Files
cgrates/apier/v2/apier.go
2019-04-09 17:36:14 +02:00

343 lines
11 KiB
Go

/*
Real-time Online/Offline Charging System (OCS) for Telecom & ISP environments
Copyright (C) ITsysCOM GmbH
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
package v2
import (
"errors"
"fmt"
"math"
"os"
"path"
"strconv"
"strings"
"time"
v1 "github.com/cgrates/cgrates/apier/v1"
"github.com/cgrates/cgrates/config"
"github.com/cgrates/cgrates/engine"
"github.com/cgrates/cgrates/guardian"
"github.com/cgrates/cgrates/utils"
)
type ApierV2 struct {
v1.ApierV1
}
// Call implements rpcclient.RpcClientConnection interface for internal RPC
func (self *ApierV2) Call(serviceMethod string,
args interface{}, reply interface{}) error {
return utils.APIerRPCCall(self, serviceMethod, args, reply)
}
type AttrLoadRatingProfile struct {
TPid string
RatingProfileId string
}
// Process dependencies and load a specific rating profile from storDb into dataDb.
func (self *ApierV2) LoadRatingProfile(attrs AttrLoadRatingProfile, reply *string) error {
if len(attrs.TPid) == 0 {
return utils.NewErrMandatoryIeMissing("TPid")
}
tpRpf := &utils.TPRatingProfile{TPid: attrs.TPid}
dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
self.CacheS, self.SchedulerS)
if err := dbReader.LoadRatingProfilesFiltered(tpRpf); err != nil {
return utils.NewErrServerError(err)
}
*reply = v1.OK
return nil
}
type AttrLoadAccountActions struct {
TPid string
AccountActionsId string
}
// Process dependencies and load a specific AccountActions profile from storDb into dataDb.
func (self *ApierV2) LoadAccountActions(attrs AttrLoadAccountActions, reply *string) error {
if len(attrs.TPid) == 0 {
return utils.NewErrMandatoryIeMissing("TPid")
}
dbReader := engine.NewTpReader(self.DataManager.DataDB(), self.StorDb,
attrs.TPid, self.Config.GeneralCfg().DefaultTimezone,
self.CacheS, self.SchedulerS)
tpAa := &utils.TPAccountActions{TPid: attrs.TPid}
tpAa.SetAccountActionsId(attrs.AccountActionsId)
if _, err := guardian.Guardian.Guard(func() (interface{}, error) {
return 0, dbReader.LoadAccountActionsFiltered(tpAa)
}, config.CgrConfig().GeneralCfg().LockingTimeout, attrs.AccountActionsId); err != nil {
return utils.NewErrServerError(err)
}
sched := self.ServManager.GetScheduler()
if sched != nil {
sched.Reload()
}
*reply = v1.OK
return nil
}
func (self *ApierV2) LoadTariffPlanFromFolder(attrs utils.AttrLoadTpFromFolder, reply *utils.LoadInstance) error {
if len(attrs.FolderPath) == 0 {
return fmt.Errorf("%s:%s", utils.ErrMandatoryIeMissing.Error(), "FolderPath")
}
if fi, err := os.Stat(attrs.FolderPath); err != nil {
if strings.HasSuffix(err.Error(), "no such file or directory") {
return utils.ErrInvalidPath
}
return utils.NewErrServerError(err)
} else if !fi.IsDir() {
return utils.ErrInvalidPath
}
loader := engine.NewTpReader(self.DataManager.DataDB(),
engine.NewFileCSVStorage(utils.CSV_SEP,
path.Join(attrs.FolderPath, utils.DESTINATIONS_CSV),
path.Join(attrs.FolderPath, utils.TIMINGS_CSV),
path.Join(attrs.FolderPath, utils.RATES_CSV),
path.Join(attrs.FolderPath, utils.DESTINATION_RATES_CSV),
path.Join(attrs.FolderPath, utils.RATING_PLANS_CSV),
path.Join(attrs.FolderPath, utils.RATING_PROFILES_CSV),
path.Join(attrs.FolderPath, utils.SHARED_GROUPS_CSV),
path.Join(attrs.FolderPath, utils.ACTIONS_CSV),
path.Join(attrs.FolderPath, utils.ACTION_PLANS_CSV),
path.Join(attrs.FolderPath, utils.ACTION_TRIGGERS_CSV),
path.Join(attrs.FolderPath, utils.ACCOUNT_ACTIONS_CSV),
path.Join(attrs.FolderPath, utils.ResourcesCsv),
path.Join(attrs.FolderPath, utils.StatsCsv),
path.Join(attrs.FolderPath, utils.ThresholdsCsv),
