[improvement] : Limit post calls to /v4/linode/instances endpoint

Makefile

@@ -268,6 +268,7 @@ clean-release: clean-release-git
 clean-child-clusters: kubectl
 	$(KUBECTL) delete clusters -A --all --timeout=180s
 	$(KUBECTL) delete linodevpc -A --all --timeout=60s
+	$(KUBECTL) delete linodefirewall -A --all --timeout=60s
 
 ## --------------------------------------
 ## Build Dependencies

clients/clients.go

@@ -4,6 +4,7 @@ import (
 	"context"
 
 	"github.com/akamai/AkamaiOPEN-edgegrid-golang/v8/pkg/dns"
+	"github.com/go-resty/resty/v2"
 	"github.com/linode/linodego"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 )
@@ -20,6 +21,8 @@ type LinodeClient interface {
 	LinodePlacementGroupClient
 	LinodeFirewallClient
 	LinodeTokenClient
+
+	OnAfterResponse(m func(response *resty.Response) error)
 }
 
 type AkamClient interface {

cloud/scope/common.go

@@ -2,8 +2,10 @@ package scope
 
 import (
 	"context"
+	"crypto/sha256"
 	"crypto/tls"
 	"crypto/x509"
+	"encoding/hex"
 	"errors"
 	"fmt"
 	"net/http"
@@ -187,3 +189,9 @@ func toFinalizer(obj client.Object) string {
 	}
 	return fmt.Sprintf("%s.%s/%s.%s", kind, group, namespace, name)
 }
+
+// GetHash returns sha256 hash of input string
+func GetHash(key string) string {
+	hash := sha256.Sum256([]byte(key))
+	return hex.EncodeToString(hash[:])
+}

cloud/scope/machine.go

@@ -29,6 +29,7 @@ type MachineScope struct {
 	PatchHelper   *patch.Helper
 	Cluster       *clusterv1.Cluster
 	Machine       *clusterv1.Machine
+	TokenHash     string
 	LinodeClient  LinodeClient
 	LinodeCluster *infrav1alpha2.LinodeCluster
 	LinodeMachine *infrav1alpha2.LinodeMachine
@@ -71,6 +72,7 @@ func NewMachineScope(ctx context.Context, linodeClientConfig ClientConfig, param
 		PatchHelper:   helper,
 		Cluster:       params.Cluster,
 		Machine:       params.Machine,
+		TokenHash:     GetHash(linodeClientConfig.Token),
 		LinodeClient:  linodeClient,
 		LinodeCluster: params.LinodeCluster,
 		LinodeMachine: params.LinodeMachine,
@@ -170,5 +172,6 @@ func (s *MachineScope) SetCredentialRefTokenForLinodeClients(ctx context.Context
 		return fmt.Errorf("credentials from secret ref: %w", err)
 	}
 	s.LinodeClient = s.LinodeClient.SetToken(string(apiToken))
+	s.TokenHash = GetHash(string(apiToken))
 	return nil
 }

config/manager/manager.yaml

@@ -113,10 +113,9 @@ spec:
           # More info: https://kubernetes.io/docs/concepts/configuration/manage-resources-containers/
           resources:
             limits:
-              cpu: 500m
-              memory: 128Mi
+              memory: 2Gi
             requests:
-              cpu: 10m
-              memory: 64Mi
+              cpu: 1000m
+              memory: 512Mi
       serviceAccountName: controller-manager
       terminationGracePeriodSeconds: 10

