github.com/emc-advanced-dev/unik@v0.0.0-20190717152701-a58d3e8e33b7/pkg/providers/common/get_device_name.go (about)

     1  package common
     2  
     3  import (
     4  	"github.com/emc-advanced-dev/pkg/errors"
     5  	"github.com/solo-io/unik/pkg/types"
     6  )
     7  
     8  func GetDeviceNameForMnt(image *types.Image, mntPoint string) (string, error) {
     9  	for _, mapping := range image.RunSpec.DeviceMappings {
    10  		if mntPoint == mapping.MountPoint {
    11  			return mapping.DeviceName, nil
    12  		}
    13  	}
    14  	return "", errors.New("no mapping found on image "+image.Id+" for mount point "+mntPoint, nil)
    15  }
    16  
    17  func GetControllerPortForMnt(image *types.Image, mntPoint string) (int, error) {
    18  	for controllerPort, mapping := range image.RunSpec.DeviceMappings {
    19  		if mntPoint == mapping.MountPoint {
    20  			return controllerPort, nil
    21  		}
    22  	}
    23  	return -1, errors.New("no mapping found on image "+image.Id+" for mount point "+mntPoint, nil)
    24  }