cku328 commented on a change in pull request #812:
URL: https://github.com/apache/hadoop-ozone/pull/812#discussion_r414884429
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File path:
hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConsts.java
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@@ -328,5 +328,19 @@ private OzoneConsts() {
public static final String GDPR_SECRET = "secret";
public static final String GDPR_ALGORITHM = "algorithm";
+ /**
+ * Block key name as illegal characters
+ *
+ * This regular expression is used to check if key name
+ * contains illegal characters when creating/renaming key.
+ *
+ * Avoid the following characters in a key name:
+ * "\", "{", "}", "^", "<", ">", "#", "|", "%", "`", "[", "]", "~", "?"
+ * and Non-printable ASCII characters (128–255 decimal characters).
+ * https://docs.aws.amazon.com/AmazonS3/latest/dev/UsingMetadata.html
+ */
+ public static final String KEYNAME_AVOID_CHARACTERS_REGEX =
+ "^[^^{}<>^?%~#`\\[\\]\\|\\\\(\\x80-\\xff)]$";
Review comment:
Thanks! I fixed it.
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