diff options
Diffstat (limited to 'certbot-apache/certbot_apache/_internal/apache_util.py')
-rw-r--r-- | certbot-apache/certbot_apache/_internal/apache_util.py | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/certbot-apache/certbot_apache/_internal/apache_util.py b/certbot-apache/certbot_apache/_internal/apache_util.py new file mode 100644 index 000000000..7a2ecf49b --- /dev/null +++ b/certbot-apache/certbot_apache/_internal/apache_util.py @@ -0,0 +1,107 @@ +""" Utility functions for certbot-apache plugin """ +import binascii + +from certbot import util +from certbot.compat import os + + +def get_mod_deps(mod_name): + """Get known module dependencies. + + .. note:: This does not need to be accurate in order for the client to + run. This simply keeps things clean if the user decides to revert + changes. + .. warning:: If all deps are not included, it may cause incorrect parsing + behavior, due to enable_mod's shortcut for updating the parser's + currently defined modules (`.ApacheParser.add_mod`) + This would only present a major problem in extremely atypical + configs that use ifmod for the missing deps. + + """ + deps = { + "ssl": ["setenvif", "mime"] + } + return deps.get(mod_name, []) + + +def get_file_path(vhost_path): + """Get file path from augeas_vhost_path. + + Takes in Augeas path and returns the file name + + :param str vhost_path: Augeas virtual host path + + :returns: filename of vhost + :rtype: str + + """ + if not vhost_path or not vhost_path.startswith("/files/"): + return None + + return _split_aug_path(vhost_path)[0] + + +def get_internal_aug_path(vhost_path): + """Get the Augeas path for a vhost with the file path removed. + + :param str vhost_path: Augeas virtual host path + + :returns: Augeas path to vhost relative to the containing file + :rtype: str + + """ + return _split_aug_path(vhost_path)[1] + + +def _split_aug_path(vhost_path): + """Splits an Augeas path into a file path and an internal path. + + After removing "/files", this function splits vhost_path into the + file path and the remaining Augeas path. + + :param str vhost_path: Augeas virtual host path + + :returns: file path and internal Augeas path + :rtype: `tuple` of `str` + + """ + # Strip off /files + file_path = vhost_path[6:] + internal_path = [] + + # Remove components from the end of file_path until it becomes valid + while not os.path.exists(file_path): + file_path, _, internal_path_part = file_path.rpartition("/") + internal_path.append(internal_path_part) + + return file_path, "/".join(reversed(internal_path)) + + +def parse_define_file(filepath, varname): + """ Parses Defines from a variable in configuration file + + :param str filepath: Path of file to parse + :param str varname: Name of the variable + + :returns: Dict of Define:Value pairs + :rtype: `dict` + + """ + return_vars = {} + # Get list of words in the variable + a_opts = util.get_var_from_file(varname, filepath).split() + for i, v in enumerate(a_opts): + # Handle Define statements and make sure it has an argument + if v == "-D" and len(a_opts) >= i+2: + var_parts = a_opts[i+1].partition("=") + return_vars[var_parts[0]] = var_parts[2] + elif len(v) > 2 and v.startswith("-D"): + # Found var with no whitespace separator + var_parts = v[2:].partition("=") + return_vars[var_parts[0]] = var_parts[2] + return return_vars + + +def unique_id(): + """ Returns an unique id to be used as a VirtualHost identifier""" + return binascii.hexlify(os.urandom(16)).decode("utf-8") |