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nexedi
pim_dm
Commits
8fec9cb1
Commit
8fec9cb1
authored
Jul 22, 2018
by
Pedro Oliveira
Browse files
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log igmp and neighbor events
parent
a890f223
Changes
16
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Showing
16 changed files
with
199 additions
and
41 deletions
+199
-41
InterfaceIGMP.py
InterfaceIGMP.py
+8
-4
InterfacePIM.py
InterfacePIM.py
+6
-1
Neighbor.py
Neighbor.py
+19
-3
TestLogger.py
TestLogger.py
+3
-1
igmp/GroupState.py
igmp/GroupState.py
+28
-2
igmp/RouterState.py
igmp/RouterState.py
+19
-3
igmp/nonquerier/CheckingMembership.py
igmp/nonquerier/CheckingMembership.py
+11
-3
igmp/nonquerier/MembersPresent.py
igmp/nonquerier/MembersPresent.py
+10
-3
igmp/nonquerier/NoMembersPresent.py
igmp/nonquerier/NoMembersPresent.py
+9
-2
igmp/nonquerier/NonQuerier.py
igmp/nonquerier/NonQuerier.py
+4
-1
igmp/querier/CheckingMembership.py
igmp/querier/CheckingMembership.py
+11
-4
igmp/querier/MembersPresent.py
igmp/querier/MembersPresent.py
+11
-4
igmp/querier/NoMembersPresent.py
igmp/querier/NoMembersPresent.py
+10
-3
igmp/querier/Querier.py
igmp/querier/Querier.py
+8
-3
igmp/querier/Version1MembersPresent.py
igmp/querier/Version1MembersPresent.py
+10
-4
tree/KernelEntry.py
tree/KernelEntry.py
+32
-0
No files found.
InterfaceIGMP.py
View file @
8fec9cb1
import
socket
import
socket
import
struct
import
struct
from
ipaddress
import
IPv4Address
from
ctypes
import
create_string_buffer
,
addressof
import
netifaces
import
netifaces
from
Packet.ReceivedPacket
import
ReceivedPacket
from
Packet.ReceivedPacket
import
ReceivedPacket
from
Interface
import
Interface
from
Interface
import
Interface
from
ctypes
import
create_string_buffer
,
addressof
from
ipaddress
import
IPv4Address
from
utils
import
Version_1_Membership_Report
,
Version_2_Membership_Report
,
Leave_Group
,
Membership_Query
from
utils
import
Version_1_Membership_Report
,
Version_2_Membership_Report
,
Leave_Group
,
Membership_Query
import
subprocess
if
not
hasattr
(
socket
,
'SO_BINDTODEVICE'
):
if
not
hasattr
(
socket
,
'SO_BINDTODEVICE'
):
socket
.
SO_BINDTODEVICE
=
25
socket
.
SO_BINDTODEVICE
=
25
...
@@ -24,7 +23,7 @@ class InterfaceIGMP(Interface):
...
@@ -24,7 +23,7 @@ class InterfaceIGMP(Interface):
struct
.
pack
(
'HBBI'
,
0x6
,
0
,
0
,
0x00000000
),
struct
.
pack
(
'HBBI'
,
0x6
,
0
,
0
,
0x00000000
),
]
]
def
__init__
(
self
,
interface_name
:
str
,
vif_index
:
int
):
def
__init__
(
self
,
interface_name
:
str
,
vif_index
:
int
):
# SEND SOCKET
# SEND SOCKET
snd_s
=
socket
.
socket
(
socket
.
AF_INET
,
socket
.
SOCK_RAW
,
socket
.
IPPROTO_IGMP
)
snd_s
=
socket
.
socket
(
socket
.
AF_INET
,
socket
.
SOCK_RAW
,
socket
.
IPPROTO_IGMP
)
...
@@ -104,3 +103,8 @@ class InterfaceIGMP(Interface):
...
@@ -104,3 +103,8 @@ class InterfaceIGMP(Interface):
Leave_Group
:
receive_leave_group
,
Leave_Group
:
receive_leave_group
,
Membership_Query
:
receive_membership_query
,
Membership_Query
:
receive_membership_query
,
}
}
##################
def
remove
(
self
):
super
().
remove
()
self
.
interface_state
.
remove
()
InterfacePIM.py
View file @
8fec9cb1
...
@@ -13,6 +13,7 @@ from threading import Timer
...
@@ -13,6 +13,7 @@ from threading import Timer
from
tree.globals
import
REFRESH_INTERVAL
from
tree.globals
import
REFRESH_INTERVAL
import
socket
import
socket
import
netifaces
import
netifaces
import
logging
class
InterfacePim
(
Interface
):
class
InterfacePim
(
Interface
):
...
@@ -20,9 +21,10 @@ class InterfacePim(Interface):
...
@@ -20,9 +21,10 @@ class InterfacePim(Interface):
PROPAGATION_DELAY
=
0.5
PROPAGATION_DELAY
=
0.5
OVERRIDE_INTERNAL
=
2.5
OVERRIDE_INTERNAL
=
2.5
HELLO_PERIOD
=
16
HELLO_PERIOD
=
30
TRIGGERED_HELLO_PERIOD
=
5
TRIGGERED_HELLO_PERIOD
=
5
LOGGER
=
logging
.
getLogger
(
'pim.Interface'
)
def
__init__
(
self
,
interface_name
:
str
,
vif_index
:
int
,
state_refresh_capable
:
bool
=
False
):
def
__init__
(
self
,
interface_name
:
str
,
vif_index
:
int
,
state_refresh_capable
:
bool
=
False
):
# generation id
# generation id
...
