ctubbsii commented on a change in pull request #1558: Resolve relative delete
markers on upgrade. Closes #1463
URL: https://github.com/apache/accumulo/pull/1558#discussion_r391971048
##########
File path:
server/master/src/main/java/org/apache/accumulo/master/upgrade/Upgrader9to10.java
##########
@@ -625,4 +626,39 @@ private static Path resolveRelativePath(String
metadataEntry, Key key) {
return new Path(prefix + tableId.canonical() + metadataEntry);
}
}
+
+ /**
+ * Resolve old relative delete markers of the form /tableId/tabletDir/[file]
to
+ * UpgradeVolume/tables/tableId/tabletDir/[file]
+ */
+ static Path resolveRelativeDelete(VolumeManager fs, String oldDelete, String
upgradeProperty) {
+ Path pathNoVolume = VolumeManager.FileType.TABLE.removeVolume(new
Path(oldDelete));
+
+ // abs path won't be null so return
+ if (pathNoVolume != null)
+ return pathNoVolume;
+
+ // use Path to check the format is correct
+ Path pathToCheck = new Path(oldDelete);
+ Preconditions.checkState(
+ oldDelete.startsWith("/") && (pathToCheck.depth() == 2 ||
pathToCheck.depth() == 3),
Review comment:
This is definitely better. Thanks.
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