syncclass = None
primarykey = 'hostname'
+ def collectPorts(self, nodename, port_list=[22,80,806]):
+ values = {}
+ for port in port_list:
+ ret = os.system("nc -w 5 -z %s %s > /dev/null" % (nodename, port) )
+ if ret == 0:
+ values[str(port)] = "open"
+ else:
+ values[str(port)] = "closed"
+ return {'port_status' : values }
+
def collectNMAP(self, nodename, cohash):
#### RUN NMAP ###############################
+ # NOTE: run the same command three times and take the best of three
+ # runs. NMAP can drop packets, and especially so when it runs many
+ # commands at once.
values = {}
nmap = command.CMD()
print "nmap -oG - -P0 -p22,80,806 %s | grep Host:" % nodename
- (oval,eval) = nmap.run_noexcept("nmap -oG - -P0 -p22,80,806 %s | grep Host:" % nodename)
+ (oval1,eval) = nmap.run_noexcept("nmap -oG - -P0 -p22,80,806 %s | grep Host:" % nodename)
+ (oval2,eval) = nmap.run_noexcept("nmap -oG - -P0 -p22,80,806 %s | grep Host:" % nodename)
+ (oval3,eval) = nmap.run_noexcept("nmap -oG - -P0 -p22,80,806 %s | grep Host:" % nodename)
# NOTE: an empty / error value for oval, will still work.
- (values['port_status'], continue_probe) = nmap_port_status(oval)
+ values['port_status'] = {}
+ (o1,continue_probe) = nmap_port_status(oval1)
+ (o2,continue_probe) = nmap_port_status(oval2)
+ (o3,continue_probe) = nmap_port_status(oval3)
+ for p in ['22', '80', '806']:
+ l = [ o1[p], o2[p], o3[p] ]
+ if len(filter(lambda x: x == 'open', l)) > 1:
+ values['port_status'][p] = 'open'
+ else:
+ values['port_status'][p] = o1[p]
- values['date_checked'] = datetime.now()
-
+ print values['port_status']
return (nodename, values)
- def collectInternal(self, nodename, cohash):
- ### RUN PING ######################
+ def collectPING(self, nodename, cohash):
+ values = {}
ping = command.CMD()
(oval,errval) = ping.run_noexcept("ping -c 1 -q %s | grep rtt" % nodename)
- try:
- values = {}
+ values = {}
+ if oval == "":
+ # An error occurred
+ values['ping_status'] = False
+ else:
+ values['ping_status'] = True
- if oval == "":
- # An error occurred
- values['ping_status'] = False
- else:
- values['ping_status'] = True
+ return values
- try:
- for port in [22, 806]:
- ssh = command.SSH('root', nodename, port)
-
- (oval, errval) = ssh.run_noexcept2(""" <<\EOF
- echo "{"
- echo ' "kernel_version":"'`uname -a`'",'
- echo ' "bmlog":"'`ls /tmp/bm.log`'",'
- echo ' "bootcd_version":"'`cat /mnt/cdrom/bootme/ID`'",'
- echo ' "nm_status":"'`ps ax | grep nm.py | grep -v grep`'",'
- echo ' "dns_status":"'`host boot.planet-lab.org 2>&1`'",'
- echo ' "princeton_comon_dir":"'`ls -d /vservers/princeton_comon`'",'
- echo ' "uptime":"'`uptime`'",'
-
- ID=`grep princeton_comon /etc/passwd | awk -F : '{if ( $3 > 500 ) { print $3}}'`
- echo ' "princeton_comon_running":"'`ls -d /proc/virtual/$ID`'",'
- echo ' "princeton_comon_procs":"'`vps ax | grep $ID | grep -v grep | wc -l`'",'
- echo ' "fs_status":"'`grep proc /proc/mounts | grep ro, ; if [ -x /usr/bin/timeout.pl ] ; then timeout.pl 20 touch /var/log/monitor 2>&1 ; if [ -d /vservers/ ] ; then timeout.pl 20 touch /vservers/monitor.log 2>&1 ; fi ; fi`'",'
- echo ' "rpm_version":"'`if [ -x /usr/bin/timeout.pl ] ; then timeout.pl 30 rpm -q NodeManager ; fi`'",'
- echo ' "rpm_versions":"'`if [ -x /usr/bin/timeout.pl ] ; then timeout.pl 45 rpm -q -a ; fi`'",'
- echo "}"
-EOF """)
-
- values['ssh_error'] = errval
- if len(oval) > 0:
