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node.go
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node.go
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/*
Copyright 2020 The Kubermatic Kubernetes Platform contributors.
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 externalcluster
import (
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"strings"
jsonpatch "github.com/evanphx/json-patch"
"github.com/go-kit/kit/endpoint"
"github.com/gorilla/mux"
apiv1 "k8c.io/kubermatic/v2/pkg/api/v1"
apiv2 "k8c.io/kubermatic/v2/pkg/api/v2"
handlercommon "k8c.io/kubermatic/v2/pkg/handler/common"
"k8c.io/kubermatic/v2/pkg/handler/v1/common"
"k8c.io/kubermatic/v2/pkg/provider"
"k8c.io/kubermatic/v2/pkg/resources"
utilerrors "k8c.io/kubermatic/v2/pkg/util/errors"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/metrics/pkg/apis/metrics/v1beta1"
)
const (
errGlue = " & "
NodeWorkerLabel = "workerset"
)
func ListNodesEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider, settingsProvider provider.SettingsProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(listNodesReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
var nodesV1 []*apiv2.ExternalClusterNode
apiCluster := convertClusterToAPIWithStatus(ctx, clusterProvider, privilegedClusterProvider, cluster)
if apiCluster.Status.State != apiv2.RunningExternalClusterState {
return nodesV1, nil
}
nodes, err := clusterProvider.ListNodes(ctx, cluster)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
for _, n := range nodes.Items {
outNode, err := ConvertNodetoExternalClusterNode(n)
if err != nil {
return nil, fmt.Errorf("failed to output node %s: %w", n.Name, err)
}
nodesV1 = append(nodesV1, outNode)
}
return nodesV1, nil
}
}
func ListNodesMetricsEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider, settingsProvider provider.SettingsProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
if !AreExternalClustersEnabled(ctx, settingsProvider) {
return nil, utilerrors.New(http.StatusForbidden, "external cluster functionality is disabled")
}
req := request.(listNodesReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
return getClusterNodesMetrics(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, clusterProvider, privilegedClusterProvider, req.ProjectID, req.ClusterID)
}
}
func getClusterNodesMetrics(ctx context.Context, userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider, projectID, clusterID string) ([]apiv1.NodeMetric, error) {
nodeMetrics := make([]apiv1.NodeMetric, 0)
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, projectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, clusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
apiCluster := convertClusterToAPIWithStatus(ctx, clusterProvider, privilegedClusterProvider, cluster)
if apiCluster.Status.State != apiv2.RunningExternalClusterState {
return nodeMetrics, nil
}
isMetricServer, err := clusterProvider.IsMetricServerAvailable(ctx, cluster)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
if isMetricServer {
client, err := clusterProvider.GetClient(ctx, cluster)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
nodes := &corev1.NodeList{}
if err := client.List(ctx, nodes); err != nil {
return nil, err
}
availableResources := make(map[string]corev1.ResourceList)
for _, n := range nodes.Items {
availableResources[n.Name] = n.Status.Allocatable
}
nodeDeploymentNodesMetrics := make([]v1beta1.NodeMetrics, 0)
allNodeMetricsList := &v1beta1.NodeMetricsList{}
if err := client.List(ctx, allNodeMetricsList); err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
for _, m := range allNodeMetricsList.Items {
if _, ok := availableResources[m.Name]; ok {
nodeDeploymentNodesMetrics = append(nodeDeploymentNodesMetrics, m)
}
}
return handlercommon.ConvertNodeMetrics(nodeDeploymentNodesMetrics, availableResources)
}
return nodeMetrics, nil
}
// listNodesReq defines HTTP request for listExternalClusterNodes
// swagger:parameters listExternalClusterNodes listExternalClusterNodesMetrics
type listNodesReq struct {
common.ProjectReq
// in: path
// required: true
ClusterID string `json:"cluster_id"`
}
func DecodeListNodesReq(c context.Context, r *http.Request) (interface{}, error) {
var req listNodesReq
pr, err := common.DecodeProjectRequest(c, r)
if err != nil {
return nil, err
}
req.ProjectReq = pr.(common.ProjectReq)
clusterID, err := common.DecodeClusterID(c, r)
if err != nil {
return nil, err
}
req.ClusterID = clusterID
return req, nil
}
// Validate validates CreateEndpoint request.
