我已经编写了一个Xquery,它在增量备份进行时执行。我知道备份状态返回三个可能的值 - completed
,in-progress
和failed
。不确定最后一个的确切值,但无论如何这是我的xquery -
xquery version "1.0-ml";
declare function local:escape-for-regex
( $arg as xs:string? ) as xs:string {
replace($arg,
'(\.|\[|\]|\\|\||\-|\^|\$|\?|\*|\+|\{|\}|\(|\))','\\$1')
} ;
declare function local:substring-before-last
( $arg as xs:string? ,
$delim as xs:string ) as xs:string {
if (matches($arg, local:escape-for-regex($delim)))
then replace($arg,
concat('^(.*)', local:escape-for-regex($delim),'.*'),
'$1')
else ''
} ;
let $server-info := doc("/config/server-info.xml")
let $content-database :="xyzzy"
let $backup-directory:=$server-info/configuration/server-info/backup-directory/text()
let $backup-latest-dateTime := xdmp:filesystem-directory(fn:concat( $backup-directory,'/',$content-database))/dir:entry[1]/dir:filename/text()
let $backup-latest-date := fn:substring-before($backup-latest-dateTime,"-")
let $backup-info := cts:search(/,cts:element-value-query(xs:QName("directory-name"),$backup-latest-date))
let $new-backup := if($backup-info)
then fn:false()
else fn:true()
let $db-bkp-status := if($new-backup)
then (xdmp:database-backup-status(())[./*:forest/*:backup-path[fn:contains(., $backup-latest-dateTime)]][./*:forest/*:incremental-backup eq "false"]/*:status)
else (xdmp:database-backup-status(())[./*:forest/*:backup-path[fn:contains(., $backup-latest-dateTime)]][./*:forest/*:incremental-backup eq "true"][./*:forest/*:incremental-backup-path[fn:contains(., fn:replace(local:substring-before-last(xs:string(fn:current-date()), "-"), "-", ""))]]/*:status)
return $db-bkp-status
我们维护一个存储备份状态的配置文件。如果有一个新的完整备份日,那么$backup-info
将不会返回任何内容。如果是每日增量备份日,那么它将返回配置。我正在使用它来检查今天的备份是全新备份还是增量备份。对于增量日,$backup-info
是假的,因此它转到最后一行,即其他条件。这不会返回任何增量备份。既不是completed
也不是in-progress
。我想知道markLogic如何获取时间戳。请协助。
随意从头开始提供您自己的xquery。我可以更新我的。
我甚至取出了Job id并在函数xdmp:database-backup-status(())
的输出中搜索,但结果集中也不存在job id。
MarkLogic provides the Admin modules提供您尝试通过其他方法获得的大部分信息。 Admin UI模块(通常位于/ opt / MarkLogic / Modules / MarkLogic / Admin / Lib中)包含许多有用的代码,可以对其进行调整以获取这些详细信息。在这种情况下,我会提到database-status-form.xqy
define function db-mount-state(
$fstats as node()*,
$fcounts as node()*,
$dbid as xs:unsignedLong)
{
let $times := $fstats/fs:last-state-change,
$ls := max($times),
$since :=
if (not(empty($ls)))
then concat(" since ", longDate($ls), " ", longTimeSecs($ls))
else ""
return concat(database-status($dbid,$fstats,$fcounts),$since)
}
define function backup-recov-state($fstats as node()*)
{
if(empty($fstats/fs:backups/fs:backup)
and
empty($fstats/fs:restore))
then
"No backup or restore in progress"
else
if(empty($fstats/fs:backups/fs:backup))
then
"Restore in progress (see below for details)"
else
"Backup in progress (see below for details)"
}
...根据您的数据库调用函数,然后从您想要的元素中提取详细信息:
let $last-full-backup := max($fstats/fs:last-backup)
let $last-incremental-backup : = max($fstats/fs:last-incr-backup
return ($last-full-backup, $last-incremental-backup)
这只是一些示例代码片段,不是可执行的,但它应该让您朝着正确的方向前进。