[ovs-discuss] restarting openvswitch leaves ovs bridge down and with no IP

[Guru Shetty]

On 27 January 2016 at 14:04, EDGAR CANTU <eocantu at us.ibm.com> wrote:

> Hello,
>
> The openvswitch version on master seems to be wiping out the bridge's IP
> when openvswitch gets restarted and it is only after restarting network
> services that the IP comes back.
> I'm using commit 6872bf1eb7e46f9c202d512aa5ca6d99fe35d23e
> I've also verified that I don' see this issue with versions 2.3.1 and 2.4.0
>
Also what operating system is this? Since you are using systemctl, I assume
this is Fedora?



>
> Here are the network-scripts I have:
>
> # cat ifcfg-enp0s9
> DEVICE=enp0s9
> ONBOOT=yes
> DEVICETYPE=ovs
> TYPE=OVSPort
> OVS_BRIDGE=br-ex
> BOOTPROTO=none
> HOTPLUG=no
>
> # cat ifcfg-br-ex
> DEVICE=br-ex
> ONBOOT=yes
> DEVICETYPE=ovs
> TYPE=OVSBridge
> BOOTPROTO=static
> IPADDR=192.168.2.103
> NETMASK=255.255.255.0
> HOTPLUG=no
>
>
> Before restarting openvswitch:
> -------------------------
>
> # ovs-vsctl show
> d69922d5-097e-4b66-bd70-3cd568a35989
> Bridge br-ex
> Port br-ex
> Interface br-ex
> type: internal
> Port "enp0s9"
> Interface "enp0s9"
> ovs_version: "2.5.90"
>
> # ovs-ofctl show br-ex
> OFPT_FEATURES_REPLY (xid=0x2): dpid:000008002798f8e5
> n_tables:254, n_buffers:256
> capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
> actions: output enqueue set_vlan_vid set_vlan_pcp strip_vlan mod_dl_src
> mod_dl_dst mod_nw_src mod_nw_dst mod_nw_tos mod_tp_src mod_tp_dst
> 2(enp0s9): addr:08:00:27:98:f8:e5
> config: 0
> state: 0
> current: 1GB-FD COPPER AUTO_NEG
> advertised: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG
> supported: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG
> speed: 1000 Mbps now, 1000 Mbps max
> LOCAL(br-ex): addr:08:00:27:98:f8:e5
> config: 0
> state: 0
> speed: 0 Mbps now, 0 Mbps max
> OFPT_GET_CONFIG_REPLY (xid=0x4): frags=normal miss_send_len=0
>
> # ip addr
> 4: enp0s9: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
> master ovs-system state UP qlen 1000
> link/ether 08:00:27:98:f8:e5 brd ff:ff:ff:ff:ff:ff
> inet6 fe80::a00:27ff:fe98:f8e5/64 scope link
> valid_lft forever preferred_lft forever
> 7: br-ex: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state
> UNKNOWN
> link/ether 08:00:27:98:f8:e5 brd ff:ff:ff:ff:ff:ff
> inet 192.168.2.103/24 brd 192.168.2.255 scope global br-ex
> valid_lft forever preferred_lft forever
> inet6 fe80::f0d3:52ff:fee7:7e4a/64 scope link
> valid_lft forever preferred_lft forever
>
>
>
> After restarting openvswitch:
> ------------------------
>
> # ovs-ofctl show br-ex
> OFPT_FEATURES_REPLY (xid=0x2): dpid:000008002798f8e5
> n_tables:254, n_buffers:256
> capabilities: FLOW_STATS TABLE_STATS PORT_STATS QUEUE_STATS ARP_MATCH_IP
> actions: output enqueue set_vlan_vid set_vlan_pcp strip_vlan mod_dl_src
> mod_dl_dst mod_nw_src mod_nw_dst mod_nw_tos mod_tp_src mod_tp_dst
> 2(enp0s9): addr:08:00:27:98:f8:e5
> config: 0
> state: 0
> current: 1GB-FD COPPER AUTO_NEG
> advertised: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG
> supported: 10MB-HD 10MB-FD 100MB-HD 100MB-FD 1GB-FD COPPER AUTO_NEG
> speed: 1000 Mbps now, 1000 Mbps max
> LOCAL(br-ex): addr:08:00:27:98:f8:e5
> config: PORT_DOWN
> state: LINK_DOWN
> speed: 0 Mbps now, 0 Mbps max
> OFPT_GET_CONFIG_REPLY (xid=0x4): frags=normal miss_send_len=0
>
> # ovs-vsctl show
> d69922d5-097e-4b66-bd70-3cd568a35989
> Bridge br-ex
> Port br-ex
> Interface br-ex
> type: internal
> Port "enp0s9"
> Interface "enp0s9"
> ovs_version: "2.5.90"
>
> # ip addr
> 4: enp0s9: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast
> master ovs-system state UP qlen 1000
> link/ether 08:00:27:98:f8:e5 brd ff:ff:ff:ff:ff:ff
> inet6 fe80::a00:27ff:fe98:f8e5/64 scope link
> valid_lft forever preferred_lft forever
> 8: br-ex: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN
> link/ether 08:00:27:98:f8:e5 brd ff:ff:ff:ff:ff:ff
>
>
> _______________________________________________
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> discuss at openvswitch.org
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>
>
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