Use context with timeout instead of context.Background

pkg/cloudprovider/providers/gce/cloud/BUILD

@@ -4,6 +4,7 @@ go_library(
     name = "go_default_library",
     srcs = [
         "constants.go",
+        "context.go",
         "doc.go",
         "errors.go",
         "gce_projects.go",

pkg/cloudprovider/providers/gce/cloud/context.go

+/*
+Copyright 2018 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package cloud
+
+import (
+	"context"
+	"time"
+)
+
+const (
+	defaultCallTimeout = 1 * time.Hour
+)
+
+// ContextWithCallTimeout returns a context with a default timeout, used for generated client calls.
+func ContextWithCallTimeout() (context.Context, context.CancelFunc) {
+	return context.WithTimeout(context.Background(), defaultCallTimeout)
+}

pkg/cloudprovider/providers/gce/gce_addresses.go

@@ -17,7 +17,6 @@ limitations under the License.
 package gce
 
 import (
-	"context"
 	"fmt"
 
 	"github.com/golang/glog"
@@ -44,72 +43,105 @@ func newAddressMetricContextWithVersion(request, region, version string) *metric
 // ipAddress is specified, it must belong to the current project, eg: an
 // ephemeral IP associated with a global forwarding rule.
 func (gce *GCECloud) ReserveGlobalAddress(addr *compute.Address) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("reserve", "")
-	return mc.Observe(gce.c.GlobalAddresses().Insert(context.Background(), meta.GlobalKey(addr.Name), addr))
+	return mc.Observe(gce.c.GlobalAddresses().Insert(ctx, meta.GlobalKey(addr.Name), addr))
 }
 
 // DeleteGlobalAddress deletes a global address by name.
 func (gce *GCECloud) DeleteGlobalAddress(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("delete", "")
-	return mc.Observe(gce.c.GlobalAddresses().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.GlobalAddresses().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // GetGlobalAddress returns the global address by name.
 func (gce *GCECloud) GetGlobalAddress(name string) (*compute.Address, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("get", "")
-	v, err := gce.c.GlobalAddresses().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.GlobalAddresses().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // ReserveRegionAddress creates a region address
 func (gce *GCECloud) ReserveRegionAddress(addr *compute.Address, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("reserve", region)
-	return mc.Observe(gce.c.Addresses().Insert(context.Background(), meta.RegionalKey(addr.Name, region), addr))
+	return mc.Observe(gce.c.Addresses().Insert(ctx, meta.RegionalKey(addr.Name, region), addr))
 }
 
 // ReserveAlphaRegionAddress creates an Alpha, regional address.
 func (gce *GCECloud) ReserveAlphaRegionAddress(addr *computealpha.Address, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("reserve", region)
-	return mc.Observe(gce.c.AlphaAddresses().Insert(context.Background(), meta.RegionalKey(addr.Name, region), addr))
+	return mc.Observe(gce.c.AlphaAddresses().Insert(ctx, meta.RegionalKey(addr.Name, region), addr))
 }
 
 // ReserveBetaRegionAddress creates a beta region address
 func (gce *GCECloud) ReserveBetaRegionAddress(addr *computebeta.Address, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("reserve", region)
-	return mc.Observe(gce.c.BetaAddresses().Insert(context.Background(), meta.RegionalKey(addr.Name, region), addr))
+	return mc.Observe(gce.c.BetaAddresses().Insert(ctx, meta.RegionalKey(addr.Name, region), addr))
 }
 
 // DeleteRegionAddress deletes a region address by name.
 func (gce *GCECloud) DeleteRegionAddress(name, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("delete", region)
-	return mc.Observe(gce.c.Addresses().Delete(context.Background(), meta.RegionalKey(name, region)))
+	return mc.Observe(gce.c.Addresses().Delete(ctx, meta.RegionalKey(name, region)))
 }
 
 // GetRegionAddress returns the region address by name
 func (gce *GCECloud) GetRegionAddress(name, region string) (*compute.Address, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("get", region)
-	v, err := gce.c.Addresses().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.Addresses().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // GetAlphaRegionAddress returns the Alpha, regional address by name.
 func (gce *GCECloud) GetAlphaRegionAddress(name, region string) (*computealpha.Address, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("get", region)
-	v, err := gce.c.AlphaAddresses().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.AlphaAddresses().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // GetBetaRegionAddress returns the beta region address by name
 func (gce *GCECloud) GetBetaRegionAddress(name, region string) (*computebeta.Address, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("get", region)
-	v, err := gce.c.BetaAddresses().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.BetaAddresses().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // GetRegionAddressByIP returns the regional address matching the given IP address.
 func (gce *GCECloud) GetRegionAddressByIP(region, ipAddress string) (*compute.Address, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("list", region)
-	addrs, err := gce.c.Addresses().List(context.Background(), region, filter.Regexp("address", ipAddress))
+	addrs, err := gce.c.Addresses().List(ctx, region, filter.Regexp("address", ipAddress))
 
 	mc.Observe(err)
 	if err != nil {
@@ -129,8 +161,11 @@ func (gce *GCECloud) GetRegionAddressByIP(region, ipAddress string) (*compute.Ad
 
 // GetBetaRegionAddressByIP returns the beta regional address matching the given IP address.
 func (gce *GCECloud) GetBetaRegionAddressByIP(region, ipAddress string) (*computebeta.Address, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newAddressMetricContext("list", region)
-	addrs, err := gce.c.BetaAddresses().List(context.Background(), region, filter.Regexp("address", ipAddress))
+	addrs, err := gce.c.BetaAddresses().List(ctx, region, filter.Regexp("address", ipAddress))
 
 	mc.Observe(err)
 	if err != nil {

pkg/cloudprovider/providers/gce/gce_backendservice.go

@@ -17,11 +17,10 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	computealpha "google.golang.org/api/compute/v0.alpha"
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -36,54 +35,78 @@ func newBackendServiceMetricContextWithVersion(request, region, version string)
 
 // GetGlobalBackendService retrieves a backend by name.
 func (gce *GCECloud) GetGlobalBackendService(name string) (*compute.BackendService, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("get", "")
-	v, err := gce.c.BackendServices().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.BackendServices().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // GetAlphaGlobalBackendService retrieves alpha backend by name.
 func (gce *GCECloud) GetAlphaGlobalBackendService(name string) (*computealpha.BackendService, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContextWithVersion("get", "", computeAlphaVersion)
-	v, err := gce.c.AlphaBackendServices().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.AlphaBackendServices().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // UpdateGlobalBackendService applies the given BackendService as an update to
 // an existing service.
 func (gce *GCECloud) UpdateGlobalBackendService(bg *compute.BackendService) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("update", "")
-	return mc.Observe(gce.c.BackendServices().Update(context.Background(), meta.GlobalKey(bg.Name), bg))
+	return mc.Observe(gce.c.BackendServices().Update(ctx, meta.GlobalKey(bg.Name), bg))
 }
 
 // UpdateAlphaGlobalBackendService applies the given alpha BackendService as an
 // update to an existing service.
 func (gce *GCECloud) UpdateAlphaGlobalBackendService(bg *computealpha.BackendService) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("update", "")
-	return mc.Observe(gce.c.AlphaBackendServices().Update(context.Background(), meta.GlobalKey(bg.Name), bg))
+	return mc.Observe(gce.c.AlphaBackendServices().Update(ctx, meta.GlobalKey(bg.Name), bg))
 }
 
