traefik/provider/kubernetes/annotations.go

119 lines
6.7 KiB
Go

package kubernetes
import (
"github.com/containous/traefik/provider/label"
)
const (
annotationKubernetesIngressClass = "kubernetes.io/ingress.class"
annotationKubernetesAuthRealm = "ingress.kubernetes.io/auth-realm"
annotationKubernetesAuthType = "ingress.kubernetes.io/auth-type"
annotationKubernetesAuthSecret = "ingress.kubernetes.io/auth-secret"
annotationKubernetesRewriteTarget = "ingress.kubernetes.io/rewrite-target"
annotationKubernetesWhitelistSourceRange = "ingress.kubernetes.io/whitelist-source-range"
annotationKubernetesPreserveHost = "ingress.kubernetes.io/preserve-host"
annotationKubernetesPassTLSCert = "ingress.kubernetes.io/pass-tls-cert"
annotationKubernetesFrontendEntryPoints = "ingress.kubernetes.io/frontend-entry-points"
annotationKubernetesPriority = "ingress.kubernetes.io/priority"
annotationKubernetesCircuitBreakerExpression = "ingress.kubernetes.io/circuit-breaker-expression"
annotationKubernetesLoadBalancerMethod = "ingress.kubernetes.io/load-balancer-method"
annotationKubernetesAffinity = "ingress.kubernetes.io/affinity"
annotationKubernetesSessionCookieName = "ingress.kubernetes.io/session-cookie-name"
annotationKubernetesRuleType = "ingress.kubernetes.io/rule-type"
annotationKubernetesRedirectEntryPoint = "ingress.kubernetes.io/redirect-entry-point"
annotationKubernetesRedirectPermanent = "ingress.kubernetes.io/redirect-permanent"
annotationKubernetesRedirectRegex = "ingress.kubernetes.io/redirect-regex"
annotationKubernetesRedirectReplacement = "ingress.kubernetes.io/redirect-replacement"
annotationKubernetesMaxConnAmount = "ingress.kubernetes.io/max-conn-amount"
annotationKubernetesMaxConnExtractorFunc = "ingress.kubernetes.io/max-conn-extractor-func"
annotationKubernetesRateLimit = "ingress.kubernetes.io/rate-limit"
annotationKubernetesErrorPages = "ingress.kubernetes.io/error-pages"
annotationKubernetesBuffering = "ingress.kubernetes.io/buffering"
annotationKubernetesAppRoot = "ingress.kubernetes.io/app-root"
annotationKubernetesSSLRedirect = "ingress.kubernetes.io/ssl-redirect"
annotationKubernetesHSTSMaxAge = "ingress.kubernetes.io/hsts-max-age"
annotationKubernetesHSTSIncludeSubdomains = "ingress.kubernetes.io/hsts-include-subdomains"
annotationKubernetesCustomRequestHeaders = "ingress.kubernetes.io/custom-request-headers"
annotationKubernetesCustomResponseHeaders = "ingress.kubernetes.io/custom-response-headers"
annotationKubernetesAllowedHosts = "ingress.kubernetes.io/allowed-hosts"
annotationKubernetesProxyHeaders = "ingress.kubernetes.io/proxy-headers"
annotationKubernetesSSLTemporaryRedirect = "ingress.kubernetes.io/ssl-temporary-redirect"
annotationKubernetesSSLHost = "ingress.kubernetes.io/ssl-host"
annotationKubernetesSSLProxyHeaders = "ingress.kubernetes.io/ssl-proxy-headers"
annotationKubernetesHSTSPreload = "ingress.kubernetes.io/hsts-preload"
annotationKubernetesForceHSTSHeader = "ingress.kubernetes.io/force-hsts"
annotationKubernetesFrameDeny = "ingress.kubernetes.io/frame-deny"
annotationKubernetesCustomFrameOptionsValue = "ingress.kubernetes.io/custom-frame-options-value"
annotationKubernetesContentTypeNosniff = "ingress.kubernetes.io/content-type-nosniff"
annotationKubernetesBrowserXSSFilter = "ingress.kubernetes.io/browser-xss-filter"
annotationKubernetesContentSecurityPolicy = "ingress.kubernetes.io/content-security-policy"
annotationKubernetesPublicKey = "ingress.kubernetes.io/public-key"
annotationKubernetesReferrerPolicy = "ingress.kubernetes.io/referrer-policy"
annotationKubernetesIsDevelopment = "ingress.kubernetes.io/is-development"
)
// TODO [breaking] remove label support
var compatibilityMapping = map[string]string{
annotationKubernetesPreserveHost: "traefik.frontend.passHostHeader",
annotationKubernetesPassTLSCert: "traefik.frontend.passTLSCert",
annotationKubernetesFrontendEntryPoints: "traefik.frontend.entryPoints",
annotationKubernetesPriority: "traefik.frontend.priority",
annotationKubernetesCircuitBreakerExpression: "traefik.backend.circuitbreaker",
annotationKubernetesLoadBalancerMethod: "traefik.backend.loadbalancer.method",
annotationKubernetesAffinity: "traefik.backend.loadbalancer.stickiness",
annotationKubernetesSessionCookieName: "traefik.backend.loadbalancer.stickiness.cookieName",
annotationKubernetesRuleType: "traefik.frontend.rule.type",
annotationKubernetesRedirectEntryPoint: "traefik.frontend.redirect.entrypoint",
annotationKubernetesRedirectRegex: "traefik.frontend.redirect.regex",
annotationKubernetesRedirectReplacement: "traefik.frontend.redirect.replacement",
}
func getAnnotationName(annotations map[string]string, name string) string {
if _, ok := annotations[name]; ok {
return name
}
if _, ok := annotations[label.Prefix+name]; ok {
return name
}
// TODO [breaking] remove label support
if lbl, compat := compatibilityMapping[name]; compat {
if _, ok := annotations[lbl]; ok {
return name
}
}
return name
}
func getStringValue(annotations map[string]string, annotation string, defaultValue string) string {
annotationName := getAnnotationName(annotations, annotation)
return label.GetStringValue(annotations, annotationName, defaultValue)
}
func getBoolValue(annotations map[string]string, annotation string, defaultValue bool) bool {
annotationName := getAnnotationName(annotations, annotation)
return label.GetBoolValue(annotations, annotationName, defaultValue)
}
func getIntValue(annotations map[string]string, annotation string, defaultValue int) int {
annotationName := getAnnotationName(annotations, annotation)
return label.GetIntValue(annotations, annotationName, defaultValue)
}
func getInt64Value(annotations map[string]string, annotation string, defaultValue int64) int64 {
annotationName := getAnnotationName(annotations, annotation)
return label.GetInt64Value(annotations, annotationName, defaultValue)
}
func getSliceStringValue(annotations map[string]string, annotation string) []string {
annotationName := getAnnotationName(annotations, annotation)
return label.GetSliceStringValue(annotations, annotationName)
}
func getMapValue(annotations map[string]string, annotation string) map[string]string {
annotationName := getAnnotationName(annotations, annotation)
return label.GetMapValue(annotations, annotationName)
}