quiet debugging

Signed-off-by: Jeff Carr <jcarr@wit.com>

.gitignore

@@ -1,5 +1,3 @@
 go.*
-
 *.pb.go
-
+*.swp
-example/example

.protobuf

@@ -0,0 +1,3 @@
+droplet.proto
+event.proto
+hypervisor.proto

Makefile

@@ -1,23 +1,17 @@
-# You must use the current protoc-gen-go
+# You must use the current google protoc-gen-go
 #
-# go-clone --go-src google.golang.org/protobuf
 # cd ~/go/src/google.golang.org/protobuf/cmd/protoc-gen-go
 # go install
 
+all: proto goimports vet
 
-all: droplet.pb.go hypervisor.pb.go cluster.pb.go event.pb.go experiments.pb.go
+vet:
-	make -C example
+	@GO111MODULE=off go vet
-
+	@echo this go library package builds okay
-vet: lint
-	GO111MODULE=off go vet
-
-lint:
-	-buf lint droplet.proto
 
 # autofixes your import headers in your golang files
 goimports:
 	goimports -w *.go
-	make -C example goimports
 
 redomod:
 	rm -f go.*
@@ -27,40 +21,20 @@ redomod:
 clean:
 	rm -f *.pb.go
 	-rm -f go.*
-	make -C example clean
+
+proto:droplet.pb.go hypervisor.pb.go event.pb.go cluster.pb.go
 
 droplet.pb.go: droplet.proto
-	# protoc --go_out=. droplet.proto
+	autogenpb --proto droplet.proto
-	# This is switched over to use the new protoc-gen-go from   google.golang.org/protobuf/cmd/protoc-gen-go
-	# the debian one (2024/10/21) seems to be the older/original one from github.com/golang/protobuf/protoc-gen-go
-	cd ~/go/src && protoc --go_out=. --proto_path=go.wit.com/lib/protobuf/virtbuf \
-		--go_opt=Mdroplet.proto=go.wit.com/lib/protobuf/virtbuf \
-		droplet.proto
 
 hypervisor.pb.go: hypervisor.proto
-	cd ~/go/src && protoc --go_out=. --proto_path=go.wit.com/lib/protobuf/virtbuf \
+	autogenpb --proto hypervisor.proto
-		--go_opt=Mhypervisor.proto=go.wit.com/lib/protobuf/virtbuf \
-		hypervisor.proto
 
 event.pb.go: event.proto
-	cd ~/go/src && protoc --go_out=. \
+	autogenpb --proto event.proto
-		--proto_path=go.wit.com/lib/protobuf/virtbuf \
-		--go_opt=Mevent.proto=go.wit.com/lib/protobuf/virtbuf \
-		event.proto
-
-experiments.pb.go: experiments.proto
-	cd ~/go/src && protoc --go_out=. \
-		--proto_path=go.wit.com/lib/protobuf/virtbuf \
-		--go_opt=Mexperiments.proto=go.wit.com/lib/protobuf/virtbuf \
-		experiments.proto
 
 cluster.pb.go: cluster.proto
-	cd ~/go/src && protoc --go_out=. --proto_path=go.wit.com/lib/protobuf/virtbuf \
+	autogenpb --proto cluster.proto
-		--go_opt=Mdroplet.proto=go.wit.com/lib/protobuf/virtbuf \
-		--go_opt=Mcluster.proto=go.wit.com/lib/protobuf/virtbuf \
-		--go_opt=Mhypervisor.proto=go.wit.com/lib/protobuf/virtbuf \
-		--go_opt=Mevent.proto=go.wit.com/lib/protobuf/virtbuf \
-		cluster.proto
 
 deps:
 	apt install golang-goprotobuf-dev

README.md

@@ -1,13 +1,6 @@
-They are what to use for starting droplets with virsh,
+This go library handles the protobuf files
-but for making a cluster or "home cloud" with virtigo
+and various functions for virtigo.
 
-When possible & sensible, use the same variable names as libvirt
+You must build the protobuf files using autogenpb
-
-virtigo needs to coordinate all the virtual machine
-information centrally. The information in the libvirt xml
-files are imported into these protobuf definitions and
-passed around as protobufs
-
-virtigo recreates the libvirt xml files and calls
-'virsh create'
 
+    go install go.wit.com/apps/autogenpb@latest

add.go

@@ -0,0 +1,211 @@
+package virtpb
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"go.wit.com/log"
+)
+
+/*
+func (c *OldCluster) InitDroplet(hostname string) (*Droplet, error) {
+	var d *Droplet
+	d = new(Droplet)
+	d.Current = new(Current)
+
+	d = c.FindDropletByName(hostname)
+	if d != nil {
+		return d, errors.New("duplicate hostname: " + hostname)
+	}
+	d.Hostname = hostname
+	// d.Uuid = uuid.New() // not appropriate here
+
+	// set some defaults
+	d.StartState = DropletState_OFF
+	d.Current.State = DropletState_UNKNOWN
+	c.appendDroplet(d)
+	return d, nil
+}
+
+func (c *Cluster) appendDroplet(d *Droplet) {
+	c.Lock()
+	defer c.Unlock()
+
+	c.d.Droplets = append(c.d.Droplets, d)
+}
+*/
+
+// can the json protobuf output use a string and have a type handler
+// to convert it back to int64?
+func SetGB(gb int) int64 {
+	return int64(gb * 1024 * 1024 * 1024)
+}
+
+func SetMB(mb int) int64 {
+	return int64(mb * 1024 * 1024)
+}
+
+func (x *Hypervisor) SetMemoryGB(gb int) {
+	x.Memory = int64(gb * 1024 * 1024 * 1024)
+}
+
+func (c *OldCluster) FindDropletByName(name string) *Droplet {
+	loop := c.d.All() // get the list of droplets
+	for loop.Scan() {
+		d := loop.Next()
+		if d.Hostname == name {
+			return d
+		}
+	}
+	return nil
+}
+
+func (c *OldCluster) FindDropletByUuid(id string) *Droplet {
+	/*
+		log.Info("START FIND", id)
+		loop := c.d.All() // get the list of droplets
+		for loop.Scan() {
+			d := loop.Next()
+			log.Info("droplet:", d.Hostname, d.Uuid)
+		}
+		log.Info("END FIND", id)
+	*/
+	return c.d.FindByUuid(id)
+}
+
+func (c *OldCluster) FindHypervisorByName(name string) *Hypervisor {
+	for _, h := range c.H.Hypervisors {
+		if h.Hostname == name {
+			return h
+		}
+	}
+	return nil
+}
+
+func (c *OldCluster) AddHypervisor(hostname string, cpus int, mem int) *Hypervisor {
+	h := c.FindHypervisorByName(hostname)
+	if h != nil {
+		return h
+	}
+	// Generate a new UUID
+	id := uuid.New()
+	h = &Hypervisor{
+		Uuid:     id.String(),
+		Hostname: hostname,
+		Cpus:     int64(cpus),
+		Comment:  "this is a fake hypervisor",
+	}
+	if cpus < 0 {
+		h.Cpus = 1
+	}
+	h.SetMemoryGB(mem * 32)
+	c.H.Hypervisors = append(c.H.Hypervisors, h)
+	return h
+}
+
+func (c *OldCluster) AddEvent(e *Event) {
+	c.e.Events = append(c.e.Events, e)
+}
+
+// creates a new droplet with default values
+func NewDefaultDroplet(hostname string) *Droplet {
+	id := uuid.New() // Generate a new UUID
+	d := &Droplet{
+		Uuid:     id.String(),
+		Hostname: hostname,
+		Cpus:     int64(2),
+	}
+	d.Memory = SetGB(2)
+	d.StartState = DropletState_OFF
+
+	return d
+}
+
+func (c *OldCluster) AddDropletSimple(uuid string, hostname string, cpus int, mem int) *Droplet {
+	d := c.FindDropletByName(hostname)
+	if d != nil {
+		return d
+	}
+
+	d = &Droplet{
+		Uuid:     uuid,
+		Hostname: hostname,
+		Cpus:     int64(cpus),
+	}
+
+	if cpus < 0 {
+		d.Cpus = 1
+	}
+	d.Memory = SetGB(mem * 32)
+	d.StartState = DropletState_OFF
+	c.AddDroplet(d)
+	return d
+}
+
+// This isn't for the marketing department
+func (c *OldCluster) AddDropletLocal(name string, hypername string) *Droplet {
+	d := &Droplet{
+		Hostname: name,
+	}
+	d.LocalOnly = "yes on: " + hypername
+
+	// by default, on locally imported domains, set the preferred hypervisor!
+	d.PreferredHypervisor = hypername
+
+	d.Current = new(Current)
+	d.Current.Hypervisor = hypername
+	d.StartState = DropletState_OFF
+	d.Current.State = DropletState_OFF
+
+	c.AddDroplet(d)
+	return d
+}
+
+func (c *OldCluster) BlankFields() {
+	loop := c.d.All() // get the list of droplets
+	for loop.Scan() {
+		d := loop.Next()
+		d.Current = nil
+	}
+}
+
+func (epb *Events) AppendEvent(e *Event) {
+	epb.Events = append(epb.Events, e)
+}
+
+func (c *OldCluster) ClusterStable() (bool, string) {
+	last := time.Since(c.Unstable.AsTime())
+	if last > c.UnstableTimeout.AsDuration() {
+		// the cluster has not been stable for 133 seconds
+		log.Warn("clusterReady() is stable for ", FormatDuration(c.UnstableTimeout.AsDuration()), " secs")
+		return true, fmt.Sprintln("clusterReady() is stable ", FormatDuration(c.UnstableTimeout.AsDuration()), " secs")
+	}
+	log.Warn("clusterReady() is unstable for", FormatDuration(last))
+	return false, "clusterReady() is unstable for " + FormatDuration(last)
+}
+
+// check the cluster and droplet to make sure it's ready to start
+func (c *OldCluster) DropletReady(d *Droplet) (bool, string) {
+	if c == nil {
+		return false, "cluster == nil"
+	}
+	if d == nil {
+		return false, "droplet == nil"
+	}
+	if d.Current == nil {
+		return false, "droplet.Current == nil"
+	}
+	// can't start already started droplet
+	if d.Current.State == DropletState_ON {
+		return false, "EVENT start droplet is already ON"
+	}
+	if d.Current.State != DropletState_OFF {
+		return false, "EVENT start droplet is not OFF state = " + string(d.Current.State)
+	}
+	if d.Current.StartAttempts > 2 {
+		// reason := "EVENT start droplet has already been started " + d.starts + " times"
+		return false, fmt.Sprintln("EVENT start droplet has already been started ", d.Current.StartAttempts, " times")
+	}
+	return true, ""
+}