controller/linodemachine_controller.go

@@ -285,7 +285,12 @@
 		logger.Error(err, "Failed to create Linode machine InstanceCreateOptions")
 		return retryIfTransient(err)
 	}
-	linodeInstance, err := machineScope.LinodeClient.CreateInstance(ctx, *createOpts)
+
+	linodeInstance, err := createInstance(ctx, logger, machineScope, createOpts)
+	if errors.Is(err, util.ErrRateLimit) {
+		return ctrl.Result{RequeueAfter: reconciler.SecondaryLinodeTooManyPOSTRequestsErrorRetryDelay}, nil
+	}
+
 	if err != nil {
 		logger.Error(err, "Failed to create Linode machine instance")
 		if reconciler.RecordDecayingCondition(machineScope.LinodeMachine,
@@ -295,6 +300,7 @@
 		}
 		return retryIfTransient(err)
 	}
+
 	conditions.MarkTrue(machineScope.LinodeMachine, ConditionPreflightCreated)
 	// Set the provider ID since the instance is successfully created
 	machineScope.LinodeMachine.Spec.ProviderID = util.Pointer(fmt.Sprintf("linode://%d", linodeInstance.ID))

controller/linodemachine_controller_helpers.go

@@ -59,10 +59,21 @@
 	errNoPublicIPv6SLAACAddrs = errors.New("no public SLAAC address set")
 )
 
+func handleTooManyRequestsError(err error) (ctrl.Result, error) {
+	newErr := linodego.NewError(err)
+	if newErr.Response == nil {
+		return ctrl.Result{RequeueAfter: reconciler.DefaultLinodeTooManyRequestsErrorRetryDelay}, nil
+	}
+	if newErr.Response.Request.Method != http.MethodPost {
+		return ctrl.Result{RequeueAfter: reconciler.DefaultLinodeTooManyRequestsErrorRetryDelay}, nil
+	}
+	return ctrl.Result{RequeueAfter: reconciler.DefaultLinodeTooManyPOSTRequestsErrorRetryDelay}, nil
+}
+
 func retryIfTransient(err error) (ctrl.Result, error) {
 	if util.IsRetryableError(err) {
 		if linodego.ErrHasStatus(err, http.StatusTooManyRequests) {
-			return ctrl.Result{RequeueAfter: reconciler.DefaultLinodeTooManyRequestsErrorRetryDelay}, nil
+			return handleTooManyRequestsError(err)
 		}
 		return ctrl.Result{RequeueAfter: reconciler.DefaultMachineControllerRetryDelay}, nil
 	}
@@ -649,3 +660,19 @@
 
 	return configs[0], nil
 }
+
+// createInstance provisions linode instance after checking if the request will be within the rate-limits
+// Note: it takes a lock before checking for the rate limits and releases it after making request to linode API or when returning from function
+func createInstance(ctx context.Context, logger logr.Logger, machineScope *scope.MachineScope, createOpts *linodego.InstanceCreateOptions) (*linodego.Instance, error) {
+	ctr := util.GetPostReqCounter(machineScope.TokenHash)
+	ctr.Mu.Lock()
+	defer ctr.Mu.Unlock()
+
+	if ctr.IsPOSTLimitReached() {
+		logger.Info(fmt.Sprintf("Cannot make more POST requests as rate-limit is reached (%d per %v seconds). Waiting and retrying after %v seconds", reconciler.SecondaryPOSTRequestLimit, reconciler.SecondaryLinodeTooManyPOSTRequestsErrorRetryDelay, reconciler.SecondaryLinodeTooManyPOSTRequestsErrorRetryDelay))
+		return nil, util.ErrRateLimit
+	}
+
+	machineScope.LinodeClient.OnAfterResponse(ctr.ApiResponseRatelimitCounter)
+	return machineScope.LinodeClient.CreateInstance(ctx, *createOpts)
+}

controller/linodemachine_controller_test.go

@@ -157,6 +157,9 @@ var _ = Describe("create", Label("machine", "create"), func() {
 				IPv6:   "fd00::",
 				Status: linodego.InstanceOffline,
 			}, nil)
+		mockLinodeClient.EXPECT().
+			OnAfterResponse(gomock.Any()).
+			Return()
 		bootInst := mockLinodeClient.EXPECT().
 			BootInstance(ctx, 123, 0).
 			After(createInst).
@@ -240,6 +243,9 @@ var _ = Describe("create", Label("machine", "create"), func() {
 					time.Sleep(time.Microsecond)
 					return nil, errors.New("time is up")
 				})
+			mockLinodeClient.EXPECT().
+				OnAfterResponse(gomock.Any()).
+				Return()
 
