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views.py
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views.py
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# Copyright 2010 ITA Software, Inc.
#
# 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.
import json
import math
import os
import sys
import re
import time
import pickle
import re
import time
from unicodedata import normalize
from datetime import datetime
from fnmatch import fnmatch
import coil
import rrdtool
from django import forms
from django.conf import settings
from django.http import HttpResponse, HttpRequest, Http404
from django.template import Context, loader
from django.shortcuts import render_to_response
from nagcat import nagios_objects
from railroad.errors import RailroadError
from railroad.viewhosts.models import URL
from railroad.parserrd.views import get_data
DAY = 86400 # 1 Day in seconds
def json_handle_datetime(obj):
return time.mktime(obj.timetuple()) if isinstance(obj, datetime) else obj
def is_graphable(host, service):
"""Checks if service of host is graphable (has state or trend)"""
rra_path = settings.RRA_PATH
coilfile = '%s%s/%s.coil' % (rra_path, host, service)
rrd = '%s%s/%s.rrd' % (rra_path, host, service)
if os.path.exists(coilfile) and os.path.exists(rrd):
coilstring = open(coilfile).read()
coilstruct = coil.parse(coilstring)
query = coilstruct.get('query')
# rrdtool hates unicode strings, and Django gives us one,
# so convert to ascii
rrdslice = rrdtool.fetch(str(rrd),
'--start', '0',
'--end', '10',
'--resolution', '1',
'AVERAGE')
try:
rrdslice[1].index('_state')
return True
except ValueError:
for key in query.keys():
val = query.get(key)
if type() == type(query) and 'trend' in val:
return True
return False
return False
def are_graphable(host, service_list):
"""Flags services of host that are graphable (has state or trend)"""
rra_path = settings.RRA_PATH
for service in service_list:
coilfile = '%s%s/%s.coil' % \
(rra_path, host, service['service_description'])
rrd = '%s%s/%s.rrd' % (rra_path, host, service['service_description'])
if os.path.exists(coilfile) and os.path.exists(rrd):
coilstring = open(coilfile).read()
coilstruct = coil.parse(coilstring)
query = coilstruct.get('query')
# rrdtool hates unicode strings, and Django gives us one,
# so convert to ascii
rrdslice = rrdtool.fetch(str(rrd),
'--start', '0',
'--end', '10',
'--resolution', '1',
'AVERAGE')
try:
rrdslice[1].index('_state')
service['is_graphable'] = True
except ValueError:
for key in query.keys():
val = query.get(key)
if type() == type(query) and 'trend' in val:
service['is_graphable'] = True
break
service['is_graphable'] = False
else:
service['is_graphable'] = False
def parse():
"""
Uses nagcat's nagios object parser to get host, service, group
details.
"""
data_path = settings.DATA_PATH
stat_path = '{0}/status.dat'.format(data_path)
stat = nagios_objects.ObjectParser(stat_path)
obj_path = '%sobjects.cache' % data_path
obj = nagios_objects.ObjectParser(obj_path, ('hostgroup'))
# Convert unix times to python datetimes.
SERVICE_DATE_OBJS = ['last_state_change', 'last_time_critical',
'last_hard_state_change', 'last_update', 'last_time_ok',
'last_check', 'next_check']
for s in stat['service']:
s['state_duration'] = (int(time.time()) -
int(s['last_state_change']))
for key in SERVICE_DATE_OBJS:
s[key] = datetime.utcfromtimestamp(int(s[key]))
DOWNTIME_DATE_OBJS = ['entry_time', 'start_time', 'end_time']
if 'hostdowntime' in stat:
for dt in stat['hostdowntime']:
for key in DOWNTIME_DATE_OBJS:
dt[key] = datetime.utcfromtimestamp(int(dt[key]))
if 'servicedowntime' in stat:
for dt in stat['servicedowntime']:
for key in DOWNTIME_DATE_OBJS:
dt[key] = datetime.utcfromtimestamp(int(dt[key]))
# / in group names break urls, replace with - which are safer
for group in obj['hostgroup']:
group['alias'] = group['alias'].replace('/', '-')
for service in stat['service']:
# Django doesn't like variables that start with _.
if '_TEST' in service:
service['nagcat_template'] = service['_TEST'].split(';', 1)[-1]
else:
service['nagcat_template'] = ''
return stat, obj
def grouplist(obj):
"""Returns a list of groups"""
return obj['hostgroup']
def hostlist(stat):
"""Returns a list of hosts"""
return stat['host']
def servicelist(stat):
"""Returns a list of services"""
return stat['service']
def groupnames(obj):
"""Returns a list of groups names"""
return [x['alias'] for x in views.grouplist(obj)]
def hostnames(stat):
"""Returns a list of host names"""
return [x['host_name'] for x in hostlist(stat)]
def servicenames(stat):
"""Returns a list of service names"""
return [x['service_description'] for x in servicelist(stat)]
def groupdetail(obj, group_name):
"""Returns a list of groups with the specified name."""
group_list = grouplist(obj)
return filter(lambda g: fnmatch(g['alias'].lower(), group_name.lower()),
group_list)
def hostdetail(stat, host_name):
"""Returns a list of hosts that match the give host pattern."""
host_list = hostlist(stat)
for host in host_list:
if host['host_name'] == host_name:
return host
def servicelist_by_description(stat, service_name):
"""Returns a list of service objects with the specified name"""
all_services = servicelist(stat)
return filter(
lambda s: fnmatch(s['service_description'].lower(), service_name.lower()),
servicelist(stat))
def servicedetail(stat, host, service_name):
"""
Returns a list of service objects that match the given host and service
name patterns.
"""
services_matching = servicelist_by_description(stat, service_name)
return filter(lambda s: fnmatch(s['host_name'].lower(), host.lower()),
services_matching)
def hostlist_by_group(stat, obj, group_name):
"""Returns a list of hosts with the specified group"""
groups = groupdetail(obj, group_name)
all_hosts = hostlist(stat)
target = [t for g in groups for t in g['members'].split(',')]
return filter(lambda h: h['host_name'] in target, all_hosts)
def hostnames_by_group(stat, obj, group_name):
"""Returns a list of host names with the specified group"""
groups = groupdetail(obj, group_name)
return [h for g in groups for h in g['members'].split(',')]
def hostlist_by_service(stat, service):
"""Returns a list of hosts possessing the specified service"""
all_services = servicelist(stat)
filtered = []
for s in all_services:
if fnmatch(s['service_description'].lower(), service.lower()):
filtered.append(s)
elif 'service_alias' in s and fnmatch(s['service_alias'], service.lower()):
filtered.append(s)
return filtered
def hostnames_by_service(stat, service):
"""Returns a list of hosts (names) possessing the specified service"""
all_services = servicelist(stat)
return filter(
lambda s: fnmatch(s['service_description'].lower(), service.lower()),
all_services)
def servicelist_by_host(stat, host):
"""Returns a list of services possessed by the specified host"""
return filter(lambda h:
fnmatch(h['host_name'].lower(), host.lower()),
servicelist(stat))
def servicenames_by_host(stat, host):
"""Returns a list of services (names) possessed by the specified host"""
all_services = servicelist(stat)
return [service['service_description'] for service in all_services \
if service['host_name'].lower() == host.lower()]
def get_graphs(stat, obj, hosts='', groups='', services='',
start=None, end=None):
"""Returns a list of services objects, marked graphable or not"""
groups = [g.strip() for g in groups.split(',')]
groups = set(filter(lambda g: bool(g), groups))
hosts = [h.strip() for h in hosts.split(',')]
hosts = set(filter(lambda h: bool(h), hosts))
services = [s.strip() for s in services.split(',')]
services = set(filter(lambda s: bool(s), services))
group_hosts = set() # Hosts under the given groups
all_hosts = set() # Will contain all host names from host and group
if not end:
end = int(time.time())
if not start:
start = end - DAY
if groups:
for group in groups:
group_hosts.update(set(hostnames_by_group(stat, obj, group)))
if hosts or group_hosts:
all_hosts.update(hosts | group_hosts)