backupDir.go

@@ -1,4 +1,4 @@
-package virtbuf
+package virtpb
 
 // thank chatgpt for this because why. why write this if you can have it
 // kick this out in 30 seconds
@@ -14,7 +14,7 @@ func backupDir(srcDir string, destDir string) error {
 	// Create the destination directory
 	err := os.MkdirAll(destDir, os.ModePerm)
 	if err != nil {
-		log.Println("Failed to create directory: %v", err)
+		log.Printf("Failed to create directory: %v\n", err)
 		return err
 	}
 
@@ -41,7 +41,7 @@ func backupDir(srcDir string, destDir string) error {
 	})
 
 	if err != nil {
-		log.Println("Failed to copy files: %v", err)
+		log.Printf("Failed to copy files: %v\n", err)
 		return err
 	}
 	return nil

change.go

@@ -1,4 +1,4 @@
-package virtbuf
+package virtpb
 
 import (
 	// "reflect"
@@ -34,7 +34,6 @@ func convertToAnypb(x any) *anypb.Any {
 		return a
 	default:
 		log.Error(errors.New("convertToAnypb() unknown type"), "v =", v, "x =", x)
-		return nil
 	}
 	return nil
 }
@@ -49,6 +48,14 @@ func convertToString(x any) string {
 		return fmt.Sprintf("%d", x.(int))
 	case uint:
 		return fmt.Sprintf("%d", x.(uint))
+	case *DropletState:
+		var s *DropletState
+		s = x.(*DropletState)
+		return s.String()
+	case DropletState:
+		var s DropletState
+		s = x.(DropletState)
+		return s.String()
 	case bool:
 		if x.(bool) {
 			return "true"
@@ -57,7 +64,6 @@ func convertToString(x any) string {
 	default:
 		log.Info("convertToSTring() unknown type", v)
 		log.Error(errors.New("convertToSTring() unknown type"), "v =", v, "x =", x)
-		return ""
 	}
 	return ""
 }
@@ -67,7 +73,7 @@ func (d *Droplet) NewChangeEvent(fname string, origval any, newval any) *Event {
 	var e *Event
 	e = new(Event)
 
-	e.Droplet = d.Hostname
+	e.DropletName = d.Hostname
 	e.OrigVal = convertToString(origval)
 	e.NewVal = convertToString(newval)
 	e.FieldName = fname
@@ -93,14 +99,12 @@ func NewAddEvent(a any, fname string, newval any) *Event {
 	case *Droplet:
 		var d *Droplet
 		d = a.(*Droplet)
-		e.Droplet = d.Hostname
+		e.DropletName = d.Hostname
-	case *Cluster:
-		e.Droplet = "Cluster"
 	case nil:
-		e.Droplet = "<nil>"
+		e.DropletName = "<nil>"
 	default:
 		log.Info("newAddEvent() unknown type", v)
-		e.Droplet = "on something somewhere"
+		e.DropletName = "on something somewhere"
 	}
 
 	e.NewVal = convertToString(newval)
@@ -130,35 +134,63 @@ func (d *Droplet) SetCpus(b int64) {
 	log.Info("Set the number of cpus for the droplet", b)
 }
 
+// update the droplet memory
+func (d *Droplet) SetState(newState DropletState) {
+	if d.Current == nil {
+		d.Current = new(Current)
+	}
+	if d.Current.State == newState {
+		// nothing has changed
+		return
+	}
+	switch newState {
+	case DropletState_ON:
+		d.Current.OnSince = timestamppb.New(time.Now())
+		d.Current.OffSince = nil
+	case DropletState_OFF:
+		d.Current.OffSince = timestamppb.New(time.Now())
+		d.Current.OnSince = nil
+	default:
+		// zero on OnSince to indicate something hickup'd?
+		// not sure if this should be done here. probably trust qemu dom0 instead
+		// but I can't do that right now so for now this will work
+		d.Current.OnSince = timestamppb.New(time.Now())
+		d.Current.OffSince = timestamppb.New(time.Now())
+	}
+	d.Current.State = newState
+	d.NewChangeEvent("STATE", d.Current.State, newState)
+	log.Info("Droplet", d.Hostname, "changed state from", d.Current.State, "to", newState)
+}
+
 // records an event that the droplet changed state (aka turned on, turned off, etc)
-func (c *Cluster) ChangeDropletState(d *Droplet, newState DropletState) error {
+func (c *OldCluster) ChangeDropletState(d *Droplet, newState DropletState) error {
 	if c == nil {
 		return errors.New("cluster is nil")
 	}
 	if d == nil {
 		return errors.New("droplet is nil")
 	}
-	if d.CurrentState == newState {
+	if d.Current.State == newState {
 		// droplet status didn't change
 		return nil
 	}
 	var e *Event
 	e = new(Event)
 
-	e.Droplet = d.Hostname
+	e.DropletName = d.Hostname
-	e.OrigVal = convertToString(d.CurrentState)
+	e.OrigVal = convertToString(d.Current.State)
 	e.NewVal = convertToString(newState)
 	e.FieldName = "status"
 
 	now := time.Now()
 	e.Start = timestamppb.New(now)
 
