mirror of
https://github.com/drakkan/sftpgo.git
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282 lines
9.6 KiB
Go
282 lines
9.6 KiB
Go
// Copyright (C) 2019 Nicola Murino
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published
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// by the Free Software Foundation, version 3.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package httpd
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import (
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"errors"
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"fmt"
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"net/http"
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"github.com/go-chi/render"
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"github.com/drakkan/sftpgo/v2/internal/common"
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"github.com/drakkan/sftpgo/v2/internal/dataprovider"
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"github.com/drakkan/sftpgo/v2/internal/logger"
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"github.com/drakkan/sftpgo/v2/internal/vfs"
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)
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const (
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quotaUpdateModeAdd = "add"
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quotaUpdateModeReset = "reset"
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)
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type quotaUsage struct {
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UsedQuotaSize int64 `json:"used_quota_size"`
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UsedQuotaFiles int `json:"used_quota_files"`
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}
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type transferQuotaUsage struct {
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UsedUploadDataTransfer int64 `json:"used_upload_data_transfer"`
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UsedDownloadDataTransfer int64 `json:"used_download_data_transfer"`
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}
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func getUsersQuotaScans(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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claims, err := getTokenClaims(r)
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if err != nil || claims.Username == "" {
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sendAPIResponse(w, r, err, "Invalid token claims", http.StatusBadRequest)
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return
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}
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render.JSON(w, r, common.QuotaScans.GetUsersQuotaScans(claims.Role))
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}
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func getFoldersQuotaScans(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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render.JSON(w, r, common.QuotaScans.GetVFoldersQuotaScans())
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}
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func updateUserQuotaUsage(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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var usage quotaUsage
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err := render.DecodeJSON(r.Body, &usage)
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if err != nil {
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sendAPIResponse(w, r, err, "", http.StatusBadRequest)
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return
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}
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doUpdateUserQuotaUsage(w, r, getURLParam(r, "username"), usage)
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}
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func updateFolderQuotaUsage(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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var usage quotaUsage
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err := render.DecodeJSON(r.Body, &usage)
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if err != nil {
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sendAPIResponse(w, r, err, "", http.StatusBadRequest)
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return
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}
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doUpdateFolderQuotaUsage(w, r, getURLParam(r, "name"), usage)
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}
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func startUserQuotaScan(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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doStartUserQuotaScan(w, r, getURLParam(r, "username"))
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}
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func startFolderQuotaScan(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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doStartFolderQuotaScan(w, r, getURLParam(r, "name"))
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}
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func updateUserTransferQuotaUsage(w http.ResponseWriter, r *http.Request) {
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r.Body = http.MaxBytesReader(w, r.Body, maxRequestSize)
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claims, err := getTokenClaims(r)
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if err != nil || claims.Username == "" {
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sendAPIResponse(w, r, err, "Invalid token claims", http.StatusBadRequest)
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return
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}
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var usage transferQuotaUsage
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err = render.DecodeJSON(r.Body, &usage)
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if err != nil {
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sendAPIResponse(w, r, err, "", http.StatusBadRequest)
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return
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}
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if usage.UsedUploadDataTransfer < 0 || usage.UsedDownloadDataTransfer < 0 {
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sendAPIResponse(w, r, errors.New("invalid used transfer quota parameters, negative values are not allowed"),
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"", http.StatusBadRequest)
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return
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}
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mode, err := getQuotaUpdateMode(r)
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if err != nil {
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sendAPIResponse(w, r, err, "", http.StatusBadRequest)
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return
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}
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user, err := dataprovider.GetUserWithGroupSettings(getURLParam(r, "username"), claims.Role)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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if mode == quotaUpdateModeAdd && !user.HasTransferQuotaRestrictions() && dataprovider.GetQuotaTracking() == 2 {
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sendAPIResponse(w, r, errors.New("this user has no transfer quota restrictions, only reset mode is supported"),
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"", http.StatusBadRequest)
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return
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}
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err = dataprovider.UpdateUserTransferQuota(&user, usage.UsedUploadDataTransfer, usage.UsedDownloadDataTransfer,
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mode == quotaUpdateModeReset)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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sendAPIResponse(w, r, err, "Quota updated", http.StatusOK)
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}
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func doUpdateUserQuotaUsage(w http.ResponseWriter, r *http.Request, username string, usage quotaUsage) {
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claims, err := getTokenClaims(r)
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if err != nil || claims.Username == "" {
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sendAPIResponse(w, r, err, "Invalid token claims", http.StatusBadRequest)
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return
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}
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if usage.UsedQuotaFiles < 0 || usage.UsedQuotaSize < 0 {
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sendAPIResponse(w, r, errors.New("invalid used quota parameters, negative values are not allowed"),
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"", http.StatusBadRequest)
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return
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}
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mode, err := getQuotaUpdateMode(r)
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if err != nil {
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sendAPIResponse(w, r, err, "", http.StatusBadRequest)
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return
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}
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user, err := dataprovider.GetUserWithGroupSettings(username, claims.Role)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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if mode == quotaUpdateModeAdd && !user.HasQuotaRestrictions() && dataprovider.GetQuotaTracking() == 2 {
