esxi-vm/esxi_vm_functions.py

119 lines
2.9 KiB
Python
Executable File

import os.path
import yaml
import datetime # For current Date/Time
from math import log
#
#
# Functions
#
#
def setup_config():
#
# System wide defaults
#
ConfigData = dict(
# Your logfile
LOG= os.path.expanduser("~") + "/esxi-vm.log",
# Enable/Disable dryrun by default
isDryRun=False,
# Enable/Disable Verbose output by default
isVerbose=False,
# Enable/Disable exit summary by default
isSummary=False,
# ESXi host/IP, port, root login & password
HOST="esxi",
PORT=22,
USER="root",
PASSWORD="",
KEY="",
# Default number of vCPU's, GB Mem, & GB boot disk
CPU=2,
MEM=4,
HDISK=20,
# Default Disk format thin, zeroedthick, eagerzeroedthick
DISKFORMAT="thin",
# Virtual Disk device type
VIRTDEV="pvscsi",
# Specify default Disk store to "LeastUsed"
STORE="LeastUsed",
# Default Network Interface (vswitch)
NET="None",
# Default ISO
ISO="None",
# Default GuestOS type. (See VMware documentation for all available options)
GUESTOS="centos-64",
# Extra VMX options
VMXOPTS=""
)
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'