#!/usr/bin/env python # -*- coding: utf-8 -*- # kpov_random_helpers should be imported by add_assignment.py instructions = { 'si':u""" Ustvari tri navidezne racunalnike. Za prvega uporabi sliko diska simpleArbiterDhcpGW, za drugega sliko diska maliNetworkManager, za tretjega sliko diska maliBrezNetworkManager. Racunalnike imenujmo enako kot slike diska. Na maliBrezNetworkManager izklopi networkmanager in uporabi ifup / ifdown. Na maliNetworkManager nastavi IP naslov {IP_NM} ter DNS {DNS_NM}. Na maliBrezNetworkManager nastavi IP naslov {IP_static} ter DNS {DNS_static}. DNS strežnikov. Naslove dobiš na simpleArbiterDhcpGW. """, 'en':u""" """ } computers = { 'maliNetworkManager': { 'disks': [ { 'name': 'maliNetworkManager', }, #{ 'name': 'CDROM', # 'options':{'readonly': True}, # 'parts': [],# no parts, no mounting. #} ], 'network_interfaces': [{'network': 'net1'}], 'flavor': 'm1.tiny', 'config_drive': False }, 'maliBrezNetworkManager': { 'disks': [ { 'name': 'maliBrezNetworkManager', }, #{ 'name': 'CDROM', # 'options':{'readonly': True}, # 'parts': [],# no parts, no mounting. #} ], 'network_interfaces': [{'network': 'net1'}], 'flavor': 'm1.tiny', 'config_drive': False }, 'SimpleArbiter': { 'disks': [ { 'name': 'simpleArbiterDhcpGW', # attempt automount }, #{ 'name': 'CDROM', # 'options': {'readonly': True}, # 'parts': [{'dev': 'b1', 'path': '/cdrom'}], #}, ], 'network_interfaces': [{'network': 'net1'}, {'network': 'test-net'}], 'flavor': 'm1.tiny', 'config_drive': False } } networks = { 'net1': {'public': False}, 'test-net': {'public': True} } params_meta = { 'IP_NM': {'descriptions': {'si': 'Naslov maliNetworkManager'}, 'w': False, 'public':True, 'type': 'IP', 'generated': True}, 'DNS_NM': {'descriptions': {'si': 'DNS za maliNetworkManager'}, 'w': False, 'public':True, 'type': 'IP', 'generated': True}, 'IP_static': {'descriptions': {'si': 'Naslov maliBrezNetworkManager'}, 'w': False, 'public': True, 'type': 'IP', 'generated': True}, 'DNS_static': {'descriptions': {'si': 'DNS za maliBrezNetworkManager'}, 'w': False, 'public': True, 'type': 'IP', 'generated': True}, } def task(IP_NM, DNS_NM, IP_static, DNS_static): import pxssh import pexpect results = dict() peer_user = 'student' peer_passwd = 'vaje' # sA - network manager sA = pxssh.pxssh() sA.login(IP_NM, peer_user, peer_passwd) sA.sendline('nmcli d') sA.prompt() results['NM_nmcli'] = sA.before sA.sendline('nslookup www.arnes.si') sA.prompt() results['NM_nslookup'] = sA.before sA.logout() # sB - brez network manager sB = pxssh.pxssh() sB.login(IP_static, peer_user, peer_passwd) sB.sendline('nmcli d') sB.prompt() results['static_nmcli'] = sB.before sB.sendline('nslookup www.arnes.si') sB.prompt() results['static_nslookup'] = sB.before sB.logout() return results def gen_params(user_id, params_meta): params = dict() r = random.Random(user_id) # IP_NM, DNS_NM, IP_static, DNS_static) dns_servers = ['193.2.1.66', '193.2.1.72', '8.8.8.8', '8.8.4.4', '208.67.222.222', '208.67.220.220'] net = kpov_random_helpers.IPv4_subnet_gen(r, '172.23.128.0/18', 24) params['DNS_NM'] = r.choice(dns_servers) params['IP_NM'], params['IP_static'] = kpov_random_helpers.IPv4_addr_gen(r, net, 2) params['DNS_static'] = r.choice(dns_servers) return params def task_check(results, params): import re score = 0 #print results, params if results['NM_nslookup'].find(params['DNS_NM']) > -1: # print "NM_nslookup OK" score += 2 if results['static_nslookup'].find(params['DNS_static']) > -1: # print "static_nslookup OK" score += 2 if re.search(r'eth0 +802-.*connected', results['NM_nmcli']): # print "NM_nmcli OK" score += 3 if re.search(r'eth0 +802-.*unmanaged', results['static_nmcli']): # print "static_nmcli OK" score += 3 return score def prepare_disks(templates, params): # d = templates['simpleArbiterDhcp'] pass