Merge "Enable profiling of angular pages (with async requests)"
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Gerrit Code Review
commit
5166f74f44
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@ -24,6 +24,7 @@ import re
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from django.conf import settings
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from horizon import conf
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from openstack_dashboard.contrib.developer.profiler import api as profiler
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def openstack(request):
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@ -61,8 +62,14 @@ def openstack(request):
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context['WEBROOT'] = getattr(settings, "WEBROOT", "/")
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# Adding profiler support flag
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enabled = getattr(settings, 'OPENSTACK_PROFILER', {}).get('enabled', False)
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context['profiler_enabled'] = enabled
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profiler_settings = getattr(settings, 'OPENSTACK_PROFILER', {})
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profiler_enabled = profiler_settings.get('enabled', False)
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context['profiler_enabled'] = profiler_enabled
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if profiler_enabled and 'profile_page' in request.COOKIES:
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index_view_id = request.META.get(profiler.ROOT_HEADER, '')
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hmac_keys = profiler_settings.get('keys', [])
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context['x_trace_info'] = profiler.update_trace_headers(
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hmac_keys, parent_id=index_view_id)
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# Search for external plugins and append to javascript message catalog
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# internal plugins are under the openstack_dashboard domain
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@ -14,14 +14,18 @@
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# under the License.
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import contextlib
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import json
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from django.conf import settings
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from osprofiler import _utils as utils
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from osprofiler.drivers.base import get_driver as profiler_get_driver
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from osprofiler import notifier
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from osprofiler import profiler
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from osprofiler import web
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from six.moves.urllib.parse import urlparse
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ROOT_HEADER = 'PARENT_VIEW_TRACE_ID'
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PROFILER_SETTINGS = getattr(settings, 'OPENSTACK_PROFILER', {})
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@ -88,15 +92,36 @@ def get_trace(request, trace_id):
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_data['is_leaf'] = not len(_data['children'])
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_data['visible'] = True
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_data['childrenVisible'] = True
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finished = _data['info']['finished']
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for child in _data['children']:
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rec(child, level + 1)
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return _data
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__, child_finished = rec(child, level + 1)
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# NOTE(tsufiev): in case of async requests the root request usually
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# finishes before the dependent requests do so, to we need to
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# normalize the duration of all requests by the finishing time of
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# the one which took longest
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if child_finished > finished:
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finished = child_finished
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return _data, finished
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engine = _get_engine(request)
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trace = engine.get_report(trace_id)
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# throw away toplevel node which is dummy and doesn't contain any info,
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# use its first and only child as the toplevel node
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return rec(trace['children'][0])
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# NOTE(tsufiev): throw away toplevel node which is dummy and doesn't
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# contain any info, use its first and only child as the toplevel node
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data, max_finished = rec(trace['children'][0])
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data['info']['max_finished'] = max_finished
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return data
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def update_trace_headers(keys, **kwargs):
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trace_headers = web.get_trace_id_headers()
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trace_info = utils.signed_unpack(
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trace_headers[web.X_TRACE_INFO], trace_headers[web.X_TRACE_HMAC],
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keys)
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trace_info.update(kwargs)
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p = profiler.get()
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trace_data = utils.signed_pack(trace_info, p.hmac_key)
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return json.dumps({web.X_TRACE_INFO: trace_data[0],
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web.X_TRACE_HMAC: trace_data[1]})
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if not PROFILER_SETTINGS.get('enabled', False):
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@ -34,12 +34,25 @@ PROFILER_ENABLED = PROFILER_CONF.get('enabled', False)
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class ProfilerClientMiddleware(object):
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profiler_headers = [
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('HTTP_X_TRACE_INFO', 'X-Trace-Info'),
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('HTTP_X_TRACE_HMAC', 'X-Trace-HMAC')
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]
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def __init__(self):
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if not PROFILER_ENABLED:
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raise exceptions.MiddlewareNotUsed()
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super(ProfilerClientMiddleware, self).__init__()
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def is_async_profiling(self, request):
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return self.profiler_headers[0][0] in request.META
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def process_request(self, request):
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if self.is_async_profiling(request):
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for src_header, dst_header in self.profiler_headers:
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request.META[dst_header] = request.META.get(src_header)
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return None
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if 'profile_page' in request.COOKIES:
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hmac_key = PROFILER_CONF.get('keys')[0]
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profiler.init(hmac_key)
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@ -76,8 +89,8 @@ class ProfilerMiddleware(object):
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return True
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def process_view(self, request, view_func, view_args, view_kwargs):
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# do not profile ajax requests for now
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if not self.is_enabled(request) or request.is_ajax():
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if not self.is_enabled(request):
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return None
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trace_info = profiler_utils.signed_unpack(
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@ -98,6 +111,8 @@ class ProfilerMiddleware(object):
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}
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}
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with api.traced(request, view_func.__name__, info) as trace_id:
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request.META[api.ROOT_HEADER] = profiler.get().get_id()
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response = view_func(request, *view_args, **view_kwargs)
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url = reverse('horizon:developer:profiler:index')
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message = safestring.mark_safe(
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@ -115,8 +130,4 @@ class ProfilerMiddleware(object):
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def process_response(self, request, response):
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self.clear_profiling_cookies(request, response)
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# do not profile ajax requests for now
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if not self.is_enabled(request) or request.is_ajax():
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return response
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return response
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@ -51,7 +51,7 @@
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* are used while rendering trace node.
