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5 Commits
874c77f5f7
...
d29a656c98
Author | SHA1 | Date |
---|---|---|
Tim Van Baak | d29a656c98 | |
Tim Van Baak | 3c09dcc5f4 | |
Tim Van Baak | 73dc2127e7 | |
Tim Van Baak | a8da877aa5 | |
Tim Van Baak | 9b9def281b |
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@ -1,23 +1,26 @@
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import argparse
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from typing import Optional
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import os
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class AmanuensisConfig:
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"""Base config type. Defines config keys for subclasses to override."""
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# If AMANUENSIS_CONFIG is defined, the config file it points to may override
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# If CONFIG_FILE is defined, the config file it points to may override
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# config values defined on the config object itself.
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AMANUENSIS_CONFIG: Optional[str] = None
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CONFIG_FILE: Optional[str] = None
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STATIC_ROOT: Optional[str] = "static"
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SECRET_KEY: Optional[str] = None
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DATABASE_URI: Optional[str] = None
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TESTING = False
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TESTING: bool = False
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class EnvironmentConfig(AmanuensisConfig):
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"""Loads config values from environment variables."""
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AMANUENSIS_CONFIG = os.environ.get("AMANUENSIS_CONFIG", AmanuensisConfig.AMANUENSIS_CONFIG)
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CONFIG_FILE = os.environ.get("AMANUENSIS_CONFIG_FILE", AmanuensisConfig.CONFIG_FILE)
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STATIC_ROOT = os.environ.get("AMANUENSIS_STATIC_ROOT", AmanuensisConfig.STATIC_ROOT)
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# def get_cli_config():
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SECRET_KEY = os.environ.get("AMANUENSIS_SECRET_KEY", AmanuensisConfig.SECRET_KEY)
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DATABASE_URI = os.environ.get(
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"AMANUENSIS_DATABASE_URI", AmanuensisConfig.DATABASE_URI
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)
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TESTING = os.environ.get("AMANUENSIS_TESTING", "").lower() in ("true", "1")
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@ -1,82 +0,0 @@
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"""
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`with` context managers for mediating config file access.
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"""
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# Standard library imports
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import fcntl
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import json
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# Application imports
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from .dict import AttrOrderedDict, ReadOnlyOrderedDict
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class open_lock():
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"""A context manager that opens a file with the specified file lock"""
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def __init__(self, path, mode, lock_type):
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self.fd = open(path, mode, encoding='utf8')
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fcntl.lockf(self.fd, lock_type)
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def __enter__(self):
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return self.fd
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def __exit__(self, exc_type, exc_value, traceback):
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fcntl.lockf(self.fd, fcntl.LOCK_UN)
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self.fd.close()
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class open_sh(open_lock):
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"""A context manager that opens a file with a shared lock"""
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def __init__(self, path, mode):
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super().__init__(path, mode, fcntl.LOCK_SH)
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class open_ex(open_lock):
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"""A context manager that opens a file with an exclusive lock"""
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def __init__(self, path, mode):
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super().__init__(path, mode, fcntl.LOCK_EX)
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class json_ro(open_sh):
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"""
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A context manager that opens a file in a shared, read-only mode.
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The contents of the file are read as JSON and returned as a read-
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only OrderedDict.
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"""
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def __init__(self, path):
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super().__init__(path, 'r')
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self.config = None
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def __enter__(self) -> ReadOnlyOrderedDict:
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self.config = json.load(self.fd, object_pairs_hook=ReadOnlyOrderedDict)
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return self.config
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class json_rw(open_ex):
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"""
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A context manager that opens a file with an exclusive lock. The
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file mode defaults to r+, which requires that the file exist. The
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file mode can be set to w+ to create a new file by setting the new
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kwarg in the ctor. The contents of the file are read as JSON and
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returned in an AttrOrderedDict. Any changes to the context dict
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will be written out to the file when the context manager exits,
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unless an exception is raised before exiting.