path.Join(attrs.FolderPath, utils.FiltersCsv),
path.Join(attrs.FolderPath, utils.SuppliersCsv),
path.Join(attrs.FolderPath, utils.AttributesCsv),
path.Join(attrs.FolderPath, utils.ChargersCsv),
path.Join(attrs.FolderPath, utils.DispatcherProfilesCsv),
path.Join(attrs.FolderPath, utils.DispatcherHostsCsv),
), "", self.Config.GeneralCfg().DefaultTimezone,
self.CacheS, self.SchedulerS)
if err := loader.LoadAll(); err != nil {
return utils.NewErrServerError(err)
}
if attrs.DryRun {
*reply = utils.LoadInstance{RatingLoadID: utils.DRYRUN, AccountingLoadID: utils.DRYRUN}
return nil // Mission complete, no errors
}
if attrs.Validate {
if !loader.IsValid() {
return errors.New("invalid data")
}
}
if err := loader.WriteToDatabase(attrs.FlushDb, false, false); err != nil {
return utils.NewErrServerError(err)
}
utils.Logger.Info("ApierV2.LoadTariffPlanFromFolder, reloading cache.")
if err := loader.ReloadCache(attrs.FlushDb, true); err != nil {
return utils.NewErrServerError(err)
}
loadHistList, err := self.DataManager.DataDB().GetLoadHistory(1, true, utils.NonTransactional)
if err != nil {
return err
}
if len(loadHistList) > 0 {
*reply = *loadHistList[0]
}
return nil
}
type AttrGetActions struct {
ActionIDs []string
Offset int // Set the item offset
Limit int // Limit number of items retrieved
}
// Retrieves actions attached to specific ActionsId within cache
func (self *ApierV2) GetActions(attr AttrGetActions, reply *map[string]engine.Actions) error {
var actionKeys []string
var err error
if len(attr.ActionIDs) == 0 {
if actionKeys, err = self.DataManager.DataDB().GetKeysForPrefix(utils.ACTION_PREFIX); err != nil {
return err
}
} else {
for _, accID := range attr.ActionIDs {
if len(accID) == 0 { // Source of error returned from redis (key not found)
continue
}
actionKeys = append(actionKeys, utils.ACCOUNT_PREFIX+accID)
}
}
if len(actionKeys) == 0 {
return nil
}
if attr.Offset > len(actionKeys) {
attr.Offset = len(actionKeys)
}
if attr.Offset < 0 {
attr.Offset = 0
}
var limitedActions []string
if attr.Limit != 0 {
max := math.Min(float64(attr.Offset+attr.Limit), float64(len(actionKeys)))
limitedActions = actionKeys[attr.Offset:int(max)]
} else {
limitedActions = actionKeys[attr.Offset:]
}
retActions := make(map[string]engine.Actions)
for _, accKey := range limitedActions {
key := accKey[len(utils.ACTION_PREFIX):]
acts, err := self.DataManager.GetActions(key, false, utils.NonTransactional)
if err != nil {
return utils.NewErrServerError(err)
}
if len(acts) > 0 {
retActions[key] = acts
}
}
*reply = retActions
return nil
}
type AttrGetDestinations struct {
DestinationIDs []string
}
func (self *ApierV2) GetDestinations(attr AttrGetDestinations, reply *[]*engine.Destination) error {
dests := make([]*engine.Destination, 0)
if attr.DestinationIDs == nil {
return utils.NewErrMandatoryIeMissing("DestIDs")
}
if len(attr.DestinationIDs) == 0 {
// get all destination ids
destIDs, err := self.DataManager.DataDB().GetKeysForPrefix(utils.DESTINATION_PREFIX)
if err != nil {
return err
}
for _, destID := range destIDs {
attr.DestinationIDs = append(attr.DestinationIDs, destID[len(utils.DESTINATION_PREFIX):])
}
}
for _, destID := range attr.DestinationIDs {
dst, err := self.DataManager.DataDB().GetDestination(destID, false, utils.NonTransactional)
if err != nil {
return err
}
dests = append(dests, dst)
}
*reply = dests
return nil
}
func (self *ApierV2) SetActions(attrs utils.AttrSetActions, reply *string) error {
if missing := utils.MissingStructFields(&attrs, []string{"ActionsId", "Actions"}); len(missing) != 0 {
return utils.NewErrMandatoryIeMissing(missing...)
