util

package

v0.21.1 Latest Latest Go to latest Published: Apr 1, 2019 License: GPL-3.0 Imports: 26 Imported by: 0

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Repository

github.com/Privatix/dapp-installer

Documentation ¶

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Index ¶

Constants
func CheckSystemPrerequisites(volume string) error
func CopyDir(src string, dst string) error
func CopyFile(src, dst string) error
func DappCtrlVersion(filename string) string
func DownloadFile(filePath, url string) error
func ExecuteCommand(filename string, args ...string) (err error)
func ExecuteCommandOutput(filename string, args ...string) (string, error)
func FreePort(host, port string) (string, error)
func GrantAccess(path string) error
func Hash(s string) string
func IsServiceStopped(id string) bool
func IsURL(path string) bool
func KillProcess(dir string) error
func MergeJSONFile(dstFile, srcFile string, exceptions ...string) error
func ParseVersion(s string) int64
func RenamePath(path, folder string) string
func RetryTillSucceed(ctx context.Context, f func() error) error
func SelfRemove(dir string) error
func TempPath(volume string) string
func TimeOutInSec(timeout uint64) time.Duration
func Unzip(src string, dest string) error
type Addr
- func MatchAddr(str string) []Addr
type WriteCounter
- func (wc *WriteCounter) Write(p []byte) (int, error)

Constants ¶

View Source

const (
	// MinAvailableDiskSize - available min 500MB
	MinAvailableDiskSize uint64 = 500 * 1024 * 1024
	// MinMemorySize  - min RAM 2 GB
	MinMemorySize uint64 = 2 * 1000 * 1024 * 1024
	// FullPermission - 0777
	FullPermission os.FileMode = 0777
)

Variables ¶

This section is empty.

Functions ¶

func CheckSystemPrerequisites ¶

func CheckSystemPrerequisites(volume string) error

CheckSystemPrerequisites does checked system to prerequisites.

func CopyDir ¶

func CopyDir(src string, dst string) error

CopyDir copies data from source directory to desctination directory.

func CopyFile ¶

func CopyFile(src, dst string) error

CopyFile copies file.

func DappCtrlVersion ¶

func DappCtrlVersion(filename string) string

DappCtrlVersion returns dappctrl version.

func DownloadFile ¶

func DownloadFile(filePath, url string) error

DownloadFile downloads the file.

func ExecuteCommand ¶

func ExecuteCommand(filename string, args ...string) (err error)

ExecuteCommand does executing file.

func ExecuteCommandOutput ¶

func ExecuteCommandOutput(filename string, args ...string) (string, error)

ExecuteCommandOutput does executing file and returns output.

func FreePort ¶

func FreePort(host, port string) (string, error)

FreePort returns available free port number.

func GrantAccess ¶

func GrantAccess(path string) error

GrantAccess grants access to directory.

func Hash ¶

func Hash(s string) string

Hash returns string hash.

func IsServiceStopped ¶

func IsServiceStopped(id string) bool

IsServiceStopped returns service stopped status.

func IsURL ¶

func IsURL(path string) bool

IsURL checks path to url.

func KillProcess ¶

func KillProcess(dir string) error

KillProcess kills all processes at dir path.

func MergeJSONFile ¶

func MergeJSONFile(dstFile, srcFile string, exceptions ...string) error

MergeJSONFile merges two json files.

func ParseVersion ¶

func ParseVersion(s string) int64

ParseVersion returns version number in int64 format.

func RenamePath ¶

func RenamePath(path, folder string) string

RenamePath changes folder name and returns it

func RetryTillSucceed ¶

func RetryTillSucceed(ctx context.Context, f func() error) error

RetryTillSucceed tries execute func till succeed or returns timeout error.

func SelfRemove ¶

func SelfRemove(dir string) error

SelfRemove removes itself execute file.

func TempPath ¶

func TempPath(volume string) string

TempPath creates temporary directory.

func TimeOutInSec ¶

func TimeOutInSec(timeout uint64) time.Duration

TimeOutInSec returns time duration in seconds.

func Unzip ¶

func Unzip(src string, dest string) error

Unzip will decompress a zip archive, moving all files and folders within the zip file (parameter 1) to an output directory (parameter 2).

Types ¶

type Addr ¶

type Addr struct {
	Address string
	Host    string
	Port    string
}

Addr type contains address, host and port parameters.

func MatchAddr ¶

func MatchAddr(str string) []Addr

MatchAddr returns matches addr params from text.

type WriteCounter ¶

type WriteCounter struct {
	Label        string
	Processed    uint64
	Total        uint64
	OutputLenght int
}

WriteCounter type is used for download process.

func (*WriteCounter) Write ¶

func (wc *WriteCounter) Write(p []byte) (int, error)

Source Files ¶

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