kopia lustrzana https://github.com/micropython/micropython
501 wiersze
18 KiB
Python
501 wiersze
18 KiB
Python
#!/usr/bin/env python3
|
|
#
|
|
# This file is part of the MicroPython project, http://micropython.org/
|
|
#
|
|
# The MIT License (MIT)
|
|
#
|
|
# Copyright (c) 2022 Jim Mussared
|
|
# Copyright (c) 2019 Damien P. George
|
|
#
|
|
# Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
# of this software and associated documentation files (the "Software"), to deal
|
|
# in the Software without restriction, including without limitation the rights
|
|
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
# copies of the Software, and to permit persons to whom the Software is
|
|
# furnished to do so, subject to the following conditions:
|
|
#
|
|
# The above copyright notice and this permission notice shall be included in
|
|
# all copies or substantial portions of the Software.
|
|
#
|
|
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
# THE SOFTWARE.
|
|
|
|
from __future__ import print_function
|
|
import contextlib
|
|
import os
|
|
import sys
|
|
import glob
|
|
import tempfile
|
|
from collections import namedtuple
|
|
|
|
__all__ = ["ManifestFileError", "ManifestFile"]
|
|
|
|
# Allow freeze*() etc.
|
|
MODE_FREEZE = 1
|
|
# Only allow include/require/module/package.
|
|
MODE_COMPILE = 2
|
|
|
|
|
|
# In compile mode, .py -> KIND_COMPILE_AS_MPY
|
|
# In freeze mode, .py -> KIND_FREEZE_AS_MPY, .mpy->KIND_FREEZE_MPY
|
|
KIND_AUTO = 1
|
|
# Freeze-mode only, .py -> KIND_FREEZE_AS_MPY, .mpy->KIND_FREEZE_MPY
|
|
KIND_FREEZE_AUTO = 2
|
|
|
|
# Freeze-mode only, The .py file will be frozen as text.
|
|
KIND_FREEZE_AS_STR = 3
|
|
# Freeze-mode only, The .py file will be compiled and frozen as bytecode.
|
|
KIND_FREEZE_AS_MPY = 4
|
|
# Freeze-mode only, The .mpy file will be frozen directly.
|
|
KIND_FREEZE_MPY = 5
|
|
# Compile mode only, the .py file should be compiled to .mpy.
|
|
KIND_COMPILE_AS_MPY = 6
|
|
|
|
# File on the local filesystem.
|
|
FILE_TYPE_LOCAL = 1
|
|
# URL to file. (TODO)
|
|
FILE_TYPE_HTTP = 2
|
|
|
|
|
|
class ManifestFileError(Exception):
|
|
pass
|
|
|
|
|
|
# The set of files that this manifest references.
|
|
ManifestOutput = namedtuple(
|
|
"ManifestOutput",
|
|
[
|
|
"file_type", # FILE_TYPE_*.
|
|
"full_path", # The input file full path.
|
|
"target_path", # The target path on the device.
|
|
"timestamp", # Last modified date of the input file.
|
|
"kind", # KIND_*.
|
|
"metadata", # Metadata for the containing package.
|
|
"opt", # Optimisation level (or None).
|
|
],
|
|
)
|
|
|
|
|
|
# Represent the metadata for a package.
|
|
class ManifestMetadata:
|
|
def __init__(self):
|
|
self.version = None
|
|
self.description = None
|
|
self.license = None
|
|
self.author = None
|
|
|
|
def update(self, description=None, version=None, license=None, author=None):
|
|
if description:
|
|
self.description = description
|
|
if version:
|
|
self.version = version
|
|
if license:
|
|
self.license = version
|
|
if author:
|
|
self.author = author
|
|
|
|
|
|
# Turns a dict of options into a object with attributes used to turn the
|
|
# kwargs passed to include() and require into the "options" global in the
|
|
# included manifest.
|
|
# options = IncludeOptions(foo="bar", blah="stuff")
|
|
# options.foo # "bar"
|
|
# options.blah # "stuff"
|
|
class IncludeOptions:
|
|
def __init__(self, **kwargs):
|
|
self._kwargs = kwargs
|
|
self._defaults = {}
|
|
|
|
def defaults(self, **kwargs):
|
|
self._defaults = kwargs
|
|
|
|
def __getattr__(self, name):
|
|
return self._kwargs.get(name, self._defaults.get(name, None))
|
|
|
|
|
|
class ManifestFile:
|
|
def __init__(self, mode, path_vars=None):
|
|
# Either MODE_FREEZE or MODE_COMPILE.
|
|
self._mode = mode
|
|
# Path substition variables.
|
|
self._path_vars = path_vars or {}
|
|
# List of files (as ManifestFileResult) references by this manifest.
|
|
self._manifest_files = []
|
|
# Don't allow including the same file twice.
|
|
self._visited = set()
|
|
# Stack of metadata for each level.
|
|
self._metadata = [ManifestMetadata()]
|
|
|
|
def _resolve_path(self, path):
|
|
# Convert path to an absolute path, applying variable substitutions.
|
|
for name, value in self._path_vars.items():
|
|
if value is not None:
|
|
path = path.replace("$({})".format(name), value)
|
|
return os.path.abspath(path)
|
|
|
|
def _manifest_globals(self, kwargs):
|
|
# This is the "API" available to a manifest file.
|
|
return {
|
|
"metadata": self.metadata,
|
|
"include": self.include,
|
|
"require": self.require,
|
|
"package": self.package,
|
|
"module": self.module,
|
|
"freeze": self.freeze,
|
|
"freeze_as_str": self.freeze_as_str,
|
|
"freeze_as_mpy": self.freeze_as_mpy,
|
|
"freeze_mpy": self.freeze_mpy,
|
|
"options": IncludeOptions(**kwargs),
|
|
}
|
|
|
|
def files(self):
|
|
return self._manifest_files
|
|
|
|
def execute(self, manifest_file):
|
|
if manifest_file.endswith(".py"):
|
|
# Execute file from filesystem.
|
|
self.include(manifest_file, top_level=True)
|
|
else:
|
|
# Execute manifest code snippet.
|
|
try:
|
|
exec(manifest_file, self._manifest_globals({}))
|
|
except Exception as er:
|
|
raise ManifestFileError("Error in manifest: {}".format(er))
|
|
|
|
def _add_file(self, full_path, target_path, kind=KIND_AUTO, opt=None):
|
|
# Check file exists and get timestamp.
|
|
try:
|
|
stat = os.stat(full_path)
|
|
timestamp = stat.st_mtime
|
|
except OSError:
|
|
raise ManifestFileError("cannot stat {}".format(full_path))
|
|
|
|
# Map the AUTO kinds to their actual kind based on mode and extension.
|
|
_, ext = os.path.splitext(full_path)
|
|
if self._mode == MODE_FREEZE:
|
|
if kind in (
|
|
KIND_AUTO,
|
|
KIND_FREEZE_AUTO,
|
|
):
|
|
if ext.lower() == ".py":
|
|
kind = KIND_FREEZE_AS_MPY
|
|
elif ext.lower() == ".mpy":
|
|
kind = KIND_FREEZE_MPY
|
|
else:
|
|
if kind != KIND_AUTO:
|
|
raise ManifestFileError("Not in freeze mode")
|
|
if ext.lower() != ".py":
|
|
raise ManifestFileError("Expected .py file")
|
|
kind = KIND_COMPILE_AS_MPY
|
|
|
|
self._manifest_files.append(
|
|
ManifestOutput(
|
|
FILE_TYPE_LOCAL, full_path, target_path, timestamp, kind, self._metadata[-1], opt
|
|
)
|
|
)
|
|
|
|
def _search(self, base_path, package_path, files, exts, kind, opt=None, strict=False):
|
|
base_path = self._resolve_path(base_path)
|
|
|
|
if files:
|
|
# Use explicit list of files (relative to package_path).
|
|
for file in files:
|
|
if package_path:
|
|
file = os.path.join(package_path, file)
|
|
self._add_file(os.path.join(base_path, file), file, kind=kind, opt=opt)
|
|
else:
|
|
if base_path:
|
|
prev_cwd = os.getcwd()
|
|
os.chdir(self._resolve_path(base_path))
|
|
|
|
# Find all candidate files.
|
|
for dirpath, _, filenames in os.walk(package_path or ".", followlinks=True):
|
|
for file in filenames:
|
|
file = os.path.relpath(os.path.join(dirpath, file), ".")