func (req listNodesReq) Validate() error {
if len(req.ProjectID) == 0 {
return fmt.Errorf("the project ID cannot be empty")
}
if len(req.ClusterID) == 0 {
return fmt.Errorf("the cluster ID cannot be empty")
}
return nil
}
func GetNodeEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider, settingsProvider provider.SettingsProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(getNodeReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
node, err := clusterProvider.GetNode(ctx, cluster, req.NodeID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
return ConvertNodetoExternalClusterNode(*node)
}
}
func ListMachineDeploymentEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(listMachineDeploymentsReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
var machineDeployments []apiv2.ExternalClusterMachineDeployment
machineDeployments = make([]apiv2.ExternalClusterMachineDeployment, 0)
apiCluster := convertClusterToAPIWithStatus(ctx, clusterProvider, privilegedClusterProvider, cluster)
if apiCluster.Status.State != apiv2.RunningExternalClusterState {
return machineDeployments, nil
}
cloud := cluster.Spec.CloudSpec
secretKeySelector := provider.SecretKeySelectorValueFuncFactory(ctx, privilegedClusterProvider.GetMasterClient())
if cloud.GKE != nil {
np, err := getGKENodePools(ctx, cluster, secretKeySelector, cloud.GKE.CredentialsReference, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployments = np
}
if cloud.EKS != nil {
np, err := getEKSNodeGroups(ctx, cluster, secretKeySelector, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployments = np
}
if cloud.AKS != nil {
np, err := getAKSNodePools(ctx, cluster, secretKeySelector, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployments = np
}
if cloud.KubeOne != nil {
machineDeployments, err = getKubeOneAPIMachineDeployments(ctx, cluster, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
return machineDeployments, nil
}
}
func ListMachineDeploymentNodesEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(listMachineDeploymentNodesReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
nodes, err := getMachineDeploymentNodes(ctx,
userInfoGetter,
projectProvider,
privilegedProjectProvider,
clusterProvider,
privilegedClusterProvider,
req.ProjectID,
req.ClusterID,
req.MachineDeploymentID)
if err != nil {
return nil, err
}
var externalClusterNodes []apiv2.ExternalClusterNode
for _, node := range nodes {
mdNode, err := ConvertNodetoExternalClusterNode(node)
if err != nil {
return nil, err
}
if mdNode != nil {
externalClusterNodes = append(externalClusterNodes, *mdNode)
}
}
return externalClusterNodes, nil
}
}
func getMachineDeploymentNodes(ctx context.Context,
userInfoGetter provider.UserInfoGetter,
projectProvider provider.ProjectProvider,
privilegedProjectProvider provider.PrivilegedProjectProvider,
clusterProvider provider.ExternalClusterProvider,
privilegedClusterProvider provider.PrivilegedExternalClusterProvider,
projectID, clusterID, machineDeploymentID string) ([]corev1.Node, error) {
project, err := common.GetProject(ctx,
userInfoGetter,
projectProvider,
privilegedProjectProvider,
projectID,
&provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, clusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
var clusterNodes []corev1.Node
apiCluster := convertClusterToAPIWithStatus(ctx, clusterProvider, privilegedClusterProvider, cluster)
if apiCluster.Status.State != apiv2.RunningExternalClusterState {
return clusterNodes, nil
}
cloud := cluster.Spec.CloudSpec
if cloud.GKE != nil {
clusterNodes, err = clusterProvider.GetProviderPoolNodes(ctx, cluster, resources.GKENodepoolNameLabel, machineDeploymentID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
if cloud.EKS != nil {
clusterNodes, err = clusterProvider.GetProviderPoolNodes(ctx, cluster, resources.EKSNodeGroupNameLabel, machineDeploymentID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