- #print "OVAL: %s" % oval
- values.update(eval(oval))
- values['ssh_portused'] = port
- break
- else:
- values.update({'kernel_version': "", 'bmlog' : "", 'bootcd_version' : '',
- 'nm_status' : '',
- 'fs_status' : '',
- 'uptime' : '',
- 'dns_status' : '',
- 'rpm_version' : '',
- 'rpm_versions' : '',
- 'princeton_comon_dir' : "",
- 'princeton_comon_running' : "",
- 'princeton_comon_procs' : "", 'ssh_portused' : None})
- except:
- print traceback.print_exc()
- sys.exit(1)
+ def collectTRACEROUTE(self, nodename, cohash):
+ values = {}
+ trace = command.CMD()
+ (oval,errval) = trace.run_noexcept("traceroute %s" % nodename)
- values['fs_status'] = ""
- print "ALLVERSIONS: %s %s" % (nodename, values['rpm_versions'])
+ values['traceroute'] = oval
- print "RPMVERSION: %s %s" % (nodename, values['rpm_version'])
- print "UPTIME: %s %s" % (nodename, values['uptime'])
- ### RUN SSH ######################
- b_getbootcd_id = True
-
- oval = values['kernel_version']
- if "2.6.17" in oval or "2.6.2" in oval:
- values['ssh_status'] = True
- values['observed_category'] = 'PROD'
- if "bm.log" in values['bmlog']:
- values['observed_status'] = 'DEBUG'
- else:
- values['observed_status'] = 'BOOT'
- elif "2.6.12" in oval or "2.6.10" in oval:
- values['ssh_status'] = True
- values['observed_category'] = 'OLDPROD'
- if "bm.log" in values['bmlog']:
- values['observed_status'] = 'DEBUG'
- else:
- values['observed_status'] = 'BOOT'
-
- # NOTE: on 2.6.8 kernels, with 4.2 bootstrapfs, the chroot
- # command fails. I have no idea why.
- elif "2.4" in oval or "2.6.8" in oval:
- b_getbootcd_id = False
- values['ssh_status'] = True
- values['observed_category'] = 'OLDBOOTCD'
- values['observed_status'] = 'DEBUG'
- elif oval != "":
- values['ssh_status'] = True
- values['observed_category'] = 'UNKNOWN'
- if "bm.log" in values['bmlog']:
- values['observed_status'] = 'DEBUG'
- else:
- values['observed_status'] = 'BOOT'
- else:
- # An error occurred.
- b_getbootcd_id = False
- values['ssh_status'] = False
- values['observed_category'] = 'ERROR'
- values['observed_status'] = 'DOWN'
- val = errval.strip()
- values['ssh_error'] = val
- values['kernel_version'] = ""
-
- if b_getbootcd_id:
- # try to get BootCD for all nodes that are not 2.4 nor inaccessible
- oval = values['bootcd_version']
- if "BootCD" in oval:
- values['bootcd_version'] = oval
- if "v2" in oval and \
- ( nodename is not "planetlab1.cs.unc.edu" and \
- nodename is not "planetlab2.cs.unc.edu" ):
- values['observed_category'] = 'OLDBOOTCD'
+ return values
+
+ def collectSSH(self, nodename, cohash):
+ values = {}
+ try:
+ for port in [22, 806]:
+ ssh = command.SSH('root', nodename, port)
+
+ (oval, errval) = ssh.run_noexcept2(""" <<\EOF
+ echo "{"
+ echo ' "kernel_version":"'`uname -a`'",'
+ echo ' "bmlog":"'`ls /tmp/bm.log`'",'
+ echo ' "bootcd_version":"'`cat /mnt/cdrom/bootme/ID`'",'
+ echo ' "nm_status":"'`ps ax | grep nm.py | grep -v grep`'",'
+ echo ' "dns_status":"'`host boot.planet-lab.org 2>&1`'",'
+ echo ' "princeton_comon_dir":"'`ls -d /vservers/princeton_comon`'",'
+ echo ' "uptime":"'`cat /proc/uptime`'",'
+
+ ID=`grep princeton_comon /etc/passwd | awk -F : '{if ( $3 > 500 ) { print $3}}'`
+ echo ' "princeton_comon_running":"'`ls -d /proc/virtual/$ID`'",'
+ echo ' "princeton_comon_procs":"'`vps ax | grep $ID | grep -v grep | wc -l`'",'
