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#!/usr/bin/python
### This program is free software; you can redistribute it and/or modify
### it under the terms of the GNU Library General Public License as published by
### the Free Software Foundation; version 2 only
###
### This program is distributed in the hope that it will be useful,
### but WITHOUT ANY WARRANTY; without even the implied warranty of
### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
### GNU Library General Public License for more details.
###
### You should have received a copy of the GNU Library General Public License
### along with this program; if not, write to the Free Software
### Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
### Copyright 2004-2007 Dag Wieers <dag@wieers.com>
from __future__ import generators
try:
import sys, os, time, sched, re, getopt
import types, resource, getpass, glob, linecache
except KeyboardInterrupt:
pass
VERSION = '0.7.2'
theme = { 'default': '' }
if sys.version_info < (2, 2):
sys.exit('error: Python 2.2 or later required')
### Workaround for python <= 2.2.1
try:
True, False
except NameError:
True = 1
False = 0
### Workaround for python < 2.3
#if 'enumerate' not in __builtins__.__dict__.keys():
if sys.version_info >= (2, 2) and sys.version_info < (2, 3):
def enumerate(sequence):
index = 0
for item in sequence:
yield index, item
index = index + 1
elif sys.version_info < (2, 2):
def enumerate(sequence):
index = 0
seqlist = []
for item in sequence:
seqlist.append((index, item))
index = index + 1
return seqlist
### Workaround for python < 2.3
#if 'sum' not in __builtins__.__dict__.keys():
if sys.version_info < (2, 3):
def sum(sequence):
ret = 0
for i in sequence:
ret = ret + i
return ret
pluginpath = [
os.path.expanduser('~/.dstat/'), # home + /.dstat/
os.path.abspath(os.path.dirname(sys.argv[0])) + '/plugins/', # binary path + /plugins/
'/usr/share/dstat/',
'/usr/local/share/dstat/',
]
class Options:
def __init__(self, args):
self.args = args
self.bits = False
self.blackonwhite = False
self.count = -1
self.cpulist = None
self.debug = 0
self.delay = 1
self.disklist = None
self.full = False
self.float = False
self.integer = False
self.intlist = None
self.netlist = None
self.swaplist = None
self.color = True
self.update = True
self.header = True
self.output = False
self.pidfile = False
self.profile = ''
### List of available plugins
allplugins = listplugins()
### List of plugins to show
self.plugins = []
### Implicit if no terminal is used
if not sys.stdout.isatty():
self.color = False
self.header = False
self.update = False
### Temporary hardcoded for my own project
self.diskset = {
'local': ('sda', 'hd[a-d]'),
'lores': ('sd[b-k]', 'sd[v-z]', 'sda[a-e]'),
'hires': ('sd[l-u]', 'sda[f-o]'),
}
try:
opts, args = getopt.getopt(args, 'acdfghilmno:prstTvyC:D:I:M:N:S:V',
['all', 'all-plugins', 'bits', 'bw', 'blackonwhite', 'debug',
'filesystem', 'float', 'full', 'help', 'integer',
'list', 'mods', 'modules', 'nocolor', 'noheaders', 'noupdate',
'output=', 'pidfile=', 'profile', 'version', 'vmstat'] + allplugins)
except getopt.error, exc:
print 'dstat: %s, try dstat -h for a list of all the options' % str(exc)
sys.exit(1)
for opt, arg in opts:
if opt in ['-c']:
self.plugins.append('cpu')
elif opt in ['-C']:
self.cpulist = arg.split(',')
elif opt in ['-d']:
self.plugins.append('disk')
elif opt in ['-D']:
self.disklist = self.get_disklist(arg)
elif opt in ['--filesystem']:
self.plugins.append('fs')
elif opt in ['-g']:
self.plugins.append('page')
elif opt in ['-i']:
self.plugins.append('int')
elif opt in ['-I']:
self.intlist = arg.split(',')
elif opt in ['-l']:
self.plugins.append('load')
elif opt in ['-m']:
self.plugins.append('mem')
elif opt in ['-M', '--mods', '--modules']:
print >>sys.stderr, 'WARNING: Option %s is deprecated, please use --%s instead' % (opt, ' --'.join(arg.split(',')))
self.plugins += arg.split(',')
elif opt in ['-n']:
self.plugins.append('net')
elif opt in ['-N']:
self.netlist = arg.split(',')
elif opt in ['-p']:
self.plugins.append('proc')
elif opt in ['-r']:
self.plugins.append('io')
elif opt in ['-s']:
self.plugins.append('swap')
elif opt in ['-S']:
self.swaplist = arg.split(',')
elif opt in ['-t']:
self.plugins.append('time')
elif opt in ['-T']:
self.plugins.append('epoch')
elif opt in ['-y']:
self.plugins.append('sys')
elif opt in ['-a', '--all']:
self.plugins += [ 'cpu', 'disk', 'net', 'page', 'sys' ]
elif opt in ['-v', '--vmstat']:
self.plugins += [ 'proc', 'mem', 'page', 'disk', 'sys', 'cpu' ]
elif opt in ['-f', '--full']:
self.full = True
elif opt in ['--all-plugins']:
### Make list unique in a fancy fast way
plugins = {}.fromkeys(allplugins).keys()
plugins.sort()
self.plugins += plugins
elif opt in ['--bits']:
self.bits = True
elif opt in ['--bw', '--black-on-white']:
self.blackonwhite = True
elif opt in ['--debug']:
self.debug = self.debug + 1
elif opt in ['--float']:
self.float = True
elif opt in ['--integer']:
self.integer = True
elif opt in ['--list']:
showplugins()
sys.exit(0)
elif opt in ['--nocolor']:
self.color = False
self.update = False
elif opt in ['--noheaders']:
self.header = False
elif opt in ['--noupdate']:
self.update = False
elif opt in ['-o', '--output']:
self.output = arg
elif opt in ['--pidfile']:
self.pidfile = arg
elif opt in ['--profile']:
self.profile = 'dstat_profile.log'
elif opt in ['-h', '--help']:
self.usage()
self.help()
sys.exit(0)
elif opt in ['-V', '--version']:
self.version()
sys.exit(0)
elif opt.startswith('--'):
self.plugins.append(opt[2:])
else:
print 'dstat: option %s unknown to getopt, try dstat -h for a list of all the options' % opt
sys.exit(1)
if self.float and self.integer:
print 'dstat: option --float and --integer are mutual exlusive, you can only force one'
sys.exit(1)
if not self.plugins:
print 'You did not select any stats, using -cdngy by default.'
self.plugins = [ 'cpu', 'disk', 'net', 'page', 'sys' ]
try:
if len(args) > 0: self.delay = int(args[0])
if len(args) > 1: self.count = int(args[1])
except:
print 'dstat: incorrect argument, try dstat -h for the correct syntax'
sys.exit(1)
if self.delay <= 0:
print 'dstat: delay must be an integer, greater than zero'
sys.exit(1)
def get_disklist(self, disks):
disklist = disks.split(',')
ret = []
for disk in disklist:
# e.g. /dev/sda1
if disk[:5] == '/dev/':
# file or symlink
if os.path.exists(disk):
# e.g. /dev/disk/by-uuid/15e40cc5-85de-40ea-b8fb-cb3a2eaf872
if os.path.islink(disk):
target = os.readlink(disk)
# convert relative pathname to absolute
if target[0] != '/':
target = os.path.join(os.path.dirname(disk), target)
target = os.path.normpath(target)
print 'dstat: symlink %s -> %s' % (disk, target)
disk = target
# trim leading /dev/
disk = disk[5:]
ret.append(disk)
else:
print 'dstat: %s does not exist' % disk
else:
ret.append(disk)
return ret
def version(self):
print 'Dstat %s' % VERSION
print 'Written by Dag Wieers <dag@wieers.com>'
print 'Homepage at http://dag.wieers.com/home-made/dstat/'
print
print 'Platform %s/%s' % (os.name, sys.platform)
print 'Kernel %s' % os.uname()[2]
print 'Python %s' % sys.version
print
color = ""
if not gettermcolor(self.color):
color = "no "
print 'Terminal type: %s (%scolor support)' % (os.getenv('TERM'), color)
rows, cols = gettermsize()
print 'Terminal size: %d lines, %d columns' % (rows, cols)
print
print 'Processors: %d' % getcpunr()
print 'Pagesize: %d' % resource.getpagesize()
print 'Clock ticks per secs: %d' % os.sysconf('SC_CLK_TCK')
print
global op
op = self
showplugins()
def usage(self):
print 'Usage: dstat [-afv] [options..] [delay [count]]'
def help(self):
print '''Versatile tool for generating system resource statistics
Dstat options:
-c, --cpu enable cpu stats
-C 0,3,total include cpu0, cpu3 and total
-d, --disk enable disk stats
-D total,hda include hda and total
-g, --page enable page stats
-i, --int enable interrupt stats
-I 5,eth2 include int5 and interrupt used by eth2
-l, --load enable load stats
-m, --mem enable memory stats
-n, --net enable network stats
-N eth1,total include eth1 and total
-p, --proc enable process stats
-r, --io enable io stats (I/O requests completed)
-s, --swap enable swap stats
-S swap1,total include swap1 and total
-t, --time enable time/date output
-T, --epoch enable time counter (seconds since epoch)
-y, --sys enable system stats
--aio enable aio stats
--fs, --filesystem enable fs stats
--ipc enable ipc stats
--lock enable lock stats
--raw enable raw stats
--socket enable socket stats
--tcp enable tcp stats
--udp enable udp stats
