96 lines
2.6 KiB
Go
96 lines
2.6 KiB
Go
/*
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Copyright © 2022 SUSE LLC
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"context"
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"fmt"
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"net/http"
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"github.com/gorilla/websocket"
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elementalv1 "github.com/rancher/elemental-operator/api/v1beta1"
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"github.com/rancher/elemental-operator/pkg/tpm"
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managementv3 "github.com/rancher/rancher/pkg/apis/management.cattle.io/v3"
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"github.com/sirupsen/logrus"
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"k8s.io/apimachinery/pkg/types"
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"sigs.k8s.io/controller-runtime/pkg/client"
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)
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type authenticator interface {
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Authenticate(conn *websocket.Conn, req *http.Request, registerNamespace string) (*elementalv1.MachineInventory, bool, error)
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}
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type InventoryServer struct {
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client.Client
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context.Context
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authenticators []authenticator
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}
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func New(ctx context.Context, cl client.Client) *InventoryServer {
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server := &InventoryServer{
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Client: cl,
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Context: ctx,
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authenticators: []authenticator{
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tpm.New(ctx, cl),
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},
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}
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return server
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}
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func (i *InventoryServer) getRancherCACert() string {
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setting := &managementv3.Setting{}
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if err := i.Get(i, types.NamespacedName{Name: "cacerts"}, setting); err != nil {
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logrus.Errorf("Error getting cacerts setting: %s", err.Error())
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return ""
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}
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if setting.Value == "" {
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if err := i.Get(i, types.NamespacedName{Name: "internal-cacerts"}, setting); err != nil {
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logrus.Errorf("Error getting internal-cacerts setting: %s", err.Error())
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return ""
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}
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}
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return setting.Value
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}
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func (i *InventoryServer) getRancherServerURL() (string, error) {
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setting := &managementv3.Setting{}
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if err := i.Get(i, types.NamespacedName{Name: "server-url"}, setting); err != nil {
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return "", fmt.Errorf("failed to get server url setting: %w", err)
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}
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if setting.Value == "" {
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return "", fmt.Errorf("server-url is not set")
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}
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return setting.Value, nil
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}
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func (i *InventoryServer) authMachine(conn *websocket.Conn, req *http.Request, registerNamespace string) (*elementalv1.MachineInventory, error) {
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for _, auth := range i.authenticators {
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machine, cont, err := auth.Authenticate(conn, req, registerNamespace)
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if err != nil {
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return nil, err
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}
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if machine != nil || !cont {
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return machine, nil
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}
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}
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return nil, nil
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}
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