X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=alarm%2Falarm.go;h=f8d909af629b5ae94036a75e60a92336eaa58790;hb=3649fae7a06ad3ad099d0aa4e68f7ca3a2ae5a87;hp=2246abee0c03162330502b37adf7da63f7a7176d;hpb=3e0381545172d07ba76b9e84e41334a2e9cf66e4;p=ric-plt%2Falarm-go.git diff --git a/alarm/alarm.go b/alarm/alarm.go index 2246abe..f8d909a 100755 --- a/alarm/alarm.go +++ b/alarm/alarm.go @@ -21,87 +21,47 @@ package alarm import ( + "bytes" "encoding/json" "errors" "fmt" + "io/ioutil" "log" - "sync" + "net/http" + "os" "time" "unsafe" ) /* #cgo CFLAGS: -I../ -#cgo LDFLAGS: -lrmr_nng -lnng +#cgo LDFLAGS: -lrmr_si #include "utils.h" */ import "C" -// Severity for alarms -type Severity string - -// Possible values for Severity -const ( - SeverityUnspecified Severity = "UNSPECIFIED" - SeverityCritical Severity = "CRITICAL" - SeverityMajor Severity = "MAJOR" - SeverityMinor Severity = "MINOR" - SeverityWarning Severity = "WARNING" - SeverityNormal Severity = "CLEARED" - SeverityDefault Severity = "DEFAULT" -) - -// Alarm object - see README for more information -type Alarm struct { - ManagedObjectId string `json:"managedObjectId"` - ApplicationId string `json:"applicationId"` - SpecificProblem int `json:"specificProblem"` - PerceivedSeverity Severity `json:"perceivedSeverity"` - AdditionalInfo string `json:"additionalInfo"` - IdentifyingInfo string `json:"identifyingInfo"` -} - -// Alarm actions -type AlarmAction string - -// Possible values for alarm actions -const ( - AlarmActionRaise AlarmAction = "RAISE" - AlarmActionClear AlarmAction = "CLEAR" - AlarmActionReraise AlarmAction = "RERAISE" - AlarmActionClearAll AlarmAction = "CLEARALL" -) - -type AlarmMessage struct { - Alarm - AlarmAction - AlarmTime int64 -} - -// RICAlarm is an alarm instance -type RICAlarm struct { - moId string - appId string - rmrCtx unsafe.Pointer - mutex sync.Mutex -} - // InitAlarm is the init routine which returns a new alarm instance. // The MO and APP identities are given as a parameters. // The identities are used when raising/clearing alarms, unless provided by the applications. func InitAlarm(mo, id string) (*RICAlarm, error) { - if ctx := C.rmrInit(); ctx != nil { - r := &RICAlarm{ - moId: mo, - appId: id, - rmrCtx: ctx, - } + r := &RICAlarm{ + moId: mo, + appId: id, + managerUrl: ALARM_MANAGER_HTTP_URL, + } + + if os.Getenv("ALARM_MANAGER_URL") != "" { + r.managerUrl = os.Getenv("ALARM_MANAGER_URL") + } - return r, nil + if os.Getenv("ALARM_IF_RMR") == "" { + go InitRMR(r, "") + } else { + go InitRMR(r, ALARM_MANAGER_RMR_URL) } - return nil, errors.New("rmrInit failed!") + return r, nil } // Create a new Alarm instance @@ -118,17 +78,25 @@ func (r *RICAlarm) NewAlarm(sp int, severity Severity, ainfo, iinfo string) Alar // Create a new AlarmMessage instance func (r *RICAlarm) NewAlarmMessage(a Alarm, alarmAction AlarmAction) AlarmMessage { - alarmTime := time.Now().UnixNano() / 1000 + alarmTime := time.Now().UnixNano() return AlarmMessage{a, alarmAction, alarmTime} } +func (r *RICAlarm) SetManagedObjectId(mo string) { + r.moId = mo +} + +func (r *RICAlarm) SetApplicationId(app string) { + r.appId = app +} + // Raise a RIC alarm func (r *RICAlarm) Raise(a Alarm) error { r.mutex.Lock() defer r.mutex.Unlock() m := r.NewAlarmMessage(a, AlarmActionRaise) - return