305 lines
12 KiB
YAML
305 lines
12 KiB
YAML
heat_template_version: pike
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description: Configure hieradata for Network Cisco configuration
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parameters:
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# Parameters passed from the parent template
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servers:
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type: json
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# extra parameters passed via parameter_defaults
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NetworkUCSMIp:
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type: string
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description: Cisco UCSM IP
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default: 127.0.0.1
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NetworkUCSMUsername:
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type: string
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description: Cisco UCSM username
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default: admin
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NetworkUCSMPassword:
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type: string
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description: Cisco UCSM password
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default: password
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NetworkUCSMHostList:
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type: string
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description: >
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Mac address to service profile mapping for UCSM-controlled hosts
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The format is
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'<host1-mac>:<profile>, <host2-mac>:<profile>, ...'
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default: ''
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NetworkUCSMSupportedPciDevs:
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type: string
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description: Cisco UCSM SR-IOV and VM-FEX vendors supported
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default: ''
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NetworkNexusConfig:
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type: json
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description: Nexus switch configuration
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default: {}
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NetworkNexusManagedPhysicalNetwork:
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type: string
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description: The name of the physical_network
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default: ''
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NetworkNexusVlanNamePrefix:
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type: string
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description: A short prefix to prepend to the VLAN name
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default: 'q-'
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NetworkNexusSviRoundRobin:
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type: boolean
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description: A flag to enable round robin scheduling
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default: false
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NetworkNexusProviderVlanNamePrefix:
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type: string
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description: A short prefix to prepend to the VLAN name
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default: 'p-'
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NetworkNexusPersistentSwitchConfig:
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type: string
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description: To make Nexus device persistent
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default: false
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NetworkNexusSwitchHeartbeatTime:
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type: number
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description: >
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Time interval to check the state of the Nexus device. The units of this
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object are seconds. Setting this object to a value of 0 disables the
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replay feature.
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default: 0
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NetworkNexusSwitchReplayCount:
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type: number
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description: >
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This configuration item is OBSOLETE. The Nexus driver replay behavior
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is to continue to attempt to connect to the down Nexus device with a
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period equal to the heartbeat time interval. This was previously the
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Number of times to attempt config replay.
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default: 3
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NetworkNexusProviderVlanAutoCreate:
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type: boolean
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description: A flag whether to manage the creation and removal of VLANs
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default: true
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NetworkNexusProviderVlanAutoTrunk:
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type: boolean
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description: A flag whether to manage the trunk ports on the Nexus
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default: true
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NetworkNexusVxlanGlobalConfig:
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type: boolean
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description: A flag whether to manage the VXLAN global settings
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default: true
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NetworkNexusHostKeyChecks:
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type: boolean
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description: enable strict host key checks when connecting to Nexus switches
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default: false
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NetworkNexusVxlanVniRanges:
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type: string
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description: VXLAN Network IDs that are available for tenant network
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default: ''
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NetworkNexusVxlanMcastRanges:
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type: string
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description: Multicast groups for the VXLAN interface.
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default: ''
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resources:
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# First we lay down the base configuration via the static hieradata mappings
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NetworkCiscoConfig:
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type: OS::Heat::StructuredConfig
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properties:
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group: hiera
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config:
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datafiles:
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neutron_cisco_data:
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mapped_data:
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neutron::plugins::ml2::cisco::ucsm::ucsm_ip: {get_input: UCSM_ip}