+ echo ' "fs_status":"'`grep proc /proc/mounts | grep ro, ; if [ -x /usr/bin/timeout.pl ] ; then timeout.pl 20 touch /var/log/monitor 2>&1 ; if [ -d /vservers/ ] ; then timeout.pl 20 touch /vservers/monitor.log 2>&1 ; fi ; fi`'",'
+ echo ' "rpm_version":"'`if [ -x /usr/bin/timeout.pl ] ; then timeout.pl 30 rpm -q NodeManager ; fi`'",'
+ echo ' "rpm_versions":"'`if [ -x /usr/bin/timeout.pl ] ; then timeout.pl 45 rpm -q -a ; fi`'",'
+ echo "}"
+EOF """)
+
+ values['ssh_error'] = errval
+ if len(oval) > 0:
+ #print "OVAL: %s" % oval
+ values.update(eval(oval))
+ values['ssh_portused'] = port
+ break
else:
- values['bootcd_version'] = ""
- else:
- values['bootcd_version'] = ""
+ values.update({'kernel_version': "", 'bmlog' : "", 'bootcd_version' : '',
+ 'nm_status' : '',
+ 'fs_status' : '',
+ 'uptime' : '',
+ 'dns_status' : '',
+ 'rpm_version' : '',
+ 'rpm_versions' : '',
+ 'princeton_comon_dir' : "",
+ 'princeton_comon_running' : "",
+ 'princeton_comon_procs' : "", 'ssh_portused' : None})
oval = values['nm_status']
if "nm.py" in oval:
values['princeton_comon_procs'] = int(oval)
else:
values['princeton_comon_procs'] = None
+ except:
+ print traceback.print_exc()
+ sys.exit(1)
+
+ return values
+
+ def collectPLC(self, nodename, cohash):
+ values = {}
+ ### GET PLC NODE ######################
+ d_node = plccache.GetNodeByName(nodename)
+ values['plc_node_stats'] = d_node
+
+ ### GET PLC PCU ######################
+ site_id = -1
+ d_pcu = None
+ if d_node and len(d_node['pcu_ids']) > 0:
+ d_pcu = d_node['pcu_ids'][0]
+
+ site_id = d_node['site_id']
+
+ values['plc_pcuid'] = d_pcu
+
+ ### GET PLC SITE ######################
+ print "SITEID: %s" % site_id
+ d_site = plccache.GetSitesById([ site_id ])[0]
+ values['loginbase'] = d_site['login_base']
+ values['plc_site_stats'] = d_site
+
+ return values
+
+ def evaluate(self, nodename, values):
+ # TODO: this section can probably be reduced to a policy statement
+ # using patterns and values collected so far.
+ # NOTE: A node is "DOWN" if
+ # * cannot ssh into it.
+ # * all ports are not open for a 'BOOT' node
+ # * dns for hostname does not exist.
+ b_getbootcd_id = True
+
+ oval = values['kernel_version']
+ values['ssh_status'] = True
+ if "2.6.17" in oval or "2.6.2" in oval:
+ values['observed_category'] = 'PROD'
+ if "bm.log" in values['bmlog']:
+ values['observed_status'] = 'DEBUG'
+ else:
+ values['observed_status'] = 'BOOT'
+ elif "2.6.12" in oval or "2.6.10" in oval:
+ values['observed_category'] = 'OLDPROD'
+ if "bm.log" in values['bmlog']:
+ values['observed_status'] = 'DEBUG'
+ else:
+ values['observed_status'] = 'BOOT'
+
+ # NOTE: on 2.6.8 kernels, with 4.2 bootstrapfs, the chroot
+ # command fails. I have no idea why.
+ elif "2.4" in oval or "2.6.8" in oval:
+ b_getbootcd_id = False
+ values['observed_category'] = 'OLDBOOTCD'
+ values['observed_status'] = 'DEBUG'
+ elif oval != "":
+ values['observed_category'] = 'UNKNOWN'
+ if "bm.log" in values['bmlog']:
+ values['observed_status'] = 'DEBUG'
+ else:
+ values['observed_status'] = 'BOOT'
+ else:
+ # An error occurred.
+ b_getbootcd_id = False
+ values['ssh_status'] = False
+ values['observed_category'] = 'ERROR'
+ values['observed_status'] = 'DOWN'
+ values['kernel_version'] = ""
+
+ values['firewall'] = False
+
+ # NOTE: A node is down if some of the public ports are not open
+ if values['observed_status'] == "BOOT":
+ # verify that all ports are open. Else, report node as down.
