summaryrefslogtreecommitdiffstats
path: root/src/main/java/org/onap/cps/ncmp/dmi/config/WebSecurityConfig.java
blob: a51d4862256d2c3eba89a0c14aa666817cbe5236 (plain)
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
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
/*
 *  ============LICENSE_START=======================================================
 *  Copyright (C) 2021 Nordix Foundation
 *  ================================================================================
 *  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
 *  limitations under the License.
 *
 *  SPDX-License-Identifier: Apache-2.0
 *  ============LICENSE_END=========================================================
 */

package org.onap.cps.ncmp.dmi.config;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;

/**
 * Configuration class to implement application security.
 * It enforces Basic Authentication access control.
 */
@Configuration
@EnableWebSecurity
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

    private static final String USER_ROLE = "USER";

    private final String username;
    private final String password;
    private final String[] permitUris;

    /**
     * Constructor. Accepts parameters from configuration.
     *
     * @param permitUris comma-separated list of uri patterns for endpoints permitted
     * @param username   username
     * @param password   password
     */
    public WebSecurityConfig(
        @Autowired @Value("${security.permit-uri}") final String permitUris,
        @Autowired @Value("${security.auth.username}") final String username,
        @Autowired @Value("${security.auth.password}") final String password
    ) {
        super();
        this.permitUris = permitUris.isEmpty() ? new String[] {"/v3/api-docs"} : permitUris.split("\\s{0,9},\\s{0,9}");
        this.username = username;
        this.password = password;
    }

    @Override
    // The team decided to disable default CSRF Spring protection and not implement CSRF tokens validation.
    // ncmp is a stateless REST API that is not as vulnerable to CSRF attacks as web applications running in
    // web browsers are. ncmp  does not manage sessions, each request requires the authentication token in the header.
    // See https://docs.spring.io/spring-security/site/docs/5.3.8.RELEASE/reference/html5/#csrf
    @SuppressWarnings("squid:S4502")
    protected void configure(final HttpSecurity http) throws Exception {
        http
            .csrf().disable()
            .authorizeRequests()
            .antMatchers(permitUris).permitAll()
            .anyRequest().authenticated()
            .and().httpBasic();
    }

    @Override
    protected void configure(final AuthenticationManagerBuilder auth) throws Exception {
        auth.inMemoryAuthentication().withUser(username).password("{noop}" + password).roles(USER_ROLE);
    }
}