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Code Issues Projects Releases Wiki Activity

Clean up staticcheck issues for gce.

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Dealing with deprecated issues. (staticcheck SA1019)
Dealing with error discard issue. (staticcheck SA4006)
Dealing with context overwritten issue. (staticcheck SA4009)
Dealing with unused functions. (staticcheck U1000)
Remove gce from staticcheck failure list
This commit is contained in:
RainbowMango 2019-08-22 12:18:50 +08:00
parent 9a5b87a58b
commit 4b6ac364f8
8 changed files with 28 additions and 32 deletions
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1
hack/.staticcheck_failures
View File

@ -251,7 +251,6 @@ vendor/k8s.io/kubectl/pkg/describe/versioned
vendor/k8s.io/kubectl/pkg/scale
vendor/k8s.io/legacy-cloud-providers/aws
vendor/k8s.io/legacy-cloud-providers/azure
vendor/k8s.io/legacy-cloud-providers/gce
vendor/k8s.io/legacy-cloud-providers/vsphere
vendor/k8s.io/metrics/pkg/client/custom_metrics
vendor/k8s.io/sample-controller

13
staging/src/k8s.io/legacy-cloud-providers/gce/gce.go
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@ -863,7 +863,7 @@ func newOauthClient(tokenSource oauth2.TokenSource) (*http.Client, error) {
if tokenSource == nil {
var err error
tokenSource, err = google.DefaultTokenSource(
oauth2.NoContext,
context.Background(),
compute.CloudPlatformScope,
compute.ComputeScope)
klog.Infof("Using DefaultTokenSource %#v", tokenSource)
@ -890,7 +890,7 @@ func newOauthClient(tokenSource oauth2.TokenSource) (*http.Client, error) {
return nil, err
}
return oauth2.NewClient(oauth2.NoContext, tokenSource), nil
return oauth2.NewClient(context.Background(), tokenSource), nil
}
func (manager *gceServiceManager) getProjectsAPIEndpoint() string {
@ -901,12 +901,3 @@ func (manager *gceServiceManager) getProjectsAPIEndpoint() string {
return projectsAPIEndpoint
}
func (manager *gceServiceManager) getProjectsAPIEndpointBeta() string {
projectsAPIEndpoint := gceComputeAPIEndpointBeta + "projects/"
if manager.gce.service != nil {
projectsAPIEndpoint = manager.gce.serviceBeta.BasePath
}
return projectsAPIEndpoint
}

11
staging/src/k8s.io/legacy-cloud-providers/gce/gce_alpha.go
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@ -18,10 +18,6 @@ limitations under the License.
package gce
import (
"fmt"
)
const (
// AlphaFeatureNetworkTiers allows Services backed by a GCP load balancer to choose
// what network tier to use. Currently supports "Standard" and "Premium" (default).
@ -54,10 +50,3 @@ func NewAlphaFeatureGate(features []string) *AlphaFeatureGate {
}
return &AlphaFeatureGate{featureMap}
}
func (g *Cloud) alphaFeatureEnabled(feature string) error {
if !g.AlphaFeatureGate.Enabled(feature) {
return fmt.Errorf("alpha feature %q is not enabled", feature)
}
return nil
}

4
staging/src/k8s.io/legacy-cloud-providers/gce/gce_instances.go
View File

@ -111,7 +111,7 @@ func (g *Cloud) NodeAddresses(_ context.Context, _ types.NodeName) ([]v1.NodeAdd
// NodeAddressesByProviderID will not be called from the node that is requesting this ID.
// i.e. metadata service and other local methods cannot be used here
func (g *Cloud) NodeAddressesByProviderID(ctx context.Context, providerID string) ([]v1.NodeAddress, error) {
ctx, cancel := cloud.ContextWithCallTimeout()
timeoutCtx, cancel := cloud.ContextWithCallTimeout()
defer cancel()
_, zone, name, err := splitProviderID(providerID)
@ -119,7 +119,7 @@ func (g *Cloud) NodeAddressesByProviderID(ctx context.Context, providerID string
return []v1.NodeAddress{}, err
}
instance, err := g.c.Instances().Get(ctx, meta.ZonalKey(canonicalizeInstanceName(name), zone))
instance, err := g.c.Instances().Get(timeoutCtx, meta.ZonalKey(canonicalizeInstanceName(name), zone))
if err != nil {
return []v1.NodeAddress{}, fmt.Errorf("error while querying for providerID %q: %v", providerID, err)
}

11
staging/src/k8s.io/legacy-cloud-providers/gce/gce_loadbalancer_external_test.go
View File

