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VMSpecHandler.go
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/
VMSpecHandler.go
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// Proof of Concepts of CB-Spider.
// The CB-Spider is a sub-Framework of the Cloud-Barista Multi-Cloud Project.
// The CB-Spider Mission is to connect all the clouds with a single interface.
//
// * Cloud-Barista: https://github.com/cloud-barista
//
// This is a Cloud Driver Example for PoC Test.
//
// program by ysjeon@mz.co.kr, 2020.01.
package resources
import (
"context"
_ "errors"
"strconv"
"strings"
compute "google.golang.org/api/compute/v1"
call "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/call-log"
idrv "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces"
irs "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces/resources"
)
type GCPVMSpecHandler struct {
Region idrv.RegionInfo
Ctx context.Context
Client *compute.Service
Credential idrv.CredentialInfo
}
func (vmSpecHandler *GCPVMSpecHandler) ListVMSpec(Region string) ([]*irs.VMSpecInfo, error) {
projectID := vmSpecHandler.Credential.ProjectID
zone := vmSpecHandler.Region.Zone
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.GCP,
RegionZone: vmSpecHandler.Region.Zone,
ResourceType: call.VMSPEC,
ResourceName: "",
CloudOSAPI: "List()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
resp, err := vmSpecHandler.Client.MachineTypes.List(projectID, zone).Do()
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Info(call.String(callLogInfo))
cblogger.Error(err)
return []*irs.VMSpecInfo{}, err
}
callogger.Info(call.String(callLogInfo))
var vmSpecInfo []*irs.VMSpecInfo
for _, i := range resp.Items {
info := irs.VMSpecInfo{
Region: zone,
Name: i.Name,
VCpu: irs.VCpuInfo{
Count: strconv.FormatInt(i.GuestCpus, 10),
},
Mem: strconv.FormatInt(i.MemoryMb, 10),
}
vmSpecInfo = append(vmSpecInfo, &info)
}
return vmSpecInfo, nil
}
func (vmSpecHandler *GCPVMSpecHandler) GetVMSpec(Region string, Name string) (irs.VMSpecInfo, error) {
// default info
projectID := vmSpecHandler.Credential.ProjectID
zone := vmSpecHandler.Region.Zone
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.GCP,
RegionZone: vmSpecHandler.Region.Zone,
ResourceType: call.VMSPEC,
ResourceName: Name,
CloudOSAPI: "Get()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
info, err := vmSpecHandler.Client.MachineTypes.Get(projectID, zone, Name).Do()
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Info(call.String(callLogInfo))
cblogger.Error(err)
return irs.VMSpecInfo{}, err
}
callogger.Info(call.String(callLogInfo))
vmSpecInfo := irs.VMSpecInfo{
Region: Region,
Name: Name,
VCpu: irs.VCpuInfo{
Count: strconv.FormatInt(info.GuestCpus, 10),
Clock: "",
},
Mem: strconv.FormatInt(info.MemoryMb, 10),
Gpu: []irs.GpuInfo{
{
Count: "",
Mfr: "",
Model: "",
Mem: "",
},
},
}
return vmSpecInfo, nil
}
func (vmSpecHandler *GCPVMSpecHandler) ListOrgVMSpec(Region string) (string, error) {
projectID := vmSpecHandler.Credential.ProjectID
zone := vmSpecHandler.Region.Zone
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.GCP,
RegionZone: vmSpecHandler.Region.Zone,
ResourceType: call.VMSPEC,
ResourceName: "",
CloudOSAPI: "List()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
resp, err := vmSpecHandler.Client.MachineTypes.List(projectID, zone).Do()
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Info(call.String(callLogInfo))
cblogger.Error(err)
return "", err
}
callogger.Info(call.String(callLogInfo))
j, _ := resp.MarshalJSON()
return string(j), err
}
func (vmSpecHandler *GCPVMSpecHandler) GetOrgVMSpec(Region string, Name string) (string, error) {
projectID := vmSpecHandler.Credential.ProjectID
zone := vmSpecHandler.Region.Zone
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.GCP,
RegionZone: vmSpecHandler.Region.Zone,
ResourceType: call.VMSPEC,
ResourceName: Name,
CloudOSAPI: "Get()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
info, err := vmSpecHandler.Client.MachineTypes.Get(projectID, zone, Name).Do()
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Info(call.String(callLogInfo))
cblogger.Error(err)
return "", err
}
callogger.Info(call.String(callLogInfo))
j, _ := info.MarshalJSON()
return string(j), err
}
// gcp 같은경우 n1 타입만 그래픽 카드가 추가 되며
// 1. n1타입인지 확인하는 로직 필요
// 2. 해당 카드에 관련된 정보를 조회하는 로직필요.
// 3. 해당 리스트를 조회하고 해당 GPU를 선택하는 로직
func CheckMachineType(Name string) bool {
prefix := "n1"
if ok := strings.HasPrefix(prefix, Name); ok {
return ok
}
return false
}