/usr/share/pyshared/cherrypy/config.py is in python-cherrypy 2.3.0-3build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import ConfigParser
import os
import cherrypy
from cherrypy import _cputil
from cherrypy.lib import autoreload, cptools, httptools
# This configs dict holds the settings metadata for all cherrypy objects.
# Keys are URL paths, and values are dicts.
configs = {}
configMap = configs # Backward compatibility
default_global = {
'server.socket_port': 8080,
'server.socket_host': '',
'server.socket_file': '',
'server.socket_queue_size': 5,
'server.socket_timeout': 10,
'server.protocol_version': 'HTTP/1.0',
'server.log_to_screen': True,
'server.log_tracebacks': True,
'server.log_file': '',
'server.reverse_dns': False,
'server.thread_pool': 10,
'server.environment': "development",
'/favicon.ico': {
'static_filter.on': True,
'static_filter.file': os.path.join(os.path.dirname(__file__), "favicon.ico"),}
}
environments = {
"development": {
'autoreload.on': True,
'log_debug_info_filter.on': True,
'server.log_file_not_found': True,
'server.show_tracebacks': True,
'server.log_request_headers': True,
},
"staging": {
'autoreload.on': False,
'log_debug_info_filter.on': False,
'server.log_file_not_found': False,
'server.show_tracebacks': False,
'server.log_request_headers': False,
},
"production": {
'autoreload.on': False,
'log_debug_info_filter.on': False,
'server.log_file_not_found': False,
'server.show_tracebacks': False,
'server.log_request_headers': False,
},
"embedded": {
'autoreload.on': False,
'server.log_to_screen': False,
'server.init_only': True,
'server.class': None,
},
}
def update(updateMap=None, file=None, overwrite=True, baseurl=""):
"""Update configs from a dictionary or a config file.
If overwrite is False then the update will not modify values
already defined in the configs.
"""
if updateMap is None:
updateMap = {}
if file:
if file not in autoreload.reloadFiles:
autoreload.reloadFiles.append(file)
updateMap = updateMap.copy()
updateMap.update(dict_from_config_file(file))
# Load new conf into cherrypy.configs
for section, valueMap in updateMap.iteritems():
# Handle shortcut syntax for "global" section
# example: update({'server.socket_port': 80})
if not isinstance(valueMap, dict):
valueMap = {section: valueMap}
section = 'global'
if baseurl and section.startswith("/"):
if section == "/":
section = baseurl
else:
section = httptools.urljoin(baseurl, section)
bucket = configs.setdefault(section, {})
if overwrite:
bucket.update(valueMap)
else:
for key, value in valueMap.iteritems():
bucket.setdefault(key, value)
def reset(useDefaults=True):
"""Clear configuration and restore defaults"""
configs.clear()
if useDefaults:
update(default_global)
reset()
def get(key, default_value=None, return_section=False, path = None):
"""Return the configuration value corresponding to key
If specified, return default_value on lookup failure. If return_section is
specified, return the path to the value, instead of the value itself.
"""
if path is None:
try:
path = cherrypy.request.object_path
except AttributeError:
# There's no request.object_path yet, so use the global settings.
path = "global"
while True:
if path == "":
path = "/"
if cherrypy.lowercase_api is False:
# We don't know for sure if user uses the new lowercase API
try:
result = configs[path][_cputil.lower_to_camel(key)]
break
except KeyError:
try:
result = configs[path][key]
break
except KeyError:
pass
pass
try:
# Check for a server.environment entry at this node.
env = configs[path]["server.environment"]
# For backward compatibility, check for camelCase key first
result = environments[env][_cputil.lower_to_camel(key)]
break
except KeyError:
try:
env = configs[path]["server.environment"]
result = environments[env][key]
break
except KeyError:
pass
pass
else:
# We know for sure that user uses the new lowercase api
try:
result = configs[path][key]
break
except KeyError:
pass
try:
env = configs[path]["server.environment"]
result = environments[env][key]
break
except KeyError:
pass
pass
if path == "global":
result = default_value
break
# Move one node up the tree and try again.
if path == "/":
path = "global"
elif path in cherrypy.tree.mount_points:
# We've reached the mount point for an application,
# and should skip the rest of the tree (up to "global").
path = "global"
else:
path = path[:path.rfind("/")]
if return_section:
return path
else:
return result
def getAll(key):
"""Return a list of (path, value) pairs for current node and all parents."""
try:
results = [('global', configs['global'][key])]
except KeyError:
results = []
try:
path = cherrypy.request.object_path
except AttributeError:
return results
try:
results.append(('/', configs['/'][key]))
except KeyError:
pass
atoms = path.strip('/').split('/')
path = ""
for atom in atoms:
path = path + "/" + atom
try:
results.append((path, configs[path][key]))
except KeyError:
pass
return results
class CaseSensitiveConfigParser(ConfigParser.ConfigParser):
"""Sub-class of ConfigParser that keeps the case of options and that raises
an exception if the file cannot be read.
"""
def optionxform(self, optionstr):
return optionstr
def read(self, filenames):
if isinstance(filenames, basestring):
filenames = [filenames]
for filename in filenames:
# try:
# fp = open(filename)
# except IOError:
# continue
fp = open(filename)
try:
self._read(fp, filename)
finally:
fp.close()
def dict_from_config_file(configFile, raw=False, vars=None):
"""Convert an INI file to a dictionary"""
# Parse config file
configParser = CaseSensitiveConfigParser()
if hasattr(configFile, 'read'):
configParser.readfp(configFile)
else:
configParser.read(configFile)
# Load INI file into a dict
result = {}
for section in configParser.sections():
if section not in result:
result[section] = {}
for option in configParser.options(section):
value = configParser.get(section, option, raw, vars)
try:
value = cptools.unrepr(value)
except Exception, x:
msg = ("section: %s, option: %s, value: %s" %
(repr(section), repr(option), repr(value)))
e = cherrypy.WrongConfigValue(msg)
e.args += (x.__class__.__name__, x.args)
raise e
result[section][option] = value
return result
def outputConfigMap():
"""Log server configuration parameters"""
cherrypy.log("Server parameters:", 'CONFIG')
serverVars = [
'server.environment',
'server.log_to_screen',
'server.log_file',
'server.log_tracebacks',
'server.log_request_headers',
'server.protocol_version',
'server.socket_host',
'server.socket_port',
'server.socket_file',
'server.reverse_dns',
'server.socket_queue_size',
'server.thread_pool',
]
for var in serverVars:
cherrypy.log(" %s: %s" % (var, get(var)), 'CONFIG')
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