@ -571,6 +571,7 @@ func TestTargetPoolNeedsRecreation(t *testing.T) {
require.NoError(t, err)
hostNames := nodeNames(nodes)
hosts, err := gce.getInstancesByNames(hostNames)
require.NoError(t, err)
var instances []string
for _, host := range hosts {
@ -762,6 +763,7 @@ func TestFirewallNeedsUpdate(t *testing.T) {
fw.Allowed[0].IPProtocol = "tcp"
fw.SourceRanges[0] = trueSourceRange
fw, err = gce.GetFirewall(MakeFirewallName(tc.lbName))
require.NoError(t, err)
require.Equal(t, fw.Allowed[0].IPProtocol, "tcp")
require.Equal(t, fw.SourceRanges[0], trueSourceRange)
@ -801,6 +803,7 @@ func TestEnsureTargetPoolAndHealthCheck(t *testing.T) {
hostNames := nodeNames(nodes)
hosts, err := gce.getInstancesByNames(hostNames)
require.NoError(t, err)
clusterID := vals.ClusterID
ipAddr := status.Ingress[0].IP
@ -813,15 +816,19 @@ func TestEnsureTargetPoolAndHealthCheck(t *testing.T) {
// Apply a tag on the target pool. By verifying the change of the tag, target pool update can be ensured.
tag := "A Tag"
pool, err := gce.GetTargetPool(lbName, region)
require.NoError(t, err)
pool.CreationTimestamp = tag
pool, err = gce.GetTargetPool(lbName, region)
require.NoError(t, err)
require.Equal(t, tag, pool.CreationTimestamp)
err = gce.ensureTargetPoolAndHealthCheck(true, true, svc, lbName, clusterID, ipAddr, hosts, hcToCreate, hcToDelete)
assert.NoError(t, err)
pool, err = gce.GetTargetPool(lbName, region)
require.NoError(t, err)
assert.NotEqual(t, pool.CreationTimestamp, tag)
pool, err = gce.GetTargetPool(lbName, region)
require.NoError(t, err)
assert.Equal(t, 1, len(pool.Instances))
var manyNodeName [maxTargetPoolCreateInstances + 1]string
for i := 0; i < maxTargetPoolCreateInstances+1; i++ {
@ -831,15 +838,18 @@ func TestEnsureTargetPoolAndHealthCheck(t *testing.T) {
require.NoError(t, err)
manyHostNames := nodeNames(manyNodes)
manyHosts, err := gce.getInstancesByNames(manyHostNames)
require.NoError(t, err)
err = gce.ensureTargetPoolAndHealthCheck(true, true, svc, lbName, clusterID, ipAddr, manyHosts, hcToCreate, hcToDelete)
assert.NoError(t, err)
pool, err = gce.GetTargetPool(lbName, region)
require.NoError(t, err)
assert.Equal(t, maxTargetPoolCreateInstances+1, len(pool.Instances))
err = gce.ensureTargetPoolAndHealthCheck(true, false, svc, lbName, clusterID, ipAddr, hosts, hcToCreate, hcToDelete)
assert.NoError(t, err)
pool, err = gce.GetTargetPool(lbName, region)
require.NoError(t, err)
assert.Equal(t, 1, len(pool.Instances))
}
@ -1011,6 +1021,7 @@ func TestEnsureExternalLoadBalancerErrors(t *testing.T) {
} {
t.Run(desc, func(t *testing.T) {
gce, err := fakeGCECloud(DefaultTestClusterValues())
require.NoError(t, err)
nodes, err := createAndInsertNodes(gce, []string{"test-node-1"}, vals.ZoneName)
require.NoError(t, err)
svc := fakeLoadbalancerService("")

5
staging/src/k8s.io/legacy-cloud-providers/gce/gce_loadbalancer_internal_test.go
View File

