mirror of
https://github.com/trezor/trezor-firmware.git
synced 2024-11-14 03:30:02 +00:00
build: replace local copy of pb2py / build_protobuf with pb2py from trezor-common
This commit is contained in:
matejcik
parent
6f23331dfc
commit
ef736e837c
14
setup.py
14
setup.py
@ -8,6 +8,7 @@ import tempfile
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from setuptools import setup, Command, find_packages
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from setuptools.command.build_py import build_py
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from setuptools.command.develop import develop
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from distutils.errors import DistutilsError
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install_requires = [
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'setuptools>=19.0',
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@ -45,7 +46,7 @@ class PrebuildCommand(Command):
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# check for existence of the submodule directory
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common_defs = os.path.join(TREZOR_COMMON, 'defs')
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if not os.path.exists(common_defs):
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raise Exception('trezor-common submodule seems to be missing.\n' +
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raise DistutilsError('trezor-common submodule seems to be missing.\n' +
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'Use "git submodule update --init" to retrieve it.')
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# generate and copy coins.json to the tree
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@ -56,11 +57,14 @@ class PrebuildCommand(Command):
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# regenerate messages
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try:
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subprocess.check_call([os.path.join(CWD, 'tools', 'build_protobuf'), '--no-core'])
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proto_srcs = [os.path.join(TREZOR_COMMON, "protob", name + ".proto") for name in ("messages", "types")]
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subprocess.check_call([
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os.path.join(TREZOR_COMMON, "protob", "pb2py"),
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"-o", os.path.join(CWD, "trezorlib", "messages"),
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"-P", "..protobuf",
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] + proto_srcs)
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except Exception as e:
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print(e)
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print("Generating protobuf failed. Maybe you don't have 'protoc', or maybe you are on Windows?")
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print("Using pre-generated files.")
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raise DistutilsError("Generating protobuf failed. Make sure you have 'protoc' in your PATH.") from e
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def _patch_prebuild(cls):
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@ -1,72 +0,0 @@
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#!/bin/bash
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set -e
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IS_CORE=""
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if [ "$1" == "--core" ]; then
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shift
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IS_CORE=yes
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elif [ "$1" == "--no-core" ]; then
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shift
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elif echo $PWD | grep -q "trezor-core"; then
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IS_CORE=yes
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fi
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if [ -n "$1" ]; then
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OUTDIR=`readlink -f "$1"`
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fi
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cd "$(dirname "$0")"
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# set up paths
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INDEX="__init__.py"
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GENPATH="${OUTDIR:-../trezorlib/messages}"
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PROTO_PATH="../vendor/trezor-common/protob"
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PROTO_FILES="types messages"
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# set up temporary directory & cleanup
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TMPDIR=$(mktemp -d)
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function cleanup {
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rm -r $TMPDIR
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}
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trap cleanup EXIT
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# set up pb2 outdir
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PB2_OUT="$TMPDIR/pb2"
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mkdir -p "$PB2_OUT"
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# compile .proto files to python2 modules using google protobuf library
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for file in $PROTO_FILES; do
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protoc --python_out="$PB2_OUT" -I/usr/include -I"$PROTO_PATH" "$PROTO_PATH/$file.proto"
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done
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if [ -n "$IS_CORE" ]; then
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# generate for micropython
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PB2PY_OPTS="-m"
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else
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# create index (__init__.py)
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echo "# Automatically generated by pb2py" > $TMPDIR/$INDEX
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echo >> $TMPDIR/$INDEX
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PB2PY_OPTS="-l $TMPDIR/$INDEX"
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fi
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# convert google protobuf library to trezor's internal format
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for file in $PROTO_FILES; do
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./pb2py $PB2PY_OPTS -P "trezorlib.protobuf" -p "$PB2_OUT" "$file" "$TMPDIR"
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done
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if [ -n "$IS_CORE" ]; then
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cp "$TMPDIR/MessageType.py" "$TMPDIR/wire_types.py"
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fi
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# ensure $GENPATH exists and is empty of messages
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mkdir -p "$GENPATH"
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# only remove messages - there could possibly be other files not starting with capital letter
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rm -f "$GENPATH"/[A-Z]*.py
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# move generated files to the destination