 // DeleteGlobalBackendService deletes the given BackendService by name.
 func (gce *GCECloud) DeleteGlobalBackendService(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("delete", "")
-	return mc.Observe(gce.c.BackendServices().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.BackendServices().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // CreateGlobalBackendService creates the given BackendService.
 func (gce *GCECloud) CreateGlobalBackendService(bg *compute.BackendService) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("create", "")
-	return mc.Observe(gce.c.BackendServices().Insert(context.Background(), meta.GlobalKey(bg.Name), bg))
+	return mc.Observe(gce.c.BackendServices().Insert(ctx, meta.GlobalKey(bg.Name), bg))
 }
 
 // CreateAlphaGlobalBackendService creates the given alpha BackendService.
 func (gce *GCECloud) CreateAlphaGlobalBackendService(bg *computealpha.BackendService) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("create", "")
-	return mc.Observe(gce.c.AlphaBackendServices().Insert(context.Background(), meta.GlobalKey(bg.Name), bg))
+	return mc.Observe(gce.c.AlphaBackendServices().Insert(ctx, meta.GlobalKey(bg.Name), bg))
 }
 
 // ListGlobalBackendServices lists all backend services in the project.
 func (gce *GCECloud) ListGlobalBackendServices() ([]*compute.BackendService, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("list", "")
-	v, err := gce.c.BackendServices().List(context.Background(), filter.None)
+	v, err := gce.c.BackendServices().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }
 
@@ -91,42 +114,60 @@ func (gce *GCECloud) ListGlobalBackendServices() ([]*compute.BackendService, err
 // identified by the given name, in the given instanceGroup. The
 // instanceGroupLink is the fully qualified self link of an instance group.
 func (gce *GCECloud) GetGlobalBackendServiceHealth(name string, instanceGroupLink string) (*compute.BackendServiceGroupHealth, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("get_health", "")
 	groupRef := &compute.ResourceGroupReference{Group: instanceGroupLink}
-	v, err := gce.c.BackendServices().GetHealth(context.Background(), meta.GlobalKey(name), groupRef)
+	v, err := gce.c.BackendServices().GetHealth(ctx, meta.GlobalKey(name), groupRef)
 	return v, mc.Observe(err)
 }
 
 // GetRegionBackendService retrieves a backend by name.
 func (gce *GCECloud) GetRegionBackendService(name, region string) (*compute.BackendService, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("get", region)
-	v, err := gce.c.RegionBackendServices().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.RegionBackendServices().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // UpdateRegionBackendService applies the given BackendService as an update to
 // an existing service.
 func (gce *GCECloud) UpdateRegionBackendService(bg *compute.BackendService, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("update", region)
-	return mc.Observe(gce.c.RegionBackendServices().Update(context.Background(), meta.RegionalKey(bg.Name, region), bg))
+	return mc.Observe(gce.c.RegionBackendServices().Update(ctx, meta.RegionalKey(bg.Name, region), bg))
 }
 
 // DeleteRegionBackendService deletes the given BackendService by name.
 func (gce *GCECloud) DeleteRegionBackendService(name, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("delete", region)
-	return mc.Observe(gce.c.RegionBackendServices().Delete(context.Background(), meta.RegionalKey(name, region)))
+	return mc.Observe(gce.c.RegionBackendServices().Delete(ctx, meta.RegionalKey(name, region)))
 }
 
 // CreateRegionBackendService creates the given BackendService.
 func (gce *GCECloud) CreateRegionBackendService(bg *compute.BackendService, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("create", region)
-	return mc.Observe(gce.c.RegionBackendServices().Insert(context.Background(), meta.RegionalKey(bg.Name, region), bg))
+	return mc.Observe(gce.c.RegionBackendServices().Insert(ctx, meta.RegionalKey(bg.Name, region), bg))
 }
 
 // ListRegionBackendServices lists all backend services in the project.
 func (gce *GCECloud) ListRegionBackendServices(region string) ([]*compute.BackendService, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("list", region)
-	v, err := gce.c.RegionBackendServices().List(context.Background(), region, filter.None)
+	v, err := gce.c.RegionBackendServices().List(ctx, region, filter.None)
 	return v, mc.Observe(err)
 }
 
@@ -134,8 +175,11 @@ func (gce *GCECloud) ListRegionBackendServices(region string) ([]*compute.Backen
 // identified by the given name, in the given instanceGroup. The
 // instanceGroupLink is the fully qualified self link of an instance group.
 func (gce *GCECloud) GetRegionalBackendServiceHealth(name, region string, instanceGroupLink string) (*compute.BackendServiceGroupHealth, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newBackendServiceMetricContext("get_health", region)
 	ref := &compute.ResourceGroupReference{Group: instanceGroupLink}
-	v, err := gce.c.RegionBackendServices().GetHealth(context.Background(), meta.RegionalKey(name, region), ref)
+	v, err := gce.c.RegionBackendServices().GetHealth(ctx, meta.RegionalKey(name, region), ref)
 	return v, mc.Observe(err)
 }

pkg/cloudprovider/providers/gce/gce_cert.go

@@ -17,10 +17,9 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -31,15 +30,21 @@ func newCertMetricContext(request string) *metricContext {
 
 // GetSslCertificate returns the SslCertificate by name.
 func (gce *GCECloud) GetSslCertificate(name string) (*compute.SslCertificate, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newCertMetricContext("get")
-	v, err := gce.c.SslCertificates().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.SslCertificates().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // CreateSslCertificate creates and returns a SslCertificate.
 func (gce *GCECloud) CreateSslCertificate(sslCerts *compute.SslCertificate) (*compute.SslCertificate, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newCertMetricContext("create")
-	err := gce.c.SslCertificates().Insert(context.Background(), meta.GlobalKey(sslCerts.Name), sslCerts)
+	err := gce.c.SslCertificates().Insert(ctx, meta.GlobalKey(sslCerts.Name), sslCerts)
 	if err != nil {
 		return nil, mc.Observe(err)
 	}
@@ -48,13 +53,19 @@ func (gce *GCECloud) CreateSslCertificate(sslCerts *compute.SslCertificate) (*co
 
 // DeleteSslCertificate deletes the SslCertificate by name.
 func (gce *GCECloud) DeleteSslCertificate(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newCertMetricContext("delete")
-	return mc.Observe(gce.c.SslCertificates().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.SslCertificates().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // ListSslCertificates lists all SslCertificates in the project.
 func (gce *GCECloud) ListSslCertificates() ([]*compute.SslCertificate, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newCertMetricContext("list")
-	v, err := gce.c.SslCertificates().List(context.Background(), filter.None)
+	v, err := gce.c.SslCertificates().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }

pkg/cloudprovider/providers/gce/gce_firewall.go

@@ -17,10 +17,9 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
 
@@ -30,25 +29,37 @@ func newFirewallMetricContext(request string) *metricContext {
 
 // GetFirewall returns the Firewall by name.
 func (gce *GCECloud) GetFirewall(name string) (*compute.Firewall, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newFirewallMetricContext("get")
-	v, err := gce.c.Firewalls().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.Firewalls().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // CreateFirewall creates the passed firewall
 func (gce *GCECloud) CreateFirewall(f *compute.Firewall) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newFirewallMetricContext("create")
-	return mc.Observe(gce.c.Firewalls().Insert(context.Background(), meta.GlobalKey(f.Name), f))
+	return mc.Observe(gce.c.Firewalls().Insert(ctx, meta.GlobalKey(f.Name), f))
 }
 
 // DeleteFirewall deletes the given firewall rule.
 func (gce *GCECloud) DeleteFirewall(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newFirewallMetricContext("delete")
-	return mc.Observe(gce.c.Firewalls().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.Firewalls().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // UpdateFirewall applies the given firewall as an update to an existing service.
 func (gce *GCECloud) UpdateFirewall(f *compute.Firewall) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newFirewallMetricContext("update")
-	return mc.Observe(gce.c.Firewalls().Update(context.Background(), meta.GlobalKey(f.Name), f))
+	return mc.Observe(gce.c.Firewalls().Update(ctx, meta.GlobalKey(f.Name), f))
 }

pkg/cloudprovider/providers/gce/gce_forwardingrule.go

@@ -17,8 +17,6 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	computealpha "google.golang.org/api/compute/v0.alpha"
 	compute "google.golang.org/api/compute/v1"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
@@ -35,84 +33,120 @@ func newForwardingRuleMetricContextWithVersion(request, region, version string)
 