@@ -49,6 +51,7 @@ class InterfacePim(Interface):
...
@@ -49,6 +51,7 @@ class InterfacePim(Interface):
self
.
_had_neighbors
=
False
self
.
_had_neighbors
=
False
self
.
neighbors
=
{}
self
.
neighbors
=
{}
self
.
neighbors_lock
=
RWLockWrite
()
self
.
neighbors_lock
=
RWLockWrite
()
self
.
interface_logger
=
logging
.
LoggerAdapter
(
InterfacePim
.
LOGGER
,
{
'vif'
:
vif_index
,
'interfacename'
:
interface_name
})
# SOCKET
# SOCKET
ip_interface
=
netifaces
.
ifaddresses
(
interface_name
)[
netifaces
.
AF_INET
][
0
][
'addr'
]
ip_interface
=
netifaces
.
ifaddresses
(
interface_name
)[
netifaces
.
AF_INET
][
0
][
'addr'
]
...
@@ -103,6 +106,7 @@ class InterfacePim(Interface):
...
@@ -103,6 +106,7 @@ class InterfacePim(Interface):
self
.
hello_timer
.
start
()
self
.
hello_timer
.
start
()
def
send_hello
(
self
):
def
send_hello
(
self
):
self
.
interface_logger
.
debug
(
'Send Hello message'
)
self
.
hello_timer
.
cancel
()
self
.
hello_timer
.
cancel
()
pim_payload
=
PacketPimHello
()
pim_payload
=
PacketPimHello
()
...
@@ -170,6 +174,7 @@ class InterfacePim(Interface):
...
@@ -170,6 +174,7 @@ class InterfacePim(Interface):
def
remove_neighbor
(
self
,
ip
):
def
remove_neighbor
(
self
,
ip
):
with
self
.
neighbors_lock
.
genWlock
():
with
self
.
neighbors_lock
.
genWlock
():
del
self
.
neighbors
[
ip
]
del
self
.
neighbors
[
ip
]
self
.
interface_logger
.
debug
(
"Remove neighbor: "
+
ip
)
self
.
check_number_of_neighbors
()
self
.
check_number_of_neighbors
()
...
...
Neighbor.py
View file @
8fec9cb1
...
@@ -3,14 +3,25 @@ import time
...
@@ -3,14 +3,25 @@ import time
from
utils
import
HELLO_HOLD_TIME_NO_TIMEOUT
,
HELLO_HOLD_TIME_TIMEOUT
,
TYPE_CHECKING
from
utils
import
HELLO_HOLD_TIME_NO_TIMEOUT
,
HELLO_HOLD_TIME_TIMEOUT
,
TYPE_CHECKING
from
threading
import
Lock
,
RLock
from
threading
import
Lock
,
RLock
import
Main
import
Main
import
logging
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
InterfacePIM
import
InterfacePim
from
InterfacePIM
import
InterfacePim
class
Neighbor
:
class
Neighbor
:
def
__init__
(
self
,
contact_interface
:
"InterfacePim"
,
ip
,
generation_id
:
int
,
hello_hold_time
:
int
,
state_refresh_capable
:
bool
):
LOGGER
=
logging
.
getLogger
(
'pim.Interface.Neighbor'
)
def
__init__
(
self
,
contact_interface
:
"InterfacePim"
,
ip
,
generation_id
:
int
,
hello_hold_time
:
int
,
state_refresh_capable
:
bool
):
if
hello_hold_time
==
HELLO_HOLD_TIME_TIMEOUT
:
if
hello_hold_time
==
HELLO_HOLD_TIME_TIMEOUT
:
raise
Exception
raise
Exception
logger_info
=
dict
(
contact_interface
.
interface_logger
.
extra
)
logger_info
[
'neighbor_ip'
]
=
ip
self
.
neighbor_logger
=
logging
.
LoggerAdapter
(
self
.
LOGGER
,
logger_info
)
self
.
neighbor_logger
.
debug
(
'Monitoring new neighbor '
+
ip
+
' with GenerationID: '
+
str
(
generation_id
)
+
'; HelloHoldTime: '
+
str
(
hello_hold_time
)
+
'; StateRefreshCapable: '
+
str
(
state_refresh_capable
))
self
.
contact_interface
=
contact_interface
self
.
contact_interface
=
contact_interface
self
.
ip
=
ip
self
.
ip
=
ip
self
.
generation_id
=
generation_id
self
.
generation_id
=
generation_id
...
@@ -35,7 +46,9 @@ class Neighbor:
...
@@ -35,7 +46,9 @@ class Neighbor:
if
hello_hold_time
==
HELLO_HOLD_TIME_TIMEOUT
:
if
hello_hold_time
==
HELLO_HOLD_TIME_TIMEOUT
:
self
.
remove
()
self
.
remove
()
self
.
neighbor_logger
.
debug
(
'Detected neighbor removal of '
+
self
.
ip
)
elif
hello_hold_time
!=
HELLO_HOLD_TIME_NO_TIMEOUT
:
elif
hello_hold_time
!=
HELLO_HOLD_TIME_NO_TIMEOUT
:
self
.
neighbor_logger
.
debug
(
'Neighbor Liveness Timer reseted of '
+
self
.
ip
)
self
.
neighbor_liveness_timer
=
Timer
(
hello_hold_time
,
self
.
remove
)
self
.
neighbor_liveness_timer
=
Timer
(
hello_hold_time
,
self
.
remove
)
self
.
neighbor_liveness_timer
.
start
()
self
.
neighbor_liveness_timer
.
start
()
else
:
else
:
...
