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= Quantum = | = Quantum = | ||
{{Admon/warning|This page is outdated and need some love}} | |||
The [http://wiki.openstack.org/Quantum Quantum] project provides "network connectivity as a service". This page tracks [[Cloud SIG|Fedora Cloud SIG]]'s effort to maintain Quantum in Fedora. | The [http://wiki.openstack.org/Quantum Quantum] project provides "network connectivity as a service". This page tracks [[Cloud SIG|Fedora Cloud SIG]]'s effort to maintain Quantum in Fedora. | ||
The packaging can be found at: | The packaging can be found at: | ||
* [https://admin.fedoraproject.org/pkgdb/acls/name/openstack-quantum openstack-quantum] [https://bugzilla.redhat.com/buglist.cgi?component=openstack-quantum&bug_status=UNCONFIRMED&bug_status=NEW&bug_status=ASSIGNED&bug_status=REOPENED&bug_status=MODIFIED&bug_status=POST (bugs)] | * [https://admin.fedoraproject.org/pkgdb/acls/name/openstack-quantum openstack-quantum] [https://bugzilla.redhat.com/buglist.cgi?component=openstack-quantum&bug_status=UNCONFIRMED&bug_status=NEW&bug_status=ASSIGNED&bug_status=REOPENED&bug_status=MODIFIED&bug_status=POST (bugs)] | ||
== Quantum | == Quantum Plugins == | ||
Quantum supports a number of different backend implementations. These are called "plugins". The plugin used is defined in the quantum configuration file (core_plugin), for example for Open vSwitch: | |||
core_plugin = quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2 | |||
Below is a list of the supported plugins. Each plugin may use a different networking technology. Some may be hardware based, others software based. | |||
{| class="wikitable" | |||
|- | |||
! Plugin !! Driver | |||
|- | |||
| [http://wiki.openstack.org/cisco-quantum Cisco] || quantum.plugins.cisco.network_plugin.PluginV2 | |||
|- | |||
| [http://wiki.openstack.org/Quantum-Linux-Bridge-Plugin Linux Bridge] || quantum.plugins.linuxbridge.lb_quantum_plugin.LinuxBridgePluginV2 | |||
|- | |||
| [http://nicira.com/en/platform-for-innovation Nicira] || quantum.plugins.nicira.nicira_nvp_plugin.QuantumPlugin.NvpPluginV2 | |||
|- | |||
| [http://openvswitch.org/openstack/documentation/ Open vSwitch] || quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2 | |||
|- | |||
| [http://www.osrg.net/ryu/index.html RYU] || quantum.plugins.ryu.ryu_quantum_plugin.RyuQuantumPluginV2 | |||
|- | |||
| [http://wiki.openstack.org/wiki/Quantum_NEC_OpenFlow_Plugin NEC] || quantum.plugins.nec.nec_plugin_base.NECPluginV2Base | |||
|- | |||
| [http://www.openflowhub.org/display/floodlightcontroller/Quantum+REST+Proxy+Plugin BigSwitch] || quantum.plugins.bigswitch.plugin.QuantumRestProxyV2 | |||
|- | |||
| [http://www.cloudbase.it/quantum-hyper-v-plugin/ CoudBase Hyper-V] || quantum.plugins.hyperv.hyperv_quantum_plugin.HyperVQuantumPlugin | |||
|- | |||
| [http://www.midokura.com/ MidoNet] || quantum.plugins.midonet.plugin.MidonetPluginV2 | |||
|- | |||
| [http://www.brocade.com/ brocade] || quantum.plugins.brocade.QuantumPlugin.BrocadePluginV2 | |||
|- | |||
| [http://www.plumgrid.com/ PLUMGrid] || quantum.plugins.plumgrid.plumgrid_nos_plugin.plumgrid_plugin.QuantumPluginPLUMgridV2 | |||
|} | |||
The wiki will describe the installation and configuration of Open vSwitch and Linux Bridge plugins. | |||
== Open vSwitch == | |||
=== '''Quantum Service''' === | |||
The Quantum service is installed as follows: | The Quantum service is installed as follows: | ||
#> sudo yum install openstack-quantum | |||
#> sudo yum install openstack-quantum-openvswitch | |||
The Quantum service is configured as follows: | |||
#> sudo quantum-server-setup | |||
'''Note''' the above script will create the database and set the relevant configuration files to work with the open vswitch plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD. | |||
Once the service has been configured it can be started as follows: | |||
#> sudo service quantum-server start | |||
#> sudo chkconfig quantum-server on | |||
=== '''Compute Node''' === | |||
A compute node will need the agent to be configured and run. | |||
