def as_png(request, name):
qtype = 'A'
for qtype_ in recordtypes:
if request.GET.get('show_%s' % qtype_, None):
qtype = qtype_
try:
query = DnsName.objects.get(name=name, qtype=qtype)
except DnsName.DoesNotExist:
raise Http404
with open(query.data_path) as fd:
root = tracegraph.Zone.load('yaml', fd)
skip = [x[5:] for x in request.GET if x.startswith('skip_')]
graph = root.graph(skip=skip)
return HttpResponse(shell.dot('-T', 'png', input="\n".join(graph)).stdout, content_type='image/png')
def as_png(request, name, qtype):
format = request.GET.get('format', 'png')
if format not in tracegraph.__dot_formats and format != 'raw':
format = 'png'
query = get_object_or_404(DnsName, name=name, qtype=qtype)
if not os.path.exists(query.data_path):
query.trace()
return HttpResponseRedirect('./%s/' % qtype)
with open(query.data_path) as fd:
root = tracegraph.Zone.load('yaml', fd)
skip = [x[5:] for x in request.GET if x.startswith('skip_')]
graph = root.graph(skip=skip)
if format == 'raw':
return HttpResponse("\n".join(graph), content_type='text/plain')
return HttpResponse(shell.dot('-T', format, input="\n".join(graph)).stdout, content_type='image/png')
def as_png(request, name, qtype):
format = request.GET.get('format', 'png')
if format not in tracegraph.__dot_formats and format != 'raw':
format = 'png'
query = get_object_or_404(DnsName, name=name, qtype=qtype)
if not os.path.exists(query.data_path):
query.trace()
return HttpResponseRedirect('./%s/' % qtype)
with open(query.data_path) as fd:
root = tracegraph.Zone.load('yaml', fd)
skip = [x[5:] for x in request.GET if x.startswith('skip_')]
graph = root.graph(skip=skip)
if format == 'raw':
return HttpResponse("\n".join(graph), content_type='text/plain')
return HttpResponse(shell.dot('-T', format, input="\n".join(graph)).stdout,
content_type='image/png')
def as_png(request, name):
qtype = 'A'
format = request.GET.get('format', 'png')
if format not in tracegraph.__dot_formats and format != 'raw':
format = 'png'
for qtype_ in recordtypes:
if request.GET.get('show_%s' % qtype_, None):
qtype = qtype_
try:
query = DnsName.objects.get(name=name, qtype=qtype)
except DnsName.DoesNotExist:
raise Http404
if not os.path.exists(query.data_path):
raise Http404
with open(query.data_path) as fd:
root = tracegraph.Zone.load('yaml', fd)
skip = [x[5:] for x in request.GET if x.startswith('skip_')]
graph = root.graph(skip=skip)
if format == 'raw':
return HttpResponse("\n".join(graph), content_type='text/plain')
return HttpResponse(shell.dot('-T', format, input="\n".join(graph)).stdout, content_type='image/png')
name = dns.reversename.from_address(name).to_text()
except dns.exception.SyntaxError:
pass
root = root()
root.trace_missing_glue = opts.trace_missing_glue
root.even_trace_m_gtld_servers_net = opts.even_trace_m_gtld_servers_net
root.trace(name, rdtype=rdtype)
if opts.dump:
with open(opts.dump, 'w') as fd:
root.dump(opts.format, fd)
if opts.graph:
graph = root.graph(skip=skip, errors_only=opts.errors_only)
args = ["-T", opts.graph]
if opts.output:
args += ["-o", opts.output]
if opts.display:
pipe(pipe.dot(*args, input="\n".join(graph)) | pipe.display("-"))
else:
shell.dot(*args, input="\n".join(graph), stdout=sys.stdout)
if opts.nagios:
graph = root.graph(errors_only=True)
nerrors = len([x for x in graph if '->' in x])
if nerrors:
print("%d inconsistenies in the dns graph, run with -e -g png for details" % nerrors)
sys.exit(2)
else:
print("DNS trace graph consistent")
pass
root = root()
root.trace_missing_glue = opts.trace_missing_glue
root.even_trace_m_gtld_servers_net = opts.even_trace_m_gtld_servers_net
root.trace(name, rdtype=rdtype)
if opts.dump:
with open(opts.dump, 'w') as fd:
root.dump(opts.format, fd)
if opts.graph:
graph = root.graph(skip=skip, errors_only=opts.errors_only)
args = ["-T", opts.graph]
if opts.output:
args += ["-o", opts.output]
if opts.display:
pipe(pipe.dot(*args, input="\n".join(graph)) | pipe.display("-"))
else:
shell.dot(*args, input="\n".join(graph), stdout=sys.stdout)
if opts.nagios:
graph = root.graph(errors_only=True)
nerrors = len([x for x in graph if '->' in x])
if nerrors:
print(
"%d inconsistenies in the dns graph, run with -e -g png for details"
% nerrors)
sys.exit(2)
else:
print("DNS trace graph consistent")