[Bug 1846232] Re: networkd pads interface MTU by 4 bytes for vlan even when told not to
Dan Streetman
ddstreet at canonical.com
Tue Dec 10 16:12:45 UTC 2019
** Description changed:
+ [impact]
+
+ vlan interface has wrong mtu, which may cause lost packets due to
+ incorrect mtu
+
+ [test case]
+
+ configure a system using the netplan cfg similar to comment 2.
+
+ alternately, networkd config can be used, similar to:
+
+ ubuntu at lp1846232-e:/run/systemd/network$ grep . *
+ 10-netplan-ens3.2667.netdev:[NetDev]
+ 10-netplan-ens3.2667.netdev:Name=ens3.2667
+ 10-netplan-ens3.2667.netdev:MTUBytes=1500
+ 10-netplan-ens3.2667.netdev:Kind=vlan
+ 10-netplan-ens3.2667.netdev:[VLAN]
+ 10-netplan-ens3.2667.netdev:Id=2667
+ 10-netplan-ens3.2667.network:[Match]
+ 10-netplan-ens3.2667.network:Name=ens3.2667
+ 10-netplan-ens3.2667.network:[Network]
+ 10-netplan-ens3.2667.network:LinkLocalAddressing=ipv6
+ 10-netplan-ens3.2667.network:Address=1.2.3.4/32
+ 10-netplan-ens3.2667.network:ConfigureWithoutCarrier=yes
+ 10-netplan-ens3.link:[Match]
+ 10-netplan-ens3.link:OriginalName=ens3
+ 10-netplan-ens3.link:[Link]
+ 10-netplan-ens3.link:WakeOnLan=off
+ 10-netplan-ens3.link:MTUBytes=1500
+ 10-netplan-ens3.network:[Match]
+ 10-netplan-ens3.network:Name=ens3
+ 10-netplan-ens3.network:[Network]
+ 10-netplan-ens3.network:LinkLocalAddressing=ipv6
+ 10-netplan-ens3.network:VLAN=ens3.2667
+
+
+ The reboot and check the mtus:
+
+ ubuntu at lp1846232-e:~$ ip l show ens3
+ 2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1504 qdisc fq_codel state UP mode DEFAULT group default qlen 1000
+ link/ether 52:54:00:12:99:1b brd ff:ff:ff:ff:ff:ff
+ ubuntu at lp1846232-e:~$ ip l show ens3.2667
+ 3: ens3.2667 at ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default qlen 1000
+ link/ether 52:54:00:12:99:1b brd ff:ff:ff:ff:ff:ff
+
+
+ The base interface should have a mtu of only 1500.
+
+ [regression potential]
+
+ As this corrects/adjusts the mtu of the interface, regressions would
+ likely involve interface(s) being assigned incorrect mtu values, which
+ then would lead to dropped packets and/or lowered network performance.
+
+ [other info]
+
+ disco and earlier don't have the patch that introduces this problem, and
+ focal already has the patch that fixes this (see comment 4 for details),
+ so this is needed only for eoan.
+
+ original description:
+
+ ---
+
+
From https://jenkins.ubuntu.com/server/job/curtin-vmtest-devel-
amd64/916/console:
======================================================================
FAIL: test_ip_output (vmtests.test_network_vlan.EoanTestNetworkVlan)
----------------------------------------------------------------------
Traceback (most recent call last):
- File "/var/lib/jenkins/servers/server/workspace/curtin-vmtest-devel-amd64/curtin-916/tests/vmtests/test_network.py", line 311, in test_ip_output
- routes)
- File "/var/lib/jenkins/servers/server/workspace/curtin-vmtest-devel-amd64/curtin-916/tests/vmtests/test_network.py", line 337, in check_interface
- int(ipcfg[key]))
+ File "/var/lib/jenkins/servers/server/workspace/curtin-vmtest-devel-amd64/curtin-916/tests/vmtests/test_network.py", line 311, in test_ip_output
+ routes)
+ File "/var/lib/jenkins/servers/server/workspace/curtin-vmtest-devel-amd64/curtin-916/tests/vmtests/test_network.py", line 337, in check_interface
+ int(ipcfg[key]))
AssertionError: 1500 != 1504
-------------------- >> begin captured stdout << ---------------------
parsed ip_a dict:
interface0:
- broadcast: 10.245.175.255
- group: default
- inet4:
- - address: 10.245.168.16
- prefixlen: '21'
- scope: global
- valid_lft: forever
- inet6:
- - address: fec0::d6be:d9ff:fea8:4913
- prefixlen: '64'
- scope: site
- valid_lft: 86256sec
- - address: fe80::d6be:d9ff:fea8:4913
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface0
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:13
- mtu: '1500'
- multicast: false
- qdisc: fq_codel
- qlen: '1000'
- running: false
- state: UP
- up: false
+ broadcast: 10.245.175.255
+ group: default
+ inet4:
+ - address: 10.245.168.16
+ prefixlen: '21'
+ scope: global
+ valid_lft: forever
+ inet6:
+ - address: fec0::d6be:d9ff:fea8:4913
+ prefixlen: '64'
+ scope: site
+ valid_lft: 86256sec
+ - address: fe80::d6be:d9ff:fea8:4913
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface0
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:13
+ mtu: '1500'
+ multicast: false
+ qdisc: fq_codel
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
interface1:
- broadcast: 10.245.188.255
- group: default
- inet4:
- - address: 10.245.188.2
- prefixlen: '24'
- scope: global
- valid_lft: forever
- inet6:
- - address: fec0::d6be:d9ff:fea8:4915
- prefixlen: '64'
- scope: site
- valid_lft: 86256sec
- - address: fe80::d6be:d9ff:fea8:4915
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface1
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:15
- mtu: '1504'
- multicast: false
- qdisc: fq_codel
- qlen: '1000'
- running: false
- state: UP
- up: false
+ broadcast: 10.245.188.255
+ group: default
+ inet4:
+ - address: 10.245.188.2
+ prefixlen: '24'
+ scope: global
+ valid_lft: forever
+ inet6:
+ - address: fec0::d6be:d9ff:fea8:4915
+ prefixlen: '64'
+ scope: site
+ valid_lft: 86256sec
+ - address: fe80::d6be:d9ff:fea8:4915
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface1
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:15
+ mtu: '1504'
+ multicast: false
+ qdisc: fq_codel
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
interface1.2667:
- broadcast: 10.245.184.255
- group: default
- inet4:
- - address: 10.245.184.2
- prefixlen: '24'
- scope: global
- valid_lft: forever
- inet6:
- - address: fe80::d6be:d9ff:fea8:4915
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface1.2667
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:15
- mtu: '1500'
- multicast: false
- qdisc: noqueue
- qlen: '1000'
- running: false
- state: UP
- up: false
- vlan_link: interface1
+ broadcast: 10.245.184.255
+ group: default
+ inet4:
+ - address: 10.245.184.2
+ prefixlen: '24'
+ scope: global
+ valid_lft: forever
+ inet6:
+ - address: fe80::d6be:d9ff:fea8:4915
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface1.2667
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:15
+ mtu: '1500'
+ multicast: false
+ qdisc: noqueue
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
+ vlan_link: interface1
interface1.2668:
- broadcast: 10.245.185.255
- group: default
- inet4:
- - address: 10.245.185.1
- prefixlen: '24'
- scope: global
- valid_lft: forever
- inet6:
- - address: fe80::d6be:d9ff:fea8:4915
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface1.2668
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:15
- mtu: '1500'
- multicast: false
- qdisc: noqueue
- qlen: '1000'
- running: false
- state: UP
- up: false
- vlan_link: interface1
+ broadcast: 10.245.185.255
+ group: default
+ inet4:
+ - address: 10.245.185.1
+ prefixlen: '24'
+ scope: global
+ valid_lft: forever
+ inet6:
+ - address: fe80::d6be:d9ff:fea8:4915
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface1.2668
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:15
+ mtu: '1500'
+ multicast: false
+ qdisc: noqueue
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
+ vlan_link: interface1
interface1.2669:
- broadcast: 10.245.186.255
- group: default
- inet4:
- - address: 10.245.186.1
- prefixlen: '24'
- scope: global
- valid_lft: forever
- inet6:
- - address: fe80::d6be:d9ff:fea8:4915
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface1.2669
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:15
- mtu: '1500'
- multicast: false
- qdisc: noqueue
- qlen: '1000'
- running: false
- state: UP
- up: false
- vlan_link: interface1
+ broadcast: 10.245.186.255
+ group: default
+ inet4:
+ - address: 10.245.186.1
+ prefixlen: '24'
+ scope: global
+ valid_lft: forever
+ inet6:
+ - address: fe80::d6be:d9ff:fea8:4915
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface1.2669
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:15
+ mtu: '1500'
+ multicast: false
+ qdisc: noqueue
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
+ vlan_link: interface1
interface1.2670:
- broadcast: 10.245.187.255
- group: default
- inet4:
- - address: 10.245.187.2
- prefixlen: '24'
- scope: global
- valid_lft: forever
- inet6:
- - address: fe80::d6be:d9ff:fea8:4915
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface1.2670
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:15
- mtu: '1500'
- multicast: false
- qdisc: noqueue
- qlen: '1000'
- running: false
- state: UP
- up: false
- vlan_link: interface1
+ broadcast: 10.245.187.255
+ group: default
+ inet4:
+ - address: 10.245.187.2
+ prefixlen: '24'
+ scope: global
+ valid_lft: forever
+ inet6:
+ - address: fe80::d6be:d9ff:fea8:4915
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface1.2670
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:15
+ mtu: '1500'
+ multicast: false
+ qdisc: noqueue
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
+ vlan_link: interface1
interface2:
- broadcast: ff:ff:ff:ff:ff:ff
- group: default
- inet4: []
- inet6:
- - address: fec0::d6be:d9ff:fea8:4917
- prefixlen: '64'
- scope: site
- valid_lft: 86256sec
- - address: fe80::d6be:d9ff:fea8:4917
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface2
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:17
- mtu: '1500'
- multicast: false
- qdisc: fq_codel
- qlen: '1000'
- running: false
- state: UP
- up: false
+ broadcast: ff:ff:ff:ff:ff:ff
+ group: default
+ inet4: []
+ inet6:
+ - address: fec0::d6be:d9ff:fea8:4917
+ prefixlen: '64'
+ scope: site
+ valid_lft: 86256sec
+ - address: fe80::d6be:d9ff:fea8:4917
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface2
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:17
+ mtu: '1500'
+ multicast: false
+ qdisc: fq_codel
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
interface3:
- broadcast: ff:ff:ff:ff:ff:ff
- group: default
- inet4: []
- inet6:
- - address: fec0::d6be:d9ff:fea8:4919
- prefixlen: '64'
- scope: site
- valid_lft: 86255sec
- - address: fe80::d6be:d9ff:fea8:4919
- prefixlen: '64'
- scope: link
- valid_lft: forever
- interface: interface3
- loopback: false
- lower_up: false
- mac_address: d4:be:d9:a8:49:19
- mtu: '1500'
- multicast: false
- qdisc: fq_codel
- qlen: '1000'
- running: false
- state: UP
- up: false
+ broadcast: ff:ff:ff:ff:ff:ff
+ group: default
+ inet4: []
+ inet6:
+ - address: fec0::d6be:d9ff:fea8:4919
+ prefixlen: '64'
+ scope: site
+ valid_lft: 86255sec
+ - address: fe80::d6be:d9ff:fea8:4919
