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30 changes: 18 additions & 12 deletions initial/pom.xml
Original file line number Diff line number Diff line change
Expand Up @@ -9,9 +9,9 @@
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.example</groupId>
<artifactId>securing-web-initial</artifactId>
<artifactId>securing-web-complete</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>securing-web-initial</name>
<name>securing-web-complete</name>
<description>Demo project for Spring Boot</description>

<properties>
Expand All @@ -27,6 +27,21 @@
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.thymeleaf.extras</groupId>
<artifactId>thymeleaf-extras-springsecurity6</artifactId>
<!-- Temporary explicit version to fix Thymeleaf bug -->
<version>3.1.1.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.security</groupId>
<artifactId>spring-security-test</artifactId>
<scope>test</scope>
</dependency>

<dependency>
<groupId>org.springframework.boot</groupId>
Expand All @@ -35,13 +50,4 @@
</dependency>
</dependencies>

<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
</plugin>
</plugins>
</build>

</project>
</project>
Original file line number Diff line number Diff line change
@@ -0,0 +1,57 @@
package com.example.securingweb;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;
import org.springframework.security.web.SecurityFilterChain;

@Configuration
@EnableWebSecurity
public class WebSecurityConfig {

/*
* SecurityFilterChain- defines which URL paths should be secured
* i.e. "/" and "/home"
* all other paths require auth.
*
* If user successfully logs in
* then redirect to requested page e.g. "/hello"
*/
@Bean
public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
http
.authorizeHttpRequests((requests) -> requests
.requestMatchers("/", "/home").permitAll()
.anyRequest().authenticated()
)
.formLogin((form) -> form
.loginPage("/login")
.permitAll()
)
.logout((logout) -> logout.permitAll());

return http.build();
}

/*
* UserDetailsService- sets up an in-memory user store (singe user)
* User is given user name and password, and role
* e.g. user, password, USER
*/
@Bean
public UserDetailsService userDetailsService() {
UserDetails user =
User.withDefaultPasswordEncoder()
.username("user")
.password("password")
.roles("USER")
.build();

return new InMemoryUserDetailsManager(user);
}
}
10 changes: 7 additions & 3 deletions initial/src/main/resources/templates/hello.html
Original file line number Diff line number Diff line change
@@ -1,9 +1,13 @@
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org">
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org"
xmlns:sec="https://www.thymeleaf.org/thymeleaf-extras-springsecurity6">
<head>
<title>Hello World!</title>
</head>
<body>
<h1>Hello world!</h1>
<h1 th:inline="text">Hello <span th:remove="tag" sec:authentication="name">thymeleaf</span>!</h1>
<form th:action="@{/logout}" method="post">
<input type="submit" value="Sign Out"/>
</form>
</body>
</html>
</html>
19 changes: 19 additions & 0 deletions initial/src/main/resources/templates/login.html
Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org">
<head>
<title>Spring Security Example </title>
</head>
<body>
<div th:if="${param.error}">
Invalid username and password.
</div>
<div th:if="${param.logout}">
You have been logged out.
</div>
<form th:action="@{/login}" method="post">
<div><label> User Name : <input type="text" name="username"/> </label></div>
<div><label> Password: <input type="password" name="password"/> </label></div>
<div><input type="submit" value="Sign In"/></div>
</form>
</body>
</html>