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Search for system certs

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This commit is contained in:
Bastian Kleineidam 2014-09-11 21:19:49 +02:00
parent 30059732f2
commit 697e7b82e1
1 changed files with 22 additions and 4 deletions
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26
linkcheck/configuration/__init__.py
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@ -116,6 +116,19 @@ def get_share_file (filename, devel_dir=None):
raise ValueError(msg) raise ValueError(msg)
def get_system_cert_file():
"""Try to find a system-wide SSL certificate file.
@return: the filename to the cert file
@raises: ValueError when no system cert file could be found
"""
if os.name == 'posix':
filename = "/etc/ssl/certs/ca-certificates.crt"
if os.path.isfile(filename):
return filename
msg = "no system certificate file found"
raise ValueError(msg)
def get_certifi_file(): def get_certifi_file():
"""Get the SSL certifications installed by the certifi package. """Get the SSL certifications installed by the certifi package.
@return: the filename to the cert file @return: the filename to the cert file
@ -330,15 +343,20 @@ class Configuration (dict):
self[plugin] = {} self[plugin] = {}
def sanitize_ssl(self): def sanitize_ssl(self):
"""Use locally installed certificate file if available.""" """Use local installed certificate file if available.
Tries to get system, then certifi, then the own
installed certificate file."""
if self["sslverify"] is True: if self["sslverify"] is True:
try: try:
self["sslverify"] = get_share_file('cacert.pem') self["sslverify"] = get_system_cert_file()
except ValueError: except ValueError:
try: try:
self["sslverify"] = get_certifi_file() self["sslverify"] = get_certifi_file()
except ImportError: except (ValueError, ImportError):
pass try:
self["sslverify"] = get_share_file('cacert.pem')
except ValueError:
pass
def get_plugin_folders(): def get_plugin_folders():