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feat: opentelemetry for tracing and metrics

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This commit is contained in:
Jon Lundy
2022-08-13 13:34:13 -06:00
parent 868d41de9f
commit 72d07276cd
15 changed files with 1245 additions and 1655 deletions
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15
pkg/msgbus/service.go
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@@ -13,6 +13,7 @@ import (
"time"
"github.com/gorilla/websocket"
"github.com/sour-is/ev/internal/logz"
"github.com/sour-is/ev/pkg/es"
"github.com/sour-is/ev/pkg/es/event"
)
@@ -22,6 +23,9 @@ type service struct {
}
func New(ctx context.Context, es *es.EventStore) (*service, error) {
ctx, span := logz.Span(ctx)
defer span.End()
if err := event.Register(ctx, &PostEvent{}); err != nil {
return nil, err
}
@@ -36,6 +40,11 @@ var upgrader = websocket.Upgrader{
}
func (s *service) ServeHTTP(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
ctx, span := logz.Span(ctx)
defer span.End()
r = r.WithContext(ctx)
switch r.Method {
case http.MethodGet:
if r.Header.Get("Upgrade") == "websocket" {
@@ -52,6 +61,8 @@ func (s *service) ServeHTTP(w http.ResponseWriter, r *http.Request) {
func (s *service) get(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
ctx, span := logz.Span(ctx)
defer span.End()
name, _, _ := strings.Cut(r.URL.Path, "/")
if name == "" {
@@ -100,6 +111,8 @@ func (s *service) get(w http.ResponseWriter, r *http.Request) {
}
func (s *service) post(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
ctx, span := logz.Span(ctx)
defer span.End()
name, tags, _ := strings.Cut(r.URL.Path, "/")
if name == "" {
@@ -162,6 +175,8 @@ func (s *service) post(w http.ResponseWriter, r *http.Request) {
}
func (s *service) websocket(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
ctx, span := logz.Span(ctx)
defer span.End()
name, _, _ := strings.Cut(r.URL.Path, "/")
if name == "" {