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	This commits implements the Kubernetes volume plugin allowing pods to seamlessly access and use data stored on ScaleIO volumes.
		
			
				
	
	
		
			111 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			111 lines
		
	
	
		
			2.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package goscaleio
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| 
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| import (
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| 	"bytes"
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| 	"encoding/json"
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| 	"errors"
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| 	"fmt"
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| 	"io/ioutil"
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| 	"reflect"
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| 
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| 	types "github.com/codedellemc/goscaleio/types/v1"
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| )
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| 
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| type Device struct {
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| 	Device *types.Device
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| 	client *Client
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| }
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| 
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| func NewDevice(client *Client) *Device {
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| 	return &Device{
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| 		Device: new(types.Device),
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| 		client: client,
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| 	}
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| }
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| 
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| func NewDeviceEx(client *Client, device *types.Device) *Device {
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| 	return &Device{
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| 		Device: device,
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| 		client: client,
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| 	}
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| }
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| 
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| func (storagePool *StoragePool) AttachDevice(path string, sdsID string) (string, error) {
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| 	endpoint := storagePool.client.SIOEndpoint
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| 
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| 	deviceParam := &types.DeviceParam{}
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| 	deviceParam.Name = path
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| 	deviceParam.DeviceCurrentPathname = path
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| 	deviceParam.StoragePoolID = storagePool.StoragePool.ID
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| 	deviceParam.SdsID = sdsID
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| 	deviceParam.TestMode = "testAndActivate"
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| 
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| 	jsonOutput, err := json.Marshal(&deviceParam)
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| 	if err != nil {
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| 		return "", fmt.Errorf("error marshaling: %s", err)
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| 	}
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| 	endpoint.Path = fmt.Sprintf("/api/types/Device/instances")
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| 
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| 	req := storagePool.client.NewRequest(map[string]string{}, "POST", endpoint, bytes.NewBufferString(string(jsonOutput)))
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| 	req.SetBasicAuth("", storagePool.client.Token)
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| 	req.Header.Add("Accept", "application/json;version="+storagePool.client.configConnect.Version)
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| 	req.Header.Add("Content-Type", "application/json;version="+storagePool.client.configConnect.Version)
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| 
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| 	resp, err := storagePool.client.retryCheckResp(&storagePool.client.Http, req)
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| 	if err != nil {
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| 		return "", err
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| 	}
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| 	defer resp.Body.Close()
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| 
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| 	bs, err := ioutil.ReadAll(resp.Body)
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| 	if err != nil {
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| 		return "", errors.New("error reading body")
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| 	}
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| 
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| 	var dev types.DeviceResp
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| 	err = json.Unmarshal(bs, &dev)
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| 	if err != nil {
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| 		return "", err
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| 	}
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| 
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| 	return dev.ID, nil
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| }
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| 
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| func (storagePool *StoragePool) GetDevice() (devices []types.Device, err error) {
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| 	endpoint := storagePool.client.SIOEndpoint
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| 	endpoint.Path = fmt.Sprintf("/api/instances/StoragePool::%v/relationships/Device", storagePool.StoragePool.ID)
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| 
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| 	req := storagePool.client.NewRequest(map[string]string{}, "GET", endpoint, nil)
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| 	req.SetBasicAuth("", storagePool.client.Token)
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| 	req.Header.Add("Accept", "application/json;version="+storagePool.client.configConnect.Version)
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| 
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| 	resp, err := storagePool.client.retryCheckResp(&storagePool.client.Http, req)
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| 	if err != nil {
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| 		return []types.Device{}, fmt.Errorf("problem getting response: %v", err)
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| 	}
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| 	defer resp.Body.Close()
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| 
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| 	if err = storagePool.client.decodeBody(resp, &devices); err != nil {
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| 		return []types.Device{}, fmt.Errorf("error decoding instances response: %s", err)
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| 	}
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| 
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| 	return devices, nil
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| }
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| 
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| func (storagePool *StoragePool) FindDevice(field, value string) (device *types.Device, err error) {
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| 	devices, err := storagePool.GetDevice()
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| 	if err != nil {
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| 		return &types.Device{}, nil
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| 	}
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| 
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| 	for _, device := range devices {
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| 		valueOf := reflect.ValueOf(device)
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| 		switch {
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| 		case reflect.Indirect(valueOf).FieldByName(field).String() == value:
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| 			return &device, nil
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| 		}
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| 	}
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| 
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| 	return &types.Device{}, errors.New("Couldn't find DEV")
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| }
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