Update public_routes.go, fetchRunner.go, and 3 more files...

This commit is contained in:
RamiBerm 2021-07-11 13:07:25 +03:00
parent b3dcff2cd5
commit b1df4b69ae
5 changed files with 44 additions and 115 deletions

View File

@ -21,4 +21,5 @@ func EntriesRoutes(fiberApp *fiber.App) {
routeGroup.Get("/tapStatus", controllers.GetTappingStatus) // get tapping status
routeGroup.Get("/analyzeStatus", controllers.AnalyzeInformation)
}

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@ -4,6 +4,8 @@ import (
"archive/zip"
"bytes"
"fmt"
"github.com/up9inc/mizu/cli/kubernetes"
"github.com/up9inc/mizu/cli/mizu"
"io"
"io/ioutil"
"log"
@ -14,7 +16,8 @@ import (
)
func RunMizuFetch(fetch *MizuFetchOptions) {
resp, err := http.Get(fmt.Sprintf("http://localhost:%v/api/har?from=%v&to=%v", fetch.MizuPort, fetch.FromTimestamp, fetch.ToTimestamp))
mizuProxiedUrl := kubernetes.GetMizuCollectorProxiesHostAndPath(uint16(fetch.MizuPort), mizu.ResourcesNamespace, mizu.AggregatorPodName)
resp, err := http.Get(fmt.Sprintf("http://%s/api/har?from=%v&to=%v", mizuProxiedUrl, fetch.FromTimestamp, fetch.ToTimestamp))
if err != nil {
log.Fatal(err)
}

