started extracting code
This commit is contained in:
Sandy Walsh
parent
dc4e77017e
commit
ecfc3abae8
3
README
3
README
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StackTach is a debugging tool for OpenStack Nova.
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It takes events from AMQP and sends them to the StackTach server for web display.
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#!/usr/bin/env python
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from django.core.management import execute_manager
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import imp
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try:
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imp.find_module('settings') # Assumed to be in the same directory.
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except ImportError:
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import sys
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sys.stderr.write("Error: Can't find the file 'settings.py' in the directory containing %r. It appears you've customized things.\nYou'll have to run django-admin.py, passing it your settings module.\n" % __file__)
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sys.exit(1)
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import settings
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if __name__ == "__main__":
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execute_manager(settings)
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# Copyright 2012 - Dark Secret Software Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from django import forms
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from django.db import models
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class Tenant(models.Model):
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email = models.CharField(max_length=50)
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project_name = models.CharField(max_length=50)
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tenant_id = models.AutoField(primary_key=True, unique=True)
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class RawData(models.Model):
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tenant = models.ForeignKey(Tenant, db_index=True,
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to_field='tenant_id')
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nova_tenant = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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json = models.TextField()
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routing_key = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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state = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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when = models.DateTimeField(db_index=True)
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microseconds = models.IntegerField(default=0)
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publisher = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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event = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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service = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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host = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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instance = models.CharField(max_length=50, null=True,
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blank=True, db_index=True)
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class TenantForm(forms.ModelForm):
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class Meta:
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model = Tenant
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fields = ('email', 'project_name')
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from django.conf.urls.defaults import patterns, include, url
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# Uncomment the next two lines to enable the admin:
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# from django.contrib import admin
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# admin.autodiscover()
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urlpatterns = patterns('',
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url(r'^$', 'dss.stackmon.views.welcome', name='welcome'),
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url(r'new_tenant', 'dss.stackmon.views.new_tenant', name='new_tenant'),
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url(r'logout', 'dss.stackmon.views.logout', name='logout'),
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url(r'^(?P<tenant_id>\d+)/$', 'dss.stackmon.views.home', name='home'),
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url(r'^(?P<tenant_id>\d+)/data/$', 'dss.stackmon.views.data',
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name='data'),
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url(r'^(?P<tenant_id>\d+)/details/(?P<column>\w+)/(?P<row_id>\d+)/$',
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'dss.stackmon.views.details', name='details'),
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url(r'^(?P<tenant_id>\d+)/expand/(?P<row_id>\d+)/$',
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'dss.stackmon.views.expand', name='expand'),
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url(r'^(?P<tenant_id>\d+)/host_status/$',
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'dss.stackmon.views.host_status', name='host_status'),
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url(r'^(?P<tenant_id>\d+)/instance_status/$',
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'dss.stackmon.views.instance_status', name='instance_status'),
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# Uncomment the admin/doc line below to enable admin documentation:
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# url(r'^admin/doc/', include('django.contrib.admindocs.urls')),
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# Uncomment the next line to enable the admin:
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# url(r'^admin/', include(admin.site.urls)),
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)
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# Copyright 2012 - Dark Secret Software Inc.
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from django.shortcuts import render_to_response
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from django import http
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from django import template
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from django.utils.functional import wraps
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from dss.stackmon import models
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import datetime
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import json
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import logging
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import pprint
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import random
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import sys
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logger = logging.getLogger(__name__)
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VERSION = 4
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class My401(BaseException):
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pass
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class HttpResponseUnauthorized(http.HttpResponse):
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status_code = 401
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def _monitor_message(routing_key, body):
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event = body['event_type']
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publisher = body['publisher_id']
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parts = publisher.split('.')