|
|
_, ext = os.path.splitext(file)
|
|
if ext.lower() in exts:
|
|
self._add_file(
|
|
os.path.join(base_path, file),
|
|
file,
|
|
kind=kind,
|
|
opt=opt,
|
|
)
|
|
elif strict:
|
|
raise ManifestFileError("Unexpected file type")
|
|
|
|
if base_path:
|
|
os.chdir(prev_cwd)
|
|
|
|
def metadata(self, description=None, version=None, license=None, author=None):
|
|
"""
|
|
From within a manifest file, use this to set the metadata for the
|
|
package described by current manifest.
|
|
|
|
After executing a manifest file (via execute()), call this
|
|
to obtain the metadata for the top-level manifest file.
|
|
"""
|
|
|
|
self._metadata[-1].update(description, version, license, author)
|
|
return self._metadata[-1]
|
|
|
|
def include(self, manifest_path, top_level=False, **kwargs):
|
|
"""
|
|
Include another manifest.
|
|
|
|
The manifest argument can be a string (filename) or an iterable of
|
|
strings.
|
|
|
|
Relative paths are resolved with respect to the current manifest file.
|
|
|
|
If the path is to a directory, then it implicitly includes the
|
|
manifest.py file inside that directory.
|
|
|
|
Optional kwargs can be provided which will be available to the
|
|
included script via the `options` variable.
|
|
|
|
e.g. include("path.py", extra_features=True)
|
|
|
|
in path.py:
|
|
options.defaults(standard_features=True)
|
|
|
|
# freeze minimal modules.
|
|
if options.standard_features:
|
|
# freeze standard modules.
|
|
if options.extra_features:
|
|
# freeze extra modules.
|
|
"""
|
|
if not isinstance(manifest_path, str):
|
|
for m in manifest_path:
|
|
self.include(m)
|
|
else:
|
|
manifest_path = self._resolve_path(manifest_path)
|
|
# Including a directory grabs the manifest.py inside it.
|
|
if os.path.isdir(manifest_path):
|
|
manifest_path = os.path.join(manifest_path, "manifest.py")
|
|
if manifest_path in self._visited:
|
|
return
|
|
self._visited.add(manifest_path)
|
|
if not top_level:
|
|
self._metadata.append(ManifestMetadata())
|
|
with open(manifest_path) as f:
|
|
# Make paths relative to this manifest file while processing it.
|
|
# Applies to includes and input files.
|
|
prev_cwd = os.getcwd()
|
|
os.chdir(os.path.dirname(manifest_path))
|
|
try:
|
|
exec(f.read(), self._manifest_globals(kwargs))
|
|
except Exception as er:
|
|
raise ManifestFileError(
|
|
"Error in manifest file: {}: {}".format(manifest_path, er)
|
|
)
|
|
os.chdir(prev_cwd)
|
|
if not top_level:
|
|
self._metadata.pop()
|
|
|
|
def require(self, name, version=None, unix_ffi=False, **kwargs):
|
|
"""
|
|
Require a module by name from micropython-lib.
|
|
|
|
Optionally specify unix_ffi=True to use a module from the unix-ffi directory.
