Envtest based integration tests for Fission (#2858)

* skeleton for envtest fission
* Refactor code and add CLI test
* hack
* Update server test
* remove skip-ci for lint tests
* Pass client go storagesvc
* Add clientGen interface across code
* Fix storagesvc test
* Fix cmd client
* add retry in server test
* Fix concurrenct access to pool deployment
* Remove old executor test
* get rid of ginkgo/gomega
* disable flaky test
* flaky test
* revert ci change
* handle err from ParseBool

---------

Signed-off-by: Sanket Sudake <sanketsudake@gmail.com>
Co-authored-by: Pranoy Kundu <pranoy1998k@gmail.com>

pkg/utils/metrics/server.go

@@ -28,7 +28,7 @@ import (
 	"github.com/fission/fission/pkg/utils/httpserver"
 )
 
-func ServeMetrics(ctx context.Context, logger *zap.Logger) {
+func ServeMetrics(ctx context.Context, parent string, logger *zap.Logger) {
 	metricsAddr := os.Getenv("METRICS_ADDR")
 	if metricsAddr == "" {
 		metricsAddr = "8080"
@@ -45,5 +45,5 @@ func ServeMetrics(ctx context.Context, logger *zap.Logger) {
 			EnableOpenMetrics: true,
 		},
 	))
-	httpserver.StartServer(ctx, logger, "metrics", metricsAddr, mux)
+	httpserver.StartServer(ctx, logger, parent+"/metrics", metricsAddr, mux)
 }