-	c.Events = append(c.Events, e)
+	c.e.Events = append(c.e.Events, e)
 	return nil
 }
 
 // records an event that the droplet migrated to another hypervisor
-func (c *Cluster) DropletMoved(d *Droplet, newh *Hypervisor) error {
+func (c *OldCluster) DropletMoved(d *Droplet, newh *Hypervisor) error {
 	if c == nil {
 		return errors.New("cluster is nil")
 	}
@@ -168,7 +200,7 @@ func (c *Cluster) DropletMoved(d *Droplet, newh *Hypervisor) error {
 	if newh == nil {
 		return errors.New("hypervisor is nil")
 	}
-	if d.CurrentHypervisor == newh.Hostname {
+	if d.Current.Hypervisor == newh.Hostname {
 		// droplet didn't move
 		return nil
 	}
@@ -177,17 +209,17 @@ func (c *Cluster) DropletMoved(d *Droplet, newh *Hypervisor) error {
 	var e *Event
 	e = new(Event)
 
-	e.Droplet = d.Hostname
+	e.DropletName = d.Hostname
-	e.OrigVal = d.CurrentHypervisor
+	e.OrigVal = d.Current.Hypervisor
 	e.NewVal = newh.Hostname
 	e.FieldName = "droplet migrate"
 
 	now := time.Now()
 	e.Start = timestamppb.New(now)
 
-	c.Events = append(c.Events, e)
+	c.e.Events = append(c.e.Events, e)
 
 	// update the droplet record
-        d.CurrentHypervisor = newh.Hostname
+	d.Current.Hypervisor = newh.Hostname
 	return nil
 }

cluster.proto

@@ -1,14 +1,23 @@
 syntax = "proto3";
-package virtbuf;
+package virtpb;
 
+import "google/protobuf/timestamp.proto";
 import "droplet.proto";
 import "hypervisor.proto";
 import "event.proto";
 
-message Cluster {
+message Cluster {                                         // `autogenpb:marshal`
-        int64 id = 1;
+        string                      uuid            = 1;  // `autogenpb:unique`
-        repeated string dirs = 2;
+        string                      name            = 2;
-	repeated Droplet droplets = 3;
+        repeated string             URL             = 3;
-	repeated Hypervisor hypervisors = 4;
+        google.protobuf.Timestamp   ctime           = 4;  // when the cluster was created
-	repeated Event events = 5;
+        Droplets                    droplets        = 5;
+        Hypervisors                 hypervisors     = 6;
+        Events                      events          = 7;
+}
+
+message Clusters {                                        // `autogenpb:marshal`
+        string                      uuid            = 1;  // `autogenpb:uuid:57ddd763-75f6-4003-bf0e-8dd0f8a44044`
+        string                      version         = 2;  // `autogenpb:version:v0.0.1`
+        repeated Cluster            clusters        = 3;
 }

config.go

@@ -1,4 +1,4 @@
-package virtbuf
+package virtpb
 
 // functions to import and export the protobuf
 // data to and from config files
@@ -8,187 +8,139 @@ import (
 	"fmt"
 	"os"
 	"path/filepath"
-	"time"
 
+	"go.wit.com/log"
 	"google.golang.org/protobuf/encoding/protojson"
 	"google.golang.org/protobuf/encoding/prototext"
 	"google.golang.org/protobuf/reflect/protoreflect"
 )
 
+func (c *Cluster) ConfigSave() error {
+	name := c.Name
+	if name == "" {
+		name = c.Uuid
+	}
+	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), name+".pb")
+	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
+	defer cfgfile.Close()
+	if err != nil {
+		fmt.Println("open config file :", err)
+		return err
+	}
+	log.Info("ConfigSave()", fullname)
+	data, err := c.Marshal()
+	if err != nil {
+		fmt.Println("cluster Marshal() err:", err)
+		return err
+	}
+	fmt.Fprintln(cfgfile, data)
+	return nil
+}
+
 // writes out the cluster information it seperate files
 // to make it humanly possible to hand edit things as needed
-func (c *Cluster) ConfigSave() error {
+func (c *OldCluster) ConfigSave() error {
 	// try to backup the current cluster config files
-	if err := backupConfigFiles(); err != nil {
+	if err := backupConfig(); err != nil {
 		return err
 	}
 
-	var d *Droplets
+	// make a new droplets struct
-	d = new(Droplets)
+	var dcopy *Droplets
-	d.Droplets = c.Droplets
+	dcopy = new(Droplets)
-	if err := ConfigWriteJSON(d, "droplets.json"); err != nil {
+	loop := c.d.All() // get the list of droplets
-		fmt.Println("droplets.json write failed")
+	for loop.Scan() {
-		return err
+		d := loop.Next()
-	}
+		dcopy.Droplets = append(dcopy.Droplets, d)
-	if err := ConfigWriteTEXT(d, "droplets.text"); err != nil {
+	}
+	// delete all the Current data so it's not put in the config file
+	for _, drop := range dcopy.Droplets {
+		drop.Current = nil
+	}
+	if err := ConfigWriteTEXT(dcopy, "droplets.text"); err != nil {
 		fmt.Println("droplets.json write failed")
 		return err
 	}
+	c.configWriteDroplets()
 
-	var h *Hypervisors
+	if err := ConfigWriteTEXT(c.H, "hypervisors.text"); err != nil {
-	h = new(Hypervisors)
-	h.Hypervisors = c.Hypervisors
-	if err := ConfigWriteJSON(h, "hypervisors.json"); err != nil {
-		fmt.Println("hypervisors.json write failed")
-		return err
-	}
-	if err := ConfigWriteTEXT(h, "hypervisors.text"); err != nil {
 		fmt.Println("hypervisors.json write failed")
 		return err
 	}
 
-	var e *Events
+	if err := ConfigWriteJSON(c.e, "events.json"); err != nil {
-	e = new(Events)
-	e.Events = c.Events
-	if err := ConfigWriteJSON(e, "events.json"); err != nil {
 		fmt.Println("events.json write failed")
 		return err
 	}
-	if err := ConfigWriteTEXT(e, "events.text"); err != nil {
+	if err := ConfigWriteTEXT(c.e, "events.text"); err != nil {
 		fmt.Println("events.json write failed")
 		return err
 	}
-
-	if err := ConfigWriteTEXT(c, "cluster.full.text"); err != nil {
-		fmt.Println("Cluster.json write failed")
-		return err
-	}
-
-	var newc Cluster
-	newc.Dirs = c.Dirs
-	newc.Droplets = nil
-	newc.Hypervisors = nil
-	newc.Events = nil
-	if err := ConfigWriteTEXT(&newc, "cluster.text"); err != nil {
-		fmt.Println("cluster.json write failed")
-		return err
-	}
-
-	return nil
-}
-
-func backupConfigFiles() error {
-	// make a new dir to backup the files
-	now := time.Now()
-	// timestamp := now.Format("2022.07.18.190545") // 50yr shout out to K&R
-	timestamp := now.Format("2006.01.02.150405") // bummer. other date doesn't work?
-	srcDir := filepath.Join(os.Getenv("VIRTIGO_HOME"))
-	destDir := filepath.Join(os.Getenv("VIRTIGO_HOME"), timestamp)
-
-	return backupFiles(srcDir, destDir)
-}
-
-func (c *Cluster) ConfigLoadOld2() error {
-	if c == nil {
-		return errors.New("It's not safe to run ConfigLoad() on a nil cluster")
-	}
-
-	// erase or zero fields that shouldn't ever be written to the config file
-	c.BlankFields()
-
-	// load the cluster config file
-	if data, err := loadFile("virtigo.json"); err == nil {
-		if err = protojson.Unmarshal(data, c); err != nil {
-			fmt.Println("broken cluster.json config file")
-			fmt.Println(err)
-			return errors.New("cluster.json file is broken")
-		}
-	} else {
-		return err
-	}
-
-	var e *Events
-	e = new(Events)
-	// load the events config file
-	if data, err := loadFile("events.json"); err == nil {
-		if err = protojson.Unmarshal(data, e); err != nil {
-			fmt.Println("broken events.json config file")
-			return err
-		}
-	} else {
-		return err
-	}
-	// copy them over. is this needed? does the memory free otherwise?
-	for _, a := range e.Events {
-		c.Events = append(c.Events, a)
-	}
 	return nil
 }
 