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service = parts[0]
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host = parts[1]
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payload = body['payload']
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request_spec = payload.get('request_spec', None)
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instance = None
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instance = payload.get('instance_id', instance)
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nova_tenant = body.get('_context_project_id', None)
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nova_tenant = payload.get('tenant_id', nova_tenant)
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return dict(host=host, instance=instance, publisher=publisher,
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service=service, event=event, nova_tenant=nova_tenant)
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def _compute_update_message(routing_key, body):
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publisher = None
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instance = None
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args = body['args']
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host = args['host']
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service = args['service_name']
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event = body['method']
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nova_tenant = args.get('_context_project_id', None)
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return dict(host=host, instance=instance, publisher=publisher,
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service=service, event=event, nova_tenant=nova_tenant)
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# routing_key : handler
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HANDLERS = {'monitor.info':_monitor_message,
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'monitor.error':_monitor_message,
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'':_compute_update_message}
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def _parse(tenant, args, json_args):
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routing_key, body = args
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handler = HANDLERS.get(routing_key, None)
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if handler:
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values = handler(routing_key, body)
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if not values:
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return {}
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values['tenant'] = tenant
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when = body['_context_timestamp']
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when = datetime.datetime.strptime(when, "%Y-%m-%dT%H:%M:%S.%f")
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values['when'] = when
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values['microseconds'] = when.microsecond
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values['routing_key'] = routing_key
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values['json'] = json_args
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record = models.RawData(**values)
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record.save()
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return values
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return {}
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def _post_process_raw_data(rows, highlight=None):
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for row in rows:
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if "error" in row.routing_key:
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row.is_error = True
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if highlight and row.id == int(highlight):
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row.highlight = True
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row.when += datetime.timedelta(microseconds=row.microseconds)
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class State(object):
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def __init__(self):
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self.version = VERSION
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self.tenant = None
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def __str__(self):
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tenant = "?"
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if self.tenant:
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tenant = "'%s' - %s (%d)" % (self.tenant.project_name,
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self.tenant.email, self.tenant.id)
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return "[Version %s, Tenant %s]" % (self.version, tenant)
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def _reset_state(request):
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state = State()
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request.session['state'] = state
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return state
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def _get_state(request, tenant_id=None):
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tenant = None
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if tenant_id:
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try:
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tenant = models.Tenant.objects.get(tenant_id=tenant_id)
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except models.Tenant.DoesNotExist:
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raise My401()
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if 'state' in request.session:
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state = request.session['state']
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else:
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state =_reset_state(request)
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if hasattr(state, 'version') and state.version < VERSION:
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state =_reset_state(request)
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state.tenant = tenant
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return state
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def tenant_check(view):
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@wraps(view)
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def inner(*args, **kwargs):
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try:
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return view(*args, **kwargs)
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# except HttpResponseUnauthorized, e:
