Configure a Pacemaker/Corosync cluster with PCS

Configure Pacemaker/Cororsync clusters with the Pacemaker/Cororsync conifguration system (PCS)

salt.modules.pcs.auth(nodes, pcsuser='hacluster', pcspasswd='hacluster', extra_args=None)

Authorize nodes to the cluster

nodes

a list of nodes which should be authorized to the cluster

pcsuser

user for communitcation with PCS (default: hacluster)

pcspasswd

password for pcsuser (default: hacluster)

extra_args

list of extra option for the 'pcs cluster auth' command

CLI Example:

salt '*' pcs.auth nodes='[ node1.example.org node2.example.org ]' pcsuser=hacluster pcspasswd=hoonetorg extra_args="[ '--force' ]"

salt.modules.pcs.cib_create(cibfile, scope='configuration', extra_args=None)

Create a CIB-file from the current CIB of the cluster

cibfile

name/path of the file containing the CIB

scope

specific section of the CIB (default: configuration)

extra_args

additional options for creating the CIB-file

CLI Example:

salt '*' pcs.cib_create cibfile='/tmp/VIP_apache_1.cib' scope=False

salt.modules.pcs.cib_push(cibfile, scope='configuration', extra_args=None)

Push a CIB-file as the new CIB to the cluster

cibfile

name/path of the file containing the CIB

scope

specific section of the CIB (default: configuration)

extra_args

additional options for creating the CIB-file

CLI Example:

salt '*' pcs.cib_push cibfile='/tmp/VIP_apache_1.cib' scope=False

salt.modules.pcs.cluster_node_add(node, extra_args=None)

Add a node to the pacemaker cluster via pcs command

node

node that should be added

extra_args

list of extra option for the 'pcs cluster node add' command

CLI Example:

salt '*' pcs.cluster_node_add node=node2.example.org

salt.modules.pcs.cluster_setup(nodes, pcsclustername='pcscluster', extra_args=None)

Setup pacemaker cluster via pcs command

nodes

a list of nodes which should be set up

pcsclustername

Name of the Pacemaker cluster (default: pcscluster)

extra_args

list of extra option for the 'pcs cluster setup' command

CLI Example:

salt '*' pcs.cluster_setup nodes='[ node1.example.org node2.example.org ]' pcsclustername=pcscluster

salt.modules.pcs.config_show(cibfile=None)

Show config of cluster

cibfile

name/path of the file containing the CIB

CLI Example:

salt '*' pcs.config_show cibfile='/tmp/cib_for_galera'

salt.modules.pcs.is_auth(nodes)

Check if nodes are already authorized

nodes

a list of nodes to be checked for authorization to the cluster

CLI Example:

salt '*' pcs.is_auth nodes='[node1.example.org node2.example.org]'

salt.modules.pcs.item_create(item, item_id, item_type, create='create', extra_args=None, cibfile=None)

Create an item via pcs command (mainly for use with the pcs state module)

item

config, property, resource, constraint etc.

item_id

id of the item

item_type

item type

create

create command (create or set f.e., default: create)

extra_args

additional options for the pcs command

cibfile

use cibfile instead of the live CIB

salt.modules.pcs.item_show(item, item_id=None, item_type=None, show='show', extra_args=None, cibfile=None)

Show an item via pcs command (mainly for use with the pcs state module)

item

config, property, resource, constraint etc.

item_id

id of the item

item_type

item type

show

show command (probably None, default: show)

extra_args

additional options for the pcs command

cibfile

use cibfile instead of the live CIB

salt.modules.pcs.prop_set(prop, value, extra_args=None, cibfile=None)

Set the value of a cluster property

prop

name of the property

value

value of the property prop

extra_args

additional options for the pcs property command

cibfile

use cibfile instead of the live CIB

CLI Example:

salt '*' pcs.prop_set prop='no-quorum-policy' value='ignore' cibfile='/tmp/2_node_cluster.cib'

salt.modules.pcs.prop_show(prop, extra_args=None, cibfile=None)

Show the value of a cluster property

prop

name of the property

extra_args

additional options for the pcs property command

cibfile

use cibfile instead of the live CIB

CLI Example:

salt '*' pcs.prop_show cibfile='/tmp/2_node_cluster.cib' prop='no-quorum-policy' cibfile='/tmp/2_node_cluster.cib'

salt.modules.pcs.resource_create(resource_id, resource_type, resource_options=None, cibfile=None)

Create a resource via pcs command

resource_id

name for the resource

resource_type

resource type (f.e. ocf:heartbeat:IPaddr2 or VirtualIP)

resource_options

additional options for creating the resource

cibfile

use cibfile instead of the live CIB for manipulation

CLI Example:

salt '*' pcs.resource_create resource_id='galera' resource_type='ocf:heartbeat:galera' resource_options="['wsrep_cluster_address=gcomm://node1.example.org,node2.example.org,node3.example.org', '--master']" cibfile='/tmp/cib_for_galera.cib'

salt.modules.pcs.resource_show(resource_id, extra_args=None, cibfile=None)

Show a resource via pcs command

resource_id

name of the resource

extra_args

additional options for the pcs command

cibfile

use cibfile instead of the live CIB

CLI Example:

salt '*' pcs.resource_show resource_id='galera' cibfile='/tmp/cib_for_galera.cib'

salt.modules.pcs.stonith_create(stonith_id, stonith_device_type, stonith_device_options=None, cibfile=None)

Create a stonith resource via pcs command

stonith_id

name for the stonith resource

stonith_device_type

name of the stonith agent fence_eps, fence_xvm f.e.

stonith_device_options

additional options for creating the stonith resource

cibfile

use cibfile instead of the live CIB for manipulation

CLI Example:

salt '*' pcs.stonith_create stonith_id='eps_fence' stonith_device_type='fence_eps'
                            stonith_device_options="['pcmk_host_map=node1.example.org:01;node2.example.org:02', 'ipaddr=myepsdevice.example.org', 'action=reboot', 'power_wait=5', 'verbose=1', 'debug=/var/log/pcsd/eps_fence.log', 'login=hidden', 'passwd=hoonetorg']" cibfile='/tmp/cib_for_stonith.cib'

salt.modules.pcs.stonith_show(stonith_id, extra_args=None, cibfile=None)

Show the value of a cluster stonith

stonith_id

name for the stonith resource

extra_args

additional options for the pcs stonith command

cibfile

use cibfile instead of the live CIB

CLI Example:

salt '*' pcs.stonith_show stonith_id='eps_fence' cibfile='/tmp/2_node_cluster.cib'