/
annotations.go
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/
annotations.go
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// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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 translation
import (
"github.com/imdario/mergo"
"go.uber.org/zap"
"github.com/apache/apisix-ingress-controller/pkg/log"
"github.com/apache/apisix-ingress-controller/pkg/providers/ingress/translation/annotations"
"github.com/apache/apisix-ingress-controller/pkg/providers/ingress/translation/annotations/pluginconfig"
"github.com/apache/apisix-ingress-controller/pkg/providers/ingress/translation/annotations/plugins"
"github.com/apache/apisix-ingress-controller/pkg/providers/ingress/translation/annotations/regex"
"github.com/apache/apisix-ingress-controller/pkg/providers/ingress/translation/annotations/websocket"
apisix "github.com/apache/apisix-ingress-controller/pkg/types/apisix/v1"
)
// Structure extracted by Ingress Resource
type Ingress struct {
Plugins apisix.Plugins
UseRegex bool
EnableWebSocket bool
PluginConfigName string
}
var (
_parsers = map[string]annotations.IngressAnnotationsParser{
"Plugins": plugins.NewParser(),
"UseRegex": regex.NewParser(),
"EnableWebSocket": websocket.NewParser(),
"PluginConfigName": pluginconfig.NewParser(),
}
)
func (t *translator) TranslateAnnotations(anno map[string]string) *Ingress {
ing := &Ingress{}
extractor := annotations.NewExtractor(anno)
data := make(map[string]interface{})
for name, parser := range _parsers {
out, err := parser.Parse(extractor)
if err != nil {
log.Warnw("failed to parse annotations",
zap.Error(err),
)
continue
}
if out != nil {
data[name] = out
}
}
err := mergo.MapWithOverwrite(ing, data)
if err != nil {
log.Errorw("unexpected error merging extracted annotations", zap.Error(err))
}
return ing
}