# Faiyaz Ahmed <faiyaza@cs.princeton.edu>
# Copyright (C) 2004-2006 The Trustees of Princeton University
#
-# $Id: bwmon.py,v 1.20 2007/01/10 16:51:04 faiyaza Exp $
+# $Id: bwmon.py,v 1.6 2007/02/12 23:05:58 faiyaza Exp $
#
import os
datafile = "/var/lib/misc/bwmon.dat"
#nm = None
-# Burst to line rate (or node cap). Set by NM.
-default_MaxRate = bwlimit.get_bwcap()
-default_Maxi2Rate = bwlimit.bwmax
+# Burst to line rate (or node cap). Set by NM. in KBit/s
+default_MaxRate = int(bwlimit.get_bwcap() / 1000)
+default_Maxi2Rate = int(bwlimit.bwmax / 1000)
# Min rate 8 bits/s
default_MinRate = 0
+default_Mini2Rate = 0
# 5.4 Gbyte per day. 5.4 * 1024 k * 1024M * 1024G
# 5.4 Gbyte per day max allowed transfered per recording period
default_MaxKByte = 5662310
%(date)s %(hostname)s bwcap %(slice)s
""".lstrip()
+def format_bytes(bytes, si = True):
+ """
+ Formats bytes into a string
+ """
+ if si:
+ kilo = 1000.
+ else:
+ # Officially, a kibibyte
+ kilo = 1024.
+
+ if bytes >= (kilo * kilo * kilo):
+ return "%.1f GB" % (bytes / (kilo * kilo * kilo))
+ elif bytes >= 1000000:
+ return "%.1f MB" % (bytes / (kilo * kilo))
+ elif bytes >= 1000:
+ return "%.1f KB" % (bytes / kilo)
+ else:
+ return "%.0f bytes" % bytes
+
+def format_period(seconds):
+ """
+ Formats a period in seconds into a string
+ """
+
+ if seconds == (24 * 60 * 60):
+ return "day"
+ elif seconds == (60 * 60):
+ return "hour"
+ elif seconds > (24 * 60 * 60):
+ return "%.1f days" % (seconds / 24. / 60. / 60.)
+ elif seconds > (60 * 60):
+ return "%.1f hours" % (seconds / 60. / 60.)
+ elif seconds > (60):
+ return "%.1f minutes" % (seconds / 60.)
+ else:
+ return "%.0f seconds" % seconds
+
+def slicemail(slice, subject, body):
+ sendmail = os.popen("/usr/sbin/sendmail -N never -t -f%s" % PLC_MAIL_SUPPORT_ADDRESS, "w")
+
+ # PLC has a separate list for pl_mom messages
+ if PLC_MAIL_SUPPORT_ADDRESS == "support@planet-lab.org":
+ to = ["pl-mom@planet-lab.org"]
+ else:
+ to = [PLC_MAIL_SUPPORT_ADDRESS]
+
+ if slice is not None and slice != "root":
+ to.append(PLC_MAIL_SLICE_ADDRESS.replace("SLICE", slice))
+
+ header = {'from': "%s Support <%s>" % (PLC_NAME, PLC_MAIL_SUPPORT_ADDRESS),
+ 'to': ", ".join(to),
+ 'version': sys.version.split(" ")[0],
+ 'subject': subject}
+
+ # Write headers
+ sendmail.write(
+"""
+Content-type: text/plain
+From: %(from)s
+Reply-To: %(from)s
+To: %(to)s
+X-Mailer: Python/%(version)s
+Subject: %(subject)s
+
+""".lstrip() % header)
+
+ # Write body
+ sendmail.write(body)
+ # Done
+ sendmail.close()
+
+
class Slice:
"""
Stores the last recorded bandwidth parameters of a slice.