#> sudo yum install openstack-quantum-openvswitch | |||
The agent is configured follows: | |||
#> sudo quantum-node-setup | |||
'''Note''' the above script will set the relevant configuration files to work with the open vswitch plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD. | |||
A integration bridge needs to be created on the openvswitch. The bridge needs to be administratively created prior to running the agent. | |||
#> sudo ovs-vsctl add-br br-int | |||
Ensure that the interfaces are persistent after reboot. This is done by creating an interface file, for example for br-int: | |||
DEVICE=br-int | |||
DEVICETYPE=ovs | |||
TYPE=OVSBridge | |||
ONBOOT=yes | |||
BOOTPROTO=none | |||
Once configured it can be started as follows: | |||
#> sudo service quantum-openvswitch-agent start | |||
#> sudo chkconfig quantum-openvswitch-agent on | |||
'''Note''' if the host is rebooted then the openvswitch will create tap devices that existed on the switch prior to the reboot. This may affect the way in which the various quantum agents function. This is addressed by ensuring that the quantum-ovs-cleanup script is run at boot. This is done as follows: | |||
#> sudo chkconfig quantum-ovs-cleanup on | |||
=== '''IPAM''' === | |||
The Quantum DHCP agent enables VM's that are launched on a Quantum network to receive a IP address. The DHCP agent is part of the openstack-quantum package. This is installed as follows: | |||
#> sudo yum install openstack-quantum | #> sudo yum install openstack-quantum | ||
The DHCP agent is configured as follows (please select openvswitch for the plugin): | |||
The | #> sudo quantum-dhcp-setup | ||
#> sudo quantum- | Once the agent has been configured it can be started as follows: | ||
#> sudo service quantum-dhcp-agent start | |||
#> sudo chkconfig quantum-dhcp-agent on | |||
'''Note''' if the DHCP agent is not run on a compute node then the same installation for the compute node need to performed. | |||
=== '''Floating IP Support''' === | |||
The Quantum L3 agent provides floating IP support for VM's that are launched. The L3 agent is part of the openstack-quantum package. This is installed as follows: | |||
#> sudo | #> sudo yum install openstack-quantum | ||
The L3 agent is configured as follows (please select openvswitch for the plugin): | |||
#> sudo quantum-l3-setup | |||
#> sudo | A external bridge needs to be created on the openvswitch. The bridge needs to be administratively created prior to running the L3 agent. | ||
#> sudo ovs-vsctl add-br br-ex | |||
Ensure that the interfaces are persistent after reboot. This is done by creating an interface file, for example for br-ex: | |||
=== | DEVICE=br-ex | ||
DEVICETYPE=ovs | |||
TYPE=OVSBridge | |||
ONBOOT=yes | |||
BOOTPROTO=none | |||
Once the agent has been configured it can be started as follows: | |||
#> sudo service quantum-l3-agent start | |||
#> sudo chkconfig quantum-l3-agent on | |||
In order for the VM to be able communicate with the Nova meta data service then the quantum-metadata-agent needs to be run. | |||
#> sudo service quantum-metadata-agent start | |||
#> sudo chkconfig quantum-metadata-agent on | |||
'''Note''' if the L3 agent is not run on a compute node then the same installation for the compute node need to performed. | |||
=== | == Linux Bridge == | ||
=== '''Quantum Service''' === | |||
#> sudo yum install openstack-quantum- | The Quantum service is installed as follows: | ||
#> sudo yum install openstack-quantum | |||
#> sudo yum install openstack-quantum-linuxbridge | |||
The Quantum service is configured as follows: | |||
#> sudo quantum-server-setup | |||
'''Note''' the above script will create the database and set the relevant configuration files to work with the linux bridge plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD. | |||
Once the service has been configured it can be started as follows: | |||
#> sudo service quantum-server start | |||
#> sudo chkconfig quantum-server on | |||
=== '''Compute Node''' === | |||
A compute node will need the agent to be configured and run. | |||
#> sudo yum install openstack-quantum-linuxbridge | |||