service_list = [] # Will contain the service objects
# Given hosts and no services, we want to get all services for those hosts.
if all_hosts and not services:
for host in all_hosts:
for service in servicelist_by_host(stat, host):
service_list.append(service)
# Given no hosts and services, we want to get all hosts for those services.
# Given hosts and services, we want to start by getting all of the hosts
# with the services listed, and then will later filter out the hosts we
# don't want
for service in services:
for host in hostlist_by_service(stat, service):
service_list += servicedetail(stat, host['host_name'],
host['service_description'])
# Given hosts and services, we already have a list of all hosts for the
# listed services, we want to filter out hosts that weren't listed.
if all_hosts and services:
new_services = []
for s in service_list:
for h in all_hosts:
if fnmatch(s['host_name'], h):
new_services.append(s)
break
service_list = new_services
# Find out whether each service object is graphable or not
for service in service_list:
service['is_graphable'] = is_graphable(service['host_name'],
service['service_description'])
service['start'] = start
service['end'] = end
service['period'] = 'ajax'
service['slug'] = slugify(service['host_name'] +
service['service_description'])
return service_list
def get_time_intervals():
"""Returns a list of (start, end) intervals for day, week, month, year"""
# day , week , month , year
intervals = [86400, 604800, 2592000, 31104000]
times = ['day', 'week', 'month', 'year']
end = int(time.time())
return zip(times, [[end - interval, end] for interval in intervals])
def add_hostlist(stat, obj, c):
# TODO: This should probably just be a class that wraps Context, as we
# will have to include this on each and every page
"""Returns the given context with the sidebar filled in"""
groups = grouplist(obj)
groups.sort(lambda x, y: cmp(x['alias'], y['alias']))
hosts = hostlist(stat)
sidebar = []
for group in groups:
group_name = group['alias']
addinghosts = group['members'].split(',')
hosts_of_group = []
for host in hosts:
if host['host_name'] in addinghosts:
hosts_of_group.append(host)
host['has_group'] = True
hosts_of_group.sort(lambda x, y: cmp(x['host_name'], y['host_name']))
sidebar.append((group_name, hosts_of_group))
no_group = [x for x in hosts if 'has_group' not in x]
if len(no_group):
sidebar.append(('(no group)', no_group))
c['sidebar'] = sidebar
return c
def index(request):
"""Returns the index page"""
t = loader.get_template('index.html')
stat, obj = parse()
services = stat['service']
hosts = stat['host']
host_status = {}
for h in hosts:
host_status[h['host_name']] = h['current_state']
for s in services:
s['host_state'] = host_status[s['host_name']]
context_data = {'services': services}
context_data = add_hostlist(stat, obj, context_data)
c = Context(context_data)
return HttpResponse(t.render(c))
def graphpage(request, host=None, service=None):
"""Returns a page of graphs matching specific filter criteria."""