r.SendMessage(m) + return r.sendAlarmUpdateReq(m) } // Clear a RIC alarm @@ -137,7 +105,7 @@ func (r *RICAlarm) Clear(a Alarm) error { defer r.mutex.Unlock() m := r.NewAlarmMessage(a, AlarmActionClear) - return r.SendMessage(m) + return r.sendAlarmUpdateReq(m) } // Re-raise a RIC alarm @@ -145,8 +113,12 @@ func (r *RICAlarm) Reraise(a Alarm) error { r.mutex.Lock() defer r.mutex.Unlock() - m := r.NewAlarmMessage(a, AlarmActionReraise) - return r.SendMessage(m) + m := r.NewAlarmMessage(a, AlarmActionClear) + if err := r.sendAlarmUpdateReq(m); err != nil { + return errors.New(fmt.Sprintf("Reraise failed: %v", err)) + } + + return r.sendAlarmUpdateReq(r.NewAlarmMessage(a, AlarmActionRaise)) } // Clear all alarms raised by the application @@ -157,31 +129,43 @@ func (r *RICAlarm) ClearAll() error { a := r.NewAlarm(0, SeverityDefault, "", "") m := r.NewAlarmMessage(a, AlarmActionClearAll) - return r.SendMessage(m) + return r.sendAlarmUpdateReq(m) } -// Internal functions func (r *RICAlarm) AlarmString(a AlarmMessage) string { s := "MOId=%s AppId=%s SP=%d severity=%s IA=%s" return fmt.Sprintf(s, a.ManagedObjectId, a.ApplicationId, a.SpecificProblem, a.PerceivedSeverity, a.IdentifyingInfo) } -func (r *RICAlarm) SendMessage(a AlarmMessage) error { - log.Println("Sending alarm:", r.AlarmString(a)) +func (r *RICAlarm) sendAlarmUpdateReq(a AlarmMessage) error { payload, err := json.Marshal(a) if err != nil { + log.Println("json.Marshal failed with error: ", err) return err } + log.Println("Sending alarm: ", fmt.Sprintf("%s", payload)) + + if r.rmrCtx == nil || !r.rmrReady { + url := fmt.Sprintf("%s/%s", r.managerUrl, "ric/v1/alarms") + resp, err := http.Post(url, "application/json", bytes.NewReader(payload)) + if err != nil || resp == nil { + return fmt.Errorf("Unable to send alarm: %v", err) + } + log.Printf("Alarm posted to %s [status=%d]", url, resp.StatusCode) + return nil + } datap := C.CBytes(payload) defer C.free(datap) meid := C.CString("ric") defer C.free(unsafe.Pointer(meid)) - if state := C.rmrSend(r.rmrCtx, 1234, datap, C.int(len(payload)), meid); state != C.RMR_OK { + if state := C.rmrSend(r.rmrCtx, RIC_ALARM_UPDATE, datap, C.int(len(payload)), meid); state != C.RMR_OK { + log.Println("rmrSend failed with error: ", state) return errors.New(fmt.Sprintf("rmrSend failed with error: %d", state)) } + return nil } @@ -195,3 +179,37 @@ func (r *RICAlarm) ReceiveMessage(cb func(AlarmMessage)) error { } return errors.New("rmrRcv failed!") } + +func InitRMR(r *RICAlarm, endpoint string) error { + // Setup static RT for alarm system + if endpoint == "" { + if r.moId == "my-pod" { + endpoint = "127.0.0.1:4560" + } else if r.moId == "my-pod-lib" { + endpoint = "127.0.0.1:4588" + } + } + + alarmRT := fmt.Sprintf("newrt|start\nrte|13111|%s\nnewrt|end\n", endpoint) + alarmRTFile := "/tmp/alarm.rt" + + if err := ioutil.WriteFile(alarmRTFile, []byte(alarmRT), 0644); err != nil { + log.Println("ioutil.WriteFile failed with error: ", err) + return err + } + + os.Setenv("RMR_SEED_RT", alarmRTFile) + os.Setenv("RMR_RTG_SVC", "-1") + + if ctx := C.rmrInit(); ctx != nil { + r.rmrCtx = ctx + r.rmrReady = true + return nil + } + + return errors.New("rmrInit failed!") +} + +func (r *RICAlarm) IsRMRReady() bool { + return r.rmrReady +}