#!/usr/bin/python2
-import sys, os
-from random import Random
+import sys
+import os
import string
+from random import Random
from types import StringTypes
from time import strftime
# so, we force the update of crucial pkgs independently, as
# the whole group is sometimes too much to swallow
# this one is builtin
-CRUCIAL_PACKAGES_BUILTIN=[ 'NodeUpdate' , 'nodemanager' ]
+CRUCIAL_PACKAGES_BUILTIN=[
+ 'NodeUpdate',
+ 'nodemanager-lib',
+ 'nodemanager-lxc',
+ 'nodemanager-vs',
+]
# and operations can also try to push a list through a conf_file
# should use the second one for consistency, try the first one as well for legacy
-CRUCIAL_PACKAGES_OPTIONAL_PATH1='/etc/planetlab/NodeUpdate.packages'
-CRUCIAL_PACKAGES_OPTIONAL_PATH2='/etc/planetlab/crucial-rpm-list'
-
+CRUCIAL_PACKAGES_OPTIONAL_PATHS=[
+ # this is a legacy name, please avoid using this one
+ '/etc/planetlab/NodeUpdate.packages'
+ # file to use with a hand-written conf_file
+ '/etc/planetlab/crucial-rpm-list'
+ # this one could some day be maintained by a predefined config_file
+ '/etc/planetlab/sliceimage-rpm-list'
+]
# print out a message only if we are displaying output
def Message(message):
if displayOutput:
- if isinstance(message,StringTypes) and len(message) >=2 and message[0]=="\n":
+ if isinstance(message,StringTypes) \
+ and len(message) >= 2 \
+ and message[0] == "\n":
print "\n",
- message=message[1:]
+ message = message[1:]
print strftime(TIMEFORMAT),
print message
def UpdateCronFile():
try:
- randomMinute= Random().randrange( 0, 59, 1 );
- randomHour= Random().randrange( 0, 11, 1 );
+ randomMinute= Random().randrange(0, 59, 1);
+ randomHour= Random().randrange(0, 11, 1);
- f = open( CRON_FILE, 'w' );
- f.write( "# %s\n" % (TARGET_DESC) );
+ f = open(CRON_FILE, 'w');
+ f.write("# %s\n" % (TARGET_DESC));
### xxx is root aliased to the support mailing list ?
- f.write( "MAILTO=%s\n" % (TARGET_USER) );
- f.write( "SHELL=%s\n" % (TARGET_SHELL) );
- f.write( "%s %s,%s * * * %s %s\n\n" %
- (randomMinute, randomHour, randomHour + 12, TARGET_USER, TARGET_SCRIPT) );
+ f.write("MAILTO=%s\n" % (TARGET_USER));
+ f.write("SHELL=%s\n" % (TARGET_SHELL));
+ f.write("%s %s,%s * * * %s %s\n\n" %
+ (randomMinute, randomHour,
+ randomHour + 12, TARGET_USER, TARGET_SCRIPT));
f.close()
- print( "Created new cron.d entry." )
+ print("Created new cron.d entry.")
except:
- print( "Unable to create cron.d entry." )
+ print("Unable to create cron.d entry.")
# simply remove the cron file we created
def RemoveCronFile():
try:
- os.unlink( CRON_FILE )
- print( "Deleted cron.d entry." )
+ os.unlink(CRON_FILE)
+ print("Deleted cron.d entry.")
except:
- print( "Unable to delete cron.d entry." )
+ print("Unable to delete cron.d entry.")
class NodeUpdate:
- def __init__( self, doReboot ):
+ def __init__(self, doReboot):
if self.CheckProxy():
os.environ['http_proxy']= self.HTTP_PROXY
os.environ['HTTP_PROXY']= self.HTTP_PROXY
-
self.doReboot= doReboot
-
-
- def CheckProxy( self ):
- Message( "Checking existence of proxy config file..." )
-
+ def CheckProxy(self):
+ Message("Checking existence of proxy config file...")
if os.access(PROXY_FILE, os.R_OK) and os.path.isfile(PROXY_FILE):
self.HTTP_PROXY= string.strip(file(PROXY_FILE,'r').readline())
- Message( "Using proxy %s." % self.HTTP_PROXY )
+ Message("Using proxy %s." % self.HTTP_PROXY)
return 1
else:
- Message( "Not using any proxy." )
+ Message("Not using any proxy.")