--unix enable unix stats
--vm enable vm stats
--plugin-name enable plugins by plugin name (see manual)
--list list all available plugins
-a, --all equals -cdngy (default)
-f, --full automatically expand -C, -D, -I, -N and -S lists
-v, --vmstat equals -pmgdsc -D total
--bits force bits for values expressed in bytes
--float force float values on screen
--integer force integer values on screen
--bw, --blackonwhite change colors for white background terminal
--nocolor disable colors (implies --noupdate)
--noheaders disable repetitive headers
--noupdate disable intermediate updates
--output file write CSV output to file
--profile show profiling statistics when exiting dstat
delay is the delay in seconds between each update (default: 1)
count is the number of updates to display before exiting (default: unlimited)
'''
### START STATS DEFINITIONS ###
class dstat:
vars = None
name = None
nick = None
type = 'f'
width = 5
scale = 1024
cols = 0
# val = {}
# set1 = {}
# set2 = {}
def prepare(self):
if callable(self.discover):
self.discover = self.discover()
if callable(self.vars):
self.vars = self.vars()
if not self.vars:
raise Exception, 'No counter objects to monitor'
if callable(self.name):
self.name = self.name()
if callable(self.nick):
self.nick = self.nick()
if not self.nick:
self.nick = self.vars
self.val = {}; self.set1 = {}; self.set2 = {}
if self.cols <= 0:
for name in self.vars:
self.val[name] = self.set1[name] = self.set2[name] = 0
else:
for name in self.vars + [ 'total', ]:
self.val[name] = range(self.cols)
self.set1[name] = range(self.cols)
self.set2[name] = range(self.cols)
for i in range(self.cols):
self.val[name][i] = self.set1[name][i] = self.set2[name][i] = 0
# print self.val
def open(self, *filenames):
"Open stat file descriptor"
self.file = []
self.fd = []
for filename in filenames:
try:
fd = dopen(filename)
if fd:
self.file.append(filename)
self.fd.append(fd)
except:
pass
if not self.fd:
raise Exception, 'Cannot open file %s' % filename
def readlines(self):
"Return lines from any file descriptor"
for fd in self.fd:
fd.seek(0)
for line in fd.readlines():
yield line
### Implemented linecache (for top-plugins) but slows down normal plugins
# for fd in self.fd:
# i = 1
# while True:
# line = linecache.getline(fd.name, i);
# if not line: break
# yield line
# i += 1
def splitline(self, sep=None):
for fd in self.fd:
fd.seek(0)
return fd.read().split(sep)
def splitlines(self, sep=None, replace=None):
"Return split lines from any file descriptor"
for fd in self.fd:
fd.seek(0)
for line in fd.readlines():
if replace and sep:
yield line.replace(replace, sep).split(sep)
elif replace:
yield line.replace(replace, ' ').split()
else:
yield line.split(sep)
# ### Implemented linecache (for top-plugins) but slows down normal plugins
# for fd in self.fd:
# if replace and sep:
# yield line.replace(replace, sep).split(sep)
# elif replace:
# yield line.replace(replace, ' ').split()
# else:
# yield line.split(sep)
# i += 1
def statwidth(self):
"Return complete stat width"
if self.cols:
return len(self.vars) * self.colwidth() + len(self.vars) - 1
else:
return len(self.nick) * self.colwidth() + len(self.nick) - 1
def colwidth(self):
"Return column width"
if isinstance(self.name, types.StringType):
return self.width
else:
return len(self.nick) * self.width + len(self.nick) - 1
def title(self):
ret = theme['title']
if isinstance(self.name, types.StringType):
width = self.statwidth()
return ret + self.name[0:width].center(width, char['space']).replace(' ', '-') + theme['default']
for i, name in enumerate(self.name):
width = self.colwidth()
ret = ret + name[0:width].center(width, char['space']).replace(' ', '-')
if i + 1 != len(self.name):
if op.color:
ret = ret + theme['frame'] + char['dash'] + theme['title']
else:
ret = ret + char['space']
return ret
def subtitle(self):
ret = ''
if isinstance(self.name, types.StringType):
for i, nick in enumerate(self.nick):
ret = ret + theme['subtitle'] + nick[0:self.width].center(self.width, char['space']) + theme['default']
if i + 1 != len(self.nick): ret = ret + char['space']
return ret
else:
for i, name in enumerate(self.name):
for j, nick in enumerate(self.nick):
ret = ret + theme['subtitle'] + nick[0:self.width].center(self.width, char['space']) + theme['default']
if j + 1 != len(self.nick): ret = ret + char['space']
if i + 1 != len(self.name): ret = ret + theme['frame'] + char['colon']
return ret
def csvtitle(self):
if isinstance(self.name, types.StringType):
return '"' + self.name + '"' + ',' * (len(self.nick) - 1)
else:
ret = ''
for i, name in enumerate(self.name):
ret = ret + '"' + name + '"' + ',' * (len(self.nick) - 1)
if i + 1 != len(self.name): ret = ret + ','
return ret
def csvsubtitle(self):
ret = ''
if isinstance(self.name, types.StringType):
for i, nick in enumerate(self.nick):
ret = ret + '"' + nick + '"'
if i + 1 != len(self.nick): ret = ret + ','
return ret
else:
for i, name in enumerate(self.name):
for j, nick in enumerate(self.nick):
ret = ret + '"' + nick + '"'
if j + 1 != len(self.nick): ret = ret + ','
if i + 1 != len(self.name): ret = ret + ','
return ret
def check(self):
"Check if stat is applicable"
# if hasattr(self, 'fd') and not self.fd:
# raise Exception, 'File %s does not exist' % self.fd
if not self.vars:
raise Exception, 'No objects found, no stats available'
if not self.discover:
raise Exception, 'No objects discovered, no stats available'
if self.colwidth():
return True
raise Exception, 'Unknown problem, please report'
def discover(self, *objlist):
return True
def show(self):
"Display stat results"
line = ''
if hasattr(self, 'output'):
return cprint(self.output, self.type, self.width, self.scale)
for i, name in enumerate(self.vars):
if isinstance(self.val[name], types.TupleType) or isinstance(self.val[name], types.ListType):
line = line + cprintlist(self.val[name], self.type, self.width, self.scale)
sep = theme['frame'] + char['colon']
else:
line = line + cprint(self.val[name], self.type, self.width, self.scale)
sep = char['space']
if i + 1 != len(self.vars):
line = line + sep
return line
def showend(self, totlist, vislist):
if self is not vislist[-1]:
return theme['frame'] + char['pipe']
elif totlist != vislist:
return theme['frame'] + char['gt']
return ''
def showcsv(self):
def printcsv(var):
if var != round(var):
return '%.3f' % var
return '%s' % round(var)
line = ''
for i, name in enumerate(self.vars):
if isinstance(self.val[name], types.ListType) or isinstance(self.val[name], types.TupleType):
for j, val in enumerate(self.val[name]):
line = line + printcsv(val)
if j + 1 != len(self.val[name]):
line = line + ','
elif isinstance(self.val[name], types.StringType):
line = line + self.val[name]
else:
line = line + printcsv(self.val[name])
if i + 1 != len(self.vars):
line = line + ','
return line
def showcsvend(self, totlist, vislist):
if self is not vislist[-1]:
return ','
elif self is not totlist[-1]:
return ','
return ''
class dstat_aio(dstat):
def __init__(self):
self.name = 'async'
self.nick = ('#aio',)
self.vars = ('aio',)
self.type = 'd'
self.width = 5;
self.open('/proc/sys/fs/aio-nr')
def extract(self):
for l in self.splitlines():
if len(l) < 1: continue
self.val['aio'] = long(l[0])
class dstat_cpu(dstat):
def __init__(self):
self.nick = ( 'usr', 'sys', 'idl', 'wai', 'hiq', 'siq' )
self.type = 'p'
self.width = 3
self.scale = 34
self.open('/proc/stat')
self.cols = 6
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) < 8 or l[0][0:3] != 'cpu': continue
ret.append(l[0][3:])
ret.sort()
for item in objlist: ret.append(item)
return ret
def vars(self):
ret = []
if op.cpulist:
varlist = op.cpulist
elif not op.full:
varlist = ('total',)
else:
varlist = []
cpu = 0
while cpu < cpunr:
varlist.append(str(cpu))
cpu = cpu + 1
# if len(varlist) > 2: varlist = varlist[0:2]
for name in varlist:
if name in self.discover + ['total']:
ret.append(name)
return ret
def name(self):
ret = []
for name in self.vars:
if name == 'total':
ret.append('total cpu usage')
else:
ret.append('cpu' + name + ' usage')
return ret
def extract(self):
for l in self.splitlines():
if len(l) < 8: continue
for name in self.vars:
if l[0] == 'cpu' + name or ( l[0] == 'cpu' and name == 'total' ):
self.set2[name] = ( long(l[1]) + long(l[2]), long(l[3]), long(l[4]), long(l[5]), long(l[6]), long(l[7]) )
for name in self.vars:
for i in range(6):
if sum(self.set2[name]) > sum(self.set1[name]):
self.val[name][i] = 100.0 * (self.set2[name][i] - self.set1[name][i]) / (sum(self.set2[name]) - sum(self.set1[name]))
else:
self.val[name][i] = 0
# print >>sys.stderr, "Error: tick problem detected, this should never happen !"
if step == op.delay:
self.set1.update(self.set2)
class dstat_cpu24(dstat):
def __init__(self):
self.nick = ( 'usr', 'sys', 'idl')
self.type = 'p'
self.width = 3
self.scale = 34
self.open('/proc/stat')
self.cols = 3
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) != 5 or l[0][0:3] != 'cpu': continue
ret.append(l[0][3:])
ret.sort()
for item in objlist: ret.append(item)
return ret
def vars(self):
ret = []
if op.cpulist:
varlist = op.cpulist
elif not op.full:
varlist = ('total',)
else:
varlist = []
cpu = 0
while cpu < cpunr:
varlist.append(str(cpu))
cpu = cpu + 1
# if len(varlist) > 2: varlist = varlist[0:2]
for name in varlist:
if name in self.discover + ['total']:
ret.append(name)
return ret
def name(self):
ret = []
for name in self.vars:
if name == 'total':
ret.append('cpu usage')
else:
ret.append('cpu' + name)
return ret
def extract(self):
for l in self.splitlines():
for name in self.vars:
if l[0] == 'cpu' + name or ( l[0] == 'cpu' and name == 'total' ):
self.set2[name] = ( long(l[1]) + long(l[2]), long(l[3]), long(l[4]) )
for name in self.vars:
for i in range(3):
self.val[name][i] = 100.0 * (self.set2[name][i] - self.set1[name][i]) / (sum(self.set2[name]) - sum(self.set1[name]))
if step == op.delay:
self.set1.update(self.set2)
class dstat_disk(dstat):
def __init__(self):
self.nick = ('read', 'writ')
self.type = 'b'
self.diskfilter = re.compile('^(dm-\d+|md\d+|[hsv]d[a-z]+\d+)$')
self.open('/proc/diskstats')
self.cols = 2
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) < 13: continue
if l[3:] == ['0',] * 11: continue
name = l[2]
ret.append(name)
for item in objlist: ret.append(item)
if not ret:
raise Exception, "No suitable block devices found to monitor"
return ret
def vars(self):
ret = []
if op.disklist:
varlist = op.disklist
elif not op.full:
varlist = ('total',)
else:
varlist = []
for name in self.discover:
if self.diskfilter.match(name): continue
if name not in blockdevices(): continue
varlist.append(name)
# if len(varlist) > 2: varlist = varlist[0:2]
varlist.sort()
for name in varlist:
if name in self.discover + ['total'] + op.diskset.keys():
ret.append(name)
return ret
def name(self):
return ['dsk/'+sysfs_dev(name) for name in self.vars]
def extract(self):
for name in self.vars: self.set2[name] = (0, 0)
for l in self.splitlines():
if len(l) < 13: continue
if l[5] == '0' and l[9] == '0': continue
name = l[2]
if l[3:] == ['0',] * 11: continue
if not self.diskfilter.match(name):
self.set2['total'] = ( self.set2['total'][0] + long(l[5]), self.set2['total'][1] + long(l[9]) )
if name in self.vars and name != 'total':
self.set2[name] = ( self.set2[name][0] + long(l[5]), self.set2[name][1] + long(l[9]) )
for diskset in self.vars:
if diskset in op.diskset.keys():
for disk in op.diskset[diskset]:
if re.match('^'+disk+'$', name):
self.set2[diskset] = ( self.set2[diskset][0] + long(l[5]), self.set2[diskset][1] + long(l[9]) )
for name in self.set2.keys():
self.val[name] = (
(self.set2[name][0] - self.set1[name][0]) * 512.0 / elapsed,
(self.set2[name][1] - self.set1[name][1]) * 512.0 / elapsed,
)
if step == op.delay:
self.set1.update(self.set2)
class dstat_disk24(dstat):
def __init__(self):
self.nick = ('read', 'writ')
self.type = 'b'
self.diskfilter = re.compile('(dm-\d+|md\d+|[hsv]d[a-z]+\d+)')
self.open('/proc/partitions')
if self.fd and not self.discover:
raise Exception, 'Kernel is not compiled with CONFIG_BLK_STATS'
self.cols = 2
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) < 15 or l[0] == 'major' or int(l[1]) % 16 != 0: continue
name = l[3]
ret.append(name)
for item in objlist: ret.append(item)
if not ret:
raise Exception, "No suitable block devices found to monitor"
return ret
def vars(self):
ret = []
if op.disklist:
varlist = op.disklist
elif not op.full:
varlist = ('total',)
else:
varlist = []
for name in self.discover:
if self.diskfilter.match(name): continue
varlist.append(name)
# if len(varlist) > 2: varlist = varlist[0:2]
varlist.sort()
for name in varlist:
if name in self.discover + ['total'] + op.diskset.keys():
ret.append(name)
return ret
def name(self):
return ['dsk/'+sysfs_dev(name) for name in self.vars]
def extract(self):
for name in self.vars: self.set2[name] = (0, 0)
for l in self.splitlines():
if len(l) < 15 or l[0] == 'major' or int(l[1]) % 16 != 0: continue
name = l[3]
if not self.diskfilter.match(name):
self.set2['total'] = ( self.set2['total'][0] + long(l[6]), self.set2['total'][1] + long(l[10]) )
if name in self.vars:
self.set2[name] = ( self.set2[name][0] + long(l[6]), self.set2[name][1] + long(l[10]) )
for diskset in self.vars:
if diskset in op.diskset.keys():
for disk in op.diskset[diskset]:
if re.match('^'+disk+'$', name):
self.set2[diskset] = ( self.set2[diskset][0] + long(l[6]), self.set2[diskset][1] + long(l[10]) )
for name in self.set2.keys():
self.val[name] = (
(self.set2[name][0] - self.set1[name][0]) * 512.0 / elapsed,
(self.set2[name][1] - self.set1[name][1]) * 512.0 / elapsed,
)
if step == op.delay:
self.set1.update(self.set2)
### FIXME: Needs rework, does anyone care ?
class dstat_disk24old(dstat):
def __init__(self):
self.nick = ('read', 'writ')
self.type = 'b'
self.diskfilter = re.compile('(dm-\d+|md\d+|[hsv]d[a-z]+\d+)')
self.regexp = re.compile('^\((\d+),(\d+)\):\(\d+,\d+,(\d+),\d+,(\d+)\)$')
self.open('/proc/stat')
self.cols = 2
def discover(self, *objlist):
ret = []
for l in self.splitlines(':'):
if len(l) < 3: continue
name = l[0]
if name != 'disk_io': continue
for pair in line.split()[1:]:
m = self.regexp.match(pair)
if not m: continue
l = m.groups()
if len(l) < 4: continue
name = dev(int(l[0]), int(l[1]))
ret.append(name)
break
for item in objlist: ret.append(item)
if not ret:
raise Exception, "No suitable block devices found to monitor"
return ret
def vars(self):
ret = []
if op.disklist:
varlist = op.disklist
elif not op.full:
varlist = ('total',)
else:
varlist = []
for name in self.discover:
if self.diskfilter.match(name): continue
varlist.append(name)
# if len(varlist) > 2: varlist = varlist[0:2]
varlist.sort()
for name in varlist:
if name in self.discover + ['total'] + op.diskset.keys():
ret.append(name)
return ret
def name(self):
return ['dsk/'+name for name in self.vars]
def extract(self):
for name in self.vars: self.set2[name] = (0, 0)
for line in self.splitlines(':'):
if len(l) < 3: continue
name = l[0]
if name != 'disk_io': continue
for pair in line.split()[1:]:
m = self.regexp.match(pair)
if not m: continue
l = m.groups()
if len(l) < 4: continue
name = dev(int(l[0]), int(l[1]))
if not self.diskfilter.match(name):
self.set2['total'] = ( self.set2['total'][0] + long(l[2]), self.set2['total'][1] + long(l[3]) )
if name in self.vars and name != 'total':
self.set2[name] = ( self.set2[name][0] + long(l[2]), self.set2[name][1] + long(l[3]) )
for diskset in self.vars:
if diskset in op.diskset.keys():
for disk in op.diskset[diskset]:
if re.match('^'+disk+'$', name):
self.set2[diskset] = ( self.set2[diskset][0] + long(l[2]), self.set2[diskset][1] + long(l[3]) )
break
for name in self.set2.keys():
self.val[name] = (
(self.set2[name][0] - self.set1[name][0]) * 512.0 / elapsed,
(self.set2[name][1] - self.set1[name][1]) * 512.0 / elapsed,
)
if step == op.delay:
self.set1.update(self.set2)
class dstat_epoch(dstat):
def __init__(self):
self.name = 'epoch'
self.vars = ('epoch',)
self.width = 10
if op.debug:
self.width = 13
self.scale = 0
### We are now using the starttime instead of the execution time of this plugin
def extract(self):
# self.val['epoch'] = time.time()
self.val['epoch'] = starttime
