#3 4 18804082 hda4
#----------------------------------------------------
+from __future__ import print_function
import string
import sys
"""
try:
- meminfo_file = file(PROC_MEMINFO_PATH,"r")
+ meminfo_file = file(PROC_MEMINFO_PATH, "r")
except IOError as e:
return
for line in meminfo_file:
try:
- (fieldname,value) = string.split(line,":")
+ fieldname, value = string.split(line, ":")
except ValueError as e:
# this will happen for lines that don't have two values
# (like the first line on 2.4 kernels)
if fieldname == "MemTotal":
try:
total_memory, units = string.split(value)
- except ValueError, e:
+ except ValueError as e:
return
if total_memory == "" or total_memory == None or \
try:
total_memory = int(total_memory)
- except ValueError, e:
+ except ValueError as e:
return
break
get a list of block devices from this system.
return an associative array, where the device name
(full /dev/device path) is the key, and the value
- is a tuple of (major,minor,numblocks,gb_size,readonly)
+ is a tuple of (major, minor, numblocks, gb_size, readonly)
"""
# make sure we can access to the files/directories in /proc
valid_blk_names = {}
# add in valid sd and hd block device names
# also check for vd (virtio devices used with kvm)
- for blk_prefix in ('sd','hd','vd'):
+ for blk_prefix in ('sd', 'hd', 'vd'):
for blk_num in string.ascii_lowercase:
devicename = "{}{}".format(blk_prefix, blk_num)
valid_blk_names[devicename] = None
# add in valid scsi raid block device names
- for M in range(0,1+1):
- for N in range(0,7+1):
- devicename = "cciss/c%dd%d" % (M,N)
+ for M in range(0, 1+1):
+ for N in range(0, 7+1):
+ devicename = "cciss/c{}d{}".format(M, N)
valid_blk_names[devicename] = None
for devicename in valid_blk_names.keys():
# in a format such as scsi/host0/bus0/target0/lun0/disc
# and /dev/sda, etc. were just symlinks
try:
- devfsname = os.readlink( "/dev/%s" % devicename )
+ devfsname = os.readlink("/dev/{}".format(devicename))
valid_blk_names[devfsname] = None
except OSError:
pass
devicenames = valid_blk_names.keys()
devicenames.sort()
for devicename in devicenames:
- os.system( "parted --script --list /dev/%s > /dev/null 2>&1" % devicename )
+ os.system("parted --script --list /dev/{} > /dev/null 2>&1".format(devicename))
# touch file
- fb = open(DEVICES_SCANNED_FLAG,"w")
+ fb = open(DEVICES_SCANNED_FLAG, "w")
fb.close()
devicelist = {}
- partitions_file = file(PROC_PARTITIONS_PATH,"r")
+ partitions_file = file(PROC_PARTITIONS_PATH, "r")
line_count = 0
for line in partitions_file:
line_count = line_count + 1
major = int(parts[0])
minor = int(parts[1])
blocks = int(parts[2])
- except ValueError, err:
+ except ValueError as err:
continue
gb_size = blocks/BLOCKS_PER_GB
# check to see if the blk device is readonly
try:
# can we write to it?
- dev_name = "/dev/%s" % device
- fb = open(dev_name,"w")
+ dev_name = "/dev/{}".format(device)
+ fb = open(dev_name, "w")
fb.close()
readonly = False
- except IOError, e:
+ except IOError as e:
# check if EROFS errno
- if errno.errorcode.get(e.errno,None) == 'EROFS':
+ if errno.errorcode.get(e.errno, None) == 'EROFS':
readonly = True
else:
# got some other errno, pretend device is readonly
readonly = True
- devicelist[dev_name] = (major,minor,blocks,gb_size,readonly)
+ devicelist[dev_name] = (major, minor, blocks, gb_size, readonly)
return devicelist
-def get_system_modules( vars = {}, log = sys.stderr):
+def get_system_modules(vars = {}, log = sys.stderr):
"""
Return a list of kernel modules that this system requires.