-func (c *Cluster) ConfigLoad() error {
+func (c *OldCluster) ConfigLoad() error {
 	if c == nil {
 		return errors.New("It's not safe to run ConfigLoad() on a nil cluster")
 	}
 
-	// load the cluster config file
+	if data, err := loadFile("droplets.text"); err == nil {
-	if data, err := loadFile("cluster.text"); err == nil {
+		if err = prototext.Unmarshal(data, c.d); err != nil {
-		if err = prototext.Unmarshal(data, c); err != nil {
+			fmt.Println("broken droplets.text config file")
-			fmt.Println("broken cluster.text config file")
-			fmt.Println(err)
-			return errors.New("cluster.text file is broken")
-		}
-	} else {
-		return err
-	}
-
-	var d *Droplets
-	d = new(Droplets)
-	// load the droplet config file
-	if data, err := loadFile("droplets.json"); err == nil {
-		if err = protojson.Unmarshal(data, d); err != nil {
-			fmt.Println("broken droplets.json config file")
 			return err
 		}
 	} else {
 		return err
 	}
-	// copy them over. is this needed? does the memory free otherwise?
-	// also set initial values
-	for _, drop := range d.Droplets {
-		c.Droplets = append(c.Droplets, drop)
-	}
 
-	var h *Hypervisors
+	if data, err := loadFile("hypervisors.text"); err == nil {
-	h = new(Hypervisors)
+		if err = prototext.Unmarshal(data, c.H); err != nil {
-	// load the hypervisors config file
+			fmt.Println("broken hypervisors.text config file")
-	if data, err := loadFile("hypervisors.json"); err == nil {
-		if err = protojson.Unmarshal(data, h); err != nil {
-			fmt.Println("broken hypervisors.json config file")
 			return err
 		}
 	} else {
-		fmt.Println("ERROR HERE IN Hypervisors")
+		log.Warn("ERROR HERE IN Hypervisors")
 		return err
 	}
-	// copy them over. is this needed? does the memory free otherwise?
+
-	for _, a := range h.Hypervisors {
+	if c.e == nil {
-		c.Hypervisors = append(c.Hypervisors, a)
+		// this seems to panic on nil. something is wrong about doing this
+		// does it not stay allocated after this function ends?
+		c.e = new(Events)
 	}
 
-	var e *Events
+	if err := c.e.loadEvents(); err != nil {
-	e = new(Events)
+		// ignore events.pb since these should be sent elsewhere
+		log.Warn("Events failed to load, ignoring:", err)
+		return nil
+	}
+	return nil
+}
+
+func (e *Events) loadEvents() error {
+	var data []byte
+	var err error
+
 	// load the events config file
-	if data, err := loadFile("events.json"); err == nil {
+	if data, err = loadFile("events.json"); err != nil {
-		if err = protojson.Unmarshal(data, e); err != nil {
 		fmt.Println("broken events.json config file")
 		return err
 	}
-	} else {
+
-		return err
+	err = protojson.Unmarshal(data, e)
+	if err != nil {
+		fmt.Println("broken events.json config file")
+		// json load failed. try loading prototext
+		if data, err = loadFile("events.text"); err != nil {
+			fmt.Println("broken events.text config file")
+			fmt.Println(err)
+			return errors.New("events.text file is broken")
+		}
+		if err = prototext.Unmarshal(data, e); err != nil {
+			fmt.Println("broken events.text config file")
+			fmt.Println(err)
+			return errors.New("events.text file is broken")
 		}
-	// copy them over. is this needed? does the memory free otherwise?
-	for _, a := range e.Events {
-		c.Events = append(c.Events, a)
 	}
 	return nil
 }
@@ -208,7 +160,7 @@ func loadFile(filename string) ([]byte, error) {
 
 func ConfigWriteJSON(a any, filename string) error {
 	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), filename)
-	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, 0666)
+	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
 	defer cfgfile.Close()
 	if err != nil {
 		fmt.Println("open config file :", err)
@@ -223,9 +175,26 @@ func ConfigWriteJSON(a any, filename string) error {
 	return nil
 }
 
+func (c *OldCluster) configWriteDroplets() error {
+	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), "droplets.new.text")
+	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
+	defer cfgfile.Close()
+	if err != nil {
+		fmt.Println("open config file :", err)
+		return err
+	}
+	loop := c.d.All() // get the list of droplets
+	for loop.Scan() {
+		d := loop.Next()
+		text := prototext.Format(d)
+		fmt.Fprintln(cfgfile, text)
+	}
+	return nil
+}
+
 func ConfigWriteTEXT(a any, filename string) error {
 	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), filename)
-	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, 0666)
+	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0644)
 	defer cfgfile.Close()
 	if err != nil {
 		fmt.Println("open config file :", err)
@@ -240,165 +209,18 @@ func ConfigWriteTEXT(a any, filename string) error {
 	return nil
 }
 
-/*
+func (c *Clusters) ConfigLoad() error {
-func WriteConfig(d *Droplets, h *Hypervisors, e *Events) bool {
+	if c == nil {
-	if !d.WriteConfigJSON() {
+		return errors.New("It's not safe to run ConfigLoad() on a nil cluster")
-		return false
-	}
-	if !d.WriteConfigTEXT() {
-		return false
 	}
 
-	if err := e.WriteConfigJSON(); err != nil {
+	if data, err := loadFile("cluster.text"); err == nil {
-		return false
+		if err = prototext.Unmarshal(data, c); err != nil {
-	}
+			fmt.Println("broken cluster.textconfig file")
-	if err := e.WriteConfigTEXT(); err != nil {
-		return false
-	}
-	return true
-}
-
-// read in events.json
-func ReadEventsConfig() (*Events, error) {
-	e := new(Events)
-	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), "events.json")
-	data, err := os.ReadFile(fullname)
-	if err != nil {
-		// log.Info("open config file :", err)
-		return nil, err
-	}
-	err = e.UnmarshalJSON(data)
-	if err != nil {
-		// log.Info("read json failed", err)
-		return nil, err
-	}
-
-	return e, nil
-}
-
-// export as json
-func (e *Events) WriteConfigJSON() error {
-	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), "events.json")
-	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, 0666)
-	defer cfgfile.Close()
-	if err != nil {
-		fmt.Println("open config file :", err)
 			return err
 		}
-	text := e.FormatJSON()
+	} else {
-	fmt.Fprintln(cfgfile, text)
-	fmt.Println("Write:", fullname, "OK")
-	return nil
-}
-
-// export as prototext
-func (e *Events) WriteConfigTEXT() error {
-	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), "events.text")
-	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, 0666)
-	defer cfgfile.Close()
-	if err != nil {
-		fmt.Println("open config file :", err)
 		return err
 	}
-	text := e.FormatTEXT()
-	fmt.Fprintln(cfgfile, text)
-	fmt.Println("Write:", fullname, "OK")
 	return nil
 }
-
-// export as json
-func (d *Droplets) WriteConfigJSON() bool {
-	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), "droplets.json")
-	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, 0666)
-	defer cfgfile.Close()
-	if err != nil {
-		fmt.Println("open config file :", err)
-		return false
-	}
-	text := d.FormatJSON()
-	fmt.Fprintln(cfgfile, text)
-	fmt.Println("Write:", fullname, "OK")
-	return true
-}
-
-// export as prototext
-func (d *Droplets) WriteConfigTEXT() bool {
-	fullname := filepath.Join(os.Getenv("VIRTIGO_HOME"), "droplets.text")
-	cfgfile, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, 0666)
-	defer cfgfile.Close()
-	if err != nil {
-		fmt.Println("open config file :", err)
-		return false
-	}
-	text := d.FormatTEXT()
-	fmt.Fprintln(cfgfile, text)
-	fmt.Println("Write:", fullname, "OK")
-	return true
-}
-*/
-
-// human readable JSON
-func (c *Cluster) FormatJSON() string {
-	return protojson.Format(c)
-}
-
-func (d *Droplets) FormatJSON() string {
-	return protojson.Format(d)
-}
-
-func (d *Droplet) FormatJSON() string {
-	return protojson.Format(d)
-}
-
-func (e *Events) FormatJSON() string {
-	return protojson.Format(e)
-}
-
-func (h *Hypervisors) FormatJSON() string {
-	return protojson.Format(h)
-}
-
-// apparently this isn't supposed to be used?
-// https://protobuf.dev/reference/go/faq/#unstable-text
-// this is a shame because this is much nicer output than JSON Format()
-func (c *Cluster) FormatTEXT() string {
-	return prototext.Format(c)
-}
-
-func (d *Droplets) FormatTEXT() string {
-	return prototext.Format(d)
-}
-
-func (e *Events) FormatTEXT() string {
-	return prototext.Format(e)
-}
-
-// marshal
-func (c *Cluster) MarshalJSON() ([]byte, error) {
-	return protojson.Marshal(c)
-}
-
-func (d *Droplets) MarshalJSON() ([]byte, error) {
-	return protojson.Marshal(d)
-}
-
-func (e *Events) MarshalJSON() ([]byte, error) {
-	return protojson.Marshal(e)
-}
-
-// unmarshal
-func (c *Cluster) UnmarshalJSON(data []byte) error {
-	return protojson.Unmarshal(data, c)
-}
-
-func (d *Droplets) UnmarshalJSON(data []byte) error {
-	return protojson.Unmarshal(data, d)
-}
-
-func (d *Droplet) UnmarshalJSON(data []byte) error {
-	return protojson.Unmarshal(data, d)
-}
-
-func (e *Events) UnmarshalJSON(data []byte) error {
-	return protojson.Unmarshal(data, e)
-}