 			mScope := scope.MachineScope{
 				Client:        k8sClient,
@@ -283,6 +289,9 @@ var _ = Describe("create", Label("machine", "create"), func() {
 				DoAndReturn(func(_, _ any) (*linodego.Instance, error) {
 					return nil, linodego.NewError(errors.New("context deadline exceeded"))
 				})
+			mockLinodeClient.EXPECT().
+				OnAfterResponse(gomock.Any()).
+				Return()
 			mScope := scope.MachineScope{
 				Client:        k8sClient,
 				LinodeClient:  mockLinodeClient,
@@ -324,6 +333,9 @@ var _ = Describe("create", Label("machine", "create"), func() {
 					IPv6:   "fd00::",
 					Status: linodego.InstanceOffline,
 				}, nil)
+			mockLinodeClient.EXPECT().
+				OnAfterResponse(gomock.Any()).
+				Return()
 			listInstConfs := mockLinodeClient.EXPECT().
 				ListInstanceConfigs(ctx, 123, gomock.Any()).
 				After(createInst).
@@ -475,6 +487,9 @@ var _ = Describe("create", Label("machine", "create"), func() {
 					IPv6:   "fd00::",
 					Status: linodego.InstanceOffline,
 				}, nil)
+			mockLinodeClient.EXPECT().
+				OnAfterResponse(gomock.Any()).
+				Return()
 			listInstConfs := mockLinodeClient.EXPECT().
 				ListInstanceConfigs(ctx, 123, gomock.Any()).
 				After(createInst).
@@ -729,6 +744,9 @@ var _ = Describe("createDNS", Label("machine", "createDNS"), func() {
 				IPv6:   "fd00::",
 				Status: linodego.InstanceOffline,
 			}, nil)
+		mockLinodeClient.EXPECT().
+			OnAfterResponse(gomock.Any()).
+			Return()
 		bootInst := mockLinodeClient.EXPECT().
 			BootInstance(ctx, 123, 0).
 			After(createInst).
@@ -924,6 +942,9 @@ var _ = Describe("machine-lifecycle", Ordered, Label("machine", "machine-lifecyc
 						mck.LinodeClient.EXPECT().CreateInstance(gomock.Any(), gomock.Any()).
 							After(getImage).
 							Return(nil, &linodego.Error{Code: http.StatusBadGateway})
+						mck.LinodeClient.EXPECT().
+							OnAfterResponse(gomock.Any()).
+							Return()
 						res, err := reconciler.reconcile(ctx, mck.Logger(), mScope)
 						Expect(err).NotTo(HaveOccurred())
 						Expect(res.RequeueAfter).To(Equal(rutil.DefaultMachineControllerRetryDelay))
@@ -980,6 +1001,9 @@ var _ = Describe("machine-lifecycle", Ordered, Label("machine", "machine-lifecyc
 						mck.LinodeClient.EXPECT().CreateInstance(gomock.Any(), gomock.Any()).
 							After(getImage).
 							Return(nil, &linodego.Error{Code: http.StatusTooManyRequests})
+						mck.LinodeClient.EXPECT().
+							OnAfterResponse(gomock.Any()).
+							Return()
 						res, err := reconciler.reconcile(ctx, mck.Logger(), mScope)
 						Expect(err).NotTo(HaveOccurred())
 						Expect(res.RequeueAfter).To(Equal(rutil.DefaultLinodeTooManyRequestsErrorRetryDelay))
@@ -1002,6 +1026,9 @@ var _ = Describe("machine-lifecycle", Ordered, Label("machine", "machine-lifecyc
 								IPv6:   "fd00::",
 								Status: linodego.InstanceOffline,
 							}, nil)
+						mck.LinodeClient.EXPECT().
+							OnAfterResponse(gomock.Any()).
+							Return()
 						listInstConfigs := mck.LinodeClient.EXPECT().
 							ListInstanceConfigs(ctx, 123, gomock.Any()).
 							After(createInst).
@@ -1073,6 +1100,9 @@ var _ = Describe("machine-lifecycle", Ordered, Label("machine", "machine-lifecyc
 								IPv6:   "fd00::",
 								Status: linodego.InstanceOffline,
 							}, nil)
+						mck.LinodeClient.EXPECT().
+							OnAfterResponse(gomock.Any()).
+							Return()
 						bootInst := mck.LinodeClient.EXPECT().
 							BootInstance(ctx, 123, 0).
 							After(createInst).