if cloud.AKS != nil {
clusterNodes, err = clusterProvider.GetProviderPoolNodes(ctx, cluster, resources.AKSNodepoolNameLabel, machineDeploymentID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
if cloud.KubeOne != nil {
clusterNodes, err = clusterProvider.GetProviderPoolNodes(ctx, cluster, NodeWorkerLabel, machineDeploymentID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
return clusterNodes, nil
}
func DeleteMachineDeploymentEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(machineDeploymentReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cloud := cluster.Spec.CloudSpec
secretKeySelector := provider.SecretKeySelectorValueFuncFactory(ctx, privilegedClusterProvider.GetMasterClient())
if cloud.GKE != nil {
err := deleteGKENodePool(ctx, cluster, req.MachineDeploymentID, secretKeySelector, cloud.GKE.CredentialsReference, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
if cloud.EKS != nil {
err := deleteEKSNodeGroup(cluster, req.MachineDeploymentID, secretKeySelector, cloud.EKS.CredentialsReference, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
if cloud.AKS != nil {
err := deleteAKSNodeGroup(ctx, cloud.AKS, req.MachineDeploymentID, secretKeySelector, cloud.AKS.CredentialsReference, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
}
return nil, nil
}
}
func ListMachineDeploymentMetricsEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(machineDeploymentReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
nodeMetrics := make([]apiv1.NodeMetric, 0)
machineDeploymentsNodes, err := getMachineDeploymentNodes(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, clusterProvider, privilegedClusterProvider, req.ProjectID, req.ClusterID, req.MachineDeploymentID)
if err != nil {
return nil, err
}
allNodeMetrics, err := getClusterNodesMetrics(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, clusterProvider, privilegedClusterProvider, req.ProjectID, req.ClusterID)
if err != nil {
return nil, err
}
for _, node := range machineDeploymentsNodes {
for _, nm := range allNodeMetrics {
if nm.Name == node.Name {
nodeMetrics = append(nodeMetrics, nm)
}
}
}
return nodeMetrics, nil
}
}
func ListMachineDeploymentEventsEndpoint(userInfoGetter provider.UserInfoGetter,
projectProvider provider.ProjectProvider,
privilegedProjectProvider provider.PrivilegedProjectProvider,
clusterProvider provider.ExternalClusterProvider,
privilegedClusterProvider provider.PrivilegedExternalClusterProvider,
) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(machineDeploymentNodesEventsReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
apiEventType := ""
nodeEvents := make([]apiv1.Event, 0)
switch req.Type {
case handlercommon.MachineDeploymentEventWarningType:
apiEventType = corev1.EventTypeWarning
case handlercommon.MachineDeploymentEventNormalType:
apiEventType = corev1.EventTypeNormal
}
cluster, err := getCluster(ctx,
userInfoGetter,
clusterProvider,
privilegedClusterProvider,
req.ProjectID,
req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
client, err := clusterProvider.GetClient(ctx, cluster)
if err != nil {
return nil, err
}
nodes, err := getMachineDeploymentNodes(ctx,
userInfoGetter,
projectProvider,
privilegedProjectProvider,
clusterProvider,
privilegedClusterProvider,
req.ProjectID,
req.ClusterID,
req.MachineDeploymentID)
if err != nil {
return nil, err
}
for _, node := range nodes {
kubermaticEvents, err := common.GetEvents(ctx,
client,
&node,
metav1.NamespaceAll)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
nodeEvents = append(nodeEvents, kubermaticEvents...)
}
if len(apiEventType) > 0 {
nodeEvents = common.FilterEventsByType(nodeEvents, apiEventType)
}
return nodeEvents, nil
}
}
// Validate validates getMachineDeploymentReq request.
