-
Notifications
You must be signed in to change notification settings - Fork 865
/
AuthProvider.java
62 lines (56 loc) · 2.31 KB
/
AuthProvider.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
* limitations under the License.
*/
package com.datastax.driver.core;
import com.datastax.driver.core.exceptions.AuthenticationException;
import java.net.InetSocketAddress;
/**
* Provides {@link Authenticator} instances for use when connecting to Cassandra nodes.
*
* <p>See {@link PlainTextAuthProvider} for an implementation which uses SASL PLAIN mechanism to
* authenticate using username/password strings
*/
public interface AuthProvider {
/**
* A provider that provides no authentication capability.
*
* <p>This is only useful as a placeholder when no authentication is to be used.
*/
AuthProvider NONE = new ExtendedAuthProvider.NoAuthProvider();
/**
* The {@code Authenticator} to use when connecting to {@code host}
*
* @param host the Cassandra host to connect to.
* @param authenticator the configured authenticator on the host.
* @return The authentication implementation to use.
*/
public Authenticator newAuthenticator(InetSocketAddress host, String authenticator)
throws AuthenticationException;
/**
* Dummy Authenticator that accounts for DSE authentication configured with transitional mode.
*
* <p>In this situation, the client is allowed to connect without authentication, but DSE would
* still send an AUTHENTICATE response. This Authenticator handles this situation by sending back
* a dummy credential.
*/
class TransitionalModePlainTextAuthenticator
extends PlainTextAuthProvider.PlainTextAuthenticator {
public TransitionalModePlainTextAuthenticator() {
super("", "");
}
}
}