+ prefixlen: '64'
+ scope: link
+ valid_lft: forever
+ interface: interface3
+ loopback: false
+ lower_up: false
+ mac_address: d4:be:d9:a8:49:19
+ mtu: '1500'
+ multicast: false
+ qdisc: fq_codel
+ qlen: '1000'
+ running: false
+ state: UP
+ up: false
lo:
- broadcast: 00:00:00:00:00:00
- group: default
- inet4:
- - address: 127.0.0.1
- prefixlen: '8'
- scope: host
- valid_lft: forever
- inet6:
- - address: ::1
- prefixlen: '128'
- scope: host
- valid_lft: forever
- interface: lo
- loopback: false
- lower_up: false
- mtu: '65536'
- multicast: false
- qdisc: noqueue
- qlen: '1000'
- running: false
- state: UNKNOWN
- up: false
-
- ip_route_show: line: 10.245.168.0/21 dev interface0 proto kernel scope link src 10.245.168.16
- ip_route_show: line: 10.245.184.0/24 dev interface1.2667 proto kernel scope link src 10.245.184.2
- ip_route_show: line: 10.245.185.0/24 dev interface1.2668 proto kernel scope link src 10.245.185.1
- ip_route_show: line: 10.245.186.0/24 dev interface1.2669 proto kernel scope link src 10.245.186.1
- ip_route_show: line: 10.245.187.0/24 dev interface1.2670 proto kernel scope link src 10.245.187.2
- ip_route_show: line: 10.245.188.0/24 dev interface1 proto kernel scope link src 10.245.188.2
+ broadcast: 00:00:00:00:00:00
+ group: default
+ inet4:
+ - address: 127.0.0.1
+ prefixlen: '8'
+ scope: host
+ valid_lft: forever
+ inet6:
+ - address: ::1
+ prefixlen: '128'
+ scope: host
+ valid_lft: forever
+ interface: lo
+ loopback: false
+ lower_up: false
+ mtu: '65536'
+ multicast: false
+ qdisc: noqueue
+ qlen: '1000'
+ running: false
+ state: UNKNOWN
+ up: false
+
+ ip_route_show: line: 10.245.168.0/21 dev interface0 proto kernel scope link src 10.245.168.16
+ ip_route_show: line: 10.245.184.0/24 dev interface1.2667 proto kernel scope link src 10.245.184.2
+ ip_route_show: line: 10.245.185.0/24 dev interface1.2668 proto kernel scope link src 10.245.185.1
+ ip_route_show: line: 10.245.186.0/24 dev interface1.2669 proto kernel scope link src 10.245.186.1
+ ip_route_show: line: 10.245.187.0/24 dev interface1.2670 proto kernel scope link src 10.245.187.2
+ ip_route_show: line: 10.245.188.0/24 dev interface1 proto kernel scope link src 10.245.188.2
network_state iface: address: null
control: auto
gateway: null
index: 0
inet: inet
mac_address: d4:be:d9:a8:49:13
mode: static
mtu: 1500
name: interface0
subnets:
- address: 10.245.168.16/21
- dns_nameservers:
- - 10.245.168.2
- gateway: 10.245.168.1
- type: static
+ dns_nameservers:
+ - 10.245.168.2
+ gateway: 10.245.168.1
+ type: static
type: physical
check_interface: testing ifname:interface0
iface:
{'name': 'interface0', 'type': 'physical', 'mac_address': 'd4:be:d9:a8:49:13', 'inet': 'inet', 'mode': 'static', 'mtu': 1500, 'address': None, 'gateway': None, 'subnets': [{'address': '10.245.168.16/21', 'dns_nameservers': ['10.245.168.2'], 'gateway': '10.245.168.1', 'type': 'static'}], 'index': 0, 'control': 'auto'}
ipcfg:
{'inet4': [{'address': '10.245.168.16', 'prefixlen': '21', 'scope': 'global', 'valid_lft': 'forever'}], 'inet6': [{'address': 'fec0::d6be:d9ff:fea8:4913', 'prefixlen': '64', 'scope': 'site', 'valid_lft': '86256sec'}, {'address': 'fe80::d6be:d9ff:fea8:4913', 'prefixlen': '64', 'scope': 'link', 'valid_lft': 'forever'}], 'interface': 'interface0', 'broadcast': '10.245.175.255', 'loopback': False, 'lower_up': False, 'multicast': False, 'running': False, 'up': False, 'mtu': '1500', 'qdisc': 'fq_codel', 'state': 'UP', 'group': 'default', 'qlen': '1000', 'mac_address': 'd4:be:d9:a8:49:13'}
ifname=interface0
ipcfg['interface']=interface0
checking mac on iface: interface0
checking mtu on iface: interface0
validating subnet:
{'address': '10.245.168.16/21', 'dns_nameservers': ['10.245.168.2'], 'gateway': '10.245.168.1', 'type': 'static'}
found addresses: [{'address': '10.245.168.16', 'prefixlen': '21', 'scope': 'global', 'valid_lft': 'forever'}]
cur ip={'address': '10.245.168.16', 'prefixlen': '21', 'scope': 'global', 'valid_lft': 'forever'}
subnet={'address': '10.245.168.16/21', 'dns_nameservers': ['10.245.168.2'], 'gateway': '10.245.168.1', 'type': 'static'}
found a match!
