adding files
authorStephen Soltesz <soltesz@cs.princeton.edu>
Mon, 19 May 2008 18:36:27 +0000 (18:36 +0000)
committerStephen Soltesz <soltesz@cs.princeton.edu>
Mon, 19 May 2008 18:36:27 +0000 (18:36 +0000)
getnodes.py [new file with mode: 0755]
nodecommon.py [new file with mode: 0644]
nodehistory.py [new file with mode: 0755]
nodequery.py [new file with mode: 0755]
nodereboot.py [new file with mode: 0755]

diff --git a/getnodes.py b/getnodes.py
new file mode 100755 (executable)
index 0000000..60dad7c
--- /dev/null
@@ -0,0 +1,37 @@
+#!/usr/bin/python
+
+import soltesz
+import plc
+from optparse import OptionParser
+import sys
+from reboot import pcu_name, get_pcu_values
+
+import sys
+from config import config
+
+parser = OptionParser()
+parser.set_defaults(withpcu=False,
+                                       refresh=False)
+parser.add_option("", "--refresh", action="store_true", dest="refresh",
+                                       help="Refresh the cached values")
+
+
+config = config(parser)
+config.parse_args()
+
+if not config.run:
+       k = config.__dict__.keys()
+       k.sort()
+       for o in k:
+               print o, "=", config.__dict__[o]
+       print "Add --run to actually perform the command"
+       sys.exit(1)
+
+nodelist = soltesz.if_cached_else_refresh(1, 
+                                                       config.refresh, 
+                                                       "l_plcnodes", 
+                                                       lambda : plc.getNodes({'peer_id':None}, ['hostname']))
+nodes = [n['hostname'] for n in nodelist]
+
+for nodename in nodes:
+       print nodename
diff --git a/nodecommon.py b/nodecommon.py
new file mode 100644 (file)
index 0000000..db46e40
--- /dev/null
@@ -0,0 +1,111 @@
+
+import struct
+import reboot
+esc = struct.pack('i', 27)
+RED    = esc + "[1;31m"
+GREEN  = esc + "[1;32m"
+YELLOW = esc + "[1;33m"
+BLUE   = esc + "[1;34m"
+NORMAL  = esc + "[0;39m"
+
+def red(str):
+       return RED + str + NORMAL
+
+def yellow(str):
+       return YELLOW + str + NORMAL
+
+def green(str):
+       return GREEN + str + NORMAL
+
+def blue(str):
+       return BLUE + str + NORMAL
+
+def get_current_state(fbnode):
+       if 'state' in fbnode:
+               state = fbnode['state']
+       else:
+               state = "none"
+       l = state.lower()
+       if l == "debug": l = 'dbg '
+       return l
+
+def color_pcu_state(fbnode):
+       import plc
+
+       if 'plcnode' in fbnode and 'pcu_ids' in fbnode['plcnode'] and len(fbnode['plcnode']['pcu_ids']) > 0 :
+               values = reboot.get_pcu_values(fbnode['plcnode']['pcu_ids'][0])
+               if values == None:
+                       return fbnode['pcu']
+       else:
+               return fbnode['pcu']
+
+       if 'reboot' in values:
+               rb = values['reboot']
+               if rb == 0 or rb == "0":
+                       return fbnode['pcu'] + "OK  "
+                       #return green(fbnode['pcu'])
+               elif "NetDown" == rb  or "Not_Run" == rb:
+                       return fbnode['pcu'] + "DOWN"
+                       #return yellow(fbnode['pcu'])
+               else:
+                       return fbnode['pcu'] + "BAD "
+                       #return red(fbnode['pcu'])
+       else:
+               #return red(fbnode['pcu'])
+               return fbnode['pcu'] + "BAD "
+
+def color_boot_state(l):
+       if    l == "dbg": return yellow("dbg ")
+       elif  l == "dbg ": return yellow(l)
+       elif  l == "down": return red(l)
+       elif  l == "boot": return green(l)
+       elif  l == "rins": return blue(l)
+       else:
+               return l
+
+def nodegroup_display(node, fb):
+       if node['hostname'] in fb['nodes']:
+               node['current'] = get_current_state(fb['nodes'][node['hostname']]['values'])
+       else:
+               node['current'] = 'none'
+
+       if fb['nodes'][node['hostname']]['values'] == []:
+               return ""
+
+       s = fb['nodes'][node['hostname']]['values']['kernel'].split()
+       if len(s) >=3:
+               node['kernel'] = s[2]
+       else:
+               node['kernel'] = fb['nodes'][node['hostname']]['values']['kernel']
+               
+       if '2.6' not in node['kernel']: node['kernel'] = ""
+       node['boot_state']      = color_boot_state(node['boot_state'])
+       node['current']         = color_boot_state(node['current'])
+       #node['boot_state']     = node['boot_state']
+       #node['current']        = node['current']
+       node['pcu'] = fb['nodes'][node['hostname']]['values']['pcu']
+       return "%(hostname)-38s %(boot_state)5s %(current)5s %(pcu)6s %(key)45s %(kernel)s" % node
