zhaohuabing

Using /home/ubuntu/kubespray/ansible.cfg as config file

PLAY [localhost] ************************************************************************************************************************************
skipping: no hosts matched

PLAY [k8s-cluster:etcd:calico-rr] *******************************************************************************************************************

TASK [download : Register docker images info] *******************************************************************************************************
Friday 29 December 2017  05:47:56 +0000 (0:00:00.095)       0:00:00.095 ******* 

zhaohuabing

PLAY [all] ******************************************************************************************************************************************

TASK [set_fact] *************************************************************************************************************************************
Friday 29 December 2017  06:14:29 +0000 (0:00:00.078)       0:00:00.078 *******
ok: [node3]
ok: [node2]
ok: [node1]

TASK [Storing commands output] **********************************************************************************************************************
Friday 29 December 2017  06:14:29 +0000 (0:00:00.103)       0:00:00.181 *******

zhaohuabing

{
 "configs": {
  "listeners": {
   "@type": "type.googleapis.com/envoy.admin.v2alpha.ListenersConfigDump",
   "version_info": "2018-09-27T07:17:49Z",
   "dynamic_active_listeners": [
    {
     "version_info": "2018-09-06T09:34:19Z",
     "listener": {
      "name": "10.103.219.158_9102",

zhaohuabing

{
  "node": {
    "id": "sidecar~192.168.206.23~productpage-v1-54b8b9f55-bx2dq.default~default.svc.cluster.local",
    "cluster": "productpage",

    "metadata": {
          "INTERCEPTION_MODE": "REDIRECT",
          "ISTIO_PROXY_SHA": "istio-proxy:6166ae7ebac7f630206b2fe4e6767516bf198313",
          "ISTIO_PROXY_VERSION": "1.0.0",
          "ISTIO_VERSION": "1.0.0",

zhaohuabing

[
{
  "clusterName": "outbound|15011||istio-pilot.istio-system.svc.cluster.local",
  "endpoints": [
    {
      "locality": {

      },
      "lbEndpoints": [
        {

zhaohuabing

{
    "version_info": "0",
    "listener": {
        "name": "0.0.0.0_1030",
        "address": {
            "socket_address": {
                "address": "0.0.0.0",
                "port_value": 1030
            }
        },

zhaohuabing

@RequestMapping(value = "/checkout")
public String checkout(@RequestHeader HttpHeaders headers) {
    String result = "";
    // Use HTTP GET in this demo. In a real world use case,We should use HTTP POST
    // instead.
    // The three services are bundled in one jar for simplicity. To make it work,
    // define three services in Kubernets.
    result += restTemplate.exchange("http://inventory:8080/createOrder", HttpMethod.GET,
            new HttpEntity<>(passTracingHeader(headers)), String.class).getBody();
    result += "<BR>";

zhaohuabing

@Bean
public Tracer jaegerTracer() {
    // The following environment variables need to set
    // JAEGER_ENDPOINT="http://10.42.126.171:28019/api/traces"
    // JAEGER_PROPAGATION="b3"
    // JAEGER_TRACEID_128BIT="true" Use 128bit tracer id to be compatible with the
    // trace id generated by istio/envoy
    return Configuration.fromEnv("eshop-opentracing").getTracer();
}

zhaohuabing

apiVersion: v1
  kind: Service
  metadata:
    name: jaeger-query
    namespace: istio-system
    annotations:
    labels:
      app: jaeger
      jaeger-infra: jaeger-service
      chart: tracing

zhaohuabing

@Aspect
@Component
public class TracingAspect {
    @Autowired
    Tracer tracer;

    @Around("@annotation(com.zhaohuabing.demo.instrument.Traced)")
    public Object aroundAdvice(ProceedingJoinPoint jp) throws Throwable {
        String class_name = jp.getTarget().getClass().getName();
        String method_name = jp.getSignature().getName();