информация о SHA1 как метаданные к файлам

mirror-core/build.gradle

@@ -2,4 +2,5 @@ apply plugin: 'java-library'
 
 dependencies {
     api("com.squareup.okhttp3:okhttp:${okhttpVersion}")
+    implementation("commons-io:commons-io:${commonsIoVersion}")
 }

mirror-core/src/main/java/ru/di9/mirror/core/handler/MavenHandler.java

@@ -2,6 +2,7 @@ package ru.di9.mirror.core.handler;
 
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
+import org.apache.commons.io.IOUtils;
 import ru.di9.mirror.core.domain.FileInfo;
 import ru.di9.mirror.core.entity.ArtifactEntity;
 import ru.di9.mirror.core.handler.response.GetFileResponse;
@@ -10,6 +11,7 @@ import ru.di9.mirror.core.storage.FileStorage;
 import ru.di9.mirror.core.service.ExternalMavenService;
 
 import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
 import java.util.List;
 import java.util.Optional;
 
@@ -37,11 +39,11 @@ public class MavenHandler {
             return optionalInputStream
                 .map(inputStream -> new GetFileResponse(fileInfo.name(), inputStream));
         } else {
-            return findInMirrors(path, fileInfo.name(), artifactEntity);
+            return findInMirrors(path, fileInfo, artifactEntity);
         }
     }
 
-    private Optional<GetFileResponse> findInMirrors(String path, String fileName, ArtifactEntity artifactEntity) {
+    private Optional<GetFileResponse> findInMirrors(String path, FileInfo fileInfo, ArtifactEntity artifactEntity) {
         Optional<InputStream> result;
         for (ExternalMavenService externalMavenService : externalMavenServices) {
             final String nameForStore = "/" + externalMavenService.getId() + "/" + path;
@@ -49,7 +51,7 @@ public class MavenHandler {
             result = fileStorage.findByName(nameForStore);
             if (result.isPresent()) {
                 return result
-                    .map(inputStream -> new GetFileResponse(fileName, inputStream));
+                    .map(inputStream -> new GetFileResponse(fileInfo.name(), inputStream));
             } else {
                 result = externalMavenService.getFile(path);
                 if (result.isPresent()) {
@@ -57,9 +59,18 @@ public class MavenHandler {
                         repository.save(artifactEntity);
                     }
 
+                    if (fileInfo.ext().equalsIgnoreCase("sha1")) {
+                        try {
+                            String sha1str = IOUtils.toString(result.get(), StandardCharsets.UTF_8);
+                            fileStorage.setMetadata(nameForStore.substring(0, nameForStore.lastIndexOf(".")), "sha1", sha1str);
+                        } catch (Exception e) {
+                            throw new RuntimeException(e);
+                        }
+                    } else {
                         fileStorage.save(nameForStore, result.get());
+                    }
                     return fileStorage.findByName(nameForStore)
-                        .map(inputStream -> new GetFileResponse(fileName, inputStream));
+                        .map(inputStream -> new GetFileResponse(fileInfo.name(), inputStream));
                 }
             }
         }

mirror-core/src/main/java/ru/di9/mirror/core/storage/FileStorage.java

@@ -12,5 +12,7 @@ public interface FileStorage {
 
     void save(String name, InputStream inputStream);
 
+    void setMetadata(String name, String key, String value);
+
     List<FileItem> list(String prefix);
 }

mirror-minio/src/main/java/ru/di9/mirror/minio/storage/MinioStorage.java

@@ -12,6 +12,7 @@ import ru.di9.mirror.minio.exception.MinioException;
 import java.io.InputStream;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import java.util.Optional;
 
 @RequiredArgsConstructor
@@ -35,6 +36,19 @@ public class MinioStorage implements FileStorage {
         }
     }
 
+    @Override
+    public void setMetadata(String name, String key, String value) {
+        try {
+            minioClient.setObjectTags(SetObjectTagsArgs.builder()
+                .bucket(bucket)
+                .object(name)
+                .tags(Map.of(key, value))
+                .build());
+        } catch (Exception e) {
+            throw new MinioException("Error set tags file", e);
+        }
+    }
+
     @Override
     public Optional<InputStream> findByName(String name) {
         try {

versions.gradle

@@ -5,6 +5,7 @@ ext {
     springBootVerson = '2.6.6'
     mongoDriver = '4.6.0'
     okhttpVersion = '4.8.1'
+    commonsIoVersion = '2.11.0'
 
     // for tests only
     junitJupiterVersion = '5.5.2'