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store.go
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store.go
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package node
import (
"fmt"
"strings"
"github.com/rancher/norman/httperror"
"github.com/rancher/norman/store/transform"
"github.com/rancher/norman/types"
"github.com/rancher/norman/types/convert"
"github.com/rancher/norman/types/values"
"github.com/rancher/rancher/pkg/api/store/workload"
"k8s.io/apimachinery/pkg/util/validation"
)
const apiUpdate = "management.cattle.io/apiUpdate"
type nodeStore struct {
types.Store
}
func SetupStore(schema *types.Schema) {
schema.Store = &transform.Store{
Store: nodeStore{
Store: schema.Store,
},
Transformer: func(apiContext *types.APIContext, schema *types.Schema, data map[string]interface{}, opt *types.QueryOptions) (map[string]interface{}, error) {
workload.SetPublicEnpointsFields(data)
setState(data)
return data, nil
},
}
}
func (n nodeStore) List(apiContext *types.APIContext, schema *types.Schema, opt *types.QueryOptions) ([]map[string]interface{}, error) {
setName := false
for _, cond := range opt.Conditions {
if cond.Field == "name" && cond.ToCondition().Modifier == types.ModifierEQ {
setName = true
break
}
}
datas, err := n.Store.List(apiContext, schema, opt)
if err != nil || !setName {
return datas, err
}
for _, data := range datas {
if !convert.IsAPIObjectEmpty(data["name"]) {
continue
}
if !convert.IsAPIObjectEmpty(data["nodeName"]) {
data["name"] = data["nodeName"]
continue
}
if !convert.IsAPIObjectEmpty(data["requestedHostname"]) {
data["name"] = data["requestedHostname"]
continue
}
}
return datas, err
}
func (n nodeStore) Create(apiContext *types.APIContext, schema *types.Schema, data map[string]interface{}) (map[string]interface{}, error) {
format(data)
nodePoolID := n.getNodePoolID(apiContext, schema, data, "")
if nodePoolID != "" {
if err := n.validateHostname(schema, data); err != nil {
return nil, err
}
}
return n.Store.Create(apiContext, schema, data)
}
func (n nodeStore) Update(apiContext *types.APIContext, schema *types.Schema, data map[string]interface{}, id string) (map[string]interface{}, error) {
format(data)
return n.Store.Update(apiContext, schema, data, id)
}
func format(data map[string]interface{}) {
data["currentNodeLabels"] = map[string]string{apiUpdate: "true"}
data["currentNodeAnnotations"] = map[string]string{apiUpdate: "true"}
data["desiredNodeLabels"] = data["labels"]
data["desiredNodeAnnotations"] = data["annotations"]
}
func setState(data map[string]interface{}) {
if data["state"] == "draining" {
return
}
if convert.ToBool(values.GetValueN(data, "unschedulable")) {
conditions, _ := values.GetSlice(data, "conditions")
for _, condition := range conditions {
condType := values.GetValueN(condition, "type")
if convert.ToString(condType) == "Drained" &&
convert.ToString(values.GetValueN(condition, "status")) == "True" {
data["state"] = "drained"
return
}
}
data["state"] = "cordoned"
}
}
func (n nodeStore) getNodePoolID(apiContext *types.APIContext, schema *types.Schema, data map[string]interface{}, id string) string {
_, ok := data["nodePoolId"]
if ok {
return data["nodePoolId"].(string)
}
if id != "" {
existingNode, err := n.ByID(apiContext, schema, id)
if err != nil {
return ""
}
_, ok := existingNode["nodePoolId"].(string)
if ok {
return existingNode["nodePoolId"].(string)
}
}
return ""
}
func (n nodeStore) validateHostname(schema *types.Schema, data map[string]interface{}) error {
hostName := data["name"]
if hostName != nil {
errs := validation.IsDNS1123Label(hostName.(string))
if len(errs) != 0 {
return httperror.NewAPIError(httperror.InvalidFormat, fmt.Sprintf("invalid value %s: %s", hostName.(string),
strings.Join(errs, ",")))
}
}
return nil
}