@@ -44,6 +57,7 @@ class Neighbor:
...
@@ -44,6 +57,7 @@ class Neighbor:
def
set_generation_id
(
self
,
generation_id
):
def
set_generation_id
(
self
,
generation_id
):
# neighbor restarted
# neighbor restarted
if
self
.
generation_id
!=
generation_id
:
if
self
.
generation_id
!=
generation_id
:
self
.
neighbor_logger
.
debug
(
'Detected reset of '
+
self
.
ip
+
'... new GenerationID: '
+
str
(
generation_id
))
self
.
generation_id
=
generation_id
self
.
generation_id
=
generation_id
self
.
contact_interface
.
force_send_hello
()
self
.
contact_interface
.
force_send_hello
()
self
.
reset
()
self
.
reset
()
...
@@ -64,7 +78,7 @@ class Neighbor:
...
@@ -64,7 +78,7 @@ class Neighbor:
print
(
'HELLO TIMER EXPIRED... remove neighbor'
)
print
(
'HELLO TIMER EXPIRED... remove neighbor'
)
if
self
.
neighbor_liveness_timer
is
not
None
:
if
self
.
neighbor_liveness_timer
is
not
None
:
self
.
neighbor_liveness_timer
.
cancel
()
self
.
neighbor_liveness_timer
.
cancel
()
self
.
neighbor_logger
.
debug
(
'Neighbor Liveness Timer expired of '
+
self
.
ip
)
self
.
contact_interface
.
remove_neighbor
(
self
.
ip
)
self
.
contact_interface
.
remove_neighbor
(
self
.
ip
)
# notify interfaces which have this neighbor as AssertWinner
# notify interfaces which have this neighbor as AssertWinner
...
@@ -78,6 +92,9 @@ class Neighbor:
...
@@ -78,6 +92,9 @@ class Neighbor:
def
receive_hello
(
self
,
generation_id
,
hello_hold_time
,
state_refresh_capable
):
def
receive_hello
(
self
,
generation_id
,
hello_hold_time
,
state_refresh_capable
):
self
.
neighbor_logger
.
debug
(
'Receive Hello message with HelloHoldTime: '
+
str
(
hello_hold_time
)
+
'; GenerationID: '
+
str
(
generation_id
)
+
'; StateRefreshCapable: '
+
str
(
state_refresh_capable
)
+
' from neighbor '
+
self
.
ip
)
if
hello_hold_time
==
HELLO_HOLD_TIME_TIMEOUT
:
if
hello_hold_time
==
HELLO_HOLD_TIME_TIMEOUT
:
self
.
set_hello_hold_time
(
hello_hold_time
)
self
.
set_hello_hold_time
(
hello_hold_time
)
else
:
else
:
...
@@ -87,7 +104,6 @@ class Neighbor:
...
@@ -87,7 +104,6 @@ class Neighbor:
if
state_refresh_capable
!=
self
.
state_refresh_capable
:
if
state_refresh_capable
!=
self
.
state_refresh_capable
:
self
.
state_refresh_capable
=
state_refresh_capable
self
.
state_refresh_capable
=
state_refresh_capable
def
subscribe_nlt_expiration
(
self
,
tree_if
):
def
subscribe_nlt_expiration
(
self
,
tree_if
):
with
self
.
tree_interface_nlt_subscribers_lock
:
with
self
.
tree_interface_nlt_subscribers_lock
:
if
tree_if
not
in
self
.
tree_interface_nlt_subscribers
:
if
tree_if
not
in
self
.
tree_interface_nlt_subscribers
:
...
...
TestLogger.py
View file @
8fec9cb1
...
@@ -7,7 +7,7 @@ class RootFilter(logging.Filter):
...
@@ -7,7 +7,7 @@ class RootFilter(logging.Filter):
Rather than use actual contextual information, we just use random
Rather than use actual contextual information, we just use random
data in this demo.
data in this demo.
"""
"""
def
__init__
(
self
,
router_name
,
tree
=
''
):
def
__init__
(
self
,
router_name
):
super
().
__init__
()
super
().
__init__
()
self
.
router_name
=
router_name
self
.
router_name
=
router_name
...
@@ -19,4 +19,6 @@ class RootFilter(logging.Filter):
...
@@ -19,4 +19,6 @@ class RootFilter(logging.Filter):
record
.
vif
=
''
record
.
vif
=
''
if
not
hasattr
(
record
,
'interfacename'
):
if
not
hasattr
(
record
,
'interfacename'
):
record
.
interfacename
=
''
record
.
interfacename
=
''
if
not
hasattr
(
record
,
'neighbor_ip'
):
record
.
neighbor_ip
=
''
return
True
return
True
igmp/GroupState.py
View file @
8fec9cb1
import
logging
from
threading
import
Lock
from
threading
import
Timer
from
threading
import
Timer
from
.wrapper
import
NoMembersPresent
from
utils
import
GroupMembershipInterval
,
LastMemberQueryInterval
,
TYPE_CHECKING
from
utils
import
GroupMembershipInterval
,
LastMemberQueryInterval
,
TYPE_CHECKING
from
threading
import
Lock
from
.wrapper
import
NoMembersPresent
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
.RouterState
import
RouterState
from
.RouterState
import
RouterState
class
GroupState
(
object
):
class
GroupState
(
object
):
LOGGER
=
logging
.
getLogger
(
'pim.igmp.RouterState.GroupState'
)
def
__init__
(
self
,
router_state
:
'RouterState'
,
group_ip
:
str
):
def
__init__
(
self
,
router_state
:
'RouterState'
,
group_ip
:
str
):
#logger
extra_dict_logger
=
router_state
.
router_state_logger
.
extra
.
copy
()
extra_dict_logger
[
'tree'
]
=
'(*,'
+
group_ip
+
')'
self
.
group_state_logger
=
logging
.