+
+from model import *
+import soltesz
+
+def node_end_record(node):
+       act_all = soltesz.dbLoad("act_all")
+       if node not in act_all:
+               del act_all
+               return False
+       a = Action(node, act_all[node][0])
+       a.delField('rt')
+       a.delField('found_rt_ticket')
+       a.delField('second-mail-at-oneweek')
+       a.delField('second-mail-at-twoweeks')
+       a.delField('first-found')
+       rec = a.get()
+       rec['action'] = ["close_rt"]
+       rec['category'] = "UNKNOWN"
+       rec['stage'] = "monitor-end-record"
+       rec['time'] = time.time() - 7*60*60*24
+       act_all[node].insert(0,rec)
+       soltesz.dbDump("act_all", act_all)
+       del act_all
+       return True
diff --git a/nodehistory.py b/nodehistory.py
new file mode 100755 (executable)
index 0000000..f40ecc7
--- /dev/null
@@ -0,0 +1,136 @@
+#!/usr/bin/python
+
+import plc
+import auth
+api = plc.PLC(auth.auth, auth.plc)
+
+import soltesz
+import reboot
+import time
+from datetime import datetime, timedelta
+import calendar
+
+import time
+from model import *
+from nodecommon import *
+
+from config import config
+from optparse import OptionParser
+
+parser = OptionParser()
+parser.set_defaults(node=None, fields='state', fromtime=None)
+parser.add_option("", "--node", dest="node", metavar="nodename.edu", 
+                                       help="A single node name to add to the nodegroup")
+parser.add_option("", "--fields", dest="fields", metavar="key",
+                                       help="Which record field to extract from all files.")
+parser.add_option("", "--fromtime", dest="fromtime", metavar="YYYY-MM-DD",
+                                       help="Specify a starting date from which to begin the query.")
+config = config(parser)
+config.parse_args()
+
+def datetime_fromstr(str):
+    if '-' in str:
+        tup = time.strptime(str, "%Y-%m-%d")
+    elif '/' in str:
+        tup = time.strptime(str, "%m/%d/%Y")
+    else:
+        tup = time.strptime(str, "%m/%d/%Y")
+    return datetime.fromtimestamp(calendar.timegm(tup))
+
+def diff_time(timestamp):
+       now = time.time()
+       if timestamp == None:
+               return "unknown"
+       diff = now - timestamp
+       # return the number of seconds as a difference from current time.
+       t_str = ""
+       if diff < 60: # sec in min.
+               t = diff
+               t_str = "%s sec ago" % t
+       elif diff < 60*60: # sec in hour
+               t = diff // (60)
+               t_str = "%s min ago" % int(t)
+       elif diff < 60*60*24: # sec in day
+               t = diff // (60*60)
+               t_str = "%s hours ago" % int(t)
+       elif diff < 60*60*24*7: # sec in week
+               t = diff // (60*60*24)
+               t_str = "%s days ago" % int(t)
+       elif diff < 60*60*24*30: # approx sec in month
+               t = diff // (60*60*24*7)
+               t_str = "%s weeks ago" % int(t)
+       elif diff > 60*60*24*30: # approx sec in month
+               t = diff // (60*60*24*7*30)
+               t_str = "%s months ago" % int(t)
+       return t_str
+
+def fb_print_nodeinfo(fbnode, verbose, date=None):
+       if verbose: print "              state |  ssh  |  pcu  | bootcd | category | kernel"
+       if 'checked' in fbnode:
+               print "%11.11s " % diff_time(fbnode['checked']),
+       else:
+               if date: print date,
+               else: print "Unknown",
+               
+       if fbnode['bootcd']:
+               fbnode['bootcd'] = fbnode['bootcd'].split()[-1]
+       else:
+               fbnode['bootcd'] = "unknown"
+       fbnode['state'] = color_boot_state(get_current_state(fbnode))
+       fbnode['kernel'] = fbnode['kernel'].split()[2]
+       print "    %(state)5s | %(ssh)5.5s | %(pcu)5.5s | %(bootcd)6.6s | %(category)8.8s | %(kernel)s" % fbnode
+
+def pcu_print_info(pcuinfo, hostname):
+       print "   Checked: ",
+       if 'checked' in pcuinfo:
+               print "%11.11s " % diff_time(pcuinfo['checked'])
+       else:
+               print "Unknown"
+
+       print "\t            user   |          password | port | hostname "
+       print "\t %17s | %17s | %4s | %30s | %s" % \
+               (pcuinfo['username'], pcuinfo['password'], 
+                pcuinfo[hostname], reboot.pcu_name(pcuinfo), pcuinfo['model'])
+
+       if 'portstatus' in pcuinfo and pcuinfo['portstatus'] != {}:
+               if pcuinfo['portstatus']['22'] == "open":
+                       print "\t ssh -o PasswordAuthentication=yes -o PubkeyAuthentication=no %s@%s" % (pcuinfo['username'], reboot.pcu_name(pcuinfo))
+               if pcuinfo['portstatus']['23'] == "open":
