diff --git a/doc/pcs-crmsh-quick-ref.md b/doc/pcs-crmsh-quick-ref.md index 814a9f0d02..28c6632d0b 100644 --- a/doc/pcs-crmsh-quick-ref.md +++ b/doc/pcs-crmsh-quick-ref.md @@ -1,267 +1,277 @@ **Table of Contents** - [General Operations](#general-operations) - [Display the configuration](#display-the-configuration) - [Display the current status](#display-the-current-status) - [Node standby](#node-standby) - [Set cluster property](#set-cluster-property) - [Resource manipulation](#resource-manipulation) - [List Resource Agent (RA) classes](#list-resource-agent-ra-classes) - [List available RAs](#list-available-ras) - [List RA info](#list-ra-info) - [Create a resource](#create-a-resource) - [Display a resource](#display-a-resource) - [Display fencing resources](#display-fencing-resources) - [Display Stonith RA info](#display-stonith-ra-info) - [Start a resource](#start-a-resource) - [Stop a resource](#stop-a-resource) - [Remove a resource](#remove-a-resource) - [Modify a resource](#modify-a-resource) - [Delete parameters for a given resource](#delete-parameters-for-a-given-resource) - [List the current resource defaults](#list-the-current-resource-defaults) - [Set resource defaults](#set-resource-defaults) - [List the current operation defaults](#list-the-current-operation-defaults) - [Set operation defaults](#set-operation-defaults) - [Set Colocation](#set-colocation) - [Set ordering](#set-ordering) - [Set preferred location](#set-preferred-location) - [Move resources](#move-resources) - [Create a clone](#create-a-clone) - [Create a master/slave clone](#create-a-masterslave-clone) - [Other operations](#other-operations) - [Batch changes](#batch-changes) # General Operations ## Display the configuration crmsh # crm configure show xml pcs # pcs cluster cib crmsh can show a simplified (non-xml) syntax as well crmsh # crm configure show ## Display the current status crmsh # crm status pcs # pcs status also # crm_mon -1 ## Node standby Put node in standby crmsh # crm node standby pcmk-1 pcs # pcs cluster standby pcmk-1 Remove node from standby crmsh # crm node online pcmk-1 pcs # pcs cluster unstandby pcmk-1 crm has the ability to set the status on reboot or forever. pcs can apply the change to all the nodes. ## Set cluster property crmsh # crm configure property stonith-enabled=false pcs # pcs property set stonith-enabled=false # Resource manipulation ## List Resource Agent (RA) classes crmsh # crm ra classes pcs # pcs resource standards ## List available RAs crmsh # crm ra list ocf crmsh # crm ra list lsb crmsh # crm ra list service crmsh # crm ra list stonith pcs # pcs resource agents ocf pcs # pcs resource agents lsb pcs # pcs resource agents service pcs # pcs resource agents stonith pcs # pcs resource agents You can also filter by provider crmsh # crm ra list ocf pacemaker pcs # pcs resource agents ocf:pacemaker ## List RA info crmsh # crm ra meta IPaddr2 pcs # pcs resource describe IPaddr2 Use any RA name (like IPaddr2) from the list displayed with the previous command You can also use the full class:provider:RA format if multiple RAs with the same name are available : crmsh # crm ra meta ocf:heartbeat:IPaddr2 pcs # pcs resource describe ocf:heartbeat:IPaddr2 ## Create a resource crmsh # crm configure primitive ClusterIP ocf:heartbeat:IPaddr2 \ params ip=192.168.122.120 cidr_netmask=32 \ op monitor interval=30s pcs # pcs resource create ClusterIP IPaddr2 ip=192.168.0.120 cidr_netmask=32 The standard and provider (`ocf:heartbeat`) are determined automatically since `IPaddr2` is unique. The monitor operation is automatically created based on the agent's metadata. ## Display a resource crmsh # crm configure show pcs # pcs resource show crmsh also displays fencing resources. The result can be filtered by supplying a resource name (IE `ClusterIP`): crmsh # crm configure show ClusterIP pcs # pcs resource show ClusterIP crmsh also displays fencing resources. ## Display fencing resources crmsh # crm resource show pcs # pcs stonith show pcs