Files
team/server/channels/api4/license_local.go
7a79cb06af [MM-67113] Add license preview/diff view when uploading a new license (#34877)
* [MM-67113] Add license preview/diff view when uploading a new license

Add a preview step when uploading a new license file in the Admin Console,
allowing administrators to review differences before applying.

Backend:
- Add POST /api/v4/license/preview endpoint
- Add PreviewLicenseFile method to Go client

Frontend:
- Add previewLicense method to TypeScript client and Redux action
- Add LicenseDiffView component to display license comparison
- Refactor UploadLicenseModal to 3-step flow: loading → preview → success
- Fix License type field name (sku_short_name)
- Update date formatting on License details page for consistency
- For "entry" licenses, show only new license info (no comparison)

Co-authored-by: Hanzo Dev <[email protected]>
2026-06-01 11:34:23 +02:00

124 lines
3.5 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package api4
import (
"bytes"
"encoding/json"
"io"
"net/http"
"github.com/mattermost/mattermost/server/public/model"
"github.com/mattermost/mattermost/server/public/shared/mlog"
)
func (api *API) InitLicenseLocal() {
api.BaseRoutes.APIRoot.Handle("/license", api.APILocal(localAddLicense, handlerParamFileAPI)).Methods(http.MethodPost)
api.BaseRoutes.APIRoot.Handle("/license", api.APILocal(localRemoveLicense)).Methods(http.MethodDelete)
api.BaseRoutes.APIRoot.Handle("/license/client", api.APILocal(localGetClientLicense)).Methods(http.MethodGet)
}
func localAddLicense(c *Context, w http.ResponseWriter, r *http.Request) {
auditRec := c.MakeAuditRecord(model.AuditEventLocalAddLicense, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
c.LogAudit("attempt")
err := r.ParseMultipartForm(*c.App.Config().FileSettings.MaxFileSize)
if err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
return
}
defer func() {
if r.MultipartForm != nil {
if err = r.MultipartForm.RemoveAll(); err != nil {
c.Logger.Warn("Failed to remove temporary multipart files", mlog.Err(err))
}
}
}()
fileArray, ok := r.MultipartForm.File["license"]
if !ok {
c.Err = model.NewAppError("addLicense", "api.license.add_license.no_file.app_error", nil, "", http.StatusBadRequest)
return
}
if len(fileArray) <= 0 {
c.Err = model.NewAppError("addLicense", "api.license.add_license.array.app_error", nil, "", http.StatusBadRequest)
return
}
fileData := fileArray[0]
model.AddEventParameterToAuditRec(auditRec, "filename", fileData.Filename)
file, err := fileData.Open()
if err != nil {
c.Err = model.NewAppError("addLicense", "api.license.add_license.open.app_error", nil, "", http.StatusBadRequest).Wrap(err)
return
}
defer file.Close()
buf := bytes.NewBuffer(nil)
if _, err := io.Copy(buf, file); err != nil {
c.Err = model.NewAppError("addLicense", "api.license.add_license.copy.app_error", nil, "", http.StatusInternalServerError).Wrap(err)
return
}
license, appErr := c.App.Srv().SaveLicense(buf.Bytes())
if appErr != nil {
if appErr.Id == model.ExpiredLicenseError {
c.LogAudit("failed - expired or non-started license")
} else if appErr.Id == model.InvalidLicenseError {
c.LogAudit("failed - invalid license")
} else {
c.LogAudit("failed - unable to save license")
}
c.Err = appErr
return
}
auditRec.Success()
c.LogAudit("success")
if err := json.NewEncoder(w).Encode(license); err != nil {
c.Logger.Warn("Error while writing response", mlog.Err(err))
}
}
func localRemoveLicense(c *Context, w http.ResponseWriter, r *http.Request) {
auditRec := c.MakeAuditRecord(model.AuditEventLocalRemoveLicense, model.AuditStatusFail)
defer c.LogAuditRec(auditRec)
c.LogAudit("attempt")
if err := c.App.Srv().RemoveLicense(); err != nil {
c.Err = err
return
}
auditRec.Success()
c.LogAudit("success")
ReturnStatusOK(w)
}
func localGetClientLicense(c *Context, w http.ResponseWriter, r *http.Request) {
format := r.URL.Query().Get("format")
if format == "" {
c.Err = model.NewAppError("localGetClientLicense", "api.license.client.old_format.app_error", nil, "", http.StatusBadRequest)
return
}
if format != "old" {
c.SetInvalidParam("format")
return
}
clientLicense := c.App.Srv().ClientLicense()
if _, err := w.Write([]byte(model.MapToJSON(clientLicense))); err != nil {
c.Logger.Warn("Error while writing response", mlog.Err(err))
}
}