+                       print "\t telnet %s" % (reboot.pcu_name(pcuinfo))
+               if pcuinfo['portstatus']['80'] == "open" or \
+                       pcuinfo['portstatus']['443'] == "open":
+                       print "\t http://%s" % (reboot.pcu_name(pcuinfo))
+               if pcuinfo['portstatus']['443'] == "open":
+                       print "\t racadm.py -r %s -u %s -p '%s'" % (pcuinfo['ip'], pcuinfo['username'], pcuinfo['password'])
+                       print "\t cmdhttps/locfg.pl -s %s -f iloxml/Reset_Server.xml -u %s -p '%s' | grep MESSAGE" % \
+                               (reboot.pcu_name(pcuinfo), pcuinfo['username'], pcuinfo['password'])
+
+path = "archive-pdb"
+archive = soltesz.SPickle(path)
+
+if config.fromtime:
+       begin = config.fromtime
+else:
+       begin = "2007-11-06"
+
+d = datetime_fromstr(begin)
+tdelta = timedelta(1)
+verbose = 1
+
+while True:
+       file = "%s.production.findbad" % d.strftime("%Y-%m-%d")
+       
+       try:
+               fb = archive.load(file)
+               if config.node in fb['nodes']:
+                       fb_nodeinfo  = fb['nodes'][config.node]['values']
+                       fb_print_nodeinfo(fb_nodeinfo, verbose, d.strftime("%Y-%m-%d"))
+
+               del fb
+               verbose = 0
+       except:
+               print d.strftime("%Y-%m-%d"), "No record"
+
+       d = d + tdelta
+       if d > datetime.now(): break
+
diff --git a/nodequery.py b/nodequery.py
new file mode 100755 (executable)
index 0000000..4091d2f
--- /dev/null
@@ -0,0 +1,88 @@
+#!/usr/bin/python
+
+import plc
+import auth
+api = plc.PLC(auth.auth, auth.plc)
+
+import soltesz
+fb = soltesz.dbLoad("findbad")
+from nodecommon import *
+
+import time
+
+from config import config
+from optparse import OptionParser
+parser = OptionParser()
+parser.set_defaults(node=None, category=None, nodelist=None)
+parser.add_option("", "--category", dest="category", metavar="category", 
+                                       help="List all nodes in the given category")
+parser.add_option("", "--nodelist", dest="nodelist", metavar="nodelist.txt", 
+                                       help="A list of nodes to bring out of debug mode.")
+config = config(parser)
+config.parse_args()
+
+def diff_time(timestamp):
+       now = time.time()
+       if timestamp == None:
+               return "unknown"
+       diff = now - timestamp
+       # return the number of seconds as a difference from current time.
+       t_str = ""
+       if diff < 60: # sec in min.
+               t = diff
+               t_str = "%s sec ago" % t
+       elif diff < 60*60: # sec in hour
+               t = diff // (60)
+               t_str = "%s min ago" % int(t)
+       elif diff < 60*60*24: # sec in day
+               t = diff // (60*60)
+               t_str = "%s hours ago" % int(t)
+       elif diff < 60*60*24*7: # sec in week
+               t = diff // (60*60*24)
+               t_str = "%s days ago" % int(t)
+       elif diff < 60*60*24*30: # approx sec in month
+               t = diff // (60*60*24*7)
+               t_str = "%s weeks ago" % int(t)
+       elif diff > 60*60*24*30: # approx sec in month
+               t = diff // (60*60*24*7*30)
+               t_str = "%s months ago" % int(t)
+       return t_str
+
+
+def fb_print_nodeinfo(fbnode, hostname):
+       fbnode['hostname'] = hostname
+       fbnode['checked'] = diff_time(fbnode['checked'])
+       if fbnode['bootcd']:
+               fbnode['bootcd'] = fbnode['bootcd'].split()[-1]
+       else:
+               fbnode['bootcd'] = "unknown"
+       fbnode['kernel'] = fbnode['kernel'].split()[2]
+       fbnode['pcu'] = color_pcu_state(fbnode)
+       print "%(hostname)-39s | %(checked)11.11s | %(state)10.10s | %(ssh)5.5s | %(pcu)6.6s | %(bootcd)6.6s | %(category)8.8s | %(kernel)s" % fbnode
+
+if config.nodelist:
+       nodelist = config.getListFromFile(config.nodelist)
+else:
+       nodelist = fb['nodes'].keys()
+
+
+for node in nodelist:
+       config.node = node
+
+       if node not in fb['nodes']:
+               continue
+
+       fb_nodeinfo  = fb['nodes'][node]['values']
+
+       if config.category and \
+               'state' in fb_nodeinfo and \
+               config.category == fb_nodeinfo['state']:
+
+                       fb_print_nodeinfo(fb_nodeinfo, node)
+       elif config.nodelist and 'state' in fb_nodeinfo:
+               fb_print_nodeinfo(fb_nodeinfo, node)
+       else:
+               pass
+               
+
+
diff --git a/nodereboot.py b/nodereboot.py
new file mode 100755 (executable)
index 0000000..48e99ee
--- /dev/null
@@ -0,0 +1,528 @@
+#!/usr/bin/python
+
+# Attempt to reboot a node in debug state.