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"""
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def __init__(self, path, new=False):
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mode = 'w+' if new else 'r+'
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super().__init__(path, mode)
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self.config = None
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self.new = new
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def __enter__(self) -> AttrOrderedDict:
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if not self.new:
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self.config = json.load(self.fd, object_pairs_hook=AttrOrderedDict)
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else:
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self.config = AttrOrderedDict()
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return self.config
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def __exit__(self, exc_type, exc_value, traceback):
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# Only write the new value out if there wasn't an exception
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if not exc_type:
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self.fd.seek(0)
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json.dump(self.config, self.fd, allow_nan=False, indent='\t')
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self.fd.truncate()
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super().__exit__(exc_type, exc_value, traceback)
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@ -1,52 +0,0 @@
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"""
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Dictionary classes used to represent JSON config files in memory.
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"""
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from collections import OrderedDict
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from amanuensis.errors import ReadOnlyError
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class AttrOrderedDict(OrderedDict):
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"""
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An OrderedDict with attribute access to known keys and explicit
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creation of new keys.
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"""
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def __getattr__(self, key):
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if key not in self:
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raise AttributeError(key)
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return self[key]
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def __setattr__(self, key, value):
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if key not in self:
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raise AttributeError(key)
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self[key] = value
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def new(self, key, value):
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"""Setter for adding new keys"""
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if key in self:
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raise KeyError("Key already exists: '{}'".format(key))
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self[key] = value
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class ReadOnlyOrderedDict(OrderedDict):
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"""
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An OrderedDict that cannot be modified with attribute access to
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known keys.
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"""
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def __readonly__(self, *args, **kwargs):
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raise ReadOnlyError("Cannot modify a ReadOnlyOrderedDict")
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def __init__(self, *args, **kwargs):
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super(ReadOnlyOrderedDict, self).__init__(*args, **kwargs)
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self.__setitem__ = self.__readonly__
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self.__delitem__ = self.__readonly__
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self.pop = self.__readonly__
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self.popitem = self.__readonly__
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self.clear = self.__readonly__
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self.update = self.__readonly__
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self.setdefault = self.__readonly__
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def __getattr__(self, key):
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if key not in self:
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raise AttributeError(key)
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return self[key]
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@ -1,160 +0,0 @@
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"""
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Config directory abstractions that encapsulate path munging and context
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manager usage.
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"""
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import os
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import re
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from typing import Iterable
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from amanuensis.errors import MissingConfigError, ConfigAlreadyExistsError
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from .context import json_ro, json_rw
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def is_guid(s: str) -> bool:
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return bool(re.match(r'[0-9a-z]{32}', s.lower()))
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class ConfigDirectoryContext():
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"""
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Base class for CRUD operations on config files in a config
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directory.
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"""
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def __init__(self, path: str):
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self.path: str = path
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if not os.path.isdir(self.path):
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raise MissingConfigError(path)
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def new(self, filename) -> json_rw:
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"""
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Creates a JSON file that doesn't already exist.
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"""
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if not filename.endswith('.json'):
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filename = f'{filename}.json'
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fpath: str = os.path.join(self.path, filename)
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if os.path.isfile(fpath):
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raise ConfigAlreadyExistsError(fpath)
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return json_rw(fpath, new=True)
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def read(self, filename) -> json_ro:
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"""
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Loads a JSON file in read-only mode.
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"""
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if not filename.endswith('.json'):
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filename = f'{filename}.json'
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fpath: str = os.path.join(self.path, filename)
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if not os.path.isfile(fpath):
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raise MissingConfigError(fpath)
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return json_ro(fpath)
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def edit(self, filename, create=False) -> json_rw:
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"""
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Loads a JSON file in write mode.
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"""
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if not filename.endswith('.json'):
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filename = f'{filename}.json'
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fpath: str = os.path.join(self.path, filename)
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if not create and not os.path.isfile(fpath):
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raise MissingConfigError(fpath)
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return json_rw(fpath, new=create)
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def delete(self, filename) -> None:
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"""Deletes a file."""
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if not filename.endswith('.json'):
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filename = f'{filename}.json'
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fpath: str = os.path.join(self.path, filename)
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if not os.path.isfile(fpath):
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raise MissingConfigError(fpath)
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os.remove(fpath)
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def ls(self) -> Iterable[str]:
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"""Lists all files in this directory."""
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filenames: Iterable[str] = os.listdir(self.path)
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return filenames
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class ConfigFileConfigDirectoryContext(ConfigDirectoryContext):
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"""
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Config directory with a `config.json`.