#> sudo | The agent is configured follows: | ||
#> sudo quantum-node-setup | |||
'''Note''' the above script will set the relevant configuration files to work with the linux bridge plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD. | |||
#> sudo | Once configured it can be started as follows: | ||
#> sudo service quantum-linuxbridge-agent start | |||
#> sudo chkconfig quantum-linuxbridge-agent on | |||
=== '''IPAM and Floating IP support''' === | |||
This is the same as the openvswitch support. One just needs to select the linux bridge plugin. | |||
== Security Groups == | |||
Quantum now has support for security groups. In the case that Quantum supports security groups then the nova configuration file should be updated to support this: | |||
[DEFAULT] | |||
security_group_api = quantum | |||
firewall_driver = nova.virt.firewall.NoopFirewallDriver | |||
The table below indicates which plugins support security groups. | |||
{| class="wikitable" | |||
|- | |||
! Plugin !! Security Group Support | |||
|- | |||
| [http://wiki.openstack.org/cisco-quantum Cisco] || {{result|none}} | |||
|- | |||
| [http://wiki.openstack.org/Quantum-Linux-Bridge-Plugin Linux Bridge] || {{result|pass}} | |||
|- | |||
| [http://nicira.com/en/platform-for-innovation Nicira] || {{result|pass}} | |||
|- | |||
| [http://openvswitch.org/openstack/documentation/ Open vSwitch] || {{result|pass}} | |||
|- | |||
| [http://www.osrg.net/ryu/index.html RYU] || {{result|pass}} | |||
|- | |||
| [http://wiki.openstack.org/wiki/Quantum_NEC_OpenFlow_Plugin NEC] || {{result|pass}} | |||
|- | |||
| [http://www.openflowhub.org/display/floodlightcontroller/Quantum+REST+Proxy+Plugin BigSwitch] || {{result|none}} | |||
|- | |||
| [http://www.cloudbase.it/quantum-hyper-v-plugin/ CoudBase Hyper-V] || {{result|pass}} | |||
|- | |||
| [http://www.midokura.com/ MidoNet] || {{result|none}} | |||
|- | |||
| [http://www.brocade.com/ brocade] || {{result|pass}} | |||
|- | |||
| [http://www.plumgrid.com/ PLUMGrid] || {{result|none}} | |||
|} | |||
The Quantum configuration file also requires some configurations. The firewall driver needs to be set. This is done in the [SECURITYGROUP] section. | |||
The | |||
{| class="wikitable" | |||
|- | |||
! Implementation !! firewall_driver | |||
|- | |||
| None || quantum.agent.firewall.NoopFirewallDriver | |||
|- | |||
| IP tables (linux bridge) || quantum.agent.linux.iptables_firewall.IptablesFirewallDriver | |||
|- | |||
| IP tables (ovs) || quantum.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver | |||
|} | |||
'''Note''' when Quantum security groups are used the Nova libvirt driver '''MUST''' be LibvirtHybridOVSBridgeDriver. | |||
== LBaaS == | |||
TBD | |||
== Nova == | |||
In order for Nova to support Quantum a number of parameters need to be set in the Nova configuration file so that Nova can interact with Quantum. The fields to be set are: | |||
Quantum API driver: | |||
network_api_class = nova.network.quantumv2.api.API | |||
Keystone Authentication: | |||
quantum_url = | |||
quantum_admin_tenant_name = | |||
quantum_auth_strategy = keystone | |||
quantum_admin_auth_url = | |||
quantum_admin_password = | |||
quantum_admin_username = | |||
Metadata parameters (if the metadata service is enabled): | |||
service_quantum_metadata_proxy = True | |||
In addition to this a VIF can be set. By default this is: | |||
libvirt_vif_driver = nova.virt.libvirt.vif.LibvirtGenericVIFDriver | |||
If security groups are used with the openvswitch then | |||
libvirt_vif_driver = nova.virt.libvirt.vif.LibvirtHybridOVSBridgeDriver | |||
In order for the nova to make use of the LibvirtGenericVIFDriver driver then Quantum must be able to return the type of VIF binding. The table below shows which plugins support this operation: | |||
{| class="wikitable" | |||
|- | |||
! Plugin !! Security Group Support | |||
|- | |||
| [http://wiki.openstack.org/cisco-quantum Cisco] || {{result|none}} | |||
|- | |||
| [http://wiki.openstack.org/Quantum-Linux-Bridge-Plugin Linux Bridge] || {{result|pass}} | |||
|- | |||
| [http://nicira.com/en/platform-for-innovation Nicira] || {{result|none}} | |||