+
+
+import plc
+import auth
+api = plc.PLC(auth.auth, auth.plc)
+
+import sys
+import os
+
+from getsshkeys import SSHKnownHosts
+
+import subprocess
+import time
+import soltesz
+from sets import Set
+
+import ssh.pxssh as pxssh
+import ssh.fdpexpect as fdpexpect
+import ssh.pexpect as pexpect
+
+
+
+import signal
+class Sopen(subprocess.Popen):
+       def kill(self, signal = signal.SIGTERM):
+               os.kill(self.pid, signal)
+
+#from Rpyc import SocketConnection, Async
+from Rpyc import SocketConnection, Async
+from Rpyc.Utils import *
+
+
+class NodeConnection:
+       def __init__(self, connection, node, config):
+               self.node = node
+               self.c = connection
+               self.config = config
+
+       def get_boot_state(self):
+               if self.c.modules.os.path.exists('/tmp/source'):
+                       return "dbg"
+               elif self.c.modules.os.path.exists('/vservers'): 
+                       return "boot"
+               else:
+                       return "unknown"
+
+       def get_dmesg(self):
+               self.c.modules.os.system("dmesg > /var/log/dmesg.bm.log")
+               download(self.c, "/var/log/dmesg.bm.log", "log/dmesg.%s.log" % self.node)
+               log = open("log/dmesg.%s.log" % self.node, 'r')
+               return log
+
+       def get_bootmanager_log(self):
+               download(self.c, "/tmp/bm.log", "log/bm.%s.log.gz" % self.node)
+               os.system("zcat log/bm.%s.log.gz > log/bm.%s.log" % (self.node, self.node))
+               log = open("log/bm.%s.log" % self.node, 'r')
+               return log
+
+       def dump_plconf_file(self):
+               c = self.c
+               c.modules.sys.path.append("/tmp/source/")
+               c.modules.os.chdir('/tmp/source')
+
+               log = c.modules.BootManager.log('/tmp/new.log')
+               bm = c.modules.BootManager.BootManager(log,'boot')
+
+               BootManagerException = c.modules.Exceptions.BootManagerException
+               InitializeBootManager = c.modules.BootManager.InitializeBootManager
+               ReadNodeConfiguration = c.modules.BootManager.ReadNodeConfiguration
+               bm_continue = True
+
+               InitializeBootManager.Run(bm.VARS, bm.LOG)
+               try: ReadNodeConfiguration.Run(bm.VARS, bm.LOG)
+               except Exception, x:
+                       bm_continue = False
+                       print "   ERROR:", x
+                       print "   Possibly, unable to find valid configuration file"
+
+               if bm_continue and self.config and not self.config.quiet:
+                       for key in bm.VARS.keys():
+                               print key, " == ", bm.VARS[key]
+               else:
+                       if self.config and not self.config.quiet: print "   Unable to read Node Configuration"
+               
+
+       def compare_and_repair_nodekeys(self):
+               c = self.c
+               c.modules.sys.path.append("/tmp/source/")
+               c.modules.os.chdir('/tmp/source')
+
+               log = c.modules.BootManager.log('/tmp/new.log')
+               bm = c.modules.BootManager.BootManager(log,'boot')
+
+               BootManagerException = c.modules.Exceptions.BootManagerException
+               InitializeBootManager = c.modules.BootManager.InitializeBootManager
+               ReadNodeConfiguration = c.modules.BootManager.ReadNodeConfiguration
+               bm_continue = True
+
+               plcnode = api.GetNodes({'hostname': self.node}, None)[0]
+
+               InitializeBootManager.Run(bm.VARS, bm.LOG)
+               try: ReadNodeConfiguration.Run(bm.VARS, bm.LOG)
+               except Exception, x:
+                       bm_continue = False
+                       if not config.quiet: print "exception"
+                       if not config.quiet: print x
+                       print "   Possibly, unable to find valid configuration file"
+
+               if bm_continue:
+                       print "   NODE: %s" % bm.VARS['NODE_KEY']
+                       print "   PLC : %s" % plcnode['key']
+
+                       if bm.VARS['NODE_KEY'] == plcnode['key']:
+                               return True
+                       else:
+                               if api.UpdateNode(self.node, {'key': bm.VARS['NODE_KEY']}):
+                                       print "   Successfully updated NODE_KEY with PLC"
+                                       return True
+                               else:
+                                       return False
+                               
+                       #for key in bm.VARS.keys():
+                       #       print key, " == ", bm.VARS[key]
+               else:
+                       print "   Unable to retrieve NODE_KEY"
+
+       def bootmanager_running(self):
+               if self.c.modules.os.path.exists('/tmp/BM_RUNNING'):
+                       return True
+               else:
+                       return False
+
+       def restart_node(self, state='boot'):
+               api.UpdateNode(self.node, {'boot_state' : state})
+
+               print "   Killing all slice processes... : %s" %  self.node
+               cmd_slicekill = "ls -d /proc/virtual/[0-9]* | awk -F '/' '{print $4}' | xargs -I{} /usr/sbin/vkill -s 9 --xid {} -- 0"
+               self.c.modules.os.system(cmd_slicekill)
+
+               cmd = """ shutdown -r +1 & """
+               print "   Restarting %s : %s" % ( self.node, cmd)
+               self.c.modules.os.system(cmd)
+               return
+
+       def restart_bootmanager(self, forceState):
+
+               self.c.modules.os.chdir('/tmp/source')
+               if self.c.modules.os.path.exists('/tmp/BM_RUNNING'):
+                       print "   BootManager is already running: try again soon..."
