Update comments in default group_vars
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# Logging configuration (uncomment to override defaults)
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# These default options are generally best for most clusters; override these if you want more granular
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# control over the logging output of the PVC system.
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#pvc_log_to_file: False # Log to a file in /var/log/pvc
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#pvc_log_to_stdout: True # Log to stdout (i.e. journald)
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#pvc_log_to_zookeeper: True # Log to Zookeeper (required for 'node log' commands)
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#pvc_log_to_file: False # Log to files in /var/log/pvc
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#pvc_log_to_zookeeper: True # Log to Zookeeper; required for 'node log' commands to function, but writes a lot of data to Zookeeper - disable if using very small system disks
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#pvc_log_colours: True # Log colourful prompts for states instead of text
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#pvc_log_dates: False # Log dates (useful with log_to_file, not useful with log_to_stdout as journald adds these)
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#pvc_log_keepalives: True # Log keepalive event every pvc_keepalive_interval seconds
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#pvc_log_keepalives: True # Log each keepalive event every pvc_keepalive_interval seconds
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#pvc_log_keepalive_cluster_details: True # Log cluster details (VMs, OSDs, load, etc.) duing keepalive events
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#pvc_log_keepalive_plugin_details: True # Log health plugin details (messages) suring keepalive events
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#pvc_log_console_lines: 1000 # The number of VM console log lines to store in Zookeeper for 'vm log' commands.
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@ -16,110 +16,113 @@
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# Timing and fencing configuration (uncomment to override defaults)
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# These default options are generally best for most clusters; override these if you want more granular
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# control over the timings of various areas of the cluster, for instance if your hardware is slow or error-prone.
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# DO NOT lower most of these values; this will NOT provide "more reliability", but the contrary.
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#pvc_vm_shutdown_timeout: 180 # Number of seconds before a 'shutdown' VM is forced off
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#pvc_keepalive_interval: 5 # Number of seconds between keepalive ticks
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#pvc_monitoring_interval: 15 # Number of seconds between monitoring plugin runs
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#pvc_fence_intervals: 6 # Number of keepalive ticks before a node is considered dead
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#pvc_suicide_intervals: 0 # Number of keepalive ticks before a node consideres itself dead (0 to disable)
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#pvc_suicide_intervals: 0 # Number of keepalive ticks before a node consideres itself dead and forcibly restarts itself (0 to disable, recommended)
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#pvc_fence_successful_action: migrate # What to do with VMs when a fence is successful (migrate, None)
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#pvc_fence_failed_action: None # What to do with VMs when a fence is failed (migrate, None) - migrate is DANGEROUS without pvc_suicide_intervals set to < pvc_fence_intervals
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#pvc_migrate_target_selector: mem # The selector to use for migrating VMs if not explicitly set; one of mem, memfree, load, vcpus, vms
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#pvc_migrate_target_selector: mem # The selector to use for migrating VMs if not explicitly set by the VM; one of mem, memfree, load, vcpus, vms
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# Client API basic configuration
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pvc_api_listen_address: "{{ pvc_upstream_floatingip }}"
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pvc_api_listen_port: "7370"
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pvc_api_listen_address: "{{ pvc_upstream_floatingip }}" # This should usually be the upstream floating IP
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pvc_api_listen_port: "7370" # This can be any port, including low ports, if desired, but be mindful of port conflicts
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pvc_api_secret_key: "" # Use pwgen to generate
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# Client API user tokens
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# Create a token (random UUID or password) for each user you wish to have access to the PVC API.
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# The first token will always be used for the "local" connection, and thus at least one token MUST be defined.
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# WARNING: All tokens function at the same privilege level and provide FULL CONTROL over the cluster. Keep them secret!
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pvc_api_enable_authentication: True
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pvc_api_tokens:
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# - description: "myuser"
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# token: "a3945326-d36c-4024-83b3-2a8931d7785a"
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- description: "myuser" # The description is purely cosmetic for current iterations of PVC
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token: "a3945326-d36c-4024-83b3-2a8931d7785a" # The token should be random for security; use uuidgen or pwgen to generate
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# PVC API SSL configuration
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# Use these options to enable SSL for the API listener, providing security over WAN connections.
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# There are two options for defining the SSL certificate and key to use:
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# a) Set both pvc_api_ssl_cert_path and pvc_api_ssl_key_path to paths to an existing SSL combined (CA + cert) certificate and key, respectively, on the system.