"""
- def __init__(self, xid, name, maxrate, maxi2rate, bytes, i2bytes, data):
+ def __init__(self, xid, name, data):
self.xid = xid
self.name = name
self.time = 0
self.MaxRate = default_MaxRate
self.MinRate = default_MinRate
self.Maxi2Rate = default_Maxi2Rate
+ self.Mini2Rate = default_Mini2Rate
self.MaxKByte = default_MaxKByte
self.ThreshKByte = default_ThreshKByte
self.Maxi2KByte = default_Maxi2KByte
self.Share = default_Share
self.emailed = False
- # Get real values where applicable
- self.reset(maxrate, maxi2rate, bytes, i2bytes, data)
+ self.updateSliceAttributes(data)
+ bwlimit.set(xid = self.xid,
+ minrate = self.MinRate,
+ maxrate = self.MaxRate,
+ maxexemptrate = self.Maxi2Rate,
+ minexemptrate = self.Mini2Rate,
+ share = self.Share)
+
def __repr__(self):
return self.name
if sliver['name'] == self.name:
for attribute in sliver['attributes']:
if attribute['name'] == 'net_min_rate':
- self.MinRate = attribute['value']
+ self.MinRate = int(attribute['value'])
logger.log("bwmon: Updating %s. Min Rate - %s" \
%(self.name, self.MinRate))
elif attribute['name'] == 'net_max_rate':
- self.MaxRate = attribute['value']
+ self.MaxRate = int(attribute['value'])
logger.log("bwmon: Updating %s. Max Rate - %s" \
%(self.name, self.MaxRate))
elif attribute['name'] == 'net_i2_min_rate':
- self.Mini2Rate = attribute['value']
+ self.Mini2Rate = int(attribute['value'])
logger.log("bwmon: Updating %s. Min i2 Rate - %s" \
%(self.name, self.Mini2Rate))
elif attribute['name'] == 'net_i2_max_rate':
- self.Maxi2Rate = attribute['value']
+ self.Maxi2Rate = int(attribute['value'])
logger.log("bwmon: Updating %s. Max i2 Rate - %s" \
%(self.name, self.Maxi2Rate))
elif attribute['name'] == 'net_max_kbyte':
- self.MaxKByte = attribute['value']
+ self.MaxKByte = int(attribute['value'])
logger.log("bwmon: Updating %s. Max KByte lim - %s" \
%(self.name, self.MaxKByte))
elif attribute['name'] == 'net_i2_max_kbyte':
- self.Maxi2KByte = attribute['value']
+ self.Maxi2KByte = int(attribute['value'])
logger.log("bwmon: Updating %s. Max i2 KByte - %s" \
%(self.name, self.Maxi2KByte))
elif attribute['name'] == 'net_thresh_kbyte':
- self.ThreshKByte = attribute['value']
+ self.ThreshKByte = int(attribute['value'])
logger.log("bwmon: Updating %s. Thresh KByte - %s" \
%(self.name, self.ThreshKByte))
elif attribute['name'] == 'net_i2_thresh_kbyte':
- self.Threshi2KByte = attribute['value']
+ self.Threshi2KByte = int(attribute['value'])
logger.log("bwmon: Updating %s. i2 Thresh KByte - %s" \
%(self.name, self.Threshi2KByte))
elif attribute['name'] == 'net_share':
- self.Share = attribute['value']
+ self.Share = int(attribute['value'])
logger.log("bwmon: Updating %s. Net Share - %s" \
%(self.name, self.Share))
elif attribute['name'] == 'net_i2_share':
- self.Sharei2 = attribute['value']
+ self.Sharei2 = int(attribute['value'])
logger.log("bwmon: Updating %s. Net i2 Share - %s" \
%(self.name, self.i2Share))
# Reset email
self.emailed = False
-
+ maxrate = self.MaxRate * 1000
+ maxi2rate = self.Maxi2Rate * 1000
# Reset rates.
if (self.MaxRate != runningmaxrate) or (self.Maxi2Rate != runningmaxi2rate):
logger.log("bwmon: %s reset to %s/%s" % \
(self.name,
- bwlimit.format_tc_rate(self.MaxRate),
- bwlimit.format_tc_rate(self.Maxi2Rate)))
+ bwlimit.format_tc_rate(maxrate),
+ bwlimit.format_tc_rate(maxi2rate)))
bwlimit.set(xid = self.xid,
- minrate = self.MinRate,
- maxrate = self.MaxRate,
- maxexemptrate = self.Maxi2Rate,
- minexemptrate = self.Mini2Rate,
+ minrate = self.MinRate * 1000,
+ maxrate = self.MaxRate * 1000,
+ maxexemptrate = self.Maxi2Rate * 1000,
+ minexemptrate = self.Mini2Rate * 1000,
share = self.Share)
def update(self, runningmaxrate, runningmaxi2rate, usedbytes, usedi2bytes, data):
if usedbytes >= (self.bytes + (self.ThreshKByte * 1024)):
maxbyte = self.MaxKByte * 1024
- bytesused = bytes - self.bytes
+ bytesused = usedbytes - self.bytes
timeused = int(time.time() - self.time)
new_maxrate = int(((maxbyte - bytesused) * 8)/(period - timeused))
if new_maxrate < self.MinRate:
new_maxrate = self.MinRate
else:
- new_maxrate = self.MaxRate
+ new_maxrate = self.MaxRate * 1000
# Format template parameters for low bandwidth message
params['class'] = "low bandwidth"
if usedi2bytes >= (self.i2bytes + (self.Threshi2KByte * 1024)):
maxi2byte = self.Maxi2KByte * 1024
- i2bytesused = i2bytes - self.i2bytes
+ i2bytesused = usedi2bytes - self.i2bytes
timeused = int(time.time() - self.time)
new_maxi2rate = int(((maxi2byte - i2bytesused) * 8)/(period - timeused))
if new_maxi2rate < self.Mini2Rate:
new_maxi2rate = self.Mini2Rate
else:
- new_maxi2rate = self.Maxi2Rate
+ new_maxi2rate = self.Maxi2Rate * 1000
# Format template parameters for high bandwidth message
params['class'] = "high bandwidth"
(version, slices) = pickle.load(f)
f.close()
# Check version of data file
- if version != "$Id: bwmon.py,v 1.20 2007/01/10 16:51:04 faiyaza Exp $":
+ if version != "$Id: bwmon.py,v 1.6 2007/02/12 23:05:58 faiyaza Exp $":
logger.log("bwmon: Not using old version '%s' data file %s" % (version, datafile))
raise Exception
except Exception:
- version = "$Id: bwmon.py,v 1.20 2007/01/10 16:51:04 faiyaza Exp $"
+ version = "$Id: bwmon.py,v 1.6 2007/02/12 23:05:58 faiyaza Exp $"
slices = {}
- # Get special slice IDs
+ # Get/set special slice IDs
root_xid = bwlimit.get_xid("root")
default_xid = bwlimit.get_xid("default")
- # {name: xid}
+ if root_xid not in slices.keys():
+ slices[root_xid] = Slice(root_xid, "root", data)
+ slices[root_xid].reset(0, 0, 0, 0, data)
+
+ if default_xid not in slices.keys():
+ slices[default_xid] = Slice(default_xid, "default", data)
+ slices[default_xid].reset(0, 0, 0, 0, data)
+
live = {}
+ # Get running slivers. {xid: name}
for sliver in data['slivers']:
- live[sliver['name']] = bwlimit.get_xid(sliver['name'])
+ live[bwlimit.get_xid(sliver['name'])] = sliver['name']
+
+
+ # Setup new slices.