LoggerAdapter
(
GroupState
.
LOGGER
,
extra_dict_logger
)
#timers and state
self
.
router_state
=
router_state
self
.
router_state
=
router_state
self
.
group_ip
=
group_ip
self
.
group_ip
=
group_ip
self
.
state
=
NoMembersPresent
self
.
state
=
NoMembersPresent
...
@@ -25,6 +35,13 @@ class GroupState(object):
...
@@ -25,6 +35,13 @@ class GroupState(object):
def
print_state
(
self
):
def
print_state
(
self
):
return
self
.
state
.
print_state
()
return
self
.
state
.
print_state
()
###########################################
# Set state
###########################################
def
set_state
(
self
,
state
):
self
.
state
=
state
self
.
group_state_logger
.
debug
(
"change membership state to: "
+
state
.
print_state
())
###########################################
###########################################
# Set timers
# Set timers
###########################################
###########################################
...
@@ -130,3 +147,12 @@ class GroupState(object):
...
@@ -130,3 +147,12 @@ class GroupState(object):
def
has_members
(
self
):
def
has_members
(
self
):
return
self
.
state
is
not
NoMembersPresent
return
self
.
state
is
not
NoMembersPresent
def
remove
(
self
):
with
self
.
multicast_interface_state_lock
:
self
.
clear_retransmit_timer
()
self
.
clear_timer
()
self
.
clear_v1_host_timer
()
for
interface_state
in
self
.
multicast_interface_state
:
interface_state
.
notify_igmp
(
has_members
=
False
)
del
self
.
multicast_interface_state
[:]
igmp/RouterState.py
View file @
8fec9cb1
from
threading
import
Timer
import
logging
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.ReceivedPacket
import
ReceivedPacket
from
Packet.ReceivedPacket
import
ReceivedPacket
from
threading
import
Timer
from
utils
import
Membership_Query
,
QueryResponseInterval
,
QueryInterval
,
OtherQuerierPresentInterval
,
TYPE_CHECKING
from
utils
import
Membership_Query
,
QueryResponseInterval
,
QueryInterval
,
OtherQuerierPresentInterval
,
TYPE_CHECKING
from
RWLock.RWLock
import
RWLockWrite
from
.querier.Querier
import
Querier
from
.querier.Querier
import
Querier
from
.nonquerier.NonQuerier
import
NonQuerier
from
.nonquerier.NonQuerier
import
NonQuerier
from
.GroupState
import
GroupState
from
.GroupState
import
GroupState
from
RWLock.RWLock
import
RWLockWrite
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
InterfaceIGMP
import
InterfaceIGMP
from
InterfaceIGMP
import
InterfaceIGMP
class
RouterState
(
object
):
class
RouterState
(
object
):
ROUTER_STATE_LOGGER
=
logging
.
getLogger
(
'pim.igmp.RouterState'
)
def
__init__
(
self
,
interface
:
'InterfaceIGMP'
):
def
__init__
(
self
,
interface
:
'InterfaceIGMP'
):
#logger
logger_extra
=
dict
()
logger_extra
[
'vif'
]
=
interface
.
vif_index
logger_extra
[
'interfacename'
]
=
interface
.
interface_name
self
.
router_state_logger
=
logging
.
LoggerAdapter
(
RouterState
.
ROUTER_STATE_LOGGER
,
logger_extra
)
# interface of the router connected to the network
# interface of the router connected to the network
self
.
interface
=
interface
self
.
interface
=
interface
...
@@ -75,8 +85,10 @@ class RouterState(object):
...
@@ -75,8 +85,10 @@ class RouterState(object):
def
change_interface_state
(
self
,
querier
:
bool
):
def
change_interface_state
(
self
,
querier
:
bool
):
if
querier
:
if
querier
:
self
.
interface_state
=
Querier
self
.
interface_state
=
Querier
self
.
router_state_logger
.
debug
(
'change querier state to -> Querier'
)
else
:
else
:
self
.
interface_state
=
NonQuerier
self
.
interface_state
=
NonQuerier
self
.
router_state_logger
.
debug
(
'change querier state to -> NonQuerier'
)
############################################
############################################
# group state methods
# group state methods
...
@@ -126,3 +138,7 @@ class RouterState(object):
...
