272 lines
10 KiB
Python
272 lines
10 KiB
Python
# Copyright 2015-2017 Espressif Systems (Shanghai) PTE LTD
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http:#www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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""" IDF Test Applications """
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import subprocess
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import App
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import json
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import os
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import sys
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class IDFApp(App.BaseApp):
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"""
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Implements common esp-idf application behavior.
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idf applications should inherent from this class and overwrite method get_binary_path.
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"""
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IDF_DOWNLOAD_CONFIG_FILE = "download.config"
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IDF_FLASH_ARGS_FILE = "flasher_args.json"
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def __init__(self, app_path):
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super(IDFApp, self).__init__(app_path)
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self.idf_path = self.get_sdk_path()
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self.binary_path = self.get_binary_path(app_path)
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self.elf_file = self._get_elf_file_path(self.binary_path)
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assert os.path.exists(self.binary_path)
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if self.IDF_DOWNLOAD_CONFIG_FILE not in os.listdir(self.binary_path):
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if self.IDF_FLASH_ARGS_FILE not in os.listdir(self.binary_path):
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msg = ("Neither {} nor {} exists. "
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"Try to run 'make print_flash_cmd | tail -n 1 > {}/{}' "
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"or 'idf.py build' "
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"for resolving the issue."
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"").format(self.IDF_DOWNLOAD_CONFIG_FILE, self.IDF_FLASH_ARGS_FILE,
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self.binary_path, self.IDF_DOWNLOAD_CONFIG_FILE)
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raise AssertionError(msg)
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self.flash_files, self.flash_settings = self._parse_flash_download_config()
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self.partition_table = self._parse_partition_table()
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@classmethod
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def get_sdk_path(cls):
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idf_path = os.getenv("IDF_PATH")
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assert idf_path
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assert os.path.exists(idf_path)
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return idf_path
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def _get_sdkconfig_paths(self):
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"""
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returns list of possible paths where sdkconfig could be found
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Note: could be overwritten by a derived class to provide other locations or order
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"""
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return [os.path.join(self.binary_path, "sdkconfig"), os.path.join(self.binary_path, "..", "sdkconfig")]
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def get_sdkconfig(self):
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"""
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reads sdkconfig and returns a dictionary with all configuredvariables
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:param sdkconfig_file: location of sdkconfig
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:raise: AssertionError: if sdkconfig file does not exist in defined paths
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"""
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d = {}
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sdkconfig_file = None
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for i in self._get_sdkconfig_paths():
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if os.path.exists(i):
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sdkconfig_file = i
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break
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assert sdkconfig_file is not None
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with open(sdkconfig_file) as f:
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for line in f:
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configs = line.split('=')
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if len(configs) == 2:
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d[configs[0]] = configs[1]
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return d
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def get_binary_path(self, app_path):
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"""
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get binary path according to input app_path.
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subclass must overwrite this method.
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:param app_path: path of application
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:return: abs app binary path
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"""
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pass
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@staticmethod
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def _get_elf_file_path(binary_path):
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ret = ""
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file_names = os.listdir(binary_path)
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for fn in file_names:
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if os.path.splitext(fn)[1] == ".elf":
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ret = os.path.join(binary_path, fn)
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return ret
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def _parse_flash_download_config(self):
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"""
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Parse flash download config from build metadata files
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Sets self.flash_files, self.flash_settings
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(Called from constructor)
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Returns (flash_files, flash_settings)
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"""
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if self.IDF_FLASH_ARGS_FILE in os.listdir(self.binary_path):
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# CMake version using build metadata file
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with open(os.path.join(self.binary_path, self.IDF_FLASH_ARGS_FILE), "r") as f:
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args = json.load(f)
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flash_files = [(offs,file) for (offs,file) in args["flash_files"].items() if offs != ""]
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flash_settings = args["flash_settings"]
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else:
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# GNU Make version uses download.config arguments file
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with open(os.path.join(self.binary_path, self.IDF_DOWNLOAD_CONFIG_FILE), "r") as f:
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args = f.readlines()[-1].split(" ")
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flash_files = []
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flash_settings = {}
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for idx in range(0, len(args), 2): # process arguments in pairs
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if args[idx].startswith("--"):
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# strip the -- from the command line argument
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flash_settings[args[idx][2:]] = args[idx + 1]
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else:
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# offs, filename
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flash_files.append((args[idx], args[idx + 1]))
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# make file offsets into integers, make paths absolute
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flash_files = [(int(offs, 0), os.path.join(self.binary_path, path.strip())) for (offs, path) in flash_files]
