Routing manager needs to support for xApps that terminate other protocols than E2
[ric-plt/rtmgr.git] / pkg / rtmgr / rtmgr.go
index 3189043..e5e0dcb 100644 (file)
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
+
+   This source code is part of the near-RT RIC (RAN Intelligent Controller)
+   platform project (RICP).
+
 ==================================================================================
 */
 /*
@@ -27,7 +31,8 @@ package rtmgr
 import (
        "encoding/json"
        "errors"
-       "github.com/jcelliott/lumber"
+       "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
+       "github.com/ghodss/yaml"
        "io/ioutil"
        "os"
        "strings"
@@ -46,9 +51,14 @@ var (
                "UEContextRelease":                 "5",
                "X2Setup":                          "6",
                "Reset":                            "7",
-               "RIC_SCTP_CONNECTION_FAILURE":      "1080",
-               "RIC_SCTP_CLEAR_ALL":               "1090",
                "E2_TERM_INIT":                     "1100",
+               "E2_TERM_KEEP_ALIVE_REQ":            "1101",
+               "E2_TERM_KEEP_ALIVE_RESP":           "1102",
+               "RAN_CONNECTED":                    "1200",
+               "RAN_RESTARTED":                    "1210",
+               "RAN_RECONFIGURED":                 "1220",
+               "RIC_SCTP_CLEAR_ALL":               "1090",
+               "RIC_SCTP_CONNECTION_FAILURE":      "1080",
                "RIC_X2_SETUP":                     "10000",
                "RIC_X2_RESPONSE":                  "10001",
                "RIC_X2_RESOURCE_STATUS_REQUEST":   "10002",
@@ -63,7 +73,7 @@ var (
                "RIC_X2_SETUP_REQ":                 "10060",
                "RIC_X2_SETUP_RESP":                "10061",
                "RIC_X2_SETUP_FAILURE":             "10062",
-               "RIC_X2_RESET":                     "10070",
+               "RIC_X2_RESET_REQ":                 "10070",
                "RIC_X2_RESET_RESP":                "10071",
                "RIC_ENB_CONF_UPDATE":              "10080",
                "RIC_ENB_CONF_UPDATE_ACK":          "10081",
@@ -91,6 +101,9 @@ var (
                "RIC_INDICATION":                   "12050",
                "DC_ADM_INT_CONTROL":               "20000",
                "DC_ADM_INT_CONTROL_ACK":           "20001",
+               "A1_POLICY_REQ":                    "20010",
+               "A1_POLICY_RESPONSE":               "20011",
+               "A1_POLICY_QUERY":                  "20012",
                "RIC_CONTROL_XAPP_CONFIG_REQUEST":  "100000",
                "RIC_CONTROL_XAPP_CONFIG_RESPONSE": "100001",
        }
@@ -99,59 +112,59 @@ var (
        // This implements static default routes needed by the RIC. Needs to be changed in case new components/message types needes to be added/updated.
        // Representation : {"componentName1": {"tx": <tx message type list>, "rx": <rx message type list>}}
        PLATFORMMESSAGETYPES = map[string]map[string][]string{
-               "E2TERM": {"tx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE", "RIC_SUB_RESP", "RIC_SUB_FAILURE", "RIC_SUB_DEL_RESP", "RIC_SUB_DEL_FAILURE"}, "rx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE", "RIC_SUB_REQ", "RIC_SUB_DEL_REQ", "RIC_CONTROL_REQ"}},
-               "E2MAN":  {"tx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE"}, "rx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE"}},
-               "SUBMAN": {"tx": []string{"RIC_SUB_REQ", "RIC_SUB_DEL_REQ"}, "rx": []string{"RIC_SUB_RESP", "RIC_SUB_FAILURE", "RIC_SUB_DEL_RESP", "RIC_SUB_DEL_FAILURE"}},
-               "UEMAN":  {"tx": []string{"RIC_CONTROL_REQ"}, "rx": []string{}},
+               "E2TERM":     {"tx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE", "RIC_SUB_RESP", "RIC_SUB_FAILURE", "RIC_SUB_DEL_RESP", "RIC_SUB_DEL_FAILURE"}, "rx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE", "RIC_SUB_REQ", "RIC_SUB_DEL_REQ", "RIC_CONTROL_REQ"}},
+               "E2MAN":      {"tx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE"}, "rx": []string{"RIC_X2_SETUP_REQ", "RIC_X2_SETUP_RESP", "RIC_X2_SETUP_FAILURE", "RIC_X2_RESET", "RIC_X2_RESET_RESP", "RIC_ENDC_X2_SETUP_REQ", "RIC_ENDC_X2_SETUP_RESP", "RIC_ENDC_X2_SETUP_FAILURE"}},
+               "SUBMAN":     {"tx": []string{"RIC_SUB_REQ", "RIC_SUB_DEL_REQ"}, "rx": []string{"RIC_SUB_RESP", "RIC_SUB_FAILURE", "RIC_SUB_DEL_RESP", "RIC_SUB_DEL_FAILURE"}},
+               "UEMAN":      {"tx": []string{"RIC_CONTROL_REQ"}, "rx": []string{}},
+               "RSM":        {"tx": []string{"RIC_RES_STATUS_REQ"}, "rx": []string{"RAN_CONNECTED", "RAN_RESTARTED", "RAN_RECONFIGURED"}},
+               "A1MEDIATOR": {"tx": []string{}, "rx": []string{"A1_POLICY_QUERY", "A1_POLICY_RESPONSE"}},
        }
 
-       Logger = lumber.NewConsoleLogger(lumber.INFO)
-       Eps    Endpoints
-       Subs   SubscriptionList
+       Eps  Endpoints
+       Subs SubscriptionList
+       PrsCfg  *PlatformRoutes
+       Mtype MessageTypeList
+       DynamicRouteList []string
 )
 
-func SetLogLevel(loglevel string) error {
-       switch strings.ToUpper(loglevel) {
-       case "INFO":
-               Logger.Level(lumber.INFO)
-               return nil
-       case "WARN":
-               Logger.Level(lumber.WARN)
-               return nil
-       case "ERROR":
-               Logger.Level(lumber.ERROR)
-               return nil
-       case "DEBUG":
-               Logger.Info("Debug mode")
-               Logger.Level(lumber.DEBUG)
-               return nil
-       case "TRACE":
-               Logger.Info("Trace mode")
-               Logger.Level(lumber.TRACE)
-               return nil      
-       default:
-               Logger.Error("invalid log mode, setting info")
-               Logger.Level(lumber.INFO)
-               return errors.New("invalid log level, setting info")
-       }
-}
-
 func GetPlatformComponents(configfile string) (*PlatformComponents, error) {
-       Logger.Debug("Invoked rtmgr.GetPlatformComponents(" + configfile + ")")
+       xapp.Logger.Debug("Invoked rtmgr.GetPlatformComponents(" + configfile + ")")
        var rcfg ConfigRtmgr
-       jsonFile, err := os.Open(configfile)
+       var rtroutes RtmgrRoutes
+       var mtypes MessageTypeIdentifier
+       yamlFile, err := os.Open(configfile)
        if err != nil {
                return nil, errors.New("cannot open the file due to: " + err.Error())
        }
-       defer jsonFile.Close()
-       byteValue, err := ioutil.ReadAll(jsonFile)
+       defer yamlFile.Close()
+       byteValue, err := ioutil.ReadAll(yamlFile)
        if err != nil {
                return nil, errors.New("cannot read the file due to: " + err.Error())
        }
-       err = json.Unmarshal(byteValue, &rcfg)
+       jsonByteValue, err := yaml.YAMLToJSON(byteValue)
+       if err != nil {
+               return nil, errors.New("cannot read the file due to: " + err.Error())
+       }
+       err = json.Unmarshal(jsonByteValue,&rtroutes)
+        if err != nil {
+               return nil, errors.New("cannot parse data due to: " + err.Error())
+        }
+        PrsCfg = &(rtroutes.Prs)
+
+       err = json.Unmarshal(jsonByteValue,&mtypes)
+        if err != nil {
+               return nil, errors.New("cannot parse data due to: " + err.Error())
+        } else {
+               xapp.Logger.Debug("Messgaetypes = %v", mtypes)
+               for _,m := range mtypes.Mit {
+                       splitstr := strings.Split(m,"=")
+                       Mtype[splitstr[0]] = splitstr[1]
+               }
+       }
+       err = json.Unmarshal(jsonByteValue, &rcfg)
        if err != nil {
                return nil, errors.New("cannot parse data due to: " + err.Error())
        }
-       Logger.Debug("Platform components read from the configfile:  %v", rcfg.Pcs)
+       xapp.Logger.Debug("Platform components read from the configfile:  %v", rcfg.Pcs)
        return &(rcfg.Pcs), nil
 }