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87bf47bd90
esp-idf/tools/idf.py
Angus Gratton cc2b5b4e13 tool: Fix 'idf.py bootloader' error if Secure Boot is enabled 
If Secure Boot is enabled, there's no bootloader flasher arguments in the
project (to encourage careful manual flashing), so this command would
fail with a KeyError.
2020-07-27 07:27:07 +00:00

799 lines
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Python
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#!/usr/bin/env python
#
# 'idf.py' is a top-level config/build command line tool for ESP-IDF
#
# You don't have to use idf.py, you can use cmake directly
# (or use cmake in an IDE)
#
#
#
# Copyright 2019 Espressif Systems (Shanghai) PTE LTD
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# WARNING: we don't check for Python build-time dependencies until
# check_environment() function below. If possible, avoid importing
# any external libraries here - put in external script, or import in
# their specific function instead.
import codecs
import json
import locale
import os
import os.path
import subprocess
import sys
from collections import Counter, OrderedDict
from importlib import import_module
from pkgutil import iter_modules
# pyc files remain in the filesystem when switching between branches which might raise errors for incompatible
# idf.py extentions. Therefore, pyc file generation is turned off:
sys.dont_write_bytecode = True
from idf_py_actions.errors import FatalError # noqa: E402
from idf_py_actions.tools import (executable_exists, idf_version, merge_action_lists, realpath) # noqa: E402
# Use this Python interpreter for any subprocesses we launch
PYTHON = sys.executable
# note: os.environ changes don't automatically propagate to child processes,
# you have to pass env=os.environ explicitly anywhere that we create a process
os.environ["PYTHON"] = sys.executable
# Name of the program, normally 'idf.py'.
# Can be overridden from idf.bat using IDF_PY_PROGRAM_NAME
PROG = os.getenv("IDF_PY_PROGRAM_NAME", sys.argv[0])
def check_environment():
"""
Verify the environment contains the top-level tools we need to operate
(cmake will check a lot of other things)
"""
checks_output = []
if not executable_exists(["cmake", "--version"]):
print_idf_version()
raise FatalError("'cmake' must be available on the PATH to use %s" % PROG)
# verify that IDF_PATH env variable is set
# find the directory idf.py is in, then the parent directory of this, and assume this is IDF_PATH
detected_idf_path = realpath(os.path.join(os.path.dirname(__file__), ".."))
if "IDF_PATH" in os.environ:
set_idf_path = realpath(os.environ["IDF_PATH"])
if set_idf_path != detected_idf_path:
print(
"WARNING: IDF_PATH environment variable is set to %s but %s path indicates IDF directory %s. "
"Using the environment variable directory, but results may be unexpected..." %
(set_idf_path, PROG, detected_idf_path))
else:
print("Setting IDF_PATH environment variable: %s" % detected_idf_path)
os.environ["IDF_PATH"] = detected_idf_path
# check Python dependencies
checks_output.append("Checking Python dependencies...")
try:
out = subprocess.check_output(
[
os.environ["PYTHON"],
os.path.join(os.environ["IDF_PATH"], "tools", "check_python_dependencies.py"),
],
env=os.environ,
)
checks_output.append(out.decode('utf-8', 'ignore').strip())
except subprocess.CalledProcessError as e:
print(e.output.decode('utf-8', 'ignore'))
print_idf_version()
raise SystemExit(1)
return checks_output
def _safe_relpath(path, start=None):
""" Return a relative path, same as os.path.relpath, but only if this is possible.
It is not possible on Windows, if the start directory and the path are on different drives.