func (req machineDeploymentReq) Validate() error {
if len(req.ProjectID) == 0 {
return fmt.Errorf("the project ID cannot be empty")
}
if len(req.ClusterID) == 0 {
return fmt.Errorf("the cluster ID cannot be empty")
}
if len(req.MachineDeploymentID) == 0 {
return fmt.Errorf("the machine deployment ID cannot be empty")
}
return nil
}
func DecodeGetMachineDeploymentReq(c context.Context, r *http.Request) (interface{}, error) {
var req machineDeploymentReq
pr, err := common.DecodeProjectRequest(c, r)
if err != nil {
return nil, err
}
req.ProjectReq = pr.(common.ProjectReq)
clusterID, err := common.DecodeClusterID(c, r)
if err != nil {
return nil, err
}
req.ClusterID = clusterID
machineDeploymentID, err := decodeMachineDeploymentID(c, r)
if err != nil {
return nil, err
}
req.MachineDeploymentID = machineDeploymentID
return req, nil
}
func DecodeListMachineDeploymentNodesEvents(c context.Context, r *http.Request) (interface{}, error) {
var req machineDeploymentNodesEventsReq
pr, err := common.DecodeProjectRequest(c, r)
if err != nil {
return nil, err
}
req.ProjectReq = pr.(common.ProjectReq)
clusterID, err := common.DecodeClusterID(c, r)
if err != nil {
return nil, err
}
req.ClusterID = clusterID
machineDeploymentID, err := decodeMachineDeploymentID(c, r)
if err != nil {
return nil, err
}
req.MachineDeploymentID = machineDeploymentID
req.Type = r.URL.Query().Get("type")
if len(req.Type) > 0 {
if req.Type == handlercommon.MachineDeploymentEventWarningType || req.Type == handlercommon.MachineDeploymentEventNormalType {
return req, nil
}
return nil, fmt.Errorf("wrong query parameter, unsupported type: %s", req.Type)
}
return req, nil
}
// listMachineDeploymentNodesReq defines HTTP request for listExternalClusterMachineDeploymentNodes
// swagger:parameters listExternalClusterMachineDeploymentNodes
type listMachineDeploymentNodesReq struct {
machineDeploymentReq
}
func DecodeListMachineDeploymentNodesReq(c context.Context, r *http.Request) (interface{}, error) {
var req listMachineDeploymentNodesReq
rawReq, err := DecodeGetMachineDeploymentReq(c, r)
if err != nil {
return nil, err
}
getReq := rawReq.(machineDeploymentReq)
req.machineDeploymentReq = getReq
return req, nil
}
func decodeMachineDeploymentID(c context.Context, r *http.Request) (string, error) {
machineDeploymentID := mux.Vars(r)["machinedeployment_id"]
if machineDeploymentID == "" {
return "", fmt.Errorf("'machinedeployment_id' parameter is required but was not provided")
}
return machineDeploymentID, nil
}
// listMachineDeploymentsReq defines HTTP request for listExternalClusterMachineDeployments
// swagger:parameters listExternalClusterMachineDeployments
type listMachineDeploymentsReq struct {
common.ProjectReq
// in: path
// required: true
ClusterID string `json:"cluster_id"`
}
// Validate validates ListMachineDeploymentEndpoint request.
func (req listMachineDeploymentsReq) Validate() error {
if len(req.ProjectID) == 0 {
return fmt.Errorf("the project ID cannot be empty")
}
if len(req.ClusterID) == 0 {
return fmt.Errorf("the cluster ID cannot be empty")
}
return nil
}
func DecodeListMachineDeploymentReq(c context.Context, r *http.Request) (interface{}, error) {
var req listMachineDeploymentsReq
pr, err := common.DecodeProjectRequest(c, r)
if err != nil {
return nil, err
}
req.ProjectReq = pr.(common.ProjectReq)
clusterID, err := common.DecodeClusterID(c, r)
if err != nil {
return nil, err
}
req.ClusterID = clusterID
return req, nil
}
// getNodeReq defines HTTP request for getExternalClusterNode
// swagger:parameters getExternalClusterNode
type getNodeReq struct {
common.ProjectReq
// in: path
// required: true
ClusterID string `json:"cluster_id"`
// in: path
// required: true
NodeID string `json:"node_id"`
}
func DecodeGetNodeReq(c context.Context, r *http.Request) (interface{}, error) {
var req getNodeReq
pr, err := common.DecodeProjectRequest(c, r)
if err != nil {
return nil, err
}
req.ProjectReq = pr.(common.ProjectReq)
clusterID, err := common.DecodeClusterID(c, r)
if err != nil {
return nil, err
}
req.ClusterID = clusterID
req.NodeID = mux.Vars(r)["node_id"]
return req, nil
}
// Validate validates CreateEndpoint request.
