io.questdb.cutlass.pgwire.PGBasicAuthenticator Maven / Gradle / Ivy
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*
* Copyright (c) 2014-2019 Appsicle
* Copyright (c) 2019-2020 QuestDB
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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package io.questdb.cutlass.pgwire;
import io.questdb.cairo.CairoSecurityContext;
import io.questdb.cairo.security.AllowAllCairoSecurityContext;
import io.questdb.griffin.SqlException;
import io.questdb.log.Log;
import io.questdb.log.LogFactory;
import io.questdb.std.Chars;
import io.questdb.std.str.DirectByteCharSequence;
public class PGBasicAuthenticator implements PGAuthenticator {
private static final Log LOG = LogFactory.getLog(PGBasicAuthenticator.class);
private final String username;
private final String password;
private final DirectByteCharSequence dbcs = new DirectByteCharSequence();
public PGBasicAuthenticator(String username, String password) {
this.username = username;
this.password = password;
}
@Override
public CairoSecurityContext authenticate(
CharSequence username,
long msg,
long msgLimit
) throws BadProtocolException, SqlException {
if (Chars.equals(this.username, username)) {
// check 'p' message
// +1 is 'type' byte that message length does not account for
long hi = PGConnectionContext.getStringLength(msg, msgLimit, "bad password length");
dbcs.of(msg, hi);
// check password
if (Chars.equals(this.password, dbcs)) {
return AllowAllCairoSecurityContext.INSTANCE;
}
LOG.error().$("invalid password [user=").$(username).$(']').$();
} else {
LOG.error().$("invalid user [").$(username).$(']').$();
}
// -1 position here means we will not send it to postgresql
throw SqlException.$(-1, "invalid username/password");
}
}