"""
try:
return os.path.relpath(path, os.curdir if start is None else start)
except ValueError:
return os.path.abspath(path)
def print_idf_version():
version = idf_version()
if version:
print("ESP-IDF %s" % version)
else:
print("ESP-IDF version unknown")
class PropertyDict(dict):
def __getattr__(self, name):
if name in self:
return self[name]
else:
raise AttributeError("'PropertyDict' object has no attribute '%s'" % name)
def __setattr__(self, name, value):
self[name] = value
def __delattr__(self, name):
if name in self:
del self[name]
else:
raise AttributeError("'PropertyDict' object has no attribute '%s'" % name)
def init_cli(verbose_output=None):
# Click is imported here to run it after check_environment()
import click
class Deprecation(object):
"""Construct deprecation notice for help messages"""
def __init__(self, deprecated=False):
self.deprecated = deprecated
self.since = None
self.removed = None
self.exit_with_error = None
self.custom_message = ""
if isinstance(deprecated, dict):
self.custom_message = deprecated.get("message", "")
self.since = deprecated.get("since", None)
self.removed = deprecated.get("removed", None)
self.exit_with_error = deprecated.get("exit_with_error", None)
elif isinstance(deprecated, str):
self.custom_message = deprecated
def full_message(self, type="Option"):
if self.exit_with_error:
return "%s is deprecated %sand was removed%s.%s" % (
type,
"since %s " % self.since if self.since else "",
" in %s" % self.removed if self.removed else "",
" %s" % self.custom_message if self.custom_message else "",
)
else:
return "%s is deprecated %sand will be removed in%s.%s" % (
type,
"since %s " % self.since if self.since else "",
" %s" % self.removed if self.removed else " future versions",
" %s" % self.custom_message if self.custom_message else "",
)
def help(self, text, type="Option", separator=" "):
text = text or ""
return self.full_message(type) + separator + text if self.deprecated else text
def short_help(self, text):
text = text or ""
return ("Deprecated! " + text) if self.deprecated else text
def check_deprecation(ctx):
"""Prints deprectation warnings for arguments in given context"""
for option in ctx.command.params:
default = () if option.multiple else option.default
if isinstance(option, Option) and option.deprecated and ctx.params[option.name] != default:
deprecation = Deprecation(option.deprecated)
if deprecation.exit_with_error:
raise FatalError("Error: %s" % deprecation.full_message('Option "%s"' % option.name))
else:
print("Warning: %s" % deprecation.full_message('Option "%s"' % option.name))
class Task(object):
def __init__(self, callback, name, aliases, dependencies, order_dependencies, action_args):
self.callback = callback
self.name = name
self.dependencies = dependencies
self.order_dependencies = order_dependencies
self.action_args = action_args
self.aliases = aliases
def __call__(self, context, global_args, action_args=None):
if action_args is None:
action_args = self.action_args
self.callback(self.name, context, global_args, **action_args)
class Action(click.Command):
def __init__(
self,
name=None,
aliases=None,
deprecated=False,
dependencies=None,
order_dependencies=None,
hidden=False,
**kwargs):
super(Action, self).__init__(name, **kwargs)
self.name = self.name or self.callback.__name__
self.deprecated = deprecated
self.hidden = hidden
if aliases is None:
aliases = []
self.aliases = aliases
self.help = self.help or self.callback.__doc__
if self.help is None:
self.help = ""
if dependencies is None:
dependencies = []
if order_dependencies is None:
order_dependencies = []
# Show first line of help if short help is missing
self.short_help = self.short_help or self.help.split("\n")[0]
if deprecated:
deprecation = Deprecation(deprecated)
self.short_help = deprecation.short_help(self.short_help)
self.help = deprecation.help(self.help, type="Command", separator="\n")
# Add aliases to help string
if aliases:
aliases_help = "Aliases: %s." % ", ".join(aliases)
self.help = "\n".join([self.help, aliases_help])
self.short_help = " ".join([aliases_help, self.short_help])
self.unwrapped_callback = self.callback
if self.callback is not None:
def wrapped_callback(**action_args):
return Task(
callback=self.unwrapped_callback,
name=self.name,
dependencies=dependencies,
order_dependencies=order_dependencies,
action_args=action_args,
aliases=self.aliases,
)
self.callback = wrapped_callback
def invoke(self, ctx):
if self.deprecated:
deprecation = Deprecation(self.deprecated)
message = deprecation.full_message('Command "%s"' % self.name)
if deprecation.exit_with_error:
raise FatalError("Error: %s" % message)
else:
print("Warning: %s" % message)
self.deprecated = False # disable Click's built-in deprecation handling
# Print warnings for options
check_deprecation(ctx)
return super(Action, self).invoke(ctx)
class Argument(click.Argument):
"""
Positional argument
names - alias of 'param_decls'
"""
def __init__(self, **kwargs):
names = kwargs.pop("names")
super(Argument, self).__init__(names, **kwargs)
class Scope(object):
"""
Scope for sub-command option.
possible values:
- default - only available on defined level (global/action)
- global - When defined for action, also available as global
- shared - Opposite to 'global': when defined in global scope, also available for all actions
"""
SCOPES = ("default", "global", "shared")
def __init__(self, scope=None):
if scope is None:
self._scope = "default"
elif isinstance(scope, str) and scope in self.SCOPES:
self._scope = scope
elif isinstance(scope, Scope):
self._scope = str(scope)
else:
raise FatalError("Unknown scope for option: %s" % scope)
@property
def is_global(self):
return self._scope == "global"
@property
def is_shared(self):
return self._scope == "shared"
def __str__(self):
return self._scope
class Option(click.Option):
"""Option that knows whether it should be global"""
def __init__(self, scope=None, deprecated=False, hidden=False, **kwargs):
"""
Keyword arguments additional to Click's Option class:
names - alias of 'param_decls'
deprecated - marks option as deprecated. May be boolean, string (with custom deprecation message)
or dict with optional keys:
since: version of deprecation
removed: version when option will be removed
custom_message: Additional text to deprecation warning
"""
kwargs["param_decls"] = kwargs.pop("names")
super(Option, self).__init__(**kwargs)
self.deprecated = deprecated
self.scope = Scope(scope)
self.hidden = hidden
if deprecated:
deprecation = Deprecation(deprecated)
self.help = deprecation.help(self.help)
if self.envvar:
self.help += " The default value can be set with the %s environment variable." % self.envvar
if self.scope.is_global:
self.help += " This option can be used at most once either globally, or for one subcommand."