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"""
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def __init__(self, path: str):
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super().__init__(path)
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config_path = os.path.join(self.path, 'config.json')
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if not os.path.isfile(config_path):
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raise MissingConfigError(config_path)
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def edit_config(self) -> json_rw:
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"""rw context manager for this object's config file."""
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return self.edit('config')
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def read_config(self) -> json_ro:
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"""ro context manager for this object's config file."""
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return self.read('config')
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class IndexDirectoryContext(ConfigDirectoryContext):
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"""
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A lookup layer for getting config directory contexts for lexicon
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or user directories.
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"""
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def __init__(self, path: str, cdc_type: type):
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super().__init__(path)
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index_path = os.path.join(self.path, 'index.json')
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if not os.path.isfile(index_path):
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raise MissingConfigError(index_path)
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self.cdc_type = cdc_type
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def __getitem__(self, key: str) -> ConfigFileConfigDirectoryContext:
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"""
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Returns a context to the given item. key is treated as the
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item's id if it's a guid string, otherwise it's treated as
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the item's indexed name and run through the index first.
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"""
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if not is_guid(key):
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with self.read_index() as index:
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iid = index.get(key)
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if not iid:
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raise MissingConfigError(key)
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key = iid
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return self.cdc_type(os.path.join(self.path, key))
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def edit_index(self) -> json_rw:
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return self.edit('index')
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def read_index(self) -> json_ro:
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return self.read('index')
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class RootConfigDirectoryContext(ConfigFileConfigDirectoryContext):
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"""
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Context for the config directory with links to the lexicon and
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user contexts.
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"""
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def __init__(self, path):
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super().__init__(path)
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self.lexicon: IndexDirectoryContext = IndexDirectoryContext(
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os.path.join(self.path, 'lexicon'),
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LexiconConfigDirectoryContext)
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self.user: IndexDirectoryContext = IndexDirectoryContext(
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os.path.join(self.path, 'user'),
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UserConfigDirectoryContext)
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class LexiconConfigDirectoryContext(ConfigFileConfigDirectoryContext):
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"""
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A config context for a lexicon's config directory.
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"""
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def __init__(self, path):
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super().__init__(path)
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self.draft: ConfigDirectoryContext = ConfigDirectoryContext(
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os.path.join(self.path, 'draft'))
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self.src: ConfigDirectoryContext = ConfigDirectoryContext(
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os.path.join(self.path, 'src'))
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self.article: ConfigDirectoryContext = ConfigDirectoryContext(
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os.path.join(self.path, 'article'))
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class UserConfigDirectoryContext(ConfigFileConfigDirectoryContext):
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"""
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A config context for a user's config directory.
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"""
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@ -1,96 +0,0 @@
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# Standard library imports
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from collections import OrderedDict
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import fcntl
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import json
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import os
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import shutil
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# Module imports
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from amanuensis.resources import get_stream
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from .context import json_ro, json_rw
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def create_config_dir(config_dir, refresh=False):
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"""
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Create or refresh a config directory
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"""
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def prepend(*path):
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joined = os.path.join(*path)
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if not joined.startswith(config_dir):
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joined = os.path.join(config_dir, joined)
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return joined
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# Create the directory if it doesn't exist.
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if not os.path.isdir(config_dir):
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os.mkdir(config_dir)
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# The directory should be empty if we're not updating an existing one.
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if len(os.listdir(config_dir)) > 0 and not refresh:
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print("Directory {} is not empty".format(config_dir))
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return -1
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# Update or create global config.
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def_cfg = get_stream("global.json")
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global_config_path = prepend("config.json")
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if refresh and os.path.isfile(global_config_path):
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# We need to write an entirely different ordereddict to the config
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# file, so we mimic the config.context functionality manually.
