esxi-vm/esxi_vm_functions.py

90 lines
2.2 KiB
Python
Executable File

import os.path
import yaml
import datetime # For current Date/Time
import paramiko # For remote ssh
from math import log
#
#
# Functions
#
#
def setup_config():
#
# System wide defaults
#
ConfigData = dict(
LOG="~/esxi-vm.log",
isDryRun=False,
isVerbose=False,
HOST="esxi",
USER="root",
PASSWORD="",
CPU=2,
MEM=4,
SIZE=20,
DISKFORMAT="thin",
VIRTDEV="pvscsi",
STORE="LeastUsed",
NET="None",
ISO="None",
GUESTOS="centos-64"
)
ConfigDataFileLocation = os.path.expanduser("~") + "/.esxi-vm.yml"
#
# Get ConfigData from ConfigDataFile, then merge.
if os.path.exists(ConfigDataFileLocation):
FromFileConfigData = yaml.safe_load(open(ConfigDataFileLocation))
ConfigData.update(FromFileConfigData)
try:
with open(ConfigDataFileLocation, 'w') as FD:
yaml.dump(ConfigData, FD, default_flow_style=False)
FD.close()
except:
print "Unable to create/update config file " + ConfigDataFileLocation
e = sys.exc_info()[0]
print "The Error is " + str(e)
sys.exit(1)
return ConfigData
def SaveConfig(ConfigData):
ConfigDataFileLocation = os.path.expanduser("~") + "/.esxi-vm.yml"
try:
with open(ConfigDataFileLocation, 'w') as FD:
yaml.dump(ConfigData, FD, default_flow_style=False)
FD.close()
except:
print "Unable to create/update config file " + ConfigDataFileLocation
e = sys.exc_info()[0]
print "The Error is " + str(e)
return 1
return 0
def theCurrDateTime():
i = datetime.datetime.now()
return str(i.isoformat())
unit_list = zip(['bytes', 'kB', 'MB', 'GB', 'TB', 'PB'], [0, 0, 1, 2, 2, 2])
def float2human(num):
"""Integer to Human readable"""
if num > 1:
exponent = min(int(log(float(num), 1024)), len(unit_list) - 1)
quotient = float(num) / 1024**exponent
unit, num_decimals = unit_list[exponent]
format_string = '{:.%sf} {}' % (num_decimals)
return format_string.format(quotient, unit)
if num == 0:
return '0 bytes'
if num == 1:
return '1 byte'