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except My401:
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return HttpResponseUnauthorized()
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return inner
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def _default_context(state):
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context = dict(utc=datetime.datetime.utcnow(), state=state)
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return context
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def welcome(request):
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state = _reset_state(request, None)
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return render_to_response('stackmon/welcome.html', _default_context(state))
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@tenant_check
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def home(request, tenant_id):
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state = _get_state(request, tenant_id)
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return render_to_response('stackmon/index.html', _default_context(state))
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def logout(request):
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del request.session['state']
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return render_to_response('stackmon/welcome.html', _default_context(None))
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@tenant_check
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def new_tenant(request):
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state = _get_state(request)
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context = _default_context(state)
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if request.method == 'POST':
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form = models.TenantForm(request.POST)
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if form.is_valid():
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rec = models.Tenant(**form.cleaned_data)
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rec.save()
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_reset_state(request, rec.tenant_id)
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return http.HttpResponseRedirect('/stacktach/%d' % rec.tenant_id)
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else:
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form = models.TenantForm()
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context['form'] = form
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return render_to_response('stackmon/new_tenant.html', context)
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@tenant_check
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def data(request, tenant_id):
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state = _get_state(request, tenant_id)
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raw_args = request.POST.get('args', "{}")
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args = json.loads(raw_args)
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c = _default_context(state)
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fields = _parse(state.tenant, args, raw_args)
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c['cooked_args'] = fields
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return render_to_response('stackmon/data.html', c)
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@tenant_check
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def details(request, tenant_id, column, row_id):
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state = _get_state(request, tenant_id)
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c = _default_context(state)
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row = models.RawData.objects.get(pk=row_id)
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value = getattr(row, column)
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rows = models.RawData.objects.filter(tenant_id=tenant_id)
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if column != 'when':
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rows = rows.filter(**{column:value})
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else:
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from_time = value - datetime.timedelta(minutes=1)
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to_time = value + datetime.timedelta(minutes=1)
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rows = rows.filter(when__range=(from_time, to_time))
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rows = rows.order_by('-when', '-microseconds')[:200]
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_post_process_raw_data(rows, highlight=row_id)
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c['rows'] = rows
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c['allow_expansion'] = True
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c['show_absolute_time'] = True
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return render_to_response('stackmon/rows.html', c)
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@tenant_check
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def expand(request, tenant_id, row_id):
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state = _get_state(request, tenant_id)
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c = _default_context(state)
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row = models.RawData.objects.get(pk=row_id)
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payload = json.loads(row.json)
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pp = pprint.PrettyPrinter()
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c['payload'] = pp.pformat(payload)
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return render_to_response('stackmon/expand.html', c)
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@tenant_check
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def host_status(request, tenant_id):
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state = _get_state(request, tenant_id)
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c = _default_context(state)
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hosts = models.RawData.objects.filter(tenant_id=tenant_id).\
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filter(host__gt='').\
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order_by('-when', '-microseconds')[:20]
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_post_process_raw_data(hosts)
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c['rows'] = hosts
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return render_to_response('stackmon/host_status.html', c)
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@tenant_check
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def instance_status(request, tenant_id):