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with open(global_config_path, 'r+', encoding='utf8') as cfg_file:
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fcntl.lockf(cfg_file, fcntl.LOCK_EX)
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old_cfg = json.load(cfg_file, object_pairs_hook=OrderedDict)
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new_cfg = json.load(def_cfg, object_pairs_hook=OrderedDict)
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merged = {}
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for key in new_cfg:
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merged[key] = old_cfg[key] if key in old_cfg else new_cfg[key]
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if key not in old_cfg:
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print("Added key '{}' to config".format(key))
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for key in old_cfg:
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if key not in new_cfg:
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print("Config contains unknown key '{}'".format(key))
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merged[key] = old_cfg[key]
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cfg_file.seek(0)
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json.dump(merged, cfg_file, allow_nan=False, indent='\t')
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cfg_file.truncate()
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fcntl.lockf(cfg_file, fcntl.LOCK_UN)
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else:
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with open(prepend("config.json"), 'wb') as f:
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f.write(def_cfg.read())
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# Ensure lexicon subdir exists.
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if not os.path.isdir(prepend("lexicon")):
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os.mkdir(prepend("lexicon"))
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if not os.path.isfile(prepend("lexicon", "index.json")):
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with open(prepend("lexicon", "index.json"), 'w') as f:
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json.dump({}, f)
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# Ensure user subdir exists.
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if not os.path.isdir(prepend("user")):
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os.mkdir(prepend("user"))
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if not os.path.isfile(prepend('user', 'index.json')):
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with open(prepend('user', 'index.json'), 'w') as f:
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json.dump({}, f)
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if refresh:
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for dir_name in ('lexicon', 'user'):
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# Clean up unindexed folders
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with json_ro(prepend(dir_name, 'index.json')) as index:
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known = list(index.values())
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entries = os.listdir(prepend(dir_name))
|
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for dir_entry in entries:
|
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if dir_entry == "index.json":
|
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continue
|
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if dir_entry in known:
|
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continue
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print("Removing unindexed folder: '{}/{}'"
|
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.format(dir_name, dir_entry))
|
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shutil.rmtree(prepend(dir_name, dir_entry))
|
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|
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# Remove orphaned index listings
|
||||
with json_rw(prepend(dir_name, 'index.json')) as index:
|
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for name, entry in index.items():
|
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if not os.path.isdir(prepend(dir_name, entry)):
|
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print("Removing stale {} index entry '{}: {}'"
|
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.format(dir_name, name, entry))
|
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del index[name]
|
|
@ -38,7 +38,9 @@ class DbContext:
|
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cursor.close()
|
||||
|
||||
# Create a thread-safe session factory
|
||||
