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cluster_filters.go
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cluster_filters.go
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// Copyright 2023 SAP SE or an SAP affiliate company. All rights reserved. This file is licensed under the Apache Software License, v. 2 except as noted otherwise in the LICENSE file
//
// 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 customresources
import (
fluentbitv1alpha2 "github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2"
fluentbitv1alpha2filter "github.com/fluent/fluent-operator/v2/apis/fluentbit/v1alpha2/plugins/filter"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/utils/ptr"
)
// GetClusterFilters returns the ClusterFilters used by the Fluent Operator.
func GetClusterFilters(configName string, labels map[string]string) []*fluentbitv1alpha2.ClusterFilter {
return []*fluentbitv1alpha2.ClusterFilter{
{
ObjectMeta: metav1.ObjectMeta{
// This filter will be the second one of fluent-bit because the operator orders them by name
Name: "02-containerd",
Labels: labels,
},
Spec: fluentbitv1alpha2.FilterSpec{
Match: "kubernetes.*",
FilterItems: []fluentbitv1alpha2.FilterItem{
{
Parser: &fluentbitv1alpha2filter.Parser{
KeyName: "log",
Parser: "containerd-parser",
ReserveData: ptr.To(true),
},
},
},
},
},
{
ObjectMeta: metav1.ObjectMeta{
// This filter will be the third one of fluent-bit because the operator orders them by name
Name: "03-add-tag-to-record",
Labels: labels,
},
Spec: fluentbitv1alpha2.FilterSpec{
Match: "kubernetes.*",
FilterItems: []fluentbitv1alpha2.FilterItem{
{
Lua: &fluentbitv1alpha2filter.Lua{
Script: corev1.ConfigMapKeySelector{
Key: "add_tag_to_record.lua",
LocalObjectReference: corev1.LocalObjectReference{
Name: configName,
},
},
Call: "add_tag_to_record",
},
},
},
},
},
{
ObjectMeta: metav1.ObjectMeta{
// This filter will be the last one of fluent-bit because the operator orders them by name
Name: "zz-modify-severity",
Labels: labels,
},
Spec: fluentbitv1alpha2.FilterSpec{
Match: "kubernetes.*",
FilterItems: []fluentbitv1alpha2.FilterItem{
{
Lua: &fluentbitv1alpha2filter.Lua{
Script: corev1.ConfigMapKeySelector{
Key: "modify_severity.lua",
LocalObjectReference: corev1.LocalObjectReference{
Name: configName,
},
},
Call: "cb_modify",
},
},
},
},
},
}
}