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doc: document new parameters for "failover_validation_command"

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Ian Barwick
2020-09-17 15:44:56 +09:00
parent 73e8373337
commit 82515a9733
4 changed files with 51 additions and 7 deletions
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7
doc/repmgrd-automatic-failover.xml
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@@ -331,11 +331,12 @@
To use this, <option>failover_validation_command</option> in <filename>repmgr.conf</filename>
to a script executable by the <literal>postgres</literal> system user, e.g.:
<programlisting>
failover_validation_command=/path/to/script.sh %n %a</programlisting>
failover_validation_command=/path/to/script.sh %n</programlisting>
</para>
<para>
The <literal>%n</literal> parameter will be replaced with the node ID, and the
<literal>%a</literal> parameter will be replaced by the node name when the script is executed.
The <literal>%n</literal> parameter will be replaced with the node ID when the script is
executed. A number of other parameters are also available, see section
&quot;<xref linkend="repmgrd-automatic-failover-configuration-optional"/>&quot; for details.
</para>
<para>
This script must return an exit code of <literal>0</literal> to indicate the node should promote itself.