configBackup.go

@@ -1,4 +1,4 @@
-package virtbuf
+package virtpb
 
 // thank chatgpt for this because why. why write this if you can have it
 // kick this out in 30 seconds
@@ -10,8 +10,20 @@ import (
 	"log"
 	"os"
 	"path/filepath"
+	"time"
 )
 
+func backupConfig() error {
+	// make a new dir to backup the files
+	now := time.Now()
+	// timestamp := now.Format("2022.07.18.190545") // 50yr shout out to K&R
+	timestamp := now.Format("2006.01.02.150405") // bummer. other date doesn't work?
+	srcDir := filepath.Join(os.Getenv("VIRTIGO_HOME"))
+	destDir := filepath.Join(os.Getenv("VIRTIGO_HOME"), timestamp)
+
+	return backupFiles(srcDir, destDir)
+}
+
 func backupFiles(srcDir string, destDir string) error {
 	// Create the destination directory
 	err := os.MkdirAll(destDir, os.ModePerm)

droplet.proto

@@ -1,45 +1,72 @@
 syntax = "proto3";
-package virtbuf;
+package virtpb;
 
-import "google/protobuf/any.proto";
+import "google/protobuf/duration.proto"; // Import the well-known type for Timestamp
 import "google/protobuf/timestamp.proto"; // Import the well-known type for Timestamp
 
-message Droplets {
+// global settings for autogenpb `autogenpb:mutex`
-	string  uuid	        = 1;    // I guess why not just have this on each file
+
-	string  version         = 2;    // maybe can be used for protobuf schema change violations
+message Droplets {                                                // `autogenpb:marshal` `autogenpb:gui`
+        string                      uuid                    = 1;  // `autogenpb:uuid:d5d492e2-38d4-476b-86f3-f5abf01f9d6d`
+        string                      version                 = 2;  // `autogenpb:version:v0.0.1`
         repeated Droplet            droplets                = 3;
 }
 
-message Droplet {
+message Droplet {                                                 // `autogenpb:marshal`
-	string  uuid	 = 1;                   // should be unique across the cluster
+        string                      uuid                    = 1;  // `autogenpb:unique` // should be unique across the cluster
-	string	hostname = 2;                   // should be unique and work in DNS
+        string                      hostname                = 2;  // `autogenpb:unique` // should be unique and work in DNS
         int64                       cpus                    = 3;  // what's the point of int64 vs int32
         int64                       memory                  = 4;  // in bytes
-	DropletState start_state = 5;           // what the state of the droplet is SUPPOSED TO BE ('on' or 'off')
+        Current                     current                 = 5;  // what the state and values of the droplet is
-	string	notes           = 6;            // maybe useful for something
+        DropletState                startState              = 6;  // what the state of the droplet is SUPPOSED TO BE ('on' or 'off')
-	string	preferred_hypervisor = 7;       // the hypervisor to prefer to run the droplet on
+        string                      qemuMachine             = 7;  // the qemu machine type to use "pc-q35-9.0"
-	string	qemu_arch       = 8;            // what arch. example: "x86_64" or "riscv64"
+        int64                       spicePort               = 8;  // preferred port to use for spice
-	string	qemu_cpu        = 9;            // qemu-system -cpu help
-	string	qemu_machine    = 10;           // qemu-system -machine help
-        int64   spice_port      = 11;           // preferred port to use for spice
 
+        string                      preferredHypervisor     = 9;  // the hypervisor to prefer to run the droplet on
+        string                      forceHypervisor         = 10; // use this hypervisor and this hypervisor only
+        string                      preferredArch           = 11; // the cpu arch to use "x86_64" (should really get this from the disk?)
         repeated Network            networks                = 12; // really just mac addresses. should be unique across cluster
         repeated Disk               disks                   = 13; // disks to attach
 
-        DropletState state      = 14;           // if the droplet is on, off, etc
+        string                      localOnly               = 14; // this is only defined locally on the hypervisor
-        string image_url        = 15;           // url to the image
+        string                      customXml               = 15; // if needed,
-        DropletState current_state      = 16;   // used to track the current state before taking any action
+        Archive                     archive                 = 16; // what the state of the droplet is SUPPOSED TO BE ('on' or 'off')
-        int64   starts          = 17;           // how many times a start has been attempted
+
-        string  current_hypervisor = 18;        // the current hypervisor the droplet is running on
+        google.protobuf.Timestamp   unstable                = 39; // the last time we heard anything from this droplet
-        google.protobuf.Timestamp last_poll = 19;  // the last time we heard anything from this droplet
+        google.protobuf.Duration    unstableTimeout         = 40; // the last time we heard anything from this droplet
-	string	force_hypervisor = 20;          // use this hypervisor and this hypervisor only
+}
+
+// volatile data. the current settings and values of things.
+// These are passed around while the cluster to monitor and control the systems
+// but they are not saved to the config file
+message Current {
+        DropletState                state                   = 1;  // used to track the current state before taking any action
+        string                      hypervisor              = 2;  // the current hypervisor the droplet is running on
+        int64                       startAttempts           = 3;  // how many times a start has been attempted
+        string                      fullXml                 = 4;  // the full libvirt xml to import
+        google.protobuf.Timestamp   lastPoll                = 5;  // the last time we heard anything from this droplet
+        string                      imageUrl                = 6;  // url to the image
+        google.protobuf.Timestamp   offSince                = 7;  // when the droplet was turned off
+        google.protobuf.Timestamp   onSince                 = 8;  // when the droplet was turned on
+}
+
+message Archive {
+        DropletArchive              reason                  = 1;  // why the droplet was archived
+        google.protobuf.Timestamp   when                    = 2;  // when it was archived
 }
 
 enum DropletState {
         ON              = 0;
         OFF             = 1;
-	UNKNOWN   = 2;
+        UNKNOWN         = 2; // qemu says 'Shutdown'
-	MIGRATING = 3;
+        PAUSED          = 3;
+        CRASHED         = 4;
+        INMIGRATE       = 5;
+}
+
+enum DropletArchive {
+        DUP     = 0;
+        USER    = 1;
 }
 
 message Network {
@@ -51,4 +78,5 @@ message Disk {
         string                      filename                = 1;
         string                      filepath                = 2;
         int64                       size                    = 3;
+        string                      qemuArch                = 4;  // what arch. example: "x86_64" or "riscv64"
 }

event.proto

@@ -1,13 +1,16 @@
 syntax = "proto3";
-package virtbuf;
+package virtpb;
 
 import "google/protobuf/timestamp.proto"; // Import the well-known type for Timestamp
 import "google/protobuf/any.proto"; // Import the well-known type for Timestamp
+import "droplet.proto";
 