returning inet iface
iface:interface0 configured_gws: ['10.245.168.1']
found_gws: ['default via 10.245.168.1 dev interface0 proto static ']
expected: ['10.245.168.1']
network_state iface: address: null
control: auto
gateway: null
index: 0
inet: inet
mac_address: d4:be:d9:a8:49:15
mode: static
mtu: 1500
name: interface1
subnets:
- address: 10.245.188.2/24
- dns_nameservers: []
- type: static
+ dns_nameservers: []
+ type: static
type: physical
check_interface: testing ifname:interface1
iface:
{'name': 'interface1', 'type': 'physical', 'mac_address': 'd4:be:d9:a8:49:15', 'inet': 'inet', 'mode': 'static', 'mtu': 1500, 'address': None, 'gateway': None, 'subnets': [{'address': '10.245.188.2/24', 'dns_nameservers': [], 'type': 'static'}], 'index': 0, 'control': 'auto'}
ipcfg:
{'inet4': [{'address': '10.245.188.2', 'prefixlen': '24', 'scope': 'global', 'valid_lft': 'forever'}], 'inet6': [{'address': 'fec0::d6be:d9ff:fea8:4915', 'prefixlen': '64', 'scope': 'site', 'valid_lft': '86256sec'}, {'address': 'fe80::d6be:d9ff:fea8:4915', 'prefixlen': '64', 'scope': 'link', 'valid_lft': 'forever'}], 'interface': 'interface1', 'broadcast': '10.245.188.255', 'loopback': False, 'lower_up': False, 'multicast': False, 'running': False, 'up': False, 'mtu': '1504', 'qdisc': 'fq_codel', 'state': 'UP', 'group': 'default', 'qlen': '1000', 'mac_address': 'd4:be:d9:a8:49:15'}
ifname=interface1
ipcfg['interface']=interface1
checking mac on iface: interface1
checking mtu on iface: interface1
--------------------- >> end captured stdout << ----------------------
--
You received this bug notification because you are a member of Ubuntu
Foundations Bugs, which is subscribed to systemd in Ubuntu.
https://bugs.launchpad.net/bugs/1846232
Title:
networkd pads interface MTU by 4 bytes for vlan even when told not to
Status in curtin:
Invalid
Status in systemd:
Fix Released
Status in systemd package in Ubuntu:
Fix Released
Status in systemd source package in Eoan:
In Progress
Bug description:
[impact]
vlan interface has wrong mtu, which may cause lost packets due to
incorrect mtu
[test case]
configure a system using the netplan cfg similar to comment 2.