htmltitle = "Railroad Graphs"
pagetitle = "Railroad Graphs"
# fake up a query if we're using Django URL arguments
query = request.GET.copy()
if host:
query['host'] = host
if service:
query['service'] = service
if len(query):
# if no box is checked, check them all
if not (('a_red' in query) or ('a_yellow' in query)
or ('a_green' in query)):
query['a_red'] = True
query['a_yellow'] = True
query['a_green'] = True
filterform = FilterForm(query)
else:
filterform = FilterForm()
stat, obj = parse()
loaded_graphs = []
end = int(time.time())
start = end - DAY
loaded_graphs = servicelist_by_filters(stat, query)
for graph in loaded_graphs:
graph['is_graphable'] = is_graphable(graph['host_name'],
graph['service_description'])
graph['start'] = start
graph['end'] = end
graph['period'] = 'ajax'
context_data = {'getvars': query,
'request': request,
'filterform': filterform,
'loaded_graphs': loaded_graphs,
'htmltitle': htmltitle,
'pagetitle': pagetitle,
}
context_data = add_hostlist(stat, obj, context_data)
return render_to_response('graphpage.html', context_data)
def sortkey_from_rrd(service):
"""
Generate a sort key for SERVICE from the latest minute of RRD values.
Currently just returns the whole list of results, meaning that we
effectively sort by first trend.
"""
return fetch_current_rrd_data(service)[2][0]
def fetch_current_rrd_data(service, interval=60, aggregate='AVERAGE'):
"""
Fetch the current data for SERVICE over INTERVAL aggregated by AGGREGATE.
"""
rra_path = settings.RRA_PATH
rrd = '%s%s/%s.rrd' % (rra_path, service['host_name'],
service['service_description'])
if not os.path.exists(rrd):
# there's no RRD file for state-only checks so return a dummy list
end = int(time.time())
start = end - interval
return [(start, end, interval),
('dummy1', 'dummy2'),
(0, 0)]
end = rrdtool.last(rrd)
start = end - interval
return rrdtool.fetch(rrd, '--start', str(start),
'--end', str(end), aggregate)
def host(request, host):
"""Returns a page showing all services of the specified host"""
loaded_graphs = []
stat, obj = parse()
if host != None:
end = int(time.time())
start = end - DAY
loaded_graphs = servicelist_by_host(stat, host)
loaded_graphs.sort(lambda x, y: cmp(x['service_description'], \
y['service_description']))
for graph in loaded_graphs:
graph['is_graphable'] = \
is_graphable(host, graph['service_description'])
graph['start'] = start
graph['end'] = end
graph['period'] = 'ajax'
host_detail = hostdetail(stat, host)
if(host_detail == None):
raise Http404
page_state = host_detail.get('current_state', '')
return configurator(request, stat, obj,
'Host Detail: %s' % host, host, loaded_graphs, page_state)
def service(request, host, service):
"""Returns a page showing service details of specified service of host"""
t = loader.get_template('service.html')
stat, obj = parse()
service_detail = servicedetail(stat, host, service)
host_detail = hostdetail(stat, host)
if service_detail == None or host_detail == None:
raise Http404
plugin_output = service_detail.get('plugin_output', '')
long_output = service_detail.get('long_plugin_output', '')
service_state = service_detail.get('current_state', '')
rra_path = settings.RRA_PATH
coilfile = '%s%s/%s.coil' % (rra_path, host, service)
coilstring = ''
if os.path.exists(coilfile):
coilstring = open(coilfile).read()
time_intervals = get_time_intervals()
graphs = []
for x in time_intervals:
temp_dict = {
"host": host,
"service": service,
"end" : x[1][0],
"start": x[1][1],
"uniq": time_intervals.index(x),
}
graphs.append(temp_dict)
context_data = {
'host_name': host,
'json_services': json.dumps({'host': host, 'service': service}),
'slug': slugify(host + service),
'host_state': host_detail.get('current_state', ''),
'service_name': service,
'service_output': long_output,
'plugin_output': plugin_output,
'service_state': service_state,