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@ -3,7 +3,6 @@ package cmd
import (
"context"
"fmt"
"net/http"
"os"
"os/signal"
"regexp"
@ -232,7 +231,6 @@ func portForwardApiPod(ctx context.Context, kubernetesProvider *kubernetes.Provi
podExactRegex := regexp.MustCompile(fmt.Sprintf("^%s$", mizu.AggregatorPodName))
added, modified, removed, errorChan := kubernetes.FilteredWatch(ctx, kubernetesProvider.GetPodWatcher(ctx, mizu.ResourcesNamespace), podExactRegex)
isPodReady := false
var portForward *kubernetes.PortForward
for {
select {
case <-added:
@ -244,29 +242,16 @@ func portForwardApiPod(ctx context.Context, kubernetesProvider *kubernetes.Provi
case modifiedPod := <-modified:
if modifiedPod.Status.Phase == "Running" && !isPodReady {
go func() {
err := kubernetes.StartProxy(ctx, kubernetesProvider, tappingOptions.GuiPort, mizu.ResourcesNamespace, mizu.AggregatorPodName)
err := kubernetes.StartProxy(kubernetesProvider, tappingOptions.GuiPort, mizu.ResourcesNamespace, mizu.AggregatorPodName)
if err != nil {
fmt.Printf("Error starting k8s proxy %v\n", err)
cancel()
} else {
fmt.Printf("Mizu is available at http://%s\n", kubernetes.GetMizuCollectorProxiesHostAndPath(tappingOptions.GuiPort, mizu.ResourcesNamespace, mizu.AggregatorPodName))
}
}()
isPodReady = true
//var portForwardCreateError error
//if portForward, portForwardCreateError = kubernetes.NewPortForward(kubernetesProvider, mizu.ResourcesNamespace, fmt.Sprintf(mizu.AggregatorPodName), tappingOptions.GuiPort, tappingOptions.MizuPodPort, cancel); portForwardCreateError != nil {
// fmt.Printf("error forwarding port to pod %s\n", portForwardCreateError)
// cancel()
//} else {
// fmt.Printf("Web interface is now available at http://localhost:%d\n", tappingOptions.GuiPort)
// time.Sleep(time.Second * 5) // Waiting to be sure port forwarding finished
// if tappingOptions.Analyze {
// if _, err := http.Get(fmt.Sprintf("http://localhost:%d/api/uploadEntries?dest=%s", tappingOptions.GuiPort, tappingOptions.AnalyzeDestination)); err != nil {
// fmt.Println(err)
// } else {
// fmt.Printf(mizu.Purple, "Traffic is uploading to UP9 cloud for further analsys")
// fmt.Println()
// }
// }
//}
}
case <-time.After(25 * time.Second):
@ -279,18 +264,11 @@ func portForwardApiPod(ctx context.Context, kubernetesProvider *kubernetes.Provi
cancel()
case <-ctx.Done():
if portForward != nil {
portForward.Stop()
}
return
}
}
}
func printMizuReadyMessages(tappingOptions *MizuTapOptions) {
}
func createRBACIfNecessary(ctx context.Context, kubernetesProvider *kubernetes.Provider) bool {
mizuRBACExists, err := kubernetesProvider.DoesMizuRBACExist(ctx, mizu.ResourcesNamespace)
if err != nil {
@ -334,7 +312,7 @@ func waitForFinish(ctx context.Context, cancel context.CancelFunc) {
}
func syncApiStatus(ctx context.Context, cancel context.CancelFunc, tappingOptions *MizuTapOptions) {
controlSocket, err := mizu.CreateControlSocket(fmt.Sprintf("ws://localhost:%d/ws", tappingOptions.GuiPort))
controlSocket, err := mizu.CreateControlSocket(fmt.Sprintf("ws://%s/ws", kubernetes.GetMizuCollectorProxiesHostAndPath(tappingOptions.GuiPort, mizu.ResourcesNamespace, mizu.AggregatorPodName)))
if err != nil {
fmt.Printf("error establishing control socket connection %s\n", err)
cancel()
@ -355,21 +333,6 @@ func syncApiStatus(ctx context.Context, cancel context.CancelFunc, tappingOption
}
func spamHealthcheck(ctx context.Context, tappingOptions *MizuTapOptions) {
for {
select {
case <- ctx.Done():
return
default:
_, err := http.Get(fmt.Sprintf("http://localhost:%d/health", tappingOptions.GuiPort))
if err != nil {
fmt.Printf("Error sending healthcheck %v\n", err)
}
}
time.Sleep(1 * time.Second)
}
}
func getNamespace(tappingOptions *MizuTapOptions, kubernetesProvider *kubernetes.Provider) string {
if tappingOptions.AllNamespaces {
return mizu.K8sAllNamespaces

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@ -1,52 +0,0 @@
package kubernetes
import (
"bytes"
"context"
"fmt"
"k8s.io/apimachinery/pkg/util/httpstream"
"k8s.io/client-go/tools/portforward"
"k8s.io/client-go/transport/spdy"
"net/http"
"net/url"
"strings"
)
type PortForward struct {
stopChan chan struct{}
}
func NewPortForward(kubernetesProvider *Provider, namespace string, podName string, localPort uint16, podPort uint16, cancel context.CancelFunc) (*PortForward, error) {
dialer := getHttpDialer(kubernetesProvider, namespace, podName)
stopChan, readyChan := make(chan struct{}, 1), make(chan struct{}, 1)
out, errOut := new(bytes.Buffer), new(bytes.Buffer)
forwarder, err := portforward.New(dialer, []string{fmt.Sprintf("%d:%d", localPort, podPort)}, stopChan, readyChan, out, errOut)
if err != nil {
return nil, err
}
go func() {
err = forwarder.ForwardPorts() // this is blocking
if err != nil {
fmt.Printf("kubernetes port-forwarding error: %s", err)
cancel()
}
}()
return &PortForward{stopChan: stopChan}, nil
}
func (portForward *PortForward) Stop() {
close(portForward.stopChan)
}
func getHttpDialer(kubernetesProvider *Provider, namespace string, podName string) httpstream.Dialer {
roundTripper, upgrader, err := spdy.RoundTripperFor(&kubernetesProvider.clientConfig)
if err != nil {
panic(err)
}
path := fmt.Sprintf("/api/v1/namespaces/%s/pods/%s/portforward", namespace, podName)
hostIP := strings.TrimLeft(kubernetesProvider.clientConfig.Host, "htps:/")
serverURL := url.URL{Scheme: "https", Path: path, Host: hostIP}
return spdy.NewDialer(upgrader, &http.Client{Transport: roundTripper}, http.MethodPost, &serverURL)
}