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sendAPIResponse(w, r, errors.New("this user has no quota restrictions, only reset mode is supported"),
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"", http.StatusBadRequest)
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return
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}
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if !common.QuotaScans.AddUserQuotaScan(user.Username, user.Role) {
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sendAPIResponse(w, r, err, "A quota scan is in progress for this user", http.StatusConflict)
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return
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}
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defer common.QuotaScans.RemoveUserQuotaScan(user.Username)
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err = dataprovider.UpdateUserQuota(&user, usage.UsedQuotaFiles, usage.UsedQuotaSize, mode == quotaUpdateModeReset)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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sendAPIResponse(w, r, err, "Quota updated", http.StatusOK)
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}
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func doUpdateFolderQuotaUsage(w http.ResponseWriter, r *http.Request, name string, usage quotaUsage) {
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if usage.UsedQuotaFiles < 0 || usage.UsedQuotaSize < 0 {
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sendAPIResponse(w, r, errors.New("invalid used quota parameters, negative values are not allowed"),
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"", http.StatusBadRequest)
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return
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}
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mode, err := getQuotaUpdateMode(r)
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if err != nil {
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sendAPIResponse(w, r, err, "", http.StatusBadRequest)
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return
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}
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folder, err := dataprovider.GetFolderByName(name)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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if !common.QuotaScans.AddVFolderQuotaScan(folder.Name) {
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sendAPIResponse(w, r, err, "A quota scan is in progress for this folder", http.StatusConflict)
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return
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}
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defer common.QuotaScans.RemoveVFolderQuotaScan(folder.Name)
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err = dataprovider.UpdateVirtualFolderQuota(&folder, usage.UsedQuotaFiles, usage.UsedQuotaSize, mode == quotaUpdateModeReset)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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} else {
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sendAPIResponse(w, r, err, "Quota updated", http.StatusOK)
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}
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}
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func doStartUserQuotaScan(w http.ResponseWriter, r *http.Request, username string) {
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if dataprovider.GetQuotaTracking() == 0 {
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sendAPIResponse(w, r, nil, "Quota tracking is disabled!", http.StatusForbidden)
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return
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}
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claims, err := getTokenClaims(r)
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if err != nil || claims.Username == "" {
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sendAPIResponse(w, r, err, "Invalid token claims", http.StatusBadRequest)
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return
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}
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user, err := dataprovider.GetUserWithGroupSettings(username, claims.Role)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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if !common.QuotaScans.AddUserQuotaScan(user.Username, user.Role) {
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sendAPIResponse(w, r, nil, fmt.Sprintf("Another scan is already in progress for user %q", username),
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http.StatusConflict)
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return
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}
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go doUserQuotaScan(&user) //nolint:errcheck
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sendAPIResponse(w, r, err, "Scan started", http.StatusAccepted)
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}
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func doStartFolderQuotaScan(w http.ResponseWriter, r *http.Request, name string) {
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if dataprovider.GetQuotaTracking() == 0 {
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sendAPIResponse(w, r, nil, "Quota tracking is disabled!", http.StatusForbidden)
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return
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}
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folder, err := dataprovider.GetFolderByName(name)
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if err != nil {
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sendAPIResponse(w, r, err, "", getRespStatus(err))
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return
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}
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if !common.QuotaScans.AddVFolderQuotaScan(folder.Name) {
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sendAPIResponse(w, r, err, fmt.Sprintf("Another scan is already in progress for folder %q", name),
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http.StatusConflict)
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return
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}
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go doFolderQuotaScan(folder) //nolint:errcheck
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sendAPIResponse(w, r, err, "Scan started", http.StatusAccepted)
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}
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func doUserQuotaScan(user *dataprovider.User) error {
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defer common.QuotaScans.RemoveUserQuotaScan(user.Username)
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numFiles, size, err := user.ScanQuota()
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if err != nil {
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logger.Warn(logSender, "", "error scanning user quota %q: %v", user.Username, err)
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return err
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}
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err = dataprovider.UpdateUserQuota(user, numFiles, size, true)
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logger.Debug(logSender, "", "user quota scanned, user: %q, error: %v", user.Username, err)
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return err
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}
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func doFolderQuotaScan(folder vfs.BaseVirtualFolder) error {
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defer common.QuotaScans.RemoveVFolderQuotaScan(folder.Name)
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f := vfs.VirtualFolder{
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BaseVirtualFolder: folder,
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VirtualPath: "/",
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}
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numFiles, size, err := f.ScanQuota()
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if err != nil {
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logger.Warn(logSender, "", "error scanning folder %q: %v", folder.Name, err)
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return err
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}
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err = dataprovider.UpdateVirtualFolderQuota(&folder, numFiles, size, true)
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logger.Debug(logSender, "", "virtual folder %q scanned, error: %v", folder.Name, err)
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return err
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}
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func getQuotaUpdateMode(r *http.Request) (string, error) {
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mode := quotaUpdateModeReset
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if _, ok := r.URL.Query()["mode"]; ok {
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mode = r.URL.Query().Get("mode")
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if mode != quotaUpdateModeReset && mode != quotaUpdateModeAdd {
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return "", errors.New("invalid mode")
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}
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}
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return mode, nil
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}
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