virtigo/change.go

99 lines
2.2 KiB
Go

package main
import (
// "reflect"
"errors"
"fmt"
"google.golang.org/protobuf/types/known/anypb"
"google.golang.org/protobuf/types/known/wrapperspb"
pb "go.wit.com/lib/protobuf/virtbuf"
"go.wit.com/log"
)
func convertToAnypb(x any) *anypb.Any {
switch v := x.(type) {
case int64:
var a *anypb.Any
a, _ = anypb.New(wrapperspb.Int64(x.(int64)))
return a
case string:
var a *anypb.Any
a, _ = anypb.New(wrapperspb.String(x.(string)))
return a
case int:
var a *anypb.Any
a, _ = anypb.New(wrapperspb.Int64(x.(int64)))
return a
case bool:
var a *anypb.Any
a, _ = anypb.New(wrapperspb.Bool(x.(bool)))
return a
default:
log.Error(errors.New("convertToAnypb() unknown type"), "v =", v, "x =", x)
return nil
}
return nil
}
func convertToString(x any) string {
switch v := x.(type) {
case int64:
return fmt.Sprintf("%d", x.(int64))
case string:
return x.(string)
case int:
return fmt.Sprintf("%d", x.(int64))
case uint:
return fmt.Sprintf("%d", x.(uint))
case bool:
if x.(bool) {
return "true"
}
return "false"
default:
log.Info("convertToSTring() unknown type", v)
log.Error(errors.New("convertToSTring() unknown type"), "v =", v, "x =", x)
return ""
}
return ""
}
// Wrapping the int into a protobuf message
func NewChangeEvent(d *pb.Droplet, fname string, origval any, newval any) *pb.Event {
var e *pb.Event
e = new(pb.Event)
e.Droplet = d.Hostname
e.OrigVal = convertToString(origval)
e.NewVal = convertToString(newval)
// this also works, but it's a bit overkill
// e.NewAny = convertToAnypb(newval)
// me.events.Events = append(me.events.Events, e)
// stuff := me.events.FormatJSON()
// log.Info("events:", stuff)
return e
}
// update the droplet memory
func (d *DropletT) SetMemory(b int64) *pb.Event {
oldm := pb.HumanFormatBytes(d.pb.Memory)
newm := pb.HumanFormatBytes(b)
if d.pb.Memory == b {
// log.Info("droplet", d.pb.Hostname, "memory unchanged", oldm, "to", newm)
return nil
}
log.Info("droplet", d.pb.Hostname, "memory change from", oldm, "to", newm)
return NewChangeEvent(d.pb, "Droplet.Memory", d.pb.Memory, b)
}
// update the droplet memory
func (d *DropletT) SetCpus(b int64) {
log.Info("Set the number of cpus for the droplet", b)
}