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listener_processor.go
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listener_processor.go
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// Copyright Project Contour 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 dag
import "github.com/projectcontour/contour/internal/gatewayapi"
// nolint:revive
const (
HTTP_LISTENER_NAME = "ingress_http"
HTTPS_LISTENER_NAME = "ingress_https"
)
// ListenerProcessor adds an HTTP and an HTTPS listener to
// the DAG.
type ListenerProcessor struct {
HTTPAddress string
HTTPPort int
HTTPSAddress string
HTTPSPort int
}
// Run adds HTTP and HTTPS listeners to the DAG.
func (p *ListenerProcessor) Run(dag *DAG, cache *KubernetesCache) {
if cache.gateway != nil {
dag.HasDynamicListeners = true
for _, port := range gatewayapi.ValidateListeners(cache.gateway.Spec.Listeners).Ports {
address := p.HTTPAddress
if port.Protocol == "https" {
address = p.HTTPSAddress
}
dag.Listeners[port.Name] = &Listener{
Name: port.Name,
Protocol: port.Protocol,
Address: address,
Port: int(port.ContainerPort),
EnableWebsockets: true,
vhostsByName: map[string]*VirtualHost{},
svhostsByName: map[string]*SecureVirtualHost{},
}
}
} else {
dag.Listeners[HTTP_LISTENER_NAME] = &Listener{
Name: HTTP_LISTENER_NAME,
Protocol: "http",
Address: p.HTTPAddress,
Port: intOrDefault(p.HTTPPort, 8080),
RouteConfigName: "ingress_http",
vhostsByName: map[string]*VirtualHost{},
}
dag.Listeners[HTTPS_LISTENER_NAME] = &Listener{
Name: HTTPS_LISTENER_NAME,
Protocol: "https",
Address: p.HTTPSAddress,
Port: intOrDefault(p.HTTPSPort, 8443),
RouteConfigName: "https",
FallbackCertRouteConfigName: "ingress_fallbackcert",
svhostsByName: map[string]*SecureVirtualHost{},
}
}
}
func intOrDefault(i, def int) int {
if i > 0 {
return i
}
return def
}