@@ -126,3 +138,7 @@ class RouterState(object):
max_response_time
=
packet
.
payload
.
max_resp_time
max_response_time
=
packet
.
payload
.
max_resp_time
#self.group_state[igmp_group].receive_group_specific_query(max_response_time)
#self.group_state[igmp_group].receive_group_specific_query(max_response_time)
self
.
get_group_state
(
igmp_group
).
receive_group_specific_query
(
max_response_time
)
self
.
get_group_state
(
igmp_group
).
receive_group_specific_query
(
max_response_time
)
def
remove
(
self
):
for
group
in
self
.
group_state
.
values
():
group
.
remove
()
\ No newline at end of file
igmp/nonquerier/CheckingMembership.py
View file @
8fec9cb1
from
utils
import
TYPE_CHECKING
from
..wrapper
import
NoMembersPresent
from
..wrapper
import
NoMembersPresent
from
..wrapper
import
MembersPresent
from
..wrapper
import
MembersPresent
from
utils
import
TYPE_CHECKING
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
state
=
NoMembersPresent
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: group_membership_timeout'
)
group_state
.
set_state
(
NoMembersPresent
)
# NOTIFY ROUTING - !!!!
# NOTIFY ROUTING - !!!!
group_state
.
notify_routing_remove
()
group_state
.
notify_routing_remove
()
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: group_membership_v1_timeout'
)
# do nothing
# do nothing
return
return
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: retransmit_timeout'
)
# do nothing
# do nothing
return
return
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: receive_v1_membership_report'
)
receive_v2_membership_report
(
group_state
)
receive_v2_membership_report
(
group_state
)
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
s
tate
=
MembersPresent
group_state
.
s
et_state
(
MembersPresent
)
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: receive_leave_group'
)
# do nothing
# do nothing
return
return
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier CheckingMembership: receive_group_specific_query'
)
# do nothing
# do nothing
return
return
igmp/nonquerier/MembersPresent.py
View file @
8fec9cb1
from
utils
import
TYPE_CHECKING
from
..wrapper
import
NoMembersPresent
from
..wrapper
import
NoMembersPresent
from
..wrapper
import
CheckingMembership
from
..wrapper
import
CheckingMembership
from
utils
import
TYPE_CHECKING
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
state
=
NoMembersPresent
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: group_membership_timeout'
)
group_state
.
set_state
(
NoMembersPresent
)
# NOTIFY ROUTING - !!!!
# NOTIFY ROUTING - !!!!
group_state
.
notify_routing_remove
()
group_state
.
notify_routing_remove
()
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: group_membership_v1_timeout'
)
# do nothing
# do nothing
return
return
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: retransmit_timeout'
)
# do nothing
# do nothing
return
return
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: receive_v1_membership_report'
)
receive_v2_membership_report
(
group_state
)
receive_v2_membership_report
(
group_state
)
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: receive_leave_group'
)
# do nothing
# do nothing
return
return
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier MembersPresent: receive_group_specific_query'
)
group_state
.
set_timer
(
alternative
=
True
,
max_response_time
=
max_response_time
)
group_state
.
set_timer
(
alternative
=
True
,
max_response_time
=
max_response_time
)
group_state
.
s
tate
=
CheckingMembership
group_state
.
s
et_state
(
CheckingMembership
)
igmp/nonquerier/NoMembersPresent.py
View file @
8fec9cb1
from
..wrapper
import
MembersPresent
from
utils
import
TYPE_CHECKING
from
utils
import
TYPE_CHECKING
from
..wrapper
import
MembersPresent
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: group_membership_timeout'
)
# do nothing
# do nothing
return
return
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: group_membership_v1_timeout'
)
# do nothing
# do nothing
return
return
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: retransmit_timeout'
)
# do nothing
# do nothing
return
return
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: receive_v1_membership_report'
)
receive_v2_membership_report
(
group_state
)
receive_v2_membership_report
(
group_state
)
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
s
tate
=
MembersPresent
group_state
.
s
et_state
(
MembersPresent
)
# NOTIFY ROUTING + !!!!
# NOTIFY ROUTING + !!!!
group_state
.
notify_routing_add
()
group_state
.
notify_routing_add
()
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: receive_leave_group'
)
# do nothing
# do nothing
return
return
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
group_state
.
group_state_logger
.
debug
(
'NonQuerier NoMembersPresent: receive_group_specific_query'
)
# do nothing
# do nothing
return
return
igmp/nonquerier/NonQuerier.py
View file @
8fec9cb1
from
ipaddress
import
IPv4Address
from
utils
import
Membership_Query
,
QueryResponseInterval
,
LastMemberQueryCount
,
TYPE_CHECKING
from
utils
import
Membership_Query
,
QueryResponseInterval
,
LastMemberQueryCount
,
TYPE_CHECKING
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.ReceivedPacket
import
ReceivedPacket
from
Packet.ReceivedPacket
import
ReceivedPacket
from
.
import
NoMembersPresent
,
MembersPresent
,
CheckingMembership
from
.
import
NoMembersPresent
,
MembersPresent
,
CheckingMembership
from
ipaddress
import
IPv4Address
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..RouterState
import
RouterState
from
..RouterState
import
RouterState
...
@@ -12,11 +12,13 @@ class NonQuerier:
...
@@ -12,11 +12,13 @@ class NonQuerier:
@
staticmethod
@
staticmethod
def
general_query_timeout
(
router_state
:
'RouterState'
):
def
general_query_timeout
(
router_state
:
'RouterState'
):
router_state
.
router_state_logger
.
debug
(
'NonQuerier state: general_query_timeout'
)
# do nothing
# do nothing
return
return
@
staticmethod
@
staticmethod
def
other_querier_present_timeout
(
router_state
:
'RouterState'
):
def
other_querier_present_timeout
(
router_state
:
'RouterState'
):
router_state
.
router_state_logger
.
debug
(
'NonQuerier state: other_querier_present_timeout'
)
#change state to Querier
#change state to Querier
router_state
.
change_interface_state
(
querier
=
True
)
router_state
.
change_interface_state
(
querier
=
True
)
...
