Merge pull request #81217 from SataQiu/fix-kubeadm-20190809

kubeadm: change the permissions of generated CSR files from 0644 to 0600
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Kubernetes Prow Robot 2019-08-12 08:21:13 -07:00 committed by GitHub
commit ca6290538b
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@ -153,20 +153,20 @@ func WriteKey(pkiPath, name string, key crypto.Signer) error {
}
// WriteCSR writes the pem-encoded CSR data to csrPath.
// The CSR file will be created with file mode 0644.
// The CSR file will be created with file mode 0600.
// If the CSR file already exists, it will be overwritten.
// The parent directory of the csrPath will be created as needed with file mode 0755.
// The parent directory of the csrPath will be created as needed with file mode 0700.
func WriteCSR(csrDir, name string, csr *x509.CertificateRequest) error {
if csr == nil {
return errors.New("certificate request cannot be nil when writing to file")
}
csrPath := pathForCSR(csrDir, name)
if err := os.MkdirAll(filepath.Dir(csrPath), os.FileMode(0755)); err != nil {
if err := os.MkdirAll(filepath.Dir(csrPath), os.FileMode(0700)); err != nil {
return errors.Wrapf(err, "failed to make directory %s", filepath.Dir(csrPath))
}
if err := ioutil.WriteFile(csrPath, EncodeCSRPEM(csr), os.FileMode(0644)); err != nil {
if err := ioutil.WriteFile(csrPath, EncodeCSRPEM(csr), os.FileMode(0600)); err != nil {
return errors.Wrapf(err, "unable to write CSR to file %s", csrPath)
}