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state = _get_state(request, tenant_id)
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c = _default_context(state)
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instances = models.RawData.objects.filter(tenant_id=tenant_id).\
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exclude(instance='n/a').\
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exclude(instance__isnull=True).\
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order_by('-when', '-microseconds')[:20]
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_post_process_raw_data(instances)
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c['rows'] = instances
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return render_to_response('stackmon/instance_status.html', c)
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<!--
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Copyright 2012 - Dark Secret Software Inc.
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All Rights Reserved.
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Licensed under the Apache License, Version 2.0 (the "License"); you may
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not use this file except in compliance with the License. You may obtain
|
||||
a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
License for the specific language governing permissions and limitations
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under the License.
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-->
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<html lang="en">
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<head>
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<link href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/base/jquery-ui.css" rel="stylesheet" type="text/css"/>
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<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js"></script>
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<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/jquery-ui.min.js"></script>
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<script type="text/javascript" src="/static/js/jquery.timers.js"></script>
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<link href='http://fonts.googleapis.com/css?family=Kaushan+Script' rel='stylesheet' type='text/css'>
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<link href='http://fonts.googleapis.com/css?family=PT+Sans&subset=latin' rel='stylesheet' type='text/css'>
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<style type="text/css">
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.fancy {
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font-family: 'Kaushan Script';
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font-style: normal;
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padding-bottom: 1em;
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font-size: 3em;
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color:#C63520;
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}
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h1, h2 {
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font-family: 'PT Sans', serif;
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font-style: normal;
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letter-spacing: -0.076em;
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line-height: 1em;
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}
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body {
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font-size:75%;
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color:#222;
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background:#fff;
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font-family:"Helvetica Neue", Arial, Helvetica, sans-serif;
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}
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a {
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text-decoration:none;
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color:#3f3f7f;
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}
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a:hover {
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text-decoration:underline;
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}
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.cell-border {
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border-left: 1px solid #bbbbcc;
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}
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.title {
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font-weight: bold;
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}
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td {
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padding-right: 1em;
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}
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.status {
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border:1px #bbbbcc solid;
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width:-1em;
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margin-bottom:2em;
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}
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.status-title {
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margin-left: 1em;
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margin-right: 1em;
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background-color: white;
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font-family: 'PT Sans', serif;
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color:#E5574D;
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font-weight:bold;
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font-size:1.5em;
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}
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.status-inner {
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background-color:#fafaff;
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padding-left:.5em;
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margin-left:.5em;
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margin-right:1em;
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padding-bottom:1em;
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margin-bottom:1em;
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}
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.std-height {
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height:5em;
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overflow-y:scroll;
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overflow-x:hidden;
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}
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</style>
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<script type="text/javascript">
