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# vim: set fileencoding=utf-8 : |
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from functools import update_wrapper |
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from django.contrib import admin |
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from django.core.urlresolvers import reverse |
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from django.http import HttpResponseForbidden |
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from django.shortcuts import get_object_or_404 |
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from django.utils.translation import ugettext_lazy as _ |
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from .models import RedisServer |
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from .views import inspect |
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from .utils import PY3 |
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if PY3: |
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unicode = str |
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class RedisServerAdmin(admin.ModelAdmin): |
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class Media: |
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css = { |
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'all': ('redisboard/admin.css',) |
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} |
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list_display = ( |
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'__unicode__', |
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'status', |
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'memory', |
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'clients', |
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'details', |
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'cpu_utilization', |
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'slowlog', |
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'tools', |
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) |
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list_filter = 'label', 'hostname' |
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ordering = ('hostname', 'port') |
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def slowlog(self, obj): |
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output = [(float('inf'), 'Total: %d items' % obj.stats['slowlog_len'])] |
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for log in obj.stats['slowlog']: |
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command = log['command'] |
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if len(command) > 255: |
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command = command[:252] + '...' |
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output.append(( |
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log['duration'], |
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u'%.1fms: %s' % (log['duration'] / 1000., command), |
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)) |
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if output: |
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return '<br>'.join(l for _, l in sorted(output, reverse=True)) |
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else: |
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return 'n/a' |
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slowlog.allow_tags = True |
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slowlog.long_description = _('Slowlog') |
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def status(self, obj): |
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return obj.stats['status'] |
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status.long_description = _("Status") |
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def memory(self, obj): |
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return obj.stats['memory'] |
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memory.long_description = _("Memory") |
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def clients(self, obj): |
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return obj.stats['clients'] |
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clients.long_description = _("Clients") |
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def tools(self, obj): |
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return '<a href="%s">%s</a>' % ( |
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reverse("admin:redisboard_redisserver_inspect", args=(obj.id,)), |
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unicode(_("Inspect")) |
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) |
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tools.allow_tags = True |
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tools.long_description = _("Tools") |
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def details(self, obj): |
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output = [] |
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brief_details = obj.stats['brief_details'] |
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for k, v in (brief_details.items() if PY3 else brief_details.iteritems()): |
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output.append('<dt>%s</dt><dd>%s</dd>' % (k, v)) |
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if output: |
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return '<dl class="details">%s</dl>' % ''.join(output) |
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return 'n/a' |
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details.allow_tags = True |
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details.long_description = _("Details") |
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def cpu_utilization(self, obj): |
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stats = obj.stats |
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if stats['status'] != 'UP': |
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return 'n/a' |
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data = ( |
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'used_cpu_sys', |
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'used_cpu_sys_children', |
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'used_cpu_user', |
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'used_cpu_user_children', |
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) |
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data = dict((k, stats['details'][k]) for k in data) |
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total_cpu = sum(data.values() if PY3 else data.itervalues()) |
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uptime = stats['details']['uptime_in_seconds'] |
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data['cpu_utilization'] = '%.3f%%' % (total_cpu / uptime if uptime else 0) |
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data = sorted(data.items()) |
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output = [] |
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for k, v in data: |
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k = k.replace('_', ' ') |
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output.append('<dt>%s</dt><dd>%s</dd>' % (k, v)) |
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return '<dl class="details">%s</dl>' % ''.join(output) |
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cpu_utilization.allow_tags = True |
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cpu_utilization.long_description = _('CPU Utilization') |
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def get_urls(self): |
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urlpatterns = super(RedisServerAdmin, self).get_urls() |
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try: |
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from django.conf.urls import url |
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except ImportError: |
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from django.conf.urls.defaults import url |
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def wrap(view): |
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def wrapper(*args, **kwargs): |
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return self.admin_site.admin_view(view)(*args, **kwargs) |
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return update_wrapper(wrapper, view) |
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return [url(r'^(\d+)/inspect/$', |
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wrap(self.inspect_view), |
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name='redisboard_redisserver_inspect') |
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] + urlpatterns |
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def inspect_view(self, request, server_id): |
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server = get_object_or_404(RedisServer, id=server_id) |
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if ( |
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self.has_change_permission(request, server) and |
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request.user.has_perm('redisboard.can_inspect') |
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): |
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return inspect(request, server) |
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else: |
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return HttpResponseForbidden("You can't inspect this server.") |
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admin.site.register(RedisServer, RedisServerAdmin) |
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ionelmc /
django-redisboard