 // CreateGlobalForwardingRule creates the passed GlobalForwardingRule
 func (gce *GCECloud) CreateGlobalForwardingRule(rule *compute.ForwardingRule) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("create", "")
-	return mc.Observe(gce.c.GlobalForwardingRules().Insert(context.Background(), meta.GlobalKey(rule.Name), rule))
+	return mc.Observe(gce.c.GlobalForwardingRules().Insert(ctx, meta.GlobalKey(rule.Name), rule))
 }
 
 // SetProxyForGlobalForwardingRule links the given TargetHttp(s)Proxy with the given GlobalForwardingRule.
 // targetProxyLink is the SelfLink of a TargetHttp(s)Proxy.
 func (gce *GCECloud) SetProxyForGlobalForwardingRule(forwardingRuleName, targetProxyLink string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("set_proxy", "")
 	target := &compute.TargetReference{Target: targetProxyLink}
-	return mc.Observe(gce.c.GlobalForwardingRules().SetTarget(context.Background(), meta.GlobalKey(forwardingRuleName), target))
+	return mc.Observe(gce.c.GlobalForwardingRules().SetTarget(ctx, meta.GlobalKey(forwardingRuleName), target))
 }
 
 // DeleteGlobalForwardingRule deletes the GlobalForwardingRule by name.
 func (gce *GCECloud) DeleteGlobalForwardingRule(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("delete", "")
-	return mc.Observe(gce.c.GlobalForwardingRules().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.GlobalForwardingRules().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // GetGlobalForwardingRule returns the GlobalForwardingRule by name.
 func (gce *GCECloud) GetGlobalForwardingRule(name string) (*compute.ForwardingRule, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("get", "")
-	v, err := gce.c.GlobalForwardingRules().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.GlobalForwardingRules().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // ListGlobalForwardingRules lists all GlobalForwardingRules in the project.
 func (gce *GCECloud) ListGlobalForwardingRules() ([]*compute.ForwardingRule, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("list", "")
-	v, err := gce.c.GlobalForwardingRules().List(context.Background(), filter.None)
+	v, err := gce.c.GlobalForwardingRules().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }
 
 // GetRegionForwardingRule returns the RegionalForwardingRule by name & region.
 func (gce *GCECloud) GetRegionForwardingRule(name, region string) (*compute.ForwardingRule, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("get", region)
-	v, err := gce.c.ForwardingRules().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.ForwardingRules().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // GetAlphaRegionForwardingRule returns the Alpha forwarding rule by name & region.
 func (gce *GCECloud) GetAlphaRegionForwardingRule(name, region string) (*computealpha.ForwardingRule, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContextWithVersion("get", region, computeAlphaVersion)
-	v, err := gce.c.AlphaForwardingRules().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.AlphaForwardingRules().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // ListRegionForwardingRules lists all RegionalForwardingRules in the project & region.
 func (gce *GCECloud) ListRegionForwardingRules(region string) ([]*compute.ForwardingRule, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("list", region)
-	v, err := gce.c.ForwardingRules().List(context.Background(), region, filter.None)
+	v, err := gce.c.ForwardingRules().List(ctx, region, filter.None)
 	return v, mc.Observe(err)
 }
 
 // ListAlphaRegionForwardingRules lists all RegionalForwardingRules in the project & region.
 func (gce *GCECloud) ListAlphaRegionForwardingRules(region string) ([]*computealpha.ForwardingRule, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContextWithVersion("list", region, computeAlphaVersion)
-	v, err := gce.c.AlphaForwardingRules().List(context.Background(), region, filter.None)
+	v, err := gce.c.AlphaForwardingRules().List(ctx, region, filter.None)
 	return v, mc.Observe(err)
 }
 
 // CreateRegionForwardingRule creates and returns a
 // RegionalForwardingRule that points to the given BackendService
 func (gce *GCECloud) CreateRegionForwardingRule(rule *compute.ForwardingRule, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("create", region)
-	return mc.Observe(gce.c.ForwardingRules().Insert(context.Background(), meta.RegionalKey(rule.Name, region), rule))
+	return mc.Observe(gce.c.ForwardingRules().Insert(ctx, meta.RegionalKey(rule.Name, region), rule))
 }
 
 // CreateAlphaRegionForwardingRule creates and returns an Alpha
 // forwarding fule in the given region.
 func (gce *GCECloud) CreateAlphaRegionForwardingRule(rule *computealpha.ForwardingRule, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContextWithVersion("create", region, computeAlphaVersion)
-	return mc.Observe(gce.c.AlphaForwardingRules().Insert(context.Background(), meta.RegionalKey(rule.Name, region), rule))
+	return mc.Observe(gce.c.AlphaForwardingRules().Insert(ctx, meta.RegionalKey(rule.Name, region), rule))
 }
 
 // DeleteRegionForwardingRule deletes the RegionalForwardingRule by name & region.
 func (gce *GCECloud) DeleteRegionForwardingRule(name, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newForwardingRuleMetricContext("delete", region)
-	return mc.Observe(gce.c.ForwardingRules().Delete(context.Background(), meta.RegionalKey(name, region)))
+	return mc.Observe(gce.c.ForwardingRules().Delete(ctx, meta.RegionalKey(name, region)))
 }
 
 // TODO(#51665): retire this function once Network Tiers becomes Beta in GCP.

pkg/cloudprovider/providers/gce/gce_healthchecks.go

@@ -17,14 +17,13 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	"github.com/golang/glog"
 
 	computealpha "google.golang.org/api/compute/v0.alpha"
 	compute "google.golang.org/api/compute/v1"
 
 	"k8s.io/api/core/v1"
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 	"k8s.io/kubernetes/pkg/master/ports"
@@ -58,33 +57,48 @@ func newHealthcheckMetricContextWithVersion(request, version string) *metricCont
 
 // GetHttpHealthCheck returns the given HttpHealthCheck by name.
 func (gce *GCECloud) GetHttpHealthCheck(name string) (*compute.HttpHealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("get_legacy")
-	v, err := gce.c.HttpHealthChecks().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.HttpHealthChecks().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // UpdateHttpHealthCheck applies the given HttpHealthCheck as an update.
 func (gce *GCECloud) UpdateHttpHealthCheck(hc *compute.HttpHealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("update_legacy")
-	return mc.Observe(gce.c.HttpHealthChecks().Update(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.HttpHealthChecks().Update(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // DeleteHttpHealthCheck deletes the given HttpHealthCheck by name.
 func (gce *GCECloud) DeleteHttpHealthCheck(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("delete_legacy")
-	return mc.Observe(gce.c.HttpHealthChecks().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.HttpHealthChecks().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // CreateHttpHealthCheck creates the given HttpHealthCheck.
 func (gce *GCECloud) CreateHttpHealthCheck(hc *compute.HttpHealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("create_legacy")
-	return mc.Observe(gce.c.HttpHealthChecks().Insert(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.HttpHealthChecks().Insert(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // ListHttpHealthChecks lists all HttpHealthChecks in the project.
 func (gce *GCECloud) ListHttpHealthChecks() ([]*compute.HttpHealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("list_legacy")
-	v, err := gce.c.HttpHealthChecks().List(context.Background(), filter.None)
+	v, err := gce.c.HttpHealthChecks().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }
 
