Method CreateExecutableCopy

actor/pluginaction/install.go:34–58

CreateExecutableCopy makes a temporary copy of a plugin binary and makes it executable. config.PluginHome() + /temp is used as the temp dir instead of the system temp for security reasons.

(path string, tempPluginDir string)

// config.PluginHome() + /temp is used as the temp dir instead of the system
// temp for security reasons.
func (actor Actor) CreateExecutableCopy(path string, tempPluginDir string) (string, error) {
	tempFile, err := makeTempFile(tempPluginDir)
	if err != nil {
		return "", err
	}

	// add '.exe' to the temp file if on Windows
	executablePath := generic.ExecutableFilename(tempFile.Name())
	err = os.Rename(tempFile.Name(), executablePath)
	if err != nil {
		return "", err
	}

	err = fileutils.CopyPathToPath(path, executablePath)
	if err != nil {
		return "", err
	}

	err = os.Chmod(executablePath, 0700)
	if err != nil {
		return "", err
	}

	return executablePath, nil
}

// DownloadExecutableBinaryFromURL fetches a plugin binary from the specified
// URL, if it exists.