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path: root/kpov_judge/tasks/set_motd/task.py
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# kpov_util should be imported by add_assignment.py

instructions = {
    "si":"""
Ustvari dva navidezna računalnika - imenujmo ju SimpleArbiterDhcpGW in
Student. Za računalnik SimpleArbiterDhcpGW uporabite sliko diska, poimenovano
SimpleArbiterDhcpGW. 

Na računalniku Student ustvarite uporabnika z uporabniškim imenom {peer_user}.

Poskrbite, da se bo v sporočilu, ki se ob prijavi izpiše na računalniku 
Student, pojavil niz "{niz}". Temu sporočilu v angleščini rečemo 
"message of the day" - MOTD.

IP navideznega računalnika Student ter geslo za {peer_user} nastavite sami.

Ocenjevalni program pričakuje, da se bo ob koncu prijave pojavila ukazna 
vrstica oblike uporabnisko_ime@ime_racunalnika:~$ . 

Pazite, da se bo takšna vrstica pojavila šele po nizu, ki ste ga dobili v
teh navodilih.
    """,
    'en':"""
Create two virtual machines - named SimpleArbiterDhcpGW and Student. 
For the 'SimpleArbiterDhcpGW', use disc image named SimpleArbiterDhcpGW.

On Student, create a user with the username {peer_user}.

Set the message of the day (MOTD) on Student to "{niz}". This is the message
which is displayed when you log in.

Set the IP of Student and the password for {peer_user} yourself.

The grading system expects that at the end of login, 
a prompt similar to username@name_of_computer:~$ appears. 
Make sure that this line shows up only after the 
string you got in these instructions.
"""
}

computers = {
    'SimpleArbiterDhcpGW': {
        'disks': [
            {   'name': 'simpleArbiterDhcpGW',
            },
        ],
        'flavor': 'm1.tiny',
        'network_interfaces': [{'network': 'net1'}, {'network': 'test-net'}],
        'config_drive': True,
        'userdata': {'string': "#!/bin/bash\nsed -i '/cloud/d' /etc/fstab\npoweroff &\n"}
    },
    'Student': {
        'disks': [
            { 'name': 'student-console', }
        ],
        'flavor': 'm1.tiny',
        'network_interfaces': [{'network': 'net1'}],
        'config_drive': True,
        'userdata': {'string': "#!/bin/bash\nsed -i '/cloud/d' /etc/fstab\npoweroff &\n"}
    } 
}

networks = { 'net1': {'public': False}, 'test-net': {'public': True} }

params_meta = {
    'peer_ip': {'descriptions': {'si': 'IP računalnika', 'en':'IP'}, 'w': True, 'public':True, 'type': 'IP', 'generated': False},
    'peer_user': {'descriptions': {'si': 'ime uporabnika', 'en':'Username'}, 'w': False, 'public': True, 'type': 'username', 'generated': True},
    'peer_passwd': {'descriptions': {'si': 'geslo uporabnika', 'en': 'Password'}, 'w': True, 'public': True, 'type': 'alnumstr', 'generated': False},
    'niz': {'descriptions':{'si': 'niz, ki naj se v motd pokaže', 'en': 'The string which should be displayed in the MOTD'}, 'w': False, 'public': True, 'type': 'short_text', 'generated': True},
}

def task(peer_ip, peer_user, peer_passwd, niz):
    "Check whether ssh works"
    return kpov_util.ssh_test(peer_ip, peer_user, peer_passwd)

def gen_params(user_id, params_meta):
    return kpov_util.default_gen(user_id, params_meta)

def task_check(results, params):
    niz = params['niz']
    score = 0
    hints = []
    if results['ssh'] is True:
        score += 2
    else:
        hints += ['ssh failed: ' + results['ssh']]
    if niz in results['motd']:
        score += 8
    else:
        hints += ['wrong motd:\n' + results['motd'] + '\n']
    return score, hints

def prepare_disks(templates, task_params, global_params):
    write_default_config(templates['simpleArbiterDhcpGW'], global_params)