|- | |||
| [http://openvswitch.org/openstack/documentation/ Open vSwitch] || {{result|pass}} | |||
|- | |||
| [http://www.osrg.net/ryu/index.html RYU] || {{result|none}} | |||
|- | |||
| [http://wiki.openstack.org/wiki/Quantum_NEC_OpenFlow_Plugin NEC] || {{result|pass}} | |||
|- | |||
| [http://www.openflowhub.org/display/floodlightcontroller/Quantum+REST+Proxy+Plugin BigSwitch] || {{result|pass}} | |||
|- | |||
| [http://www.cloudbase.it/quantum-hyper-v-plugin/ CoudBase Hyper-V] || {{result|pass}} | |||
|- | |||
| [http://www.midokura.com/ MidoNet] || {{result|none}} | |||
|- | |||
| [http://www.brocade.com/ brocade] || {{result|pass}} | |||
|- | |||
| [http://www.plumgrid.com/ PLUMGrid] || {{result|none}} | |||
|} | |||
== Troubleshooting == | == Troubleshooting == | ||
Line 123: | Line 279: | ||
* ''/etc/quantum/plugins.ini'' contains the specific plugin module. Check that this matches the intended plugin | * ''/etc/quantum/plugins.ini'' contains the specific plugin module. Check that this matches the intended plugin | ||
* ''/etc/quantum/quantum.conf'' contains information relevant to the server. Check that the server is running and that the ''bind_port'' is indeed up. | * ''/etc/quantum/quantum.conf'' contains information relevant to the server. Check that the server is running and that the ''bind_port'' is indeed up. | ||
* | * ''/etc/quantum/quantum.conf'' contains information relevant to the message broker. | ||
* It may be useful to look for errors in ''/var/log/quantum/server.log'' | |||
=== '''Quantum Plugin''' === | === '''Quantum Plugin''' === | ||
* ''/etc/quantum/plugins.ini'' contains the specific plugin module. Check that this matches the intended plugin | * ''/etc/quantum/plugins.ini'' contains the specific plugin module. Check that this matches the intended plugin | ||
* ''/etc/quantum/quantum.conf'' contains the specific plugin module. Check that this matches the intended plugin | * ''/etc/quantum/quantum.conf'' contains the specific plugin module. Check that this matches the intended plugin | ||
* ''/var/log/messages'' may contain information regarding the agent | |||
* It may be useful to look for errors in ''/var/log/quantum/<agent>.log'' | |||
=== ''' | === '''Nova''' === | ||
* It may be useful to look for errors in ''/var/log/nova/network | * It may be useful to look for errors in ''/var/log/nova/network.log'' | ||
* Common configuration: ''/etc/nova/nova.conf'' contains the relevant quantum configuration. | * Common configuration: ''/etc/nova/nova.conf'' contains the relevant quantum configuration. | ||
== Useful Quantum Links == | == Useful Quantum Links == | ||
* [[Quantum_Converting_Plugins|HOWTO on converting between one Quantum Plugin and another]] | |||
* [[Packstack_to_Quantum|HOWTO on converting to Quantum Networking from Nova Networking after a Packstack install]] | |||
* [http://docs.openstack.org/incubation/openstack-network/admin/content/ Quantum Administrators Guide] | * [http://docs.openstack.org/incubation/openstack-network/admin/content/ Quantum Administrators Guide] | ||
* [http://wiki.openstack.org/QuantumOverview Quantum Design Principles] | * [http://wiki.openstack.org/QuantumOverview Quantum Design Principles] | ||
Line 162: | Line 300: | ||
* [http://github.com/openstack/quantum Quantum Source Code] | * [http://github.com/openstack/quantum Quantum Source Code] | ||
[[Category: | [[Category:OpenStack]] |
Latest revision as of 09:30, 6 October 2015
Quantum
The Quantum project provides "network connectivity as a service". This page tracks Fedora Cloud SIG's effort to maintain Quantum in Fedora.
The packaging can be found at:
Quantum Plugins
Quantum supports a number of different backend implementations. These are called "plugins". The plugin used is defined in the quantum configuration file (core_plugin), for example for Open vSwitch:
core_plugin = quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2
Below is a list of the supported plugins. Each plugin may use a different networking technology. Some may be hardware based, others software based.