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neutron::plugins::ml2::cisco::ucsm::ucsm_username: {get_input: UCSM_username}
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neutron::plugins::ml2::cisco::ucsm::ucsm_password: {get_input: UCSM_password}
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neutron::plugins::ml2::cisco::ucsm::ucsm_host_list: {get_input: UCSM_host_list}
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neutron::plugins::ml2::cisco::ucsm::supported_pci_devs: {get_input: UCSMSupportedPciDevs}
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neutron::plugins::ml2::cisco::nexus::nexus_config: {get_input: NexusConfig}
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neutron::plugins::ml2::cisco::nexus::managed_physical_network: {get_input: NexusManagedPhysicalNetwork}
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neutron::plugins::ml2::cisco::nexus::vlan_name_prefix: {get_input: NexusVlanNamePrefix}
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neutron::plugins::ml2::cisco::nexus::svi_round_robin: {get_input: NexusSviRoundRobin}
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neutron::plugins::ml2::cisco::nexus::provider_vlan_name_prefix: {get_input: NexusProviderVlanNamePrefix}
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neutron::plugins::ml2::cisco::nexus::persistent_switch_config: {get_input: NexusPersistentSwitchConfig}
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neutron::plugins::ml2::cisco::nexus::switch_heartbeat_time: {get_input: NexusSwitchHeartbeatTime}
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neutron::plugins::ml2::cisco::nexus::switch_replay_count: {get_input: NexusSwitchReplayCount}
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neutron::plugins::ml2::cisco::nexus::provider_vlan_auto_create: {get_input: NexusProviderVlanAutoCreate}
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neutron::plugins::ml2::cisco::nexus::provider_vlan_auto_trunk: {get_input: NexusProviderVlanAutoTrunk}
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neutron::plugins::ml2::cisco::nexus::vxlan_global_config: {get_input: NexusVxlanGlobalConfig}
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neutron::plugins::ml2::cisco::nexus::host_key_checks: {get_input: NexusHostKeyChecks}
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neutron::plugins::ml2::cisco::type_nexus_vxlan::vni_ranges: {get_input: NexusVxlanVniRanges}
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neutron::plugins::ml2::cisco::type_nexus_vxlan::mcast_ranges: {get_input: NexusVxlanMcastRanges}
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NetworkCiscoDeployment:
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type: OS::Heat::StructuredDeployments
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properties:
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name: NetworkCiscoDeployment
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config: {get_resource: NetworkCiscoConfig}
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servers: {get_param: [servers, Controller]}
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input_values:
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UCSM_ip: {get_param: NetworkUCSMIp}
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UCSM_username: {get_param: NetworkUCSMUsername}
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UCSM_password: {get_param: NetworkUCSMPassword}
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UCSM_host_list: {get_attr: [MappingToUCSMDeploymentsController, deploy_stdout]}
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UCSMSupportedPciDevs: {get_param: NetworkUCSMSupportedPciDevs}
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NexusConfig: {get_attr: [MappingToNexusDeploymentsController, deploy_stdout]}
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NexusManagedPhysicalNetwork: {get_param: NetworkNexusManagedPhysicalNetwork}
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NexusVlanNamePrefix: {get_param: NetworkNexusVlanNamePrefix}
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NexusSviRoundRobin: {get_param: NetworkNexusSviRoundRobin}
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NexusProviderVlanNamePrefix: {get_param: NetworkNexusProviderVlanNamePrefix}
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NexusPersistentSwitchConfig: {get_param: NetworkNexusPersistentSwitchConfig}
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NexusSwitchHeartbeatTime: {get_param: NetworkNexusSwitchHeartbeatTime}
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NexusSwitchReplayCount: {get_param: NetworkNexusSwitchReplayCount}
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NexusProviderVlanAutoCreate: {get_param: NetworkNexusProviderVlanAutoCreate}
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NexusProviderVlanAutoTrunk: {get_param: NetworkNexusProviderVlanAutoTrunk}
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NexusVxlanGlobalConfig: {get_param: NetworkNexusVxlanGlobalConfig}
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NexusHostKeyChecks: {get_param: NetworkNexusHostKeyChecks}
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NexusVxlanVniRanges: {get_param: NetworkNexusVxlanVniRanges}
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NexusVxlanMcastRanges: {get_param: NetworkNexusVxlanMcastRanges}
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# Now we collect the Mac->Hostname mappings for all nodes, which enables
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# calculation of the neutron::plugins::ml2::cisco::nexus::nexus_config data
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CollectMacConfig:
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type: OS::Heat::SoftwareConfig
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properties:
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group: script
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config: |
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#!/bin/sh
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MACS=$(ifconfig | grep ether | awk '{print $2}' | tr "\n" " ")
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HOST_FQDN=$(hostname -f)
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if [ -z "$HOST_FQDN" ]; then
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HOSTNAME=$(hostname -s)
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# hardcoding the domain name to avoid DNS lookup dependency
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# same type of hardcoding appears elsewhere
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# --ie. controller-puppet.yaml
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# FIXME_HOSTNAME_DOMAIN_HARDCODE
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echo "$HOSTNAME.localdomain $MACS"
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else
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echo "$HOST_FQDN $MACS"
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fi
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{% for role in roles %}
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CollectMacDeployments{{role.name}}:
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type: OS::Heat::SoftwareDeployments
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properties:
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name: CollectMacDeployments{{role.name}}
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servers: {get_param: [servers, {{role.name}}]}
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config: {get_resource: CollectMacConfig}
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actions: ['CREATE'] # Only do this on CREATE
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{% endfor %}
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# Now we calculate the additional nexus config based on the mappings
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MappingToNexusConfig:
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type: OS::Heat::SoftwareConfig
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properties:
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group: script
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inputs:
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{%- for role in roles %}
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- name: {{role.name}}_mappings
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{%- endfor %}