go.mod

@@ -25,11 +25,17 @@ require (
 	k8s.io/api v0.30.3
 	k8s.io/apimachinery v0.30.3
 	k8s.io/client-go v0.30.3
-	k8s.io/utils v0.0.0-20240102154912-e7106e64919e
+	k8s.io/utils v0.0.0-20240711033017-18e509b52bc8
 	sigs.k8s.io/cluster-api v1.8.0
 	sigs.k8s.io/controller-runtime v0.18.5
 )
 
+require (
+	github.com/google/cel-go v0.20.1 // indirect
+	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0 // indirect
+	sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.3 // indirect
+)
+
 require (
 	github.com/andres-erbsen/clock v0.0.0-20160526145045-9e14626cd129 // indirect
 	github.com/apex/log v1.9.0 // indirect
@@ -45,9 +51,9 @@ require (
 	github.com/go-logr/zapr v1.3.0 // indirect
 	github.com/go-openapi/jsonpointer v0.19.6 // indirect
 	github.com/go-openapi/jsonreference v0.20.2 // indirect
-	github.com/go-openapi/swag v0.22.3 // indirect
+	github.com/go-openapi/swag v0.22.4 // indirect
 	github.com/go-ozzo/ozzo-validation/v4 v4.3.0 // indirect
-	github.com/go-resty/resty/v2 v2.13.1 // indirect
+	github.com/go-resty/resty/v2 v2.13.1
 	github.com/go-task/slim-sprig/v3 v3.0.0 // indirect
 	github.com/gobuffalo/flect v1.0.2 // indirect
 	github.com/gogo/protobuf v1.3.2 // indirect
@@ -111,7 +117,7 @@ require (
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 	k8s.io/apiextensions-apiserver v0.30.3 // indirect
-	k8s.io/klog/v2 v2.120.1 // indirect
+	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 // indirect
 	sigs.k8s.io/json v0.0.0-20221116044647-bc3834ca7abd // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.4.1 // indirect