treats STONITH devices separately. ## Display Stonith RA info crmsh # crm ra meta stonith:fence_ipmilan pcs # pcs stonith describe fence_ipmilan ## Start a resource crmsh # crm resource start ClusterIP pcs # pcs resource enable ClusterIP ## Stop a resource crmsh # crm resource stop ClusterIP pcs # pcs resource disable ClusterIP ## Remove a resource crmsh # crm configure delete ClusterIP pcs # pcs resource delete ClusterIP ## Modify a resource crmsh # crm resource param ClusterIP set clusterip_hash=sourceip pcs # pcs resource update ClusterIP clusterip_hash=sourceip ## Delete parameters for a given resource crmsh # crm resource param ClusterIP delete nic pcs # pcs resource update ClusterIP ip=192.168.0.98 nic= ## List the current resource defaults crmsh # crm configure show type:rsc_defaults pcs # pcs resource rsc defaults ## Set resource defaults crmsh # crm configure rsc_defaults resource-stickiness=100 pcs # pcs resource rsc defaults resource-stickiness=100 ## List the current operation defaults crmsh # crm configure show type:op_defaults pcs # pcs resource op defaults ## Set operation defaults crmsh # crm configure op_defaults timeout=240s pcs # pcs resource op defaults timeout=240s ## Set Colocation crmsh # crm configure colocation website-with-ip INFINITY: WebSite ClusterIP pcs # pcs constraint colocation add ClusterIP with WebSite INFINITY With roles crmsh # crm configure colocation another-ip-with-website inf: AnotherIP WebSite:Master pcs # pcs constraint colocation add Started AnotherIP with Master WebSite INFINITY ## Set ordering crmsh # crm configure order apache-after-ip mandatory: ClusterIP WebSite pcs # pcs constraint order ClusterIP then WebSite With roles: crmsh # crm configure order ip-after-website Mandatory: WebSite:Master AnotherIP pcs # pcs constraint order promote WebSite then start AnotherIP ## Set preferred location crmsh # crm configure location prefer-pcmk-1 WebSite 50: pcmk-1 pcs # pcs constraint location WebSite prefers pcmk-1=50 With roles: crmsh # crm configure location prefer-pcmk-1 WebSite rule role=Master 50: \#uname eq pcmk-1 pcs # pcs constraint location WebSite rule role=master 50 \#uname eq pcmk-1 ## Move resources crmsh # crm resource move WebSite pcmk-1 pcs # pcs resource move WebSite pcmk-1 crmsh # crm resource unmove WebSite - pcs # pcs resource unmove WebSite + pcs # pcs resource clear WebSite -Remember that moving a resource set a stickyness to -INF until unmoved +A resource can also be moved away from a given node: + + crmsh # + pcs # pcs resource ban Website pcmk-2 + +Remember that moving a resource sets a stickyness to -INF to a given node until unmoved +Also, pcs deals with constraints differently. These can be manipulated by the command above as well as the following and others + + crmsh # + pcs # pcs constraint list --full + pcs # pcs constraint remove cli-ban-Website-on-pcmk-1 ## Create a clone crmsh # crm configure clone WebIP ClusterIP meta globally-unique=true clone-max=2 clone-node-max=2 pcs # pcs resource clone ClusterIP globally-unique=true clone-max=2 clone-node-max=2 ## Create a master/slave clone crmsh # crm configure ms WebDataClone WebData \ meta master-max=1 master-node-max=1 \ clone-max=2 clone-node-max=1 notify=true pcs # resource master WebDataClone WebData \ master-max=1 master-node-max=1 clone-max=2 clone-node-max=1 \ notify=true # Other operations ## Batch changes crmsh # crm crmsh # cib new drbd_cfg crmsh # configure primitive WebData ocf:linbit:drbd params drbd_resource=wwwdata \ op monitor interval=60s crmsh # configure ms WebDataClone WebData meta master-max=1 master-node-max=1 \ clone-max=2 clone-node-max=1 notify=true crmsh # cib commit drbd_cfg crmsh # quit . pcs # pcs cluster cib drbd_cfg pcs # pcs -f drbd_cfg resource create WebData ocf:linbit:drbd drbd_resource=wwwdata \ op monitor interval=60s pcs # pcs -f drbd_cfg resource master WebDataClone WebData master-max=1 master-node-max=1 \ clone-max=2 clone-node-max=1 notify=true pcs # pcs cluster push cib drbd_cfg