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azure.go
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azure.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 provider
import (
"context"
"fmt"
"net/http"
"github.com/go-kit/kit/endpoint"
apiv1 "k8c.io/kubermatic/v2/pkg/api/v1"
providercommon "k8c.io/kubermatic/v2/pkg/handler/common/provider"
"k8c.io/kubermatic/v2/pkg/handler/v1/common"
"k8c.io/kubermatic/v2/pkg/handler/v2/cluster"
"k8c.io/kubermatic/v2/pkg/provider"
"k8c.io/kubermatic/v2/pkg/util/errors"
)
func AzureSizeWithClusterCredentialsEndpoint(projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, seedsGetter provider.SeedsGetter, userInfoGetter provider.UserInfoGetter, settingsProvider provider.SettingsProvider) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureSizeNoCredentialsReq)
return providercommon.AzureSizeWithClusterCredentialsEndpoint(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, seedsGetter, settingsProvider, req.ProjectID, req.ClusterID)
}
}
func AzureAvailabilityZonesWithClusterCredentialsEndpoint(projectProvider provider.ProjectProvider, privilegedProjectProvider provider.PrivilegedProjectProvider, seedsGetter provider.SeedsGetter, userInfoGetter provider.UserInfoGetter) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureAvailabilityZonesNoCredentialsReq)
return providercommon.AzureAvailabilityZonesWithClusterCredentialsEndpoint(ctx, userInfoGetter, projectProvider, privilegedProjectProvider, seedsGetter, req.ProjectID, req.ClusterID, req.SKUName)
}
}
func AzureSecurityGroupsEndpoint(presetsProvider provider.PresetProvider, userInfoGetter provider.UserInfoGetter) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureSecurityGroupsReq)
credentials, err := getAzureCredentialsFromReq(ctx, req.azureCommonReq, userInfoGetter, presetsProvider)
if err != nil {
return nil, err
}
return providercommon.AzureSecurityGroupEndpoint(ctx, credentials.subscriptionID, credentials.clientID, credentials.clientSecret, credentials.tenantID, req.Location, req.ResourceGroup)
}
}
func AzureResourceGroupsEndpoint(presetsProvider provider.PresetProvider, userInfoGetter provider.UserInfoGetter) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureResourceGroupsReq)
credentials, err := getAzureCredentialsFromReq(ctx, req.azureCommonReq, userInfoGetter, presetsProvider)
if err != nil {
return nil, err
}
return providercommon.AzureResourceGroupEndpoint(ctx, credentials.subscriptionID, credentials.clientID, credentials.clientSecret, credentials.tenantID, req.Location)
}
}
func AzureRouteTablesEndpoint(presetsProvider provider.PresetProvider, userInfoGetter provider.UserInfoGetter) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureRouteTablesReq)
credentials, err := getAzureCredentialsFromReq(ctx, req.azureCommonReq, userInfoGetter, presetsProvider)
if err != nil {
return nil, err
}
return providercommon.AzureRouteTableEndpoint(ctx, credentials.subscriptionID, credentials.clientID, credentials.clientSecret, credentials.tenantID, req.Location, req.ResourceGroup)
}
}
func AzureVirtualNetworksEndpoint(presetsProvider provider.PresetProvider, userInfoGetter provider.UserInfoGetter) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureVirtualNetworksReq)
credentials, err := getAzureCredentialsFromReq(ctx, req.azureCommonReq, userInfoGetter, presetsProvider)
if err != nil {
return nil, err
}
return providercommon.AzureVnetEndpoint(ctx, credentials.subscriptionID, credentials.clientID, credentials.clientSecret, credentials.tenantID, req.Location, req.ResourceGroup)
}
}
func AzureSubnetsEndpoint(presetsProvider provider.PresetProvider, userInfoGetter provider.UserInfoGetter) endpoint.Endpoint {
return func(ctx context.Context, request interface{}) (interface{}, error) {
req := request.(azureSubnetsReq)
credentials, err := getAzureCredentialsFromReq(ctx, req.azureCommonReq, userInfoGetter, presetsProvider)
if err != nil {
return nil, err
}
return providercommon.AzureSubnetEndpoint(ctx, credentials.subscriptionID, credentials.clientID, credentials.clientSecret, credentials.tenantID, req.ResourceGroup, req.VirtualNetwork)
}
}
type azureCredentials struct {
subscriptionID string
tenantID string
clientID string
clientSecret string
}
func getAzureCredentialsFromReq(ctx context.Context, req azureCommonReq, userInfoGetter provider.UserInfoGetter, presetsProvider provider.PresetProvider) (*azureCredentials, error) {
subscriptionID := req.SubscriptionID
clientID := req.ClientID
clientSecret := req.ClientSecret
tenantID := req.TenantID
userInfo, err := userInfoGetter(ctx, "")
if err != nil {
return nil, common.KubernetesErrorToHTTPError(err)
}
if len(req.Credential) > 0 {
preset, err := presetsProvider.GetPreset(userInfo, req.Credential)
if err != nil {
return nil, errors.New(http.StatusInternalServerError, fmt.Sprintf("can not get preset %s for user %s", req.Credential, userInfo.Email))
}
if credentials := preset.Spec.Azure; credentials != nil {
subscriptionID = credentials.SubscriptionID
clientID = credentials.ClientID
clientSecret = credentials.ClientSecret
tenantID = credentials.TenantID
}
}
return &azureCredentials{
subscriptionID: subscriptionID,
