diff options
Diffstat (limited to 'overcloud.yaml')
-rw-r--r-- | overcloud.yaml | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/overcloud.yaml b/overcloud.yaml index c2a47b8d..9b95484e 100644 --- a/overcloud.yaml +++ b/overcloud.yaml @@ -174,6 +174,15 @@ parameters: description: Shared secret to prevent spoofing type: string hidden: true + NeutronTenantMtu: + description: > + The default MTU for tenant networks. For VXLAN/GRE tunneling, this should + be at least 50 bytes smaller than the MTU on the physical network. This + value will be used to set the MTU on the virtual Ethernet device. + This value will be used to construct the NeutronDnsmasqOptions, since that + will determine the MTU that is assigned to the VM host through DHCP. + default: "1400" + type: string NeutronTunnelTypes: default: 'vxlan' description: | @@ -214,7 +223,7 @@ parameters: The mechanism drivers for the Neutron tenant network. type: comma_delimited_list NeutronPluginExtensions: - default: "qos" + default: "qos,port_security" description: | Comma-separated list of extensions enabled for the Neutron plugin. type: comma_delimited_list @@ -516,8 +525,11 @@ parameters: type: number default: 4096 NeutronDnsmasqOptions: - default: 'dhcp-option-force=26,1400' - description: Dnsmasq options for neutron-dhcp-agent. The default value here forces MTU to be set to 1400 to account for the tunnel overhead. + default: 'dhcp-option-force=26,%MTU%' + description: > + Dnsmasq options for neutron-dhcp-agent. The default value here forces MTU + to be set to the value of NeutronTenantMtu, which should be set to account + for tunnel overhead. type: string NeutronPublicInterfaceDefaultRoute: default: '' @@ -916,6 +928,7 @@ resources: NeutronPublicInterfaceIP: {get_param: NeutronPublicInterfaceIP} NeutronFlatNetworks: {get_param: NeutronFlatNetworks} NeutronBridgeMappings: {get_param: NeutronBridgeMappings} + NeutronTenantMtu: {get_param: NeutronTenantMtu} NeutronExternalNetworkBridge: {get_param: NeutronExternalNetworkBridge} NeutronEnableIsolatedMetadata: {get_param: NeutronEnableIsolatedMetadata} NeutronEnableTunnelling: {get_param: NeutronEnableTunnelling} @@ -925,7 +938,11 @@ resources: NeutronPublicInterfaceDefaultRoute: {get_param: NeutronPublicInterfaceDefaultRoute} NeutronPublicInterfaceRawDevice: {get_param: NeutronPublicInterfaceRawDevice} NeutronPassword: {get_param: NeutronPassword} - NeutronDnsmasqOptions: {get_param: NeutronDnsmasqOptions} + NeutronDnsmasqOptions: + str_replace: + template: {get_param: NeutronDnsmasqOptions} + params: + '%MTU%': {get_param: NeutronTenantMtu} NeutronDVR: {get_param: NeutronDVR} NeutronMetadataProxySharedSecret: {get_param: NeutronMetadataProxySharedSecret} NeutronAgentMode: {get_param: NeutronAgentMode} @@ -1014,6 +1031,7 @@ resources: KeystoneAdminApiVirtualIP: {get_attr: [VipMap, net_ip_map, {get_param: [ServiceNetMap, KeystoneAdminApiNetwork]}]} KeystonePublicApiVirtualIP: {get_attr: [VipMap, net_ip_map, {get_param: [ServiceNetMap, KeystonePublicApiNetwork]}]} NeutronBridgeMappings: {get_param: NeutronBridgeMappings} + NeutronTenantMtu: {get_param: NeutronTenantMtu} NeutronEnableTunnelling: {get_param: NeutronEnableTunnelling} NeutronEnableL2Pop : {get_param: NeutronEnableL2Pop} NeutronFlatNetworks: {get_param: NeutronFlatNetworks} |