Added auth system, file upload system, file upload tests

src/main/java/site/easystartup/easystartupcore/config/AppConfig.java

@@ -1,4 +1,16 @@
 package site.easystartup.easystartupcore.config;
 
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.crypto.password.PasswordEncoder;
+
+@Configuration
+@ComponentScan(basePackages = {"site.easystartup.easystartupcore"})
 public class AppConfig {
+    @Bean
+    public PasswordEncoder passwordEncoder() {
+        return new BCryptPasswordEncoder();
+    }
 }

src/main/java/site/easystartup/easystartupcore/config/MvcConfig.java

@@ -0,0 +1,12 @@
+package site.easystartup.easystartupcore.config;
+
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+
+@Configuration
+public class MvcConfig implements WebMvcConfigurer {
+    public void addViewControllers(ViewControllerRegistry registry) {
+        registry.addViewController("/login").setViewName("login");
+    }
+}

src/main/java/site/easystartup/easystartupcore/config/WebSecurityConfig.java

@@ -0,0 +1,45 @@
+package site.easystartup.easystartupcore.config;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+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;
+import org.springframework.security.crypto.password.PasswordEncoder;
+
+import javax.sql.DataSource;
+
+@Configuration
+@EnableWebSecurity
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
+    private final DataSource dataSource;
+
+    private final PasswordEncoder passwordEncoder;
+
+    @Override
+    protected void configure(HttpSecurity http) throws Exception {
+        http
+                .authorizeRequests()
+                .antMatchers("/", "/home", "/registration").permitAll()
+                .anyRequest().authenticated()
+                .and()
+                .formLogin()
+                .loginPage("/login")
+                .permitAll()
+                .and()
+                .logout()
+                .permitAll();
+    }
+
+    @Override
+    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
+        auth.jdbcAuthentication()
+                .dataSource(dataSource)
+                .passwordEncoder(passwordEncoder)
+                .usersByUsernameQuery("SELECT `username`, `password`, `active` FROM usr WHERE `username` = ?;")
+                .authoritiesByUsernameQuery("SELECT u.username, ur.roles FROM usr u INNER JOIN user_role ur ON u.id = ur.user_id WHERE username = ?;");
+    }
+}

src/main/java/site/easystartup/easystartupcore/controller/RegistrationController.java

@@ -0,0 +1,45 @@
+package site.easystartup.easystartupcore.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import site.easystartup.easystartupcore.domain.Role;
+import site.easystartup.easystartupcore.domain.User;
+import site.easystartup.easystartupcore.repos.UserRepo;
+
+import java.util.Collections;
+
+@Controller
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+public class RegistrationController {
+    private final PasswordEncoder passwordEncoder;
+
+    private final UserRepo userRepo;
+
+    @GetMapping("/registration")
+    public String registration() {
+        return "registration";
+    }
+
+    @PostMapping("/registration")
+    public String addUser(User user, Model model) {
+        User userFromDb = userRepo.findByUsername(user.getUsername());
+
+        if(userFromDb != null) {
+            model.addAttribute("message", "Пользователь уже существует!");
+            return "registration";
+        }
+
+        user.setActive(true);
+        user.setRoles(Collections.singleton(Role.USER));
+        user.setPassword(passwordEncoder.encode(user.getPassword()));
+
+        userRepo.save(user);
+
+        return "redirect:/login";
+    }
+}

src/main/java/site/easystartup/easystartupcore/domain/Role.java

@@ -0,0 +1,5 @@
+package site.easystartup.easystartupcore.domain;
+
+public enum Role {
+    USER, PREMIUM, MODER, ADMIN;
+}

src/main/java/site/easystartup/easystartupcore/domain/User.java

@@ -0,0 +1,24 @@
+package site.easystartup.easystartupcore.domain;
+
+import lombok.*;
+
+import javax.persistence.*;
+import java.util.Set;
+
+@Data
+@Entity
+@Table(name = "usr")
+public class User {
+    @Id
+    @GeneratedValue(strategy = GenerationType.AUTO)
+    private long id;
+    private String username;
+    private String password;
+    private boolean active;
+
+    @ElementCollection(targetClass = Role.class, fetch = FetchType.EAGER)
+    @CollectionTable(name = "user_role", joinColumns = @JoinColumn(name = "user_id"))
+    @Enumerated(EnumType.STRING)
+    private Set<Role> roles;
+
+}

src/main/java/site/easystartup/easystartupcore/repos/UserRepo.java

@@ -0,0 +1,8 @@
+package site.easystartup.easystartupcore.repos;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import site.easystartup.easystartupcore.domain.User;
+
+public interface UserRepo extends JpaRepository<User, Long> {
+    User findByUsername(String username);
+}