+               else:
+                       print "   Starting 'BootManager.py %s' on %s " % (forceState, self.node)
+                       cmd = "( touch /tmp/BM_RUNNING ;  " + \
+                             "  python ./BootManager.py %s &> server.log < /dev/null ; " + \
+                                 "  rm -f /tmp/BM_RUNNING " + \
+                                 ") &" 
+                       cmd = cmd % forceState
+                       self.c.modules.os.system(cmd)
+
+               return 
+
+
+class PlanetLabSession:
+       globalport = 22222
+
+       def __init__(self, node, nosetup, verbose):
+               self.verbose = verbose
+               self.node = node
+               self.port = None
+               self.nosetup = nosetup
+               self.command = None
+               self.setup_host()
+
+       def get_connection(self, config):
+               return NodeConnection(SocketConnection("localhost", self.port), self.node, config)
+       
+       def setup_host(self):
+               self.port = PlanetLabSession.globalport
+               PlanetLabSession.globalport = PlanetLabSession.globalport + 1
+
+               args = {}
+               args['port'] = self.port
+               args['user'] = 'root'
+               args['hostname'] = self.node
+               args['monitordir'] = "/home/soltesz/monitor"
+
+               if self.nosetup:
+                       print "Skipping setup"
+                       return 
+
+               # COPY Rpyc files to host
+               cmd = "rsync -qv -az -e ssh %(monitordir)s/Rpyc-2.45-2.3/ %(user)s@%(hostname)s:Rpyc 2> /dev/null" % args
+               if self.verbose: print cmd
+               ret = os.system(cmd)
+               if ret != 0:
+                       print "UNKNOWN SSH KEY FOR %s" % self.node
+                       print "MAKE EXPLICIT EXCEPTION FOR %s" % self.node
+                       k = SSHKnownHosts(); k.updateDirect(self.node); k.write(); del k
+                       ret = os.system(cmd)
+                       if ret != 0:
+                               print "FAILED TWICE"
+                               sys.exit(1)
+
+               #cmd = "rsync -qv -az -e ssh %(monitordir)s/BootManager.py 
+               # %(monitordir)s/ChainBoot.py %(user)s@%(hostname)s:/tmp/source" % args
+               #print cmd; os.system(cmd)
+
+               # KILL any already running servers.
+               cmd = """ssh %(user)s@%(hostname)s """ + \
+                    """'ps ax | grep Rpyc | grep -v grep | awk "{print \$1}" | xargs kill 2> /dev/null' """
+               cmd = cmd % args
+               if self.verbose: print cmd
+               os.system(cmd)
+
+               # START a new rpyc server.
+               cmd = """ssh %(user)s@%(hostname)s "export PYTHONPATH=\$HOME; """ + \
+                        """python Rpyc/Servers/forking_server.py &> server.log < /dev/null &" """ 
+               cmd = cmd % args
+               if self.verbose: print cmd
+               os.system(cmd)
+
+               # This was tricky to make synchronous.  The combination of ssh-clients-4.7p1, 
+               # and the following options seems to work well.
+               cmd = """ssh -o ExitOnForwardFailure=yes -o BatchMode=yes """ + \
+                     """-o PermitLocalCommand=yes -o LocalCommand='echo "READY"' """ + \
+                     """-o ConnectTimeout=120 """ + \
+                     """-n -N -L %(port)s:localhost:18812 """ + \
+                     """%(user)s@%(hostname)s"""
+               cmd = cmd % args
+               if self.verbose: print cmd
+               self.command = Sopen(cmd, shell=True, stdout=subprocess.PIPE)
+               ret = self.command.stdout.read(5)
+               if 'READY' in ret:
+                       # We can return without delay.
+                       time.sleep(1)
+                       return
+
+               if self.command.returncode is not None:
+                       print "Failed to establish tunnel!"
