768147095f
- Fix bad permissions bits for files - VPNSP is 'private internet access' instead of 'pia' (retro compatible) - Check errors of deferred unsetEnv functions in params package - Other lint errors fixing and code simplifications
38 lines
999 B
Go
38 lines
999 B
Go
package openvpn
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import (
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"fmt"
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"os"
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"github.com/qdm12/private-internet-access-docker/internal/constants"
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"golang.org/x/sys/unix"
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)
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// CheckTUN checks the tunnel device is present and accessible
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func (c *configurator) CheckTUN() error {
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c.logger.Info("checking for device %s", constants.TunnelDevice)
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f, err := c.openFile(string(constants.TunnelDevice), os.O_RDWR, 0)
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if err != nil {
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return fmt.Errorf("TUN device is not available: %w", err)
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}
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if err := f.Close(); err != nil {
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c.logger.Warn("Could not close TUN device file: %s", err)
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}
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return nil
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}
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func (c *configurator) CreateTUN() error {
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c.logger.Info("creating %s", constants.TunnelDevice)
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if err := c.fileManager.CreateDir("/dev/net"); err != nil {
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return err
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}
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dev := c.mkDev(10, 200)
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if err := c.mkNod(string(constants.TunnelDevice), unix.S_IFCHR, int(dev)); err != nil {
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return err
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}
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if err := c.fileManager.SetUserPermissions(string(constants.TunnelDevice), 0666); err != nil {
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return err
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}
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return nil
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}
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