core: fix golang linter issues with variables in loops

Loop variables cannot be reliably uses since they will
change with each iteration. Update these loop variable
uses to be safe by indexing the slice rather than
using the loop variable directly.

Also suppress the linter issues for passwords used
in tests.

Signed-off-by: travisn <tnielsen@redhat.com>

.github/workflows/golangci-lint.yaml

@@ -29,12 +29,12 @@ jobs:
           fetch-depth: 0
       - uses: actions/setup-go@v4
         with:
-          go-version: "1.21"
+          go-version: "1.20"
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v3
         with:
           # Required: the version of golangci-lint is required and must be specified without patch version: we always use the latest patch version.
-          version: v1.53
+          version: v1.55
 
           # Optional: working directory, useful for monorepos
           # working-directory: somedir
@@ -51,6 +51,6 @@ jobs:
     steps:
       - uses: actions/setup-go@v4
         with:
-         go-version: "1.21.4"
+          go-version: "1.21.4"
       - name: govulncheck
         uses: golang/govulncheck-action@v1

pkg/daemon/multus/resources.go

@@ -279,8 +279,8 @@ func (vt *ValidationTest) getImagePullPodCountPerNodeType(
 	}
 
 	numsScheduled := perNodeTypeCount{}
-	for _, d := range dsets.Items {
-		nodeType := getNodeType(&d.ObjectMeta)
+	for i, d := range dsets.Items {
+		nodeType := getNodeType(&dsets.Items[i].ObjectMeta)
 		numScheduled := d.Status.CurrentNumberScheduled
 		if numScheduled == 0 {
 			return emptyCount, fmt.Errorf("image pull daemonset for node type %q expects zero scheduled pods", nodeType)

pkg/operator/ceph/csi/controller.go

@@ -208,7 +208,7 @@ func (r *ReconcileCSI) reconcile(request reconcile.Request) (reconcile.Result, e
 		// If so deploy the plugin holder with the fsid attached
 		if holderEnabled {
 			// Load cluster info for later use in updating the ceph-csi configmap
-			clusterInfo, _, _, err := opcontroller.LoadClusterInfo(r.context, r.opManagerContext, cluster.Namespace, &cluster.Spec)
+			clusterInfo, _, _, err := opcontroller.LoadClusterInfo(r.context, r.opManagerContext, cluster.Namespace, &cephClusters.Items[i].Spec)
 			if err != nil {
 				// This avoids a requeue with exponential backoff and allows the controller to reconcile
 				// more quickly when the cluster is ready.

pkg/operator/ceph/csi/spec.go

@@ -709,9 +709,9 @@ func (r *ReconcileCSI) applyCephClusterNetworkConfig(ctx context.Context, object
 	if err != nil {
 		return errors.Wrap(err, "failed to find CephClusters")
 	}
-	for _, cephCluster := range cephClusters.Items {
+	for i, cephCluster := range cephClusters.Items {
 		if cephCluster.Spec.Network.IsMultus() {
-			err = k8sutil.ApplyMultus(cephCluster.GetNamespace(), &cephCluster.Spec.Network, objectMeta)
+			err = k8sutil.ApplyMultus(cephCluster.GetNamespace(), &cephClusters.Items[i].Spec.Network, objectMeta)
 			if err != nil {
 				return errors.Wrapf(err, "failed to apply multus configuration to CephCluster %q", cephCluster.Name)
 			}

pkg/operator/ceph/object/controller_test.go

@@ -152,6 +152,7 @@ const (
 			"ceph version 17.2.1 (0000000000000000) quincy (stable)": 3
 		}
 	}`
+	//nolint:gosec // only test values, not a real secret
 	userCreateJSON = `{
 	"user_id": "my-user",
 	"display_name": "my-user",

pkg/operator/ceph/object/objectstore_test.go

@@ -40,6 +40,7 @@ import (
 )
 
 const (
+	//nolint:gosec // only test values, not a real secret
 	dashboardAdminCreateJSON = `{
     "user_id": "dashboard-admin",
     "display_name": "dashboard-admin",

pkg/operator/ceph/object/topic/controller_test.go

@@ -43,9 +43,10 @@ import (
 )
 
 var (
-	name           = "topic-a"
-	namespace      = "rook-ceph"
-	store          = "test-store"
+	name      = "topic-a"
+	namespace = "rook-ceph"
+	store     = "test-store"
+	//nolint:gosec // only test values, not a real secret
 	userCreateJSON = `{
 		"user_id": "rgw-admin-ops-user",
 		"display_name": "RGW Admin Ops User",

pkg/operator/ceph/object/user/controller_test.go

@@ -49,6 +49,7 @@ import (
 )
 
 const (
+	//nolint:gosec // only test values, not a real secret
 	userCreateJSON = `{
 	"user_id": "my-user",
 	"display_name": "my-user",

pkg/operator/k8sutil/pvc_test.go

@@ -96,7 +96,8 @@ func TestExpandPVCIfRequired(t *testing.T) {
 	for _, tc := range testcases {
 
 		desiredPVC.Spec.Resources.Requests[v1.ResourceStorage] = apiresource.MustParse(tc.currentPVCSize)
-		storageClass.AllowVolumeExpansion = &tc.expansionAllowed
+		expansionAllowed := tc.expansionAllowed
+		storageClass.AllowVolumeExpansion = &expansionAllowed
 
 		// create fake client with PVC
 		cl := fake.NewClientBuilder().WithRuntimeObjects(desiredPVC, storageClass).Build()