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package sdk
import (
"fmt"
"io/ioutil"
"os"
"path/filepath"
)
type protocol string
const (
protoTCP protocol = "tcp"
protoNamedPipe protocol = "npipe"
)
// PluginSpecDir returns plugin spec dir in relation to daemon root directory.
func PluginSpecDir(daemonRoot string) string {
return ([]string{filepath.Join(daemonRoot, "plugins")})[0]
}
// WindowsDefaultDaemonRootDir returns default data directory of docker daemon on Windows.
func WindowsDefaultDaemonRootDir() string {
return filepath.Join(os.Getenv("programdata"), "docker")
}
func createPluginSpecDirWindows(name, address, daemonRoot string) (string, error) {
_, err := os.Stat(daemonRoot)
if os.IsNotExist(err) {
return "", fmt.Errorf("Deamon root directory must already exist: %s", err)
}
pluginSpecDir := PluginSpecDir(daemonRoot)
if err := windowsCreateDirectoryWithACL(pluginSpecDir); err != nil {
return "", err
}
return pluginSpecDir, nil
}
func createPluginSpecDirUnix(name, address string) (string, error) {
pluginSpecDir := PluginSpecDir("/etc/docker")
if err := os.MkdirAll(pluginSpecDir, 0755); err != nil {
return "", err
}
return pluginSpecDir, nil
}
func writeSpecFile(name, address, pluginSpecDir string, proto protocol) (string, error) {
specFileDir := filepath.Join(pluginSpecDir, name+".spec")
url := string(proto) + "://" + address
if err := ioutil.WriteFile(specFileDir, []byte(url), 0644); err != nil {
return "", err
}
return specFileDir, nil
}
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