mirror of https://github.com/k3s-io/k3s.git
39 lines
771 B
Go
39 lines
771 B
Go
package util
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import (
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"os"
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"strings"
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"time"
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"github.com/pkg/errors"
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"github.com/sirupsen/logrus"
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)
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func SetFileModeForPath(name string, mode os.FileMode) error {
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return nil
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}
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func SetFileModeForFile(file *os.File, mode os.FileMode) error {
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return nil
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}
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// ReadFile reads from a file
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func ReadFile(path string) (string, error) {
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if path == "" {
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return "", nil
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}
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for start := time.Now(); time.Since(start) < 4*time.Minute; {
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vpnBytes, err := os.ReadFile(path)
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if err == nil {
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return strings.TrimSpace(string(vpnBytes)), nil
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} else if os.IsNotExist(err) {
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logrus.Infof("Waiting for %s to be available\n", path)
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time.Sleep(2 * time.Second)
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} else {
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return "", err
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}
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}
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return "", errors.New("Timeout while trying to read the file")
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} |