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- name: nexus_config
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config: |
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#!/bin/python
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import ast
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import json
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import os
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from copy import deepcopy
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mappings = [{%- for role in roles %}
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'{{role.name}}_mappings',
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{%- endfor %}
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'nexus_config']
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mapdict_list = []
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nexus = {}
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for map_name in mappings:
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f_name = '/root/' + map_name
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map_data = os.getenv(map_name, "Nada")
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with os.fdopen(os.open(f_name,
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os.O_CREAT | os.O_TRUNC | os.O_WRONLY, 0o644),
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'w') as f:
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f.write(map_data)
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if map_data is not "Nada":
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if map_name is not 'nexus_config':
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mapdict_list.append(ast.literal_eval(map_data))
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else:
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nexus = ast.literal_eval(map_data)
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mac2host = {}
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for mapdict in mapdict_list:
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for (listnum, host2mac_list) in mapdict.iteritems():
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vals = host2mac_list.rstrip().split()
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for mac in vals[1:]:
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mac2host[mac.lower()] = vals[0]
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with os.fdopen(os.open('/root/mac2host',
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os.O_CREAT | os.O_TRUNC | os.O_WRONLY, 0o644),
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'w') as f:
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f.write(str(mac2host))
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# now we have mac to host, map host to switchport in hieradata
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# nexus = ast.literal_eval(os.getenv('nexus_config', None))
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nexus_cp = deepcopy(nexus)
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for nexus_switch in nexus:
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for (mac,swport) in nexus[nexus_switch]['servers'].iteritems():
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lmac=mac.lower()
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if lmac in mac2host:
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hostname = mac2host[lmac]
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# for puppet we need a unique title even at the 2nd key level
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serv_key = nexus_switch + "::" + hostname
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if serv_key in nexus_cp[nexus_switch]['servers']:
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nexus_cp[nexus_switch]['servers'][serv_key]['ports'] += ',' + swport['ports']
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else:
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nexus_cp[nexus_switch]['servers'][serv_key] = swport
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nexus_cp[nexus_switch]['servers'][serv_key]['hostname'] = hostname
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del nexus_cp[nexus_switch]['servers'][mac]
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# Note this echo means you can view the data via heat deployment-show
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print json.dumps(nexus_cp)
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MappingToNexusDeploymentsController:
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type: OS::Heat::SoftwareDeployment
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properties:
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name: MappingToNexusDeploymentsController
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server: {get_param: [servers, Controller, '0']}
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config: {get_resource: MappingToNexusConfig}
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input_values:
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# FIXME(shardy): It'd be more convenient if we could join these
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# items together but because the returned format is a map (not a list)
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# we can't use list_join or str_replace. Possible Heat TODO.
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{%- for role in roles %}
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{{role.name}}_mappings: {get_attr: [CollectMacDeployments{{role.name}}, deploy_stdouts]}
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{%- endfor %}
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nexus_config: {get_param: NetworkNexusConfig}
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actions: ['CREATE'] # Only do this on CREATE
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MappingToUCSMConfig:
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type: OS::Heat::SoftwareConfig
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properties:
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group: script
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inputs:
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- name: ucsm_config
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config: |
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#!/bin/python
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import ast
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import os
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with open('/root/mac2host', 'r') as f:
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s=f.read()
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m2h=ast.literal_eval(s)
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ucs_config = os.getenv('ucsm_config', "Nada")
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ucs_data = []
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lines = ucs_config.split(',')
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for line in lines:
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entry=line.rsplit(":",1)
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mac = entry[0].lower().strip()
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if mac in m2h:
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ucs_data.append(m2h[mac] + ":" + entry[1])
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print ", ".join(ucs_data)
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MappingToUCSMDeploymentsController:
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type: OS::Heat::SoftwareDeployment
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depends_on: MappingToNexusDeploymentsController
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properties:
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name: MappingToUCSMDeploymentsController
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server: {get_param: [servers, Controller, '0']}
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config: {get_resource: MappingToUCSMConfig}
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input_values:
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ucsm_config: {get_param: NetworkUCSMHostList}
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actions: ['CREATE'] # Only do this on CREATE
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