class dstat_fs(dstat):
def __init__(self):
self.name = 'filesystem'
self.vars = ('files', 'inodes')
self.type = 'd'
self.width = 6
self.scale = 1000
def extract(self):
for line in dopen('/proc/sys/fs/file-nr'):
l = line.split()
if len(l) < 1: continue
self.val['files'] = long(l[0])
for line in dopen('/proc/sys/fs/inode-nr'):
l = line.split()
if len(l) < 2: continue
self.val['inodes'] = long(l[0]) - long(l[1])
class dstat_int(dstat):
def __init__(self):
self.name = 'interrupts'
self.type = 'd'
self.width = 5
self.scale = 1000
self.open('/proc/stat')
self.intmap = self.intmap()
def intmap(self):
ret = {}
for line in dopen('/proc/interrupts'):
l = line.split()
if len(l) <= cpunr: continue
l1 = l[0].split(':')[0]
l2 = ' '.join(l[cpunr+2:]).split(',')
ret[l1] = l1
for name in l2:
ret[name.strip().lower()] = l1
return ret
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if l[0] != 'intr': continue
for name, i in enumerate(l[2:]):
if long(i) > 10: ret.append(str(name))
return ret
# def check(self):
# if self.fd[0] and self.vars:
# self.fd[0].seek(0)
# for l in self.fd[0].splitlines():
# if l[0] != 'intr': continue
# return True
# return False
def vars(self):
ret = []
if op.intlist:
varlist = op.intlist
else:
varlist = self.discover
for name in varlist:
if name in ('0', '1', '2', '8', 'NMI', 'LOC', 'MIS', 'CPU0'):
varlist.remove(name)
if not op.full and len(varlist) > 3: varlist = varlist[-3:]
for name in varlist:
if name in self.discover + ['total',]:
ret.append(name)
elif name.lower() in self.intmap.keys():
ret.append(self.intmap[name.lower()])
return ret
def extract(self):
for l in self.splitlines():
if not l or l[0] != 'intr': continue
for name in self.vars:
if name != 'total':
self.set2[name] = long(l[int(name) + 2])
self.set2['total'] = long(l[1])
for name in self.vars:
self.val[name] = (self.set2[name] - self.set1[name]) * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
class dstat_int24(dstat):
def __init__(self):
self.name = 'interrupts'
self.type = 'd'
self.width = 5
self.scale = 1000
self.open('/proc/interrupts')
def intmap(self):
ret = {}
for l in self.splitlines():
if len(l) <= cpunr: continue
l1 = l[0].split(':')[0]
l2 = ' '.join(l[cpunr+2:]).split(',')
ret[l1] = l1
for name in l2:
ret[name.strip().lower()] = l1
return ret
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) < cpunr+1: continue
name = l[0].split(':')[0]
if long(l[1]) > 10:
ret.append(name)
return ret
# def check(self):
# if self.fd and self.discover:
# self.fd[0].seek(0)
# for l in self.fd[0].splitlines():
# if l[0] != 'intr' or len(l) > 2: continue
# return True
# return False
def vars(self):
ret = []
if op.intlist:
varlist = op.intlist
else:
varlist = self.discover
for name in varlist:
if name in ('0', '1', '2', '8', 'CPU0', 'ERR', 'LOC', 'MIS', 'NMI'):
varlist.remove(name)
if not op.full and len(varlist) > 3: varlist = varlist[-3:]
for name in varlist:
if name in self.discover:
ret.append(name)
elif name.lower() in self.intmap.keys():
ret.append(self.intmap[name.lower()])
return ret
def extract(self):
for l in self.splitlines():
if len(l) < cpunr+1: continue
name = l[0].split(':')[0]
if name in self.vars:
self.set2[name] = 0
for i in l[1:1+cpunr]:
self.set2[name] = self.set2[name] + long(i)
# elif len(l) > 2 + cpunr:
# for hw in self.vars:
# for mod in l[2+cpunr:]:
# self.set2[mod] = long(l[1])
for name in self.set2.keys():
self.val[name] = (self.set2[name] - self.set1[name]) * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
class dstat_io(dstat):
def __init__(self):
self.nick = ('read', 'writ')
self.type = 'f'
self.width = 5
self.scale = 1000
self.diskfilter = re.compile('(dm-\d+|md\d+|[hsv]d[a-z]+\d+)')
self.open('/proc/diskstats')
self.cols = 3
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) < 13: continue
if l[3:] == ['0',] * 11: continue
name = l[2]
ret.append(name)
for item in objlist: ret.append(item)
if not ret:
raise Exception, "No suitable block devices found to monitor"
return ret
def vars(self):
ret = []
if op.disklist:
varlist = op.disklist
elif not op.full:
varlist = ('total',)
else:
varlist = []
for name in self.discover:
if self.diskfilter.match(name): continue
if name not in blockdevices(): continue
varlist.append(name)
# if len(varlist) > 2: varlist = varlist[0:2]
varlist.sort()
for name in varlist:
if name in self.discover + ['total'] + op.diskset.keys():
ret.append(name)
return ret
def name(self):
return ['io/'+name for name in self.vars]
def extract(self):
for name in self.vars: self.set2[name] = (0, 0)
for l in self.splitlines():
if len(l) < 13: continue
if l[3] == '0' and l[7] == '0': continue
name = l[2]
if l[3:] == ['0',] * 11: continue
if not self.diskfilter.match(name):
self.set2['total'] = ( self.set2['total'][0] + long(l[3]), self.set2['total'][1] + long(l[7]) )
if name in self.vars and name != 'total':
self.set2[name] = ( self.set2[name][0] + long(l[3]), self.set2[name][1] + long(l[7]) )
for diskset in self.vars:
if diskset in op.diskset.keys():
for disk in op.diskset[diskset]:
if re.match('^'+disk+'$', name):
self.set2[diskset] = ( self.set2[diskset][0] + long(l[3]), self.set2[diskset][1] + long(l[7]) )
for name in self.set2.keys():
self.val[name] = (
(self.set2[name][0] - self.set1[name][0]) * 1.0 / elapsed,
(self.set2[name][1] - self.set1[name][1]) * 1.0 / elapsed,
)
if step == op.delay:
self.set1.update(self.set2)
class dstat_ipc(dstat):
def __init__(self):
self.name = 'sysv ipc'
self.vars = ('msg', 'sem', 'shm')
self.type = 'd'
self.width = 3
self.scale = 10
def extract(self):
for name in self.vars:
self.val[name] = len(dopen('/proc/sysvipc/'+name).readlines()) - 1
class dstat_load(dstat):
def __init__(self):
self.name = 'load avg'
self.nick = ('1m', '5m', '15m')
self.vars = ('load1', 'load5', 'load15')
self.type = 'f'
self.width = 4
self.scale = 0.5
self.open('/proc/loadavg')
def extract(self):
for l in self.splitlines():
if len(l) < 3: continue
self.val['load1'] = float(l[0])
self.val['load5'] = float(l[1])
self.val['load15'] = float(l[2])
class dstat_lock(dstat):
def __init__(self):
self.name = 'file locks'
self.nick = ('pos', 'lck', 'rea', 'wri')
self.vars = ('posix', 'flock', 'read', 'write')
self.type = 'f'
self.width = 3
self.scale = 10
self.open('/proc/locks')
def extract(self):
for name in self.vars: self.val[name] = 0
for l in self.splitlines():
if len(l) < 4: continue
if l[1] == 'POSIX': self.val['posix'] += 1
elif l[1] == 'FLOCK': self.val['flock'] += 1
if l[3] == 'READ': self.val['read'] += 1
elif l[3] == 'WRITE': self.val['write'] += 1
class dstat_mem(dstat):
def __init__(self):
self.name = 'memory usage'
self.nick = ('used', 'buff', 'cach', 'free')
self.vars = ('MemUsed', 'Buffers', 'Cached', 'MemFree')
self.open('/proc/meminfo')
def extract(self):
for l in self.splitlines():
if len(l) < 2: continue
name = l[0].split(':')[0]
if name in self.vars + ('MemTotal', ):
self.val[name] = long(l[1]) * 1024.0
self.val['MemUsed'] = self.val['MemTotal'] - self.val['MemFree'] - self.val['Buffers'] - self.val['Cached']
class dstat_net(dstat):
def __init__(self):
self.nick = ('recv', 'send')
self.type = 'b'
self.totalfilter = re.compile('^(lo|bond\d+|face|.+\.\d+)$')
self.open('/proc/net/dev')
self.cols = 2
def discover(self, *objlist):
ret = []
for l in self.splitlines(replace=':'):
if len(l) < 17: continue
if l[2] == '0' and l[10] == '0': continue
name = l[0]
if name not in ('lo', 'face'):
ret.append(name)
ret.sort()
for item in objlist: ret.append(item)
return ret
def vars(self):
ret = []
if op.netlist:
varlist = op.netlist
elif not op.full:
varlist = ('total',)
else:
varlist = self.discover