func (req getNodeReq) Validate() error {
if len(req.ProjectID) == 0 {
return fmt.Errorf("the project ID cannot be empty")
}
if len(req.ClusterID) == 0 {
return fmt.Errorf("the cluster ID cannot be empty")
}
if len(req.NodeID) == 0 {
return fmt.Errorf("the node ID cannot be empty")
}
return nil
}
func ConvertNodetoExternalClusterNode(node corev1.Node) (*apiv2.ExternalClusterNode, error) {
displayName := node.Name
nodeStatus := apiv1.NodeStatus{}
nodeStatus = apiNodeStatus(nodeStatus, node)
nodeStatus.ErrorReason = strings.TrimSuffix(nodeStatus.ErrorReason, errGlue)
nodeStatus.ErrorMessage = strings.TrimSuffix(nodeStatus.ErrorMessage, errGlue)
return &apiv2.ExternalClusterNode{
Node: apiv1.Node{
ObjectMeta: apiv1.ObjectMeta{
ID: node.Name,
Name: displayName,
CreationTimestamp: apiv1.NewTime(node.CreationTimestamp.Time),
},
Spec: apiv1.NodeSpec{
Versions: apiv1.NodeVersionInfo{
Kubelet: node.Status.NodeInfo.KubeletVersion,
},
Labels: node.Labels,
},
Status: nodeStatus,
},
}, nil
}
func apiNodeStatus(status apiv1.NodeStatus, inputNode corev1.Node) apiv1.NodeStatus {
for _, address := range inputNode.Status.Addresses {
status.Addresses = append(status.Addresses, apiv1.NodeAddress{
Type: string(address.Type),
Address: address.Address,
})
}
reason, message := parseNodeConditions(inputNode)
status.ErrorReason += reason
status.ErrorMessage += message
status.Allocatable.Memory = inputNode.Status.Allocatable.Memory().String()
status.Allocatable.CPU = inputNode.Status.Allocatable.Cpu().String()
status.Capacity.Memory = inputNode.Status.Capacity.Memory().String()
status.Capacity.CPU = inputNode.Status.Capacity.Cpu().String()
status.NodeInfo.OperatingSystem = inputNode.Status.NodeInfo.OperatingSystem
status.NodeInfo.KubeletVersion = inputNode.Status.NodeInfo.KubeletVersion
status.NodeInfo.Architecture = inputNode.Status.NodeInfo.Architecture
status.NodeInfo.ContainerRuntimeVersion = inputNode.Status.NodeInfo.ContainerRuntimeVersion
status.NodeInfo.KernelVersion = inputNode.Status.NodeInfo.KernelVersion
return status
}
func parseNodeConditions(node corev1.Node) (reason string, message string) {
for _, condition := range node.Status.Conditions {
goodConditionType := condition.Type == corev1.NodeReady
if goodConditionType && condition.Status != corev1.ConditionTrue {
reason += condition.Reason + errGlue
message += condition.Message + errGlue
} else if !goodConditionType && condition.Status == corev1.ConditionTrue {
reason += condition.Reason + errGlue
message += condition.Message + errGlue
}
}
return reason, message
}
func GetMachineDeploymentEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(machineDeploymentReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
var machineDeployment apiv2.ExternalClusterMachineDeployment
cloud := cluster.Spec.CloudSpec
secretKeySelector := provider.SecretKeySelectorValueFuncFactory(ctx, privilegedClusterProvider.GetMasterClient())
if cloud.EKS != nil {
np, err := getEKSNodeGroup(ctx, cluster, req.MachineDeploymentID, secretKeySelector, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployment = *np
}
if cloud.GKE != nil {
np, err := getGKENodePool(ctx, cluster, req.MachineDeploymentID, secretKeySelector, cloud.GKE.CredentialsReference, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployment = *np
}
if cloud.AKS != nil {
np, err := getAKSNodePool(ctx, cluster, req.MachineDeploymentID, secretKeySelector, cloud.AKS.CredentialsReference, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployment = *np
