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dataprovider.go
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/
dataprovider.go
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// Copyright © 2022 Cisco Systems, Inc. and/or its affiliates
//
// 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 syslogng
import (
"context"
"emperror.dev/errors"
v1 "k8s.io/api/apps/v1"
"k8s.io/apimachinery/pkg/types"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/kube-logging/logging-operator/pkg/sdk/logging/api/v1beta1"
)
type DataProvider struct {
client client.Client
logging *v1beta1.Logging
syslogNGSConfig *v1beta1.SyslogNGConfig
}
func NewDataProvider(client client.Client, logging *v1beta1.Logging, syslogNGSConfig *v1beta1.SyslogNGConfig) *DataProvider {
return &DataProvider{
client: client,
logging: logging,
syslogNGSConfig: syslogNGSConfig,
}
}
func (p *DataProvider) GetReplicaCount(ctx context.Context) (*int32, error) {
sts := &v1.StatefulSet{}
om := p.logging.SyslogNGObjectMeta(StatefulSetName, ComponentSyslogNG, p.syslogNGSConfig)
err := p.client.Get(ctx, types.NamespacedName{Namespace: om.Namespace, Name: om.Name}, sts)
if err != nil {
return nil, errors.WrapIf(client.IgnoreNotFound(err), "getting syslog-ng statefulset")
}
return sts.Spec.Replicas, nil
}