# if len(varlist) > 2: varlist = varlist[0:2]
varlist.sort()
for name in varlist:
if name in self.discover + ['total', 'lo']:
ret.append(name)
if not ret:
raise Exception, "No suitable network interfaces found to monitor"
return ret
def name(self):
return ['net/'+name for name in self.vars]
def extract(self):
self.set2['total'] = [0, 0]
for l in self.splitlines(replace=':'):
if len(l) < 17: continue
if l[2] == '0' and l[10] == '0': continue
name = l[0]
if name in self.vars :
self.set2[name] = ( long(l[1]), long(l[9]) )
if not self.totalfilter.match(name):
self.set2['total'] = ( self.set2['total'][0] + long(l[1]), self.set2['total'][1] + long(l[9]))
if update:
for name in self.set2.keys():
self.val[name] = [
(self.set2[name][0] - self.set1[name][0]) * 1.0 / elapsed,
(self.set2[name][1] - self.set1[name][1]) * 1.0 / elapsed,
]
if self.val[name][0] < 0: self.val[name][0] += maxint + 1
if self.val[name][1] < 0: self.val[name][1] += maxint + 1
if step == op.delay:
self.set1.update(self.set2)
class dstat_page(dstat):
def __init__(self):
self.name = 'paging'
self.nick = ('in', 'out')
self.vars = ('pswpin', 'pswpout')
self.type = 'd'
self.open('/proc/vmstat')
def extract(self):
for l in self.splitlines():
if len(l) < 2: continue
name = l[0]
if name in self.vars:
self.set2[name] = long(l[1])
for name in self.vars:
self.val[name] = (self.set2[name] - self.set1[name]) * pagesize * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
class dstat_page24(dstat):
def __init__(self):
self.name = 'paging'
self.nick = ('in', 'out')
self.vars = ('pswpin', 'pswpout')
self.type = 'd'
self.open('/proc/stat')
def extract(self):
for l in self.splitlines():
if len(l) < 3: continue
name = l[0]
if name != 'swap': continue
self.set2['pswpin'] = long(l[1])
self.set2['pswpout'] = long(l[2])
break
for name in self.vars:
self.val[name] = (self.set2[name] - self.set1[name]) * pagesize * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
class dstat_proc(dstat):
def __init__(self):
self.name = 'procs'
self.nick = ('run', 'blk', 'new')
self.vars = ('procs_running', 'procs_blocked', 'processes')
self.type = 'f'
self.width = 3
self.scale = 10
self.open('/proc/stat')
def extract(self):
for l in self.splitlines():
if len(l) < 2: continue
name = l[0]
if name == 'processes':
self.val['processes'] = 0
self.set2[name] = long(l[1])
elif name == 'procs_running':
self.set2[name] = self.set2[name] + long(l[1]) - 1
elif name == 'procs_blocked':
self.set2[name] = self.set2[name] + long(l[1])
self.val['processes'] = (self.set2['processes'] - self.set1['processes']) * 1.0 / elapsed
for name in ('procs_running', 'procs_blocked'):
self.val[name] = self.set2[name] * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
for name in ('procs_running', 'procs_blocked'):
self.set2[name] = 0
class dstat_raw(dstat):
def __init__(self):
self.name = 'raw'
self.nick = ('raw',)
self.vars = ('sockets',)
self.type = 'd'
self.width = 3
self.scale = 100
self.open('/proc/net/raw')
def extract(self):
lines = -1
for line in self.readlines():
lines += 1
self.val['sockets'] = lines
### Cannot use len() on generator
# self.val['sockets'] = len(self.readlines()) - 1
class dstat_socket(dstat):
def __init__(self):
self.name = 'sockets'
self.type = 'd'
self.width = 3
self.scale = 100
self.open('/proc/net/sockstat')
self.nick = ('tot', 'tcp', 'udp', 'raw', 'frg')
self.vars = ('sockets:', 'TCP:', 'UDP:', 'RAW:', 'FRAG:')
def extract(self):
for l in self.splitlines():
if len(l) < 3: continue
self.val[l[0]] = long(l[2])
self.val['other'] = self.val['sockets:'] - self.val['TCP:'] - self.val['UDP:'] - self.val['RAW:'] - self.val['FRAG:']
class dstat_swap(dstat):
def __init__(self):
self.name = 'swap'
self.nick = ('used', 'free')
self.type = 'd'
self.open('/proc/swaps')
def discover(self, *objlist):
ret = []
for l in self.splitlines():
if len(l) < 5: continue
if l[0] == 'Filename': continue
try:
int(l[2])
int(l[3])
except:
continue
# ret.append(improve(l[0]))
ret.append(l[0])
ret.sort()
for item in objlist: ret.append(item)
return ret
def vars(self):
ret = []
if op.swaplist:
varlist = op.swaplist
elif not op.full:
varlist = ('total',)
else:
varlist = self.discover
# if len(varlist) > 2: varlist = varlist[0:2]
varlist.sort()
for name in varlist:
if name in self.discover + ['total']:
ret.append(name)
if not ret:
raise Exception, "No suitable swap devices found to monitor"
return ret
def name(self):
return ['swp/'+improve(name) for name in self.vars]
def extract(self):
self.val['total'] = [0, 0]
for l in self.splitlines():
if len(l) < 5 or l[0] == 'Filename': continue
name = l[0]
self.val[name] = ( long(l[3]) * 1024.0, (long(l[2]) - long(l[3])) * 1024.0 )
self.val['total'] = ( self.val['total'][0] + self.val[name][0], self.val['total'][1] + self.val[name][1])
class dstat_swapold(dstat):
def __init__(self):
self.name = 'swap'
self.nick = ('used', 'free')
self.vars = ('SwapUsed', 'SwapFree')
self.type = 'd'
self.open('/proc/meminfo')
def extract(self):
for l in self.splitlines():
if len(l) < 2: continue
name = l[0].split(':')[0]
if name in self.vars + ('SwapTotal',):
self.val[name] = long(l[1]) * 1024.0
self.val['SwapUsed'] = self.val['SwapTotal'] - self.val['SwapFree']
class dstat_sys(dstat):
def __init__(self):
self.name = 'system'
self.nick = ('int', 'csw')
self.vars = ('intr', 'ctxt')
self.type = 'd'
self.width = 5
self.scale = 1000
self.open('/proc/stat')
def extract(self):
for l in self.splitlines():
if len(l) < 2: continue
name = l[0]
if name in self.vars:
self.set2[name] = long(l[1])
for name in self.vars:
self.val[name] = (self.set2[name] - self.set1[name]) * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
class dstat_tcp(dstat):
def __init__(self):
self.name = 'tcp sockets'
self.nick = ('lis', 'act', 'syn', 'tim', 'clo')
self.vars = ('listen', 'established', 'syn', 'wait', 'close')
self.type = 'd'
self.width = 3
self.scale = 100
self.open('/proc/net/tcp', '/proc/net/tcp6')
def extract(self):
for name in self.vars: self.val[name] = 0
for l in self.splitlines():
if len(l) < 12: continue
### 01: established, 02: syn_sent, 03: syn_recv, 04: fin_wait1,
### 05: fin_wait2, 06: time_wait, 07: close, 08: close_wait,
### 09: last_ack, 0A: listen, 0B: closing
if l[3] in ('0A',): self.val['listen'] += 1
elif l[3] in ('01',): self.val['established'] += 1
elif l[3] in ('02', '03', '09',): self.val['syn'] += 1
elif l[3] in ('06',): self.val['wait'] += 1
elif l[3] in ('04', '05', '07', '08', '0B',): self.val['close'] += 1
class dstat_time(dstat):
def __init__(self):
self.name = 'system'
self.timefmt = os.getenv('DSTAT_TIMEFMT') or '%d-%m %H:%M:%S'
self.type = 's'
if op.debug:
self.width = len(time.strftime(self.timefmt, time.localtime())) + 4
else:
self.width = len(time.strftime(self.timefmt, time.localtime()))
self.scale = 0
self.vars = ('time',)
### We are now using the starttime for this plugin, not the execution time of this plugin
def extract(self):
if op.debug:
self.val['time'] = time.strftime(self.timefmt, time.localtime(starttime)) + ".%03d" % (round(starttime * 1000 % 1000 ))
else:
self.val['time'] = time.strftime(self.timefmt, time.localtime(starttime))
class dstat_udp(dstat):
def __init__(self):
self.name = 'udp'
self.nick = ('lis', 'act')
self.vars = ('listen', 'established')
self.type = 'd'
self.width = 3
self.scale = 100
self.open('/proc/net/udp', '/proc/net/udp6')
def extract(self):
for name in self.vars: self.val[name] = 0
for l in self.splitlines():
if l[3] == '07': self.val['listen'] += 1
elif l[3] == '01': self.val['established'] += 1
class dstat_unix(dstat):
def __init__(self):
self.name = 'unix sockets'
self.nick = ('dgm', 'str', 'lis', 'act')
