forked from hashicorp/terraform
/
structures.go
200 lines (170 loc) · 4.62 KB
/
structures.go
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package kubernetes
import (
"fmt"
"net/url"
"strings"
"encoding/base64"
"github.com/hashicorp/terraform/helper/schema"
"k8s.io/kubernetes/pkg/api/resource"
api "k8s.io/kubernetes/pkg/api/v1"
)
func idParts(id string) (string, string) {
parts := strings.Split(id, "/")
return parts[0], parts[1]
}
func buildId(meta api.ObjectMeta) string {
return meta.Namespace + "/" + meta.Name
}
func expandMetadata(in []interface{}) api.ObjectMeta {
meta := api.ObjectMeta{}
if len(in) < 1 {
return meta
}
m := in[0].(map[string]interface{})
meta.Annotations = expandStringMap(m["annotations"].(map[string]interface{}))
meta.Labels = expandStringMap(m["labels"].(map[string]interface{}))
if v, ok := m["generate_name"]; ok {
meta.GenerateName = v.(string)
}
if v, ok := m["name"]; ok {
meta.Name = v.(string)
}
if v, ok := m["namespace"]; ok {
meta.Namespace = v.(string)
}
return meta
}
func patchMetadata(keyPrefix, pathPrefix string, d *schema.ResourceData) PatchOperations {
ops := make([]PatchOperation, 0, 0)
if d.HasChange(keyPrefix + "annotations") {
oldV, newV := d.GetChange(keyPrefix + "annotations")
diffOps := diffStringMap(pathPrefix+"annotations", oldV.(map[string]interface{}), newV.(map[string]interface{}))
ops = append(ops, diffOps...)
}
if d.HasChange(keyPrefix + "labels") {
oldV, newV := d.GetChange(keyPrefix + "labels")
diffOps := diffStringMap(pathPrefix+"labels", oldV.(map[string]interface{}), newV.(map[string]interface{}))
ops = append(ops, diffOps...)
}
return ops
}
func expandStringMap(m map[string]interface{}) map[string]string {
result := make(map[string]string)
for k, v := range m {
result[k] = v.(string)
}
return result
}
func expandStringSlice(s []interface{}) []string {
result := make([]string, len(s), len(s))
for k, v := range s {
result[k] = v.(string)
}
return result
}
func flattenMetadata(meta api.ObjectMeta) []map[string]interface{} {
m := make(map[string]interface{})
m["annotations"] = filterAnnotations(meta.Annotations)
if meta.GenerateName != "" {
m["generate_name"] = meta.GenerateName
}
m["labels"] = meta.Labels
m["name"] = meta.Name
m["resource_version"] = meta.ResourceVersion
m["self_link"] = meta.SelfLink
m["uid"] = fmt.Sprintf("%v", meta.UID)
m["generation"] = meta.Generation
if meta.Namespace != "" {
m["namespace"] = meta.Namespace
}
return []map[string]interface{}{m}
}
func filterAnnotations(m map[string]string) map[string]string {
for k, _ := range m {
if isInternalAnnotationKey(k) {
delete(m, k)
}
}
return m
}
func isInternalAnnotationKey(annotationKey string) bool {
u, err := url.Parse("//" + annotationKey)
if err == nil && strings.HasSuffix(u.Hostname(), "kubernetes.io") {
return true
}
return false
}
func byteMapToStringMap(m map[string][]byte) map[string]string {
result := make(map[string]string)
for k, v := range m {
result[k] = string(v)
}
return result
}
func ptrToString(s string) *string {
return &s
}
func ptrToInt(i int) *int {
return &i
}
func ptrToBool(b bool) *bool {
return &b
}
func ptrToInt32(i int32) *int32 {
return &i
}
func sliceOfString(slice []interface{}) []string {
result := make([]string, len(slice), len(slice))
for i, s := range slice {
result[i] = s.(string)
}
return result
}
func base64EncodeStringMap(m map[string]interface{}) map[string]interface{} {
result := make(map[string]interface{})
for k, v := range m {
value := v.(string)
result[k] = (base64.StdEncoding.EncodeToString([]byte(value)))
}
return result
}
func flattenResourceList(l api.ResourceList) map[string]string {
m := make(map[string]string)
for k, v := range l {
m[string(k)] = v.String()
}
return m
}
func expandMapToResourceList(m map[string]interface{}) (api.ResourceList, error) {
out := make(map[api.ResourceName]resource.Quantity)
for stringKey, v := range m {
key := api.ResourceName(stringKey)
value, err := resource.ParseQuantity(v.(string))
if err != nil {
return out, err
}
out[key] = value
}
return out, nil
}
func flattenPersistentVolumeAccessModes(in []api.PersistentVolumeAccessMode) *schema.Set {
var out = make([]interface{}, len(in), len(in))
for i, v := range in {
out[i] = string(v)
}
return schema.NewSet(schema.HashString, out)
}
func expandPersistentVolumeAccessModes(s []interface{}) []api.PersistentVolumeAccessMode {
out := make([]api.PersistentVolumeAccessMode, len(s), len(s))
for i, v := range s {
out[i] = api.PersistentVolumeAccessMode(v.(string))
}
return out
}
func newStringSet(f schema.SchemaSetFunc, in []string) *schema.Set {
var out = make([]interface{}, len(in), len(in))
for i, v := range in {
out[i] = v
}
return schema.NewSet(f, out)
}