disable the agent console (#976)

agent/agent.go

@@ -2,6 +2,10 @@ package agent
 
 import (
 	"context"
+	"net"
+	"net/http"
+	"os"
+
 	"github.com/grpc-ecosystem/grpc-gateway/v2/runtime"
 	"github.com/openziti/zrok/agent/agentGrpc"
 	"github.com/openziti/zrok/agent/agentUi"
@@ -13,9 +17,6 @@ import (
 	"github.com/sirupsen/logrus"
 	"google.golang.org/grpc"
 	"google.golang.org/grpc/credentials/insecure"
-	"net"
-	"net/http"
-	"os"
 )
 
 type Agent struct {
@@ -66,7 +67,9 @@ func (a *Agent) Run() error {
 	a.agentSocket = agentSocket
 
 	go a.manager()
-	go a.gateway()
+	if a.cfg.ConsoleEnabled {
+		go a.gateway()
+	}
 	go a.remoteAgent()
 
 	a.persistRegistry = false

agent/config.go

@@ -4,6 +4,7 @@ type AgentConfig struct {
 	ConsoleAddress   string
 	ConsoleStartPort uint16
 	ConsoleEndPort   uint16
+	ConsoleEnabled   bool
 }
 
 func DefaultConfig() *AgentConfig {
@@ -11,5 +12,6 @@ func DefaultConfig() *AgentConfig {
 		ConsoleAddress:   "127.0.0.1",
 		ConsoleStartPort: 8080,
 		ConsoleEndPort:   8181,
+		ConsoleEnabled:   true,
 	}
 }

cmd/zrok/agentStart.go

@@ -1,13 +1,14 @@
 package main
 
 import (
+	"os"
+	"os/signal"
+	"syscall"
+
 	"github.com/openziti/zrok/agent"
 	"github.com/openziti/zrok/environment"
 	"github.com/openziti/zrok/tui"
 	"github.com/spf13/cobra"
-	"os"
-	"os/signal"
-	"syscall"
 )
 
 func init() {
@@ -54,7 +55,7 @@ func (cmd *agentStartCommand) run(_ *cobra.Command, _ []string) {
 		tui.Error("error creating agent", err)
 	}
 
-	c := make(chan os.Signal)
+	c := make(chan os.Signal, 1)
 	signal.Notify(c, os.Interrupt, syscall.SIGTERM)
 	go func() {
 		<-c