com>

lower-constraints.txt

@@ -65,6 +65,7 @@ oslo.log==3.36.0
 oslo.messaging==5.29.0
 oslo.middleware==3.31.0
 oslo.policy==1.30.0
+oslo.reports==1.18.0
 oslo.serialization==2.18.0
 oslo.service==1.33.0
 oslo.upgradecheck==0.1.0

requirements.txt

@@ -34,6 +34,7 @@ six>=1.10.0 # MIT
 
 oslo.i18n>=3.15.3 # Apache-2.0
 oslo.log>=3.36.0 # Apache-2.0
+oslo.reports>=1.18.0 # Apache-2.0
 oslo.messaging>=5.29.0 # Apache-2.0
 oslo.policy>=1.30.0 # Apache-2.0
 oslo.serialization!=2.19.1,>=2.18.0 # Apache-2.0

searchlight/cmd/api.py

@@ -25,6 +25,7 @@ import os
 import sys
 
 import eventlet
+from oslo_reports import guru_meditation_report as gmr
 from oslo_utils import encodeutils
 
 
@@ -56,6 +57,7 @@ from searchlight.common import utils
 from searchlight.common import wsgi
 from searchlight import notifier
 from searchlight import service_policies
+from searchlight import version
 
 CONF = cfg.CONF
 CONF.import_group("profiler", "searchlight.common.wsgi")
@@ -77,6 +79,7 @@ def configure_wsgi():
     config.parse_args()
     config.set_config_defaults()
     logging.setup(CONF, 'searchlight')
+    gmr.TextGuruMeditation.setup_autorun(version)
     utils.register_plugin_opts()
 
     # Fail fast if service policy files aren't found

searchlight/service.py

@@ -21,8 +21,10 @@ from oslo_config import cfg
 import oslo_i18n
 from oslo_log import log
 import oslo_messaging
+from oslo_reports import guru_meditation_report as gmr
 
 from searchlight.common import utils
+from searchlight import version
 
 CONF = cfg.CONF
 
@@ -38,7 +40,7 @@ def prepare_service(argv=None):
     oslo_i18n.enable_lazy()
     log.set_defaults(_DEFAULT_LOG_LEVELS)
     log.register_options(CONF)
-
+    gmr.TextGuruMeditation.setup_autorun(version)
     utils.register_plugin_opts()
 
     if argv is None:

searchlight/version.py

@@ -16,3 +16,4 @@
 import pbr.version
 
 version_info = pbr.version.VersionInfo('searchlight')
+version_string = version_info.version_string