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# (this assumes $INDEX is *.py, otherwise we'd have to add $INDEX separately)
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mv "$TMPDIR"/*.py "$GENPATH"
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# the exit trap handles removing the tmp directory
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217
tools/pb2py
217
tools/pb2py
@ -1,217 +0,0 @@
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#!/usr/bin/env python3
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# Converts Google's protobuf python definitions of TREZOR wire messages
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# to plain-python objects as used in TREZOR Core and python-trezor
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import argparse
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import importlib
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import logging
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import os
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import sys
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from collections import namedtuple
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ProtoField = namedtuple('ProtoField', 'name, number, proto_type, py_type, repeated, required, orig')
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def parse_field(number, field):
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FIELD_TYPES = {
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field.TYPE_UINT64: ('p.UVarintType', 'int'),
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field.TYPE_UINT32: ('p.UVarintType', 'int'),
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field.TYPE_ENUM: ('p.UVarintType', 'int'),
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field.TYPE_SINT32: ('p.SVarintType', 'int'),
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field.TYPE_SINT64: ('p.SVarintType', 'int'),
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field.TYPE_STRING: ('p.UnicodeType', 'str'),
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field.TYPE_BOOL: ('p.BoolType', 'bool'),
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field.TYPE_BYTES: ('p.BytesType', 'bytes'),
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}
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repeated = (field.label == field.LABEL_REPEATED)
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required = (field.label == field.LABEL_REQUIRED)
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if field.type == field.TYPE_MESSAGE:
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proto_type = py_type = field.message_type.name
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else:
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try:
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proto_type, py_type = FIELD_TYPES[field.type]
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except KeyError:
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raise ValueError("Unknown field type %d for field %s" % (field.type, field.name)) from None
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if repeated:
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py_type = "List[%s]" % py_type
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return ProtoField(
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name=field.name,
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number=number,
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proto_type=proto_type,
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py_type=py_type,
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repeated=repeated,
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required=required,
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orig=field,
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)
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def import_pb2(name):
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return importlib.import_module("%s_pb2" % name)
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def create_message_import(name):
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return "from .%s import %s" % (name, name)
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def remove_from_start(s, prefix):
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if s.startswith(prefix):
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return s[len(prefix):]
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else:
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return s
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def process_message_imports(descriptor):
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imports = set()
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for field in descriptor.fields:
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if field.type == field.TYPE_MESSAGE:
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imports.add(field.message_type.name)
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for name in sorted(imports):
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yield create_message_import(name)
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def create_init_method(fields):
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yield " def __init__("
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yield " self,"
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for field in fields[:-1]:
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yield " %s: %s = None," % (field.name, field.py_type)
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# last field must not have a traling comma
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yield " %s: %s = None" % (fields[-1].name, fields[-1].py_type)
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yield " ) -> None:"
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for field in fields:
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if field.repeated:
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yield " self.{0} = {0} if {0} is not None else []".format(field.name)
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else:
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yield " self.{0} = {0}".format(field.name)
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def process_message(descriptor, protobuf_module, msg_id, is_upy):
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logging.debug("Processing message %s", descriptor.name)
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if is_upy:
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yield "import protobuf as p"
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else:
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yield "from .. import protobuf as p"
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fields = list(parse_field(number, field)
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for number, field
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in descriptor.fields_by_number.items())
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if any(field.repeated for field in fields):
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yield "if __debug__:"
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yield " try:"
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yield " from typing import List"
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yield " except ImportError:"
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yield " List = None"
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yield from process_message_imports(descriptor)
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yield ""