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# b) Set both pvc_api_ssl_cert and pvc_api_ssl_key to the raw PEM-encoded contents of an SSL combined (CA + cert) certificate and key, respectively, which will be installed under /etc/pvc.
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# a) Set both pvc_api_ssl_cert_path and pvc_api_ssl_key_path to paths to an existing SSL combined (CA + intermediate + cert) certificate and key, respectively, on the system.
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# b) Set both pvc_api_ssl_cert and pvc_api_ssl_key to the raw PEM-encoded contents of an SSL combined (CA + intermediate + cert) certificate and key, respectively, which will be installed under /etc/pvc.
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# If the _path options are non-empty, the raw entries are ignored and will not be used.
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pvc_api_enable_ssl: False
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pvc_api_ssl_cert_path:
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pvc_api_enable_ssl: False # Enable SSL listening; this is highly recommended when using the API over the Internet!
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pvc_api_ssl_cert_path: "" # Set a path here, or...
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pvc_api_ssl_cert: >
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# A RAW CERTIFICATE FILE, installed to /etc/pvc/api-cert.pem
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pvc_api_ssl_key_path:
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# Enter a A RAW CERTIFICATE FILE content, installed to /etc/pvc/api-cert.pem
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pvc_api_ssl_key_path: "" # Set a path here, or...
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pvc_api_ssl_key: >
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# A RAW KEY FILE, installed to /etc/pvc/api-key.pem
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# Enter a A RAW KEY FILE content, installed to /etc/pvc/api-key.pem
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# Ceph storage configuration
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pvc_ceph_storage_secret_uuid: "" # Use uuidgen to generate
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# Database configuration
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pvc_dns_database_name: "pvcdns"
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pvc_dns_database_user: "pvcdns"
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pvc_dns_database_name: "pvcdns" # Should usually be "pvcdns" unless there is good reason to change it
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pvc_dns_database_user: "pvcdns" # Should usually be "pvcdns" unless there is good reason to change it
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pvc_dns_database_password: "" # Use pwgen to generate
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pvc_api_database_name: "pvcapi"
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pvc_api_database_user: "pvcapi"
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pvc_api_database_name: "pvcapi" # Should usually be "pvcapi" unless there is good reason to change it
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pvc_api_database_user: "pvcapi" # Should usually be "pvcapi" unless there is good reason to change it
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pvc_api_database_password: "" # Use pwgen to generate
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pvc_replication_database_user: "replicator"
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pvc_replication_database_user: "replicator" # Should be "replicator" for Patroni
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pvc_replication_database_password: "" # Use pwgen to generate
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pvc_superuser_database_user: "postgres"
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pvc_superuser_database_user: "postgres" # Should be "postgres"
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pvc_superuser_database_password: "" # Use pwgen to generate
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# Network routing configuration
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# > The ASN should be a private ASN number.
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# > The list of routers are those which will learn routes to the PVC client networks via BGP;
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# The ASN should be a private ASN number, usually "65500"
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# The list of routers are those which will learn routes to the PVC client networks via BGP;
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# they should speak BGP and allow sessions from the PVC nodes.
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# If you do not have any upstream BGP routers, e.g. if you wish to use static routing to and from managed networks, leave the list empty
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pvc_asn: "65500"
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pvc_routers:
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- "192.168.100.1"
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- "10.100.0.254"
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# PVC Node list
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# > Every node configured with this playbook must be specified in this list.
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# Every node configured with this playbook must be specified in this list.
