def cbResponse(response):
if response.code != responseCode:
raise Exception(
"Request %r received unexpected response code: %d" % (
params, response.code))
d = readBody(response)
def cbBody(ignored):
after = time()
msg('response received')
# Give things a moment to settle down. This is a hack
# to try to collect the last of the dtrace output
# which may still be sitting in the write buffer of
# the dtrace process. It would be nice if there were
# a more reliable way to know when we had it all, but
# no luck on that front so far. The implementation of
# mark is supposed to take care of that, but the
# assumption it makes about ordering of events appears
# to be invalid.
# XXX Disabled until I get a chance to seriously
# measure what affect, if any, it has.
# d = deferLater(reactor, 0.5, dtrace.mark)
d = dtrace.mark()
def cbStats(stats):
msg('stats collected')
for k, v in stats.iteritems():
data.setdefault(k, []).append(v)
data[urlopen].append(after - before)
d.addCallback(cbStats)
return d
d.addCallback(cbBody)
return d
def cbResponse(response):
if response.code != responseCode:
raise Exception(
"Request %r received unexpected response code: %d" % (
params, response.code))
d = readBody(response)
def cbBody(ignored):
after = time()
msg('response received')
# Give things a moment to settle down. This is a hack
# to try to collect the last of the dtrace output
# which may still be sitting in the write buffer of
# the dtrace process. It would be nice if there were
# a more reliable way to know when we had it all, but
# no luck on that front so far. The implementation of
# mark is supposed to take care of that, but the
# assumption it makes about ordering of events appears
# to be invalid.
# XXX Disabled until I get a chance to seriously
# measure what affect, if any, it has.
# d = deferLater(reactor, 0.5, dtrace.mark)
d = dtrace.mark()
def cbStats(stats):
msg('stats collected')
for k, v in stats.iteritems():
data.setdefault(k, []).append(v)
data[urlopen].append(after - before)
d.addCallback(cbStats)
return d
d.addCallback(cbBody)
return d
def check(response):
d = readBody(response)
def read(body):
print('body', repr(body))
if response.code != 200:
raise Exception("Upload failed: %r" % (response.code,))
d.addCallback(read)
return d
def check(response):
d = readBody(response)
def read(body):
print('body', repr(body))
if response.code != 200:
raise Exception("Upload failed: %r" % (response.code,))
d.addCallback(read)
return d
def sample(dtrace, samples, agent, paramgen):
data = []
yield dtrace.start()
for i in range(samples):
before = time()
response = yield agent.request(*paramgen())
yield readBody(response)
after = time()
data.append(after - before)
stats = yield dtrace.stop()
stats[Duration('urlopen time')] = data
returnValue(stats)