}
for _, action := range attrs.Actions {
requiredFields := []string{"Identifier", "Weight"}
if action.BalanceType != "" { // Add some inter-dependent parameters - if balanceType then we are not talking about simply calling actions
requiredFields = append(requiredFields, "Direction", "Units")
}
if missing := utils.MissingStructFields(action, requiredFields); len(missing) != 0 {
return fmt.Errorf("%s:Action:%s:%v", utils.ErrMandatoryIeMissing.Error(), action.Identifier, missing)
}
}
if !attrs.Overwrite {
if exists, err := self.DataManager.HasData(utils.ACTION_PREFIX, attrs.ActionsId, ""); err != nil {
return utils.NewErrServerError(err)
} else if exists {
return utils.ErrExists
}
}
storeActions := make(engine.Actions, len(attrs.Actions))
for idx, apiAct := range attrs.Actions {
var vf *utils.ValueFormula
if apiAct.Units != "" {
if x, err := utils.ParseBalanceFilterValue(apiAct.BalanceType, apiAct.Units); err == nil {
vf = x
} else {
return err
}
}
var weight *float64
if apiAct.BalanceWeight != "" {
if x, err := strconv.ParseFloat(apiAct.BalanceWeight, 64); err == nil {
weight = &x
} else {
return err
}
}
var blocker *bool
if apiAct.BalanceBlocker != "" {
if x, err := strconv.ParseBool(apiAct.BalanceBlocker); err == nil {
blocker = &x
} else {
return err
}
}
var disabled *bool
if apiAct.BalanceDisabled != "" {
if x, err := strconv.ParseBool(apiAct.BalanceDisabled); err == nil {
disabled = &x
} else {
return err
}
}
a := &engine.Action{
Id: attrs.ActionsId,
ActionType: apiAct.Identifier,
Weight: apiAct.Weight,
ExpirationString: apiAct.ExpiryTime,
ExtraParameters: apiAct.ExtraParameters,
Filter: apiAct.Filter,
Balance: &engine.BalanceFilter{ // TODO: update this part
Uuid: utils.StringPointer(apiAct.BalanceUuid),
ID: utils.StringPointer(apiAct.BalanceId),
Type: utils.StringPointer(apiAct.BalanceType),
Value: vf,
Weight: weight,
DestinationIDs: utils.StringMapPointer(utils.ParseStringMap(apiAct.DestinationIds)),
RatingSubject: utils.StringPointer(apiAct.RatingSubject),
SharedGroups: utils.StringMapPointer(utils.ParseStringMap(apiAct.SharedGroups)),
Categories: utils.StringMapPointer(utils.ParseStringMap(apiAct.Categories)),
TimingIDs: utils.StringMapPointer(utils.ParseStringMap(apiAct.TimingTags)),
Blocker: blocker,
Disabled: disabled,
},
}
storeActions[idx] = a
}
if err := self.DataManager.SetActions(attrs.ActionsId, storeActions, utils.NonTransactional); err != nil {
return utils.NewErrServerError(err)
}
//generate a loadID for CacheActions and store it in database
if err := self.DataManager.SetLoadIDs(map[string]int64{utils.CacheActions: time.Now().UnixNano()}); err != nil {
return utils.APIErrorHandler(err)
}
*reply = utils.OK
return nil
}