}
if cloud.KubeOne != nil {
md, err := getKubeOneAPIMachineDeployment(ctx, req.MachineDeploymentID, cluster, clusterProvider)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
machineDeployment = *md
}
return machineDeployment, nil
}
}
func PatchMachineDeploymentEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider, settingsProvider provider.SettingsProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
if !AreExternalClustersEnabled(ctx, settingsProvider) {
return nil, utilerrors.New(http.StatusForbidden, "external cluster functionality is disabled")
}
req := request.(patchMachineDeploymentReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cloud := cluster.Spec.CloudSpec
secretKeySelector := provider.SecretKeySelectorValueFuncFactory(ctx, privilegedClusterProvider.GetMasterClient())
mdToPatch := apiv2.ExternalClusterMachineDeployment{}
patchedMD := apiv2.ExternalClusterMachineDeployment{}
if cloud.EKS != nil {
md, err := getEKSNodeGroup(ctx, cluster, req.MachineDeploymentID, secretKeySelector, clusterProvider)
if err != nil {
return nil, err
}
mdToPatch.NodeDeployment = md.NodeDeployment
if err := patchMD(&mdToPatch, &patchedMD, req.Patch); err != nil {
return nil, err
}
return patchEKSMachineDeployment(&mdToPatch, &patchedMD, secretKeySelector, cluster)
}
if cloud.GKE != nil {
md, err := getGKENodePool(ctx, cluster, req.MachineDeploymentID, secretKeySelector, cloud.GKE.CredentialsReference, clusterProvider)
if err != nil {
return nil, err
}
mdToPatch.NodeDeployment = md.NodeDeployment
if err := patchMD(&mdToPatch, &patchedMD, req.Patch); err != nil {
return nil, err
}
return patchGKEMachineDeployment(ctx, &mdToPatch, &patchedMD, cluster, secretKeySelector, cloud.GKE.CredentialsReference)
}
if cloud.AKS != nil {
md, err := getAKSNodePool(ctx, cluster, req.MachineDeploymentID, secretKeySelector, cloud.AKS.CredentialsReference, clusterProvider)
if err != nil {
return nil, err
}
mdToPatch.NodeDeployment = md.NodeDeployment
if err := patchMD(&mdToPatch, &patchedMD, req.Patch); err != nil {
return nil, err
}
return patchAKSMachineDeployment(ctx, &mdToPatch, &patchedMD, secretKeySelector, cloud.AKS)
}
if cloud.KubeOne != nil {
machineDeployment, err := getKubeOneMachineDeployment(ctx, req.MachineDeploymentID, cluster, clusterProvider)
if err != nil {
return nil, err
}
md := createAPIMachineDeployment(*machineDeployment)
mdToPatch.NodeDeployment = md.NodeDeployment
if err := patchMD(&mdToPatch, &patchedMD, req.Patch); err != nil {
return nil, err
}
return patchKubeOneMachineDeployment(ctx, machineDeployment, &mdToPatch, &patchedMD, cluster, clusterProvider)
}
return nil, fmt.Errorf("unsupported or missing cloud provider fields")
}
}
func CreateMachineDeploymentEndpoint(userInfoGetter provider.UserInfoGetter, projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, clusterProvider provider.ExternalClusterProvider, privilegedClusterProvider provider.PrivilegedExternalClusterProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(createMachineDeploymentsReq)
if err := req.Validate(); err != nil {
return nil, utilerrors.NewBadRequest(err.Error())
}
project, err := common.GetProject(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, req.ProjectID, &provider.ProjectGetOptions{IncludeUninitialized: false})
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cluster, err := getCluster(ctx, userInfoGetter, clusterProvider, privilegedClusterProvider, project.Name, req.ClusterID)
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
