61 lines
1.7 KiB
Go
61 lines
1.7 KiB
Go
/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package healthcheck
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import (
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extensions "k8s.io/api/extensions/v1beta1"
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"k8s.io/ingress-nginx/internal/ingress/annotations/parser"
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"k8s.io/ingress-nginx/internal/ingress/resolver"
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)
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// Config returns the URL and method to use check the status of
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// the upstream server/s
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type Config struct {
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MaxFails int `json:"maxFails"`
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FailTimeout int `json:"failTimeout"`
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}
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type healthCheck struct {
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r resolver.Resolver
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}
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// NewParser creates a new health check annotation parser
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func NewParser(r resolver.Resolver) parser.IngressAnnotation {
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return healthCheck{r}
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}
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// ParseAnnotations parses the annotations contained in the ingress
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// rule used to configure upstream check parameters
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func (hc healthCheck) Parse(ing *extensions.Ingress) (interface{}, error) {
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defBackend := hc.r.GetDefaultBackend()
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if ing.GetAnnotations() == nil {
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return &Config{defBackend.UpstreamMaxFails, defBackend.UpstreamFailTimeout}, nil
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}
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mf, err := parser.GetIntAnnotation("upstream-max-fails", ing)
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if err != nil {
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mf = defBackend.UpstreamMaxFails
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}
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ft, err := parser.GetIntAnnotation("upstream-fail-timeout", ing)
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if err != nil {
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ft = defBackend.UpstreamFailTimeout
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}
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return &Config{mf, ft}, nil
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}
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