'coil': coilstring,
'graphable': is_graphable(host, service),
'time_intervals': time_intervals}
context_data = add_hostlist(stat, obj, context_data)
c = Context(context_data)
return HttpResponse(t.render(c))
def group(request, group):
"""Returns a page showing all hosts/services of the specified group"""
stat, obj = parse()
service_dict = {}
host_list = hostlist_by_group(stat, obj, group)
if not host_list:
raise Http404
host_names = map(lambda x: x['host_name'], host_list)
services = []
for host in host_names:
services += servicelist_by_host(stat, host)
services.sort(key=lambda x: x['service_description'])
host_list.sort(key=lambda x: x['host_name'])
# Uniquify the service names
service_dict = {}
for s in services:
key = s['service_description']
service_dict[key] = s
services = service_dict.values()
end = int(time.time())
start = end - DAY
context_data = {
'group_name': group,
'hosts': host_list,
'services': services,
'time_interval': [start, end]}
context_data = add_hostlist(stat, obj, context_data)
return render_to_response('group.html', context_data)
def form(request):
"""Returns a form for choosing group/host/service"""
t = loader.get_template('form.html')
stat, obj = parse()
group_list = grouplist(obj)
group_list.sort(lambda x, y: cmp(x['alias'], y['alias']))
host_list = hostlist(stat)
host_list.sort(lambda x, y: cmp(x['host_name'], y['host_name']))
service_list = list(set(map(lambda x: x['service_description'], \
servicelist(stat))))
service_list.sort()
end = int(time.time())
start = end - DAY
context_data = {
'group_list': group_list,
'host_list': host_list,
'service_list': service_list,
'time_interval': [start, end]}
c = Context(context_data)
return HttpResponse(t.render(c))
def real_service_page_meta(request):
source = request.POST if request.POST else request.GET
host = source.get('host', '')
service = source.get('service', '')
time_intervals = get_time_intervals()
graphs = []
for time in time_intervals:
so = {
'host': host,
'service': service,
'slug': slugify(host + service),
'start': time[1][0],
'end': time[1][1],
'title': time[0],
'uniq': time_intervals.index(time)
}
html = render_to_response('service_graph.html', so).content
so['html'] = html
graphs.append(so)
return graphs
def service_page_meta(request):
return HttpResponse(json.dumps(real_service_page_meta(request)))
def real_meta(hosts='', services='', groups=''):
stat, obj = parse()
response = []
graph_template = loader.get_template('graph.html')
for graph in get_graphs(stat, obj, hosts, groups, services):
so = {
'host': graph['host_name'],
'service': graph['service_description'],
'slug': slugify(graph['host_name'] + graph['service_description']),
'isGraphable': graph['is_graphable'],
'html': render_to_response('graph.html', graph).content,
'state': graph['current_state'],
'duration': graph['state_duration'],
'nagcat_template': graph['nagcat_template'],
}
if so['isGraphable']:
so.update({
'start': graph['start'],
'end': graph['end'],
})
response.append(so)
return response
def meta(request):
"""
Get a bunch of json metadata for a request.
"""
print >> sys.stderr, "This is a a test"
sys.stderr.flush()
stat, obj = parse()
source = request.POST if request.POST else request.GET
groups = source.get('group', '')
hosts = source.get('host', '')
services = source.get('service', '')
return HttpResponse(json.dumps(real_meta(hosts, services, groups)),
content_type='application/json')
def customgraph(request):
"""Returns graph(s) per request
Graphs can be specified by:
Host - all services possessed by host
Group - All services of all hosts in the group
Service - All hosts with the specified service(s)
Host & Service - service of host
Group & Service - all instances of service in group
Host & Group & Service - All chosen services of all chosen hosts
uniq - A unique identifier the client may set for this graph.