@@ -29,6 +31,7 @@ class NonQuerier:
...
@@ -29,6 +31,7 @@ class NonQuerier:
@
staticmethod
@
staticmethod
def
receive_query
(
router_state
:
'RouterState'
,
packet
:
ReceivedPacket
):
def
receive_query
(
router_state
:
'RouterState'
,
packet
:
ReceivedPacket
):
router_state
.
router_state_logger
.
debug
(
'NonQuerier state: receive_query'
)
source_ip
=
packet
.
ip_header
.
ip_src
source_ip
=
packet
.
ip_header
.
ip_src
# if source ip of membership query not lower than the ip of the received interface => ignore
# if source ip of membership query not lower than the ip of the received interface => ignore
...
...
igmp/querier/CheckingMembership.py
View file @
8fec9cb1
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
..wrapper
import
NoMembersPresent
,
MembersPresent
,
Version1MembersPresent
from
utils
import
Membership_Query
,
LastMemberQueryInterval
,
TYPE_CHECKING
from
utils
import
Membership_Query
,
LastMemberQueryInterval
,
TYPE_CHECKING
from
..wrapper
import
NoMembersPresent
,
MembersPresent
,
Version1MembersPresent
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: group_membership_timeout'
)
group_state
.
clear_retransmit_timer
()
group_state
.
clear_retransmit_timer
()
group_state
.
s
tate
=
NoMembersPresent
group_state
.
s
et_state
(
NoMembersPresent
)
# NOTIFY ROUTING - !!!!
# NOTIFY ROUTING - !!!!
group_state
.
notify_routing_remove
()
group_state
.
notify_routing_remove
()
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: group_membership_v1_timeout'
)
# do nothing
# do nothing
return
return
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: retransmit_timeout'
)
group_addr
=
group_state
.
group_ip
group_addr
=
group_state
.
group_ip
packet
=
PacketIGMPHeader
(
type
=
Membership_Query
,
max_resp_time
=
LastMemberQueryInterval
*
10
,
group_address
=
group_addr
)
packet
=
PacketIGMPHeader
(
type
=
Membership_Query
,
max_resp_time
=
LastMemberQueryInterval
*
10
,
group_address
=
group_addr
)
group_state
.
router_state
.
send
(
data
=
packet
.
bytes
(),
address
=
group_addr
)
group_state
.
router_state
.
send
(
data
=
packet
.
bytes
(),
address
=
group_addr
)
...
@@ -27,21 +30,25 @@ def retransmit_timeout(group_state: 'GroupState'):
...
@@ -27,21 +30,25 @@ def retransmit_timeout(group_state: 'GroupState'):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: receive_v1_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
s
tate
=
Version1MembersPresent
group_state
.
s
et_state
(
Version1MembersPresent
)
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
s
tate
=
MembersPresent
group_state
.
s
et_state
(
MembersPresent
)
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: receive_leave_group'
)
# do nothing
# do nothing
return
return
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
group_state
.
group_state_logger
.
debug
(
'Querier CheckingMembership: receive_group_specific_query'
)
# do nothing
# do nothing
return
return
igmp/querier/MembersPresent.py
View file @
8fec9cb1
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
..wrapper
import
Version1MembersPresent
,
CheckingMembership
,
NoMembersPresent
from
utils
import
Membership_Query
,
LastMemberQueryInterval
,
TYPE_CHECKING
from
utils
import
Membership_Query
,
LastMemberQueryInterval
,
TYPE_CHECKING
from
..wrapper
import
Version1MembersPresent
,
CheckingMembership
,
NoMembersPresent
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
state
=
NoMembersPresent
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: group_membership_timeout'
)
group_state
.
set_state
(
NoMembersPresent
)
# NOTIFY ROUTING - !!!!
# NOTIFY ROUTING - !!!!
group_state
.
notify_routing_remove
()
group_state
.
notify_routing_remove
()
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: group_membership_v1_timeout'
)
# do nothing
# do nothing
return
return
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: retransmit_timeout'
)
# do nothing
# do nothing
return
return
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: receive_v1_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
s
tate
=
Version1MembersPresent
group_state
.
s
et_state
(
Version1MembersPresent
)
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: receive_leave_group'
)
group_ip
=
group_state
.
group_ip
group_ip
=
group_state
.
group_ip
group_state
.
set_timer
(
alternative
=
True
)
group_state
.
set_timer
(
alternative
=
True
)
...
@@ -41,9 +47,10 @@ def receive_leave_group(group_state: 'GroupState'):
...