-message Events {
+// global settings for autogenpb `autogenpb:no-sort` `autogenpb:mutex`
-	string  uuid	        = 1;    // I guess why not just have this on each file
+
-	string  version         = 2;    // maybe can be used for protobuf schema change violations
+message Events {                                             // `autogenpb:marshal` `autogenpb:gui`
-	int64   event_size      = 3;    // max events to store in a single
+        string                      uuid               = 1;  // `autogenpb:uuid:1e3a50c7-5916-4423-b33c-f0b977a7e446`
+        string                      version            = 2;  // `autogenpb:version:v0.0.1`
+        int64                       eventSize          = 3;  // max events to store in a single
         repeated Event              events             = 4;  // all the events
 }
 
@@ -16,22 +19,29 @@ message Events {
 // at least for now in the early days. but maybe forever.
 // homelab clouds normally don't have many events.
 // we are talking less than 1 a minute. even 1 an hour is often a lot
-message Event {
+message Event {                                              // `autogenpb:marshal`
-	int32	        id     	        = 1;
+        enum status {
+                DONE    = 0;
+                FAIL    = 1;
+                RUNNING = 2;
+        }
+        int32                       id                 = 1;  // `autogenpb:unique` // should be unique across the cluster
         EventType                   etype              = 2;
-	string	        droplet         = 3;	// name of the droplet
+        string                      dropletName        = 3;  // name of the droplet
-	string	        droplet_uuid    = 4;	// uuid of the droplet
+        string                      dropletUuid        = 4;  // uuid of the droplet
         string                      hypervisor         = 5;  // name of the hypervisor
-	string	        hypervisor_uuid	= 6;	// uuid of the hypervisor
+        string                      hypervisorUuid     = 6;  // uuid of the hypervisor
         google.protobuf.Timestamp   start              = 7;  // start time
         google.protobuf.Timestamp   end                = 8;  // end time
-        string          field_name      = 9;    // the field name that changed
+        string                      fieldName          = 9;  // the field name that changed
-        string          orig_val        = 10;   // original value
+        string                      origVal            = 10; // original value
-        string          new_val         = 11;   // new value
+        string                      newVal             = 11; // new value
-        google.protobuf.Any orig_any    = 12;   // anypb format. probably overkill
+        google.protobuf.Any         origAny            = 12; // anypb format. probably overkill
-        google.protobuf.Any new_any     = 13;   // anypb format
+        google.protobuf.Any         newAny             = 13; // anypb format
+        string                      error              = 14; // what went wrong
+        status                      state              = 15; // state of the event
+        Droplet                     droplet            = 16; // droplet
 }
-
 enum EventType {
         ADD	= 0;
         DELETE = 1;
@@ -46,4 +56,5 @@ enum EventType {
         FAIL	= 10;	// everything failed
         CRASH   = 11;   // droplet hard crashed
         CHANGE  = 12;   // droplet or hypervisor config change
+        EDIT    = 13;   // edit droplet settings
 }

example/Makefile

@@ -1,15 +0,0 @@
-build:
-	GO111MODULE=off go build
-	./example
-
-goimports:
-	goimports -w *.go
-
-prep:
-	go get -v -t -u
-
-run:
-	go run *.go
-
-clean:
-	-rm -f example

example/main.go

@@ -1,98 +0,0 @@
-package main
-
-import (
-	"bufio"
-	"bytes"
-	"fmt"
-	"io/ioutil"
-	"log"
-	"os"
-
-	"google.golang.org/protobuf/proto"
-
-	pb "go.wit.com/lib/protobuf/virtbuf"
-)
-
-//
-// saves entries in a config file
-//
-
-func main() {
-	TestWriteCluster()
-
-	in, err := ioutil.ReadFile("/tmp/testing4.protobuf")
-	if err != nil {
-		log.Fatalln("Error reading file:", err)
-	}
-
-	var aCluster pb.Cluster
-	if err := proto.Unmarshal(in, &aCluster); err != nil {
-		log.Fatalln("Failed to parse droplet:", err)
-	}
-
-	log.Println(aCluster.String())
-	// show the droplets to STDOUT
-	for _, d := range aCluster.Droplets {
-		fmt.Println("\tdroplet =", d.Hostname, "preffered host:", d.PreferredHypervisor)
-	}
-
-	// show the hypervisors to STDOUT
-	for _, h := range aCluster.Hypervisors {
-		fmt.Println("\thypervisor =", h.Hostname, h.GetMemoryPrintable())
-	}
-
-	json := aCluster.FormatJSON()
-	fmt.Println(json)
-
-	data, _ := aCluster.MarshalJSON()
-	fmt.Println(string(data))
-
-	text := aCluster.FormatTEXT()
-	fmt.Println(text)
-}
-
-func marshalWriteToFile(myWriter *bufio.Writer, c *pb.Cluster) {
-	buf, err := proto.Marshal(c)
-	if err != nil {
-		log.Fatal("marshaling error: ", err)
-	}
-	tmp, err := myWriter.Write(buf)
-	myWriter.Flush()
-	log.Println("bufio.Write() tmp, err = ", tmp, err)
-
-	buf, err = proto.Marshal(c)
-	tmp2, err := myWriter.Write(buf)
-	myWriter.Flush()
-	log.Println("bufio.Write() tmp2, err = ", tmp2, err)
-}
-
-func TestWriteCluster() {
-	buf := new(bytes.Buffer)
-
-	c := pb.CreateSampleCluster(7)
-
-	got := buf.String()
-	log.Println(got)
-
-	newfile, _ := os.Create("/tmp/testing4.protobuf")
-	myWriter := bufio.NewWriter(newfile)
-	marshalWriteToFile(myWriter, c)
-
-	// marshalUnmarshal()
-}
-
-func marshalUnmarshal() {
-	test := pb.CreateSampleCluster(7)
-	data, err := proto.Marshal(test)
-	if err != nil {
-		log.Fatal("marshaling error: ", err)
-	}
-
-	newTest := &pb.Cluster{}
-	err = proto.Unmarshal(data, newTest)
-	if err != nil {
-		log.Fatal("unmarshaling error: ", err)
-	} else {
-		log.Println("proto.Marshal() and proto.Unmarshal() worked")
-	}
-}

experiments.proto

@@ -1,19 +0,0 @@
-syntax = "proto3";
-package virtbuf;
-
-import "google/protobuf/timestamp.proto"; // Import the well-known type for Timestamp
-import "google/protobuf/any.proto"; // Import the well-known type for Timestamp
-
-message WhatsThis {
-        // is it possible to have custom formatting in JSON and TEXT marshal/unmarshal ?
-        WhatInfo humantest   = 1;
-
-        google.protobuf.Timestamp end   = 2;    // end time
-        google.protobuf.Any orig_val    = 3;    // original value
-        google.protobuf.Any new_val     = 4;   // new value
-}
-
-// this is for exerimenting
-message WhatInfo {
-        int64 capacity = 1;  // Stores the storage capacity in bytes.
-}

helpers.go

@@ -1,130 +1,17 @@
-package virtbuf
+package virtpb
 
-import (
+// functions to import and export the protobuf
-	"fmt"
+// data to and from config files
 