cloud := cluster.Spec.CloudSpec
secretKeySelector := provider.SecretKeySelectorValueFuncFactory(ctx, privilegedClusterProvider.GetMasterClient())
if cloud.GKE != nil {
return createGKENodePool(ctx, cloud.GKE, req.Body, secretKeySelector, cloud.GKE.CredentialsReference)
}
if cloud.AKS != nil {
return createAKSNodePool(ctx, cloud.AKS, req.Body, secretKeySelector, cloud.AKS.CredentialsReference)
}
if cloud.EKS != nil {
return createEKSNodePool(cloud.EKS, req.Body, secretKeySelector, cloud.EKS.CredentialsReference)
}
return nil, fmt.Errorf("unsupported or missing cloud provider fields")
}
}
func patchMD(mdToPatch, patchedMD *apiv2.ExternalClusterMachineDeployment, patchJson json.RawMessage) error {
existingMDJSON, err := json.Marshal(mdToPatch)
if err != nil {
return utilerrors.NewBadRequest("cannot decode existing md: %v", err)
}
patchedMDJSON, err := jsonpatch.MergePatch(existingMDJSON, patchJson)
if err != nil {
return utilerrors.NewBadRequest("cannot patch md: %v, %v", err, patchJson)
}
err = json.Unmarshal(patchedMDJSON, &patchedMD)
if err != nil {
return utilerrors.NewBadRequest("cannot decode patched md: %v", err)
}
patchedMD.NodeDeployment.Status.Replicas = patchedMD.Spec.Replicas
return nil
}
// machineDeploymentReq defines HTTP request for getExternalClusterMachineDeployment deleteExternalClusterMachineDeployment
// swagger:parameters getExternalClusterMachineDeployment deleteExternalClusterMachineDeployment listExternalClusterMachineDeploymentMetrics getExternalClusterMachineDeploymentUpgrades
type machineDeploymentReq struct {
common.ProjectReq
// in: path
ClusterID string `json:"cluster_id"`
// in: path
MachineDeploymentID string `json:"machinedeployment_id"`
}
// machineDeploymentNodesEventsReq defines HTTP request for listExternalClusterMachineDeploymentEvents endpoint
// swagger:parameters listExternalClusterMachineDeploymentEvents
type machineDeploymentNodesEventsReq struct {
machineDeploymentReq
// in: query
Type string `json:"type,omitempty"`
}
// patchMachineDeploymentReq defines HTTP request for patchExternalClusterMachineDeployments endpoint
// swagger:parameters patchExternalClusterMachineDeployments
type patchMachineDeploymentReq struct {
machineDeploymentReq
// in: body
Patch json.RawMessage
}
func DecodePatchMachineDeploymentReq(c context.Context, r *http.Request) (interface{}, error) {
var req patchMachineDeploymentReq
rawMachineDeployment, err := DecodeGetMachineDeploymentReq(c, r)
if err != nil {
return nil, err
}
md := rawMachineDeployment.(machineDeploymentReq)
req.ClusterID = md.ClusterID
req.ProjectID = md.ProjectID
req.MachineDeploymentID = md.MachineDeploymentID
if req.Patch, err = io.ReadAll(r.Body); err != nil {
return nil, err
}
return req, nil
}
// createMachineDeploymentsReq defines HTTP request for createExternalClusterMachineDeployment
// swagger:parameters createExternalClusterMachineDeployment
type createMachineDeploymentsReq struct {
common.ProjectReq
// in: path
// required: true
ClusterID string `json:"cluster_id"`
// in: body
Body apiv2.ExternalClusterMachineDeployment
}
// Validate validates CreateMachineDeploymentEndpoint request.
func (req createMachineDeploymentsReq) Validate() error {
if len(req.ProjectID) == 0 {
return fmt.Errorf("the project ID cannot be empty")
}
if len(req.ClusterID) == 0 {
return fmt.Errorf("the cluster ID cannot be empty")
}
if req.Body.Cloud == nil {
return fmt.Errorf("the machine deployment cloud spec cannot be empty")
}
return nil