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*/
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sharedProfilerController.$inject = [
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'$modal',
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'$uibModal',
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'$rootScope',
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'$templateCache',
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'horizon.dashboard.developer.profiler.basePath'
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@ -95,13 +95,13 @@
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}
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function getWidth(data, rootData) {
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var full_duration = rootData.info.finished;
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var full_duration = rootData.info.max_finished;
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var duration = (data.info.finished - data.info.started) * 100.0 / full_duration;
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return (duration >= 0.5) ? duration : 0.5;
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}
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function getStarted(data, rootData) {
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var full_duration = rootData.info.finished;
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var full_duration = rootData.info.max_finished;
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return data.info.started * 100.0 / full_duration;
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}
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@ -154,8 +154,8 @@
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ctrl.profilePage = profilePage;
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function profilePage() {
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$cookies.put('profile_page', true);
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$cookies.put('profile_page', true, {path: window.location.pathname});
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window.location.reload();
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}
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}
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})();
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})();
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@ -29,12 +29,31 @@
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config.$inject = [
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'$provide',
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'$windowProvider'
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'$windowProvider',
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'$httpProvider',
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'horizon.dashboard.developer.profiler.headers'
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];
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function config($provide, $windowProvider) {
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function config($provide, $windowProvider, $httpProvider, headers) {
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var path = $windowProvider.$get().STATIC_URL + 'dashboard/developer/profiler/';
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$provide.constant('horizon.dashboard.developer.profiler.basePath', path);
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if (Object.keys(headers).length) {
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$httpProvider.interceptors.push(function() {
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return {
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'request': function(config) {
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if (angular.isUndefined(config.headers)) {
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config.headers = {};
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}
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if (headers) {
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angular.forEach(headers, function(value, key) {
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config.headers[key] = value;
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});
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}
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return config;
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}
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};
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});
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}
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}
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})();
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@ -9,10 +9,10 @@
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</td>
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<td>
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<div class="progress-text">
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<progress>
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<bar value="ctrl.getStarted(data, rootData)" type="transparent"></bar>
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<bar value="ctrl.getWidth(data, rootData)" type="info"></bar>
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</progress>
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<uib-progress>
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<uib-bar value="ctrl.getStarted(data, rootData)" type="transparent"></uib-bar>
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<uib-bar value="ctrl.getWidth(data, rootData)" type="info"></uib-bar>
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</uib-progress>
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<span class="progress-bar-text">
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{$ data.info.finished - data.info.started $} ms
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</span>
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@ -66,6 +66,17 @@
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{% endcache %}
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{% endcompress %}
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{% if profiler_enabled %}
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<script>
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(function() {
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angular.module('horizon.dashboard.developer.profiler')
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.constant('horizon.dashboard.developer.profiler.headers',
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{% if x_trace_info %}{{ x_trace_info|safe }}{% else %}{}{% endif %}
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);
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})();
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</script>
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{% endif %}
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{% comment %} Client-side Templates (These should *not* be inside the "compress" tag.) {% endcomment %}
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{% include "horizon/client_side/templates.html" %}
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