/
protect.go
86 lines (77 loc) · 2.15 KB
/
protect.go
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package s3
import (
"context"
"net/http"
"github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/labstack/echo/v5"
"github.com/pocketbase/pocketbase"
"github.com/pocketbase/pocketbase/core"
"github.com/pocketbase/pocketbase/models"
"github.com/pocketbase/pocketbase/models/schema"
"github.com/pocketbase/pocketbase/tools/filesystem"
s3hook "github.com/shynome/pocketbase-s3/hook"
"golang.org/x/sync/errgroup"
)
func ProtectFile(app *pocketbase.PocketBase, tags ...string) {
app.OnRecordAfterCreateRequest(tags...).Add(func(e *core.RecordCreateEvent) error {
if len(e.UploadedFiles) == 0 {
return nil
}
ctx := e.HttpContext.Request().Context()
return protectFile(ctx, app, e.Record, e.UploadedFiles)
})
app.OnRecordAfterUpdateRequest(tags...).Add(func(e *core.RecordUpdateEvent) error {
if len(e.UploadedFiles) == 0 {
return nil
}
ctx := e.HttpContext.Request().Context()
return protectFile(ctx, app, e.Record, e.UploadedFiles)
})
}
func protectFile(ctx context.Context, app *pocketbase.PocketBase, record *models.Record, filesMap map[string][]*filesystem.File) (err error) {
defer func() {
if err != nil {
err = echo.NewHTTPErrorWithInternal(http.StatusInternalServerError, err, "protected file set s3 acl private failed")
}
}()
settings := app.Settings()
if s3 := settings.S3.Enabled; !s3 {
return nil
}
fs, err := app.NewFilesystem()
if err != nil {
return err
}
defer fs.Close()
client := s3hook.GetClient(fs)
bucket := settings.S3.Bucket
fieldsSchema := record.Collection().Schema
baseFilesPath := record.BaseFilesPath()
eg := new(errgroup.Group)
for field, files := range filesMap {
fieldSchema := fieldsSchema.GetFieldByName(field)
options := fieldSchema.Options.(*schema.FileOptions)
if !options.Protected {
continue
}
for _, file := range files {
originPath := baseFilesPath + "/" + file.Name
eg.Go(func() error {
output, err := client.PutObjectAcl(ctx, &s3.PutObjectAclInput{
Bucket: &bucket,
Key: &originPath,
ACL: "private",
})
if err != nil {
return err
}
_ = output
return nil
})
}
}
if err = eg.Wait(); err != nil {
return err
}
return nil
}