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{% block extra_js %}
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{% endblock %}
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$(document).ready(function() {
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{% block extra_init_js %}
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{% endblock %}
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});
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</script>
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</head>
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<body>
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<div class='fancy'>StackTach</div>
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{% block body %}
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{% endblock %}
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</body>
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</html>
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@ -0,0 +1 @@
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{{cooked_args|safe}}
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@ -0,0 +1,5 @@
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<div>
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<pre>
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{{payload|safe}}
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</pre>
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</div>
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@ -0,0 +1,8 @@
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{% include "rows.html" %}
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<script type="text/javascript">
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$(document).oneTime(2000, function() {
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$('#host_activity').load('/{{state.tenant.tenant_id}}/host_status');
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});
|
||||
</script>
|
||||
|
||||
|
|
@ -0,0 +1,50 @@
|
|||
{% extends "base.html" %}
|
||||
|
||||
{% block extra_js %}
|
||||
function details(tenant_id, column, row_id)
|
||||
{
|
||||
$("#detail").load('/' + tenant_id + '/details/' + column + '/' + row_id);
|
||||
};
|
||||
|
||||
function expand(tenant_id, row_id)
|
||||
{
|
||||
$("#row_expansion_" + row_id).load('/' + tenant_id + '/expand/' + row_id);
|
||||
};
|
||||
{% endblock %}
|
||||
|
||||
{% block extra_init_js %}
|
||||
$('#host-box').resizable();
|
||||
$('#instance-box').resizable();
|
||||
{% endblock %}
|
||||
|
||||
{% block body %}
|
||||
<div style='float:right;'>{{state.tenant.email}} (TID:{{state.tenant.tenant_id}}) - {{state.tenant.project_name}} <a href='/logout'>logout</a></div>
|
||||
<div class='status-title'>Recent Host Activity</div>
|
||||
<div id='host-box' class='status std-height'>
|
||||
<div id='host_activity' class='status-inner'>
|
||||
{% include "host_status.html" %}
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<div class='status-title'>Recent Instance Activity</div>
|
||||
<div id='instance-box' class='status std-height'>
|
||||
<div id='instance_activity' class='status-inner'>
|
||||
{% include "instance_status.html" %}
|
||||
</div>
|
||||
</div>
|
||||
<!--
|
||||
<div class='status-title'>Commands</div>
|
||||
<div class='status'>
|
||||
<div class='status-inner'>
|
||||
<input type=text style='width:100%; background-color:black;color:white;'
|
||||
value='<custom query here>'/>
|
||||
</div>
|
||||
</div>
|
||||
-->
|
||||
<div class='status-title'>Details</div>
|
||||
<div class='status'>
|
||||
<div id='detail' class='status-inner'>
|
||||
<div>click on an item above to see more of the same type.</div>
|
||||
</div>
|
||||
</div>
|
||||
{% endblock %}
|
||||
|
|
@ -0,0 +1,8 @@
|
|||
{% include "rows.html" %}
|
||||
|
||||
<script type="text/javascript">
|
||||
$(document).oneTime(2000, function() {
|
||||
$('#instance_activity').load('/{{state.tenant.tenant_id}}/instance_status');
|
||||
});
|
||||
</script>
|
||||
|
||||
|
|
@ -0,0 +1,13 @@
|
|||
{% extends "base.html" %}
|
||||
|
||||
{% block body %}
|
||||
<div class='status-title'>New Tenant</div>
|
||||
<div id='host-box' class='status'>
|
||||
<div id='host_activity' class='status-inner'>
|
||||
<form action='/new_tenant/' method='post'>{% csrf_token %}
|
||||
{{ form.as_p }}
|
||||
<input type="submit" value="Submit" />
|
||||
</form>
|
||||
</div>
|
||||
</div>
|
||||
{% endblock %}
|
||||
|
|
@ -0,0 +1,50 @@
|
|||
<table style='font-size:1em;'>
|
||||
<th>
|
||||
<td class='title'></td>
|
||||
<td class='title'>source</td>
|
||||
<td class='title'>tenant</td>
|
||||
<td class='title'>service</td>
|
||||
<td class='title'>host</td>
|
||||
<td class='title'>event</td>
|
||||
<td class='title'>instance</td>
|
||||
<td class='title'>when</td>
|
||||
</th>
|
||||
{% for row in rows %}
|
||||
<tr {% if row.highlight %}style='background-color:#FFD88F;'{% endif %} >
|
||||
<td>
|
||||
{% if allow_expansion %}
|
||||
<a href='#' onclick='expand({{state.tenant.tenant_id}}, {{row.id}});'>[+]</a>
|
||||
{% endif %}
|
||||
</td>
|
||||
|
||||
<td>
|
||||
<td><span style='{% if row.is_error %}background-color:#ffaaaa;{% endif %}'>
|
||||
<a href='#' onclick='details({{state.tenant.tenant_id}}, "routing_key", {{row.id}});'>{{row.routing_key}}</a>
|
||||
</span>
|
||||
</td>
|
||||
<td class='cell-border'>
|
||||
<a href='#' onclick='details({{state.tenant.tenant_id}}, "nova_tenant", {{row.id}});'>
|
||||
{% if row.nova_tenant %}{{row.nova_tenant}}{% endif %}
|
||||
</a>
|
||||
</td>
|
||||
<td class='cell-border'><a href='#' onclick='details({{state.tenant.tenant_id}}, "service", {{row.id}});'>{{row.service}}</a></td>
|
||||
<td class='cell-border'><a href='#' onclick='details({{state.tenant.tenant_id}}, "host", {{row.id}});'>{{row.host}}</a></td>
|
||||
<td class='cell-border'><b><a href='#' onclick='details({{state.tenant.tenant_id}}, "event", {{row.id}});'>{{row.event}}</a></b></td>
|
||||
<td class='cell-border'>
|
||||
<a href='#' onclick='details({{state.tenant.tenant_id}}, "instance", {{row.id}});'>
|
||||
{% if row.instance %}
|
||||
{{row.instance}}
|
||||
{% endif %}
|
||||
</a>
|
||||
</td>
|
||||
<td class='cell-border'><a href='#' onclick='details({{state.tenant.tenant_id}}, "when", {{row.id}});'>{% if show_absolute_time %}{{row.when}}{%else%}{{row.when|timesince:utc}} ago{%endif%}</a></td>
|
||||
</tr>
|
||||
{% if allow_expansion %}
|
||||
<tr>
|
||||
<td colspan=8>
|
||||
<div id='row_expansion_{{row.id}}' style='font-size:1.2em'></div>
|
||||
</td>
|
||||
</tr>
|
||||
{% endif %}
|
||||
{% endfor %}
|
||||
</table>
|
||||
|
|
@ -0,0 +1,24 @@
|
|||
{% extends "base.html" %}
|
||||
|
||||
{% block body %}
|
||||
<div class='status-title'>About</div>
|
||||
<div id='host-box' class='status'>
|
||||
<div id='host_activity' class='status-inner'>
|
||||
StackTach is a hosted debug/monitoring tool for OpenStack Nova
|
||||
deployments.