alternately, networkd config can be used, similar to:
ubuntu at lp1846232-e:/run/systemd/network$ grep . *
10-netplan-ens3.2667.netdev:[NetDev]
10-netplan-ens3.2667.netdev:Name=ens3.2667
10-netplan-ens3.2667.netdev:MTUBytes=1500
10-netplan-ens3.2667.netdev:Kind=vlan
10-netplan-ens3.2667.netdev:[VLAN]
10-netplan-ens3.2667.netdev:Id=2667
10-netplan-ens3.2667.network:[Match]
10-netplan-ens3.2667.network:Name=ens3.2667
10-netplan-ens3.2667.network:[Network]
10-netplan-ens3.2667.network:LinkLocalAddressing=ipv6
10-netplan-ens3.2667.network:Address=1.2.3.4/32
10-netplan-ens3.2667.network:ConfigureWithoutCarrier=yes
10-netplan-ens3.link:[Match]
10-netplan-ens3.link:OriginalName=ens3
10-netplan-ens3.link:[Link]
10-netplan-ens3.link:WakeOnLan=off
10-netplan-ens3.link:MTUBytes=1500
10-netplan-ens3.network:[Match]
10-netplan-ens3.network:Name=ens3
10-netplan-ens3.network:[Network]
10-netplan-ens3.network:LinkLocalAddressing=ipv6
10-netplan-ens3.network:VLAN=ens3.2667
The reboot and check the mtus:
ubuntu at lp1846232-e:~$ ip l show ens3
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1504 qdisc fq_codel state UP mode DEFAULT group default qlen 1000
link/ether 52:54:00:12:99:1b brd ff:ff:ff:ff:ff:ff
ubuntu at lp1846232-e:~$ ip l show ens3.2667
3: ens3.2667 at ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default qlen 1000
link/ether 52:54:00:12:99:1b brd ff:ff:ff:ff:ff:ff
The base interface should have a mtu of only 1500.
[regression potential]
As this corrects/adjusts the mtu of the interface, regressions would
likely involve interface(s) being assigned incorrect mtu values, which
then would lead to dropped packets and/or lowered network performance.
[other info]
disco and earlier don't have the patch that introduces this problem,
and focal already has the patch that fixes this (see comment 4 for
details), so this is needed only for eoan.
original description:
---
From https://jenkins.ubuntu.com/server/job/curtin-vmtest-devel-
amd64/916/console:
======================================================================
FAIL: test_ip_output (vmtests.test_network_vlan.EoanTestNetworkVlan)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/var/lib/jenkins/servers/server/workspace/curtin-vmtest-devel-amd64/curtin-916/tests/vmtests/test_network.py", line 311, in test_ip_output
routes)
File "/var/lib/jenkins/servers/server/workspace/curtin-vmtest-devel-amd64/curtin-916/tests/vmtests/test_network.py", line 337, in check_interface
int(ipcfg[key]))
AssertionError: 1500 != 1504
-------------------- >> begin captured stdout << ---------------------
parsed ip_a dict:
interface0:
broadcast: 10.245.175.255
group: default
inet4:
- address: 10.245.168.16
prefixlen: '21'
scope: global
valid_lft: forever
inet6:
- address: fec0::d6be:d9ff:fea8:4913
prefixlen: '64'
scope: site
valid_lft: 86256sec
- address: fe80::d6be:d9ff:fea8:4913
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface0
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:13
mtu: '1500'
multicast: false
qdisc: fq_codel
qlen: '1000'
running: false
state: UP
up: false
interface1:
broadcast: 10.245.188.255
group: default
inet4:
- address: 10.245.188.2
prefixlen: '24'
scope: global
valid_lft: forever
inet6:
- address: fec0::d6be:d9ff:fea8:4915
prefixlen: '64'
scope: site
valid_lft: 86256sec
- address: fe80::d6be:d9ff:fea8:4915
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface1
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:15
mtu: '1504'
multicast: false