-	"github.com/google/uuid"
+func InitCluster() *OldCluster {
-)
+	var c *OldCluster
-
+	c = new(OldCluster)
-// can the json protobuf output use a string and have a type handler
+	c.d = new(Droplets)
-// to convert it back to int64?
+	c.H = new(Hypervisors)
-func SetGB(gb int) int64 {
+	c.e = new(Events)
-	return int64(gb * 1024 * 1024 * 1024)
+	return c
 }
 
-func SetMB(mb int) int64 {
+func (c *OldCluster) DropletsAll() *DropletScanner {
-	return int64(mb * 1024 * 1024)
+	return c.d.All()
-}
-
-func (x *Hypervisor) SetMemoryGB(gb int) {
-	x.Memory = int64(gb * 1024 * 1024 * 1024)
-}
-
-func (x *Hypervisor) GetMemoryPrintable() string {
-	i := x.Memory / (1024 * 1024 * 1024)
-	return fmt.Sprintf("%d GB", i)
-}
-
-func (all *Droplets) FindDroplet(name string) *Droplet {
-	for _, d := range all.Droplets {
-		if d.Hostname == name {
-			return d
-		}
-	}
-	return nil
-}
-
-func (c *Cluster) FindDroplet(name string) *Droplet {
-	for _, d := range c.Droplets {
-		if d.Hostname == name {
-			return d
-		}
-	}
-	return nil
-}
-
-func (c *Cluster) FindHypervisor(name string) *Hypervisor {
-	for _, h := range c.Hypervisors {
-		if h.Hostname == name {
-			return h
-		}
-	}
-	return nil
-}
-
-func (c *Cluster) AddHypervisor(hostname string, cpus int, mem int) *Hypervisor {
-	h := c.FindHypervisor(hostname)
-	if h != nil {
-		return h
-	}
-	// Generate a new UUID
-	id := uuid.New()
-	h = &Hypervisor{
-		Uuid:     id.String(),
-		Hostname: hostname,
-		Cpus:     int64(cpus),
-		Comment:  "this is a fake hypervisor",
-	}
-	if cpus < 0 {
-		h.Cpus = 1
-	}
-	h.SetMemoryGB(mem * 32)
-	c.Hypervisors = append(c.Hypervisors, h)
-	return h
-}
-
-func (c *Cluster) AddDroplet(uuid string, hostname string, cpus int, mem int) *Droplet {
-	d := c.FindDroplet(hostname)
-	if d != nil {
-		return d
-	}
-
-	d = &Droplet{
-		Uuid:     uuid,
-		Hostname: hostname,
-		Cpus:     int64(cpus),
-	}
-
-	if cpus < 0 {
-		d.Cpus = 1
-	}
-	d.Memory = SetGB(mem * 32)
-	c.Droplets = append(c.Droplets, d)
-	return d
-}
-
-// This isn't for the marketing department
-// so this isn't going to use 'MiB' and 'GiB'
-func HumanFormatBytes(b int64) string {
-	if b < 2000 {
-		return fmt.Sprintf("%d B", b)
-	}
-
-	kb := int(b / 1024)
-	if kb < 2000 {
-		return fmt.Sprintf("%d KB", kb)
-	}
-
-	mb := int(b / (1024 * 1024))
-	if mb < 2000 {
-		return fmt.Sprintf("%d MB", mb)
-	}
-
-	gb := int(b / (1024 * 1024 * 1024))
-	if gb < 2000 {
-		return fmt.Sprintf("%d GB", gb)
-	}
-
-	tb := int(b / (1024 * 1024 * 1024 * 1024))
-	return fmt.Sprintf("%d TB", tb)
-}
-
-func (c *Cluster) BlankFields() {
-	for _, d := range c.Droplets {
-		d.CurrentState = 0
-	}
-}
-
-func (c *Cluster) AppendEvent(e *Event) {
-	c.Events = append(c.Events, e)
 }

human.go

@@ -0,0 +1,198 @@
+package virtpb
+
+// mostly just functions related to making STDOUT
+// more readable by us humans
+
+// also function shortcuts the do fixed limited formatting (it's like COBOL)
+// so reporting tables of the status of what droplets and hypervisors
+// are in text columns and rows that can be easily read in a terminal
+
+import (
+	"errors"
+	"fmt"
+	"net/http"
+	"strings"
+	"time"
+
+	"google.golang.org/protobuf/types/known/timestamppb"
+
+	"go.wit.com/log"
+)
+
+func oldGetDurationStamp(t time.Time) string {
+	// Get the current time
+	currentTime := time.Now()
+
+	// Calculate the duration between t current time
+	duration := currentTime.Sub(t)
+
+	return FormatDuration(duration)
+}
+
+// This isn't for the marketing department
+// so this isn't going to use 'MiB' and 'GiB'
+func HumanFormatBytes(b int64) string {
+	if b < 2000 {
+		return fmt.Sprintf("%d B", b)
+	}
+
+	kb := int(b / 1024)
+	if kb < 2000 {
+		return fmt.Sprintf("%d KB", kb)
+	}
+
+	mb := int(b / (1024 * 1024))
+	if mb < 2000 {
+		return fmt.Sprintf("%d MB", mb)
+	}
+
+	gb := int(b / (1024 * 1024 * 1024))
+	if gb < 2000 {
+		return fmt.Sprintf("%d GB", gb)
+	}
+
+	tb := int(b / (1024 * 1024 * 1024 * 1024))
+	return fmt.Sprintf("%d TB", tb)
+}
+
+func FormatDuration(d time.Duration) string {
+	result := ""
+
+	// check if it's more than a year
+	years := int(d.Hours()) / (24 * 365)
+	if years > 0 {
+		result += fmt.Sprintf("%dy", years)
+		return result
+	}
+
+	// check if it's more than a day
+	days := int(d.Hours()) / 24
+	if days > 0 {
+		result += fmt.Sprintf("%dd", days)
+		return result
+	}
+
+	// check if it's more than an hour
+	hours := int(d.Hours()) % 24
+	if hours > 0 {
+		result += fmt.Sprintf("%dh", hours)
+		return result
+	}
+
+	// check if it's more than a minute
+	minutes := int(d.Minutes()) % 60
+	if minutes > 0 {
+		result += fmt.Sprintf("%dm", minutes)
+		return result
+	}
+
+	// check if it's more than a second
+	seconds := int(d.Seconds()) % 60
+	if seconds > 0 {
+		result += fmt.Sprintf("%ds", seconds)
+		return result
+	}
+
+	// report in milliseconds
+	ms := int(d.Milliseconds())
+	if ms > 100 {
+		// todo: print .3s, etc ?
+		return fmt.Sprintf("%1.2fs", float64(seconds)/1000)
+	}
+	if ms > 0 {
+		result += fmt.Sprintf("%dms", ms)
+	}
+
+	// totally not necessary but wth
+	var t time.Duration
+	t = time.Duration(ms) * time.Millisecond
+	nanos := d - t
+	result += fmt.Sprintf("%dnanos", nanos)
+	return result
+}
+
+func (d *Droplet) SprintHeader() string {
+	if d.Current == nil {
+		d.Current = new(Current)
+	}
+	header := fmt.Sprintf("%-3.3s %-9.9s %-20.20s", d.Current.State, d.Current.Hypervisor, d.Hostname)
+
+	switch d.Current.State {
+	case DropletState_ON:
+		var dur string
+		if d.Current.OnSince != nil {
+			dur = ""
+		} else {
+			t := time.Since(d.Current.OnSince.AsTime()) // time since 'OFF'
+			dur = FormatDuration(t)
+		}
+		header += fmt.Sprintf(" (on :%3s)", dur)
+	case DropletState_OFF:
+		var dur string
+		if d.Current.OffSince != nil {
+			dur = ""
+		} else {
+			t := time.Since(d.Current.OffSince.AsTime()) // time since 'OFF'
+			dur = FormatDuration(t)
+		}
+		header += fmt.Sprintf(" (off:%3s)", dur)
+	default:
+		header += fmt.Sprintf(" (?? :%3s)", "")
+	}
+	return header
+}
+
+func (d *Droplet) SprintDumpHeader() string {
+	var macs []string
+	for _, n := range d.Networks {
+		macs = append(macs, n.Mac)
+	}
+
+	header := fmt.Sprintf("%-4.4s%20s %-8s", d.Current.State, strings.Join(macs, " "), d.Current.Hypervisor)
+
+	if d.Current == nil {
+		return header
+	}
+
+	if d.Current.OnSince == nil {
+		d.Current.OnSince = timestamppb.New(time.Now())
+	}
+
+	t := time.Since(d.Current.OnSince.AsTime()) // time since 'ON'
+	dur := FormatDuration(t)
+
+	switch d.Current.State {
+	case DropletState_ON:
+		header += fmt.Sprintf(" (on :%3s)", dur)
+	case DropletState_OFF:
+		header += fmt.Sprintf(" (off:%3s)", dur)
+	default:
+		header += fmt.Sprintf(" (?? :%3s)", dur)
+	}
+	return header
+}
+
+func (d *Droplet) DumpDroplet(w http.ResponseWriter, r *http.Request) (string, error) {
+	if d == nil {
+		reason := "DumpDroplet() got d == nil"
+		log.Warn(reason)
+		fmt.Fprintln(w, reason)
+		return "", errors.New(reason)
+	}
+	t := d.FormatTEXT()
+	log.Info(t)
+	fmt.Fprintln(w, t)
+	return t, nil
+}
+
+func (c *OldCluster) DumpDroplet(w http.ResponseWriter, r *http.Request) (string, error) {
+	hostname := r.URL.Query().Get("hostname")
+	d := c.FindDropletByName(hostname)
+	if d == nil {
+		result := "can not find droplet hostname=" + hostname
+		log.Info(result)
+		fmt.Fprintln(w, result)
+		return result, errors.New(result)
+	}
+	return d.DumpDroplet(w, r)
+}