Plugin | Driver |
---|---|
Cisco | quantum.plugins.cisco.network_plugin.PluginV2 |
Linux Bridge | quantum.plugins.linuxbridge.lb_quantum_plugin.LinuxBridgePluginV2 |
Nicira | quantum.plugins.nicira.nicira_nvp_plugin.QuantumPlugin.NvpPluginV2 |
Open vSwitch | quantum.plugins.openvswitch.ovs_quantum_plugin.OVSQuantumPluginV2 |
RYU | quantum.plugins.ryu.ryu_quantum_plugin.RyuQuantumPluginV2 |
NEC | quantum.plugins.nec.nec_plugin_base.NECPluginV2Base |
BigSwitch | quantum.plugins.bigswitch.plugin.QuantumRestProxyV2 |
CoudBase Hyper-V | quantum.plugins.hyperv.hyperv_quantum_plugin.HyperVQuantumPlugin |
MidoNet | quantum.plugins.midonet.plugin.MidonetPluginV2 |
brocade | quantum.plugins.brocade.QuantumPlugin.BrocadePluginV2 |
PLUMGrid | quantum.plugins.plumgrid.plumgrid_nos_plugin.plumgrid_plugin.QuantumPluginPLUMgridV2 |
The wiki will describe the installation and configuration of Open vSwitch and Linux Bridge plugins.
Open vSwitch
Quantum Service
The Quantum service is installed as follows:
#> sudo yum install openstack-quantum #> sudo yum install openstack-quantum-openvswitch
The Quantum service is configured as follows:
#> sudo quantum-server-setup
Note the above script will create the database and set the relevant configuration files to work with the open vswitch plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD.
Once the service has been configured it can be started as follows:
#> sudo service quantum-server start #> sudo chkconfig quantum-server on
Compute Node
A compute node will need the agent to be configured and run.
#> sudo yum install openstack-quantum-openvswitch
The agent is configured follows:
#> sudo quantum-node-setup
Note the above script will set the relevant configuration files to work with the open vswitch plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD.
A integration bridge needs to be created on the openvswitch. The bridge needs to be administratively created prior to running the agent.
#> sudo ovs-vsctl add-br br-int
Ensure that the interfaces are persistent after reboot. This is done by creating an interface file, for example for br-int:
DEVICE=br-int DEVICETYPE=ovs TYPE=OVSBridge ONBOOT=yes BOOTPROTO=none
Once configured it can be started as follows:
#> sudo service quantum-openvswitch-agent start #> sudo chkconfig quantum-openvswitch-agent on
Note if the host is rebooted then the openvswitch will create tap devices that existed on the switch prior to the reboot. This may affect the way in which the various quantum agents function. This is addressed by ensuring that the quantum-ovs-cleanup script is run at boot. This is done as follows:
#> sudo chkconfig quantum-ovs-cleanup on
IPAM
The Quantum DHCP agent enables VM's that are launched on a Quantum network to receive a IP address. The DHCP agent is part of the openstack-quantum package. This is installed as follows:
#> sudo yum install openstack-quantum
The DHCP agent is configured as follows (please select openvswitch for the plugin):
#> sudo quantum-dhcp-setup
Once the agent has been configured it can be started as follows:
#> sudo service quantum-dhcp-agent start #> sudo chkconfig quantum-dhcp-agent on
Note if the DHCP agent is not run on a compute node then the same installation for the compute node need to performed.
Floating IP Support
The Quantum L3 agent provides floating IP support for VM's that are launched. The L3 agent is part of the openstack-quantum package. This is installed as follows:
#> sudo yum install openstack-quantum
The L3 agent is configured as follows (please select openvswitch for the plugin):
#> sudo quantum-l3-setup
A external bridge needs to be created on the openvswitch. The bridge needs to be administratively created prior to running the L3 agent.
#> sudo ovs-vsctl add-br br-ex
Ensure that the interfaces are persistent after reboot. This is done by creating an interface file, for example for br-ex:
DEVICE=br-ex DEVICETYPE=ovs TYPE=OVSBridge ONBOOT=yes BOOTPROTO=none
Once the agent has been configured it can be started as follows:
#> sudo service quantum-l3-agent start #> sudo chkconfig quantum-l3-agent on
In order for the VM to be able communicate with the Nova meta data service then the quantum-metadata-agent needs to be run.
#> sudo service quantum-metadata-agent start #> sudo chkconfig quantum-metadata-agent on
Note if the L3 agent is not run on a compute node then the same installation for the compute node need to performed.