qdisc: fq_codel
qlen: '1000'
running: false
state: UP
up: false
interface1.2667:
broadcast: 10.245.184.255
group: default
inet4:
- address: 10.245.184.2
prefixlen: '24'
scope: global
valid_lft: forever
inet6:
- address: fe80::d6be:d9ff:fea8:4915
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface1.2667
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:15
mtu: '1500'
multicast: false
qdisc: noqueue
qlen: '1000'
running: false
state: UP
up: false
vlan_link: interface1
interface1.2668:
broadcast: 10.245.185.255
group: default
inet4:
- address: 10.245.185.1
prefixlen: '24'
scope: global
valid_lft: forever
inet6:
- address: fe80::d6be:d9ff:fea8:4915
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface1.2668
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:15
mtu: '1500'
multicast: false
qdisc: noqueue
qlen: '1000'
running: false
state: UP
up: false
vlan_link: interface1
interface1.2669:
broadcast: 10.245.186.255
group: default
inet4:
- address: 10.245.186.1
prefixlen: '24'
scope: global
valid_lft: forever
inet6:
- address: fe80::d6be:d9ff:fea8:4915
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface1.2669
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:15
mtu: '1500'
multicast: false
qdisc: noqueue
qlen: '1000'
running: false
state: UP
up: false
vlan_link: interface1
interface1.2670:
broadcast: 10.245.187.255
group: default
inet4:
- address: 10.245.187.2
prefixlen: '24'
scope: global
valid_lft: forever
inet6:
- address: fe80::d6be:d9ff:fea8:4915
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface1.2670
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:15
mtu: '1500'
multicast: false
qdisc: noqueue
qlen: '1000'
running: false
state: UP
up: false
vlan_link: interface1
interface2:
broadcast: ff:ff:ff:ff:ff:ff
group: default
inet4: []
inet6:
- address: fec0::d6be:d9ff:fea8:4917
prefixlen: '64'
scope: site
valid_lft: 86256sec
- address: fe80::d6be:d9ff:fea8:4917
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface2
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:17
mtu: '1500'
multicast: false
qdisc: fq_codel
qlen: '1000'
running: false
state: UP
up: false
interface3:
broadcast: ff:ff:ff:ff:ff:ff
group: default
inet4: []
inet6:
- address: fec0::d6be:d9ff:fea8:4919
prefixlen: '64'
scope: site
valid_lft: 86255sec
- address: fe80::d6be:d9ff:fea8:4919
prefixlen: '64'
scope: link
valid_lft: forever
interface: interface3
loopback: false
lower_up: false
mac_address: d4:be:d9:a8:49:19
mtu: '1500'
multicast: false
qdisc: fq_codel
qlen: '1000'
running: false
state: UP
up: false
lo:
broadcast: 00:00:00:00:00:00
group: default
inet4:
- address: 127.0.0.1
prefixlen: '8'
scope: host
valid_lft: forever
inet6:
- address: ::1
prefixlen: '128'
scope: host
valid_lft: forever
interface: lo
loopback: false
lower_up: false
mtu: '65536'
multicast: false
qdisc: noqueue
qlen: '1000'
running: false
state: UNKNOWN
up: false
ip_route_show: line: 10.245.168.0/21 dev interface0 proto kernel scope link src 10.245.168.16
ip_route_show: line: 10.245.184.0/24 dev interface1.2667 proto kernel scope link src 10.245.184.2
ip_route_show: line: 10.245.185.0/24 dev interface1.2668 proto kernel scope link src 10.245.185.1
ip_route_show: line: 10.245.186.0/24 dev interface1.2669 proto kernel scope link src 10.245.186.1
ip_route_show: line: 10.245.187.0/24 dev interface1.2670 proto kernel scope link src 10.245.187.2
ip_route_show: line: 10.245.188.0/24 dev interface1 proto kernel scope link src 10.245.188.2
network_state iface: address: null
