import (
"encoding/json"
"errors"
+ "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
"io/ioutil"
"os"
+ "routing-manager/pkg/models"
"routing-manager/pkg/rtmgr"
+ "strings"
)
/*
}
func (f *File) ReadAll(file string) (*rtmgr.RicComponents, error) {
- rtmgr.Logger.Debug("Invoked sdl.ReadAll(" + file + ")")
+ xapp.Logger.Debug("Invoked sdl.ReadAll(" + file + ")")
var rcs *rtmgr.RicComponents
jsonFile, err := os.Open(file)
if err != nil {
return nil, errors.New("cannot open the file due to: " + err.Error())
}
defer jsonFile.Close()
-
byteValue, err := ioutil.ReadAll(jsonFile)
if err != nil {
return nil, errors.New("cannot read the file due to: " + err.Error())
}
+
err = json.Unmarshal(byteValue, &rcs)
if err != nil {
return nil, errors.New("cannot parse data due to: " + err.Error())
}
- rtmgr.Logger.Debug("file.fileReadAll returns: %v", rcs)
+ xapp.Logger.Debug("file.fileReadAll returns: %v", rcs)
return rcs, nil
}
func (f *File) WriteAll(file string, rcs *rtmgr.RicComponents) error {
- rtmgr.Logger.Debug("Invoked sdl.WriteAll")
- rtmgr.Logger.Debug("file.fileWriteAll writes into file: " + file)
- rtmgr.Logger.Debug("file.fileWriteAll writes data: %v", *rcs)
+ xapp.Logger.Debug("Invoked sdl.WriteAll")
+ xapp.Logger.Debug("file.fileWriteAll writes into file: " + file)
+ xapp.Logger.Debug("file.fileWriteAll writes data: %v", *rcs)
byteValue, err := json.Marshal(rcs)
if err != nil {
return errors.New("cannot convert data due to: " + err.Error())
}
func (f *File) WriteXApps(file string, xApps *[]rtmgr.XApp) error {
- rtmgr.Logger.Debug("Invoked sdl.WriteXApps")
- rtmgr.Logger.Debug("file.fileWriteXApps writes into file: " + file)
- rtmgr.Logger.Debug("file.fileWriteXApps writes data: %v", *xApps)
+ xapp.Logger.Debug("Invoked sdl.WriteXApps")
+ xapp.Logger.Debug("file.fileWriteXApps writes into file: " + file)
+ xapp.Logger.Debug("file.fileWriteXApps writes data: %v", *xApps)
ricData, err := NewFile().ReadAll(file)
if err != nil {
- rtmgr.Logger.Error("cannot get data from sdl interface due to: " + err.Error())
+ xapp.Logger.Error("cannot get data from sdl interface due to: " + err.Error())
return errors.New("cannot read full ric data to modify xApps data, due to: " + err.Error())
}
ricData.XApps = *xApps
}
return nil
}
+
+func (f *File) WriteNewE2TInstance(file string, E2TInst *rtmgr.E2TInstance, meiddata string) error {
+ xapp.Logger.Debug("Invoked sdl.WriteNewE2TInstance")
+ xapp.Logger.Debug("file.WriteNewE2TInstance writes into file: " + file)
+ xapp.Logger.Debug("file.WriteNewE2TInstance writes data: %v", *E2TInst)
+
+ ricData, err := NewFile().ReadAll(file)
+ if err != nil {
+ xapp.Logger.Error("cannot get data from sdl interface due to: " + err.Error())
+ return errors.New("cannot read full ric data to modify xApps data, due to: " + err.Error())
+ }
+ ricData.E2Ts[E2TInst.Fqdn] = *E2TInst
+ if len(meiddata) > 0 {
+ ricData.MeidMap = append(ricData.MeidMap, meiddata)
+ }
+ /*{
+ ricData.MeidMap = []string {meiddata}
+ }
+ else {
+ ricData.MeidMap = []string {}
+ }*/
+
+ byteValue, err := json.Marshal(ricData)
+ if err != nil {
+ return errors.New("cannot convert data due to: " + err.Error())
+ }
+ err = ioutil.WriteFile(file, byteValue, 0644)
+ if err != nil {
+ return errors.New("cannot write file due to: " + err.Error())
+ }
+ return nil
+}
+
+func (f *File) WriteAssRANToE2TInstance(file string, rane2tmap models.RanE2tMap) error {
+ xapp.Logger.Debug("Invoked sdl.WriteAssRANToE2TInstance")
+ xapp.Logger.Debug("file.WriteAssRANToE2TInstance writes into file: " + file)
+ xapp.Logger.Debug("file.WriteAssRANToE2TInstance writes data: %v", rane2tmap)
+
+ ricData, err := NewFile().ReadAll(file)
+ if err != nil {
+ xapp.Logger.Error("cannot get data from sdl interface due to: " + err.Error())
+ return errors.New("cannot read full ric data to modify xApps data, due to: " + err.Error())
+ }
+
+ //ricData.MeidMap = []string{}
+ for _, element := range rane2tmap {
+ xapp.Logger.Info("data received")
+ var str, meidar string
+ for _, meid := range element.RanNamelist {
+ meidar += meid + " "
+ }
+ str = "mme_ar|" + *element.E2TAddress + "|" + strings.TrimSuffix(meidar, " ")
+ ricData.MeidMap = append(ricData.MeidMap, str)
+
+ for key, _ := range ricData.E2Ts {
+ if key == *element.E2TAddress {
+ var estObj rtmgr.E2TInstance
+ estObj = ricData.E2Ts[key]
+ estObj.Ranlist = append(ricData.E2Ts[key].Ranlist, element.RanNamelist...)
+ ricData.E2Ts[key] = estObj
+ }
+ }
+ }
+
+ byteValue, err := json.Marshal(ricData)
+ if err != nil {
+ return errors.New("cannot convert data due to: " + err.Error())
+ }
+ err = ioutil.WriteFile(file, byteValue, 0644)
+ if err != nil {
+ return errors.New("cannot write file due to: " + err.Error())
+ }
+ return nil
+}
+
+func (f *File) WriteDisAssRANFromE2TInstance(file string, disassranmap models.RanE2tMap) error {
+ xapp.Logger.Debug("Invoked sdl.WriteDisAssRANFromE2TInstance")
+ xapp.Logger.Debug("file.WriteDisAssRANFromE2TInstance writes into file: " + file)
+ xapp.Logger.Debug("file.WriteDisAssRANFromE2TInstance writes data: %v", disassranmap)
+
+ ricData, err := NewFile().ReadAll(file)
+ if err != nil {
+ xapp.Logger.Error("cannot get data from sdl interface due to: " + err.Error())
+ return errors.New("cannot read full ric data to modify xApps data, due to: " + err.Error())
+ }
+
+ var str, meiddel, meiddisdel string
+ //ricData.MeidMap = []string{}
+ for _, element := range disassranmap {
+ xapp.Logger.Info("data received")
+ for _, meid := range element.RanNamelist {
+ meiddisdel += meid + " "
+ }
+ if len(element.RanNamelist) > 0 {
+ str = "mme_del|" + strings.TrimSuffix(meiddisdel, " ")
+ ricData.MeidMap = append(ricData.MeidMap, str)
+ }
+ e2taddress_key := *element.E2TAddress
+ //Check whether the provided E2T Address is available in SDL as a key.
+ //If exist, proceed further to check RAN list, Otherwise move to next E2T Instance
+ if _, exist := ricData.E2Ts[e2taddress_key]; exist {
+ var estObj rtmgr.E2TInstance
+ estObj = ricData.E2Ts[e2taddress_key]
+ // If RAN list is empty, then routing manager assumes that all RANs attached associated to the particular E2T Instance to be removed.
+ if len(element.RanNamelist) == 0 {
+ xapp.Logger.Debug("RAN List is empty. So disassociating all RANs from the E2T Instance: %v ", *element.E2TAddress)
+ for _, meid := range estObj.Ranlist {
+ meiddel += meid + " "
+ }
+ str = "mme_del|" + strings.TrimSuffix(meiddel, " ")
+ ricData.MeidMap = append(ricData.MeidMap, str)
+
+ estObj.Ranlist = []string{}
+ } else {
+ xapp.Logger.Debug("Remove only selected rans from E2T Instance: %v and %v ", ricData.E2Ts[e2taddress_key].Ranlist, element.RanNamelist)
+ for _, disRanValue := range element.RanNamelist {
+ for ranIndex, ranValue := range ricData.E2Ts[e2taddress_key].Ranlist {
+ if disRanValue == ranValue {
+ estObj.Ranlist[ranIndex] = estObj.Ranlist[len(estObj.Ranlist)-1]
+ estObj.Ranlist[len(estObj.Ranlist)-1] = ""
+ estObj.Ranlist = estObj.Ranlist[:len(estObj.Ranlist)-1]
+ }
+ }
+ }
+ }
+ ricData.E2Ts[e2taddress_key] = estObj
+ }
+ }
+
+ xapp.Logger.Debug("Final data after disassociate: %v", ricData)
+
+ byteValue, err := json.Marshal(ricData)
+ if err != nil {
+ return errors.New("cannot convert data due to: " + err.Error())
+ }
+ err = ioutil.WriteFile(file, byteValue, 0644)
+ if err != nil {
+ return errors.New("cannot write file due to: " + err.Error())
+ }
+ return nil
+}
+
+func (f *File) WriteDeleteE2TInstance(file string, E2TInst *models.E2tDeleteData) error {
+ xapp.Logger.Debug("Invoked sdl.WriteDeleteE2TInstance")
+ xapp.Logger.Debug("file.WriteDeleteE2TInstance writes into file: " + file)
+ xapp.Logger.Debug("file.WriteDeleteE2TInstance writes data: %v", *E2TInst)
+
+ ricData, err := NewFile().ReadAll(file)
+ if err != nil {
+ xapp.Logger.Error("cannot get data from sdl interface due to: " + err.Error())
+ return errors.New("cannot read full ric data to modify xApps data, due to: " + err.Error())
+ }
+
+ //ricData.MeidMap = []string{}
+ var delrow, meiddel string
+ if len(E2TInst.RanNamelistTobeDissociated) > 0 {
+ for _, meid := range E2TInst.RanNamelistTobeDissociated {
+ meiddel += meid + " "
+ }
+ delrow = "mme_del|" + strings.TrimSuffix(meiddel, " ")
+ ricData.MeidMap = append(ricData.MeidMap, delrow)
+ } else {
+ if len(ricData.E2Ts[*E2TInst.E2TAddress].Ranlist) > 0 {
+ for _, meid := range ricData.E2Ts[*E2TInst.E2TAddress].Ranlist {
+ meiddel += meid + " "
+ }
+ delrow = "mme_del|" + strings.TrimSuffix(meiddel, " ")
+ ricData.MeidMap = append(ricData.MeidMap, delrow)
+ }
+ }
+
+ delete(ricData.E2Ts, *E2TInst.E2TAddress)
+
+ for _, element := range E2TInst.RanAssocList {
+ var str, meidar string
+ xapp.Logger.Info("data received")
+ for _, meid := range element.RanNamelist {
+ meidar = meid + " "
+ }
+ str = "mme_ar|" + *element.E2TAddress + "|" + strings.TrimSuffix(meidar, " ")
+ ricData.MeidMap = append(ricData.MeidMap, str)
+ key := *element.E2TAddress
+
+ if val, ok := ricData.E2Ts[key]; ok {
+ var estObj rtmgr.E2TInstance
+ estObj = val
+ estObj.Ranlist = append(ricData.E2Ts[key].Ranlist, element.RanNamelist...)
+ ricData.E2Ts[key] = estObj
+ } else {
+ xapp.Logger.Error("file.WriteDeleteE2TInstance E2T instance is not found for provided E2TAddress : %v", errors.New(key).Error())
+ }
+
+ }
+
+ byteValue, err := json.Marshal(ricData)
+ if err != nil {
+ return errors.New("cannot convert data due to: " + err.Error())
+ }
+ err = ioutil.WriteFile(file, byteValue, 0644)
+ if err != nil {
+ return errors.New("cannot write file due to: " + err.Error())
+ }
+ return nil
+}