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return (flash_files, flash_settings)
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def _parse_partition_table(self):
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"""
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Parse partition table contents based on app binaries
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Returns partition_table data
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(Called from constructor)
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"""
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partition_tool = os.path.join(self.idf_path,
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"components",
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"partition_table",
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"gen_esp32part.py")
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assert os.path.exists(partition_tool)
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errors = []
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# self.flash_files is sorted based on offset in order to have a consistent result with different versions of
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# Python
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for (_, path) in sorted(self.flash_files, key=lambda elem: elem[0]):
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if 'partition' in os.path.split(path)[1]:
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partition_file = os.path.join(self.binary_path, path)
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process = subprocess.Popen([sys.executable, partition_tool, partition_file],
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stdout=subprocess.PIPE, stderr=subprocess.PIPE)
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(raw_data, raw_error) = process.communicate()
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if isinstance(raw_error, bytes):
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raw_error = raw_error.decode()
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if 'Traceback' in raw_error:
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# Some exception occured. It is possible that we've tried the wrong binary file.
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errors.append((path, raw_error))
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continue
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if isinstance(raw_data, bytes):
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raw_data = raw_data.decode()
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break
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else:
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traceback_msg = os.linesep.join(['{} {}:{}{}'.format(partition_tool,
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p,
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os.linesep,
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msg) for p, msg in errors])
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raise ValueError("No partition table found for IDF binary path: {}{}{}".format(self.binary_path,
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os.linesep,
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traceback_msg))
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partition_table = dict()
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for line in raw_data.splitlines():
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if line[0] != "#":
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try:
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_name, _type, _subtype, _offset, _size, _flags = line.split(",")
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if _size[-1] == "K":
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_size = int(_size[:-1]) * 1024
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elif _size[-1] == "M":
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_size = int(_size[:-1]) * 1024 * 1024
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else:
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_size = int(_size)
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except ValueError:
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continue
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partition_table[_name] = {
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"type": _type,
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"subtype": _subtype,
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"offset": _offset,
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"size": _size,
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"flags": _flags
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}
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return partition_table
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class Example(IDFApp):
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def _get_sdkconfig_paths(self):
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"""
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overrides the parent method to provide exact path of sdkconfig for example tests
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"""
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return [os.path.join(self.binary_path, "..", "sdkconfig")]
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def get_binary_path(self, app_path):
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# build folder of example path
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path = os.path.join(self.idf_path, app_path, "build")
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if not os.path.exists(path):
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# search for CI build folders
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app = os.path.basename(app_path)
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example_path = os.path.join(self.idf_path, "build_examples", "example_builds")
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for dirpath, dirnames, files in os.walk(example_path):
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if dirnames:
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if dirnames[0] == app:
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path = os.path.join(example_path, dirpath, dirnames[0], "build")
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break
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else:
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raise OSError("Failed to find example binary")
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return path
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class UT(IDFApp):
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def get_binary_path(self, app_path):
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"""
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:param app_path: app path or app config
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:return: binary path
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"""
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if not app_path:
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app_path = "default"
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path = os.path.join(self.idf_path, app_path)
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if not os.path.exists(path):
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while True:
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# try to get by config
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if app_path == "default":
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# it's default config, we first try to get form build folder of unit-test-app
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path = os.path.join(self.idf_path, "tools", "unit-test-app", "build")
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if os.path.exists(path):
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# found, use bin in build path
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break
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# ``make ut-build-all-configs`` or ``make ut-build-CONFIG`` will copy binary to output folder
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path = os.path.join(self.idf_path, "tools", "unit-test-app", "output", app_path)
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if os.path.exists(path):
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break
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raise OSError("Failed to get unit-test-app binary path")
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return path
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class SSC(IDFApp):
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def get_binary_path(self, app_path):
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# TODO: to implement SSC get binary path
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return app_path
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class AT(IDFApp):
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def get_binary_path(self, app_path):
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# TODO: to implement AT get binary path
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return app_path
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