@@ -41,9 +47,10 @@ def receive_leave_group(group_state: 'GroupState'):
packet
=
PacketIGMPHeader
(
type
=
Membership_Query
,
max_resp_time
=
LastMemberQueryInterval
*
10
,
group_address
=
group_ip
)
packet
=
PacketIGMPHeader
(
type
=
Membership_Query
,
max_resp_time
=
LastMemberQueryInterval
*
10
,
group_address
=
group_ip
)
group_state
.
router_state
.
send
(
data
=
packet
.
bytes
(),
address
=
group_ip
)
group_state
.
router_state
.
send
(
data
=
packet
.
bytes
(),
address
=
group_ip
)
group_state
.
s
tate
=
CheckingMembership
group_state
.
s
et_state
(
CheckingMembership
)
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
):
group_state
.
group_state_logger
.
debug
(
'Querier MembersPresent: receive_group_specific_query'
)
# do nothing
# do nothing
return
return
igmp/querier/NoMembersPresent.py
View file @
8fec9cb1
from
utils
import
TYPE_CHECKING
from
..wrapper
import
MembersPresent
from
..wrapper
import
MembersPresent
from
..wrapper
import
Version1MembersPresent
from
..wrapper
import
Version1MembersPresent
from
utils
import
TYPE_CHECKING
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: group_membership_timeout'
)
# do nothing
# do nothing
return
return
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: group_membership_v1_timeout'
)
# do nothing
# do nothing
return
return
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: retransmit_timeout'
)
# do nothing
# do nothing
return
return
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: receive_v1_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
s
tate
=
Version1MembersPresent
group_state
.
s
et_state
(
Version1MembersPresent
)
# NOTIFY ROUTING + !!!!
# NOTIFY ROUTING + !!!!
group_state
.
notify_routing_add
()
group_state
.
notify_routing_add
()
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
s
tate
=
MembersPresent
group_state
.
s
et_state
(
MembersPresent
)
# NOTIFY ROUTING + !!!!
# NOTIFY ROUTING + !!!!
group_state
.
notify_routing_add
()
group_state
.
notify_routing_add
()
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: receive_leave_group'
)
# do nothing
# do nothing
return
return
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
group_state
.
group_state_logger
.
debug
(
'Querier NoMembersPresent: receive_group_specific_query'
)
# do nothing
# do nothing
return
return
igmp/querier/Querier.py
View file @
8fec9cb1
from
ipaddress
import
IPv4Address
from
utils
import
TYPE_CHECKING
from
utils
import
Membership_Query
,
QueryResponseInterval
,
LastMemberQueryCount
,
LastMemberQueryInterval
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.PacketIGMPHeader
import
PacketIGMPHeader
from
Packet.ReceivedPacket
import
ReceivedPacket
from
Packet.ReceivedPacket
import
ReceivedPacket
from
utils
import
Membership_Query
,
QueryResponseInterval
,
LastMemberQueryCount
,
LastMemberQueryInterval
from
.
import
CheckingMembership
,
MembersPresent
,
Version1MembersPresent
,
NoMembersPresent
from
.
import
CheckingMembership
,
MembersPresent
,
Version1MembersPresent
,
NoMembersPresent
from
ipaddress
import
IPv4Address
from
utils
import
TYPE_CHECKING
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..RouterState
import
RouterState
from
..RouterState
import
RouterState
...
@@ -12,6 +14,7 @@ if TYPE_CHECKING:
...
@@ -12,6 +14,7 @@ if TYPE_CHECKING:
class
Querier
:
class
Querier
:
@
staticmethod
@
staticmethod
def
general_query_timeout
(
router_state
:
'RouterState'
):
def
general_query_timeout
(
router_state
:
'RouterState'
):
router_state
.
router_state_logger
.
debug
(
'Querier state: general_query_timeout'
)
# send general query
# send general query
packet
=
PacketIGMPHeader
(
type
=
Membership_Query
,
max_resp_time
=
QueryResponseInterval
*
10
)
packet
=
PacketIGMPHeader
(
type
=
Membership_Query
,
max_resp_time
=
QueryResponseInterval
*
10
)
router_state
.
interface
.
send
(
packet
.
bytes
())
router_state
.
interface
.
send
(
packet
.
bytes
())
...
@@ -21,11 +24,13 @@ class Querier:
...
@@ -21,11 +24,13 @@ class Querier:
@
staticmethod
@
staticmethod
def
other_querier_present_timeout
(
router_state
:
'RouterState'
):
def
other_querier_present_timeout
(
router_state
:
'RouterState'
):
router_state
.
router_state_logger
.
debug
(
'Querier state: other_querier_present_timeout'
)
# do nothing
# do nothing
return
return
@
staticmethod
@
staticmethod
def
receive_query
(
router_state
:
'RouterState'
,
packet
:
ReceivedPacket
):
def
receive_query
(
router_state
:
'RouterState'
,
packet
:
ReceivedPacket
):
router_state
.
router_state_logger
.
debug
(
'Querier state: receive_query'
)
source_ip
=
packet
.
ip_header
.
ip_src
source_ip
=
packet
.
ip_header
.
ip_src
# if source ip of membership query not lower than the ip of the received interface => ignore
# if source ip of membership query not lower than the ip of the received interface => ignore
...
...
igmp/querier/Version1MembersPresent.py
View file @
8fec9cb1
from
utils
import
TYPE_CHECKING
from
..wrapper
import
NoMembersPresent
from
..wrapper
import
NoMembersPresent
from
..wrapper
import
MembersPresent
from
..wrapper
import
MembersPresent
from
utils
import
TYPE_CHECKING
if
TYPE_CHECKING
:
if
TYPE_CHECKING
:
from
..GroupState
import
GroupState
from
..GroupState
import
GroupState
def
group_membership_timeout
(
group_state
:
'GroupState'
):
def
group_membership_timeout
(
group_state
:
'GroupState'
):
group_state
.
state
=
NoMembersPresent
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: group_membership_timeout'
)
group_state
.
set_state
(
NoMembersPresent
)
# NOTIFY ROUTING - !!!!
# NOTIFY ROUTING - !!!!
group_state
.