tenantID: tenantID,
clientID: clientID,
clientSecret: clientSecret,
}, nil
}
// azureSizeNoCredentialsReq represent a request for Azure VM sizes
// note that the request doesn't have credentials for authN
// swagger:parameters listAzureSizesNoCredentialsV2
type azureSizeNoCredentialsReq struct {
cluster.GetClusterReq
}
// GetSeedCluster returns the SeedCluster object
func (req azureSizeNoCredentialsReq) GetSeedCluster() apiv1.SeedCluster {
return apiv1.SeedCluster{
ClusterID: req.ClusterID,
}
}
func DecodeAzureSizesNoCredentialsReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureSizeNoCredentialsReq
clusterID, err := common.DecodeClusterID(c, r)
if err != nil {
return nil, err
}
req.ClusterID = clusterID
pr, err := common.DecodeProjectRequest(c, r)
if err != nil {
return nil, err
}
req.ProjectReq = pr.(common.ProjectReq)
return req, nil
}
// azureAvailabilityZonesNoCredentialsReq represent a request for Azure Availability Zones
// note that the request doesn't have credentials for authN
// swagger:parameters listAzureAvailabilityZonesNoCredentialsV2
type azureAvailabilityZonesNoCredentialsReq struct {
azureSizeNoCredentialsReq
// in: header
// name: SKUName
SKUName string
}
// GetSeedCluster returns the SeedCluster object
func (req azureAvailabilityZonesNoCredentialsReq) GetSeedCluster() apiv1.SeedCluster {
return apiv1.SeedCluster{
ClusterID: req.ClusterID,
}
}
func DecodeAzureAvailabilityZonesNoCredentialsReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureAvailabilityZonesNoCredentialsReq
lr, err := DecodeAzureSizesNoCredentialsReq(c, r)
if err != nil {
return nil, err
}
req.azureSizeNoCredentialsReq = lr.(azureSizeNoCredentialsReq)
req.SKUName = r.Header.Get("SKUName")
return req, nil
}
// azureCommonReq represent a request for Azure support
type azureCommonReq struct {
// in: header
SubscriptionID string
// in: header
TenantID string
// in: header
ClientID string
// in: header
ClientSecret string
// in: header
// Credential predefined Kubermatic credential name from the presets
Credential string
}
func DecodeAzureCommonReq(_ context.Context, r *http.Request) (interface{}, error) {
var req azureCommonReq
req.SubscriptionID = r.Header.Get("SubscriptionID")
req.TenantID = r.Header.Get("TenantID")
req.ClientID = r.Header.Get("ClientID")
req.ClientSecret = r.Header.Get("ClientSecret")
req.Credential = r.Header.Get("Credential")
return req, nil
}
// azureSecurityGroupsReq represent a request for Azure VM security groups
// swagger:parameters listAzureSecurityGroups
type azureSecurityGroupsReq struct {
azureCommonReq
// in: header
ResourceGroup string
// in: header
Location string
}
func DecodeAzureSecurityGroupsReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureSecurityGroupsReq
common, err := DecodeAzureCommonReq(c, r)
if err != nil {
return nil, err
}
req.azureCommonReq = common.(azureCommonReq)
req.ResourceGroup = r.Header.Get("ResourceGroup")
req.Location = r.Header.Get("Location")
return req, nil
}
// azureResourceGroupsReq represent a request for Azure VM resource groups
// swagger:parameters listAzureResourceGroups
type azureResourceGroupsReq struct {
azureCommonReq
// in: header
Location string
}
func DecodeAzureResourceGroupsReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureResourceGroupsReq
common, err := DecodeAzureCommonReq(c, r)
if err != nil {
return nil, err
}
req.azureCommonReq = common.(azureCommonReq)
req.Location = r.Header.Get("Location")
return req, nil
}
// azureRouteTablesReq represent a request for Azure VM route tables
// swagger:parameters listAzureRouteTables
type azureRouteTablesReq struct {
azureCommonReq
// in: header
ResourceGroup string
// in: header
Location string
}
func DecodeAzureRouteTablesReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureRouteTablesReq
common, err := DecodeAzureCommonReq(c, r)
if err != nil {
return nil, err
}
req.azureCommonReq = common.(azureCommonReq)
req.ResourceGroup = r.Header.Get("ResourceGroup")
req.Location = r.Header.Get("Location")
return req, nil
}
// azureVirtualNetworksReq represent a request for Azure VM virtual networks
// swagger:parameters listAzureVnets
type azureVirtualNetworksReq struct {
azureCommonReq
// in: header
ResourceGroup string
// in: header
Location string
}
func DecodeAzureVirtualNetworksReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureVirtualNetworksReq
common, err := DecodeAzureCommonReq(c, r)
if err != nil {
return nil, err
}
req.azureCommonReq = common.(azureCommonReq)
req.ResourceGroup = r.Header.Get("ResourceGroup")
req.Location = r.Header.Get("Location")
return req, nil
}
// azureSubnetsReq represent a request for Azure VM subnets
// swagger:parameters listAzureSubnets
type azureSubnetsReq struct {
azureCommonReq
// in: header
ResourceGroup string
// in: header
VirtualNetwork string
}
func DecodeAzureSubnetsReq(c context.Context, r *http.Request) (interface{}, error) {
var req azureSubnetsReq
common, err := DecodeAzureCommonReq(c, r)
if err != nil {
return nil, err
}
req.azureCommonReq = common.(azureCommonReq)
req.ResourceGroup = r.Header.Get("ResourceGroup")
req.VirtualNetwork = r.Header.Get("VirtualNetwork")
return req, nil
}