feat : PasswordEncoder Bean 및 로그인 로직 추가

놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/jwt/config/security/JwtSecurityConfiguration.kt

@@ -5,6 +5,7 @@ import com.banjjoknim.playground.jwt.config.filter.CustomFilter3
 import com.banjjoknim.playground.jwt.config.filter.JwtAuthenticationFilter
 import com.banjjoknim.playground.jwt.domain.user.JwtUser
 import com.banjjoknim.playground.jwt.domain.user.JwtUserRepository
+import org.springframework.context.annotation.Bean
 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
@@ -13,6 +14,8 @@ import org.springframework.security.core.GrantedAuthority
 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.security.web.context.SecurityContextPersistenceFilter
 import org.springframework.stereotype.Service
 import org.springframework.web.filter.CorsFilter
@@ -33,8 +36,13 @@ import org.springframework.web.filter.CorsFilter
 class JwtSecurityConfiguration(
     private val corsFilter: CorsFilter // CorsConfiguration 에서 Bean 으로 등록해준 CorsFilter 를 Spring 으로부터 DI 받는다.
 ) : WebSecurityConfigurerAdapter() {
-    override fun configure(http: HttpSecurity) {
 
+    @Bean
+    fun passwordEncoder(): PasswordEncoder {
+        return BCryptPasswordEncoder()
+    }
+
+    override fun configure(http: HttpSecurity) {
         // Spring Filter Chain 에 존재하는 BasicAuthenticationFilter의 동작 이전에 MySecurityFilter1 을 추가한다. 하지만 반드시 SecurityFilter 에 Filter 를 추가할 필요는 없다.
 //        http.addFilterBefore(MySecurityFilter1(), BasicAuthenticationFilter::class.java)
 

놀이터(예제 코드 작성)/spring-security/src/main/kotlin/com/banjjoknim/playground/jwt/domain/user/JwtUserController.kt

@@ -0,0 +1,21 @@
+package com.banjjoknim.playground.jwt.domain.user
+
+import org.springframework.security.crypto.password.PasswordEncoder
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestBody
+import org.springframework.web.bind.annotation.RestController
+
+@RestController
+class JwtUserController(
+    private val jwtUserRepository: JwtUserRepository,
+    private val passwordEncoder: PasswordEncoder
+) {
+
+    @PostMapping("/join")
+    fun join(@RequestBody jwtUser: JwtUser): String {
+        jwtUser.password = passwordEncoder.encode(jwtUser.password)
+        jwtUser.roles = "ROLE_USER"
+        jwtUserRepository.save(jwtUser)
+        return "회원가입완료"
+    }
+}