#18 - Add Google Cloud Storage config

src/main/java/org/routemaster/api/total/infra/storage/GoogleCloudStorageConfig.java

@@ -0,0 +1,50 @@
+package org.routemaster.api.total.infra.storage;
+
+import com.google.auth.oauth2.GoogleCredentials;
+import com.google.cloud.storage.Storage;
+import com.google.cloud.storage.StorageOptions;
+import lombok.Getter;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.stereotype.Component;
+
+import java.io.IOException;
+
+@Configuration
+@Component
+@Getter
+public class GoogleCloudStorageConfig {
+
+    public static String credentialsPath;
+    public static String projectId;
+    public static String bucketName;
+
+    @Value("${cloud.gcp.storage.credentials.location}")
+    public void setCredentialsPath(String credentialsPath) {
+        this.credentialsPath = credentialsPath;
+    }
+
+    @Value("${cloud.gcp.storage.project-id}")
+    public void setProjectId(String projectId) {
+        this.projectId = projectId;
+    }
+
+    @Value("${cloud.gcp.storage.bucket-name}")
+    public void setBucketName(String bucketName) {
+        this.bucketName = bucketName;
+    }
+
+    @Bean
+    public Storage storage() throws IOException {
+        ClassPathResource resource = new ClassPathResource(credentialsPath);
+        GoogleCredentials credentials = GoogleCredentials.fromStream(resource.getInputStream());
+        return StorageOptions.newBuilder()
+                .setProjectId(projectId)
+                .setCredentials(credentials)
+                .build()
+                .getService();
+    }
+
+}

src/main/resources/application.yml

@@ -5,6 +5,7 @@ spring:
       - prod/datasource.yml
       - prod/tour.yml
       - prod/weather.yml
+      - prod/gcs.yml
   jackson:
 #    default-property-inclusion: non_null
 

src/main/resources/prod/gcs.yml

@@ -0,0 +1,7 @@
+cloud:
+  gcp:
+    storage:
+      credentials:
+        location: ${GCP_STORAGE_CREDENTIALS_LOCATIONS}
+      project-id: ${GCP_PROJECT_ID}
+      bucket-name: ${GCP_STORAGE_BUCKET_NAME}