Files
capsule/pkg/webhook/ingress/errors.go
2021-06-03 19:46:20 +02:00

89 lines
2.5 KiB
Go

// Copyright 2020-2021 Clastix Labs
// SPDX-License-Identifier: Apache-2.0
package ingress
import (
"fmt"
"strings"
"github.com/clastix/capsule/api/v1alpha1"
)
type ingressClassForbidden struct {
className string
spec v1alpha1.AllowedListSpec
}
func NewIngressClassForbidden(className string, spec v1alpha1.AllowedListSpec) error {
return &ingressClassForbidden{
className: className,
spec: spec,
}
}
func (i ingressClassForbidden) Error() string {
return fmt.Sprintf("Ingress Class %s is forbidden for the current Tenant%s", i.className, appendClassError(i.spec))
}
type ingressHostnameNotValid struct {
invalidHostnames []string
notMatchingHostnames []string
spec v1alpha1.AllowedListSpec
}
type ingressHostnameCollision struct {
hostname string
}
func (i ingressHostnameCollision) Error() string {
return fmt.Sprintf("hostname %s is already used across the cluster: please, reach out to the system administrators", i.hostname)
}
func NewIngressHostnameCollision(hostname string) error {
return ingressHostnameCollision{hostname: hostname}
}
func NewIngressHostnamesNotValid(invalidHostnames []string, notMatchingHostnames []string, spec v1alpha1.AllowedListSpec) error {
return &ingressHostnameNotValid{invalidHostnames: invalidHostnames, notMatchingHostnames: notMatchingHostnames, spec: spec}
}
func (i ingressHostnameNotValid) Error() string {
return fmt.Sprintf("Hostnames %s are not valid for the current Tenant. Hostnames %s not matching for the current Tenant%s",
i.invalidHostnames, i.notMatchingHostnames, appendHostnameError(i.spec))
}
type ingressClassNotValid struct {
spec v1alpha1.AllowedListSpec
}
func NewIngressClassNotValid(spec v1alpha1.AllowedListSpec) error {
return &ingressClassNotValid{
spec: spec,
}
}
func (i ingressClassNotValid) Error() string {
return "A valid Ingress Class must be used" + appendClassError(i.spec)
}
func appendClassError(spec v1alpha1.AllowedListSpec) (append string) {
if len(spec.Exact) > 0 {
append += fmt.Sprintf(", one of the following (%s)", strings.Join(spec.Exact, ", "))
}
if len(spec.Regex) > 0 {
append += fmt.Sprintf(", or matching the regex %s", spec.Regex)
}
return
}
func appendHostnameError(spec v1alpha1.AllowedListSpec) (append string) {
if len(spec.Exact) > 0 {
append += fmt.Sprintf(", specify one of the following (%s)", strings.Join(spec.Exact, ", "))
}
if len(spec.Regex) > 0 {
append += fmt.Sprintf(", or matching the regex %s", spec.Regex)
}
return
}