self.vars = ('datagram', 'stream', 'listen', 'established')
self.type = 'd'
self.width = 3
self.scale = 100
self.open('/proc/net/unix')
def extract(self):
for name in self.vars: self.val[name] = 0
for l in self.splitlines():
if l[4] == '0002': self.val['datagram'] += 1
elif l[4] == '0001':
self.val['stream'] += 1
if l[5] == '01': self.val['listen'] += 1
elif l[5] == '03': self.val['established'] += 1
class dstat_vm(dstat):
def __init__(self):
self.name = 'virtual memory'
self.nick = ('majpf', 'minpf', 'alloc', 'free')
self.vars = ('pgmajfault', 'pgfault', 'pgalloc', 'pgfree')
self.type = 'd'
self.width = 5
self.scale = 1000
self.open('/proc/vmstat')
### Page allocations should include all page zones, not just ZONE_NORMAL,
### but also ZONE_DMA, ZONE_HIGHMEM, ZONE_DMA32 (depending on architecture)
def extract(self):
self.set2['pgalloc'] = 0
for l in self.splitlines():
if len(l) < 2: continue
if l[0].startswith('pgalloc_'):
self.set2['pgalloc'] += long(l[1])
elif l[0] in self.vars:
self.set2[l[0]] = long(l[1])
for name in self.vars:
self.val[name] = (self.set2[name] - self.set1[name]) * 1.0 / elapsed
if step == op.delay:
self.set1.update(self.set2)
### END STATS DEFINITIONS ###
ansi = {
'black': '\033[0;30m',
'darkred': '\033[0;31m',
'darkgreen': '\033[0;32m',
'darkyellow': '\033[0;33m',
'darkblue': '\033[0;34m',
'darkmagenta': '\033[0;35m',
'darkcyan': '\033[0;36m',
'gray': '\033[0;37m',
'darkgray': '\033[1;30m',
'red': '\033[1;31m',
'green': '\033[1;32m',
'yellow': '\033[1;33m',
'blue': '\033[1;34m',
'magenta': '\033[1;35m',
'cyan': '\033[1;36m',
'white': '\033[1;37m',
'blackbg': '\033[40m',
'redbg': '\033[41m',
'greenbg': '\033[42m',
'yellowbg': '\033[43m',
'bluebg': '\033[44m',
'magentabg': '\033[45m',
'cyanbg': '\033[46m',
'whitebg': '\033[47m',
'reset': '\033[0;0m',
'bold': '\033[1m',
'reverse': '\033[2m',
'underline': '\033[4m',
'clear': '\033[2J',
# 'clearline': '\033[K',
'clearline': '\033[2K',
# 'save': '\033[s',
# 'restore': '\033[u',
'save': '\0337',
'restore': '\0338',
'linewrap': '\033[7h',
'nolinewrap': '\033[7l',
'up': '\033[1A',
'down': '\033[1B',
'right': '\033[1C',
'left': '\033[1D',
'default': '\033[0;0m',
}
char = {
'pipe': '|',
'colon': ':',
'gt': '>',
'space': ' ',
'dash': '-',
'plus': '+',
'underscore': '_',
}
def set_theme():
"Provide a set of colors to use"
if op.blackonwhite:
theme = {
'title': ansi['darkblue'],
'subtitle': ansi['darkcyan'] + ansi['underline'],
'frame': ansi['darkblue'],
'default': ansi['default'],
'error': ansi['white'] + ansi['redbg'],
'roundtrip': ansi['darkblue'],
'debug': ansi['darkred'],
'input': ansi['darkgray'],
'text_lo': ansi['black'],
'text_hi': ansi['darkgray'],
'unit_lo': ansi['black'],
'unit_hi': ansi['darkgray'],
'colors_lo': (ansi['darkred'], ansi['darkmagenta'], ansi['darkgreen'], ansi['darkblue'],
ansi['darkcyan'], ansi['gray'], ansi['red'], ansi['green']),
'colors_hi': (ansi['red'], ansi['magenta'], ansi['green'], ansi['blue'],
ansi['cyan'], ansi['white'], ansi['darkred'], ansi['darkgreen']),
}
else:
theme = {
'title': ansi['darkblue'],
'subtitle': ansi['blue'] + ansi['underline'],
'frame': ansi['darkblue'],
'default': ansi['default'],
'error': ansi['white'] + ansi['redbg'],
'roundtrip': ansi['darkblue'],
'debug': ansi['darkred'],
'input': ansi['darkgray'],
'text_lo': ansi['gray'],
'text_hi': ansi['darkgray'],
'unit_lo': ansi['darkgray'],
'unit_hi': ansi['darkgray'],
'colors_lo': (ansi['red'], ansi['yellow'], ansi['green'], ansi['blue'],
ansi['cyan'], ansi['white'], ansi['darkred'], ansi['darkgreen']),
'colors_hi': (ansi['darkred'], ansi['darkyellow'], ansi['darkgreen'], ansi['darkblue'],
ansi['darkcyan'], ansi['gray'], ansi['red'], ansi['green']),
}
return theme
def ticks():
"Return the number of 'ticks' since bootup"
try:
for line in open('/proc/uptime', 'r', 0).readlines():
l = line.split()
if len(l) < 2: continue
return float(l[0])
except:
for line in dopen('/proc/stat').readlines():
l = line.split()
if len(l) < 2: continue
if l[0] == 'btime':
return time.time() - long(l[1])
def improve(devname):
"Improve a device name"
if devname.startswith('/dev/mapper/'):
devname = devname.split('/')[3]
elif devname.startswith('/dev/'):
devname = devname.split('/')[2]
return devname
def dopen(filename):
"Open a file for reuse, if already opened, return file descriptor"
global fds
if not os.path.exists(filename):
raise Exception, 'File %s does not exist' % filename
# return None
if 'fds' not in globals().keys():
fds = {}
if file not in fds.keys():
fds[filename] = open(filename, 'r', 0)
else:
fds[filename].seek(0)
return fds[filename]
def dclose(filename):
"Close an open file and remove file descriptor from list"
global fds
if not 'fds' in globals().keys(): fds = {}
if filename in fds:
fds[filename].close()
del(fds[filename])
def dpopen(cmd):
"Open a pipe for reuse, if already opened, return pipes"
global pipes, select
import select
if 'pipes' not in globals().keys(): pipes = {}
if cmd not in pipes.keys():
pipes[cmd] = os.popen3(cmd, 't', 0)
return pipes[cmd]
def readpipe(fileobj, tmout = 0.001):
"Read available data from pipe in a non-blocking fashion"
ret = ''
while not select.select([fileobj.fileno()], [], [], tmout)[0]:
pass
while select.select([fileobj.fileno()], [], [], tmout)[0]:
ret = ret + fileobj.read(1)
return ret.split('\n')
def greppipe(fileobj, str, tmout = 0.001):
"Grep available data from pipe in a non-blocking fashion"
ret = ''
while not select.select([fileobj.fileno()], [], [], tmout)[0]:
pass
while select.select([fileobj.fileno()], [], [], tmout)[0]:
character = fileobj.read(1)
if character != '\n':
ret = ret + character
elif ret.startswith(str):
return ret
else:
ret = ''
if op.debug:
raise Exception, 'Nothing found during greppipe data collection'
return None
def matchpipe(fileobj, string, tmout = 0.001):
"Match available data from pipe in a non-blocking fashion"
ret = ''
regexp = re.compile(string)
while not select.select([fileobj.fileno()], [], [], tmout)[0]:
pass
while select.select([fileobj.fileno()], [], [], tmout)[0]:
character = fileobj.read(1)
if character != '\n':
ret = ret + character
elif regexp.match(ret):
return ret
else:
ret = ''
if op.debug:
raise Exception, 'Nothing found during matchpipe data collection'
return None
def cmd_test(cmd):
pipes = os.popen3(cmd, 't', 0)
for line in pipes[2].readlines():
raise Exception, line.strip()
def cmd_readlines(cmd):
pipes = os.popen3(cmd, 't', 0)
for line in pipes[1].readlines():
yield line
def cmd_splitlines(cmd, sep=None):
pipes = os.popen3(cmd, 't', 0)
for line in pipes[1].readlines():
yield line.split(sep)
def proc_readlines(filename):
"Return the lines of a file, one by one"
# for line in open(filename).readlines():
# yield line
### Implemented linecache (for top-plugins)
i = 1
while True:
line = linecache.getline(filename, i);
if not line: break
yield line
i += 1
def proc_splitlines(filename, sep=None):
"Return the splitted lines of a file, one by one"
# for line in open(filename).readlines():
# yield line.split(sep)
### Implemented linecache (for top-plugins)
i = 1
while True:
line = linecache.getline(filename, i);
if not line: break
yield line.split(sep)
i += 1
def proc_readline(filename):
"Return the first line of a file"
# return open(filename).read()
return linecache.getline(filename, 1)
def proc_splitline(filename, sep=None):
"Return the first line of a file splitted"
# return open(filename).read().split(sep)
return linecache.getline(filename, 1).split(sep)
### FIXME: Should we cache this within every step ?
def proc_pidlist():
"Return a list of process IDs"
dstat_pid = str(os.getpid())
for pid in os.listdir('/proc/'):
try:
### Is it a pid ?
int(pid)
### Filter out dstat
if pid == dstat_pid: continue
yield pid
except ValueError:
continue
def dchg(var, width, base):
"Convert decimal to string given base and length"
c = 0
while True:
ret = str(long(round(var)))
if len(ret) <= width:
break
var = var / base
c = c + 1
else:
c = -1
return ret, c
def fchg(var, width, base):
"Convert float to string given scale and length"
c = 0
while True:
if var == 0:
ret = str('0')
break
# ret = repr(round(var))
# ret = repr(long(round(var, maxlen)))
ret = str(long(round(var, width)))
if len(ret) <= width:
i = width - len(ret) - 1
while i > 0:
ret = ('%%.%df' % i) % var
if len(ret) <= width and ret != str(long(round(var, width))):
break
i = i - 1
else:
ret = str(long(round(var)))
break
var = var / base
c = c + 1
else:
c = -1
return ret, c
def tchg(var, width):
"Convert time string to given length"
ret = '%2dh%02d' % (var / 60, var % 60)
if len(ret) > width:
ret = '%2dh' % (var / 60)
if len(ret) > width:
ret = '%2dd' % (var / 60 / 24)
if len(ret) > width:
ret = '%2dw' % (var / 60 / 24 / 7)
return ret
def cprintlist(varlist, type, width, scale):
"Return all columns color printed"
ret = sep = ''
for var in varlist:
ret = ret + sep + cprint(var, type, width, scale)
sep = char['space']
return ret
def cprint(var, type = 'f', width = 4, scale = 1000):
"Color print one column"
base = 1000
if scale == 1024:
base = 1024
### Use units when base is exact 1000 or 1024
unit = False
if scale in (1000, 1024) and width >= len(str(base)):
unit = True
width = width - 1
### If this is a negative value, return a dash
if var < 0:
if unit:
return theme['error'] + '-'.rjust(width, char['space']) + char['space'] + theme['default']
else:
return theme['error'] + '-'.rjust(width, char['space']) + theme['default']
if base != 1024:
units = (char['space'], 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
elif op.bits and type in ('b', ):
units = ('b', 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
base = scale = 1000
var = var * 8.0
else:
units = ('B', 'k', 'M', 'G', 'T', 'P', 'E', 'Z', 'Y')
if step == op.delay:
colors = theme['colors_lo']
ctext = theme['text_lo']
cunit = theme['unit_lo']
else:
colors = theme['colors_hi']
ctext = theme['text_hi']
cunit = theme['unit_hi']
### Convert value to string given base and field-length
if op.integer and type in ('b', 'd', 'p', 'f'):
ret, c = dchg(var, width, base)
elif op.float and type in ('b', 'd', 'p', 'f'):
ret, c = fchg(var, width, base)
elif type in ('b', 'd', 'p'):
ret, c = dchg(var, width, base)
elif type in ('f'):
ret, c = fchg(var, width, base)
elif type in ('s'):
ret, c = str(var), ctext
elif type in ('t'):
ret, c = tchg(var, width), ctext
else:
raise Exception, 'Type %s not known to dstat.' % type
### Set the counter color
if ret == '0':
color = cunit
elif scale <= 0:
color = ctext
elif scale not in (1000, 1024):
color = colors[int(var/scale)%len(colors)]
elif type in ('p'):
color = colors[int(round(var)/scale)%len(colors)]
elif type in ('b', 'd', 'f'):
color = colors[c%len(colors)]
else:
color = ctext
### Justify value to left if string
if type in ('s',):
ret = color + ret.ljust(width, char['space'])
else:
ret = color + ret.rjust(width, char['space'])
### Add unit to output
if unit:
if c != -1 and round(var) != 0:
ret += cunit + units[c]
else:
ret += char['space']
return ret
def header(totlist, vislist):
"Return the header for a set of module counters"
line = ''
### Process title
for o in vislist:
line += o.title()
if o is not vislist[-1]:
line += theme['frame'] + char['space']
elif totlist != vislist:
line += theme['title'] + char['gt']
line += '\n'
### Process subtitle
for o in vislist:
line += o.subtitle()
if o is not vislist[-1]:
line += theme['frame'] + char['pipe']
elif totlist != vislist:
line += theme['title'] + char['gt']
return line + '\n'
def csvheader(totlist):
"Return the CVS header for a set of module counters"
line = ''
### Process title
for o in totlist:
line = line + o.csvtitle()
if o is not totlist[-1]:
line = line + ','
line += '\n'
### Process subtitle
for o in totlist:
line = line + o.csvsubtitle()
if o is not totlist[-1]:
line = line + ','
return line + '\n'
def info(level, str):
"Output info message"
# if level <= op.verbose:
print >>sys.stderr, str
def die(ret, str):
"Print error and exit with errorcode"
print >>sys.stderr, str
exit(ret)
def initterm():
"Initialise terminal"
global termsize
### Unbuffered sys.stdout
# sys.stdout = os.fdopen(1, 'w', 0)
try:
global fcntl, struct, termios
import fcntl, struct, termios
termios.TIOCGWINSZ
except:
try:
curses.setupterm()
curses.tigetnum('lines'), curses.tigetnum('cols')
except:
pass
else:
termsize = None, 2
else:
termsize = None, 1
def gettermsize():
"Return the dynamic terminal geometry"
global termsize
# if not termsize[0] and not termsize[1]:
if not termsize[0]:
try:
if termsize[1] == 1:
s = struct.pack('HHHH', 0, 0, 0, 0)
x = fcntl.ioctl(sys.stdout.fileno(), termios.TIOCGWINSZ, s)
return struct.unpack('HHHH', x)[:2]
elif termsize[1] == 2:
curses.setupterm()
return curses.tigetnum('lines'), curses.tigetnum('cols')
else:
termsize = (int(os.environ['LINES']), int(os.environ['COLUMNS']))
except:
termsize = 25, 80
return termsize
def gettermcolor(color=True):
"Return whether the system can use colors or not"
if color and sys.stdout.isatty():
try:
import curses
curses.setupterm()
if curses.tigetnum('colors') < 0:
return False
except:
print >>sys.stderr, 'Color support is disabled, python-curses is not installed.'
return False
return color
### We only want to filter out paths, not ksoftirqd/1
def basename(name):
"Perform basename on paths only"
if name[0] in ('/', '.'):
return os.path.basename(name)
return name
def getnamebypid(pid, name):
"Return the name of a process by taking best guesses and exclusion"
ret = None
try:
# cmdline = open('/proc/%s/cmdline' % pid).read().split('\0')
cmdline = linecache.getline('/proc/%s/cmdline' % pid, 1).split('\0')
ret = basename(cmdline[0])
if ret in ('bash', 'csh', 'ksh', 'perl', 'python', 'ruby', 'sh'):
ret = basename(cmdline[1])
if ret.startswith('-'):
ret = basename(cmdline[-2])
if ret.startswith('-'): raise
if not ret: raise
except:
ret = basename(name)
return ret
def getcpunr():
"Return the number of CPUs in the system"
cpunr = -1
for line in dopen('/proc/stat').readlines():
if line[0:3] == 'cpu':
cpunr = cpunr + 1
if cpunr < 0:
raise Exception, "Problem finding number of CPUs in system."
return cpunr
def blockdevices():
### We have to replace '!' by '/' to support cciss!c0d0 type devices :-/
return [os.path.basename(filename).replace('!', '/') for filename in glob.glob('/sys/block/*')]
### FIXME: Add scsi support too and improve
def sysfs_dev(device):
"Convert sysfs device names into device names"
m = re.match('ide/host(\d)/bus(\d)/target(\d)/lun(\d)/disc', device)
if m:
l = m.groups()
# ide/host0/bus0/target0/lun0/disc -> 0 -> hda
# ide/host0/bus1/target0/lun0/disc -> 2 -> hdc
nr = int(l[1]) * 2 + int(l[3])
return 'hd' + chr(ord('a') + nr)
m = re.match('cciss/(c\dd\d)', device)
if m:
l = m.groups()
return l[0]
m = re.match('placeholder', device)
if m:
return 'sdX'
return device
def dev(maj, min):
"Convert major/minor pairs into device names"
ram = [1, ]
ide = [3, 22, 33, 34, 56, 57, 88, 89, 90, 91]
loop = [7, ]
scsi = [8, 65, 66, 67, 68, 69, 70, 71, 128, 129, 130, 131, 132, 133, 134, 135]
md = [9, ]
ida = [72, 73, 74, 75, 76, 77, 78, 79]
ubd = [98,]
cciss = [104,]
dm = [253,]
if maj in scsi:
disc = chr(ord('a') + scsi.index(maj) * 16 + min / 16)
part = min % 16
if not part: return 'sd%s' % disc
return 'sd%s%d' % (disc, part)
elif maj in ide:
disc = chr(ord('a') + ide.index(maj) * 2 + min / 64)
part = min % 64
if not part: return 'hd%s' % disc
return 'hd%s%d' % (disc, part)
elif maj in dm:
return 'dm-%d' % min
elif maj in md:
return 'md%d' % min
elif maj in loop:
return 'loop%d' % min
elif maj in ram:
return 'ram%d' % min
elif maj in cciss:
disc = cciss.index(maj) * 16 + min / 16
part = min % 16
if not part: return 'c0d%d' % disc
return 'c0d%dp%d' % (disc, part)
elif maj in ida:
cont = ida.index(maj)
disc = min / 16
part = min % 16
if not part: return 'ida%d-%d' % (cont, disc)
return 'ida%d-%d-%d' % (cont, disc, part)
elif maj in ubd:
disc = ubd.index(maj) * 16 + min / 16
part = min % 16
if not part: return 'ubd%d' % disc
return 'ubd%d-%d' % (disc, part)
else:
return 'dev%d-%d' % (maj, min)
#def mountpoint(dev):
# "Return the mountpoint of a mounted device/file"
# for entry in dopen('/etc/mtab').readlines():
# if entry:
# devlist = entry.split()
# if dev == devlist[0]:
# return devlist[1]
#def readfile(file):
# ret = ''
# for line in open(file,'r').readlines():
# ret = ret + line
# return ret
#cdef extern from "sched.h":
# struct sched_param:
# int sched_priority
# int sched_setscheduler(int pid, int policy,sched_param *p)
#
#SCHED_FIFO = 1
#
#def switchRTCPriority(nb):
# cdef sched_param sp
# sp.sched_priority = nb
# sched_setscheduler (0,SCHED_FIFO , &sp);
def listplugins():
plugins = []
remod = re.compile('dstat_(.+)$')
for filename in globals():
if filename.startswith('dstat_'):
plugins.append(remod.match(filename).groups()[0])
remod = re.compile('.+/dstat_(.+).py$')
for path in pluginpath:
for filename in glob.glob(path + '/dstat_*.py'):
plugins.append(remod.match(filename).groups()[0].replace('_', '-'))
plugins.sort()
return plugins
def showplugins():
rows, cols = gettermsize()
print 'internal:\n\t',
remod = re.compile('dstat_(.+)$')
plugins = []
for filename in globals():
if filename.startswith('dstat_'):
plugins.append(remod.match(filename).groups()[0].replace('_', '-'))
plugins.sort()
cols2 = cols - 8
for mod in plugins:
cols2 = cols2 - len(mod) - 2
if cols2 <= 0:
print '\n\t',
cols2 = cols - len(mod) - 10
if mod != plugins[-1]:
print mod+',',
print mod
remod = re.compile('.+/dstat_(.+).py$')
for path in pluginpath:
plugins = []
for filename in glob.glob(path + '/dstat_*.py'):
plugins.append(remod.match(filename).groups()[0].replace('_', '-'))
if not plugins: continue
plugins.sort()
cols2 = cols - 8
print '%s:\n\t' % os.path.abspath(path),
for mod in plugins:
cols2 = cols2 - len(mod) - 2
if cols2 <= 0:
print '\n\t',
cols2 = cols - len(mod) - 10
if mod != plugins[-1]:
print mod+',',
print mod
def exit(ret):
sys.stdout.write(ansi['reset'])
sys.stdout.flush()
if op.pidfile and os.path.exists(op.pidfile):
os.remove(op.pidfile)
if op.profile and os.path.exists(op.profile):
rows, cols = gettermsize()
import pstats
p = pstats.Stats(op.profile)
# p.sort_stats('name')
# p.print_stats()
p.sort_stats('cumulative').print_stats(rows - 13)
# p.sort_stats('time').print_stats(rows - 13)
# p.sort_stats('file').print_stats('__init__')
# p.sort_stats('time', 'cum').print_stats(.5, 'init')
# p.print_callees()
elif op.profile:
print >>sys.stderr, "No profiling data was found, maybe profiler was interrupted ?"
