Add basic authentication security

Endpoints exposed outside from the cluster require
basic authentication except actuator health and info endpoints.

Default user credentials are embedded in the application,
they can be overridden with system environment properties.

Issue-ID: CPS-175
Signed-off-by: Bruno Sakoto <bruno.sakoto@bell.ca>
Change-Id: I3dfa0e49e5f4538c923e6bbe9bef976d30359fe6

1 files changed, 61 insertions, 0 deletions

diff --git a/cps-rest/src/main/java/org/onap/cps/config/WebSecurityConfig.java b/cps-rest/src/main/java/org/onap/cps/config/WebSecurityConfig.java
new file mode 100644
index 0000000000..943e02c273
--- /dev/null
+++ b/cps-rest/src/main/java/org/onap/cps/config/WebSecurityConfig.java
@@ -0,0 +1,61 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (c) 2021 Bell Canada.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.config;
+
+import org.apache.commons.lang3.StringUtils;
+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 ACTUATOR_HEALTH_PATTERN = "/manage/health/**";
+    private static final String ACTUATOR_INFO_PATTERN = "/manage/info";
+    private static final String DEFAULT_USER_NAME = "cpsuser";
+    private static final String DEFAULT_USER_PASSWORD = "cpsr0cks!";
+    private static final String USER_NAME =
+            StringUtils.defaultIfBlank(System.getenv("CPS_USERNAME"), DEFAULT_USER_NAME);
+    private static final String USER_PASSWORD =
+            StringUtils.defaultIfBlank(System.getenv("CPS_PASSWORD"), DEFAULT_USER_PASSWORD);
+    private static final String USER_ROLE = "USER";
+
+    @Override
+    protected void configure(final HttpSecurity http) throws Exception {
+        http
+                .csrf().disable()
+                .authorizeRequests()
+                .antMatchers(ACTUATOR_HEALTH_PATTERN, ACTUATOR_INFO_PATTERN).permitAll()
+                .anyRequest().authenticated()
+                .and().httpBasic();
+    }
+
+    @Override
+    protected void configure(final AuthenticationManagerBuilder auth) throws Exception {
+        auth.inMemoryAuthentication().withUser(USER_NAME).password("{noop}" + USER_PASSWORD).roles(USER_ROLE);
+    }
+
+}