canary and sdk tweaks for demo setups

canary/looper.go

@@ -16,6 +16,8 @@ type LooperOptions struct {
 	MaxDwell       time.Duration
 	MinPacing      time.Duration
 	MaxPacing      time.Duration
+	TargetName     string
+	BindAddress    string
 }
 
 type LooperResults struct {

canary/privateHttpLooper.go

@@ -19,15 +19,17 @@ import (
 )
 
 type PrivateHttpLooper struct {
-	id       uint
-	acc      *sdk.Access
-	opt      *LooperOptions
-	root     env_core.Root
-	shr      *sdk.Share
-	listener edge.Listener
-	abort    bool
-	done     chan struct{}
-	results  *LooperResults
+	id          uint
+	target      string
+	bindAddress string
+	acc         *sdk.Access
+	opt         *LooperOptions
+	root        env_core.Root
+	shr         *sdk.Share
+	listener    edge.Listener
+	abort       bool
+	done        chan struct{}
+	results     *LooperResults
 }
 
 func NewPrivateHttpLooper(id uint, opt *LooperOptions, root env_core.Root) *PrivateHttpLooper {
@@ -74,10 +76,14 @@ func (l *PrivateHttpLooper) Results() *LooperResults {
 }
 
 func (l *PrivateHttpLooper) startup() error {
+	target := "canary.PrivateHttpLooper"
+	if l.opt.TargetName != "" {
+		target = l.opt.TargetName
+	}
 	shr, err := sdk.CreateShare(l.root, &sdk.ShareRequest{
 		ShareMode:      sdk.PrivateShareMode,
 		BackendMode:    sdk.ProxyBackendMode,
-		Target:         "canary.PrivateHttpLooper",
+		Target:         target,
 		PermissionMode: sdk.ClosedPermissionMode,
 	})
 	if err != nil {
@@ -85,8 +91,13 @@ func (l *PrivateHttpLooper) startup() error {
 	}
 	l.shr = shr
 
+	bindAddress := ""
+	if l.opt.BindAddress != "" {
+		bindAddress = l.opt.BindAddress
+	}
 	acc, err := sdk.CreateAccess(l.root, &sdk.AccessRequest{
-		ShareToken: shr.Token,
+		ShareToken:  shr.Token,
+		BindAddress: bindAddress,
 	})
 	if err != nil {
 		return err
@@ -156,7 +167,7 @@ func (l *PrivateHttpLooper) iterate() {
 	l.results.StartTime = time.Now()
 	defer func() { l.results.StopTime = time.Now() }()
 
-	for i := uint(0); i < l.opt.Iterations; i++ {
+	for i := uint(0); i < l.opt.Iterations && !l.abort; i++ {
 		if i > 0 && i%l.opt.StatusInterval == 0 {
 			logrus.Infof("#%d: iteration %d", l.id, i)
 		}

cmd/zrok/testCanaryPrivateProxy.go

@@ -30,6 +30,8 @@ type testCanaryPrivateProxy struct {
 	maxDwell       time.Duration
 	minPacing      time.Duration
 	maxPacing      time.Duration
+	targetName     string
+	bindAddress    string
 }
 
 func newTestCanaryPrivateProxy() *testCanaryPrivateProxy {
@@ -52,6 +54,8 @@ func newTestCanaryPrivateProxy() *testCanaryPrivateProxy {
 	cmd.Flags().DurationVar(&command.maxDwell, "max-dwell", 1*time.Second, "Maximum dwell time")
 	cmd.Flags().DurationVar(&command.minPacing, "min-pacing", 0, "Minimum pacing time")
 	cmd.Flags().DurationVar(&command.maxPacing, "max-pacing", 0, "Maximum pacing time")
+	cmd.Flags().StringVar(&command.targetName, "target-name", "", "Metadata describing the virtual target")
+	cmd.Flags().StringVar(&command.bindAddress, "bind-address", "", "Metadata describing the virtual bind address")
 	return command
 }
 
@@ -84,6 +88,8 @@ func (cmd *testCanaryPrivateProxy) run(_ *cobra.Command, _ []string) {
 			MaxDwell:       cmd.maxDwell,
 			MinPacing:      cmd.minPacing,
 			MaxPacing:      cmd.maxPacing,
+			TargetName:     cmd.targetName,
+			BindAddress:    cmd.bindAddress,
 		}
 		looper := canary.NewPrivateHttpLooper(i, looperOpts, root)
 		loopers = append(loopers, looper)

controller/access.go

@@ -81,7 +81,11 @@ func (h *accessHandler) Handle(params share.AccessParams, principal *rest_model_
 		return share.NewAccessInternalServerError()
 	}
 
-	if _, err := str.CreateFrontend(envId, &store.Frontend{PrivateShareId: &shr.Id, Token: feToken, ZId: envZId, PermissionMode: store.ClosedPermissionMode}, trx); err != nil {
+	fe := &store.Frontend{PrivateShareId: &shr.Id, Token: feToken, ZId: envZId, PermissionMode: store.ClosedPermissionMode}
+	if params.Body.BindAddress != "" {
+		fe.BindAddress = &params.Body.BindAddress
+	}
+	if _, err := str.CreateFrontend(envId, fe, trx); err != nil {
 		logrus.Errorf("error creating frontend record for user '%v': %v", principal.Email, err)
 		return share.NewAccessInternalServerError()
 	}

sdk/golang/sdk/access.go

@@ -5,6 +5,7 @@ import (
 	"github.com/openziti/zrok/environment/env_core"
 	"github.com/openziti/zrok/rest_client_zrok/share"
 	"github.com/pkg/errors"
+	"github.com/sirupsen/logrus"
 )
 
 func CreateAccess(root env_core.Root, request *AccessRequest) (*Access, error) {
@@ -15,6 +16,10 @@ func CreateAccess(root env_core.Root, request *AccessRequest) (*Access, error) {
 	out := share.NewAccessParams()
 	out.Body.ShareToken = request.ShareToken
 	out.Body.EnvZID = root.Environment().ZitiIdentity
+	if request.BindAddress != "" {
+		out.Body.BindAddress = request.BindAddress
+		logrus.Infof("requesting bind address '%v'", out.Body.BindAddress)
+	}
 
 	zrok, err := root.Client()
 	if err != nil {

sdk/golang/sdk/model.go

@@ -50,7 +50,8 @@ type Share struct {
 }
 
 type AccessRequest struct {
-	ShareToken string
+	ShareToken  string
+	BindAddress string
 }
 
 type Access struct {