+ newslicesxids = Set(live.keys()) - Set(slices.keys())
+ for newslicexid in newslicesxids:
+ logger.log("bwmon: New Slice %s" % live[newslicexid])
+ slices[newslicexid] = Slice(newslicexid, live[newslicexid], data)
+ slices[newslicexid].reset(0, 0, 0, 0, data)
# Get actual running values from tc.
+ # Update slice totals and bandwidth.
for params in bwlimit.get():
(xid, share,
minrate, maxrate,
# Update byte counts
slice.update(maxrate, maxexemptrate, usedbytes, usedi2bytes, data)
else:
+ # Just in case. Probably (hopefully) this will never happen.
# New slice, initialize state
if verbose:
logger.log("bwmon: New Slice %s" % name)
- slice = slices[xid] = Slice(xid, name, maxrate, maxexemptrate, usedbytes, usedi2bytes, data)
+ slice = slices[xid] = Slice(xid, name, data)
+ slice.reset(maxrate, maxexemptrate, usedbytes, usedi2bytes, data)
# Delete dead slices
- dead = Set(slices.keys()) - Set(live.values())
+ dead = Set(slices.keys()) - Set(live.keys())
for xid in dead:
+ if xid == root_xid or xid == default_xid:
+ continue
del slices[xid]
bwlimit.off(xid)
def start(options, config):
pass
-def format_bytes(bytes, si = True):
- """
- Formats bytes into a string
- """
- if si:
- kilo = 1000.
- else:
- # Officially, a kibibyte
- kilo = 1024.
-
- if bytes >= (kilo * kilo * kilo):
- return "%.1f GB" % (bytes / (kilo * kilo * kilo))
- elif bytes >= 1000000:
- return "%.1f MB" % (bytes / (kilo * kilo))
- elif bytes >= 1000:
- return "%.1f KB" % (bytes / kilo)
- else:
- return "%.0f bytes" % bytes
-
-def format_period(seconds):
- """
- Formats a period in seconds into a string
- """
-
- if seconds == (24 * 60 * 60):
- return "day"
- elif seconds == (60 * 60):
- return "hour"
- elif seconds > (24 * 60 * 60):
- return "%.1f days" % (seconds / 24. / 60. / 60.)
- elif seconds > (60 * 60):
- return "%.1f hours" % (seconds / 60. / 60.)
- elif seconds > (60):
- return "%.1f minutes" % (seconds / 60.)
- else:
- return "%.0f seconds" % seconds
-
-def slicemail(slice, subject, body):
- sendmail = os.popen("/usr/sbin/sendmail -N never -t -f%s" % PLC_MAIL_SUPPORT_ADDRESS, "w")
-
- # PLC has a separate list for pl_mom messages
- if PLC_MAIL_SUPPORT_ADDRESS == "support@planet-lab.org":
- to = ["pl-mom@planet-lab.org"]
- else:
- to = [PLC_MAIL_SUPPORT_ADDRESS]
-
- if slice is not None and slice != "root":
- to.append(PLC_MAIL_SLICE_ADDRESS.replace("SLICE", slice))
-
- header = {'from': "%s Support <%s>" % (PLC_NAME, PLC_MAIL_SUPPORT_ADDRESS),
- 'to': ", ".join(to),
- 'version': sys.version.split(" ")[0],
- 'subject': subject}
-
- # Write headers
- sendmail.write(
-"""
-Content-type: text/plain
-From: %(from)s
-Reply-To: %(from)s
-To: %(to)s
-X-Mailer: Python/%(version)s
-Subject: %(subject)s
-
-""".lstrip() % header)
-
- # Write body
- sendmail.write(body)
- # Done
- sendmail.close()
-
git://git.onelab.eu / nodemanager.git / blobdiff