che-operator/pkg/deploy/expose/expose.go

118 lines
3.8 KiB
Go

//
// Copyright (c) 2020-2020 Red Hat, Inc.
// This program and the accompanying materials are made
// available under the terms of the Eclipse Public License 2.0
// which is available at https://www.eclipse.org/legal/epl-2.0/
//
// SPDX-License-Identifier: EPL-2.0
//
// Contributors:
// Red Hat, Inc. - initial API and implementation
//
package expose
import (
"github.com/eclipse/che-operator/pkg/deploy"
"github.com/eclipse/che-operator/pkg/deploy/gateway"
"github.com/eclipse/che-operator/pkg/util"
"github.com/sirupsen/logrus"
)
func Expose(deployContext *deploy.DeployContext, cheHost string, endpointName string, additionalLabels string) (endpont string, done bool, err error) {
exposureStrategy := util.GetServerExposureStrategy(deployContext.CheCluster, deploy.DefaultServerExposureStrategy)
var domain string
var endpoint string
var pathPrefix string
var stripPrefix bool
if endpointName == "keycloak" {
pathPrefix = "auth"
stripPrefix = false
} else {
pathPrefix = endpointName
stripPrefix = true
}
if exposureStrategy == "multi-host" {
// this won't get used on openshift, because there we're intentionally let Openshift decide on the domain name
domain = endpointName + "-" + deployContext.CheCluster.Namespace + "." + deployContext.CheCluster.Spec.K8s.IngressDomain
endpoint = domain
} else {
domain = cheHost
if endpointName == "keycloak" {
// legacy
endpoint = domain
} else {
endpoint = domain + "/" + pathPrefix
}
}
gatewayConfig := "che-gateway-route-" + endpointName
singleHostExposureType := deploy.GetSingleHostExposureType(deployContext.CheCluster)
useGateway := exposureStrategy == "single-host" && (util.IsOpenShift || singleHostExposureType == "gateway")
if !util.IsOpenShift {
if useGateway {
cfg := gateway.GetGatewayRouteConfig(deployContext, gatewayConfig, "/"+pathPrefix, 10, "http://"+endpointName+":8080", stripPrefix)
clusterCfg, err := deploy.SyncConfigMapToCluster(deployContext, &cfg)
if !util.IsTestMode() {
if clusterCfg == nil {
if err != nil {
logrus.Error(err)
}
return "", false, err
}
}
if err := deploy.DeleteIngressIfExists(endpointName, deployContext); !util.IsTestMode() && err != nil {
logrus.Error(err)
}
} else {
ingress, err := deploy.SyncIngressToCluster(deployContext, endpointName, domain, endpointName, 8080, additionalLabels)
if !util.IsTestMode() {
if ingress == nil {
logrus.Infof("Waiting on ingress '%s' to be ready", endpointName)
if err != nil {
logrus.Error(err)
}
return "", false, err
}
}
if err := gateway.DeleteGatewayRouteConfig(gatewayConfig, deployContext); !util.IsTestMode() && err != nil {
logrus.Error(err)
}
}
} else {
if useGateway {
cfg := gateway.GetGatewayRouteConfig(deployContext, gatewayConfig, "/"+pathPrefix, 10, "http://"+endpointName+":8080", stripPrefix)
clusterCfg, err := deploy.SyncConfigMapToCluster(deployContext, &cfg)
if !util.IsTestMode() {
if clusterCfg == nil {
if err != nil {
logrus.Error(err)
}
return "", false, err
}
}
if err := deploy.DeleteRouteIfExists(endpointName, deployContext); !util.IsTestMode() && err != nil {
logrus.Error(err)
}
} else {
// the empty string for a host is intentional here - we let OpenShift decide on the hostname
route, err := deploy.SyncRouteToCluster(deployContext, endpointName, "", endpointName, 8080, additionalLabels)
if route == nil {
logrus.Infof("Waiting on route '%s' to be ready", endpointName)
if err != nil {
logrus.Error(err)
}
return "", false, err
}
if err := gateway.DeleteGatewayRouteConfig(gatewayConfig, deployContext); !util.IsTestMode() && err != nil {
logrus.Error(err)
}
endpoint = route.Spec.Host
}
}
return endpoint, true, nil
}