+                       raise Exception("SSH Tunnel exception : %s %s" % (self.node, self.command.returncode))
+
+               raise Exception("Unknown SSH Tunnel Exception: still running, but did not report 'READY'")
+
+       def __del__(self):
+               if self.command:
+                       if self.verbose: print "Killing SSH session %s" % self.port
+                       self.command.kill()
+
+
+def steps_to_list(steps):
+       ret_list = []
+       for (id,label) in steps:
+               ret_list.append(label)
+       return ret_list
+
+def index_to_id(steps,index):
+       if index < len(steps):
+               return steps[index][0]
+       else:
+               return "done"
+
+def reboot(hostname, config=None, forced_action=None):
+
+       node = hostname
+       print "Creating session for %s" % node
+       # update known_hosts file (in case the node has rebooted since last run)
+       if config and not config.quiet: print "...updating known_hosts ssh-rsa key for %s" % node
+       k = SSHKnownHosts(); k.update(node); k.write(); del k
+
+       if config == None:
+               session = PlanetLabSession(node, False, False)
+       else:
+               session = PlanetLabSession(node, config.nosetup, config.verbose)
+       conn = session.get_connection(config)
+
+       if forced_action == "reboot":
+               conn.restart_node('rins')
+               return True
+
+       boot_state = conn.get_boot_state()
+       if boot_state == "boot":
+               print "...Boot state of %s already completed : skipping..." % node
+               return False
+       elif boot_state == "unknown":
+               print "...Unknown bootstate for %s : skipping..."% node
+               return False
+       else:
+               pass
+
+       if conn.bootmanager_running():
+               print "...BootManager is currently running.  Skipping host %s" % node
+               return False
+
+       if config != None:
+               if config.force:
+                       conn.restart_bootmanager(config.force)
+                       return True
+
+       if config and not config.quiet: print "...downloading dmesg from %s" % node
+       dmesg = conn.get_dmesg()
+       child = fdpexpect.fdspawn(dmesg)
+
+       sequence = []
+       while True:
+               steps = [
+                       ('scsierror'  , 'SCSI error : <\d+ \d+ \d+ \d+> return code = 0x\d+'),
+                       ('ioerror'    , 'end_request: I/O error, dev sd\w+, sector \d+'),
+                       ('buffererror', 'Buffer I/O error on device dm-\d, logical block \d+'),
+                       ('atareadyerror'   , 'ata\d+: status=0x\d+ { DriveReady SeekComplete Error }'),
+                       ('atacorrecterror' , 'ata\d+: error=0x\d+ { UncorrectableError }'),
+                       ('sdXerror'   , 'sd\w: Current: sense key: Medium Error'),
+                       ('floppytimeout','floppy0: floppy timeout called'),
+                       ('floppyerror',  'end_request: I/O error, dev fd\w+, sector \d+'),
+
+                       # floppy0: floppy timeout called
+                       # end_request: I/O error, dev fd0, sector 0
+
+                       #Buffer I/O error on device dm-2, logical block 8888896
+                       #ata1: status=0x51 { DriveReady SeekComplete Error }
+                       #ata1: error=0x40 { UncorrectableError }
+                       #SCSI error : <0 0 0 0> return code = 0x8000002
+                       #sda: Current: sense key: Medium Error
+                       #       Additional sense: Unrecovered read error - auto reallocate failed
+
+                       #SCSI error : <0 2 0 0> return code = 0x40001
+                       #end_request: I/O error, dev sda, sector 572489600
+               ]
+               id = index_to_id(steps, child.expect( steps_to_list(steps) + [ pexpect.EOF ]))
+               sequence.append(id)
+
+               if id == "done":
+                       break
+
+       s = Set(sequence)
+       if config and not config.quiet: print "SET: ", s
+
+       if len(s) > 1:
+               print "...Potential drive errors on %s" % node
+               if len(s) == 2 and 'floppyerror' in s:
+                       print "...Should investigate.  Continuing with node."
+               else:
+                       print "...Should investigate.  Skipping node."
