HDFS-11441. Add escaping to error message in KMS web UI. Contributed by Aaron T. Myers.
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@ -20,6 +20,7 @@ package org.apache.hadoop.crypto.key.kms.server;
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import org.apache.hadoop.classification.InterfaceAudience;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.crypto.key.kms.KMSDelegationToken;
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import org.apache.hadoop.http.HtmlQuoting;
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import org.apache.hadoop.security.authentication.server.KerberosAuthenticationHandler;
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import org.apache.hadoop.security.authentication.server.PseudoAuthenticationHandler;
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import org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter;
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@ -105,7 +106,7 @@ public class KMSAuthenticationFilter
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public void sendError(int sc, String msg) throws IOException {
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statusCode = sc;
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this.msg = msg;
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super.sendError(sc, msg);
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super.sendError(sc, HtmlQuoting.quoteHtmlChars(msg));
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}
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@Override
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