get_vm_packages

#!/usr/bin/env python3.9
#v11.0.7
# http://www.i-programmer.info/programming/python/3942-arrays-in-python.html?start=1
import re
import json
import os
import subprocess
import sys

def parse_vm_packages(stdout):
  """
  Pasre cbsd vm-packages output
  """
  arr_all_vm_packages = []

  vm_packages = []
  for line in stdout.splitlines():
    name=""
    vm_cpus=""
    vm_ram=""
    vm_disk=""
    name, vm_cpus, vm_ram, vm_disk = line.split(' ')

    if name != "" and vm_cpus != "" and vm_ram != "" and vm_disk != "":
      vm_packages = {
        "name": name,
        "vm_cpus": vm_cpus,
        "vm_ram": vm_ram,
        "vm_disk": vm_disk,
      }
      arr_all_vm_packages.append(vm_packages)
  return arr_all_vm_packages


def get_vm_info():
  """
  Run: cbsd vm-packages header=0 display=name,pkg_vm_cpus,pkg_vm_ram,pkg_vm_disk
  Example: small1  1  1g  10g
  """
  command = [
        'env',
        'NOCOLOR=1',
        '/usr/local/bin/cbsd',
        'vm-packages',
        'header=0',
        'display=name,pkg_vm_cpus,pkg_vm_ram,pkg_vm_disk',
        'human=0',
    ]
  process = subprocess.Popen(
        command,
        shell=False,
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT
  )

  output = process.communicate()[0].decode('ascii').strip()

  if process.returncode not in [0, 1]:
    raise RuntimeError('cbsd vm-packages error {0}'.format(process.returncode))

  output = re.sub("\s\s+", " ", output)
  vm_packages=parse_vm_packages(output)
  print(json.dumps(vm_packages))

get_vm_info()