Github user joshelser commented on a diff in the pull request: https://github.com/apache/phoenix/pull/265#discussion_r124402049 --- Diff: phoenix-queryserver/src/main/java/org/apache/phoenix/queryserver/server/QueryServer.java --- @@ -273,6 +282,54 @@ public int run(String[] args) throws Exception { } } + // add remoteUserExtractor to builder if enabled + @VisibleForTesting + public void setRemoteUserExtractorIfNecessary(HttpServer.Builder builder, Configuration conf) { + if (conf.getBoolean(QueryServices.QUERY_SERVER_WITH_REMOTEUSEREXTRACTOR_ATTRIB, + QueryServicesOptions.DEFAULT_QUERY_SERVER_WITH_REMOTEUSEREXTRACTOR)) { + builder.withRemoteUserExtractor(new PhoenixRemoteUserExtractor(conf)); + } + } + + /** + * Use the correctly way to extract end user. + */ + + static class PhoenixRemoteUserExtractor implements RemoteUserExtractor{ + private final HttpQueryStringParameterRemoteUserExtractor paramRemoteUserExtractor; + private final HttpRequestRemoteUserExtractor requestRemoteUserExtractor; + private final String userExtractParam; + + public PhoenixRemoteUserExtractor(Configuration conf) { + this.requestRemoteUserExtractor = new HttpRequestRemoteUserExtractor(); + this.userExtractParam = conf.get(QueryServices.QUERY_SERVER_REMOTEUSEREXTRACTOR_PARAM, + QueryServicesOptions.DEFAULT_QUERY_SERVER_REMOTEUSEREXTRACTOR_PARAM); + this.paramRemoteUserExtractor = new HttpQueryStringParameterRemoteUserExtractor(userExtractParam); + } + + @Override + public String extract(HttpServletRequest request) throws RemoteUserExtractionException { + if (request.getParameter(userExtractParam) != null) { --- End diff -- We should put a `requestRemoteUserExtractor.extract(request)` at the top of this method implementation. We should be using it in both branches of the conditional (replacing the `request.getRemoteUser()` call you have below)
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