|
|
"""
|
|
if self._path_vars["MPY_LIB_DIR"]:
|
|
lib_dirs = ["micropython", "python-stdlib", "python-ecosys"]
|
|
if unix_ffi:
|
|
# Search unix-ffi only if unix_ffi=True, and make unix-ffi modules
|
|
# take precedence.
|
|
lib_dirs = ["unix-ffi"] + lib_dirs
|
|
|
|
for lib_dir in lib_dirs:
|
|
# Search for {lib_dir}/**/{name}/manifest.py.
|
|
for root, dirnames, filenames in os.walk(
|
|
os.path.join(self._path_vars["MPY_LIB_DIR"], lib_dir)
|
|
):
|
|
if os.path.basename(root) == name and "manifest.py" in filenames:
|
|
self.include(root, **kwargs)
|
|
return
|
|
|
|
raise ValueError("Library not found in local micropython-lib: {}".format(name))
|
|
else:
|
|
# TODO: HTTP request to obtain URLs from manifest.json.
|
|
raise ValueError("micropython-lib not available for require('{}').", name)
|
|
|
|
def package(self, package_path, files=None, base_path=".", opt=None):
|
|
"""
|
|
Define a package, optionally restricting to a set of files.
|
|
|
|
Simple case, a package in the current directory:
|
|
package("foo")
|
|
will include all .py files in foo, and will be stored as foo/bar/baz.py.
|
|
|
|
If the package isn't in the current directory, use base_path:
|
|
package("foo", base_path="src")
|
|
|
|
To restrict to certain files in the package use files (note: paths should be relative to the package):
|
|
package("foo", files=["bar/baz.py"])
|
|
"""
|
|
# Include "base_path/package_path/**/*.py" --> "package_path/**/*.py"
|
|
self._search(base_path, package_path, files, exts=(".py",), kind=KIND_AUTO, opt=opt)
|
|
|
|
def module(self, module_path, base_path=".", opt=None):
|
|
"""
|
|
Include a single Python file as a module.
|
|
|
|
If the file is in the current directory:
|
|
module("foo.py")
|
|
|
|
Otherwise use base_path to locate the file:
|
|
module("foo.py", "src/drivers")
|
|
"""
|
|
# Include "base_path/module_path" --> "module_path"
|
|
base_path = self._resolve_path(base_path)
|
|
_, ext = os.path.splitext(module_path)
|
|
if ext.lower() != ".py":
|
|
raise ManifestFileError("module must be .py file")
|
|
# TODO: version None
|
|
self._add_file(os.path.join(base_path, module_path), module_path, opt=opt)
|
|
|
|
def _freeze_internal(self, path, script, exts, kind, opt):
|
|
if script is None:
|
|
self._search(path, None, None, exts=exts, kind=kind, opt=opt)
|
|
elif isinstance(script, str) and os.path.isdir(os.path.join(path, script)):
|
|
self._search(path, script, None, exts=exts, kind=kind, opt=opt)
|
|
elif not isinstance(script, str):
|
|
self._search(path, None, script, exts=exts, kind=kind, opt=opt)
|
|
else:
|
|
self._search(path, None, (script,), exts=exts, kind=kind, opt=opt)
|
|
|
|
def freeze(self, path, script=None, opt=None):
|
|
"""
|
|
Freeze the input, automatically determining its type. A .py script
|
|
will be compiled to a .mpy first then frozen, and a .mpy file will be
|
|
frozen directly.
|
|
|
|
`path` must be a directory, which is the base directory to _search for
|
|
files from. When importing the resulting frozen modules, the name of
|
|
the module will start after `path`, ie `path` is excluded from the
|
|
module name.
|
|
|
|
If `path` is relative, it is resolved to the current manifest.py.
|
|
Use $(MPY_DIR), $(MPY_LIB_DIR), $(PORT_DIR), $(BOARD_DIR) if you need
|
|
to access specific paths.
|
|
|
|
If `script` is None all files in `path` will be frozen.
|
|
|
|
If `script` is an iterable then freeze() is called on all items of the
|
|
iterable (with the same `path` and `opt` passed through).
|
|
|
|
If `script` is a string then it specifies the file or directory to
|
|
freeze, and can include extra directories before the file or last
|
|
directory. The file or directory will be _searched for in `path`. If
|
|
`script` is a directory then all files in that directory will be frozen.
|
|
|
|
`opt` is the optimisation level to pass to mpy-cross when compiling .py
|
|
to .mpy.
