def is_back(user, processor):
"""
After a user moved temporarily out, this function sets group memberships and
creates a log message
:param user: The User who is back.
:param processor: The admin recognizing the users return.
:return: The user who returned.
"""
membership = Membership.q.join(
(PropertyGroup, Membership.group_id == PropertyGroup.id)).filter(
PropertyGroup.name == config["move_out_tmp"]["group"],
Membership.user_id == user.id, Membership.active).one()
membership.disable()
subnets = user.room.dormitory.subnets
ip_address = host.get_free_ip(subnets)
subnet = host.select_subnet_for_ip(ip_address, subnets)
for user_host in user.user_hosts:
create_ip(address=ip_address,
subnet=subnet,
net_device=user_host.user_net_device)
create_user_log_entry(message=config["move_out_tmp"]["log_message_back"],
timestamp=datetime.now(),
author=processor,
user=user)
return user
def move(user, dormitory, level, room_number, processor):
"""
Moves the user into another room.
:param user: The user to be moved.
:param dormitory: The new dormitory.
:param level: The level of the new room.
:param room_number: The number of the new room.
:param processor: The user who is currently logged in.
:return: The user object of the moved user.
"""
old_room = user.room
new_room = Room.q.filter_by(
number=room_number,
level=level,
dormitory_id=dormitory.id
).one()
assert old_room is not new_room,\
"A User is only allowed to move in a different room!"
user.room = new_room
create_user_log_entry(
author=processor,
message=config["move"]["log_message"].format(
from_room=old_room, to_room=new_room),
timestamp=datetime.now(), user=user
)
# assign a new IP to each net_device
for user_host in user.user_hosts:
net_dev = user_host.user_net_device
if old_room.dormitory_id != new_room.dormitory_id:
assert len(net_dev.ips) == 1, "A user should only have one ip!"
ip_addr = net_dev.ips[0]
old_ip = ip_addr.address
new_ip = host.get_free_ip(dormitory.subnets)
new_subnet = host.select_subnet_for_ip(new_ip,
dormitory.subnets)
ip_addr.change_ip(new_ip, new_subnet)
create_user_log_entry(author=processor,
message=config["move"]["ip_change_log_message"].format(
old_ip=old_ip, new_ip=new_ip),
timestamp=datetime.now(), user=user)
#TODO set new PatchPort for each NetDevice in each Host that moves to the new room
#moves the host in the new room and assign the belonging net_device to the new patch_port
for user_host in user.user_hosts:
user_host.room = new_room
return user
def move(user, dormitory, level, room_number, processor):
"""
Moves the user into another room.
:param user: The user to be moved.
:param dormitory: The new dormitory.
:param level: The level of the new room.
:param room_number: The number of the new room.
:param processor: The user who is currently logged in.
:return: The user object of the moved user.
"""
old_room = user.room
new_room = Room.q.filter_by(number=room_number,
level=level,
dormitory_id=dormitory.id).one()
assert old_room is not new_room,\
"A User is only allowed to move in a different room!"
user.room = new_room
create_user_log_entry(author=processor,
message=config["move"]["log_message"].format(
from_room=old_room, to_room=new_room),
timestamp=datetime.now(),
user=user)
# assign a new IP to each net_device
for user_host in user.user_hosts:
net_dev = user_host.user_net_device
if old_room.dormitory_id != new_room.dormitory_id:
assert len(net_dev.ips) == 1, "A user should only have one ip!"
ip_addr = net_dev.ips[0]
old_ip = ip_addr.address
new_ip = host.get_free_ip(dormitory.subnets)
new_subnet = host.select_subnet_for_ip(new_ip, dormitory.subnets)
ip_addr.change_ip(new_ip, new_subnet)
create_user_log_entry(
author=processor,
message=config["move"]["ip_change_log_message"].format(
old_ip=old_ip, new_ip=new_ip),
timestamp=datetime.now(),
user=user)
#TODO set new PatchPort for each NetDevice in each Host that moves to the new room
#moves the host in the new room and assign the belonging net_device to the new patch_port
for user_host in user.user_hosts:
user_host.room = new_room
return user
def test_0030_get_free_ip_next_to_full(self):
subnets = dormitory.Subnet.q.order_by(dormitory.Subnet.gateway).all()
host = Host.q.filter(Host.id == UserHostData.dummy_host1.id).one()
nd = UserNetDevice(mac="00:00:00:00:00:00", host = host)
for num in range(0, 490):
if num >= 488:
self.assertRaises(SubnetFullException, get_free_ip, subnets)
continue
ip = get_free_ip(subnets)
net = select_subnet_for_ip(ip, subnets)
if num < 244:
self.assertEqual(ip, self.ip_s1(num))
else:
self.assertEqual(ip, self.ip_s2(num % 244))
ip_addr = Ip(address=ip, subnet=net, net_device=nd)
session.session.add(ip_addr)
session.session.commit()
Ip.q.filter(Ip.net_device == nd).delete()
session.session.delete(nd)
session.session.commit()
def test_0030_get_free_ip_next_to_full(self):
subnets = dormitory.Subnet.q.order_by(dormitory.Subnet.gateway).all()
host = Host.q.filter(Host.id == UserHostData.dummy_host1.id).one()
nd = UserNetDevice(mac="00:00:00:00:00:00", host=host)
for num in range(0, 490):
if num >= 488:
self.assertRaises(SubnetFullException, get_free_ip, subnets)
continue
ip = get_free_ip(subnets)
net = select_subnet_for_ip(ip, subnets)
if num < 244:
self.assertEqual(ip, self.ip_s1(num))
else:
self.assertEqual(ip, self.ip_s2(num % 244))
ip_addr = Ip(address=ip, subnet=net, net_device=nd)
session.session.add(ip_addr)
session.session.commit()
Ip.q.filter(Ip.net_device == nd).delete()
session.session.delete(nd)
session.session.commit()
def is_back(user, processor):
"""
After a user moved temporarily out, this function sets group memberships and
creates a log message
:param user: The User who is back.