Linux Bridge
Quantum Service
The Quantum service is installed as follows:
#> sudo yum install openstack-quantum #> sudo yum install openstack-quantum-linuxbridge
The Quantum service is configured as follows:
#> sudo quantum-server-setup
Note the above script will create the database and set the relevant configuration files to work with the linux bridge plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD.
Once the service has been configured it can be started as follows:
#> sudo service quantum-server start #> sudo chkconfig quantum-server on
Compute Node
A compute node will need the agent to be configured and run.
#> sudo yum install openstack-quantum-linuxbridge
The agent is configured follows:
#> sudo quantum-node-setup
Note the above script will set the relevant configuration files to work with the linux bridge plugin. The script will also make use of environment variables for keystone configuration. There are: OS_TENANT_NAME, OS_USERNAME and OS_PASSWORD.
Once configured it can be started as follows:
#> sudo service quantum-linuxbridge-agent start #> sudo chkconfig quantum-linuxbridge-agent on
IPAM and Floating IP support
This is the same as the openvswitch support. One just needs to select the linux bridge plugin.
Security Groups
Quantum now has support for security groups. In the case that Quantum supports security groups then the nova configuration file should be updated to support this:
[DEFAULT] security_group_api = quantum firewall_driver = nova.virt.firewall.NoopFirewallDriver
The table below indicates which plugins support security groups.
Plugin | Security Group Support |
---|---|
Cisco | |
Linux Bridge | |
Nicira | |
Open vSwitch | |
RYU | |
NEC | |
BigSwitch | |
CoudBase Hyper-V | |
MidoNet | |
brocade | |
PLUMGrid |
The Quantum configuration file also requires some configurations. The firewall driver needs to be set. This is done in the [SECURITYGROUP] section.
Implementation | firewall_driver |
---|---|
None | quantum.agent.firewall.NoopFirewallDriver |
IP tables (linux bridge) | quantum.agent.linux.iptables_firewall.IptablesFirewallDriver |
IP tables (ovs) | quantum.agent.linux.iptables_firewall.OVSHybridIptablesFirewallDriver |
Note when Quantum security groups are used the Nova libvirt driver MUST be LibvirtHybridOVSBridgeDriver.
LBaaS
TBD
Nova
In order for Nova to support Quantum a number of parameters need to be set in the Nova configuration file so that Nova can interact with Quantum. The fields to be set are:
Quantum API driver:
network_api_class = nova.network.quantumv2.api.API
Keystone Authentication:
quantum_url = quantum_admin_tenant_name = quantum_auth_strategy = keystone quantum_admin_auth_url = quantum_admin_password = quantum_admin_username =
Metadata parameters (if the metadata service is enabled):
service_quantum_metadata_proxy = True
In addition to this a VIF can be set. By default this is:
libvirt_vif_driver = nova.virt.libvirt.vif.LibvirtGenericVIFDriver
If security groups are used with the openvswitch then
libvirt_vif_driver = nova.virt.libvirt.vif.LibvirtHybridOVSBridgeDriver
In order for the nova to make use of the LibvirtGenericVIFDriver driver then Quantum must be able to return the type of VIF binding. The table below shows which plugins support this operation:
Plugin | Security Group Support |
---|---|
Cisco | |
Linux Bridge | |
Nicira | |
Open vSwitch | |
RYU | |
NEC | |
BigSwitch | |
CoudBase Hyper-V | |
MidoNet | |
brocade | |
PLUMGrid |
Troubleshooting
Quantum Server
- /etc/quantum/plugins.ini contains the specific plugin module. Check that this matches the intended plugin
- /etc/quantum/quantum.conf contains information relevant to the server. Check that the server is running and that the bind_port is indeed up.
- /etc/quantum/quantum.conf contains information relevant to the message broker.
- It may be useful to look for errors in /var/log/quantum/server.log
Quantum Plugin
- /etc/quantum/plugins.ini contains the specific plugin module. Check that this matches the intended plugin
- /etc/quantum/quantum.conf contains the specific plugin module. Check that this matches the intended plugin
- /var/log/messages may contain information regarding the agent
- It may be useful to look for errors in /var/log/quantum/<agent>.log
Nova
- It may be useful to look for errors in /var/log/nova/network.log
- Common configuration: /etc/nova/nova.conf contains the relevant quantum configuration.