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pvc_nodes:
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- hostname: "pvchv1" # This name MUST match the Ansible inventory_hostname's first portion, i.e. "inventory_hostname.split('.')[0]"
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is_coordinator: yes
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node_id: 1
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router_id: "192.168.100.11"
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upstream_ip: "192.168.100.11"
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- hostname: "hv1" # This name MUST match the Ansible inventory_hostname's first portion, i.e. "inventory_hostname.split('.')[0]"
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is_coordinator: yes # Coordinators should be set to "yes", hypervisors to "no"
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node_id: 1 # Should match the number portion of the hostname
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router_id: "10.100.0.1"
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upstream_ip: "10.100.0.1"
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cluster_ip: "10.0.0.1"
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storage_ip: "10.0.1.1"
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ipmi_host: "{{ ipmi['hosts']['pvchv1']['hostname'] }}" # Note the node hostname key in here
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ipmi_host: "{{ ipmi['hosts']['hv1']['hostname'] }}" # Note the node hostname as the key here
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ipmi_user: "{{ ipmi['users']['pvc']['username'] }}"
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ipmi_password: "{{ ipmi['users']['pvc']['password'] }}"
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cpu_tuning: # Example of cpu_tuning overrides per-node, only relevant if enabled; see below
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system_cpus: 2
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osd_cpus: 2
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- hostname: "pvchv2" # This name MUST match the Ansible inventory_hostname's first portion, i.e. "inventory_hostname.split('.')[0]"
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system_cpus: 2 # Number of CPU cores (+ their hyperthreads) to allocate to the system
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osd_cpus: 2 # Number of CPU cores (+ their hyperthreads) to allocate to the storage OSDs
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- hostname: "hv2" # This name MUST match the Ansible inventory_hostname's first portion, i.e. "inventory_hostname.split('.')[0]"
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is_coordinator: yes
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node_id: 2
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router_id: "192.168.100.12"
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upstream_ip: "192.168.100.12"
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router_id: "10.100.0.2"
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upstream_ip: "10.100.0.2"
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cluster_ip: "10.0.0.2"
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storage_ip: "10.0.1.2"
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ipmi_host: "{{ ipmi['hosts']['pvchv2']['hostname'] }}" # Note the node hostname key in here
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ipmi_host: "{{ ipmi['hosts']['hv2']['hostname'] }}" # Note the node hostname as the key here
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ipmi_user: "{{ ipmi['users']['pvc']['username'] }}"
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ipmi_password: "{{ ipmi['users']['pvc']['password'] }}"
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- hostname: "pvchv3" # This name MUST match the Ansible inventory_hostname's first portion, i.e. "inventory_hostname.split('.')[0]"
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- hostname: "hv3" # This name MUST match the Ansible inventory_hostname's first portion, i.e. "inventory_hostname.split('.')[0]"
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is_coordinator: yes
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node_id: 3
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router_id: "192.168.100.13"
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upstream_ip: "192.168.100.13"
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router_id: "10.100.0.3"
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upstream_ip: "10.100.0.3"
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cluster_ip: "10.0.0.3"
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storage_ip: "10.0.1.3"
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ipmi_host: "{{ ipmi['hosts']['pvchv3']['hostname'] }}" # Note the node hostname key in here
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ipmi_host: "{{ ipmi['hosts']['hv3']['hostname'] }}" # Note the node hostname as the key here
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ipmi_user: "{{ ipmi['users']['pvc']['username'] }}"
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ipmi_password: "{{ ipmi['users']['pvc']['password'] }}"
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# Bridge device entry
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# This device is passed to PVC and is used when creating bridged networks. Normal managed networks are
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# created on top of the "cluster" interface defined below, however bridged networks must be created
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# directly on an underlying non-vLAN network device. This can be the same underlying device as the
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# upstream/cluster/storage networks (especially if the upstream network device is not a vLAN itself),
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# or a different device separate from the other 3 main networks.
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pvc_bridge_device: bondU # Replace based on your network configuration
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pvc_bridge_mtu: 1500 # Replace based on your network configuration
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# This device is used when creating bridged networks. Normal managed networks are created on top of the
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# "cluster" interface defined below, however bridged networks must be created directly on an underlying
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# non-vLAN network device. This can be the same underlying device as the upstream/cluster/storage networks
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# (especially if the upstream network device is not a vLAN itself), or a different device separate from the
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# other 3 main networks.
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pvc_bridge_device: bond0 # Replace based on your network configuration
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pvc_bridge_mtu: 1500 # Replace based on your network configuration; bridges will have this MTU by default unless otherwise specified
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# SR-IOV device configuration
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# SR-IOV enables the passing of hardware-virtualized network devices (VFs), created on top of SR-IOV-enabled
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@ -154,7 +157,6 @@ pvc_sriov_enable: False
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# > ADVANCED TUNING: These options are strongly recommended due to the performance gains possible, but
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# most users would be able to use the default without too much issue. Read the following notes
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# carefully to determine if this setting should be enabled in your cluster.
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# > NOTE: CPU tuning is only supported on Debian Bullseye (11) or newer
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# > NOTE: CPU tuning playbooks require jmespath (e.g. python3-jmespath) installed on the controller node
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# > Defines CPU tuning/affinity options for various subsystems within PVC. This is useful to
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# help limit the impact that noisy elements may have on other elements, e.g. busy VMs on
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