prasa880's profile - activity

Hi team,

i want to know how to create two provider networks in openstack queens. br-ex should map eth0 Physical interface if br-ex1 create's should map eth1 Physical interface

Thanks in advance

Prasanth

i want to install mikrotik router...how to use two physical interfaces.

Hi,

Usually i used to install mikrotik router in kvm . physical eth0 will act as WAN ..physical eth1 will act as LAN . in Openstack is there any option configure to two separate physical interfaces making that LAN and WAN.

Thanks in advance

Prasanth

thanks...it worked

Hi , i know ,how to allocate floating ip from project to specific instance , can someone tell me how to allocate specific floating ip to project.

thanks in advance

Prasanth

HI all,

i have created vm in openstack by default nova injecting ssh public key for user test1 location /home/test1/authorized keys till here everything is fine.

if i want give ssh access for second user, how can i give...

thanks in advance Prasanth

HI all,

I am using 172.X.3.2 for gateway for packstack installation. after installation if i change the gateway ip 172.X.3.1 will it cause any issue . because i am getting error in rabbit mq "ERROR oslo.messaging._drivers.impl_rabbit [-] [1a7a8072-c7ad-4395-b0a1-9d09263eff02] AMQP server on 172.X.3.30:5672 is unreachable: timed out. Trying again in 6 seconds. Client port: None: timeout: timed out"

thanks in advance prasanth

yes it is showing active..

Hi, instances created compute and controller both when compute node goes down, status of the instances state not updating in horizon dashboard . it showing still instances up. is there any parameter to enable or am i missing something. thanks prasanth

HI thanks for your reply....when checking disk space in horizon it showing used e.g (50 percent ) but while running in cli df -h why i dont see any disk consumption...

thank you .

Hi , i am new to openstack , my core work is install configure vms with limited local disk space, network . i dont require any block and object stroagee so can i ignore cinder and swift config in packstack answer file.

Hi, router name space to external network not reachable ..

even external gateway i am not able to reach.

 026ee40e-e57f-407b-bc55-7d8373827994
Manager "ptcp:6640:127.0.0.1"
    is_connected: true
Bridge br-ex
    Controller "tcp:127.0.0.1:6633"
        is_connected: true
    fail_mode: secure
    Port "enp7s0f0"
        Interface "enp7s0f0"
    Port br-ex
        Interface br-ex
            type: internal
    Port phy-br-ex
        Interface phy-br-ex
            type: patch
            options: {peer=int-br-ex}
Bridge br-int
    Controller "tcp:127.0.0.1:6633"
        is_connected: true
    fail_mode: secure
    Port br-int
        Interface br-int
            type: internal
    Port "qg-651b78ad-d9"
        tag: 6
        Interface "qg-651b78ad-d9"
            type: internal
    Port int-br-ex
        Interface int-br-ex
            type: patch
            options: {peer=phy-br-ex}
    Port patch-tun
        Interface patch-tun
            type: patch
            options: {peer=patch-int}
Bridge br-tun
    Controller "tcp:127.0.0.1:6633"
        is_connected: true
    fail_mode: secure
    Port patch-int
        Interface patch-int
            type: patch
            options: {peer=patch-tun}
    Port br-tun
        Interface br-tun
            type: internal
ovs_version: "2.9.0"


[root@openstack-test ~]# cat /etc/sysconfig/network-scripts/ifcfg-br-ex 
DEVICE=br-ex
DEVICETYPE=ovs
TYPE=OVSBridge
BOOTPROTO=static
IPADDR=12.4.4.230 # Old eth0 IP since we want the network restart to not 
NETMASK=255.255.255.192  # your netmask
GATEWAY=12.4.4.192 # your gateway
DNS1=8.8.8.8  # your nameserver
ONBOOT=yes


 DEVICE=enp7s0f0
 TYPE=OVSPort
 DEVICETYPE=ovs
 OVS_BRIDGE=br-ex
 ONBOOT=yes
from router name space to interlal network is reachable .

regards prasanth

Hi, i have installed packstack all in one . i'm not able to ping external world from neutron router but internal network and guest vms everything reachable. here is ovs-vsctl show:

8e6fb7cc-4054-43d6-a3c2-2f75e9e16406

Manager "ptcp:6640:127.0.0.1"
    is_connected: true
Bridge br-ex
    Controller "tcp:127.0.0.1:6633"
        is_connected: true
    fail_mode: secure
    Port br-ex
        Interface br-ex
            type: internal
    Port phy-br-ex
        Interface phy-br-ex
            type: patch
            options: {peer=int-br-ex}
    Port "enp7s0f0"
        Interface "enp7s0f0"
Bridge br-int
    Controller "tcp:127.0.0.1:6633"
        is_connected: true
    fail_mode: secure
    Port "qvo87e1f0cc-02"
        tag: 3
        Interface "qvo87e1f0cc-02"
    Port patch-tun
        Interface patch-tun
            type: patch
            options: {peer=patch-int}
    Port "tap83b48951-07"
        tag: 3
        Interface "tap83b48951-07"
            type: internal
    Port int-br-ex
        Interface int-br-ex
            type: patch
            options: {peer=phy-br-ex}
    Port br-int
        Interface br-int
            type: internal
    Port "qr-4e4b1681-12"
        tag: 3
        Interface "qr-4e4b1681-12"
            type: internal
    Port "qg-b73656c9-12"
        tag: 5
        Interface "qg-b73656c9-12"
            type: internal
    Port "qvo0729512a-ff"
        tag: 3
        Interface "qvo0729512a-ff"
Bridge br-tun
    Controller "tcp:127.0.0.1:6633"
        is_connected: true
    fail_mode: secure
    Port patch-int
        Interface patch-int
            type: patch
            options: {peer=patch-tun}
    Port br-tun
        Interface br-tun
            type: int

*internal network is reachable*

ip netns exec qrouter-7baa78b2-5144-4941-bd1b-f10dfcf9c1a6 ping 192.168.16.1 PING 192.168.16.1 (192.168.16.1) 56(84) bytes of data.

  64 bytes from 192.168.16.1: icmp_seq=1 ttl=64 time=0.044 ms
  64 bytes from 192.168.16.1: icmp_seq=2 ttl=64 time=0.034 ms
  64 bytes from 192.168.16.1: icmp_seq=3 ttl=64 time=0.029 ms

[root@openstack ~]# iptables -t nat -L Chain PREROUTING (policy ACCEPT) target prot opt source destination

        Chain INPUT (policy ACCEPT)
        target     prot opt source               destination          

       Chain OUTPUT (policy ACCEPT)
       target     prot opt source               destination         

     Chain POSTROUTING (policy ACCEPT)
     target     prot opt source               destination         
     MASQUERADE  all  --  172.24.4.0/24        anywhere             /* 000 nat */

is there anything wrong in config

 DEVICE=br-ex
 DEVICETYPE=ovs
 TYPE=OVSBridge
 BOOTPROTO=static
 IPADDR=12.40.244.122 
 NETMASK=255.255.255.192 # your netmask
 GATEWAY=12.40.244.193  # your gateway                  this is a sample ip
 DNS1=8.8.8.8     # your nameserver
 ONBOOT=yes

root@openstack ~]# cat /etc/sysconfig/network-scripts/ifcfg-enp7s0f0

   DEVICE=enp7s0f0 
   TYPE=OVSPort
   DEVICETYPE=ovs 
   OVS_BRIDGE=br-ex
   ONBOOT=yes

really i dont know why router not able to external world

thanks in advance prasanth