@@ -92,33 +106,48 @@ func (gce *GCECloud) ListHttpHealthChecks() ([]*compute.HttpHealthCheck, error)
 
 // GetHttpsHealthCheck returns the given HttpsHealthCheck by name.
 func (gce *GCECloud) GetHttpsHealthCheck(name string) (*compute.HttpsHealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("get_legacy")
-	v, err := gce.c.HttpsHealthChecks().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.HttpsHealthChecks().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // UpdateHttpsHealthCheck applies the given HttpsHealthCheck as an update.
 func (gce *GCECloud) UpdateHttpsHealthCheck(hc *compute.HttpsHealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("update_legacy")
-	return mc.Observe(gce.c.HttpsHealthChecks().Update(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.HttpsHealthChecks().Update(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // DeleteHttpsHealthCheck deletes the given HttpsHealthCheck by name.
 func (gce *GCECloud) DeleteHttpsHealthCheck(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("delete_legacy")
-	return mc.Observe(gce.c.HttpsHealthChecks().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.HttpsHealthChecks().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // CreateHttpsHealthCheck creates the given HttpsHealthCheck.
 func (gce *GCECloud) CreateHttpsHealthCheck(hc *compute.HttpsHealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("create_legacy")
-	return mc.Observe(gce.c.HttpsHealthChecks().Insert(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.HttpsHealthChecks().Insert(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // ListHttpsHealthChecks lists all HttpsHealthChecks in the project.
 func (gce *GCECloud) ListHttpsHealthChecks() ([]*compute.HttpsHealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("list_legacy")
-	v, err := gce.c.HttpsHealthChecks().List(context.Background(), filter.None)
+	v, err := gce.c.HttpsHealthChecks().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }
 
@@ -126,52 +155,76 @@ func (gce *GCECloud) ListHttpsHealthChecks() ([]*compute.HttpsHealthCheck, error
 
 // GetHealthCheck returns the given HealthCheck by name.
 func (gce *GCECloud) GetHealthCheck(name string) (*compute.HealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("get")
-	v, err := gce.c.HealthChecks().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.HealthChecks().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // GetAlphaHealthCheck returns the given alpha HealthCheck by name.
 func (gce *GCECloud) GetAlphaHealthCheck(name string) (*computealpha.HealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContextWithVersion("get", computeAlphaVersion)
-	v, err := gce.c.AlphaHealthChecks().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.AlphaHealthChecks().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // UpdateHealthCheck applies the given HealthCheck as an update.
 func (gce *GCECloud) UpdateHealthCheck(hc *compute.HealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("update")
-	return mc.Observe(gce.c.HealthChecks().Update(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.HealthChecks().Update(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // UpdateAlphaHealthCheck applies the given alpha HealthCheck as an update.
 func (gce *GCECloud) UpdateAlphaHealthCheck(hc *computealpha.HealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContextWithVersion("update", computeAlphaVersion)
-	return mc.Observe(gce.c.AlphaHealthChecks().Update(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.AlphaHealthChecks().Update(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // DeleteHealthCheck deletes the given HealthCheck by name.
 func (gce *GCECloud) DeleteHealthCheck(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("delete")
-	return mc.Observe(gce.c.HealthChecks().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.HealthChecks().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // CreateHealthCheck creates the given HealthCheck.
 func (gce *GCECloud) CreateHealthCheck(hc *compute.HealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("create")
-	return mc.Observe(gce.c.HealthChecks().Insert(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.HealthChecks().Insert(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // CreateAlphaHealthCheck creates the given alpha HealthCheck.
 func (gce *GCECloud) CreateAlphaHealthCheck(hc *computealpha.HealthCheck) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContextWithVersion("create", computeAlphaVersion)
-	return mc.Observe(gce.c.AlphaHealthChecks().Insert(context.Background(), meta.GlobalKey(hc.Name), hc))
+	return mc.Observe(gce.c.AlphaHealthChecks().Insert(ctx, meta.GlobalKey(hc.Name), hc))
 }
 
 // ListHealthChecks lists all HealthCheck in the project.
 func (gce *GCECloud) ListHealthChecks() ([]*compute.HealthCheck, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newHealthcheckMetricContext("list")
-	v, err := gce.c.HealthChecks().List(context.Background(), filter.None)
+	v, err := gce.c.HealthChecks().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }
 

pkg/cloudprovider/providers/gce/gce_instancegroup.go

@@ -17,10 +17,9 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -32,36 +31,51 @@ func newInstanceGroupMetricContext(request string, zone string) *metricContext {
 // CreateInstanceGroup creates an instance group with the given
 // instances. It is the callers responsibility to add named ports.
 func (gce *GCECloud) CreateInstanceGroup(ig *compute.InstanceGroup, zone string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("create", zone)
-	return mc.Observe(gce.c.InstanceGroups().Insert(context.Background(), meta.ZonalKey(ig.Name, zone), ig))
+	return mc.Observe(gce.c.InstanceGroups().Insert(ctx, meta.ZonalKey(ig.Name, zone), ig))
 }
 
 // DeleteInstanceGroup deletes an instance group.
 func (gce *GCECloud) DeleteInstanceGroup(name string, zone string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("delete", zone)
-	return mc.Observe(gce.c.InstanceGroups().Delete(context.Background(), meta.ZonalKey(name, zone)))
+	return mc.Observe(gce.c.InstanceGroups().Delete(ctx, meta.ZonalKey(name, zone)))
 }
 
 // ListInstanceGroups lists all InstanceGroups in the project and
 // zone.
 func (gce *GCECloud) ListInstanceGroups(zone string) ([]*compute.InstanceGroup, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("list", zone)
-	v, err := gce.c.InstanceGroups().List(context.Background(), zone, filter.None)
+	v, err := gce.c.InstanceGroups().List(ctx, zone, filter.None)
 	return v, mc.Observe(err)
 }
 
 // ListInstancesInInstanceGroup lists all the instances in a given
 // instance group and state.
 func (gce *GCECloud) ListInstancesInInstanceGroup(name string, zone string, state string) ([]*compute.InstanceWithNamedPorts, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("list_instances", zone)
 	req := &compute.InstanceGroupsListInstancesRequest{InstanceState: state}
-	v, err := gce.c.InstanceGroups().ListInstances(context.Background(), meta.ZonalKey(name, zone), req, filter.None)
+	v, err := gce.c.InstanceGroups().ListInstances(ctx, meta.ZonalKey(name, zone), req, filter.None)
 	return v, mc.Observe(err)
 }
 
 // AddInstancesToInstanceGroup adds the given instances to the given
 // instance group.
 func (gce *GCECloud) AddInstancesToInstanceGroup(name string, zone string, instanceRefs []*compute.InstanceReference) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("add_instances", zone)
 	// TODO: should cull operation above this layer.
 	if len(instanceRefs) == 0 {
@@ -70,12 +84,15 @@ func (gce *GCECloud) AddInstancesToInstanceGroup(name string, zone string, insta
 	req := &compute.InstanceGroupsAddInstancesRequest{
 		Instances: instanceRefs,
 	}
-	return mc.Observe(gce.c.InstanceGroups().AddInstances(context.Background(), meta.ZonalKey(name, zone), req))
+	return mc.Observe(gce.c.InstanceGroups().AddInstances(ctx, meta.ZonalKey(name, zone), req))
 }
 
