From 82a430ccf7bbf80f806d012b29048decc14bb1ed Mon Sep 17 00:00:00 2001
From: Sargun Dhillon <sargun@sargun.me>
Date: Tue, 24 Sep 2019 12:55:52 -0700
Subject: [PATCH] Add unused code linter

---
 .golangci.yml    |  1 +
 go.mod           |  1 -
 node/api/exec.go |  1 -
 node/pod.go      | 16 ----------------
 4 files changed, 1 insertion(+), 18 deletions(-)

diff --git a/.golangci.yml b/.golangci.yml
index b73925141..5f7e34de8 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -11,3 +11,4 @@ linters:
     - golint
     - goconst
     - goimports
+    - unused
diff --git a/go.mod b/go.mod
index ca195826d..1b9600817 100644
--- a/go.mod
+++ b/go.mod
@@ -5,7 +5,6 @@ go 1.12
 require (
 	contrib.go.opencensus.io/exporter/jaeger v0.1.0
 	contrib.go.opencensus.io/exporter/ocagent v0.4.12
-	github.com/davecgh/go-spew v1.1.1
 	github.com/docker/spdystream v0.0.0-20170912183627-bc6354cbbc29 // indirect
 	github.com/elazarl/goproxy v0.0.0-20190421051319-9d40249d3c2f // indirect
 	github.com/elazarl/goproxy/ext v0.0.0-20190711103511-473e67f1d7d2 // indirect
diff --git a/node/api/exec.go b/node/api/exec.go
index 25000547f..1d7fbc9d7 100644
--- a/node/api/exec.go
+++ b/node/api/exec.go
@@ -109,7 +109,6 @@ func getExecOptions(req *http.Request) (*remotecommand.Options, error) {
 
 type containerExecContext struct {
 	h                         ContainerExecHandlerFunc
-	eio                       *execIO
 	namespace, pod, container string
 	ctx                       context.Context
 }
diff --git a/node/pod.go b/node/pod.go
index cfc3fc264..eb2294f17 100644
--- a/node/pod.go
+++ b/node/pod.go
@@ -16,10 +16,8 @@ package node
 
 import (
 	"context"
-	"hash/fnv"
 	"time"
 
-	"github.com/davecgh/go-spew/spew"
 	"github.com/google/go-cmp/cmp"
 	pkgerrors "github.com/pkg/errors"
 	"github.com/virtual-kubelet/virtual-kubelet/errdefs"
@@ -117,20 +115,6 @@ func podsEqual(pod1, pod2 *corev1.Pod) bool {
 
 }
 
-// This is basically the kube runtime's hash container functionality.
-// VK only operates at the Pod level so this is adapted for that
-func hashPodSpec(spec corev1.PodSpec) uint64 {
-	hash := fnv.New32a()
-	printer := spew.ConfigState{
-		Indent:         " ",
-		SortKeys:       true,
-		DisableMethods: true,
-		SpewKeys:       true,
-	}
-	printer.Fprintf(hash, "%#v", spec)
-	return uint64(hash.Sum32())
-}
-
 func (pc *PodController) handleProviderError(ctx context.Context, span trace.Span, origErr error, pod *corev1.Pod) {
 	podPhase := corev1.PodPending
 	if pod.Spec.RestartPolicy == corev1.RestartPolicyNever {