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node rejoin: improve error code handling

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- return ERR_REJOIN_FAIL in all cases where the rejoin operation fails
 - ensure ERR_FOLLOW_FAIL is not returned
 - document error codes
This commit is contained in:
Ian Barwick
2019-01-24 10:31:45 +09:00
parent dfe57d2406
commit 59eca2be30
5 changed files with 65 additions and 9 deletions
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2
doc/repmgr-node-check.sgml
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@@ -165,6 +165,7 @@
Following exit codes can be emitted by <command>repmgr status check</command>
if no individual check was specified.
</para>
<variablelist>
<varlistentry>
@@ -186,6 +187,7 @@
</varlistentry>
</variablelist>
</refsect1>

53
doc/repmgr-node-rejoin.sgml
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@@ -255,6 +255,59 @@
</refsect1>
<refsect1>
<title>Exit codes</title>
<para>
Following exit codes can be emitted by <command>repmgr node rejoin</command>:
</para>
<variablelist>
<varlistentry>
<term><option>SUCCESS (0)</option></term>
<listitem>
<para>
The node rejoin succeeded; or if <option>--dry-run</option> was provided,
no issues were detected which would prevent the node rejoin.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>ERR_BAD_CONFIG (1)</option></term>
<listitem>
<para>
A configuration issue was detected which prevented &repmgr; from
continuing with the node rejoin.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>ERR_NO_RESTART (4)</option></term>
<listitem>
<para>
The node could not be restarted.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><option>ERR_REJOIN_FAIL (24)</option></term>
<listitem>
<para>
The node rejoin operation failed.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
</refsect1>
<refsect1>
<title>See also</title>
<para>