return 0
+ def InstallKeys(self):
+ Message("\nRemoving any existing GPG signing keys from the RPM database")
+ os.system("%s --allmatches -e gpg-pubkey" % RPM_PATH)
+ Message("\nInstalling all GPG signing keys in %s" % RPM_GPG_PATH)
+ os.system("%s --import %s/*" % (RPM_PATH, RPM_GPG_PATH))
- def InstallKeys( self ):
- Message( "\nRemoving any existing GPG signing keys from the RPM database" )
- os.system( "%s --allmatches -e gpg-pubkey" % RPM_PATH )
-
- Message( "\nInstalling all GPG signing keys in %s" % RPM_GPG_PATH )
- os.system( "%s --import %s/*" % (RPM_PATH, RPM_GPG_PATH) )
-
-
- def ClearRebootFlag( self ):
- os.system( "/bin/rm -rf %s" % REBOOT_FLAG )
+ def ClearRebootFlag(self):
+ os.system("/bin/rm -rf %s" % REBOOT_FLAG)
-
- def CheckForUpdates( self ):
-
- Message( "\nRemoving any existing reboot flags" )
+ def CheckForUpdates(self):
+ Message("\nRemoving any existing reboot flags")
self.ClearRebootFlag()
-
if self.doReboot == 0:
- Message( "\nIgnoring any reboot flags set by RPMs" );
-
- Message( "\nChecking if yum supports SSL certificate checks" )
- if os.system( "%s --help | grep -q sslcertdir" % YUM_PATH ) == 0:
- Message( "It does, using --sslcertdir option" )
+ Message("\nIgnoring any reboot flags set by RPMs");
+ Message("\nChecking if yum supports SSL certificate checks")
+ if os.system("%s --help | grep -q sslcertdir" % YUM_PATH) == 0:
+ Message("It does, using --sslcertdir option")
sslcertdir = "--sslcertdir=" + SSL_CERT_DIR
else:
- Message( "Unsupported, not using --sslcertdir option" )
+ Message("Unsupported, not using --sslcertdir option")
sslcertdir = ""
yum_options=""
- Message( "\nChecking if yum supports --verbose" )
- if os.system( "%s --help | grep -q verbose" % YUM_PATH ) == 0:
- Message( "It does, using --verbose option" )
+ Message("\nChecking if yum supports --verbose")
+ if os.system("%s --help | grep -q verbose" % YUM_PATH) == 0:
+ Message("It does, using --verbose option")
yum_options += " --verbose"
else:
- Message( "Unsupported, not using --verbose option" )
+ Message("Unsupported, not using --verbose option")
# a configurable list of packages to try and update independently
# cautious..
try:
crucial_packages = []
for package in CRUCIAL_PACKAGES_BUILTIN: crucial_packages.append(package)
- try: crucial_packages += file(CRUCIAL_PACKAGES_OPTIONAL_PATH1).read().split()
- except: pass
- try: crucial_packages += file(CRUCIAL_PACKAGES_OPTIONAL_PATH2).read().split()
- except: pass
+ for path in CRUCIAL_PACKAGES_OPTIONAL_PATHS:
+ try: crucial_packages += file(CRUCIAL_PACKAGES_OPTIONAL_PATH1).read().split()
+ except: pass
for package in crucial_packages:
- Message( "\nUpdating crucial package %s" % package)
- os.system( "%s %s -y update %s" %(YUM_PATH, yum_options, package))
+ # if package is not yet installed, like e.g. slice images,
+ # need to yum install, not yum update
+ if os.system("rpm -q %s > /dev/null"%package) == 0:
+ Message("\nUpdating crucial package %s" % package)
+ os.system("%s %s -y update %s" %(YUM_PATH, yum_options, package))
+ else:
+ Message("\Installing crucial package %s" % package)
+ os.system("%s %s -y install %s" %(YUM_PATH, yum_options, package))
except:
pass
- Message( "\nUpdating PlanetLab group" )
- os.system( "%s %s %s -y groupinstall \"PlanetLab\"" %
- (YUM_PATH, yum_options, sslcertdir) )
+ Message("\nUpdating PlanetLab group")
+ os.system("%s %s %s -y groupinstall \"PlanetLab\"" %
+ (YUM_PATH, yum_options, sslcertdir))
- Message( "\nUpdating rest of system" )
- os.system( "%s %s %s -y update" % (YUM_PATH, yum_options, sslcertdir) )
+ Message("\nUpdating rest of system")
+ os.system("%s %s %s -y update" % (YUM_PATH, yum_options, sslcertdir))
- Message( "\nChecking for extra groups (extensions) to update" )
+ Message("\nChecking for extra groups (extensions) to update")
if os.access(EXTENSIONS_FILE, os.R_OK) and \
os.path.isfile(EXTENSIONS_FILE):
extensions_contents= file(EXTENSIONS_FILE).read()
extensions_contents= string.strip(extensions_contents)
if extensions_contents == "":
- Message( "No extra groups found in file." )
+ Message("No extra groups found in file.")