@ -64,6 +64,7 @@ func TestEnsureInternalBackendServiceUpdates(t *testing.T) {
svc := fakeLoadbalancerService(string(LBTypeInternal))
lbName := gce.GetLoadBalancerName(context.TODO(), "", svc)
nodes, err := createAndInsertNodes(gce, nodeNames, vals.ZoneName)
require.NoError(t, err)
igName := makeInstanceGroupName(vals.ClusterID)
igLinks, err := gce.ensureInternalInstanceGroups(igName, nodes)
require.NoError(t, err)
@ -110,6 +111,7 @@ func TestEnsureInternalBackendServiceGroups(t *testing.T) {
svc := fakeLoadbalancerService(string(LBTypeInternal))
lbName := gce.GetLoadBalancerName(context.TODO(), "", svc)
nodes, err := createAndInsertNodes(gce, nodeNames, vals.ZoneName)
require.NoError(t, err)
igName := makeInstanceGroupName(vals.ClusterID)
igLinks, err := gce.ensureInternalInstanceGroups(igName, nodes)
require.NoError(t, err)
@ -180,6 +182,7 @@ func TestEnsureInternalLoadBalancerWithExistingResources(t *testing.T) {
require.NoError(t, err)
nodes, err := createAndInsertNodes(gce, nodeNames, vals.ZoneName)
require.NoError(t, err)
igName := makeInstanceGroupName(vals.ClusterID)
igLinks, err := gce.ensureInternalInstanceGroups(igName, nodes)
require.NoError(t, err)
@ -499,6 +502,7 @@ func TestClearPreviousInternalResources(t *testing.T) {
err = gce.ensureInternalBackendService(svc.ObjectMeta.Name, "", svc.Spec.SessionAffinity, cloud.SchemeInternal, v1.ProtocolTCP, []string{}, "")
require.NoError(t, err)
backendSvc, err := gce.GetRegionBackendService(svc.ObjectMeta.Name, gce.region)
require.NoError(t, err)
backendSvc.HealthChecks = []string{hc1.SelfLink, hc2.SelfLink}
c.MockRegionBackendServices.DeleteHook = mock.DeleteRegionBackendServicesErrHook
@ -747,6 +751,7 @@ func TestEnsureInternalLoadBalancerErrors(t *testing.T) {
} {
t.Run(desc, func(t *testing.T) {
gce, err := fakeGCECloud(DefaultTestClusterValues())
require.NoError(t, err)
nodes, err := createAndInsertNodes(gce, []string{"test-node-1"}, vals.ZoneName)
require.NoError(t, err)
params = newEnsureILBParams(nodes)

12
staging/src/k8s.io/legacy-cloud-providers/gce/gce_routes.go
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@ -40,13 +40,13 @@ func newRoutesMetricContext(request string) *metricContext {
// ListRoutes in the cloud environment.
func (g *Cloud) ListRoutes(ctx context.Context, clusterName string) ([]*cloudprovider.Route, error) {
ctx, cancel := cloud.ContextWithCallTimeout()
timeoutCtx, cancel := cloud.ContextWithCallTimeout()
defer cancel()
mc := newRoutesMetricContext("list")
prefix := truncateClusterName(clusterName)
f := filter.Regexp("name", prefix+"-.*").AndRegexp("network", g.NetworkURL()).AndRegexp("description", k8sNodeRouteTag)
routes, err := g.c.Routes().List(ctx, f)
routes, err := g.c.Routes().List(timeoutCtx, f)
if err != nil {
return nil, mc.Observe(err)
}
@ -66,7 +66,7 @@ func (g *Cloud) ListRoutes(ctx context.Context, clusterName string) ([]*cloudpro
// CreateRoute in the cloud environment.
func (g *Cloud) CreateRoute(ctx context.Context, clusterName string, nameHint string, route *cloudprovider.Route) error {
ctx, cancel := cloud.ContextWithCallTimeout()
timeoutCtx, cancel := cloud.ContextWithCallTimeout()
defer cancel()
mc := newRoutesMetricContext("create")
@ -84,7 +84,7 @@ func (g *Cloud) CreateRoute(ctx context.Context, clusterName string, nameHint st
Priority: 1000,
Description: k8sNodeRouteTag,
}
err = g.c.Routes().Insert(ctx, meta.GlobalKey(cr.Name), cr)
err = g.c.Routes().Insert(timeoutCtx, meta.GlobalKey(cr.Name), cr)
if isHTTPErrorCode(err, http.StatusConflict) {
klog.Infof("Route %q already exists.", cr.Name)
err = nil
@ -94,11 +94,11 @@ func (g *Cloud) CreateRoute(ctx context.Context, clusterName string, nameHint st
// DeleteRoute from the cloud environment.
func (g *Cloud) DeleteRoute(ctx context.Context, clusterName string, route *cloudprovider.Route) error {
ctx, cancel := cloud.ContextWithCallTimeout()
timeoutCtx, cancel := cloud.ContextWithCallTimeout()
defer cancel()
mc := newRoutesMetricContext("delete")
return mc.Observe(g.c.Routes().Delete(ctx, meta.GlobalKey(route.Name)))
return mc.Observe(g.c.Routes().Delete(timeoutCtx, meta.GlobalKey(route.Name)))
}
func truncateClusterName(clusterName string) string {

3
staging/src/k8s.io/legacy-cloud-providers/gce/token_source.go
View File

@ -19,6 +19,7 @@ limitations under the License.
package gce
import (
"context"
"encoding/json"
"net/http"
"strings"
@ -106,7 +107,7 @@ func (a *AltTokenSource) token() (*oauth2.Token, error) {
// NewAltTokenSource constructs a new alternate token source for generating tokens.
func NewAltTokenSource(tokenURL, tokenBody string) oauth2.TokenSource {
client := oauth2.NewClient(oauth2.NoContext, google.ComputeTokenSource(""))
client := oauth2.NewClient(context.Background(), google.ComputeTokenSource(""))
a := &AltTokenSource{
oauthClient: client,
tokenURL: tokenURL,