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/*
Licensed under the GNU AFFERO GENERAL PUBLIC LICENSE Version 3 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
https://www.gnu.org/licenses/agpl-3.0.html
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 components
import (
"fmt"
"strings"
corev1 "k8s.io/api/core/v1"
networkingv1beta1 "k8s.io/api/networking/v1beta1"
"k8s.io/apimachinery/pkg/util/intstr"
"k8s.libre.sh/interfaces"
meta "k8s.libre.sh/meta"
ingress "k8s.libre.sh/objects/ingress"
service "k8s.libre.sh/objects/service"
)
// +kubebuilder:object:generate=true
type Network struct {
IngressMeta *meta.ObjectMeta `json:"ingressMeta,omitempty"`
ServiceMeta *meta.ObjectMeta `json:"serviceMeta,omitempty"`
*Backend `json:",inline"`
}
func (s *Network) TemplateValues() map[string]interface{} {
values := make(map[string]interface{})
values["backend"] = s.Backend.TemplateValues()
values["serviceMeta"] = s.ServiceMeta.TemplateValues()
values["ingressMeta"] = s.IngressMeta.TemplateValues()
return values
}
// +kubebuilder:object:generate=true
type Service struct {
*meta.ObjectMeta `json:"meta,omitempty"`
*Backend `json:"backend,omitempty"`
}
func (s *Service) Mutate(obj interfaces.Object) error {
service.MutateService(s, obj.(*corev1.Service), s.ObjectMeta)
meta.MutateMeta(s, obj)
return nil
}
func (s *Service) GetObject() interfaces.Object {
return &corev1.Service{}
}
func (s *Service) TemplateValues() map[string]interface{} {
values := make(map[string]interface{})
values["meta"] = s.ObjectMeta.TemplateValues()
values["paths"] = s.Paths
values["port"] = map[string]string{
"name": s.Port.Name,
"port": strconv.FormatInt(int64(s.Port.Port), 10),
"protocol": string(s.Port.Protocol),
}
values["serviceType"] = s.ServiceType
return values
}
// +kubebuilder:object:generate=true
type Ingress struct {
*meta.ObjectMeta `json:"commonMeta,omitempty"`
Backends []Backend `json:"backends,omitempty"`
}
// +kubebuilder:object:generate=true
type Backend struct {
ServiceName string `json:"name,omitempty"`
Hostname string `json:"hostname,omitempty"`
Paths []string `json:"routes,omitempty"`
TLS bool `json:"tls,omitempty"`
TLSSecretRef string `json:"tlsSecretRef,omitempty"`
Port service.Port `json:"port,omitempty"`
ServiceType corev1.ServiceType `json:"type,omitempty"`
}
func (s *Backend) TemplateValues() map[string]interface{} {
values := make(map[string]interface{})
values["serviceName"] = s.ServiceName
values["Hostname"] = s.Hostname
values["Paths"] = s.Paths
values["TLS"] = s.TLS
values["TLSSecretRef"] = s.TLSSecretRef
values["port"] = map[string]string{
"name": s.Port.Name,
"port": strconv.FormatInt(int64(s.Port.Port), 10),
"protocol": string(s.Port.Protocol),
}
values["ServiceType"] = s.ServiceType
return values
}
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func (i *Ingress) Mutate(obj interfaces.Object) error {
ingress.MutateIngress(i, obj.(*networkingv1beta1.Ingress))
meta.MutateMeta(i, obj)
return nil
}
func (i *Ingress) GetObject() interfaces.Object {
return &networkingv1beta1.Ingress{}
}
func (b *Backend) GetServiceType() corev1.ServiceType { return b.ServiceType }
func (b *Backend) GetServicePorts() []corev1.ServicePort {
ports := []corev1.ServicePort{}
ports = append(ports, b.GetServicePort())
return ports
}
func (b *Backend) GetServicePort() corev1.ServicePort {
port := corev1.ServicePort{
TargetPort: intstr.FromString(b.Port.Name),
Port: b.Port.Port,
Name: b.Port.Name,
}
if len(b.Port.Protocol) > 0 {
port.Protocol = b.Port.Protocol
}
return port
}
func (b *Backend) GetIngressBackendPaths() []networkingv1beta1.HTTPIngressPath {
bkpaths := []networkingv1beta1.HTTPIngressPath{}
for _, p := range b.Paths {
path := networkingv1beta1.HTTPIngressPath{
Path: p,
Backend: networkingv1beta1.IngressBackend{
// TODO TO FIX
ServiceName: b.ServiceName,
ServicePort: intstr.FromString(b.Port.Name),
},
}
bkpaths = append(bkpaths, path)
}
return bkpaths
}
func (b *Backend) GetIngressRule() networkingv1beta1.IngressRule {
rule := networkingv1beta1.IngressRule{
Host: b.Hostname,
IngressRuleValue: networkingv1beta1.IngressRuleValue{
HTTP: &networkingv1beta1.HTTPIngressRuleValue{
Paths: b.GetIngressBackendPaths(),
},
},
}
return rule
}
func (i *Ingress) GetIngressRules() []networkingv1beta1.IngressRule {
rules := []networkingv1beta1.IngressRule{}
for _, ing := range i.Backends {
rules = append(rules, ing.GetIngressRule())
}
return rules
}
func (b *Backend) GetIngressTLS() networkingv1beta1.IngressTLS {
tls := networkingv1beta1.IngressTLS{}
if b.TLS {
if len(b.TLSSecretRef) == 0 {
b.TLSSecretRef = fmt.Sprintf("%v-%v", strings.Replace(b.Hostname, ".", "-", -1), "tls")
}
tls = networkingv1beta1.IngressTLS{
SecretName: b.TLSSecretRef,
}
tls.Hosts = append(tls.Hosts, b.Hostname)
}
return tls
}
func (i *Ingress) GetIngressTLS() []networkingv1beta1.IngressTLS {
tlsList := []networkingv1beta1.IngressTLS{}
for _, ing := range i.Backends {
tlsList = append(tlsList, ing.GetIngressTLS())
}
return tlsList
}
func (o *Service) GetObjectKind() string { return "Service" }
func (o *Service) GetObjectGroup() string { return "" }
func (o *Ingress) GetObjectKind() string { return "Ingress" }
func (o *Ingress) GetObjectGroup() string { return "extensions" }