|
|
"""
|
|
self._freeze_internal(
|
|
path,
|
|
script,
|
|
exts=(
|
|
".py",
|
|
".mpy",
|
|
),
|
|
kind=KIND_FREEZE_AUTO,
|
|
opt=opt,
|
|
)
|
|
|
|
def freeze_as_str(self, path):
|
|
"""
|
|
Freeze the given `path` and all .py scripts within it as a string,
|
|
which will be compiled upon import.
|
|
"""
|
|
self._search(path, None, None, exts=(".py",), kind=KIND_FREEZE_AS_STR)
|
|
|
|
def freeze_as_mpy(self, path, script=None, opt=None):
|
|
"""
|
|
Freeze the input (see above) by first compiling the .py scripts to
|
|
.mpy files, then freezing the resulting .mpy files.
|
|
"""
|
|
self._freeze_internal(path, script, exts=(".py",), kind=KIND_FREEZE_AS_MPY, opt=opt)
|
|
|
|
def freeze_mpy(self, path, script=None, opt=None):
|
|
"""
|
|
Freeze the input (see above), which must be .mpy files that are
|
|
frozen directly.
|
|
"""
|
|
self._freeze_internal(path, script, exts=(".mpy",), kind=KIND_FREEZE_MPY, opt=opt)
|
|
|
|
|
|
# Generate a temporary file with a line appended to the end that adds __version__.
|
|
@contextlib.contextmanager
|
|
def tagged_py_file(path, metadata):
|
|
dest_fd, dest_path = tempfile.mkstemp(suffix=".py", text=True)
|
|
try:
|
|
with os.fdopen(dest_fd, "w") as dest:
|
|
with open(path, "r") as src:
|
|
contents = src.read()
|
|
dest.write(contents)
|
|
|
|
# Don't overwrite a version definition if the file already has one in it.
|
|
if metadata.version and "__version__ =" not in contents:
|
|
dest.write("\n\n__version__ = {}\n".format(repr(metadata.version)))
|
|
yield dest_path
|
|
finally:
|
|
os.unlink(dest_path)
|
|
|
|
|
|
def main():
|
|
import argparse
|
|
|
|
cmd_parser = argparse.ArgumentParser(description="List the files referenced by a manifest.")
|
|
cmd_parser.add_argument("--freeze", action="store_true", help="freeze mode")
|
|
cmd_parser.add_argument("--compile", action="store_true", help="compile mode")
|
|
cmd_parser.add_argument(
|
|
"--lib",
|
|
default=os.path.join(os.path.dirname(__file__), "../lib/micropython-lib"),
|
|
help="path to micropython-lib repo",
|
|
)
|
|
cmd_parser.add_argument("--port", default=None, help="path to port dir")
|
|
cmd_parser.add_argument("--board", default=None, help="path to board dir")
|
|
cmd_parser.add_argument(
|
|
"--top",
|
|
default=os.path.join(os.path.dirname(__file__), ".."),
|
|
help="path to micropython repo",
|
|
)
|
|
cmd_parser.add_argument("files", nargs="+", help="input manifest.py")
|
|
args = cmd_parser.parse_args()
|
|
|
|
path_vars = {
|
|
"MPY_DIR": os.path.abspath(args.top) if args.top else None,
|
|
"BOARD_DIR": os.path.abspath(args.board) if args.board else None,
|
|
"PORT_DIR": os.path.abspath(args.port) if args.port else None,
|
|
"MPY_LIB_DIR": os.path.abspath(args.lib) if args.lib else None,
|
|
}
|
|
|
|
mode = None
|
|
if args.freeze:
|
|
mode = MODE_FREEZE
|
|
elif args.compile:
|
|
mode = MODE_COMPILE
|
|
else:
|
|
print("Error: No mode specified.", file=sys.stderr)
|
|
exit(1)
|
|
|
|
m = ManifestFile(mode, path_vars)
|
|
for manifest_file in args.files:
|
|
try:
|
|
m.execute(manifest_file)
|
|
except ManifestFileError as er:
|
|
print(er, file=sys.stderr)
|
|
exit(1)
|
|
for f in m.files():
|
|
print(f)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
main()
|