 // RemoveInstancesFromInstanceGroup removes the given instances from
 // the instance group.
 func (gce *GCECloud) RemoveInstancesFromInstanceGroup(name string, zone string, instanceRefs []*compute.InstanceReference) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("remove_instances", zone)
 	// TODO: should cull operation above this layer.
 	if len(instanceRefs) == 0 {
@@ -84,19 +101,25 @@ func (gce *GCECloud) RemoveInstancesFromInstanceGroup(name string, zone string,
 	req := &compute.InstanceGroupsRemoveInstancesRequest{
 		Instances: instanceRefs,
 	}
-	return mc.Observe(gce.c.InstanceGroups().RemoveInstances(context.Background(), meta.ZonalKey(name, zone), req))
+	return mc.Observe(gce.c.InstanceGroups().RemoveInstances(ctx, meta.ZonalKey(name, zone), req))
 }
 
 // SetNamedPortsOfInstanceGroup sets the list of named ports on a given instance group
 func (gce *GCECloud) SetNamedPortsOfInstanceGroup(igName, zone string, namedPorts []*compute.NamedPort) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("set_namedports", zone)
 	req := &compute.InstanceGroupsSetNamedPortsRequest{NamedPorts: namedPorts}
-	return mc.Observe(gce.c.InstanceGroups().SetNamedPorts(context.Background(), meta.ZonalKey(igName, zone), req))
+	return mc.Observe(gce.c.InstanceGroups().SetNamedPorts(ctx, meta.ZonalKey(igName, zone), req))
 }
 
 // GetInstanceGroup returns an instance group by name.
 func (gce *GCECloud) GetInstanceGroup(name string, zone string) (*compute.InstanceGroup, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstanceGroupMetricContext("get", zone)
-	v, err := gce.c.InstanceGroups().Get(context.Background(), meta.ZonalKey(name, zone))
+	v, err := gce.c.InstanceGroups().Get(ctx, meta.ZonalKey(name, zone))
 	return v, mc.Observe(err)
 }

pkg/cloudprovider/providers/gce/gce_instances.go

@@ -35,6 +35,7 @@ import (
 	"k8s.io/apimachinery/pkg/util/sets"
 	"k8s.io/apimachinery/pkg/util/wait"
 	"k8s.io/kubernetes/pkg/cloudprovider"
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 	kubeletapis "k8s.io/kubernetes/pkg/kubelet/apis"
@@ -100,12 +101,15 @@ func (gce *GCECloud) NodeAddresses(_ context.Context, _ types.NodeName) ([]v1.No
 // 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 (gce *GCECloud) NodeAddressesByProviderID(ctx context.Context, providerID string) ([]v1.NodeAddress, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	_, zone, name, err := splitProviderID(providerID)
 	if err != nil {
 		return []v1.NodeAddress{}, err
 	}
 
-	instance, err := gce.c.Instances().Get(context.Background(), meta.ZonalKey(canonicalizeInstanceName(name), zone))
+	instance, err := gce.c.Instances().Get(ctx, meta.ZonalKey(canonicalizeInstanceName(name), zone))
 	if err != nil {
 		return []v1.NodeAddress{}, fmt.Errorf("error while querying for providerID %q: %v", providerID, err)
 	}
@@ -229,8 +233,11 @@ func (gce *GCECloud) InstanceType(ctx context.Context, nodeName types.NodeName)
 }
 
 func (gce *GCECloud) AddSSHKeyToAllInstances(ctx context.Context, user string, keyData []byte) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	return wait.Poll(2*time.Second, 30*time.Second, func() (bool, error) {
-		project, err := gce.c.Projects().Get(context.Background(), gce.projectID)
+		project, err := gce.c.Projects().Get(ctx, gce.projectID)
 		if err != nil {
 			glog.Errorf("Could not get project: %v", err)
 			return false, nil
@@ -261,7 +268,7 @@ func (gce *GCECloud) AddSSHKeyToAllInstances(ctx context.Context, user string, k
 		}
 
 		mc := newInstancesMetricContext("add_ssh_key", "")
-		err = gce.c.Projects().SetCommonInstanceMetadata(context.Background(), gce.projectID, project.CommonInstanceMetadata)
+		err = gce.c.Projects().SetCommonInstanceMetadata(ctx, gce.projectID, project.CommonInstanceMetadata)
 		mc.Observe(err)
 
 		if err != nil {
@@ -301,9 +308,12 @@ func (gce *GCECloud) GetAllCurrentZones() (sets.String, error) {
 //
 // TODO: this should be removed from the cloud provider.
 func (gce *GCECloud) GetAllZonesFromCloudProvider() (sets.String, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	zones := sets.NewString()
 	for _, zone := range gce.managedZones {
-		instances, err := gce.c.Instances().List(context.Background(), zone, filter.None)
+		instances, err := gce.c.Instances().List(ctx, zone, filter.None)
 		if err != nil {
 			return sets.NewString(), err
 		}
@@ -316,15 +326,21 @@ func (gce *GCECloud) GetAllZonesFromCloudProvider() (sets.String, error) {
 
 // InsertInstance creates a new instance on GCP
 func (gce *GCECloud) InsertInstance(project string, zone string, i *compute.Instance) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newInstancesMetricContext("create", zone)
-	return mc.Observe(gce.c.Instances().Insert(context.Background(), meta.ZonalKey(i.Name, zone), i))
+	return mc.Observe(gce.c.Instances().Insert(ctx, meta.ZonalKey(i.Name, zone), i))
 }
 
 // ListInstanceNames returns a string of instance names separated by spaces.
 // This method should only be used for e2e testing.
 // TODO: remove this method.
 func (gce *GCECloud) ListInstanceNames(project, zone string) (string, error) {
-	l, err := gce.c.Instances().List(context.Background(), zone, filter.None)
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
+	l, err := gce.c.Instances().List(ctx, zone, filter.None)
 	if err != nil {
 		return "", err
 	}
@@ -337,7 +353,10 @@ func (gce *GCECloud) ListInstanceNames(project, zone string) (string, error) {
 
 // DeleteInstance deletes an instance specified by project, zone, and name
 func (gce *GCECloud) DeleteInstance(project, zone, name string) error {
-	return gce.c.Instances().Delete(context.Background(), meta.ZonalKey(name, zone))
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
+	return gce.c.Instances().Delete(ctx, meta.ZonalKey(name, zone))
 }
 
 // Implementation of Instances.CurrentNodeName
@@ -349,6 +368,9 @@ func (gce *GCECloud) CurrentNodeName(ctx context.Context, hostname string) (type
 // `node` for allocation to pods. Returns a list of the form
 // "<ip>/<netmask>".
 func (gce *GCECloud) AliasRanges(nodeName types.NodeName) (cidrs []string, err error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	var instance *gceInstance
 	instance, err = gce.getInstanceByName(mapNodeNameToInstanceName(nodeName))
 	if err != nil {
@@ -356,7 +378,7 @@ func (gce *GCECloud) AliasRanges(nodeName types.NodeName) (cidrs []string, err e
 	}
 
 	var res *computebeta.Instance
-	res, err = gce.c.BetaInstances().Get(context.Background(), meta.ZonalKey(instance.Name, lastComponent(instance.Zone)))
+	res, err = gce.c.BetaInstances().Get(ctx, meta.ZonalKey(instance.Name, lastComponent(instance.Zone)))
 	if err != nil {
 		return
 	}
@@ -372,12 +394,14 @@ func (gce *GCECloud) AliasRanges(nodeName types.NodeName) (cidrs []string, err e
 // AddAliasToInstance adds an alias to the given instance from the named
 // secondary range.
 func (gce *GCECloud) AddAliasToInstance(nodeName types.NodeName, alias *net.IPNet) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
 
 	v1instance, err := gce.getInstanceByName(mapNodeNameToInstanceName(nodeName))
 	if err != nil {
 		return err
 	}
-	instance, err := gce.c.BetaInstances().Get(context.Background(), meta.ZonalKey(v1instance.Name, lastComponent(v1instance.Zone)))
+	instance, err := gce.c.BetaInstances().Get(ctx, meta.ZonalKey(v1instance.Name, lastComponent(v1instance.Zone)))
 	if err != nil {
 		return err
 	}
@@ -400,13 +424,16 @@ func (gce *GCECloud) AddAliasToInstance(nodeName types.NodeName, alias *net.IPNe
 	})
 
 	mc := newInstancesMetricContext("add_alias", v1instance.Zone)
-	err = gce.c.BetaInstances().UpdateNetworkInterface(context.Background(), meta.ZonalKey(instance.Name, lastComponent(instance.Zone)), iface.Name, iface)
+	err = gce.c.BetaInstances().UpdateNetworkInterface(ctx, meta.ZonalKey(instance.Name, lastComponent(instance.Zone)), iface.Name, iface)
 	return mc.Observe(err)
 }
 
