Update dependencies

pkg/ingress/annotations/proxy/main.go

@@ -0,0 +1,160 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+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 proxy
+
+import (
+	extensions "k8s.io/api/extensions/v1beta1"
+
+	"k8s.io/ingress-nginx/pkg/ingress/annotations/parser"
+	"k8s.io/ingress-nginx/pkg/ingress/resolver"
+)
+
+const (
+	bodySize         = "ingress.kubernetes.io/proxy-body-size"
+	connect          = "ingress.kubernetes.io/proxy-connect-timeout"
+	send             = "ingress.kubernetes.io/proxy-send-timeout"
+	read             = "ingress.kubernetes.io/proxy-read-timeout"
+	bufferSize       = "ingress.kubernetes.io/proxy-buffer-size"
+	cookiePath       = "ingress.kubernetes.io/proxy-cookie-path"
+	cookieDomain     = "ingress.kubernetes.io/proxy-cookie-domain"
+	nextUpstream     = "ingress.kubernetes.io/proxy-next-upstream"
+	passParams       = "ingress.kubernetes.io/proxy-pass-params"
+	requestBuffering = "ingress.kubernetes.io/proxy-request-buffering"
+)
+
+// Configuration returns the proxy timeout to use in the upstream server/s
+type Configuration struct {
+	BodySize         string `json:"bodySize"`
+	ConnectTimeout   int    `json:"connectTimeout"`
+	SendTimeout      int    `json:"sendTimeout"`
+	ReadTimeout      int    `json:"readTimeout"`
+	BufferSize       string `json:"bufferSize"`
+	CookieDomain     string `json:"cookieDomain"`
+	CookiePath       string `json:"cookiePath"`
+	NextUpstream     string `json:"nextUpstream"`
+	PassParams       string `json:"passParams"`
+	RequestBuffering string `json:"requestBuffering"`
+}
+
+// Equal tests for equality between two Configuration types
+func (l1 *Configuration) Equal(l2 *Configuration) bool {
+	if l1 == l2 {
+		return true
+	}
+	if l1 == nil || l2 == nil {
+		return false
+	}
+	if l1.BodySize != l2.BodySize {
+		return false
+	}
+	if l1.ConnectTimeout != l2.ConnectTimeout {
+		return false
+	}
+	if l1.SendTimeout != l2.SendTimeout {
+		return false
+	}
+	if l1.ReadTimeout != l2.ReadTimeout {
+		return false
+	}
+	if l1.BufferSize != l2.BufferSize {
+		return false
+	}
+	if l1.CookieDomain != l2.CookieDomain {
+		return false
+	}
+	if l1.CookiePath != l2.CookiePath {
+		return false
+	}
+	if l1.NextUpstream != l2.NextUpstream {
+		return false
+	}
+	if l1.PassParams != l2.PassParams {
+		return false
+	}
+
+	if l1.RequestBuffering != l2.RequestBuffering {
+		return false
+	}
+
+	return true
+}
+
+type proxy struct {
+	backendResolver resolver.DefaultBackend
+}
+
+// NewParser creates a new reverse proxy configuration annotation parser
+func NewParser(br resolver.DefaultBackend) parser.IngressAnnotation {
+	return proxy{br}
+}
+
+// ParseAnnotations parses the annotations contained in the ingress
+// rule used to configure upstream check parameters
+func (a proxy) Parse(ing *extensions.Ingress) (interface{}, error) {
+	defBackend := a.backendResolver.GetDefaultBackend()
+	ct, err := parser.GetIntAnnotation(connect, ing)
+	if err != nil {
+		ct = defBackend.ProxyConnectTimeout
+	}
+
+	st, err := parser.GetIntAnnotation(send, ing)
+	if err != nil {
+		st = defBackend.ProxySendTimeout
+	}
+
+	rt, err := parser.GetIntAnnotation(read, ing)
+	if err != nil {
+		rt = defBackend.ProxyReadTimeout
+	}
+
+	bufs, err := parser.GetStringAnnotation(bufferSize, ing)
+	if err != nil || bufs == "" {
+		bufs = defBackend.ProxyBufferSize
+	}
+
+	cp, err := parser.GetStringAnnotation(cookiePath, ing)
+	if err != nil || cp == "" {
+		cp = defBackend.ProxyCookiePath
+	}
+
+	cd, err := parser.GetStringAnnotation(cookieDomain, ing)
+	if err != nil || cd == "" {
+		cd = defBackend.ProxyCookieDomain
+	}
+
+	bs, err := parser.GetStringAnnotation(bodySize, ing)
+	if err != nil || bs == "" {
+		bs = defBackend.ProxyBodySize
+	}
+
+	nu, err := parser.GetStringAnnotation(nextUpstream, ing)
+	if err != nil || nu == "" {
+		nu = defBackend.ProxyNextUpstream
+	}
+
+	pp, err := parser.GetStringAnnotation(passParams, ing)
+	if err != nil || pp == "" {
+		pp = defBackend.ProxyPassParams
+	}
+
+	rb, err := parser.GetStringAnnotation(requestBuffering, ing)
+	if err != nil || rb == "" {
+		rb = defBackend.ProxyRequestBuffering
+	}
+
+	return &Configuration{bs, ct, st, rt, bufs, cd, cp, nu, pp, rb}, nil
+}