sys.exit(ret)
def main():
"Initialization of the program, terminal, internal structures"
global cpunr, hz, maxint, ownpid, pagesize
global ansi, theme, outputfile
global totlist, inittime
global update, missed
cpunr = getcpunr()
hz = os.sysconf('SC_CLK_TCK')
maxint = (sys.maxint + 1) * 2
ownpid = str(os.getpid())
pagesize = resource.getpagesize()
interval = 1
user = getpass.getuser()
hostname = os.uname()[1]
### Disable line-wrapping (does not work ?)
sys.stdout.write('\033[7l')
### Write term-title
if sys.stdout.isatty():
shell = os.getenv('XTERM_SHELL')
term = os.getenv('TERM')
if shell == '/bin/bash' and term and re.compile('(screen*|xterm*)').match(term):
sys.stdout.write('\033]0;(%s@%s) %s %s\007' % (user, hostname, os.path.basename(sys.argv[0]), ' '.join(op.args)))
### Check background color (rxvt)
### COLORFGBG="15;default;0"
# if os.environ['COLORFGBG'] and len(os.environ['COLORFGBG'].split(';')) >= 3:
# l = os.environ['COLORFGBG'].split(';')
# bg = int(l[2])
# if bg < 7:
# print 'Background is dark'
# else:
# print 'Background is light'
# else:
# print 'Background is unknown, assuming dark.'
### Check terminal capabilities
op.color = gettermcolor(op.color)
### Prepare CSV output file
if op.output:
if os.path.exists(op.output):
outputfile = open(op.output, 'a', 0)
outputfile.write('\n\n')
else:
outputfile = open(op.output, 'w', 0)
outputfile.write('"Dstat %s CSV output"\n' % VERSION)
outputfile.write('"Author:","Dag Wieers <dag@wieers.com>",,,,"URL:","http://dag.wieers.com/home-made/dstat/"\n')
outputfile.write('"Host:","%s",,,,"User:","%s"\n' % (hostname, user))
outputfile.write('"Cmdline:","dstat %s",,,,"Date:","%s"\n\n' % (' '.join(op.args), time.strftime('%d %b %Y %H:%M:%S %Z', time.localtime())))
### Create pidfile
if op.pidfile:
try:
pidfile = open(op.pidfile, 'w', 0)
pidfile.write(str(os.getpid()))
pidfile.close()
except Exception, e:
print >>sys.stderr, 'Failed to create pidfile %s' % op.pidfile, e
op.pidfile = False
### Empty ansi and theme database if no colors are requested
if not op.color:
op.update = False
for key in ansi.keys():
ansi[key] = ''
for key in theme.keys():
theme[key] = ''
theme['colors_hi'] = (ansi['default'],)
theme['colors_lo'] = (ansi['default'],)
# print ansi['blackbg']
if not op.update:
interval = op.delay
### Build list of requested plugins
linewidth = 0
totlist = []
for plugin in op.plugins:
### Set up fallback lists
if plugin == 'cpu': mods = ( 'cpu', 'cpu24' )
elif plugin == 'disk': mods = ( 'disk', 'disk24', 'disk24old' )
elif plugin == 'int': mods = ( 'int', 'int24' )
elif plugin == 'page': mods = ( 'page', 'page24' )
elif plugin == 'swap': mods = ( 'swap', 'swapold' )
else: mods = ( plugin, )
for mod in mods:
pluginfile = 'dstat_' + mod.replace('-', '_')
try:
if pluginfile not in globals().keys():
import imp
fp, pathname, description = imp.find_module(pluginfile, pluginpath)
fp.close()
### TODO: Would using .pyc help with anything ?
### Try loading python plugin
if description[0] in ('.py', ):
execfile(pathname)
exec 'o = dstat_plugin(); del(dstat_plugin)'
o.filename = pluginfile
o.check()
o.prepare()
### Try loading C plugin (not functional yet)
elif description[0] == '.so':
exec 'import %s' % pluginfile
exec 'o = %s.new()' % pluginfile
o.check()
o.prepare()
# print dir(o)
# print o.__module__
# print o.name
else:
print >>sys.stderr, 'Module %s is of unknown type.' % pluginfile
else:
exec 'o = %s()' % pluginfile
o.check()
o.prepare()
# print o.__module__
except Exception, e:
if mod == mods[-1]:
print >>sys.stderr, 'Module %s failed to load. (%s)' % (pluginfile, e)
elif op.debug:
print >>sys.stderr, 'Module %s failed to load, trying another. (%s)' % (pluginfile, e)
if op.debug >= 3:
raise
# tb = sys.exc_info()[2]
continue
except:
print >>sys.stderr, 'Module %s caused unknown exception' % pluginfile
linewidth = linewidth + o.statwidth() + 1
totlist.append(o)
if op.debug:
print 'Module', pluginfile,
if hasattr(o, 'file'):
print 'requires', o.file,
print
break
if not totlist:
die(8, 'None of the stats you selected are available.')
if op.output:
outputfile.write(csvheader(totlist))
scheduler = sched.scheduler(time.time, time.sleep)
inittime = time.time()
update = 0
missed = 0
### Let the games begin
while update <= op.delay * op.count or op.count == -1:
scheduler.enterabs(inittime + update, 1, perform, (update,))
# scheduler.enter(1, 1, perform, (update,))
scheduler.run()
sys.stdout.flush()
update = update + interval
linecache.clearcache()
if op.update:
sys.stdout.write('\n')
def perform(update):
"Inner loop that calculates counters and constructs output"
global totlist, oldvislist, vislist, showheader, rows, cols
global elapsed, totaltime, starttime
global loop, step, missed
starttime = time.time()
loop = (update - 1 + op.delay) / op.delay
step = ((update - 1) % op.delay) + 1
### Get current time (may be different from schedule) for debugging
if not op.debug:
curwidth = 0
else:
if step == 1 or loop == 0:
totaltime = 0
curwidth = 8
### FIXME: This is temporary functionality, we should do this better
### If it takes longer than 500ms, than warn !
if loop != 0 and starttime - inittime - update > 1:
missed = missed + 1
return 0
### Initialise certain variables
if loop == 0:
elapsed = ticks()
rows, cols = 0, 0
vislist = []
oldvislist = []
showheader = True
else:
elapsed = step
### FIXME: Make this part smarter
if sys.stdout.isatty():
oldcols = cols
rows, cols = gettermsize()
### Trim object list to what is visible on screen
if oldcols != cols:
vislist = []
for o in totlist:
newwidth = curwidth + o.statwidth() + 1
if newwidth <= cols or ( vislist == totlist[:-1] and newwidth < cols ):
vislist.append(o)
curwidth = newwidth
### Check when to display the header
if op.header and rows >= 6:
if oldvislist != vislist:
showheader = True
elif step == 1 and loop % (rows - 1) == 0:
showheader = True
oldvislist = vislist
else:
vislist = totlist
### Prepare the colors for intermediate updates, last step in a loop is definitive
if step == op.delay:
theme['default'] = ansi['reset']
else:
theme['default'] = theme['text_lo']
### The first step is to show the definitive line if necessary
newline = ''
if op.update:
if step == 1 and update != 0:
newline = '\n' + ansi['reset'] + ansi['clearline'] + ansi['save']
elif loop != 0:
newline = ansi['restore']
### Display header
if showheader:
if loop == 0 and totlist != vislist:
print >>sys.stderr, 'Terminal width too small, trimming output.'
showheader = False
sys.stdout.write(newline)
newline = header(totlist, vislist)
### Calculate all objects (visible, invisible)
line = newline
oline = ''
for o in totlist:
o.extract()
if o in vislist:
line = line + o.show() + o.showend(totlist, vislist)
if op.output and step == op.delay:
oline = oline + o.showcsv() + o.showcsvend(totlist, vislist)
### Print stats
sys.stdout.write(line + theme['input'])
if op.output and step == op.delay:
outputfile.write(oline + '\n')
### Print debugging output
if op.debug:
totaltime = totaltime + (time.time() - starttime) * 1000.0
if loop == 0:
totaltime = totaltime * step
if op.debug == 1:
sys.stdout.write('%s%6.2fms%s' % (theme['roundtrip'], totaltime / step, theme['input']))
elif op.debug == 2:
sys.stdout.write('%s%6.2f %s%d:%d%s' % (theme['roundtrip'], totaltime / step, theme['debug'], loop, step, theme['input']))
elif op.debug > 2:
sys.stdout.write('%s%6.2f %s%d:%d:%d%s' % (theme['roundtrip'], totaltime / step, theme['debug'], loop, step, update, theme['input']))
if missed > 0:
# sys.stdout.write(' '+theme['error']+'= warn =')
sys.stdout.write(' ' + theme['error'] + 'missed ' + str(missed+1) + ' ticks' + theme['input'])
missed = 0
### Finish the line
if not op.update:
sys.stdout.write('\n')
### Main entrance
if __name__ == '__main__':
try:
initterm()
op = Options(sys.argv[1:])
theme = set_theme()
if op.profile:
import profile
if os.path.exists(op.profile):
os.remove(op.profile)
profile.run('main()', op.profile)
else:
main()
except KeyboardInterrupt, e:
if op.update:
sys.stdout.write('\n')
exit(0)
else:
op = Options('')
step = 1
# vim:ts=4:sw=4:et