 // Gets the named instances, returning cloudprovider.InstanceNotFound if any
 // instance is not found
 func (gce *GCECloud) getInstancesByNames(names []string) ([]*gceInstance, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	found := map[string]*gceInstance{}
 	remaining := len(names)
 
@@ -424,7 +451,7 @@ func (gce *GCECloud) getInstancesByNames(names []string) ([]*gceInstance, error)
 		if remaining == 0 {
 			break
 		}
-		instances, err := gce.c.Instances().List(context.Background(), zone, filter.Regexp("name", nodeInstancePrefix+".*"))
+		instances, err := gce.c.Instances().List(ctx, zone, filter.Regexp("name", nodeInstancePrefix+".*"))
 		if err != nil {
 			return nil, err
 		}
@@ -488,9 +515,12 @@ func (gce *GCECloud) getInstanceByName(name string) (*gceInstance, error) {
 }
 
 func (gce *GCECloud) getInstanceFromProjectInZoneByName(project, zone, name string) (*gceInstance, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	name = canonicalizeInstanceName(name)
 	mc := newInstancesMetricContext("get", zone)
-	res, err := gce.c.Instances().Get(context.Background(), meta.ZonalKey(name, zone))
+	res, err := gce.c.Instances().Get(ctx, meta.ZonalKey(name, zone))
 	mc.Observe(err)
 	if err != nil {
 		return nil, err
@@ -557,6 +587,9 @@ func (gce *GCECloud) isCurrentInstance(instanceID string) bool {
 // format of the host names in the cluster. Only use it as a fallback if
 // gce.nodeTags is unspecified
 func (gce *GCECloud) computeHostTags(hosts []*gceInstance) ([]string, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	// TODO: We could store the tags in gceInstance, so we could have already fetched it
 	hostNamesByZone := make(map[string]map[string]bool) // map of zones -> map of names -> bool (for easy lookup)
 	nodeInstancePrefix := gce.nodeInstancePrefix
@@ -581,7 +614,7 @@ func (gce *GCECloud) computeHostTags(hosts []*gceInstance) ([]string, error) {
 		filt = filter.Regexp("name", nodeInstancePrefix+".*")
 	}
 	for zone, hostNames := range hostNamesByZone {
-		instances, err := gce.c.Instances().List(context.Background(), zone, filt)
+		instances, err := gce.c.Instances().List(ctx, zone, filt)
 		if err != nil {
 			return nil, err
 		}

pkg/cloudprovider/providers/gce/gce_networkendpointgroup.go

@@ -17,12 +17,12 @@ limitations under the License.
 package gce
 
 import (
-	"context"
 	"fmt"
 	"strings"
 
 	computealpha "google.golang.org/api/compute/v0.alpha"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -37,31 +37,40 @@ func newNetworkEndpointGroupMetricContext(request string, zone string) *metricCo
 }
 
 func (gce *GCECloud) GetNetworkEndpointGroup(name string, zone string) (*computealpha.NetworkEndpointGroup, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newNetworkEndpointGroupMetricContext("get", zone)
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return nil, mc.Observe(err)
 	}
-	v, err := gce.c.AlphaNetworkEndpointGroups().Get(context.Background(), meta.ZonalKey(name, zone))
+	v, err := gce.c.AlphaNetworkEndpointGroups().Get(ctx, meta.ZonalKey(name, zone))
 	return v, mc.Observe(err)
 }
 
 func (gce *GCECloud) ListNetworkEndpointGroup(zone string) ([]*computealpha.NetworkEndpointGroup, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newNetworkEndpointGroupMetricContext("list", zone)
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return nil, mc.Observe(err)
 	}
-	negs, err := gce.c.AlphaNetworkEndpointGroups().List(context.Background(), zone, filter.None)
+	negs, err := gce.c.AlphaNetworkEndpointGroups().List(ctx, zone, filter.None)
 	return negs, mc.Observe(err)
 }
 
 // AggregatedListNetworkEndpointGroup returns a map of zone -> endpoint group.
 func (gce *GCECloud) AggregatedListNetworkEndpointGroup() (map[string][]*computealpha.NetworkEndpointGroup, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newNetworkEndpointGroupMetricContext("aggregated_list", "")
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return nil, mc.Observe(err)
 	}
 	// TODO: filter for the region the cluster is in.
-	all, err := gce.c.AlphaNetworkEndpointGroups().AggregatedList(context.Background(), filter.None)
+	all, err := gce.c.AlphaNetworkEndpointGroups().AggregatedList(ctx, filter.None)
 	if err != nil {
 		return nil, mc.Observe(err)
 	}
@@ -79,22 +88,31 @@ func (gce *GCECloud) AggregatedListNetworkEndpointGroup() (map[string][]*compute
 }
 
 func (gce *GCECloud) CreateNetworkEndpointGroup(neg *computealpha.NetworkEndpointGroup, zone string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return err
 	}
 	mc := newNetworkEndpointGroupMetricContext("create", zone)
-	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().Insert(context.Background(), meta.ZonalKey(neg.Name, zone), neg))
+	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().Insert(ctx, meta.ZonalKey(neg.Name, zone), neg))
 }
 
 func (gce *GCECloud) DeleteNetworkEndpointGroup(name string, zone string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return err
 	}
 	mc := newNetworkEndpointGroupMetricContext("delete", zone)
-	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().Delete(context.Background(), meta.ZonalKey(name, zone)))
+	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().Delete(ctx, meta.ZonalKey(name, zone)))
 }
 
 func (gce *GCECloud) AttachNetworkEndpoints(name, zone string, endpoints []*computealpha.NetworkEndpoint) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newNetworkEndpointGroupMetricContext("attach", zone)
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return mc.Observe(err)
@@ -102,10 +120,13 @@ func (gce *GCECloud) AttachNetworkEndpoints(name, zone string, endpoints []*comp
 	req := &computealpha.NetworkEndpointGroupsAttachEndpointsRequest{
 		NetworkEndpoints: endpoints,
 	}
-	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().AttachNetworkEndpoints(context.Background(), meta.ZonalKey(name, zone), req))
+	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().AttachNetworkEndpoints(ctx, meta.ZonalKey(name, zone), req))
 }
 
 func (gce *GCECloud) DetachNetworkEndpoints(name, zone string, endpoints []*computealpha.NetworkEndpoint) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newNetworkEndpointGroupMetricContext("detach", zone)
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return mc.Observe(err)
@@ -113,10 +134,13 @@ func (gce *GCECloud) DetachNetworkEndpoints(name, zone string, endpoints []*comp
 	req := &computealpha.NetworkEndpointGroupsDetachEndpointsRequest{
 		NetworkEndpoints: endpoints,
 	}
-	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().DetachNetworkEndpoints(context.Background(), meta.ZonalKey(name, zone), req))
+	return mc.Observe(gce.c.AlphaNetworkEndpointGroups().DetachNetworkEndpoints(ctx, meta.ZonalKey(name, zone), req))
 }
 
