mirror of
https://github.com/kubesphere/kubekey.git
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954579beb5
Signed-off-by: joyceliu <joyceliu@yunify.com> Co-authored-by: joyceliu <joyceliu@yunify.com>
102 lines
2.8 KiB
Go
102 lines
2.8 KiB
Go
/*
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Copyright 2023 The KubeSphere Authors.
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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 manager
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import (
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"context"
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"github.com/cockroachdb/errors"
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"k8s.io/klog/v2"
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ctrl "sigs.k8s.io/controller-runtime"
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"sigs.k8s.io/controller-runtime/pkg/healthz"
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"github.com/kubesphere/kubekey/v4/cmd/controller-manager/app/options"
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_const "github.com/kubesphere/kubekey/v4/pkg/const"
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)
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type controllerManager struct {
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*options.ControllerManagerServerOptions
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}
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// Run controllerManager, run controller in kubernetes
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func (m controllerManager) Run(ctx context.Context) error {
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ctrl.SetLogger(klog.NewKlogr())
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restconfig, err := ctrl.GetConfig()
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if err != nil {
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return errors.Wrap(err, "failed to get restconfig in kubernetes")
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}
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mgr, err := ctrl.NewManager(restconfig, ctrl.Options{
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Scheme: _const.Scheme,
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LeaderElection: m.LeaderElection,
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LeaderElectionID: m.LeaderElectionID,
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LeaderElectionResourceLock: m.LeaderElectionResourceLock,
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HealthProbeBindAddress: ":9440",
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})
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if err != nil {
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return errors.Wrap(err, "failed to create controller manager")
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}
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if err := mgr.AddHealthzCheck("default", healthz.Ping); err != nil {
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return errors.Wrap(err, "failed to add default healthcheck")
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}
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if err := mgr.AddReadyzCheck("default", healthz.Ping); err != nil {
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return errors.Wrap(err, "failed to add default readycheck")
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}
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if err := m.register(mgr); err != nil {
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return err
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}
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return errors.Wrap(mgr.Start(ctx), "failed to start manager")
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}
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func (m controllerManager) register(mgr ctrl.Manager) error {
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if len(m.Controllers) == 0 {
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return errors.New("register controllers is empty")
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}
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for _, c := range m.Controllers {
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if !m.IsControllerEnabled(c.Name()) {
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klog.Infof("controller %q is disabled", c.Name())
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continue
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}
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if err := c.SetupWithManager(mgr, *m.ControllerManagerServerOptions); err != nil {
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return errors.Wrapf(err, "failed to register controller %q", c.Name())
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}
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}
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return nil
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}
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// IsControllerEnabled check if a specified controller enabled or not.
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func (m *controllerManager) IsControllerEnabled(name string) bool {
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allowedAll := false
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for _, controllerGate := range m.ControllerGates {
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if controllerGate == name {
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return true
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}
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if controllerGate == "-"+name {
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return false
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}
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if controllerGate == "*" {
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allowedAll = true
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}
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}
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return allowedAll
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}
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