74 lines
2 KiB
Go
74 lines
2 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 proxy
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import (
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"k8s.io/kubernetes/pkg/apis/extensions"
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"k8s.io/ingress/core/pkg/ingress/annotations/parser"
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"k8s.io/ingress/core/pkg/ingress/defaults"
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)
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const (
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connect = "ingress.kubernetes.io/proxy-connect-timeout"
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send = "ingress.kubernetes.io/proxy-send-timeout"
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read = "ingress.kubernetes.io/proxy-read-timeout"
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bufferSize = "ingress.kubernetes.io/proxy-buffer-size"
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)
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// Configuration returns the proxy timeout to use in the upstream server/s
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type Configuration struct {
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ConnectTimeout int
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SendTimeout int
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ReadTimeout int
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BufferSize string
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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 ParseAnnotations(cfg defaults.Backend, ing *extensions.Ingress) *Configuration {
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if ing == nil || ing.GetAnnotations() == nil {
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return &Configuration{
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cfg.ProxyConnectTimeout,
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cfg.ProxySendTimeout,
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cfg.ProxyReadTimeout,
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cfg.ProxyBufferSize,
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}
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}
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ct, err := parser.GetIntAnnotation(connect, ing)
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if err != nil {
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ct = cfg.ProxyConnectTimeout
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}
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st, err := parser.GetIntAnnotation(send, ing)
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if err != nil {
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st = cfg.ProxySendTimeout
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}
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rt, err := parser.GetIntAnnotation(read, ing)
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if err != nil {
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rt = cfg.ProxyReadTimeout
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}
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bs, err := parser.GetStringAnnotation(bufferSize, ing)
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if err != nil || bs == "" {
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bs = cfg.ProxyBufferSize
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}
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return &Configuration{ct, st, rt, bs}
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}
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