 func (gce *GCECloud) ListNetworkEndpoints(name, zone string, showHealthStatus bool) ([]*computealpha.NetworkEndpointWithHealthStatus, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newNetworkEndpointGroupMetricContext("list_networkendpoints", zone)
 	if err := gce.alphaFeatureEnabled(AlphaFeatureNetworkEndpointGroup); err != nil {
 		return nil, mc.Observe(err)
@@ -128,6 +152,6 @@ func (gce *GCECloud) ListNetworkEndpoints(name, zone string, showHealthStatus bo
 	req := &computealpha.NetworkEndpointGroupsListEndpointsRequest{
 		HealthStatus: healthStatus,
 	}
-	l, err := gce.c.AlphaNetworkEndpointGroups().ListNetworkEndpoints(context.Background(), meta.ZonalKey(name, zone), req, filter.None)
+	l, err := gce.c.AlphaNetworkEndpointGroups().ListNetworkEndpoints(ctx, meta.ZonalKey(name, zone), req, filter.None)
 	return l, mc.Observe(err)
 }

pkg/cloudprovider/providers/gce/gce_routes.go

@@ -27,6 +27,7 @@ import (
 	"k8s.io/apimachinery/pkg/types"
 
 	"k8s.io/kubernetes/pkg/cloudprovider"
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -37,10 +38,13 @@ func newRoutesMetricContext(request string) *metricContext {
 
 // ListRoutes in the cloud environment.
 func (gce *GCECloud) ListRoutes(ctx context.Context, clusterName string) ([]*cloudprovider.Route, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newRoutesMetricContext("list")
 	prefix := truncateClusterName(clusterName)
 	f := filter.Regexp("name", prefix+"-.*").AndRegexp("network", gce.NetworkURL()).AndRegexp("description", k8sNodeRouteTag)
-	routes, err := gce.c.Routes().List(context.Background(), f)
+	routes, err := gce.c.Routes().List(ctx, f)
 	if err != nil {
 		return nil, mc.Observe(err)
 	}
@@ -60,6 +64,9 @@ func (gce *GCECloud) ListRoutes(ctx context.Context, clusterName string) ([]*clo
 
 // CreateRoute in the cloud environment.
 func (gce *GCECloud) CreateRoute(ctx context.Context, clusterName string, nameHint string, route *cloudprovider.Route) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newRoutesMetricContext("create")
 
 	targetInstance, err := gce.getInstanceByName(mapNodeNameToInstanceName(route.TargetNode))
@@ -74,7 +81,7 @@ func (gce *GCECloud) CreateRoute(ctx context.Context, clusterName string, nameHi
 		Priority:        1000,
 		Description:     k8sNodeRouteTag,
 	}
-	err = gce.c.Routes().Insert(context.Background(), meta.GlobalKey(cr.Name), cr)
+	err = gce.c.Routes().Insert(ctx, meta.GlobalKey(cr.Name), cr)
 	if isHTTPErrorCode(err, http.StatusConflict) {
 		glog.Infof("Route %q already exists.", cr.Name)
 		err = nil
@@ -84,8 +91,11 @@ func (gce *GCECloud) CreateRoute(ctx context.Context, clusterName string, nameHi
 
 // DeleteRoute from the cloud environment.
 func (gce *GCECloud) DeleteRoute(ctx context.Context, clusterName string, route *cloudprovider.Route) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newRoutesMetricContext("delete")
-	return mc.Observe(gce.c.Routes().Delete(context.Background(), meta.GlobalKey(route.Name)))
+	return mc.Observe(gce.c.Routes().Delete(ctx, meta.GlobalKey(route.Name)))
 }
 
 func truncateClusterName(clusterName string) string {

pkg/cloudprovider/providers/gce/gce_targetpool.go

@@ -17,10 +17,9 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
 
@@ -30,37 +29,52 @@ func newTargetPoolMetricContext(request, region string) *metricContext {
 
 // GetTargetPool returns the TargetPool by name.
 func (gce *GCECloud) GetTargetPool(name, region string) (*compute.TargetPool, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetPoolMetricContext("get", region)
-	v, err := gce.c.TargetPools().Get(context.Background(), meta.RegionalKey(name, region))
+	v, err := gce.c.TargetPools().Get(ctx, meta.RegionalKey(name, region))
 	return v, mc.Observe(err)
 }
 
 // CreateTargetPool creates the passed TargetPool
 func (gce *GCECloud) CreateTargetPool(tp *compute.TargetPool, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetPoolMetricContext("create", region)
-	return mc.Observe(gce.c.TargetPools().Insert(context.Background(), meta.RegionalKey(tp.Name, region), tp))
+	return mc.Observe(gce.c.TargetPools().Insert(ctx, meta.RegionalKey(tp.Name, region), tp))
 }
 
 // DeleteTargetPool deletes TargetPool by name.
 func (gce *GCECloud) DeleteTargetPool(name, region string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetPoolMetricContext("delete", region)
-	return mc.Observe(gce.c.TargetPools().Delete(context.Background(), meta.RegionalKey(name, region)))
+	return mc.Observe(gce.c.TargetPools().Delete(ctx, meta.RegionalKey(name, region)))
 }
 
 // AddInstancesToTargetPool adds instances by link to the TargetPool
 func (gce *GCECloud) AddInstancesToTargetPool(name, region string, instanceRefs []*compute.InstanceReference) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	req := &compute.TargetPoolsAddInstanceRequest{
 		Instances: instanceRefs,
 	}
 	mc := newTargetPoolMetricContext("add_instances", region)
-	return mc.Observe(gce.c.TargetPools().AddInstance(context.Background(), meta.RegionalKey(name, region), req))
+	return mc.Observe(gce.c.TargetPools().AddInstance(ctx, meta.RegionalKey(name, region), req))
 }
 
 // RemoveInstancesFromTargetPool removes instances by link to the TargetPool
 func (gce *GCECloud) RemoveInstancesFromTargetPool(name, region string, instanceRefs []*compute.InstanceReference) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	req := &compute.TargetPoolsRemoveInstanceRequest{
 		Instances: instanceRefs,
 	}
 	mc := newTargetPoolMetricContext("remove_instances", region)
-	return mc.Observe(gce.c.TargetPools().RemoveInstance(context.Background(), meta.RegionalKey(name, region), req))
+	return mc.Observe(gce.c.TargetPools().RemoveInstance(ctx, meta.RegionalKey(name, region), req))
 }

pkg/cloudprovider/providers/gce/gce_targetproxy.go

@@ -17,10 +17,9 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -31,34 +30,49 @@ func newTargetProxyMetricContext(request string) *metricContext {
 
 // GetTargetHttpProxy returns the UrlMap by name.
 func (gce *GCECloud) GetTargetHttpProxy(name string) (*compute.TargetHttpProxy, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("get")
-	v, err := gce.c.TargetHttpProxies().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.TargetHttpProxies().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // CreateTargetHttpProxy creates a TargetHttpProxy
 func (gce *GCECloud) CreateTargetHttpProxy(proxy *compute.TargetHttpProxy) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("create")
-	return mc.Observe(gce.c.TargetHttpProxies().Insert(context.Background(), meta.GlobalKey(proxy.Name), proxy))
+	return mc.Observe(gce.c.TargetHttpProxies().Insert(ctx, meta.GlobalKey(proxy.Name), proxy))
 }
 
