deprecated-oc-catalog/models/datacenter.go

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2023-03-03 14:43:11 +01:00
package models
import (
"net"
"time"
"cloud.o-forge.io/core/oc-catalog/models/rtype"
"cloud.o-forge.io/core/oc-catalog/services"
"github.com/beego/beego/v2/core/logs"
"go.mongodb.org/mongo-driver/bson/primitive"
)
type DatacenterCpuModel struct {
Cores uint `json:"cores" required:"true"` //TODO: validate
Architecture string `json:"architecture"` //TOOD: enum
Shared bool `json:"shared"`
MinimumMemory uint `json:"minimum_memory"`
Platform string `json:"platform"`
}
type DatacenterMemoryModel struct {
Size uint `json:"size" description:"Units in MB"`
Ecc bool `json:"ecc"`
}
type DatacenterGpuModel struct {
CudaCores uint `json:"cuda_cores"`
Model string `json:"model"`
Memory uint `json:"memory" description:"Units in MB"`
TensorCores uint `json:"tensor_cores"`
}
type DatacenterNEWModel struct {
Name string `json:"name" required:"true"`
Type string `json:"type,omitempty" required:"true"`
Acronym string `json:"acronym" required:"true" description:"id of the DC"`
Hosts []string `json:"hosts" required:"true" description:"list of host:port"`
Description string `json:"description" required:"true"`
ShortDescription string `json:"short_description" required:"true" validate:"required"`
Logo string `json:"logo" required:"true" validate:"required"`
CPU DatacenterCpuModel `json:"cpu" required:"true"`
RAM DatacenterMemoryModel `json:"ram" required:"true"`
GPU []DatacenterGpuModel `json:"gpu" required:"true"`
Owner string `json:"owner" `
BookingPrice int `json:"bookingPrice" `
}
type DatacenterModel struct {
ID string `json:"ID" bson:"_id" required:"true"`
DatacenterNEWModel `bson:",inline"`
}
func GetDatacenterFromAcronym(DC_name string) (retObj *DatacenterModel) {
// TODO: This call should get the data from the peers, since it could be a different
// host in the future
res := services.MngoCollDatacenter.FindOne(services.MngoCtx, primitive.M{"acronym": DC_name})
if res.Err() != nil {
logs.Error(res)
return
}
var ret DatacenterModel
res.Decode(&ret)
return &ret
}
func (obj DatacenterModel) GetTotalCPUs() uint {
return obj.CPU.Cores
}
func (obj DatacenterModel) GetTotalGPUs() uint {
return uint(len(obj.GPU))
}
func (obj DatacenterModel) GetTotalRAM() uint {
return obj.RAM.Size
}
func (obj DatacenterModel) getRtype() rtype.Rtype {
return rtype.DATACENTER
}
func (model DatacenterModel) getName() string {
return model.Name
}
type DatacenterObject struct {
ReferenceID primitive.ObjectID `json:"referenceID" description:"Data model ID"`
}
func (obj *DatacenterObject) setReference(rID primitive.ObjectID) {
obj.ReferenceID = rID
}
func (obj DatacenterObject) getModel() (ret ResourceModel, err error) {
var ret2 DatacenterModel
res := services.MngoCollDatacenter.FindOne(services.MngoCtx,
primitive.M{"_id": obj.ReferenceID},
)
if err = res.Err(); err != nil {
return
}
err = res.Decode(&ret2)
return ret2, err
}
func (obj DatacenterObject) getReference() primitive.ObjectID {
return obj.ReferenceID
}
// Return a reachable host. If no one is reachable, return the first entry
func (obj DatacenterObject) getHost() (host *string) {
res := services.MngoCollDatacenter.FindOne(services.MngoCtx, primitive.M{"_id": obj.ReferenceID})
if res.Err() != nil {
logs.Error(res)
return nil
}
var ret DatacenterModel
err := res.Decode(&ret)
if err != nil {
logs.Error(res)
return nil
}
host = GetHost(ret.Hosts)
return
}
func GetHost(hosts []string) (host *string) {
// Return the first one if we can't reach any server
host = &hosts[0]
for _, singleHost := range hosts {
conn, err := net.DialTimeout("tcp", singleHost, time.Duration(3)*time.Second) //FIXME: longer wait for connection in the future?
if err != nil {
continue
}
if conn != nil {
//bingo
host = &singleHost
conn.Close()
return
}
}
return
}
func (obj DatacenterObject) getRtype() rtype.Rtype {
return rtype.DATACENTER
}
func (obj DatacenterObject) getName() (name *string) {
res := services.MngoCollDatacenter.FindOne(services.MngoCtx, primitive.M{"_id": obj.ReferenceID})
if res.Err() != nil {
logs.Error(res)
return
}
var ret DatacenterModel
res.Decode(&ret)
return &ret.Name
}
func (obj DatacenterObject) isLinked(rID string) LinkingState {
return NO_LINK
}
func (obj *DatacenterObject) addLink(direction LinkingState, rObjID string) {
}
func PostOneDatacenter(obj DatacenterNEWModel) (string, error) {
return postOneResource(obj, rtype.DATACENTER)
}
func GetMultipleDatacenter(IDs []string) (object *[]DatacenterModel, err error) {
objArray, err := getMultipleResourceByIDs(IDs, rtype.DATACENTER)
if err != nil {
return nil, err
}
object = objArray.(*[]DatacenterModel)
return object, err
}
func GetOneDatacenter(ID string) (object *DatacenterModel, err error) {
obj, err := getOneResourceByID(ID, rtype.DATACENTER)
if err != nil {
return object, err
}
object = obj.(*DatacenterModel) //TODO: fix a possible segfault in this model and the others
return object, err
}