+ if not ( values['port_status']['22'] == "open" and \
+ values['port_status']['80'] == "open" and \
+ values['port_status']['806'] == "open") :
+ #email_exception(nodename, "%s FILTERED HOST" % nodename)
+ values['observed_status'] = 'DOWN'
+ values['firewall'] = True
+
+ #if not values['external_dns_status']:
+ # email_exception("%s DNS down" % nodename)
+
+ if b_getbootcd_id:
+ # try to get BootCD for all nodes that are not 2.4 nor inaccessible
+ oval = values['bootcd_version']
+ if "BootCD" in oval:
+ values['bootcd_version'] = oval
+ if "v2" in oval and \
+ ( nodename is not "planetlab1.cs.unc.edu" and \
+ nodename is not "planetlab2.cs.unc.edu" ):
+ values['observed_category'] = 'OLDBOOTCD'
+ else:
+ values['bootcd_version'] = ""
+ else:
+ values['bootcd_version'] = ""
+
+ return values
+
+ def collectDNS(self, nodename, cohash):
+ values = {}
+ try:
+ ipaddr = socket.gethostbyname(nodename)
+ # TODO: check that IP returned matches IP in plc db.
+ values['external_dns_status'] = True
+ except Exception, err:
+ values['external_dns_status'] = False
+
+ return values
+
+ def collectInternal(self, nodename, cohash):
+ try:
+ values = {}
+
+ v = self.collectPING(nodename, cohash)
+ values.update(v)
+
+ v = self.collectPorts(nodename)
+ values.update(v)
+
+ v = self.collectSSH(nodename, cohash)
+ values.update(v)
+
+ v = self.collectDNS(nodename, cohash)
+ values.update(v)
+
+ v = self.collectTRACEROUTE(nodename, cohash)
+ values.update(v)
+
+ v = self.collectPLC(nodename, cohash)
+ values.update(v)
-
if nodename in cohash:
values['comon_stats'] = cohash[nodename]
else:
'cpuspeed' : "null",
'disksize' : 'null',
'memsize' : 'null'}
- # include output value
- ### GET PLC NODE ######################
- d_node = plccache.GetNodeByName(nodename)
- values['plc_node_stats'] = d_node
-
- ##### NMAP ###################
- (n, v) = self.collectNMAP(nodename, None)
- values.update(v)
-
- ### GET PLC PCU ######################
- site_id = -1
- d_pcu = None
- if d_node:
- pcu = d_node['pcu_ids']
- if len(pcu) > 0:
- d_pcu = pcu[0]
-
- site_id = d_node['site_id']
- values['plc_pcuid'] = d_pcu
-
- ### GET PLC SITE ######################
- plc_lock.acquire()
- d_site = None
- values['loginbase'] = ""
- try:
- d_site = plccache.GetSitesById([ site_id ])[0]
- #d_site = plc.getSites({'site_id': site_id},
- # ['max_slices', 'slice_ids', 'node_ids', 'login_base'])[0]
- values['loginbase'] = d_site['login_base']
- except:
- traceback.print_exc()
- plc_lock.release()
+ values['rpms'] = values['rpm_versions']
+ print "ALLVERSIONS: %s %s" % (nodename, values['rpm_versions'])
+ print "RPMVERSION: %s %s" % (nodename, values['rpm_version'])
+ print "UPTIME: %s %s" % (nodename, values['uptime'])
- values['plc_site_stats'] = d_site
+ values = self.evaluate(nodename, values)
values['date_checked'] = datetime.now()
+
except:
print traceback.print_exc()
return (nodename, values)
+
def internalprobe(hostname):
- #fbsync = FindbadNodeRecordSync.findby_or_create(hostname="global",
- # if_new_set={'round' : 1})
- scannode = ScanNodeInternal() # fbsync.round)
+ scannode = ScanNodeInternal()
try:
(nodename, values) = scannode.collectInternal(hostname, {})
scannode.record(None, (nodename, values))
return False
def externalprobe(hostname):
- #fbsync = FindbadNodeRecordSync.findby_or_create(hostname="global",
- # if_new_set={'round' : 1})
- scannode = ScanNodeInternal() # fbsync.round)
+ scannode = ScanNodeInternal()
try:
- (nodename, values) = scannode.collectNMAP(hostname, {})
- scannode.record(None, (nodename, values))
+ values = self.collectPorts(hostname)
+ scannode.record(None, (hostname, values))
session.flush()
return True
except:
git://git.onelab.eu / monitor.git / blobdiff