control: auto
gateway: null
index: 0
inet: inet
mac_address: d4:be:d9:a8:49:13
mode: static
mtu: 1500
name: interface0
subnets:
- address: 10.245.168.16/21
dns_nameservers:
- 10.245.168.2
gateway: 10.245.168.1
type: static
type: physical
check_interface: testing ifname:interface0
iface:
{'name': 'interface0', 'type': 'physical', 'mac_address': 'd4:be:d9:a8:49:13', 'inet': 'inet', 'mode': 'static', 'mtu': 1500, 'address': None, 'gateway': None, 'subnets': [{'address': '10.245.168.16/21', 'dns_nameservers': ['10.245.168.2'], 'gateway': '10.245.168.1', 'type': 'static'}], 'index': 0, 'control': 'auto'}
ipcfg:
{'inet4': [{'address': '10.245.168.16', 'prefixlen': '21', 'scope': 'global', 'valid_lft': 'forever'}], 'inet6': [{'address': 'fec0::d6be:d9ff:fea8:4913', 'prefixlen': '64', 'scope': 'site', 'valid_lft': '86256sec'}, {'address': 'fe80::d6be:d9ff:fea8:4913', 'prefixlen': '64', 'scope': 'link', 'valid_lft': 'forever'}], 'interface': 'interface0', 'broadcast': '10.245.175.255', 'loopback': False, 'lower_up': False, 'multicast': False, 'running': False, 'up': False, 'mtu': '1500', 'qdisc': 'fq_codel', 'state': 'UP', 'group': 'default', 'qlen': '1000', 'mac_address': 'd4:be:d9:a8:49:13'}
ifname=interface0
ipcfg['interface']=interface0
checking mac on iface: interface0
checking mtu on iface: interface0
validating subnet:
{'address': '10.245.168.16/21', 'dns_nameservers': ['10.245.168.2'], 'gateway': '10.245.168.1', 'type': 'static'}
found addresses: [{'address': '10.245.168.16', 'prefixlen': '21', 'scope': 'global', 'valid_lft': 'forever'}]
cur ip={'address': '10.245.168.16', 'prefixlen': '21', 'scope': 'global', 'valid_lft': 'forever'}
subnet={'address': '10.245.168.16/21', 'dns_nameservers': ['10.245.168.2'], 'gateway': '10.245.168.1', 'type': 'static'}
found a match!
returning inet iface
iface:interface0 configured_gws: ['10.245.168.1']
found_gws: ['default via 10.245.168.1 dev interface0 proto static ']
expected: ['10.245.168.1']
network_state iface: address: null
control: auto
gateway: null
index: 0
inet: inet
mac_address: d4:be:d9:a8:49:15
mode: static
mtu: 1500
name: interface1
subnets:
- address: 10.245.188.2/24
dns_nameservers: []
type: static
type: physical
check_interface: testing ifname:interface1
iface:
{'name': 'interface1', 'type': 'physical', 'mac_address': 'd4:be:d9:a8:49:15', 'inet': 'inet', 'mode': 'static', 'mtu': 1500, 'address': None, 'gateway': None, 'subnets': [{'address': '10.245.188.2/24', 'dns_nameservers': [], 'type': 'static'}], 'index': 0, 'control': 'auto'}
ipcfg:
{'inet4': [{'address': '10.245.188.2', 'prefixlen': '24', 'scope': 'global', 'valid_lft': 'forever'}], 'inet6': [{'address': 'fec0::d6be:d9ff:fea8:4915', 'prefixlen': '64', 'scope': 'site', 'valid_lft': '86256sec'}, {'address': 'fe80::d6be:d9ff:fea8:4915', 'prefixlen': '64', 'scope': 'link', 'valid_lft': 'forever'}], 'interface': 'interface1', 'broadcast': '10.245.188.255', 'loopback': False, 'lower_up': False, 'multicast': False, 'running': False, 'up': False, 'mtu': '1504', 'qdisc': 'fq_codel', 'state': 'UP', 'group': 'default', 'qlen': '1000', 'mac_address': 'd4:be:d9:a8:49:15'}
ifname=interface1
ipcfg['interface']=interface1
checking mac on iface: interface1
checking mtu on iface: interface1
--------------------- >> end captured stdout << ----------------------
To manage notifications about this bug go to:
https://bugs.launchpad.net/curtin/+bug/1846232/+subscriptions
More information about the foundations-bugs
mailing list