else:
extensions_contents.strip()
for extension in extensions_contents.split():
group = "extension%s" % extension
- Message( "\nUpdating %s group" % group )
- os.system( "%s %s %s -y groupinstall \"%s\"" %
- (YUM_PATH, yum_options, sslcertdir, group) )
+ Message("\nUpdating %s group" % group)
+ os.system("%s %s %s -y groupinstall \"%s\"" %
+ (YUM_PATH, yum_options, sslcertdir, group))
else:
- Message( "No extensions file found" )
+ Message("No extensions file found")
if os.access(REBOOT_FLAG, os.R_OK) and os.path.isfile(REBOOT_FLAG) and self.doReboot:
- Message( "\nAt least one update requested the system be rebooted" )
+ Message("\nAt least one update requested the system be rebooted")
self.ClearRebootFlag()
- os.system( "/sbin/shutdown -r now" )
+ os.system("/sbin/shutdown -r now")
- def RebuildRPMdb( self ):
- Message( "\nRebuilding RPM Database." )
- try: os.system( "rm /var/lib/rpm/__db.*" )
+ def RebuildRPMdb(self):
+ Message("\nRebuilding RPM Database.")
+ try: os.system("rm /var/lib/rpm/__db.*")
except Exception, err: print "RebuildRPMdb: %s" % err
- try: os.system( "%s --rebuilddb" % RPM_PATH )
+ try: os.system("%s --rebuilddb" % RPM_PATH)
except Exception, err: print "RebuildRPMdb: %s" % err
- def YumCleanAll ( self ):
+ def YumCleanAll (self):
Message ("\nCleaning all yum cache (yum clean all)")
try:
- os.system( "yum clean all")
+ os.system("yum clean all")
except:
pass
- def RemoveRPMS( self ):
-
- Message( "\nLooking for RPMs to be deleted." )
+ def RemoveRPMS(self):
+ Message("\nLooking for RPMs to be deleted.")
if os.access(DELETE_RPM_LIST_FILE, os.R_OK) and \
os.path.isfile(DELETE_RPM_LIST_FILE):
rpm_list_contents= file(DELETE_RPM_LIST_FILE).read().strip()
if rpm_list_contents == "":
- Message( "No RPMs listed in file to delete." )
+ Message("No RPMs listed in file to delete.")
return
rpm_list= string.split(rpm_list_contents)
- Message( "Deleting RPMs from %s: %s" %(DELETE_RPM_LIST_FILE," ".join(rpm_list)))
+ Message("Deleting RPMs from %s: %s" %(DELETE_RPM_LIST_FILE," ".join(rpm_list)))
# invoke them separately as otherwise one faulty (e.g. already uninstalled)
# would prevent the other ones from uninstalling
if not is_installed:
Message ("Ignoring rpm %s marked to delete, already uninstalled"%rpm)
continue
- uninstalled = os.system( "%s -ev %s" % (RPM_PATH, rpm) )==0
+ uninstalled = os.system("%s -ev %s" % (RPM_PATH, rpm))==0
if uninstalled:
Message ("Successfully removed RPM %s"%rpm)
continue
else:
- Error( "Unable to delete RPM %s, continuing. rc=%d" % (rpm,uninstalled))
+ Error("Unable to delete RPM %s, continuing. rc=%d" % (rpm,uninstalled))
else:
- Message( "No RPMs list file found." )
-
-
+ Message("No RPMs list file found.")
+##############################
if __name__ == "__main__":
# if we are invoked with 'start', display the output.
pid= string.strip(file(NODEUPDATE_PID_FILE).readline())
if pid <> "":
if os.system("/bin/kill -0 %s > /dev/null 2>&1" % pid) == 0:
- Message( "It appears we are already running, exiting." )
+ Message("It appears we are already running, exiting.")
sys.exit(1)
# write out our process id
- pidfile= file( NODEUPDATE_PID_FILE, 'w' )
- pidfile.write( "%d\n" % os.getpid() )
+ pidfile= file(NODEUPDATE_PID_FILE, 'w')
+ pidfile.write("%d\n" % os.getpid())
pidfile.close()
nodeupdate= NodeUpdate(doReboot)
if not nodeupdate:
- Error( "Unable to initialize." )
+ Error("Unable to initialize.")
else:
nodeupdate.RebuildRPMdb()
nodeupdate.RemoveRPMS()
nodeupdate.InstallKeys()
nodeupdate.YumCleanAll()
nodeupdate.CheckForUpdates()
- Message( "\nUpdate complete." )
+ Message("\nUpdate complete.")
# remove the PID file
- os.unlink( NODEUPDATE_PID_FILE )
-
+ os.unlink(NODEUPDATE_PID_FILE)