[Openstack] [Neutron] Compute node can't connect to control node
Hinds, Luke (Nokia - GB/Bristol)
luke.hinds at nokia.com
Thu Feb 18 11:46:48 UTC 2016
Seems your interfaces are not set up correctly. The IP address should
be under br-ex
For example,
ifcfg-br-ex:
DEVICE=br-ex
DEVICETYPE=ovs
TYPE=OVSBridge
BOOTPROTO=static
IPADDR=192.168.1.98
NETMASK=255.255.255.0
GATEWAY=192.168.1.1
ONBOOT=yes
ifcfg-eth0:
DEVICE=eth0
HWADDR=52:54:00:92:05:AE # your hwaddr (find via ip link show eth0)
TYPE=OVSPort
DEVICETYPE=ovs
OVS_BRIDGE=br-ex
ONBOOT=yes
Running 'ifconfig or ip addr' should then show the IP address plumbed
to br-ex
On Thu, 2016-02-18 at 18:58 +0800, EXT 柯俊兆 wrote:
> Hi All
>
> When I setting neutron for openstack network, I got some problem and
> doesn't know why.
>
> I reference"Neutron Networking with Open vSwitch and Provider
> Networks" to setting my openstack network.
>
> Control node is work fine and NIC eth0 IP address can assign to br-ex
> successful
> Compute node NIC eth0 assign to br-ex failed ,and Compute all API
> service can't connect to Control
>
> My compute node local.conf in below
> ================ start ================
> ubuntu at pismo-192-168-1-98:~/OpenStack/devstack$ more local.conf
> [[local|localrc]]
> ADMIN_PASSWORD=admin
> DATABASE_PASSWORD=admin
> RABBIT_PASSWORD=admin
> SERVICE_PASSWORD=admin
> SERVICE_TOKEN=admin
>
> DEST=/opt/stack
>
> LOGFILE=/opt/stack/logs/stack.sh.log
> VERBOSE=True
> LOG_COLOR=True
> SCREEN_LOGDIR=/opt/stack/logs
>
> MULTI_HOST=True
> DATABASE_TYPE=mysql
>
> HOST_IP=192.168.1.98
> FLAT_INTERFACE=eth1
> FIXED_RANGE=10.0.0.0/24
> FIXED_NETWORK_SIZE=256
> FLOATING_RANGE=192.168.1.0/24
> Q_FLOATING_ALLOCATION_POOL=start=192.168.1.221,end=192.168.1.230
> SERVICE_HOST=192.168.1.130
> MYSQL_HOST=192.168.1.130
> RABBIT_HOST=192.168.1.130
> GLANCE_HOSTPORT=192.168.1.130:9292
> ENABLED_SERVICES=n-cpu,rabbit,q-agt
>
> ## Open vSwitch provider networking options
> PHYSICAL_NETWORK=default
> OVS_PHYSICAL_BRIDGE=br-ex
> PUBLIC_INTERFACE=eth0
> Q_USE_PROVIDER_NETWORKING=True
> Q_L3_ENABLED=False
>
>
> ================ end ================
>
>
> My compute node NIC info in below
> ================ start ================
> ubuntu at pismo-192-168-1-98:~/OpenStack/devstack$ ifconfig
> br-ex Link encap:Ethernet HWaddr 30:0e:d5:c7:59:3e
> inet6 addr: fe80::1cde:14ff:fed6:1fa1/64 Scope:Link
> UP BROADCAST RUNNING MTU:1500 Metric:1
> RX packets:289 errors:0 dropped:0 overruns:0 frame:0
> TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:18096 (18.0 KB) TX bytes:648 (648.0 B)
>
> br-int Link encap:Ethernet HWaddr 46:6b:f2:e5:c9:41
> inet6 addr: fe80::b801:4cff:feb6:cbc2/64 Scope:Link
> UP BROADCAST RUNNING MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 B) TX bytes:648 (648.0 B)
>
> br-tun Link encap:Ethernet HWaddr 36:0f:ae:d8:c6:43
> inet6 addr: fe80::f4e4:b9ff:feab:5d1d/64 Scope:Link
> UP BROADCAST RUNNING MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:8 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:0 (0.0 B) TX bytes:648 (648.0 B)
>
> eth0 Link encap:Ethernet HWaddr 30:0e:d5:c7:59:3e
> inet addr:192.168.1.98 Bcast:192.168.1.255
> Mask:255.255.255.0
> inet6 addr: fe80::320e:d5ff:fec7:593e/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:40871 errors:0 dropped:0 overruns:0 frame:0
> TX packets:28210 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:7796067 (7.7 MB) TX bytes:5086230 (5.0 MB)
> Interrupt:109
>
> eth1 Link encap:Ethernet HWaddr 30:0e:d5:c7:59:3f
> inet addr:10.0.0.98 Bcast:10.0.0.255 Mask:255.255.255.0
> inet6 addr: fe80::320e:d5ff:fec7:593f/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:2538 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3135 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:189631 (189.6 KB) TX bytes:531277 (531.2 KB)
> Interrupt:112
>
> lo Link encap:Local Loopback
> inet addr:127.0.0.1 Mask:255.0.0.0
> inet6 addr: ::1/128 Scope:Host
> UP LOOPBACK RUNNING MTU:65536 Metric:1
> RX packets:3960 errors:0 dropped:0 overruns:0 frame:0
> TX packets:3960 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:0
> RX bytes:346996 (346.9 KB) TX bytes:346996 (346.9 KB)
>
>
> ================ end ================
>
> The question are
> 1.In Open vSwitch provider networking options
> PHYSICAL_NETWORK=default <-- Is mean it use my NIC or my public
> network ?
>
> 2.PUBLIC_INTERFACE is same with FLAT_INTERFACE?
>
> 3.Why the SERVICE_HOST connect failed?
> I can ping or connect to SERVICE_HOST via other server,but compute
> node can't.
>
> 4.My compute node br-ex doesn't be assign eth0's IP,so it can't go
> out ? If yes,how to fix it ?
>
>
> Best Regards,
> Jau
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