This requires access to the installed system's root
# get the kernel version we are assuming
if kernel_version is None:
try:
- kernel_version = os.listdir( "%s/lib/modules/" % SYSIMG_PATH )
- except OSError, e:
+ kernel_version = os.listdir("{}/lib/modules/".format(SYSIMG_PATH))
+ except OSError as e:
return
if len(kernel_version) == 0:
return
if len(kernel_version) > 1:
- print( "WARNING: We may be returning modules for the wrong kernel." )
+ print("WARNING: We may be returning modules for the wrong kernel.")
kernel_version = kernel_version[0]
- print( "Using kernel version %s" % kernel_version )
+ print("Using kernel version {}".format(kernel_version))
# test to make sure the file we need is present
- modules_pcimap_path = "%s/lib/modules/%s/modules.pcimap" % \
- (SYSIMG_PATH,kernel_version)
- if not os.access(modules_pcimap_path,os.R_OK):
- print( "WARNING: Unable to read %s" % modules_pcimap_path )
+ modules_pcimap_path = "{}/lib/modules/{}/modules.pcimap"\
+ .format(SYSIMG_PATH, kernel_version)
+ if not os.access(modules_pcimap_path, os.R_OK):
+ print("WARNING: Unable to read {}".format(modules_pcimap_path))
return
pcimap = pypcimap.PCIMap(modules_pcimap_path)
return system_mods
-def getKernelVersion( vars = {} , log = sys.stderr):
+def getKernelVersion(vars = {}, log = sys.stderr):
# make sure we have the variables we need
try:
SYSIMG_PATH = vars["SYSIMG_PATH"]
if SYSIMG_PATH == "":
- raise ValueError, "SYSIMG_PATH"
+ raise ValueError("SYSIMG_PATH")
NODE_MODEL_OPTIONS = vars["NODE_MODEL_OPTIONS"]
- except KeyError, var:
- raise BootManagerException, "Missing variable in vars: %s\n" % var
- except ValueError, var:
- raise BootManagerException, "Variable in vars, shouldn't be: %s\n" % var
+ except KeyError as var:
+ raise BootManagerException("Missing variable in vars: {}\n".format(var))
+ except ValueError as var:
+ raise BootManagerException("Variable in vars, shouldn't be: {}\n".format(var))
option = ''
if NODE_MODEL_OPTIONS & ModelOptions.SMP:
option = 'smp'
try:
- os.stat("%s/boot/kernel-boot%s" % (SYSIMG_PATH,option))
- os.stat("%s/boot/initrd-boot%s" % (SYSIMG_PATH,option))
- except OSError, e:
+ os.stat("{}/boot/kernel-boot{}".format(SYSIMG_PATH, option))
+ os.stat("{}/boot/initrd-boot{}".format(SYSIMG_PATH, option))
+ except OSError as e:
# smp kernel is not there; remove option from modeloptions
# such that the rest of the code base thinks we are just
# using the base kernel.
NODE_MODEL_OPTIONS = NODE_MODEL_OPTIONS & ~ModelOptions.SMP
vars["NODE_MODEL_OPTIONS"] = NODE_MODEL_OPTIONS
- log.write( "WARNING: Couldn't locate smp kernel.\n")
+ log.write("WARNING: Couldn't locate smp kernel.\n")
option = ''
try:
- initrd = os.readlink( "%s/boot/initrd-boot%s" % (SYSIMG_PATH,option) )
+ initrd = os.readlink("{}/boot/initrd-boot{}".format(SYSIMG_PATH, option))
kernel_version = initrd.replace("initrd-", "").replace(".img", "")
- except OSError, e:
+ except OSError as e:
initrd = None
kernel_version = None
if __name__ == "__main__":
devices = get_block_device_list()
- print "block devices detected:"
+ print("block devices detected:")
if not devices:
- print "no devices found!"
+ print("no devices found!")
else:
for dev in devices.keys():
- print "%s %s" % (dev, repr(devices[dev]))
+ print("{} {}".format(dev, repr(devices[dev])))
- print ""
+ print("")
memory = get_total_phsyical_mem()
if not memory:
- print "unable to read /proc/meminfo for memory"
+ print("unable to read /proc/meminfo for memory")
else:
- print "total physical memory: %d kb" % memory
+ print("total physical memory: {} kb".format(memory))
- print ""
+ print("")
kernel_version = None
if len(sys.argv) > 2:
modules = get_system_modules()
if not modules:
- print "unable to list system modules"
+ print("unable to list system modules")
else:
- for module_class in (MODULE_CLASS_SCSI,MODULE_CLASS_NETWORK):
+ for module_class in (MODULE_CLASS_SCSI, MODULE_CLASS_NETWORK):
if len(modules[module_class]) > 0:
module_list = ""
for a_mod in modules[module_class]:
- module_list = module_list + "%s " % a_mod
- print "all %s modules: %s" % (module_class, module_list)
+ module_list = module_list + "{} ".format(a_mod)
+ print("all {} modules: {}".format(module_class, module_list))