go.sum

@@ -10,8 +10,8 @@ github.com/akamai/AkamaiOPEN-edgegrid-golang/v8 v8.4.0 h1:zZJimNqkV3o7qZqBnprKyH
 github.com/akamai/AkamaiOPEN-edgegrid-golang/v8 v8.4.0/go.mod h1:2xRRnHx8dnw0i8IZPYOI0I7xbr1gnAN1uIYo7acMIbg=
 github.com/andres-erbsen/clock v0.0.0-20160526145045-9e14626cd129 h1:MzBOUgng9orim59UnfUTLRjMpd09C5uEVQ6RPGeCaVI=
 github.com/andres-erbsen/clock v0.0.0-20160526145045-9e14626cd129/go.mod h1:rFgpPQZYZ8vdbc+48xibu8ALc3yeyd64IhHS+PU6Yyg=
-github.com/antlr/antlr4/runtime/Go/antlr/v4 v4.0.0-20230305170008-8188dc5388df h1:7RFfzj4SSt6nnvCPbCqijJi1nWCd+TqAT3bYCStRC18=
-github.com/antlr/antlr4/runtime/Go/antlr/v4 v4.0.0-20230305170008-8188dc5388df/go.mod h1:pSwJ0fSY5KhvocuWSx4fz3BA8OrA1bQn+K1Eli3BRwM=
+github.com/antlr4-go/antlr/v4 v4.13.0 h1:lxCg3LAv+EUK6t1i0y1V6/SLeUi0eKEKdhQAlS8TVTI=
+github.com/antlr4-go/antlr/v4 v4.13.0/go.mod h1:pfChB/xh/Unjila75QW7+VU4TSnWnnk9UTnmpPaOR2g=
 github.com/apex/log v1.9.0 h1:FHtw/xuaM8AgmvDDTI9fiwoAL25Sq2cxojnZICUU8l0=
 github.com/apex/log v1.9.0/go.mod h1:m82fZlWIuiWzWP04XCTXmnX0xRkYYbCdYn8jbJeLBEA=
 github.com/apex/logs v1.0.0/go.mod h1:XzxuLZ5myVHDy9SAmYpamKKRNApGj54PfYLcFrXqDwo=
@@ -64,8 +64,9 @@ github.com/go-openapi/jsonpointer v0.19.6 h1:eCs3fxoIi3Wh6vtgmLTOjdhSpiqphQ+DaPn
 github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs=
 github.com/go-openapi/jsonreference v0.20.2 h1:3sVjiK66+uXK/6oQ8xgcRKcFgQ5KXa2KvnJRumpMGbE=
 github.com/go-openapi/jsonreference v0.20.2/go.mod h1:Bl1zwGIM8/wsvqjsOQLJ/SH+En5Ap4rVB5KVcIDZG2k=
-github.com/go-openapi/swag v0.22.3 h1:yMBqmnQ0gyZvEb/+KzuWZOXgllrXT4SADYbvDaXHv/g=
 github.com/go-openapi/swag v0.22.3/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14=
+github.com/go-openapi/swag v0.22.4 h1:QLMzNJnMGPRNDCbySlcj1x01tzU8/9LTTL9hZZZogBU=
+github.com/go-openapi/swag v0.22.4/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14=
 github.com/go-ozzo/ozzo-validation/v4 v4.3.0 h1:byhDUpfEwjsVQb1vBunvIjh2BHQ9ead57VkAEY4V+Es=
 github.com/go-ozzo/ozzo-validation/v4 v4.3.0/go.mod h1:2NKgrcHl3z6cJs+3Oo940FPRiTzuqKbvfrL2RxCj6Ew=
 github.com/go-resty/resty/v2 v2.13.1 h1:x+LHXBI2nMB1vqndymf26quycC4aggYJ7DECYbiz03g=
@@ -82,8 +83,8 @@ github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5y
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek=
 github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps=
-github.com/google/cel-go v0.17.8 h1:j9m730pMZt1Fc4oKhCLUHfjj6527LuhYcYw0Rl8gqto=
-github.com/google/cel-go v0.17.8/go.mod h1:HXZKzB0LXqer5lHHgfWAnlYwJaQBDKMjxjulNQzhwhY=
+github.com/google/cel-go v0.20.1 h1:nDx9r8S3L4pE61eDdt8igGj8rf5kjYR3ILxWIpWNi84=
+github.com/google/cel-go v0.20.1/go.mod h1:kWcIzTsPX0zmQ+H3TirHstLLf9ep5QTsZBN9u4dOYLg=