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yield ""
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yield "class %s(p.MessageType):" % descriptor.name
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if msg_id is not None:
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yield " MESSAGE_WIRE_TYPE = %d" % msg_id
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if fields:
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yield " FIELDS = {"
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for field in fields:
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comments = []
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if field.required:
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comments.append('required')
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if field.orig.has_default_value:
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comments.append("default=%s" % repr(field.orig.default_value))
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if comments:
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comment = " # %s" % ' '.join(comments)
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else:
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comment = ''
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if field.repeated:
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flags = 'p.FLAG_REPEATED'
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else:
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flags = '0'
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yield " %d: ('%s', %s, %s),%s" % (field.number, field.name, field.proto_type, flags, comment)
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yield " }"
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yield ""
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yield from create_init_method(fields)
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if not fields and not msg_id:
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yield " pass"
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def process_enum(descriptor, is_upy):
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logging.debug("Processing enum %s", descriptor.name)
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for name, value in descriptor.values_by_name.items():
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# Remove type name from the beginning of the constant
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# For example "PinMatrixRequestType_Current" -> "Current"
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enum_prefix = descriptor.name
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name = remove_from_start(name, "%s_" % enum_prefix)
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# If type ends with *Type, but constant use type name without *Type, remove it too :)
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# For example "ButtonRequestType & ButtonRequest_Other" => "Other"
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if enum_prefix.endswith("Type"):
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enum_prefix, _ = enum_prefix.rsplit("Type", 1)
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name = remove_from_start(name, "%s_" % enum_prefix)
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yield "%s = %s" % (name, value.number)
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def process_file(descriptor, protobuf_module, genpath, modlist, is_upy):
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logging.info("Processing module %s", descriptor.name)
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msg_types = import_pb2('messages').MessageType
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for name, message_descriptor in sorted(descriptor.message_types_by_name.items()):
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# Find message type for given class
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try:
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msg_id = msg_types.Value("MessageType_%s" % name)
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except ValueError:
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msg_id = None
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out = process_message(message_descriptor, protobuf_module, msg_id, is_upy)
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write_to_file(genpath, name, out)
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if modlist:
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modlist.write(create_message_import(name) + "\n")
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for name, enum_descriptor in descriptor.enum_types_by_name.items():
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out = process_enum(enum_descriptor, is_upy)
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write_to_file(genpath, name, out)
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if modlist:
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modlist.write("from . import %s\n" % name)
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def write_to_file(genpath, t, out):
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# Write generated sourcecode to given file
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with open(os.path.join(genpath, "%s.py" % t), 'w') as f:
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f.write("# Automatically generated by pb2py\n")
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for line in out:
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f.write(line + "\n")
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if __name__ == '__main__':
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logging.basicConfig(level=logging.DEBUG)
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parser = argparse.ArgumentParser()
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parser.add_argument('module', help="Name of module to generate")
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parser.add_argument('genpath', help="Directory for generated source code")
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parser.add_argument('-P', '--protobuf-module', default="protobuf", help="Name of protobuf module")
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parser.add_argument('-l', '--modlist', type=argparse.FileType('a'), help="Generate list of modules")
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parser.add_argument('-p', '--protopath', type=str, help="Path to search for pregenerated Google's python sources")
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parser.add_argument('-m', '--micropython', action='store_true', help="Use micropython-favoured source code")
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args = parser.parse_args()
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if args.protopath:
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sys.path.append(args.protopath)
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# This must be done after sys.path.append
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module = import_pb2(args.module)
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process_file(module.DESCRIPTOR, args.protobuf_module, args.genpath, args.modlist, args.micropython)
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2
vendor/trezor-common
vendored
2
vendor/trezor-common
vendored
@ -1 +1 @@
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Subproject commit e5df1abfbe752da9232893715c496b3a1a9bde7a
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Subproject commit 6575418de93d2ca5fd67dd306f19ee736ebfd7b7
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