[Feature] 장소 이미지 업로드

.gitignore

@@ -14,12 +14,14 @@ client/captures
 .cxx
 local.properties
 client/app/release/
+client/app/google-services.json
 
 HELP.md
 build/
 !gradle/wrapper/gradle-wrapper.jar
 !**/src/main/**/build/
 !**/src/test/**/build/
+server/.env
 
 ### STS ###
 .apt_generated

server/.envsample

@@ -1,3 +1,8 @@
 DB_URL=
+DB_NAME=
 DB_USERNAME=
-DB_PASSWORD=
+DB_PASSWORD=
+
+NAVER_S3_ACCESS_KEY=
+NAVER_S3_SECRET_KEY=
+NAVER_S3_BUCKET=

server/build.gradle.kts

@@ -41,6 +41,10 @@ dependencies {
 	testImplementation("org.springframework.boot:spring-boot-starter-test")
 	testImplementation("org.jetbrains.kotlin:kotlin-test-junit5")
 	testRuntimeOnly("org.junit.platform:junit-platform-launcher")
+
+	// Naver, Storage
+	implementation("software.amazon.awssdk:s3:2.25.60")
+	implementation("software.amazon.awssdk:auth:2.25.60")
 }
 
 kotlin {

server/src/main/kotlin/com/andone/memorip/common/config/StorageConfig.kt

@@ -0,0 +1,36 @@
+package com.andone.memorip.common.config
+
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.context.annotation.Bean
+import org.springframework.context.annotation.Configuration
+import software.amazon.awssdk.auth.credentials.AwsBasicCredentials
+import software.amazon.awssdk.auth.credentials.StaticCredentialsProvider
+import software.amazon.awssdk.regions.Region
+import software.amazon.awssdk.services.s3.S3Client
+import software.amazon.awssdk.services.s3.S3Configuration
+import java.net.URI
+
+@Configuration
+class StorageConfig {
+
+    @Bean
+    fun s3Client(
+        @Value("\${naver.s3.access-key}") accessKey: String,
+        @Value("\${naver.s3.secret-key}") secretKey: String,
+        @Value("\${naver.s3.endpoint}") endpoint: String,
+        @Value("\${naver.s3.region}") region: String
+    ): S3Client {
+        val credentials = AwsBasicCredentials.create(accessKey, secretKey)
+
+        return S3Client.builder()
+            .endpointOverride(URI.create(endpoint))
+            .region(Region.of(region))
+            .credentialsProvider(StaticCredentialsProvider.create(credentials))
+            .serviceConfiguration(
+                S3Configuration.builder()
+                    .pathStyleAccessEnabled(true)
+                    .build()
+            )
+            .build()
+    }
+}

server/src/main/kotlin/com/andone/memorip/infra/storage/StorageController.kt

@@ -0,0 +1,31 @@
+package com.andone.memorip.infra.storage
+
+import com.andone.memorip.common.response.ApiResult
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.PostMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RequestPart
+import org.springframework.web.bind.annotation.RestController
+import org.springframework.web.multipart.MultipartFile
+
+@RestController
+@RequestMapping("/api/s3")
+class StorageController(
+    private val service: StorageService
+) {
+
+    @GetMapping("/health")
+    fun health(): String {
+        service.check()
+        return "OK"
+    }
+
+    @PostMapping("/upload/place")
+    fun uploadPlaceImage(
+        @RequestPart file: MultipartFile
+    ): ApiResult<String> {
+        return ApiResult.success(
+            data = service.upload(file, dir = "place")
+        )
+    }
+}

server/src/main/kotlin/com/andone/memorip/infra/storage/StorageService.kt

@@ -0,0 +1,48 @@
+package com.andone.memorip.infra.storage
+
+import org.springframework.beans.factory.annotation.Value
+import org.springframework.stereotype.Service
+import software.amazon.awssdk.services.s3.S3Client
+import org.springframework.web.multipart.MultipartFile
+import software.amazon.awssdk.core.sync.RequestBody
+import software.amazon.awssdk.services.s3.model.PutObjectRequest
+import java.util.UUID
+
+@Service
+class StorageService(
+    private val s3Client: S3Client,
+    @Value("\${naver.s3.bucket}") private val bucket: String
+) {
+    fun check() {
+        s3Client.headBucket { it.bucket(bucket) }
+    }
+
+    fun upload(
+        file: MultipartFile,
+        dir: String
+    ): String {
+
+        require(value = !file.isEmpty) { "빈 파일입니다" }
+
+        val extension = file.originalFilename
+            ?.substringAfterLast('.', "")
+            ?.lowercase()
+            ?: throw IllegalArgumentException("파일 확장자가 없습니다")
+
+        val key = "$dir/${UUID.randomUUID()}.$extension"
+
+        s3Client.putObject(
+            PutObjectRequest.builder()
+                .bucket(bucket)
+                .key(key)
+                .contentType(file.contentType)
+                .contentLength(file.size)
+                .build(),
+            RequestBody.fromInputStream(file.inputStream, file.size)
+        )
+
+        return s3Client.utilities()
+            .getUrl { it.bucket(bucket).key(key) }
+            .toExternalForm()
+    }
+}

server/src/main/resources/application.yml

@@ -22,3 +22,15 @@ spring:
   # Jackson (JSON null 필드 제외)
   jackson:
     default-property-inclusion: non_null
+
+
+
+# Naver/Object Storage
+naver:
+  s3:
+    access-key: ${NAVER_S3_ACCESS_KEY}
+    secret-key: ${NAVER_S3_SECRET_KEY}
+    bucket: ${NAVER_S3_BUCKET}
+    endpoint: https://kr.object.ncloudstorage.com
+    region: kr-standard
+