def collectData(self):
"""Collect disk usage data.
"""
dfre = "^([/0-9a-zA-Z]+)\s*\(([/0-9a-zA-Z])\s*\)\s*:\s*([0-9]+)\s*total allocated Kb\s*([0-9]+)\s*free allocated Kb\s*([0-9]+)\s*used allocated Kb\s*([0-9]+)\s*% allocation used"
rawList = utils.safe_popen('df -ktffs', 'r')
rawList.readline() # skip header
self.data.datahash = {} # dict of filesystems keyed by device
self.data.mounthash = {} # dict of filesystems keyed by mount point
prevline = None
for line in rawList.readlines():
if prevline:
line = prevline + " " + line # join any previous line to current
prevline = None
fields = string.split(line)
if len(fields) == 1: # if 1 field, assume rest on next line
prevline = line
continue
p = df(fields)
self.data.datahash[fields[0]] = p # dict of filesystem devices
self.data.mounthash[fields[5]] = p # dict of mount points
prevline = None
utils.safe_pclose(rawList)
log.log(
"<df>dfList.collectData(): collected data for %d filesystems" %
(len(self.data.datahash.keys())), 6)
def collectData(self):
"""
Collect process list.
"""
self.data.datahash = {} # dict of processes keyed by pid
self.data.proclist = [] # list of processes
self.data.nameHash = {} # dict of processes keyed by process name
# TODO: read process info from /proc instead of parsing 'ps' output...
#rawList = utils.safe_popen('ps -e -o "s user ruser group rgroup uid ruid gid rgid pid ppid pgid sid pri opri pcpu pmem vsz rss osz time etime stime f c tty addr nice class wchan fname comm args"', 'r')
# remove wchan field - it sometimes causes kernel warnings
rawList = utils.safe_popen('ps -e -o s,user,ruser,group,rgroup,uid,ruid,gid,rgid,pid,ppid,pgid,sid,pri,opri,pcpu,pmem,vsz,rss,osz,time,etime,stime,f,c,tty,addr,nice,class,fname,comm,args', 'r')
rawList.readline()
for line in rawList.readlines():
p = proc(line)
self.data.proclist.append(p)
self.data.datahash[p.pid] = p
#self.data.nameHash[string.split(p.comm, '/')[-1]] = p
self.data.nameHash[string.split(p.procname, '/')[-1]] = p
utils.safe_pclose( rawList )
log.log( "<proc>procList.collectData(): new process list created", 7 )
def collectData(self):
"""Collect network interface data.
"""
self.data.datahash = {} # hash of same objects keyed on interface name
self.data.numinterfaces = 0
# get the interface packet stats
rawList = utils.safe_popen('netstat -ind', 'r')
for line in rawList.readlines():
f = string.split(line)
if len(f) != 10:
continue # should be 10 fields per line
# only want lines where Address is a valid IP address
int_re = "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+"
sre = re.compile(int_re)
inx = sre.search( f[3] )
if inx != None:
t = interface(f) # new interface instance
self.data.datahash[t.name] = t
self.data.numinterfaces = self.data.numinterfaces + 1
utils.safe_pclose( rawList )
# get the interface bytes stats
rawList = utils.safe_popen('netstat -inb', 'r')
for line in rawList.readlines():
f = string.split(line)
if len(f) != 6:
continue # should be 6 fields per line
# only want lines where Address is a valid IP address
int_re = "[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+"
sre = re.compile(int_re)
inx = sre.search( f[3] )
if inx != None:
# only want interfaces that were found above
if f[0] in self.data.datahash.keys():
self.data.datahash[f[0]].interface_bytes(f) # update interface data
else:
log.log( "<netstat>IntTable.collectData(): interface mismatch in netstat -inb, %s" %(f[0]), 5 )
utils.safe_pclose( rawList )
log.log( "<netstat>IntTable.collectData(): Collected data for %d interfaces" %(self.data.numinterfaces), 6 )
def collectData(self):
#self.data.datalist = [] # list of disk objects
self.data.datahash = {
} # hash of same objects keyed on device name (eg: sd100, md10)
self.data.numdisks = 0
if not os.path.isfile(KSTAT_CMD):
#log.log( "<diskdevice>DiskStatistics.collectData(): No kstat command '%s'" %(KSTAT_CMD), 4 )
raise datacollect.DataFailure, "No kstat command '%s'" % (
KSTAT_CMD)
# get the tcp stats
cmd = "%s %s %s" % (KSTAT_CMD, KSTAT_ARG, self.kstat_class)
rawList = utils.safe_popen(cmd, 'r')
for line in rawList.readlines():
try:
(keys, value) = string.split(line)
except ValueError:
# should be 2 white-space separated fields per line
log.log(
"<diskdevice>DiskStatistics.collectData(): cannot parse kstat line '%s'"
% (lines), 5)
continue
try:
(type, index, name, key) = string.split(keys, ':')
except ValueError:
# should be 4 colon separated fields for keys
log.log(
"<diskdevice>DiskStatistics.collectData(): cannot parse kstat keys '%s'"
% (keys), 5)
continue
try:
# fetch already existing Disk object
disk = self.data.datahash[name]
except KeyError:
# create new Disk object if needed
disk = Disk(type, index, name)
self.data.datahash[name] = disk
#self.data.datalist.append( disk )
self.data.numdisks = self.data.numdisks + 1
disk.setStat(key, value)
utils.safe_pclose(rawList)
log.log(
"<diskdevice>DiskStatistics.collectData(): Collected stats for %d disks"
% (self.data.numdisks), 6)
