From 1a38dfcd64eb8c07d4b0baa024268b50e64a144c Mon Sep 17 00:00:00 2001
From: "sr5154@student.uni-lj.si"
 <sr5154@student.uni-lj.si@5cf9fbd1-b2bc-434c-b4b7-e852f4f63414>
Date: Mon, 19 Jun 2017 10:44:30 +0000
Subject: dhcp_dns_predefined_ip preverja dhcp

git-svn-id: https://svn.lusy.fri.uni-lj.si/kpov-public-svn/kpov-public@417 5cf9fbd1-b2bc-434c-b4b7-e852f4f63414
---
 kpov_judge/tasks/dhcp_dns_predefined_ip/task.py | 54 +++++++++++++++++--------
 1 file changed, 38 insertions(+), 16 deletions(-)

diff --git a/kpov_judge/tasks/dhcp_dns_predefined_ip/task.py b/kpov_judge/tasks/dhcp_dns_predefined_ip/task.py
index 5c215fd..01a9941 100644
--- a/kpov_judge/tasks/dhcp_dns_predefined_ip/task.py
+++ b/kpov_judge/tasks/dhcp_dns_predefined_ip/task.py
@@ -5,8 +5,10 @@
 
 instructions = {
     'si':u"""
-Ustvari tri navidezne računalnike. Za enega (SimpleArbiter) uporabi sliko diska simpleArbiterGW. Na drugega (DHCP_server) postavi strežnika
-DHCP in DNS. Poskrbi, da bo preostali računalnik (DHCP_client) dobil naslov {Client_IP}.
+Ustvari tri navidezne računalnike. Za enega (SimpleArbiter) uporabi sliko diska simpleArbiterGW.
+Na drugega (DHCP_server) postavi strežnika DHCP in DNS. Za gateway uporabi IP naslov simple arbiterja.
+Poskrbi, da bo preostali računalnik (DHCP_client) dobil naslov {Client_IP}.
+
 Poskrbi, da bo DNS strežnik za domeno test.net vrnil naslov {HOSTNAME_X_IP}.
 DHCP_server naj za DNS strežnik uporabi {DNS_NM}.
 DHCP_client naj za DNS strežnik uporabi {DNS_static}.
@@ -66,10 +68,10 @@ params_meta = {
     '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},
     'HOSTNAME_X_IP': {'descriptions': {'si': 'Naslov HOSTNAME_X'}, 'w': False, 'public':True, 'type': 'IP', 'generated': True},
-	'Client_IP': {'descriptions': {'si': 'Naslov za DHCP_Client'}, 'w': False, 'public':True, 'type': 'IP', 'generated': True},
+    'Client_IP': {'descriptions': {'si': 'Naslov za DHCP_Client'}, 'w': False, 'public':True, 'type': 'IP', 'generated': True},
 }
 
-def task(IP_NM, DNS_NM, IP_static, DNS_static, HOSTNAME_X_IP, Client_IP):
+def task(IP_NM, DNS_NM, IP_static, DNS_static, HOSTNAME_X_IP, Client_IP, MAC_BOOT):
     from pexpect import pxssh
     import pexpect
     results = dict()
@@ -81,18 +83,20 @@ def task(IP_NM, DNS_NM, IP_static, DNS_static, HOSTNAME_X_IP, Client_IP):
     sB.login(IP_static, peer_user, peer_passwd)
     # sA
     # make sure NM is not handling eth0
-	sA.sendline('nmcli -c no d')
+    sA.sendline('nmcli -c no d')
     sA.prompt()
     results['NM_nmcli'] = sA.before
     results['NM_nslookup'] = sA.run('nslookup www.arnes.si')
     # sB
     # check whether NM is handling eth0
-	sB.sendline('nmcli -c no d')
+    sB.sendline('nmcli -c no d')
     sB.prompt()
     results['static_nmcli'] = sB.before
     results['static_nslookup'] = sB.run('nslookup www.arnes.si')
-	# test the DNS server
-	results['NM_dns_test'] = sA.run('nslookup test.net 127.0.0.1')
+    # test the DNS server
+    results['NM_dns_test'] = sA.run('nslookup test.net 127.0.0.1')
+    # test DHCP
+    results['client_ip'] = sB.run('ifconfig')
     sA.logout()
     sB.logout()
     return results
@@ -115,25 +119,43 @@ def task_check(results, params):
     if results['NM_nslookup'].find('Server:\t\t{0}\r'.format(params['DNS_NM'])) > -1:
         score += 2
     else:
-        hint += ["NM DNS wrong"]
+        hints += ["NM DNS wrong"]
     if results['static_nslookup'].find('Server:\t\t{0}\r'.format(params['DNS_static'])) > -1:
         score += 2
     else:
-        hint += ["Static DNS wrong"]
-	if re.search(r'e(th0|np0s3|ns3) +ethernet +connected', results['NM_nmcli']):
+        hints += ["Static DNS wrong"]
+    if re.search(r'e(th0|np0s3|ns3) +ethernet +connected', results['NM_nmcli']):
         score += 2
     else:
         hints += ['nmcli incorrect']
-	if re.search(r'e(th0|np0s3|ns3) +ethernet +unmanaged', results['static_nmcli']):
+    if re.search(r'e(th0|np0s3|ns3) +ethernet +unmanaged', results['static_nmcli']):
         score += 2
     else:
         hints += ['nmcli on malibrez incorrect']
-	if results['NM_dns_test'].find('Address: {0}'.format(params['HOSTNAME_X_IP'])) > -1:
-		score += 2
-	else:
-		hints += ['DNS query wrong']
+    if results['client_ip'].find('inet {0}'.format(params['Client_IP'])) > -1:
+        score += 1
+    else:
+        hints += ['DHCP_Client DHCP incorrect']
+    if results['NM_dns_test'].find('Address: {0}'.format(params['HOSTNAME_X_IP'])) > -1:
+        score += 1
+    else:
+        hints += ['DNS query wrong']
     return score, hints
 
 def prepare_disks(templates, task_params, global_params):
+    d = templates['simpleArbiterGW']
+    s = """auto lo
+iface lo inet loopback
+
+auto ens3
+iface ens3 inet dhcp
+
+auto enp0s3
+iface enp0s3 inet dhcp
+
+auto enp0s8
+iface enp0s8 inet dhcp
+"""
+    d.write("/etc/network/interfaces", s)
     write_default_config(templates['simpleArbiterGW'], global_params)
 
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