 // SetUrlMapForTargetHttpProxy sets the given UrlMap for the given TargetHttpProxy.
 func (gce *GCECloud) SetUrlMapForTargetHttpProxy(proxy *compute.TargetHttpProxy, urlMap *compute.UrlMap) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	ref := &compute.UrlMapReference{UrlMap: urlMap.SelfLink}
 	mc := newTargetProxyMetricContext("set_url_map")
-	return mc.Observe(gce.c.TargetHttpProxies().SetUrlMap(context.Background(), meta.GlobalKey(proxy.Name), ref))
+	return mc.Observe(gce.c.TargetHttpProxies().SetUrlMap(ctx, meta.GlobalKey(proxy.Name), ref))
 }
 
 // DeleteTargetHttpProxy deletes the TargetHttpProxy by name.
 func (gce *GCECloud) DeleteTargetHttpProxy(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("delete")
-	return mc.Observe(gce.c.TargetHttpProxies().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.TargetHttpProxies().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // ListTargetHttpProxies lists all TargetHttpProxies in the project.
 func (gce *GCECloud) ListTargetHttpProxies() ([]*compute.TargetHttpProxy, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("list")
-	v, err := gce.c.TargetHttpProxies().List(context.Background(), filter.None)
+	v, err := gce.c.TargetHttpProxies().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }
 
@@ -66,42 +80,60 @@ func (gce *GCECloud) ListTargetHttpProxies() ([]*compute.TargetHttpProxy, error)
 
 // GetTargetHttpsProxy returns the UrlMap by name.
 func (gce *GCECloud) GetTargetHttpsProxy(name string) (*compute.TargetHttpsProxy, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("get")
-	v, err := gce.c.TargetHttpsProxies().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.TargetHttpsProxies().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // CreateTargetHttpsProxy creates a TargetHttpsProxy
 func (gce *GCECloud) CreateTargetHttpsProxy(proxy *compute.TargetHttpsProxy) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("create")
-	return mc.Observe(gce.c.TargetHttpsProxies().Insert(context.Background(), meta.GlobalKey(proxy.Name), proxy))
+	return mc.Observe(gce.c.TargetHttpsProxies().Insert(ctx, meta.GlobalKey(proxy.Name), proxy))
 }
 
 // SetUrlMapForTargetHttpsProxy sets the given UrlMap for the given TargetHttpsProxy.
 func (gce *GCECloud) SetUrlMapForTargetHttpsProxy(proxy *compute.TargetHttpsProxy, urlMap *compute.UrlMap) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("set_url_map")
 	ref := &compute.UrlMapReference{UrlMap: urlMap.SelfLink}
-	return mc.Observe(gce.c.TargetHttpsProxies().SetUrlMap(context.Background(), meta.GlobalKey(proxy.Name), ref))
+	return mc.Observe(gce.c.TargetHttpsProxies().SetUrlMap(ctx, meta.GlobalKey(proxy.Name), ref))
 }
 
 // SetSslCertificateForTargetHttpsProxy sets the given SslCertificate for the given TargetHttpsProxy.
 func (gce *GCECloud) SetSslCertificateForTargetHttpsProxy(proxy *compute.TargetHttpsProxy, sslCert *compute.SslCertificate) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("set_ssl_cert")
 	req := &compute.TargetHttpsProxiesSetSslCertificatesRequest{
 		SslCertificates: []string{sslCert.SelfLink},
 	}
-	return mc.Observe(gce.c.TargetHttpsProxies().SetSslCertificates(context.Background(), meta.GlobalKey(proxy.Name), req))
+	return mc.Observe(gce.c.TargetHttpsProxies().SetSslCertificates(ctx, meta.GlobalKey(proxy.Name), req))
 }
 
 // DeleteTargetHttpsProxy deletes the TargetHttpsProxy by name.
 func (gce *GCECloud) DeleteTargetHttpsProxy(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("delete")
-	return mc.Observe(gce.c.TargetHttpsProxies().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.TargetHttpsProxies().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // ListTargetHttpsProxies lists all TargetHttpsProxies in the project.
 func (gce *GCECloud) ListTargetHttpsProxies() ([]*compute.TargetHttpsProxy, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newTargetProxyMetricContext("list")
-	v, err := gce.c.TargetHttpsProxies().List(context.Background(), filter.None)
+	v, err := gce.c.TargetHttpsProxies().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }

pkg/cloudprovider/providers/gce/gce_urlmap.go

@@ -17,10 +17,9 @@ limitations under the License.
 package gce
 
 import (
-	"context"
-
 	compute "google.golang.org/api/compute/v1"
 
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/meta"
 )
@@ -31,32 +30,47 @@ func newUrlMapMetricContext(request string) *metricContext {
 
 // GetUrlMap returns the UrlMap by name.
 func (gce *GCECloud) GetUrlMap(name string) (*compute.UrlMap, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newUrlMapMetricContext("get")
-	v, err := gce.c.UrlMaps().Get(context.Background(), meta.GlobalKey(name))
+	v, err := gce.c.UrlMaps().Get(ctx, meta.GlobalKey(name))
 	return v, mc.Observe(err)
 }
 
 // CreateUrlMap creates a url map
 func (gce *GCECloud) CreateUrlMap(urlMap *compute.UrlMap) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newUrlMapMetricContext("create")
-	return mc.Observe(gce.c.UrlMaps().Insert(context.Background(), meta.GlobalKey(urlMap.Name), urlMap))
+	return mc.Observe(gce.c.UrlMaps().Insert(ctx, meta.GlobalKey(urlMap.Name), urlMap))
 }
 
 // UpdateUrlMap applies the given UrlMap as an update
 func (gce *GCECloud) UpdateUrlMap(urlMap *compute.UrlMap) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newUrlMapMetricContext("update")
-	return mc.Observe(gce.c.UrlMaps().Update(context.Background(), meta.GlobalKey(urlMap.Name), urlMap))
+	return mc.Observe(gce.c.UrlMaps().Update(ctx, meta.GlobalKey(urlMap.Name), urlMap))
 }
 
 // DeleteUrlMap deletes a url map by name.
 func (gce *GCECloud) DeleteUrlMap(name string) error {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newUrlMapMetricContext("delete")
-	return mc.Observe(gce.c.UrlMaps().Delete(context.Background(), meta.GlobalKey(name)))
+	return mc.Observe(gce.c.UrlMaps().Delete(ctx, meta.GlobalKey(name)))
 }
 
 // ListUrlMaps lists all UrlMaps in the project.
 func (gce *GCECloud) ListUrlMaps() ([]*compute.UrlMap, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newUrlMapMetricContext("list")
-	v, err := gce.c.UrlMaps().List(context.Background(), filter.None)
+	v, err := gce.c.UrlMaps().List(ctx, filter.None)
 	return v, mc.Observe(err)
 }

pkg/cloudprovider/providers/gce/gce_zones.go

@@ -24,6 +24,7 @@ import (
 
 	"k8s.io/apimachinery/pkg/types"
 	"k8s.io/kubernetes/pkg/cloudprovider"
+	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud"
 	"k8s.io/kubernetes/pkg/cloudprovider/providers/gce/cloud/filter"
 )
 
@@ -72,8 +73,11 @@ func (gce *GCECloud) GetZoneByNodeName(ctx context.Context, nodeName types.NodeN
 
 // ListZonesInRegion returns all zones in a GCP region
 func (gce *GCECloud) ListZonesInRegion(region string) ([]*compute.Zone, error) {
+	ctx, cancel := cloud.ContextWithCallTimeout()
+	defer cancel()
+
 	mc := newZonesMetricContext("list", region)
-	list, err := gce.c.Zones().List(context.Background(), filter.Regexp("region", gce.getRegionLink(region)))
+	list, err := gce.c.Zones().List(ctx, filter.Regexp("region", gce.getRegionLink(region)))
 	if err != nil {
 		return nil, mc.Observe(err)
 	}