package envoy

import (
	"bytes"
	"fmt"
	"os"
	"os/exec"
	"strings"
	"syscall"

	"google.golang.org/protobuf/types/known/durationpb"
	"sigs.k8s.io/yaml"

	"istio.io/istio/pilot/pkg/util/network"
	"istio.io/istio/pkg/env"
	common_features "istio.io/istio/pkg/features"
	"istio.io/istio/pkg/log"
)

type envoy struct {
	ProxyConfig
	extraArgs []string
}

// Envoy binary flags