 github.com/google/gnostic-models v0.6.8 h1:yo/ABAfM5IMRsS1VnXjTBvUb61tFIHozhlYvRgGre9I=
 github.com/google/gnostic-models v0.6.8/go.mod h1:5n7qKqH0f5wFt+aWF8CW6pZLLNOfYuF5OpfBSENuI8U=
 github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
@@ -215,8 +216,8 @@ go.opentelemetry.io/contrib/bridges/prometheus v0.55.0 h1:1oZYcP3wuazG3O1563m8cs
 go.opentelemetry.io/contrib/bridges/prometheus v0.55.0/go.mod h1:sU48aWFqiqBXo2RBtq7KarczkW8uK6RdIU54y4VzpZs=
 go.opentelemetry.io/contrib/exporters/autoexport v0.55.0 h1:8kNP8SX9id5TY2feLB+79aFxE0kqzh3KvjF1nAfGxVM=
 go.opentelemetry.io/contrib/exporters/autoexport v0.55.0/go.mod h1:WhcvzeuTOr58aYsJ7S4ubY1xMs0WXAPaqTQnxr8bRHk=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0 h1:jq9TW8u3so/bN+JPT166wjOI6/vQPF6Xe7nMNIltagk=
-go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.49.0/go.mod h1:p8pYQP+m5XfbZm9fxtSKAbM6oIllS7s2AfxrChvc7iw=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0 h1:4K4tsIXefpVJtvA/8srF4V4y0akAoPHkIslgAkjixJA=
+go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.53.0/go.mod h1:jjdQuTGVsXV4vSs+CJ2qYDeDPf9yIJV23qlIzBm73Vg=
 go.opentelemetry.io/otel v1.30.0 h1:F2t8sK4qf1fAmY9ua4ohFS/K+FUuOPemHUIXHtktrts=
 go.opentelemetry.io/otel v1.30.0/go.mod h1:tFw4Br9b7fOS+uEao81PJjVMjW/5fvNCbpsDIXqP0pc=
 go.opentelemetry.io/otel/exporters/otlp/otlplog/otlploggrpc v0.6.0 h1:WYsDPt0fM4KZaMhLvY+x6TVXd85P/KNl3Ez3t+0+kGs=
@@ -402,14 +403,14 @@ k8s.io/cluster-bootstrap v0.30.3 h1:MgxyxMkpaC6mu0BKWJ8985XCOnKU+eH3Iy+biwtDXRk=
 k8s.io/cluster-bootstrap v0.30.3/go.mod h1:h8BoLDfdD7XEEIXy7Bx9FcMzxHwz29jsYYi34bM5DKU=
 k8s.io/component-base v0.30.3 h1:Ci0UqKWf4oiwy8hr1+E3dsnliKnkMLZMVbWzeorlk7s=
 k8s.io/component-base v0.30.3/go.mod h1:C1SshT3rGPCuNtBs14RmVD2xW0EhRSeLvBh7AGk1quA=
-k8s.io/klog/v2 v2.120.1 h1:QXU6cPEOIslTGvZaXvFWiP9VKyeet3sawzTOvdXb4Vw=
-k8s.io/klog/v2 v2.120.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
+k8s.io/klog/v2 v2.130.1 h1:n9Xl7H1Xvksem4KFG4PYbdQCQxqc/tTUyrgXaOhHSzk=
+k8s.io/klog/v2 v2.130.1/go.mod h1:3Jpz1GvMt720eyJH1ckRHK1EDfpxISzJ7I9OYgaDtPE=
 k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340 h1:BZqlfIlq5YbRMFko6/PM7FjZpUb45WallggurYhKGag=
 k8s.io/kube-openapi v0.0.0-20240228011516-70dd3763d340/go.mod h1:yD4MZYeKMBwQKVht279WycxKyM84kkAx2DPrTXaeb98=
-k8s.io/utils v0.0.0-20240102154912-e7106e64919e h1:eQ/4ljkx21sObifjzXwlPKpdGLrCfRziVtos3ofG/sQ=
-k8s.io/utils v0.0.0-20240102154912-e7106e64919e/go.mod h1:OLgZIPagt7ERELqWJFomSt595RzquPNLL48iOWgYOg0=
-sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.0 h1:Tc9rS7JJoZ9sl3OpL4842oIk6lH7gWBb0JOmJ0ute7M=
-sigs.k8s.io/apiserver-network-proxy/konnectivity-client v0.30.0/go.mod h1:1ewhL9l1gkPcU/IU/6rFYfikf+7Y5imWv7ARVbBOzNs=
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