:param processor: The admin recognizing the users return.
:return: The user who returned.
"""
membership = Membership.q.join(
(PropertyGroup, Membership.group_id == PropertyGroup.id)
).filter(
PropertyGroup.name == config["move_out_tmp"]["group"],
Membership.user_id == user.id,
Membership.active
).one()
membership.disable()
subnets = user.room.dormitory.subnets
ip_address = host.get_free_ip(subnets)
subnet = host.select_subnet_for_ip(ip_address, subnets)
for user_host in user.user_hosts:
create_ip(
address=ip_address,
subnet=subnet,
net_device=user_host.user_net_device
)
create_user_log_entry(
message=config["move_out_tmp"]["log_message_back"],
timestamp=datetime.now(),
author=processor,
user=user
)
return user
def test_0020_select_subnet_for_ip(self):
subnets = dormitory.Subnet.q.order_by(dormitory.Subnet.gateway).all()
for subnet in subnets:
for ip in ipaddr.IPNetwork(subnet.address).iterhosts():
selected = select_subnet_for_ip(ip.compressed, subnets)
self.assertEqual(subnet, selected)
def move_in(name, login, email, dormitory, level, room_number, mac,
processor, host_name=None):
"""
This function creates a new user, assign him to a room and creates some
initial groups and transactions.
:param name: The full name of the user. (Max Mustermann)
:param login: The unix login for the user.
:param email: E-Mail address of the user.
:param dormitory: The dormitory the user moves in.
:param level: The level the user moves in.
:param room_number: The room number the user moves in.
:param mac: The mac address of the users pc.
:param host_name: An optional Hostname for the users pc.
:return: The new user object.
"""
room = Room.q.filter_by(number=room_number,
level=level, dormitory=dormitory).one()
# create a new user
new_user = User(
login=login,
name=name,
email=email,
room=room,
registration_date=datetime.now()
)
plain_password = user.generate_password(12)
#TODO: print plain password on paper instead
print u"new password: "******"move_in"]
for membership in conf["group_memberships"]:
group = Group.q.filter(Group.name == membership["name"]).one()
start_date = datetime.now()
if membership.get("offset"):
start_date += timedelta(membership["offset"])
new_membership = create_membership(
start_date=start_date,
end_date=None,
group=group,
user=new_user
)
if membership.get("duration"):
assert membership["duration"] > 0
new_membership.end_date = datetime.now() + timedelta(membership["duration"])
setup_user_finance_account(new_user, processor)
move_in_user_log_entry = create_user_log_entry(
author=processor,
message=conf["log_message"],
timestamp=datetime.now(),
user=new_user
)
return new_user
def move_in(name,
login,
email,
dormitory,
level,
room_number,
mac,
processor,
host_name=None):
"""
This function creates a new user, assign him to a room and creates some
initial groups and transactions.
:param name: The full name of the user. (Max Mustermann)
:param login: The unix login for the user.
:param email: E-Mail address of the user.
:param dormitory: The dormitory the user moves in.
:param level: The level the user moves in.
:param room_number: The room number the user moves in.
:param mac: The mac address of the users pc.
:param host_name: An optional Hostname for the users pc.
:return: The new user object.
"""
room = Room.q.filter_by(number=room_number,
level=level,
dormitory=dormitory).one()
# create a new user
new_user = User(login=login,
name=name,
email=email,
room=room,
registration_date=datetime.now())
plain_password = user.generate_password(12)
#TODO: print plain password on paper instead
print u"new password: "******"move_in"]
for membership in conf["group_memberships"]:
group = Group.q.filter(Group.name == membership["name"]).one()
start_date = datetime.now()
if membership.get("offset"):
start_date += timedelta(membership["offset"])
new_membership = create_membership(start_date=start_date,
end_date=None,
group=group,
user=new_user)
if membership.get("duration"):
assert membership["duration"] > 0
new_membership.end_date = datetime.now() + timedelta(
membership["duration"])
setup_user_finance_account(new_user, processor)
move_in_user_log_entry = create_user_log_entry(author=processor,
message=conf["log_message"],
timestamp=datetime.now(),
user=new_user)
return new_user
def test_0020_select_subnet_for_ip(self):
subnets = dormitory.Subnet.q.order_by(dormitory.Subnet.gateway).all()
for subnet in subnets:
for ip in ipaddr.IPNetwork(subnet.address).iterhosts():
selected = select_subnet_for_ip(ip.compressed, subnets)
self.assertEqual(subnet, selected)