Merge pull request #43 from Korea-Certified-Store/feature/set-dev-gcs(#…

…40)

�GCS 설정

.github/workflows/action-test.yml

@@ -61,7 +61,8 @@ jobs:
         run: chmod +x gradlew
 
       - name: Test with Gradle
-        run: ./gradlew test
+        run: ./gradlew test --full-stacktrace
+
       # 또한, Github Actions 상에서는 머신의 IP 주소를 특정할 수가 없어서 도로명 주소 API 사용이 불가능하기 때문이 이와 관련된 테스트도 Skip!
       # 테스트 후 Result를 보기위해 Publish Unit Test Results step 추가
       - name: Publish Unit Test Results

build.gradle

@@ -41,6 +41,10 @@ dependencies {
 	// 확장자를 읽어들이기 위해 추가
 	implementation group: 'commons-io', name: 'commons-io', version: '2.4'
 
+	// for GCS
+	implementation group: 'org.springframework.cloud', name: 'spring-cloud-gcp-starter', version: '1.2.8.RELEASE'
+	implementation group: 'org.springframework.cloud', name: 'spring-cloud-gcp-storage', version: '1.2.8.RELEASE'
+
 	// JsonParser를 사용하기 위해 추가
 	dependencies { implementation 'com.google.code.gson:gson:2.8.8' }
 

src/main/java/com/nainga/nainga/domain/gcsguide/GcsConfig.java

@@ -0,0 +1,32 @@
+package com.nainga.nainga.domain.gcsguide;
+
+import com.google.auth.oauth2.GoogleCredentials;
+import com.google.cloud.storage.Storage;
+import com.google.cloud.storage.StorageOptions;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.util.ResourceUtils;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+@Configuration
+public class GcsConfig {
+
+    @Bean
+    public Storage storage() {
+        String keyFileName = "backend-submodule/kcs-dev-gcs.json";
+        Storage storage;
+        try {
+            InputStream keyFile = ResourceUtils.getURL("classpath:" + keyFileName).openStream();
+            storage = StorageOptions.newBuilder()
+                    .setCredentials(GoogleCredentials.fromStream(keyFile))
+                    .build()
+                    .getService();
+        } catch (IOException e) {
+            throw new IllegalArgumentException("GCS 에러");
+        }
+
+        return storage;
+    }
+}

src/main/java/com/nainga/nainga/domain/gcsguide/GcsController.java

@@ -0,0 +1,26 @@
+package com.nainga.nainga.domain.gcsguide;
+
+import com.nainga.nainga.global.util.Result;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.MediaType;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+public class GcsController {
+
+    private final GcsService gcsService;
+
+    @Tag(name = "GCS")
+    @Operation(summary = "GCS 접속", description = "GCS 에 이미지 저장!")
+    @PostMapping(value = "api/v1/gcs",
+            consumes = MediaType.MULTIPART_FORM_DATA_VALUE, produces = MediaType.APPLICATION_JSON_VALUE)
+    public Result<String> saveImageToGCS(@ModelAttribute GcsResponse response) {
+        String url = gcsService.uploadImage(response);
+        return new Result<>(Result.CODE_SUCCESS, Result.MESSAGE_OK, url);
+    }
+}

src/main/java/com/nainga/nainga/domain/gcsguide/GcsResponse.java

@@ -0,0 +1,9 @@
+package com.nainga.nainga.domain.gcsguide;
+
+import lombok.Data;
+import org.springframework.web.multipart.MultipartFile;
+
+@Data
+public class GcsResponse {
+    private MultipartFile image;
+}

src/main/java/com/nainga/nainga/domain/gcsguide/GcsService.java

@@ -0,0 +1,43 @@
+package com.nainga.nainga.domain.gcsguide;
+
+
+import com.google.cloud.storage.Blob;
+import com.google.cloud.storage.BlobInfo;
+import com.google.cloud.storage.Storage;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.io.IOException;
+import java.util.UUID;
+
+@Service
+@Transactional(readOnly = true)
+@RequiredArgsConstructor
+public class GcsService {
+
+    private final Storage storage;
+
+    public String uploadImage(GcsResponse response) {
+
+        // 이미지 업로드
+        String bucketName = "kcs-dev-bucket";
+        String uuid = UUID.randomUUID().toString(); // Google Cloud Storage에 저장될 파일 이름(중복 이름 안되게 저장하도록 주의)
+        String ext = response.getImage().getContentType(); // 파일의 형식 ex) JPG
+
+        // Cloud에 이미지 업로드
+        // 이미지 접근 url : https://storage.googleapis.com/버킷이름/UUID값
+        try {
+            BlobInfo blobInfo = BlobInfo.newBuilder(bucketName, uuid)
+                    .setContentType(ext)
+                    .build();
+
+            // Cloud 에 업로드
+            Blob blob = storage.create(blobInfo, response.getImage().getBytes());
+        } catch (IOException e) {
+            throw new IllegalArgumentException("GCS 에러");
+        }
+
+        return "https://storage.googleapis.com/" + bucketName + "/" + uuid;
+    }
+}