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helpers.go
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/
helpers.go
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// Copyright 2018 The Terraformer 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 panos
import (
"encoding/xml"
"reflect"
"strings"
"unicode"
"github.com/PaloAltoNetworks/pango"
"github.com/PaloAltoNetworks/pango/util"
"golang.org/x/text/secure/precis"
"golang.org/x/text/transform"
"golang.org/x/text/unicode/norm"
)
// func Initialize(o interface{}) (interface{}, error) {
// c := pango.Client{
// CheckEnvironment: true,
// }
// if val := os.Getenv("PANOS_LOGGING"); val == "" {
// c.Logging = pango.LogQuiet
// }
// switch o.(type) {
// case pango.Firewall:
// fw := &pango.Firewall{Client: c}
// return fw, fw.Initialize()
// case pango.Panorama:
// pano := &pango.Panorama{Client: c}
// return pano, pano.Initialize()
// }
// return nil, fmt.Errorf("not supported")
// }
func Initialize() (interface{}, error) {
return pango.Connect(pango.Client{
CheckEnvironment: true,
})
}
func GetVsysList() ([]string, interface{}, error) {
client, err := Initialize()
if err != nil {
return []string{}, nil, err
}
vsysList, err := client.(util.XapiClient).EntryListUsing(client.(util.XapiClient).Get, []string{
"config",
"devices",
util.AsEntryXpath([]string{"localhost.localdomain"}),
"vsys",
})
if err != nil {
return []string{}, nil, err
}
if len(vsysList) == 0 {
return []string{"shared"}, pango.Panorama{}, nil
}
return vsysList, reflect.TypeOf(client), nil
}
func FilterCallableResources(t interface{}, resources []string) []string {
var filteredResources []string
switch t.(type) {
case pango.Panorama:
for _, r := range resources {
if strings.HasPrefix(r, "panorama_") {
filteredResources = append(filteredResources, r)
}
}
default:
for _, r := range resources {
if strings.HasPrefix(r, "firewall_") {
filteredResources = append(filteredResources, r)
}
}
}
return filteredResources
}
func normalizeResourceName(s string) string {
normalize := precis.NewIdentifier(
precis.AdditionalMapping(func() transform.Transformer {
return transform.Chain(norm.NFD, transform.RemoveFunc(func(r rune) bool { //nolint
return unicode.Is(unicode.Mn, r)
}))
}),
precis.Norm(norm.NFC),
)
r := strings.NewReplacer(" ", "_",
"!", "_",
"\"", "_",
"#", "_",
"%", "_",
"&", "_",
"'", "_",
"(", "_",
")", "_",
"{", "_",
"}", "_",
"*", "_",
"+", "_",
",", "_",
"-", "_",
".", "_",
"/", "_",
"|", "_",
"\\", "_",
":", "_",
";", "_",
">", "_",
"=", "_",
"<", "_",
"?", "_",
"[", "_",
"]", "_",
"^", "_",
"`", "_",
"~", "_",
"$", "_",
"@", "_at_")
replaced := r.Replace(strings.ToLower(s))
result, err := normalize.String(replaced)
if err != nil {
return replaced
}
return result
}
type getListWithoutArg interface {
GetList() ([]string, error)
}
type getListWithOneArg interface {
GetList(string) ([]string, error)
}
type getListWithTwoArgs interface {
GetList(string, string) ([]string, error)
}
type getListWithThreeArgs interface {
GetList(string, string, string) ([]string, error)
}
type getListWithFourArgs interface {
GetList(string, string, string, string) ([]string, error)
}
type getListWithFiveArgs interface {
GetList(string, string, string, string, string) ([]string, error)
}
type getGeneric struct {
i interface{}
params []string
}
type Response struct {
XMLName xml.Name `xml:"response"`
Result Result `xml:"result"`
}
type Result struct {
XMLName xml.Name `xml:"result"`
Vsys Vsys `xml:"vsys"`
}
type Vsys struct {
XMLName xml.Name `xml:"vsys"`
Entries []Entry `xml:"entry"`
}
type Entry struct {
XMLName xml.Name `xml:"entry"`
Name string `xml:"name,attr"`
Import Import `xml:"import"`
}
type Import struct {
XMLName xml.Name `xml:"import"`
Network Network `xml:"network"`
}
type Network struct {
XMLName xml.Name `xml:"network"`
Interface Interface `xml:"interface"`
VirtualRouter VirtualRouter `xml:"virtual-router"`
Vlan Vlan `xml:"vlan"`
}
type Interface struct {
XMLName xml.Name `xml:"interface"`
Members []string `xml:"member"`
}
type VirtualRouter struct {
XMLName xml.Name `xml:"virtual-router"`
Members []string `xml:"member"`
}
type Vlan struct {
XMLName xml.Name `xml:"vlan"`
Members []string `xml:"member"`
}
func contains(s []string, e string) bool {
for _, v := range s {
if v == e {
return true
}
}
return false
}