View File

@ -1,14 +1,17 @@
package kubernetes
import (
"context"
"fmt"
"k8s.io/kubectl/pkg/proxy"
"net"
"net/http"
"net/url"
"time"
)
func StartProxy(ctx context.Context, kubernetesProvider *Provider, mizuPort uint16, mizuNamespace string, mizuServiceName string) error {
//o := cmdProxy.NewProxyOptions(genericclioptions.IOStreams{In: os.Stdin, Out: os.Stdout, ErrOut: os.Stderr})
const k8sProxyApiPrefix = "/"
func StartProxy(kubernetesProvider *Provider, mizuPort uint16, mizuNamespace string, mizuServiceName string) error {
filter := &proxy.FilterServer{
AcceptPaths: proxy.MakeRegexpArrayOrDie(proxy.DefaultPathAcceptRE),
RejectPaths: proxy.MakeRegexpArrayOrDie(proxy.DefaultPathRejectRE),
@ -16,26 +19,37 @@ func StartProxy(ctx context.Context, kubernetesProvider *Provider, mizuPort uint
RejectMethods: proxy.MakeRegexpArrayOrDie(proxy.DefaultMethodRejectRE),
}
server, err := proxy.NewServer("", "/", "/static/", filter, &kubernetesProvider.clientConfig, time.Second * 1)
mizuProxiedUrl := GetMizuCollectorProxiesHostAndPath(mizuPort, mizuNamespace, mizuServiceName)
proxyHandler, err := proxy.NewProxyHandler(k8sProxyApiPrefix, filter, &kubernetesProvider.clientConfig, time.Second * 2)
if err != nil {
return err
}
mux := http.NewServeMux()
mux.Handle(k8sProxyApiPrefix, proxyHandler)
//work around to make static resources available to the dashboard (all .svgs will not load without this)
mux.Handle("/static/", getRerouteHttpHandler(proxyHandler, mizuProxiedUrl))
l, err := server.Listen("127.0.0.1", int(mizuPort))
//l, err := server.Listen("127.0.0.1", int(mizuPort))
l, err := net.Listen("tcp", fmt.Sprintf("%s:%d", "127.0.0.1", int(mizuPort)))
if err != nil {
return err
}
go func() {
for {
select {
case <-ctx.Done():
fmt.Printf("Closing connection due to context done")
err := l.Close()
if err != nil {
fmt.Printf("Error stopping proxy network handler %v", err)
}
return
}
}
}()
fmt.Printf("Mizu is available at http://localhost:%d/api/v1/namespaces/%s/services/%s:80/proxy\n", mizuPort, mizuNamespace, mizuServiceName)
return server.ServeOnListener(l)
server := http.Server{
Handler: mux,
}
return server.Serve(l)
}
func GetMizuCollectorProxiesHostAndPath(mizuPort uint16, mizuNamespace string, mizuServiceName string) string {
return fmt.Sprintf("localhost:%d/api/v1/namespaces/%s/services/%s:80/proxy", mizuPort, mizuNamespace, mizuServiceName)
}
// rewrites requests so they end up reaching the mizu-collector k8s service via the k8s proxy handler
func getRerouteHttpHandler(proxyHandler http.Handler, mizuProxyUrl string) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
newUrl, _ := url.Parse(fmt.Sprintf("http://%s%s", mizuProxyUrl, r.URL.Path))
r.URL = newUrl
proxyHandler.ServeHTTP(w, r)
})
}