+                       return False
+
+       print "...Downloading bm.log from %s" % node
+       log = conn.get_bootmanager_log()
+       child = fdpexpect.fdspawn(log)
+
+       time.sleep(1)
+
+       if config and not config.quiet: print "...Scanning bm.log for errors"
+       action_id = "dbg"
+       sequence = []
+       while True:
+
+               steps = [
+                       ('bminit'               , 'Initializing the BootManager.'),
+                       ('cfg'                  , 'Reading node configuration file.'),
+                       ('auth'                 , 'Authenticating node with PLC.'),
+                       ('getplc'               , 'Retrieving details of node from PLC.'),
+                       ('update'               , 'Updating node boot state at PLC.'),
+                       ('hardware'             , 'Checking if hardware requirements met.'),
+                       ('installinit'  , 'Install: Initializing.'),
+                       ('installdisk'  , 'Install: partitioning disks.'),
+                       ('installbootfs', 'Install: bootstrapfs tarball.'),
+                       ('installcfg'   , 'Install: Writing configuration files.'),
+                       ('installstop'  , 'Install: Shutting down installer.'),
+                       ('update2'              , 'Updating node boot state at PLC.'),
+                       ('installinit2' , 'Install: Initializing.'),
+                       ('validate'             , 'Validating node installation.'),
+                       ('rebuildinitrd', 'Rebuilding initrd'),
+                       ('netcfg'               , 'Install: Writing Network Configuration files.'),
+                       ('update3'              , 'Updating node configuration.'),
+                       ('disk'                 , 'Checking for unused disks to add to LVM.'),
+                       ('update4'              , 'Sending hardware configuration to PLC.'),
+                       ('debug'                , 'Starting debug mode'),
+                       ('bmexceptmount', 'BootManagerException during mount'),
+                       ('bmexceptvgscan', 'BootManagerException during vgscan/vgchange'),
+                       ('bmexceptrmfail', 'Unable to remove directory tree: /tmp/mnt'),
+                       ('exception'    , 'Exception'),
+                       ('nocfg'        , 'Found configuration file planet.cnf on floppy, but was unable to parse it.'),
+                       ('protoerror'   , 'XML RPC protocol error'),
+                       ('implementerror', 'Implementation Error'),
+                       ('readonlyfs'   , '[Errno 30] Read-only file system'),
+                       ('noinstall'    , 'notinstalled'),
+                       ('bziperror'    , 'bzip2: Data integrity error when decompressing.'),
+                       ('noblockdev'   , "No block devices detected."),
+                       ('hardwarefail' , 'Hardware requirements not met'),
+                       ('chrootfail'   , 'Running chroot /tmp/mnt/sysimg'),
+                       ('modulefail'   , 'Unable to get list of system modules'),
+                       ('writeerror'   , 'write error: No space left on device'),
+                       ('nonode'       , 'Failed to authenticate call: No such node'),
+                       ('authfail'     , 'Failed to authenticate call: Call could not be authenticated'),
+                       ('bootcheckfail'     , 'BootCheckAuthentication'),
+                       ('bootupdatefail'   , 'BootUpdateNode'),
+               ]
+               list = steps_to_list(steps)
+               index = child.expect( list + [ pexpect.EOF ])
+               id = index_to_id(steps,index)
+               sequence.append(id)
+
+               if id == "exception":
+                       if config and not config.quiet: print "...Found An Exception!!!"
+               elif index == len(list):
+                       #print "Reached EOF"
+                       break
+               
+       s = "-".join(sequence)
+       print "   FOUND SEQUENCE: ", s
+
+       if s == "bminit-cfg-auth-getplc-update-installinit-validate-rebuildinitrd-netcfg-update3-disk-update4-done":
+               if config and not config.quiet: print "...Restarting BootManager.py on %s "% node
+               conn.restart_bootmanager('boot')
+       elif s == "bminit-cfg-auth-bootcheckfail-authfail-exception-update-bootupdatefail-authfail-debug-done":
+               if conn.compare_and_repair_nodekeys():
+                       # the keys either are in sync or were forced in sync.
+                       # so try to reboot the node again.
+                       conn.restart_bootmanager('boot')
+               else:
+                       # there was some failure to synchronize the keys.
+                       print "...Unable to repair node keys on %s" % node
+       elif s == "bminit-cfg-auth-getplc-installinit-validate-rebuildinitrd-netcfg-update3-disk-update4-update3-exception-protoerror-update-protoerror-debug-done" or \
+                s == "bminit-cfg-auth-getplc-installinit-validate-rebuildinitrd-netcfg-update3-disk-update4-update3-exception-protoerror-update-debug-done":
+               conn.restart_bootmanager('boot')
+       elif s == "bminit-cfg-auth-getplc-update-debug-done":
+               conn.restart_bootmanager('boot')
+       elif s == "bminit-cfg-auth-getplc-installinit-validate-exception-modulefail-update-debug-done" or \
+                s == "bminit-cfg-auth-getplc-update-installinit-validate-exception-modulefail-update-debug-done":
+               conn.restart_bootmanager('rins')
+       elif s == "bminit-cfg-auth-getplc-exception-protoerror-update-protoerror-debug-done":
+               conn.restart_bootmanager('boot')
+       elif s == "bminit-cfg-auth-protoerror-exception-update-debug-done":
+               conn.restart_bootmanager('boot')
+       elif s == "bminit-cfg-auth-getplc-installinit-validate-bmexceptmount-exception-noinstall-update-debug-done" or \
+                s == "bminit-cfg-auth-getplc-update-installinit-validate-bmexceptmount-exception-noinstall-update-debug-done":
+               # reinstall b/c it is not installed.
