Added base security configuration

src/main/kotlin/uk/co/neviyn/booru/Repository.kt

@@ -2,7 +2,9 @@ package uk.co.neviyn.booru
 
 import org.springframework.data.repository.CrudRepository
 
-interface UserRepository : CrudRepository<User, Long>
+interface UserRepository : CrudRepository<User, Long> {
+    fun findByName(name: String) : User?
+}
 
 interface RoleRepository : CrudRepository<Role, Long>
 

src/main/kotlin/uk/co/neviyn/booru/Security.kt

@@ -0,0 +1,56 @@
+package uk.co.neviyn.booru
+
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.context.annotation.Bean
+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.WebSecurityConfigurerAdapter
+import org.springframework.security.core.GrantedAuthority
+import org.springframework.security.core.authority.SimpleGrantedAuthority
+import org.springframework.security.core.userdetails.UserDetails
+import org.springframework.security.core.userdetails.UserDetailsService
+import org.springframework.security.core.userdetails.UsernameNotFoundException
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder
+import org.springframework.security.crypto.password.PasswordEncoder
+import org.springframework.stereotype.Service
+
+@Configuration
+class SecurityConfig @Autowired constructor(val userDetailsService: CustomUserDetailsService): WebSecurityConfigurerAdapter() {
+    override fun configure(http: HttpSecurity) {
+        //http.authorizeRequests().antMatchers("").authenticated() TODO: Restrict certain routes needing login
+        http.authorizeRequests().anyRequest().permitAll().and()
+            .formLogin().loginPage("/login").permitAll().and()
+            .logout().logoutSuccessUrl("/").permitAll().and()
+            .httpBasic()
+    }
+
+    override fun configure(auth: AuthenticationManagerBuilder) {
+        auth.userDetailsService(userDetailsService).passwordEncoder(passwordEncoder())
+    }
+}
+
+class CustomUserDetails(private val user: User) : UserDetails {
+    override fun getAuthorities(): MutableCollection<out GrantedAuthority> = user.roles.map { SimpleGrantedAuthority(it.name) }.toMutableList()
+
+    override fun getPassword(): String = user.password
+
+    override fun getUsername(): String = user.name
+
+    override fun isAccountNonExpired(): Boolean = true
+
+    override fun isAccountNonLocked(): Boolean = true
+
+    override fun isCredentialsNonExpired(): Boolean = true
+
+    override fun isEnabled(): Boolean = true
+
+}
+
+@Service
+class CustomUserDetailsService @Autowired constructor(val userRepository: UserRepository) : UserDetailsService {
+    override fun loadUserByUsername(p0: String): UserDetails = CustomUserDetails(userRepository.findByName(p0) ?: throw UsernameNotFoundException(p0))
+}
+
+@Bean
+fun passwordEncoder() : PasswordEncoder = BCryptPasswordEncoder()