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Rename restartpoint_command to archive_cleanup_command.

This commit is contained in:
Itagaki Takahiro 2010-06-10 08:13:50 +00:00
parent 0a7cb85531
commit 56834fc759
4 changed files with 28 additions and 28 deletions
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6
doc/src/sgml/high-availability.sgml
View File

@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/high-availability.sgml,v 1.71 2010/06/07 02:01:08 itagaki Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/high-availability.sgml,v 1.72 2010/06/10 08:13:49 itagaki Exp $ -->
<chapter id="high-availability">
<title>High Availability, Load Balancing, and Replication</title>
@ -681,7 +681,7 @@ protocol to make nodes agree on a serializable transactional order.
</para>
<para>
You can use <varname>restartpoint_command</> to prune the archive of
You can use <varname>archive_cleanup_command</> to prune the archive of
files no longer needed by the standby.
</para>
@ -714,7 +714,7 @@ trigger_file = '/path/to/trigger_file'
<para>
If you're using a WAL archive, its size can be minimized using
the <varname>restartpoint_command</> option to remove files that are
the <varname>archive_cleanup_command</> option to remove files that are
no longer required by the standby server. Note however, that if you're
using the archive for backup purposes, you need to retain files needed
to recover from at least the latest base backup, even if they're no

12
doc/src/sgml/recovery-config.sgml
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@ -1,4 +1,4 @@
<!-- $PostgreSQL: pgsql/doc/src/sgml/recovery-config.sgml,v 2.6 2010/04/28 07:34:11 heikki Exp $ -->
<!-- $PostgreSQL: pgsql/doc/src/sgml/recovery-config.sgml,v 2.7 2010/06/10 08:13:49 itagaki Exp $ -->
<chapter Id="recovery-config">
<title>Recovery Configuration</title>
@ -73,16 +73,16 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"' # Windows
</listitem>
</varlistentry>
<varlistentry id="restartpoint-command" xreflabel="restartpoint_command">
<term><varname>restartpoint_command</varname> (<type>string</type>)</term>
<varlistentry id="archive-cleanup-command" xreflabel="archive_cleanup_command">
<term><varname>archive_cleanup_command</varname> (<type>string</type>)</term>
<indexterm>
<primary><varname>restartpoint_command</> recovery parameter</primary>
<primary><varname>archive_cleanup_command</> recovery parameter</primary>
</indexterm>
<listitem>
<para>
This parameter specifies a shell command that will be executed at
every restartpoint. This parameter is optional. The purpose of the
<varname>restartpoint_command</> is to provide a mechanism for cleaning
<varname>archive_cleanup_command</> is to provide a mechanism for cleaning
up old archived WAL files that are no longer needed by the standby
server.
Any <literal>%r</> is replaced by the name of the file
@ -114,7 +114,7 @@ restore_command = 'copy "C:\\server\\archivedir\\%f" "%p"' # Windows
<varname>recovery_end_command</> is to provide a mechanism for cleanup
following replication or recovery.
Any <literal>%r</> is replaced by the name of the file containing the
last valid restart point, like in <xref linkend="restartpoint-command">.
last valid restart point, like in <xref linkend="archive-cleanup-command">.
</para>
<para>
If the command returns a non-zero exit status then a WARNING log

4
src/backend/access/transam/recovery.conf.sample
View File

@ -46,12 +46,12 @@
#restore_command = '' # e.g. 'cp /mnt/server/archivedir/%f %p'
#
#
# restartpoint_command
# archive_cleanup_command
#
# specifies an optional shell command to execute at every restartpoint.
# This can be useful for cleaning up the archive of a standby server.
#
#restartpoint_command = ''
#archive_cleanup_command = ''
#
# recovery_end_command
#

34
src/backend/access/transam/xlog.c
View File

@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.421 2010/06/10 07:49:23 heikki Exp $
* $PostgreSQL: pgsql/src/backend/access/transam/xlog.c,v 1.422 2010/06/10 08:13:50 itagaki Exp $
*
*-------------------------------------------------------------------------
*/
@ -180,7 +180,7 @@ static bool restoredFromArchive = false;
/* options taken from recovery.conf for archive recovery */
static char *recoveryRestoreCommand = NULL;
static char *recoveryEndCommand = NULL;
static char *restartPointCommand = NULL;
static char *archiveCleanupCommand = NULL;
static RecoveryTargetType recoveryTarget = RECOVERY_TARGET_UNSET;
static bool recoveryTargetInclusive = true;
static TransactionId recoveryTargetXid;
@ -382,10 +382,10 @@ typedef struct XLogCtlData
TimeLineID ThisTimeLineID;
TimeLineID RecoveryTargetTLI;
/*
* restartPointCommand is read from recovery.conf but needs to be in
* archiveCleanupCommand is read from recovery.conf but needs to be in
* shared memory so that the bgwriter process can access it.
*/
char restartPointCommand[MAXPGPATH];
char archiveCleanupCommand[MAXPGPATH];
/*
* SharedRecoveryInProgress indicates if we're still in crash or archive
@ -3063,7 +3063,7 @@ not_available:
* 'failonSignal' is true and the command is killed by a signal, a FATAL
* error is thrown. Otherwise a WARNING is emitted.
*
* This is currently used for restore_end_command and restartpoint_command.
* This is currently used for restore_end_command and archive_cleanup_command.
*/
static void
ExecuteRecoveryCommand(char *command, char *commandName, bool failOnSignal)
@ -5140,12 +5140,12 @@ readRecoveryCommandFile(void)
(errmsg("recovery_end_command = '%s'",
recoveryEndCommand)));
}
else if (strcmp(tok1, "restartpoint_command") == 0)
else if (strcmp(tok1, "archive_cleanup_command") == 0)
{
restartPointCommand = pstrdup(tok2);
archiveCleanupCommand = pstrdup(tok2);
ereport(DEBUG2,
(errmsg("restartpoint_command = '%s'",
restartPointCommand)));
(errmsg("archive_cleanup_command = '%s'",
archiveCleanupCommand)));
}
else if (strcmp(tok1, "recovery_target_timeline") == 0)
{
@ -5752,13 +5752,13 @@ StartupXLOG(void)
ControlFile->checkPointCopy.ThisTimeLineID)));
/*
* Save the selected recovery target timeline ID and restartpoint_command
* Save the selected recovery target timeline ID and archive_cleanup_command
* in shared memory so that other processes can see them
*/
XLogCtl->RecoveryTargetTLI = recoveryTargetTLI;
strncpy(XLogCtl->restartPointCommand,
restartPointCommand ? restartPointCommand : "",
sizeof(XLogCtl->restartPointCommand));
strncpy(XLogCtl->archiveCleanupCommand,
archiveCleanupCommand ? archiveCleanupCommand : "",
sizeof(XLogCtl->archiveCleanupCommand));
if (InArchiveRecovery)
{
@ -7675,11 +7675,11 @@ CreateRestartPoint(int flags)
LWLockRelease(CheckpointLock);
/*
* Finally, execute restartpoint_command, if any.
* Finally, execute archive_cleanup_command, if any.
*/
if (XLogCtl->restartPointCommand[0])
ExecuteRecoveryCommand(XLogCtl->restartPointCommand,
"restartpoint_command",
if (XLogCtl->archiveCleanupCommand[0])
ExecuteRecoveryCommand(XLogCtl->archiveCleanupCommand,
"archive_cleanup_command",
false);
return true;