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// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package api
import (
"bytes"
"fmt"
l4g "github.com/alecthomas/log4go"
"github.com/gorilla/mux"
"github.com/mattermost/platform/model"
"github.com/mattermost/platform/utils"
"io"
"net/http"
"strings"
)
func InitLicense(r *mux.Router) {
l4g.Debug(utils.T("api.license.init.debug"))
sr := r.PathPrefix("/license").Subrouter()
sr.Handle("/add", ApiAdminSystemRequired(addLicense)).Methods("POST")
sr.Handle("/remove", ApiAdminSystemRequired(removeLicense)).Methods("POST")
}
func addLicense(c *Context, w http.ResponseWriter, r *http.Request) {
c.LogAudit("attempt")
err := r.ParseMultipartForm(model.MAX_FILE_SIZE)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
m := r.MultipartForm
fileArray, ok := m.File["license"]
if !ok {
c.Err = model.NewLocAppError("addLicense", "api.license.add_license.no_file.app_error", nil, "")
c.Err.StatusCode = http.StatusBadRequest
return
}
if len(fileArray) <= 0 {
c.Err = model.NewLocAppError("addLicense", "api.license.add_license.array.app_error", nil, "")
c.Err.StatusCode = http.StatusBadRequest
return
}
fileData := fileArray[0]
file, err := fileData.Open()
defer file.Close()
if err != nil {
c.Err = model.NewLocAppError("addLicense", "api.license.add_license.open.app_error", nil, err.Error())
return
}
buf := bytes.NewBuffer(nil)
io.Copy(buf, file)
data := buf.Bytes()
var license *model.License
if success, licenseStr := utils.ValidateLicense(data); success {
license = model.LicenseFromJson(strings.NewReader(licenseStr))
if result := <-Srv.Store.User().AnalyticsUniqueUserCount(""); result.Err != nil {
c.Err = model.NewAppError("addLicense", "Unable to count total unique users.", fmt.Sprintf("err=%v", result.Err.Error()))
return
} else {
uniqueUserCount := result.Data.(int64)
if uniqueUserCount > int64(*license.Features.Users) {
c.Err = model.NewAppError("addLicense", fmt.Sprintf("This license only supports %d users, when your system has %d unique users. Unique users are counted distinctly by email address. You can see total user count under Site Reports -> View Statistics.", *license.Features.Users, uniqueUserCount), "")
return
}
}
if ok := utils.SetLicense(license); !ok {
c.LogAudit("failed - expired or non-started license")
c.Err = model.NewLocAppError("addLicense", "api.license.add_license.expired.app_error", nil, "")
return
}
if err := writeFileLocally(data, utils.LicenseLocation()); err != nil {
c.LogAudit("failed - could not save license file")
c.Err = model.NewLocAppError("addLicense", "api.license.add_license.save.app_error", nil, "path="+utils.LicenseLocation())
utils.RemoveLicense()
return
}
} else {
c.LogAudit("failed - invalid license")
c.Err = model.NewLocAppError("addLicense", "api.license.add_license.invalid.app_error", nil, "")
return
}
c.LogAudit("success")
w.Write([]byte(license.ToJson()))
}
func removeLicense(c *Context, w http.ResponseWriter, r *http.Request) {
c.LogAudit("")
if ok := utils.RemoveLicense(); !ok {
c.LogAudit("failed - could not remove license file")
c.Err = model.NewLocAppError("removeLicense", "api.license.remove_license.remove.app_error", nil, "")
return
}
rdata := map[string]string{}
rdata["status"] = "ok"
w.Write([]byte(model.MapToJson(rdata)))
}
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