okumin commented on code in PR #6928:
URL: https://github.com/apache/hive/pull/6928#discussion_r4442343873
##########
common/src/java/org/apache/hadoop/hive/conf/HiveConfUtil.java:
##########
@@ -97,6 +97,40 @@ public static Set<String> getHiddenSet(Configuration
configuration) {
return hiddenSet;
}
+ /**
+ * Getting the set of the configurations which are immutable at runtime.
Unlike
+ * {@link HiveConf#verifyAndSet(String, String)}, this works on any {@link
Configuration} and not
+ * only on a {@link HiveConf}, which makes it usable on a JobConf.
+ * @param configuration The original configuration
+ * @return The list of the configuration prefixes which must not be modified
at runtime
+ */
+ public static Set<String> getRestrictedSet(Configuration configuration) {
+ Set<String> restrictedSet = new HashSet<String>();
+ String restrictedListStr = HiveConf.getVar(configuration,
HiveConf.ConfVars.HIVE_CONF_RESTRICTED_LIST);
+ if (restrictedListStr != null) {
+ for (String entry : restrictedListStr.split(",")) {
+ restrictedSet.add(entry.trim());
+ }
+ }
+
+ String internalVariableListStr = HiveConf.getVar(configuration,
ConfVars.HIVE_CONF_INTERNAL_VARIABLE_LIST);
+ if (internalVariableListStr != null) {
+ for (String entry : internalVariableListStr.split(",")) {
+ restrictedSet.add(entry.trim());
+ }
+ }
+
+ restrictedSet.add(ConfVars.HIVE_IN_TEST.varname);
+ restrictedSet.add(ConfVars.HIVE_CONF_RESTRICTED_LIST.varname);
+ restrictedSet.add(ConfVars.HIVE_CONF_HIDDEN_LIST.varname);
+ restrictedSet.add(ConfVars.HIVE_CONF_INTERNAL_VARIABLE_LIST.varname);
+ restrictedSet.add(ConfVars.HIVE_CONF_LOCKED_LIST.varname);
+ restrictedSet.add(ConfVars.HIVE_COMPACTOR_CONF_ALLOWLIST.varname);
+ restrictedSet.add(ConfVars.HIVE_COMPACTOR_CONF_ALLOWLIST_APPEND.varname);
+ restrictedSet.add(ConfVars.HIVE_COMPACTOR_CONF_DENYLIST.varname);
+ return restrictedSet;
+ }
Review Comment:
I am wondering if we can implement it as follows,
```
private void setupRestrictList() {
restrictList.clear();
restrictList.addAll(HiveConfUtil.getRestrictedSet(this));
}
```
, similarly to the other ones.
https://github.com/apache/hive/blob/17b46d256a0866b2cf4fad20a54ac77bf9707b56/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java#L6651-L6655
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