emlab1/data.py

#
# Installation information:
#   ln -s ~lab/.local ~root
#   ~/.local/bin/virtaulenv venv
#   . ./venv/bin/activate
#   export TMPDIR=/var/tmp
#   pip install git+https://www.funkthat.com/gitea/jmg/vlanmang.git
#
# Configuration information:
#   . ./venv/bin/activate
#   python -m vlanmang
#

import vlanmang
from pysnmp.hlapi import usmDESPrivProtocol

protomapping = dict(DES=usmDESPrivProtocol)

def parse_snmpconf(fname):
	snmpconf = {}
	with open(fname) as fp:
		snmpconf = dict((l.strip().split() for l in fp if l.strip()))

	return snmpconf

def make_vlanswitch(fname, switch_info, *args):
	snmpconf = parse_snmpconf(fname)

	authdata = dict(username=snmpconf['defSecurityName'], authKey=snmpconf['defAuthPassphrase'],
	    privKey=snmpconf['defPrivPassphrase'], privProtocol=protomapping[snmpconf['defPrivType']])

	switch = vlanmang.SwitchConfig(snmpconf['transport'], authdata, switch_info, *args)

	return switch

switch = {
	1: {
		'u': [ 1, 24 ],
	}
}
for i in range(2, 24):
	switch[i + 100] = dict(t=[ 1 ], u=[ i ])

switch = make_vlanswitch('/root/.snmp/hosts/poe.conf', switch, list(range(25, 36)))