self.session = scoped_session(sessionmaker(bind=self.engine), scopefunc=get_ident)
|
||||
self.session = scoped_session(
|
||||
sessionmaker(bind=self.engine), scopefunc=get_ident
|
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)
|
||||
|
||||
def __call__(self, *args, **kwargs):
|
||||
"""Provides shortcut access to session.execute."""
|
||||
|
|
|
@ -435,9 +435,6 @@ class IndexType(enum.Enum):
|
|||
PREFIX = 2
|
||||
ETC = 3
|
||||
|
||||
def __str__(self) -> str:
|
||||
return str(self.name).lower()
|
||||
|
||||
|
||||
class ArticleIndex(ModelBase):
|
||||
"""
|
||||
|
|
|
@ -1,19 +1,12 @@
|
|||
from datetime import datetime
|
||||
import json
|
||||
|
||||
from flask import Flask, g
|
||||
|
||||
from amanuensis.config import AmanuensisConfig, EnvironmentConfig
|
||||
from amanuensis.config import AmanuensisConfig
|
||||
from amanuensis.db import DbContext
|
||||
# from amanuensis.models import ModelFactory
|
||||
# from .auth import get_login_manager, bp_auth
|
||||
# from .helpers import register_custom_filters
|
||||
# from .home import bp_home
|
||||
# from .lexicon import bp_lexicon
|
||||
# from .session import bp_session
|
||||
|
||||
|
||||
def get_app(config: AmanuensisConfig) -> Flask:
|
||||
def get_app(config: AmanuensisConfig, db: DbContext = None,) -> Flask:
|
||||
"""Application factory"""
|
||||
# Create the Flask object
|
||||
app = Flask(__name__, template_folder=".", static_folder=config.STATIC_ROOT)
|
||||
|
@ -22,15 +15,16 @@ def get_app(config: AmanuensisConfig) -> Flask:
|
|||
app.config.from_object(config)
|
||||
|
||||
# If a config file is now specified, also load keys from there
|
||||
if app.config.get("AMANUENSIS_CONFIG", None):
|
||||
app.config.from_file(app.config["AMANUENSIS_CONFIG"], json.load)
|
||||
if app.config.get("CONFIG_FILE", None):
|
||||
app.config.from_file(app.config["CONFIG_FILE"], json.load)
|
||||
|
||||
# Assert that all required config values are now set
|
||||
for config_key in ("SECRET_KEY", "DATABASE_URI"):
|
||||
if not app.config.get(config_key):
|
||||
raise Exception(f"{config_key} must be defined")
|
||||
|
||||
# Create the database context
|
||||
# Create the database context, if one wasn't already given
|
||||
if db is None:
|
||||
db = DbContext(app.config["DATABASE_URI"])
|
||||
|
||||
# Make the database connection available to requests via g
|
||||
|
@ -46,22 +40,14 @@ def get_app(config: AmanuensisConfig) -> Flask:
|
|||
# Configure jinja options
|
||||
app.jinja_options.update(trim_blocks=True, lstrip_blocks=True)
|
||||
|
||||
# Flask-Login init
|
||||
# login_manager = get_login_manager(root)
|
||||
# login_manager.init_app(app)
|
||||
# Set up Flask-Login
|
||||
# TODO
|
||||
|
||||
# Blueprint inits
|
||||
# app.register_blueprint(bp_auth)
|
||||
# app.register_blueprint(bp_home)
|
||||
# app.register_blueprint(bp_lexicon)
|
||||
# app.register_blueprint(bp_session)
|
||||
# Register blueprints
|
||||
# TODO
|
||||
|
||||
def test():
|
||||
return "Hello, world!"
|
||||
app.route("/")(test)
|
||||
|
||||
return app
|
||||
|
||||
|
||||
# def wsgi() -> Flask:
|
||||
# return get_app(EnvironmentConfig())
|
||||
|
||||
|
||||
# def run():
|
||||
# wsgi().run()
|
||||
|
|
|
@ -16,9 +16,6 @@ pytest = "^5.2"
|
|||
black = "^21.5b2"
|
||||
mypy = "^0.812"
|
||||
|
||||
[tool.poetry.scripts]
|
||||
amanuensis-server = "amanuensis.server:run"
|
||||
|
||||
[tool.black]
|
||||
extend-exclude = "^/amanuensis/cli/.*|^/amanuensis/config/.*|^/amanuensis/lexicon/.*|^/amanuensis/log/.*|^/amanuensis/models/.*|^/amanuensis/resources/.*|^/amanuensis/server/.*|^/amanuensis/user/.*|^/amanuensis/__main__.py"
|
||||
|
||||
|
|
|
@ -8,6 +8,8 @@ import amanuensis.backend.character as charq
|
|||
import amanuensis.backend.lexicon as lexiq
|
||||
import amanuensis.backend.membership as memq
|
||||
import amanuensis.backend.user as userq
|
||||
from amanuensis.config import AmanuensisConfig
|
||||
from amanuensis.server import get_app
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
|
@ -122,3 +124,16 @@ def lexicon_with_editor(make):
|
|||
)
|
||||
assert membership
|
||||
return (lexicon, editor)
|
||||
|
||||
|
||||
class TestConfig(AmanuensisConfig):
|
||||
TESTING = True
|
||||
SECRET_KEY = "secret key"
|
||||
DATABASE_URI = "sqlite:///:memory:"
|
||||
|
||||
|
||||
@pytest.fixture
|
||||
def app(db):
|
||||
"""Provides an application running on top of the test database."""
|
||||
server_app = get_app(TestConfig, db)
|
||||
return server_app
|
||||
|
|
|
@ -0,0 +1,13 @@
|
|||
from flask import Flask
|
||||
|
||||
|
||||
def test_app_testing(app: Flask):
|
||||
"""Confirm that the test config loads correctly."""
|
||||
assert app.testing
|
||||
|
||||
|
||||
def test_client(app: Flask):
|
||||
"""Test that the test client works."""
|
||||
with app.test_client() as client:
|
||||
response = client.get("/")
|
||||
assert b"world" in response.data
|
Loading…
Reference in New Issue