Graphs - A list of dictionaries containing host and service keys
"""
source = request.POST if request.POST else request.GET
stat, obj = parse()
graphs = source.get("graphs", None)
if graphs:
graphs = json.loads(graphs)
service_list = []
for graph in graphs:
s = servicedetail(stat, graph['host'], graph['service'])
if not s:
continue
s['is_graphable'] = is_graphable(s['host_name'],
s['service_description'])
s['slug'] = slugify(s['host_name'] + s['service_description'])
if 'uniq' in graph:
s['uniq'] = graph['uniq']
service_list.append(s)
else:
groups = source.get("group")
hosts = source.get("host")
services = source.get("service")
service_list = get_graphs(stat, obj, hosts, groups, services)
c = {'loaded_graphs': service_list}
return render_to_response('graph.html', c)
def directurl(request, id):
"""Returns a saved page by id"""
stat, obj = parse()
loaded_graphs = []
out_end = int(time.time())
out_start = out_end - DAY
if id != None:
try:
content = pickle.loads(str(URL.objects.get(id=id)))
except Exception:
raise Http404
for array in content:
if len(array) == 4:
host, service, start, end = array
service_detail = servicedetail(stat, host, service)
service_detail['is_graphable'] = True
if start == '-1' and end == '-1':
service_detail['start'] = out_start
service_detail['end'] = out_end
service_detail['period'] = 'ajax'
else:
service_detail['start'] = start
service_detail['end'] = end
service_detail['period'] = 'zoomed'
loaded_graphs.append(service_detail)
elif len(array) == 2:
host, service = array
service_detail = servicedetail(stat, host, service)
service_detail['is_graphable'] = False
loaded_graphs.append(service_detail)
return configurator(reuest, stat, obj, 'Saved Page',
'Saved Page', loaded_graphs)
def directconfigurator(request):
"""Returns a configurator page, optionall populated from GET."""
stat, obj = parse()
query = {
'hosts': request.GET.get('hosts', ''),
'services': request.GET.get('services', ''),
'groups': request.GET.get('groups', ''),
}
service_list = real_meta(**query)
return configurator(request, stat, obj, graphs=service_list)
def hostconfigurator(request, hosts):
"""Returns a configurator page with graphs on it"""
stat, obj = parse()
service_list = real_meta(hosts)
return configurator(request, stat, obj, graphs=service_list)
def serviceconfigurator(request, service):
"""Returns a configurator page with graphs on it"""
stat, obj = parse()
service_list = real_meta(services=service)
return configurator(request, stat, obj, graphs=service_list)
def configurator(request, stat, obj, htmltitle='Configurator',
pagetitle='Configurator', graphs=[], permalink=False, link=''):
"""Returns a configurator page
Loads specified graphs, sets specified htmltitle and pagetitle, and
displays the configurator form
"""
context_data = {
'json_services': json.dumps(graphs, default=json_handle_datetime),
'htmltitle': htmltitle,
'pagetitle': pagetitle,
'permalink': permalink,
'link' : link,
}
if 'REMOTE_USER' in request.META and request.META['REMOTE_USER']:
context_data['remoteuserid'] = request.META['REMOTE_USER']
else:
context_data['remoteuserid'] = 'anonymous railroad user'
context_data = add_hostlist(stat, obj, context_data)
return render_to_response('configurator.html', context_data);
def generatelink(request):
"""Add the current page configuration to db and return its row id"""
if request.method == "POST":
querydict = request.POST
else:
querydict = request.GET
digits = re.compile('(\d+)')
graph_list = [graph for graph in querydict.iterlists()]
def digitcmp(x, y):
xmatch = digits.search(x[0])
ymatch = digits.search(y[0])
# xmatch and ymatch SHOULD be valid, but just in case
xrow = int(xmatch.group(0)) if xmatch else 1337
yrow = int(ymatch.group(0)) if ymatch else 1337
return cmp(xrow, yrow)
graph_list.sort(digitcmp)
content = pickle.dumps([graph[1] for graph in graph_list])
hostname = 'http' + ('s' if request.is_secure() else '') + '://' + \
request.META['SERVER_NAME']
try:
id = URL.objects.get(content=content).id
except Exception:
link = URL(content=content)
link.save()
id = link.id
return HttpResponse(json.dumps(hostname + '/railroad/c/' + str(id)))
def stripstate(state):
"""Strips names out of groups/hosts/services in state"""
state['group'] = map(lambda x: x['alias'], state['group'])
state['host'] = map(lambda x: x['host_name'], state['host'])
state['service'] = list( \
set(map(lambda x: x['service_description'], state['service'])))
state['service'].sort()
return state
def selectgroup(state, group_name):
"""Update state per group selection (filter hosts by group membership and
filter services by hosts in group)
"""
service_list = []
group_list = state['group']
for group in group_list:
if group['alias'] == group_name:
break
target = group['members'].split(',')
host_list = [host for host in state['host'] if host['host_name'] in target]
all_services = state['service']
service_list.extend([service for service in all_services \
if service['host_name'] in map(lambda x: x['host_name'], host_list)])
state['group'] = []
state['host'] = host_list
state['service'] = service_list
def selecthost(state, host):
"""Update state per host selection (filter services by host)"""
all_services = state['service']
state['group'] = []
state['host'] = []
state['service'] = [service for service in all_services \
if service['host_name'] == host]
def selectservice(state, service):
"""Update state per service selection (filter hosts and groups by
possession of service)
"""
all_services = state['service']
host_names = [s['host_name'] for s in all_services \
if s['service_description'] == service]
host_list = [host for host in state['host'] if \
host['host_name'] in host_names]
group_list = [group for group in state['group'] if \
not(all(map(lambda x: not(x in host_names), \
group['members'].split(','))))]
state['group'] = group_list
state['host'] = host_list
state['service'] = []
def formstate(request):
"""Return the new state of the configurator form"""
querydict = request.GET
stat, obj = parse()
state = {
'options': ['group', 'host', 'service'],
'group': grouplist(obj),
'host': hostlist(stat),
'service': servicelist(stat)}
if (not(querydict)):
state['options'] = \
map(lambda x: '%s%s' % (x[0].upper(), x[1:]), state['options'])
format = [('type0', 'value0'), ('type1', 'value1'), ('type2', 'value2')]
typeDict = {'group': [], 'host': [], 'service': [], }
for match in format:
type = querydict.get(match[0], '').lower()
val = querydict.get(match[1], '')
if type and val and type in typeDict:
typeDict[type] = val
group = typeDict['group']
host = typeDict['host']
service = typeDict['service']
if group:
selectgroup(state, group)
if host:
selecthost(state, host)
if service:
selectservice(state, service)
state['options'] = [option for option in typeDict.keys() \
if not(typeDict[option])]
if host and 'group' in state['options']:
state['options'].remove('group')
state['options'] = map(lambda x: '%s%s' % (x[0].upper(), x[1:]), \
state['options'])
state['ready'] = False
if host:
state['ready'] = True
elif service and group:
state['ready'] = True
return HttpResponse(json.dumps(stripstate(state)))
def graphs(request):
stat, obj = parse()
source = request.POST if request.POST else request.GET
graphs = source.get('graphs', None)
hosts = source.get('host', '')
services = source.get('service', '')
groups = source.get('group', '')
get_start = source.get('start', None)
get_end = source.get('end', None)
res = source.get('res', None)
uniq = source.get('uniq', None)
if graphs:
graphs = json.loads(graphs)
service_objs = []
for graph in graphs:
if not graph:
continue
sos = servicedetail(stat, graph['host'], graph['service'])
if not sos:
continue
for so in sos:
so = so.copy()
so['start'] = graph.get('start', get_start)
so['end'] = graph.get('end', get_end)
if 'uniq' in graph:
so['uniq'] = graph['uniq']
service_objs.append(so)
else:
service_objs = get_graphs(stat, obj, hosts, groups, services,
get_start, get_end)
response = []
for s in service_objs:
host = s['host_name']
service = s['service_description']
start = s['start']
end = s['end']
one_response = {
'host': host,
'service': service,
'current_time': time.strftime('%H:%M:%S %Z', time.gmtime()),
'slug': slugify(host + service),
}