Nexus/pkg/internal/directory/service_mapping.go
2024-10-21 00:05:40 +08:00

79 lines
1.8 KiB
Go

package directory
import (
"context"
"git.solsynth.dev/hypernet/nexus/pkg/nex"
"git.solsynth.dev/hypernet/nexus/pkg/proto"
"sync"
"time"
)
// In services, we use sync.Map because it will be both often read and write
var serviceDirectory sync.Map
func GetServiceInstance(id string) *ServiceInstance {
val, ok := serviceDirectory.Load(id)
if ok {
return val.(*ServiceInstance)
} else {
return nil
}
}
func GetServiceInstanceByType(t string) *ServiceInstance {
var result *ServiceInstance
serviceDirectory.Range(func(key, value any) bool {
if value.(*ServiceInstance).Type == t {
result = value.(*ServiceInstance)
return false
}
return true
})
return result
}
func ListServiceInstance() []*ServiceInstance {
var result []*ServiceInstance
serviceDirectory.Range(func(key, value interface{}) bool {
result = append(result, value.(*ServiceInstance))
return true
})
return result
}
func ListServiceInstanceByType(t string) []*ServiceInstance {
var result []*ServiceInstance
serviceDirectory.Range(func(key, value interface{}) bool {
if value.(*ServiceInstance).Type == t {
result = append(result, value.(*ServiceInstance))
}
return true
})
return result
}
func AddServiceInstance(in *ServiceInstance) {
serviceDirectory.Store(in.ID, in)
}
func RemoveServiceInstance(id string) {
serviceDirectory.Delete(id)
}
func BroadcastEvent(event string, data any) {
serviceDirectory.Range(func(key, value any) bool {
conn, err := value.(*ServiceInstance).GetGrpcConn()
if err != nil {
return true
}
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
_, _ = proto.NewServiceDirectoryClient(conn).BroadcastEvent(ctx, &proto.EventInfo{
Event: event,
Data: nex.EncodeMap(data),
})
return true
})
}