notify_routing_remove
()
group_state
.
notify_routing_remove
()
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
def
group_membership_v1_timeout
(
group_state
:
'GroupState'
):
group_state
.
state
=
MembersPresent
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: group_membership_v1_timeout'
)
group_state
.
set_state
(
MembersPresent
)
def
retransmit_timeout
(
group_state
:
'GroupState'
):
def
retransmit_timeout
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: retransmit_timeout'
)
# do nothing
# do nothing
return
return
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
def
receive_v1_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: receive_v1_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
group_state
.
set_v1_host_timer
()
group_state
.
set_v1_host_timer
()
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
def
receive_v2_membership_report
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: receive_v2_membership_report'
)
group_state
.
set_timer
()
group_state
.
set_timer
()
def
receive_leave_group
(
group_state
:
'GroupState'
):
def
receive_leave_group
(
group_state
:
'GroupState'
):
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: receive_leave_group'
)
# do nothing
# do nothing
return
return
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
def
receive_group_specific_query
(
group_state
:
'GroupState'
,
max_response_time
:
int
):
group_state
.
group_state_logger
.
debug
(
'Querier Version1MembersPresent: receive_group_specific_query'
)
# do nothing
# do nothing
return
return
tree/KernelEntry.py
View file @
8fec9cb1
...
@@ -23,6 +23,7 @@ class KernelEntry:
...
@@ -23,6 +23,7 @@ class KernelEntry:
#next_hop = UnicastRouting.get_route(source_ip)["gateway"]
#next_hop = UnicastRouting.get_route(source_ip)["gateway"]
#self.rpf_node = source_ip if next_hop is None else next_hop
#self.rpf_node = source_ip if next_hop is None else next_hop
'''
next_hop = UnicastRouting.get_route(source_ip)["gateway"]
next_hop = UnicastRouting.get_route(source_ip)["gateway"]
multipaths = UnicastRouting.get_route(source_ip)["multipath"]
multipaths = UnicastRouting.get_route(source_ip)["multipath"]
...
@@ -35,6 +36,21 @@ class KernelEntry:
...
@@ -35,6 +36,21 @@ class KernelEntry:
break
break
else:
else:
self.rpf_node = m["gateway"]
self.rpf_node = m["gateway"]
'''
unicast_route
=
UnicastRouting
.
get_route
(
source_ip
)
next_hop
=
unicast_route
[
"gateway"
]
multipaths
=
unicast_route
[
"multipath"
]
self
.
rpf_node
=
next_hop
if
next_hop
is
not
None
else
source_ip
import
ipaddress
highest_ip
=
ipaddress
.
ip_address
(
"0.0.0.0"
)
for
m
in
multipaths
:
if
m
[
"gateway"
]
is
None
:
self
.
rpf_node
=
source_ip
break
elif
ipaddress
.
ip_address
(
m
[
"gateway"
])
>
highest_ip
:
highest_ip
=
ipaddress
.
ip_address
(
m
[
"gateway"
])
self
.
rpf_node
=
m
[
"gateway"
]
print
(
"RPF_NODE:"
,
UnicastRouting
.
get_route
(
source_ip
))
print
(
"RPF_NODE:"
,
UnicastRouting
.
get_route
(
source_ip
))
print
(
self
.
rpf_node
==
source_ip
)
print
(
self
.
rpf_node
==
source_ip
)
...
@@ -167,6 +183,7 @@ class KernelEntry:
...
@@ -167,6 +183,7 @@ class KernelEntry:
def
network_update
(
self
):
def
network_update
(
self
):
# TODO TALVEZ OUTRO LOCK PARA BLOQUEAR ENTRADA DE PACOTES
# TODO TALVEZ OUTRO LOCK PARA BLOQUEAR ENTRADA DE PACOTES
with
self
.
CHANGE_STATE_LOCK
:
with
self
.
CHANGE_STATE_LOCK
:
'''
next_hop = UnicastRouting.get_route(self.source_ip)["gateway"]
next_hop = UnicastRouting.get_route(self.source_ip)["gateway"]
multipaths = UnicastRouting.get_route(self.source_ip)["multipath"]
multipaths = UnicastRouting.get_route(self.source_ip)["multipath"]
...
@@ -179,6 +196,21 @@ class KernelEntry:
...
@@ -179,6 +196,21 @@ class KernelEntry:
break
break
else:
else:
rpf_node = m["gateway"]
rpf_node = m["gateway"]
'''
unicast_route
=
UnicastRouting
.
get_route
(
self
.
source_ip
)
next_hop
=
unicast_route
[
"gateway"
]
multipaths
=
unicast_route
[
"multipath"
]
rpf_node
=
next_hop
if
next_hop
is
not
None
else
self
.
source_ip
import
ipaddress
highest_ip
=
ipaddress
.
ip_address
(
"0.0.0.0"
)
for
m
in
multipaths
:
if
m
[
"gateway"
]
is
None
:
rpf_node
=
self
.
source_ip
break
elif
ipaddress
.
ip_address
(
m
[
"gateway"
])
>
highest_ip
:
highest_ip
=
ipaddress
.
ip_address
(
m
[
"gateway"
])
rpf_node
=
m
[
"gateway"
]
print
(
"RPF_NODE:"
,
UnicastRouting
.
get_route
(
self
.
source_ip
))
print
(
"RPF_NODE:"
,
UnicastRouting
.
get_route
(
self
.
source_ip
))
...
...
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