hypervisor.proto

@@ -1,18 +1,29 @@
 syntax = "proto3";
-package virtbuf;
+package virtpb;
 
-message Hypervisors {
+import "google/protobuf/timestamp.proto";
-	string  uuid	        = 1;    // I guess why not just have this on each file
+
-	string  version         = 2;    // maybe can be used for protobuf schema change violations
+message Hypervisors {                                     // `autogenpb:marshal` `autogenpb:gui`
+        string                      uuid            = 1;  // `autogenpb:uuid:6e3aa8b9-cf98-40f6-af58-3c6ad1edf4d4`
+        string                      version         = 2;  // `autogenpb:version:v0.0.1`
         repeated Hypervisor         hypervisors     = 3;
 }
 
 message Hypervisor {
-	string	uuid    = 1;
+        string                      uuid            = 1;  // `autogenpb:unique`
-	string	hostname = 2;
+        string                      hostname        = 2;  // `autogenpb:unique`
         bool                        active          = 3;  // is allowed to start new droplets
         int64                       cpus            = 4;
         int64                       memory          = 5;  // in bytes
         string                      comment         = 6;
         bool                        autoscan        = 7;  // to scan or not to scan by virtigo
+        HypervisorArch              arch            = 8;
+        int64                       killcount       = 9;  // in bytes
+        google.protobuf.Timestamp   lastPoll        = 10; // the last time we heard anything
+}
+
+enum HypervisorArch {
+        RISCV64   = 0;
+        X86_64    = 1;
+        ARM64     = 2;
 }

oldCluster.go

@@ -0,0 +1,48 @@
+package virtpb
+
+import (
+	sync "sync"
+
+	durationpb "google.golang.org/protobuf/types/known/durationpb"
+	"google.golang.org/protobuf/types/known/timestamppb"
+)
+
+type OldCluster struct {
+	sync.RWMutex
+
+	Dirs            []string
+	d               *Droplets
+	H               *Hypervisors
+	e               *Events
+	Unstable        *timestamppb.Timestamp
+	UnstableTimeout *durationpb.Duration
+}
+
+func (c *OldCluster) GetDropletsPB() *Droplets {
+	return c.d
+}
+
+func (c *OldCluster) GetHypervisorsPB() *Hypervisors {
+	return c.H
+}
+
+func (c *OldCluster) GetEventsPB() *Events {
+	return c.e
+}
+
+// adds a new droplet. enforce unique hostnames
+func (c *OldCluster) AddDroplet(newd *Droplet) bool {
+	c.Lock()
+	defer c.Unlock()
+
+	for _, d := range c.d.Droplets {
+		if newd.Hostname == d.Hostname {
+			// boo. that one is already here
+			return false
+		}
+	}
+
+	// everything is ok, this hostname is new
+	c.d.Droplets = append(c.d.Droplets, newd)
+	return true
+}

sampleData.go

@@ -1,4 +1,4 @@
-package virtbuf
+package virtpb
 
 import (
 	"fmt"
@@ -21,7 +21,6 @@ func CreateSampleDroplet(hostname string) *Droplet {
 	d := &Droplet{
 		Uuid:     id.String(),
 		Hostname: hostname,
-		Notes:    "this is a droplet for testing",
 	}
 	return d
 }
@@ -40,22 +39,6 @@ func CreateSampleHypervisor(hostname string, mem int) *Hypervisor {
 	return h
 }
 
-func CreateExperiment(total int) *WhatsThis {
-	var e *WhatsThis
-	e = new(WhatsThis)
-
-	//	info := StorageInfo{Capacity: 64}
-	//	e.Humantest = &info
-	if e.Humantest == nil {
-		var newInfo WhatInfo
-		newInfo = WhatInfo{Capacity: 64}
-		e.Humantest = &newInfo
-	} else {
-		e.Humantest.Capacity = SetGB(total * 32)
-	}
-	return e
-}
-
 func CreateSampleEvents(total int) *Events {
 	var e *Events
 	e = new(Events)
@@ -68,21 +51,19 @@ func CreateSampleEvents(total int) *Events {
 	return e
 }
 
-func CreateSampleCluster(total int) *Cluster {
+func CreateSampleCluster(total int) *OldCluster {
-	var c *Cluster
+	c := InitCluster()
-	c = new(Cluster)
 
 	for i := 0; i < total; i++ {
 		hostname := fmt.Sprintf("bmath%d.wit.com", i)
 		d := CreateSampleDroplet(hostname)
-		d.Notes = fmt.Sprintf("Sample Droplet %d", i)
 		d.PreferredHypervisor = fmt.Sprintf("farm%d", i)
 		if d.PreferredHypervisor == "farm4" {
 			d.Cpus = 16
 			d.Memory = SetGB(256)
 		}
 
-		c.Droplets = append(c.Droplets, d)
+		c.d.Droplets = append(c.d.Droplets, d)
 	}
 
 	for i := 0; i < 3; i++ {
@@ -90,7 +71,7 @@ func CreateSampleCluster(total int) *Cluster {
 		h := CreateSampleHypervisor(hostname, i+1)
 		h.Comment = fmt.Sprintf("Sample hypervisor %d", i)
 
-		c.Hypervisors = append(c.Hypervisors, h)
+		c.H.Hypervisors = append(c.H.Hypervisors, h)
 	}
 
 	return c

storageinfo.go

@@ -1,11 +1,6 @@
-package virtbuf
+package virtpb
-
-import (
-	"encoding/json"
-	"fmt"
-	"strconv"
-)
 
+/*
 // MarshalJSON custom marshals the WhatInfo struct to JSON
 func (s WhatInfo) MarshalJSON() ([]byte, error) {
 	capacityStr := fmt.Sprintf("%d GB", s.Capacity)
@@ -37,7 +32,6 @@ func (s *WhatInfo) UnmarshalJSON(data []byte) error {
 	return nil
 }
 
-/*
 func main() {
 	info := WhatInfo{Capacity: 64}