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"""
Parse traffic data out of rynic XML output, whack it a bit, print some
summaries and run gnuplot to draw some pictures.
$Id$
Copyright (C) 2011 Internet Systems Consortium ("ISC")
Permission to use, copy, modify, and distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
PERFORMANCE OF THIS SOFTWARE.
"""
show_summary = True
show_sessions = False
show_plot = True
plot_to_pdf = True
plot_to_file = not plot_to_pdf
plot_all_hosts = False
import mailbox, sys, urlparse, os, getopt, datetime, subprocess
from xml.etree.cElementTree import (ElementTree as ElementTree,
fromstring as ElementTreeFromString)
class Rsync_History(object):
timestamp_format = "%Y-%m-%dT%H:%M:%SZ"
def __init__(self, elt):
self.started = datetime.datetime.strptime(elt.get("started"), self.timestamp_format)
self.finished = datetime.datetime.strptime(elt.get("finished"), self.timestamp_format)
self.error = elt.get("error")
self.uri = elt.text.strip()
self.hostname = urlparse.urlparse(self.uri).hostname or None
self.elapsed = self.finished - self.started
def __cmp__(self, other):
return (cmp(self.started, other.started) or
cmp(self.finished, other.finished) or
cmp(self.hostname, other.hostname))
class Host(object):
def __init__(self, hostname, session_id = None):
self.hostname = hostname
self.session_ids = []
if session_id is not None:
self.session_ids.append(session_id)
self.elapsed = datetime.timedelta(0)
self.connection_count = 0
self.live_connections = 0
self.uris = set()
def __add__(self, other):
assert self.hostname == other.hostname
result = self.__class__(self.hostname)
for a in ("elapsed", "connection_count", "live_connections", "session_ids"):
setattr(result, a, getattr(self, a) + getattr(other, a))
result.uris = self.uris | other.uris
return result
def add_rsync_history(self, h):
self.connection_count += 1
self.elapsed += h.elapsed
self.live_connections += int(h.error is None)
def add_uri(self, u):
self.uris.add(u)
@property
def session_id(self):
assert len(self.session_ids) == 1
return self.session_ids[0]
@property
def session_count(self):
return len(self.session_ids)
@property
def object_count(self):
return len(self.uris)
@property
def success_rate_percentage(self):
return int((float(self.live_connections) / float(self.connection_count)) * 100)
@property
def seconds_per_object(self):
return self.elapsed.total_seconds() / float(self.object_count * self.session_count)
@property
def objects_per_connection(self):
return float(self.object_count * self.session_count) / float(self.connection_count)
@property
def scaled_connections(self):
return float(self.connection_count) / float(self.session_count)
@property
def scaled_elapsed(self):
return self.elapsed / self.session_count
class Format(object):
def __init__(self, attr, title, fmt):
self.attr = attr
self.title = title
self.width = len(title) - int("%" in fmt)
self.fmt = "%%%d%s" % (self.width, fmt)
self.oops = "*" * self.width
def __call__(self, obj):
try:
return self.fmt % getattr(obj, self.attr)
except ZeroDivisionError:
return self.oops
format = (Format("scaled_elapsed", "Rsync Time", ".10s"),
Format("scaled_connections", "Connections", "d"),
Format("object_count", "Objects", "d"),
Format("objects_per_connection", "Objects/Connection", ".3f"),
Format("seconds_per_object", "Seconds/Object", ".3f"),
Format("success_rate_percentage", "Success Rate", "d%%"),
Format("hostname", "Hostname", "s"))
separator = " " * 2
header = separator.join(fmt.title for fmt in format)
def __str__(self):
return self.separator.join(fmt(self) for fmt in self.format)
format_dict = dict((fmt.attr, fmt) for fmt in format)
def format_field(self, name):
return self.format_dict[name](self).strip()
class Session(dict):
def __init__(self, session_id = None):
self.session_id = session_id
@property
def hostnames(self):
return set(self.iterkeys())
def get_plot_row(self, name, hostnames):
return (self.session_id,) + tuple(self[h].format_field(name) if h in self else "" for h in hostnames)
def __add__(self, other):
result = self.__class__()
for h in self.hostnames | other.hostnames:
if h in self and h in other:
result[h] = self[h] + other[h]
elif h in self:
result[h] = self[h]
else:
result[h] = other[h]
return result
def add_rsync_history(self, h):
if h.hostname not in self:
self[h.hostname] = Host(h.hostname, self.session_id)
self[h.hostname].add_rsync_history(h)
def add_uri(self, u):
h = urlparse.urlparse(u).hostname
if h and h in self:
self[h].add_uri(u)
def dump(self, title, f = sys.stdout):
f.write("\n" + title + "\n" + Host.header + "\n")
for h in sorted(self):
f.write(str(self[h]) + "\n")
mb = mailbox.Maildir("/u/sra/rpki/rcynic-xml", factory = None, create = False)
sessions = []
for msg in mb.itervalues():
sys.stderr.write(".")
assert not msg.is_multipart()
input = ElementTreeFromString(msg.get_payload())
session = Session(input.get("date"))
sessions.append(session)
for elt in input.findall("rsync_history"):
session.add_rsync_history(Rsync_History(elt))
for elt in input.findall("validation_status"):
if elt.get("generation") == "current":
session.add_uri(elt.text.strip())
sys.stderr.write("\n")
summary = sum(sessions, Session())
if show_summary:
summary.dump("Summary (%d sessions)" % len(sessions))
if show_sessions:
for i, session in enumerate(sessions, 1):
session.dump("Session #%d (%s)" % (i, session.session_id))
def plotter(plot, hostnames, field):
plotlines = sorted(session.get_plot_row(field, hostnames) for session in sessions)
title = Host.format_dict[field].title
n = len(hostnames) + 1
assert all(n == len(plotline) for plotline in plotlines)
if plot_to_pdf:
plot.write("""
set terminal pdf
set output '%s.pdf'
""" % field)
if "%%" in Host.format_dict[field].fmt:
plot.write("""
set format y "%.0f%%"
""")
plot.write("""
set xdata time
set timefmt '%Y-%m-%dT%H:%M:%SZ'
#set format x '%H:%M:%S'
#set format x '%m-%d'
set format x '%a%H'
set title '""" + title + """'
plot""" + ",".join(" '-' using 1:2 with lines title '%s'" % h for h in hostnames) + "\n")
for i in xrange(1, n):
for plotline in plotlines:
plot.write("%s %s\n" % (plotline[0], plotline[i].rstrip("%")))
plot.write("e\n")
if not plot_to_pdf:
plot.write("pause -1\n")
if show_plot:
if plot_all_hosts:
hostnames = tuple(sorted(summary.hostnames))
else:
hostnames = ("rpki.apnic.net", "rpki.ripe.net", "repository.lacnic.net",
"arin.rpki.net", "rgnet.rpki.net",
"rpki.surfnet.nl", "rpki.antd.nist.gov")
if plot_to_file:
plot = open("foo.plot", "w")
else:
gnuplot = subprocess.Popen(("gnuplot",), stdin = subprocess.PIPE)
plot = gnuplot.stdin
for f in Host.format:
if f.attr not in ("scaled_elapsed", "hostname"):
plotter(plot, hostnames, f.attr)
plot.close()
if not plot_to_file:
gnuplot.wait()
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