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cmscontroller.go
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cmscontroller.go
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/*
Copyright 2016 The Fission 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 cms
import (
"context"
"github.com/pkg/errors"
"go.uber.org/zap"
informerv1 "k8s.io/client-go/informers/core/v1"
"k8s.io/client-go/kubernetes"
fv1 "github.com/fission/fission/pkg/apis/core/v1"
"github.com/fission/fission/pkg/executor/executortype"
"github.com/fission/fission/pkg/generated/clientset/versioned"
)
type (
// ConfigSecretController represents a controller for configmaps and secrets
ConfigSecretController struct {
logger *zap.Logger
fissionClient versioned.Interface
}
)
// MakeConfigSecretController makes a controller for configmaps and secrets which changes related functions
func MakeConfigSecretController(ctx context.Context, logger *zap.Logger, fissionClient versioned.Interface,
kubernetesClient kubernetes.Interface, types map[fv1.ExecutorType]executortype.ExecutorType,
configmapInformer informerv1.ConfigMapInformer,
secretInformer informerv1.SecretInformer) *ConfigSecretController {
logger.Debug("Creating ConfigMap & Secret Controller")
cmsController := &ConfigSecretController{
logger: logger,
fissionClient: fissionClient,
}
configmapInformer.Informer().AddEventHandler(ConfigMapEventHandlers(ctx, logger, fissionClient, kubernetesClient, types))
secretInformer.Informer().AddEventHandler(SecretEventHandlers(ctx, logger, fissionClient, kubernetesClient, types))
return cmsController
}
func refreshPods(ctx context.Context, logger *zap.Logger, funcs []fv1.Function, types map[fv1.ExecutorType]executortype.ExecutorType) {
for _, f := range funcs {
var err error
et, exists := types[f.Spec.InvokeStrategy.ExecutionStrategy.ExecutorType]
if exists {
err = et.RefreshFuncPods(ctx, logger, f)
} else {
err = errors.Errorf("Unknown executor type '%v'", f.Spec.InvokeStrategy.ExecutionStrategy.ExecutorType)
}
if err != nil {
logger.Error("Failed to recycle pods for function after configmap/secret changed",
zap.Error(err),
zap.Any("function", f))
}
}
}