+               conn.restart_bootmanager('rins')
+       elif s == "bminit-cfg-auth-getplc-installinit-validate-bmexceptvgscan-exception-noinstall-update-debug-done" or \
+                s == "bminit-cfg-auth-getplc-update-installinit-validate-exception-noinstall-update-debug-done":
+
+               conn.restart_bootmanager('rins')
+       elif s == "bminit-cfg-auth-getplc-update-hardware-installinit-exception-bmexceptrmfail-update-debug-done" or \
+                s == "bminit-cfg-auth-getplc-hardware-installinit-exception-bmexceptrmfail-update-debug-done":
+               conn.restart_node('rins')
+       elif s == "bminit-cfg-auth-getplc-installinit-validate-rebuildinitrd-netcfg-update3-disk-update4-update3-implementerror-bootupdatefail-update-debug-done":
+               conn.restart_node('rins')
+       elif s == "bminit-cfg-auth-getplc-installinit-validate-rebuildinitrd-netcfg-update3-implementerror-readonlyfs-update-debug-done":
+               conn.restart_node('rins')
+       elif s == "bminit-cfg-auth-getplc-hardware-installinit-installdisk-bziperror-exception-update-debug-done":
+               conn.restart_bootmanager('rins')
+       elif s == "bminit-cfg-auth-getplc-update-installinit-validate-bmexceptvgscan-exception-noinstall-update-debug-done":
+               conn.restart_bootmanager('rins')
+       elif s == "bminit-cfg-exception-nocfg-update-bootupdatefail-nonode-debug-done" or \
+                s == "bminit-cfg-exception-update-bootupdatefail-nonode-debug-done":
+               conn.dump_plconf_file()
+       elif s == "bminit-cfg-auth-getplc-update-hardware-exception-noblockdev-hardwarefail-update-debug-done" or \
+            s == "bminit-cfg-auth-getplc-hardware-exception-noblockdev-hardwarefail-update-debug-done" or \
+                s == "bminit-cfg-auth-getplc-update-hardware-noblockdev-exception-hardwarefail-update-debug-done":
+               print "...NOTIFY OWNER TO UPDATE BOOTCD!!!"
+               pass
+
+       elif s == "bminit-cfg-auth-getplc-update-hardware-exception-hardwarefail-update-debug-done":
+               # MAKE An ACTION record that this host has failed hardware.  May
+               # require either an exception "/minhw" or other manual intervention.
+               # Definitely need to send out some more EMAIL.
+               print "...NOTIFY OWNER OF BROKEN HARDWARE!!!"
+               pass
+
+       elif s == "bminit-cfg-auth-getplc-update-installinit-validate-rebuildinitrd-exception-chrootfail-update-debug-done" or \
+            s == "bminit-cfg-auth-getplc-update-installinit-validate-rebuildinitrd-netcfg-update3-disk-update4-exception-chrootfail-update-debug-done" or \
+            s == "bminit-cfg-auth-getplc-hardware-installinit-installdisk-installbootfs-installcfg-exception-chrootfail-update-debug-done" or \
+                s == "bminit-cfg-auth-getplc-installinit-validate-rebuildinitrd-writeerror-exception-chrootfail-update-debug-done":
+               conn.restart_node('rins')
+               #conn.restart_bootmanager('rins')
+               print "...Need to follow up on this one."
+
+               ## If the disk is full, just start over.
+               #conn.restart_bootmanager('rins')
+       elif s == "":
+               pass
+
+       else:
+               print "   HOST %s" % hostname
+               print "   UNKNOWN SEQUENCE: %s" % s
+               pass
+
+       return True
+       
+
+# MAIN -------------------------------------------------------------------
+
+def main():
+       from config import config
+       from optparse import OptionParser
+       parser = OptionParser()
+       parser.set_defaults(node=None, nodelist=None, child=False, nosetup=False, verbose=False, force=None, quiet=False)
+       parser.add_option("", "--child", dest="child", action="store_true", 
+                                               help="This is the child mode of this process.")
+       parser.add_option("", "--force", dest="force", metavar="boot_state",
+                                               help="Force a boot state passed to BootManager.py.")
+       parser.add_option("", "--quiet", dest="quiet", action="store_true", 
+                                               help="Extra quiet output messages.")
+       parser.add_option("", "--verbose", dest="verbose", action="store_true", 
+                                               help="Extra debug output messages.")
+       parser.add_option("", "--nosetup", dest="nosetup", action="store_true", 
+                                               help="Do not perform the orginary setup phase.")
+       parser.add_option("", "--node", dest="node", metavar="nodename.edu", 
+                                               help="A single node name to try to bring out of debug mode.")
+       parser.add_option("", "--nodelist", dest="nodelist", metavar="nodelist.txt", 
+                                               help="A list of nodes to bring out of debug mode.")
+       config = config(parser)
+       config.parse_args()
+
+       if config.nodelist:
+               nodes = config.getListFromFile(config.nodelist)
+       elif config.node:
+               nodes = [ config.node ]
+       else:
+               parser.print_help()
+               sys.exit(1)
+
+       for node in nodes:
+               reboot(node, config)
+
+if __name__ == "__main__":
+       main()