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config.go
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config.go
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// Copyright 2021 Chaos Mesh Authors.
//
// 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 config
import (
"os"
"strings"
"github.com/pkg/errors"
ctrl "sigs.k8s.io/controller-runtime"
"sigs.k8s.io/controller-runtime/pkg/log/zap"
"github.com/chaos-mesh/chaos-mesh/pkg/config"
)
// ControllerCfg is a global variable to keep the configuration for Chaos Controller
var ControllerCfg *config.ChaosControllerConfig
var log = ctrl.Log.WithName("config")
func init() {
conf, err := config.EnvironChaosController()
if err != nil {
ctrl.SetLogger(zap.New(zap.UseDevMode(true)))
log.Error(err, "Chaos Controller: invalid environment configuration")
os.Exit(1)
}
err = validate(&conf)
if err != nil {
ctrl.SetLogger(zap.New(zap.UseDevMode(true)))
log.Error(err, "Chaos Controller: invalid configuration")
os.Exit(1)
}
ControllerCfg = &conf
}
func validate(config *config.ChaosControllerConfig) error {
if !config.ClusterScoped {
if strings.TrimSpace(config.TargetNamespace) == "" {
return errors.New("no target namespace specified with namespace scoped mode")
}
}
return nil
}