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<div class='status-title'>Connecting StackTach to OpenStack</div>
|
||||
<div id='instance-box' class='status'>
|
||||
<div id='instance_activity' class='status-inner'>
|
||||
<ul>
|
||||
<li>Get a <a href='/new_tenant'>StackTach Tenant ID</a>
|
||||
<li>Add <pre>--notification_driver=nova.notifier.rabbit_notifier</pre> and
|
||||
<li><pre>--notification_topics=monitor</pre> to your nova.conf file.
|
||||
<li>Configure and run the <a target='_blank' href='https://github.com/SandyWalsh/StackTach'>StackTach Worker</a> somewhere in your Nova development environment.
|
||||
<li>Restart Nova and visit http://darksecretsoftware.com/stacktach/[your_tenant_id]/ to see your Nova installation in action!
|
||||
</ul>
|
||||
</div>
|
||||
</div>
|
||||
{% endblock %}
|
||||
|
|
@ -0,0 +1,15 @@
|
|||
from django.conf.urls.defaults import patterns, include, url
|
||||
|
||||
# Uncomment the next two lines to enable the admin:
|
||||
# from django.contrib import admin
|
||||
# admin.autodiscover()
|
||||
|
||||
urlpatterns = patterns('',
|
||||
url(r'^', include('stacktach.urls')),
|
||||
|
||||
# Uncomment the admin/doc line below to enable admin documentation:
|
||||
# url(r'^admin/doc/', include('django.contrib.admindocs.urls')),
|
||||
|
||||
# Uncomment the next line to enable the admin:
|
||||
# url(r'^admin/', include(admin.site.urls)),
|
||||
)
|
||||
27
worker.py
27
worker.py
|
|
@ -1,4 +1,20 @@
|
|||
# Copyright 2012 - Dark Secret Software Inc.
|
||||
# All Rights Reserved.
|
||||
#
|
||||
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
||||
# not use this file except in compliance with the License. You may obtain
|
||||
# a copy of the License at
|
||||
#
|
||||
# http://www.apache.org/licenses/LICENSE-2.0
|
||||
#
|
||||
# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
||||
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
||||
# License for the specific language governing permissions and limitations
|
||||
# under the License.
|
||||
|
||||
# This is the worker you run in your OpenStack environment. You need
|
||||
# to set TENANT_ID and URL to point to your StackTach web server.
|
||||
|
||||
import json
|
||||
import kombu
|
||||
|
|
@ -9,7 +25,9 @@ import threading
|
|||
import urllib
|
||||
import urllib2
|
||||
|
||||
url = 'http://darksecretsoftware.com/stacktach/data/'
|
||||
# CHANGE THESE FOR YOUR INSTALLATION ...
|
||||
TENANT_ID = 1
|
||||
URL = 'http://darksecretsoftware.com/stacktach/%d/data/' % TENANT_ID
|
||||
|
||||
# For now we'll just grab all the fanout messages from compute to scheduler ...
|
||||
scheduler_exchange = kombu.entity.Exchange("scheduler_fanout", type="fanout",
|
||||
|
|
@ -57,18 +75,21 @@ class SchedulerFanoutConsumer(kombu.mixins.ConsumerMixin):
|
|||
try:
|
||||
raw_data = dict(args=jvalues)
|
||||
cooked_data = urllib.urlencode(raw_data)
|
||||
req = urllib2.Request(url, cooked_data)
|
||||
req = urllib2.Request(URL, cooked_data)
|
||||
response = urllib2.urlopen(req)
|
||||
page = response.read()
|
||||
print page
|
||||
except urllib2.HTTPError, e:
|
||||
if e.code == 401:
|
||||
print "Unauthorized. Correct tenant id of %d?" % TENANT_ID
|
||||
print e
|
||||
page = e.read()
|
||||
print page
|
||||
raise
|
||||
|
||||
def on_scheduler(self, body, message):
|
||||
self._process(body, message)
|
||||
# Uncomment if you want periodic compute node status updates.
|
||||
# self._process(body, message)
|
||||
message.ack()
|
||||
|
||||
def on_nova(self, body, message):
|
||||
|
|
|
|||
Loading…
Reference in New Issue