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tools: make pem file writable by owner before tryting to write

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A PEM file might not be writable by the owner when it should be written
(e.g. on Windows), so we have to ensure the file has write permissions
before doing so
This commit is contained in:
Kishi85 2020-03-04 11:52:20 +01:00
parent 882ddfd0b8
commit c33a39a433
1 changed files with 6 additions and 0 deletions
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6
acertmgr/tools.py
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@ -10,6 +10,7 @@ import base64
import datetime import datetime
import io import io
import os import os
import stat
import sys import sys
import traceback import traceback
@ -186,6 +187,11 @@ def read_pem_file(path, key=False, csr=False):
# @brief write cert data to PEM formatted file # @brief write cert data to PEM formatted file
def write_pem_file(crt, path, perms=None): def write_pem_file(crt, path, perms=None):
if hasattr(os, 'chmod') and os.path.exists(path):
try:
os.chmod(path, os.stat(path).st_mode | stat.S_IWRITE)
except OSError:
log('Could not make file ({0}) writable'.format(path), warning=True)
with io.open(path, "w") as f: with io.open(path, "w") as f:
f.write(convert_cert_to_pem_str(crt)) f.write(convert_cert_to_pem_str(crt))
if perms: if perms: