fix version 1
This commit is contained in:
56
module/base/fts/internal/logic/guard_test.go
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56
module/base/fts/internal/logic/guard_test.go
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@@ -0,0 +1,56 @@
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package logic
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import (
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"path/filepath"
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"strings"
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"testing"
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)
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// 校验存储目录拼接不会越出上传根目录
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func TestSafeJoin(t *testing.T) {
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root := "./uploader/"
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cleanRoot := filepath.Clean(root)
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cases := []struct {
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name string
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sub []string
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}{
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{"正常相对路径", []string{"frc", "2026-01/ab"}},
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{"bucket穿越", []string{"../../etc/cron.d", "2026-01/ab"}},
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{"子目录穿越", []string{"frc", "../../../etc"}},
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{"绝对路径bucket", []string{"/etc/cron.d", "2026-01/ab"}},
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}
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for _, c := range cases {
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t.Run(c.name, func(t *testing.T) {
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got, err := safeJoin(root, c.sub...)
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if err != nil {
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return // 被拒绝同样是安全的
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}
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if got != cleanRoot && !strings.HasPrefix(got, cleanRoot+string(filepath.Separator)) {
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t.Fatalf("路径越出上传根目录: %s", got)
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}
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})
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}
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if _, err := safeJoin(root, "../../etc/cron.d", "2026-01/ab"); err == nil {
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t.Fatal("路径穿越未被拒绝")
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}
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}
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// 校验 bucket 名称白名单
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func TestBucketPattern(t *testing.T) {
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valid := []string{"frc", "my-bucket", "my_bucket", "A1"}
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for _, v := range valid {
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if !bucketPattern.MatchString(v) {
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t.Errorf("应允许的 bucket 被拒绝: %q", v)
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}
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}
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invalid := []string{"", "../etc", "a/b", "a\\b", "a b", "a.b", strings.Repeat("a", 65)}
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for _, v := range invalid {
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if bucketPattern.MatchString(v) {
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t.Errorf("应拒绝的 bucket 被放行: %q", v)
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}
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}
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}
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@@ -6,7 +6,9 @@ import (
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"io"
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"log"
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"mime/multipart"
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"os"
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"path/filepath"
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"regexp"
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"strings"
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"bsm/full/module/base/fts/internal/config"
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@@ -20,6 +22,9 @@ import (
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"github.com/gin-gonic/gin"
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)
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// bucketPattern bucket名称只允许字母、数字、下划线和中划线
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var bucketPattern = regexp.MustCompile(`^[A-Za-z0-9_-]{1,64}$`)
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// Handler 上传文件
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func Handler(c *gin.Context) {
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var (
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@@ -40,6 +45,11 @@ func Handler(c *gin.Context) {
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infra.Response.Error(c, errcode.NewError(400, "参数错误"))
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return
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}
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// 校验 bucket 名称,避免非法字符导致本地路径穿越或写入任意对象存储桶
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if !bucketPattern.MatchString(bucket) {
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infra.Response.Error(c, errcode.NewError(400, "bucket参数错误"))
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return
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}
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// if !strings.Contains(provider, "local") {
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// log.Println("provider参数错误")
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// infra.Response.Error(c, errcode.NewError(400, "provider参数错误"))
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@@ -99,6 +109,8 @@ func Handler(c *gin.Context) {
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return
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}
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if err := impl.DBService.Create(&record).Error; err != nil {
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// 落库失败时清理已写入的本地文件或对象存储对象,避免残留孤儿文件
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removeStoredFile(&record, bucket)
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infra.Response.Error(c, err)
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return
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}
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@@ -106,6 +118,20 @@ func Handler(c *gin.Context) {
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infra.Response.Success(c, record)
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}
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// removeStoredFile 清理已落盘/已上传的文件。单条 INSERT 无需事务,落库失败时按记录回滚外部存储
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func removeStoredFile(record *models.FtsRecord, bucket string) {
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if record.LocalPath != "" {
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if err := os.Remove(record.LocalPath); err != nil {
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log.Printf("清理本地文件失败: %v\n", err)
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}
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}
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if record.OssPath != "" {
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if err := RemoveOssObject(bucket, record.OssPath); err != nil {
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log.Printf("清理对象存储文件失败: %v\n", err)
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}
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}
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}
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func chksum(fh *multipart.FileHeader) (string, error) {
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// 2. 打开文件读取内容
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file, err := fh.Open()
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@@ -3,17 +3,16 @@ package logic
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import (
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"context"
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"errors"
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"fmt"
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"io"
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"log"
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"mime/multipart"
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"os"
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"path/filepath"
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"strings"
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"time"
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"bsm/full/module/base/fts/internal/config"
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"bsm/full/module/base/fts/internal/models"
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"git.apinb.com/bsm-sdk/core/infra"
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"git.apinb.com/bsm-sdk/core/utils"
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"github.com/gin-gonic/gin"
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"github.com/minio/minio-go/v7"
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@@ -23,13 +22,17 @@ import (
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// LocalUpload 本地上传
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func LocalUpload(fh *multipart.FileHeader, record *models.FtsRecord, ctx *gin.Context, bucket string) (err error) {
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subdirpath := NewSubdir(record.OwnerIdentity)
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saveDir := filepath.Join(config.Spec.Local.UploadDir, bucket, subdirpath)
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// 拼接后校验路径必须位于配置的上传根目录内,防止路径穿越
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saveDir, err := safeJoin(config.Spec.Local.UploadDir, bucket, subdirpath)
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if err != nil {
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log.Println("存储路径非法:", err)
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return err
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}
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// 创建目录并确保权限正确
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if err = os.MkdirAll(saveDir, 0755); err != nil {
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log.Println("目录创建失败:", err)
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infra.Response.Error(ctx, errors.New("目录创建失败"))
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return
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return errors.New("目录创建失败")
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}
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// 保存文件到指定路径
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@@ -40,30 +43,26 @@ func LocalUpload(fh *multipart.FileHeader, record *models.FtsRecord, ctx *gin.Co
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file, err := os.OpenFile(savePath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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log.Println("文件创建失败:", err)
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infra.Response.Error(ctx, err)
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return
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return err
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}
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defer file.Close()
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src, err := fh.Open()
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if err != nil {
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log.Println("文件打开失败:", err)
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infra.Response.Error(ctx, err)
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return
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return err
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}
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defer src.Close()
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if _, err = io.Copy(file, src); err != nil {
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log.Println("文件保存失败:", err)
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infra.Response.Error(ctx, err)
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return
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return err
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}
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// 再次确认文件权限
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if err = os.Chmod(savePath, 0644); err != nil {
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log.Printf("警告: 设置文件权限失败: %v", err)
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infra.Response.Error(ctx, err)
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return
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return err
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}
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record.LocalPath = savePath
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@@ -75,11 +74,7 @@ func LocalUpload(fh *multipart.FileHeader, record *models.FtsRecord, ctx *gin.Co
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// OssUpload 上传文件到指定的MinIO存储桶
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func OssUpload(file *multipart.FileHeader, record *models.FtsRecord, c *gin.Context, bucket string) (err error) {
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// Initialize minio client object.
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minioClient, err := minio.New(config.Spec.MinioOss.Endpoint, &minio.Options{
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Creds: credentials.NewStaticV4(config.Spec.MinioOss.AccessKeyID, config.Spec.MinioOss.AccessKeySecret, ""), // 修正字段名
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Secure: config.Spec.MinioOss.UseSSL,
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})
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minioClient, err := newMinioClient()
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if err != nil {
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return err
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}
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@@ -97,19 +92,47 @@ func OssUpload(file *multipart.FileHeader, record *models.FtsRecord, c *gin.Cont
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defer src.Close()
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_, err = minioClient.PutObject(context.Background(), bucket, savePath, src, file.Size, minio.PutObjectOptions{ContentType: "application/octet-stream"})
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if err != nil {
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fmt.Println("err = ", err)
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return err
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}
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record.OssPath = savePath
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fmt.Println("savePath = ", savePath)
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record.ResultUrl = config.Spec.MinioOss.Site + "/" + bucket + "/" + savePath
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fmt.Println("record.ResultUrl = ", record.ResultUrl)
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return nil
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}
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// RemoveOssObject 删除已上传到MinIO的对象,用于落库失败后的清理
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func RemoveOssObject(bucket, objectName string) error {
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if bucket == "" || objectName == "" {
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return nil
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}
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minioClient, err := newMinioClient()
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if err != nil {
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return err
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}
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return minioClient.RemoveObject(context.Background(), bucket, objectName, minio.RemoveObjectOptions{})
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}
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// newMinioClient 创建MinIO客户端
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func newMinioClient() (*minio.Client, error) {
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return minio.New(config.Spec.MinioOss.Endpoint, &minio.Options{
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Creds: credentials.NewStaticV4(config.Spec.MinioOss.AccessKeyID, config.Spec.MinioOss.AccessKeySecret, ""),
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Secure: config.Spec.MinioOss.UseSSL,
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})
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}
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// safeJoin 在根目录下安全拼接子路径,拒绝越出根目录的路径,防止路径穿越
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func safeJoin(root string, sub ...string) (string, error) {
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root = filepath.Clean(root)
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target := filepath.Join(append([]string{root}, sub...)...)
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if target != root && !strings.HasPrefix(target, root+string(filepath.Separator)) {
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return "", errors.New("存储路径越界")
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}
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return target, nil
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}
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func NewSubdir(identity string) string {
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ym := time.Now().Format("2006-01")
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return ym + "/" + identity[0:2]
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@@ -13,9 +13,9 @@ func TestRoutesUseRESTModulePrefix(t *testing.T) {
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Register("fts", engine)
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expected := map[string]bool{
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"GET /rest/fts/v1/ping": false,
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"GET /rest/fts/v1/config": false,
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"POST /rest/fts/v1/uploader": false,
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"GET /rest/fts/ping": false,
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"GET /rest/fts/config": false,
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"POST /rest/fts/uploader": false,
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}
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for _, route := range engine.Routes() {
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key := route.Method + " " + route.Path
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