[Linux-HA] Linux-HA 2.0 LSB Resource

[Andrew Beekhof]

On 10/7/05, Serge.Dubrouski at fjcomm.com <Serge.Dubrouski at fjcomm.com> wrote:
> Hello All -
>
> I'm trying to build a simple HA Cluster with one Virtual IP but I want to
> make it an LSB resource so it'll be monitored by Linux-HA through LSB init
> script. I created an lsbIPaddr init script that supports standard start,
> stop and monitor command and expect to receive one parameter through
> IP_ADDR environment variable.

unfortunately the LRM does not pass any environment variables to LSB scripts.

i thought it was going to, i still think it should, but it doesn't.

 I also created a cib.xml file in according to
> this
> document:http://www.linux-ha.org/print.php/ClusterInformationBase_2fActions
> Here is my cib.xml file:
>
>  <cib admin_epoch="0" have_quorum="true" num_peers="1"
> origin="aspapptest2.tonservices.com" cib_feature_revision="1"
> last_written="Fri Oct  7 10:31:07 2005"
> dc_uuid="b0762bad-ef02-4f9e-8caa-1694023be1c2" debug_source="finalize_join"
> ccm_transition="2" generated="true" epoch="23" num_updates="2348">
>    <configuration>
>      <crm_config>
>        <nvpair id="require_quorum" name="require_quorum" value="true"/>
>        <nvpair id="symmetric_cluster" name="symetric_cluster"
> value="false"/>
>      </crm_config>
>      <nodes>
>        <node id="b0762bad-ef02-4f9e-8caa-1694023be1c2"
> uname="aspapptest3.tonservices.com" type="member"/>
>        <node id="5eb542d9-bacd-41d2-acb0-3f8559e2e35c"
> uname="aspapptest2.tonservices.com" type="member"/>
>      </nodes>
>      <resources>
>        <primitive class="lsb" type="lsbIPaddr" is_managed="true"
> id="ip_resource">
>          <instance_attributes>
>            <attributes>
>              <nvpair name="ip" value="10.1.25.48"
> id="1ce74255-34e5-442e-a651-0837815ed611"/>
>            </attributes>
>          </instance_attributes>
>          <operations>
>            <op id="1" name="start" timeout="3s">
>              <instance_attributes>
>                <attributes>
>                  <nvpair name="IP_ADDR" value="10.1.25.48"
> id="8e77707c-d52e-4134-b698-ea50928ac4c4"/>
>                </attributes>
>              </instance_attributes>
>            </op>
>            <op id="2" name="stop" timeout="3s">
>              <instance_attributes>
>                <attributes>
>                  <nvpair name="IP_ADDR" value="10.1.25.48"
> id="5827adba-06ba-4325-834d-af4cc85fc869"/>
>                </attributes>
>              </instance_attributes>
>            </op>
>            <op id="3" name="monitor" interval="30s" timeout="3s">
>              <instance_attributes>
>                <attributes>
>                  <nvpair name="IP_ADDR" value="10.1.25.48"
> id="053450de-e7b8-4dbf-aeaa-812a35a99a9e"/>
>                </attributes>
>              </instance_attributes>
>            </op>
>          </operations>
>        </primitive>
>      </resources>
>      <constraints>
>        <rsc_location id="run_ip_resource" rsc="ip_resource">
>          <rule id="pref_run_ip_resource" score="1000">
>            <expression attribute="#uname" operation="eq"
> value="aspapptest2.tonservices.com"
> id="879a02ff-0589-4387-a42c-4197f0c4e515"/>
>          </rule>
>          <rule id="b4668e44-93f7-46d5-bf69-0646aea4724b" score="100">
>            <expression attribute="#uname" operation="eq"
> value="aspapptest3.tonservices.com"
> id="f4608441-0709-4c41-83c6-0142c1180f76"/>
>          </rule>
>        </rsc_location>
>      </constraints>
>    </configuration>
>    <status>
>      <node_state uname="aspapptest3.tonservices.com" in_ccm="true"
> origin="do_lrm_query" id="b0762bad-ef02-4f9e-8caa-1694023be1c2"
> join="member" ha="active" expected="member"/>
>      <node_state origin="do_lrm_query" join="member" ha="active"
> expected="down" shutdown="1128702663"
> id="5eb542d9-bacd-41d2-acb0-3f8559e2e35c">
>        <lrm>
>          <lrm_resources>
>            <lrm_resource op_status="4" rc_code="1" rsc_state="stop_failed"
> last_op="stop" id="ip_resource">
>              <lrm_rsc_op operation="start"
> transition_key="0:02a2cbaa-3f39-4389-9f19-02390e86a997"
> id="ip_resource_start_0" op_status="4" call_id="2" rc_code="1"
> origin="do_update_resource"
> transition_magic="4:0:02a2cbaa-3f39-4389-9f19-02390e86a997"
> rsc_state="start_failed"/>
>              <lrm_rsc_op operation="stop" origin="do_update_resource"
> rsc_state="stop_failed" rc_code="1" op_status="4" id="ip_resource_stop_0"
> transition_key="18:02a2cbaa-3f39-4389-9f19-02390e86a997"
> transition_magic="4:18:02a2cbaa-3f39-4389-9f19-02390e86a997" call_id="20"/>
>            </lrm_resource>
>          </lrm_resources>
>        </lrm>
>      </node_state>
>    </status>
>  </cib>
>
> As I understand Linux-HA has to pass my IP_ADDR parameter as an environment
> variable to the LSB init script. Unfortunately this doens't work and init
> script receives no variables. Has anybody ever tried to work with LSB
> scripts, not OCF and could you point me out where is the problem?
>
> Thanks.
> Serge Dubrouski.
>
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