utils

Documentation

Index

• func ConvStrArrayToPtr(strArr []string) []*string
• func GetMappedRBDs(ctx types.Context) (map[string]string, error)
• func GetRBDStatus(ctx types.Context, pool, image *string) (map[string]interface{}, error)
• func GetRadosPools(ctx types.Context) ([]*string, error)
• func GetVolumeID(pool, image *string) *string
• func ParseMonitorAddresses(addrs []string) ([]net.IP, error)
• func RBDCreate(ctx types.Context, pool *string, image *string, sizeGB *int64, ...) error
• func RBDHasWatchers(ctx types.Context, pool *string, image *string) (bool, error)
• func RBDMap(ctx types.Context, pool, image *string) (string, error)
• func RBDRemove(ctx types.Context, pool *string, image *string) error
• func RBDUnmap(ctx types.Context, device *string) error
• func RunCommand(ctx types.Context, cmd *exec.Cmd, ignoreCodes ...int) ([]byte, int, error)
• type RBDImage
  • func GetRBDImages(ctx types.Context, pool *string) ([]*RBDImage, error)
• type RBDInfo
  • func GetRBDInfo(ctx types.Context, pool *string, name *string) (*RBDInfo, error)

Functions

func ConvStrArrayToPtr

func ConvStrArrayToPtr(strArr []string) []*string

ConvStrArrayToPtr converts the slice of strings to a slice of pointers to str

func GetMappedRBDs

func GetMappedRBDs(ctx types.Context) (map[string]string, error)

GetMappedRBDs returns a map of RBDs currently mapped to the *local* host

func GetRBDStatus

func GetRBDStatus(
	ctx types.Context,
	pool, image *string) (map[string]interface{}, error)

GetRBDStatus returns a map of RBD status info

func GetRadosPools

func GetRadosPools(ctx types.Context) ([]*string, error)

GetRadosPools returns a slice containing all the pool names

func GetVolumeID

func GetVolumeID(pool, image *string) *string

GetVolumeID returns an RBD Volume formatted as <pool>.<imageName>

func ParseMonitorAddresses

func ParseMonitorAddresses(addrs []string) ([]net.IP, error)

ParseMonitorAddresses returns a slice of IP address from the given slice of string addresses. Addresses can be IPv4, IPv4:port, [IPv6], or [IPv6]:port

func RBDCreate

func RBDCreate(
	ctx types.Context,
	pool *string,
	image *string,
	sizeGB *int64,
	objectSize *string,
	features []*string) error

RBDCreate creates a new RBD volume on the cluster

func RBDHasWatchers

func RBDHasWatchers(
	ctx types.Context,
	pool *string,
	image *string) (bool, error)

RBDHasWatchers returns true if RBD image has watchers

func RBDMap

func RBDMap(
	ctx types.Context,
	pool, image *string) (string, error)

RBDMap attaches the given RBD image to the *local* host

func RBDRemove

func RBDRemove(
	ctx types.Context,
	pool *string,
	image *string) error

RBDRemove deletes the RBD volume on the cluster

func RBDUnmap

func RBDUnmap(ctx types.Context, device *string) error

RBDUnmap detaches the given RBD device from the *local* host

func RunCommand

func RunCommand(
	ctx types.Context,
	cmd *exec.Cmd,
	ignoreCodes ...int) ([]byte, int, error)

RunCommand run the given command, taking care of proper logging

Types

type RBDImage

type RBDImage struct {
	Name   string `json:"image"`
	Size   int64  `json:"size"`
	Format uint   `json:"format"`
	Pool   string
}

RBDImage holds details about an RBD image

func GetRBDImages

func GetRBDImages(
	ctx types.Context,
	pool *string) ([]*RBDImage, error)

GetRBDImages returns a slice of RBD image info

type RBDInfo

type RBDInfo struct {
	Name            string   `json:"name"`
	Size            int64    `json:"size"`
	Objects         int64    `json:"objects"`
	Order           int64    `json:"order"`
	ObjectSize      int64    `json:"object_size"`
	BlockNamePrefix string   `json:"block_name_prefix"`
	Format          int64    `json:"format"`
	Features        []string `json:"features"`
	Pool            string
}

RBDInfo holds low-level details about an RBD image

func GetRBDInfo

func GetRBDInfo(
	ctx types.Context,
	pool *string,
	name *string) (*RBDInfo, error)

GetRBDInfo gets low-level details about an RBD image