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add support for data transfer bandwidth limits

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with total limit or separate settings for uploads and downloads and
overrides based on the client's IP address.

Limits can be reset using the REST API

Signed-off-by: Nicola Murino <nicola.murino@gmail.com>
This commit is contained in:
Nicola Murino
2022-01-30 11:42:36 +01:00
parent aca71bff7a
commit 1df1225eed
55 changed files with 3573 additions and 643 deletions
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15
httpd/api_shares.go
View File

@@ -13,6 +13,7 @@ import (
"github.com/drakkan/sftpgo/v2/common"
"github.com/drakkan/sftpgo/v2/dataprovider"
"github.com/drakkan/sftpgo/v2/logger"
"github.com/drakkan/sftpgo/v2/util"
)
@@ -159,6 +160,12 @@ func downloadFromShare(w http.ResponseWriter, r *http.Request) {
dataprovider.UpdateShareLastUse(&share, 1) //nolint:errcheck
if compress {
transferQuota := connection.GetTransferQuota()
if !transferQuota.HasDownloadSpace() {
err = connection.GetReadQuotaExceededError()
connection.Log(logger.LevelInfo, "denying share read due to quota limits")
sendAPIResponse(w, r, err, "", getMappedStatusCode(err))
}
w.Header().Set("Content-Disposition", fmt.Sprintf("attachment; filename=\"share-%v.zip\"", share.ShareID))
renderCompressedFiles(w, connection, "/", share.Paths, &share)
return
@@ -209,6 +216,14 @@ func uploadFilesToShare(w http.ResponseWriter, r *http.Request) {
return
}
transferQuota := connection.GetTransferQuota()
if !transferQuota.HasUploadSpace() {
connection.Log(logger.LevelInfo, "denying file write due to transfer quota limits")
sendAPIResponse(w, r, common.ErrQuotaExceeded, "Denying file write due to transfer quota limits",
http.StatusRequestEntityTooLarge)
return
}
common.Connections.Add(connection)
defer common.Connections.Remove(connection.GetID())