def get_help_record(self, ctx):
# Backport "hidden" parameter to click 5.0
if self.hidden:
return
return super(Option, self).get_help_record(ctx)
class CLI(click.MultiCommand):
"""Action list contains all actions with options available for CLI"""
def __init__(self, all_actions=None, verbose_output=None, help=None):
super(CLI, self).__init__(
chain=True,
invoke_without_command=True,
result_callback=self.execute_tasks,
context_settings={"max_content_width": 140},
help=help,
)
self._actions = {}
self.global_action_callbacks = []
self.commands_with_aliases = {}
if verbose_output is None:
verbose_output = []
self.verbose_output = verbose_output
if all_actions is None:
all_actions = {}
shared_options = []
# Global options
for option_args in all_actions.get("global_options", []):
option = Option(**option_args)
self.params.append(option)
if option.scope.is_shared:
shared_options.append(option)
# Global options validators
self.global_action_callbacks = all_actions.get("global_action_callbacks", [])
# Actions
for name, action in all_actions.get("actions", {}).items():
arguments = action.pop("arguments", [])
options = action.pop("options", [])
if arguments is None:
arguments = []
if options is None:
options = []
self._actions[name] = Action(name=name, **action)
for alias in [name] + action.get("aliases", []):
self.commands_with_aliases[alias] = name
for argument_args in arguments:
self._actions[name].params.append(Argument(**argument_args))
# Add all shared options
for option in shared_options:
self._actions[name].params.append(option)
for option_args in options:
option = Option(**option_args)
if option.scope.is_shared:
raise FatalError(
'"%s" is defined for action "%s". '
' "shared" options can be declared only on global level' % (option.name, name))
# Promote options to global if see for the first time
if option.scope.is_global and option.name not in [o.name for o in self.params]:
self.params.append(option)
self._actions[name].params.append(option)
def list_commands(self, ctx):
return sorted(filter(lambda name: not self._actions[name].hidden, self._actions))
def get_command(self, ctx, name):
if name in self.commands_with_aliases:
return self._actions.get(self.commands_with_aliases.get(name))
# Trying fallback to build target (from "all" action) if command is not known
else:
return Action(name=name, callback=self._actions.get('fallback').unwrapped_callback)
def _print_closing_message(self, args, actions):
# print a closing message of some kind
#
if "flash" in str(actions) or "dfu" in str(actions):
print("Done")
return
if not os.path.exists(os.path.join(args.build_dir, "flasher_args.json")):
print("Done")
return
# Otherwise, if we built any binaries print a message about
# how to flash them
def print_flashing_message(title, key):
with open(os.path.join(args.build_dir, "flasher_args.json")) as f:
flasher_args = json.load(f)
def flasher_path(f):
return _safe_relpath(os.path.join(args.build_dir, f))
if key != "project": # flashing a single item
if key not in flasher_args:
# This is the case for 'idf.py bootloader' if Secure Boot is on, need to follow manual flashing steps
print("\n%s build complete." % title)
return
cmd = ""
if (key == "bootloader"): # bootloader needs --flash-mode, etc to be passed in
cmd = " ".join(flasher_args["write_flash_args"]) + " "
cmd += flasher_args[key]["offset"] + " "
cmd += flasher_path(flasher_args[key]["file"])
else: # flashing the whole project
cmd = " ".join(flasher_args["write_flash_args"]) + " "
flash_items = sorted(
((o, f) for (o, f) in flasher_args["flash_files"].items() if len(o) > 0),
key=lambda x: int(x[0], 0),
)
for o, f in flash_items:
cmd += o + " " + flasher_path(f) + " "
print("\n%s build complete. To flash, run this command:" % title)
print(
"%s %s -p %s -b %s --before %s --after %s --chip %s %s write_flash %s" % (
PYTHON,
_safe_relpath("%s/components/esptool_py/esptool/esptool.py" % os.environ["IDF_PATH"]),
args.port or "(PORT)",
args.baud,
flasher_args["extra_esptool_args"]["before"],
flasher_args["extra_esptool_args"]["after"],
flasher_args["extra_esptool_args"]["chip"],
"--no-stub" if not flasher_args["extra_esptool_args"]["stub"] else "",
cmd.strip(),
))
print(
"or run 'idf.py -p %s %s'" % (
args.port or "(PORT)",
key + "-flash" if key != "project" else "flash",
))
if "all" in actions or "build" in actions:
print_flashing_message("Project", "project")
else:
if "app" in actions:
print_flashing_message("App", "app")
if "partition_table" in actions:
print_flashing_message("Partition Table", "partition_table")
if "bootloader" in actions:
print_flashing_message("Bootloader", "bootloader")
def execute_tasks(self, tasks, **kwargs):
ctx = click.get_current_context()
global_args = PropertyDict(kwargs)
def _help_and_exit():
print(ctx.get_help())
ctx.exit()
# Show warning if some tasks are present several times in the list
dupplicated_tasks = sorted(
[item for item, count in Counter(task.name for task in tasks).items() if count > 1])
if dupplicated_tasks:
dupes = ", ".join('"%s"' % t for t in dupplicated_tasks)
print(
"WARNING: Command%s found in the list of commands more than once. " %
("s %s are" % dupes if len(dupplicated_tasks) > 1 else " %s is" % dupes) +
"Only first occurence will be executed.")
for task in tasks:
# Show help and exit if help is in the list of commands
if task.name == 'help':
_help_and_exit()
# Set propagated global options.
# These options may be set on one subcommand, but available in the list of global arguments
for key in list(task.action_args):
option = next((o for o in ctx.command.params if o.name == key), None)
if option and (option.scope.is_global or option.scope.is_shared):
local_value = task.action_args.pop(key)
global_value = global_args[key]
default = () if option.multiple else option.default
if global_value != default and local_value != default and global_value != local_value:
raise FatalError(
'Option "%s" provided for "%s" is already defined to a different value. '
"This option can appear at most once in the command line." % (key, task.name))
if local_value != default:
global_args[key] = local_value
# Show warnings about global arguments
check_deprecation(ctx)
# Make sure that define_cache_entry is mutable list and can be modified in callbacks
global_args.define_cache_entry = list(global_args.define_cache_entry)
# Execute all global action callback - first from idf.py itself, then from extensions
for action_callback in ctx.command.global_action_callbacks:
action_callback(ctx, global_args, tasks)
# Always show help when command is not provided
if not tasks:
_help_and_exit()
# Build full list of tasks to and deal with dependencies and order dependencies
tasks_to_run = OrderedDict()
while tasks:
task = tasks[0]
tasks_dict = dict([(t.name, t) for t in tasks])
dependecies_processed = True
# If task have some dependecies they have to be executed before the task.
for dep in task.dependencies:
if dep not in tasks_to_run.keys():
# If dependent task is in the list of unprocessed tasks move to the front of the list
if dep in tasks_dict.keys():
dep_task = tasks.pop(tasks.index(tasks_dict[dep]))
# Otherwise invoke it with default set of options
# and put to the front of the list of unprocessed tasks
else:
print(
'Adding "%s"\'s dependency "%s" to list of commands with default set of options.' %
(task.name, dep))
dep_task = ctx.invoke(ctx.command.get_command(ctx, dep))
# Remove options with global scope from invoke tasks because they are alread in global_args
for key in list(dep_task.action_args):
option = next((o for o in ctx.command.params if o.name == key), None)
if option and (option.scope.is_global or option.scope.is_shared):
dep_task.action_args.pop(key)
tasks.insert(0, dep_task)
dependecies_processed = False
# Order only dependencies are moved to the front of the queue if they present in command list
for dep in task.order_dependencies:
if dep in tasks_dict.keys() and dep not in tasks_to_run.keys():
tasks.insert(0, tasks.pop(tasks.index(tasks_dict[dep])))
dependecies_processed = False
if dependecies_processed:
# Remove task from list of unprocessed tasks
tasks.pop(0)
# And add to the queue
if task.name not in tasks_to_run.keys():
tasks_to_run.update([(task.name, task)])
# Run all tasks in the queue
# when global_args.dry_run is true idf.py works in idle mode and skips actual task execution
if not global_args.dry_run:
for task in tasks_to_run.values():
name_with_aliases = task.name
if task.aliases:
name_with_aliases += " (aliases: %s)" % ", ".join(task.aliases)
print("Executing action: %s" % name_with_aliases)
task(ctx, global_args, task.action_args)
self._print_closing_message(global_args, tasks_to_run.keys())
return tasks_to_run
# That's a tiny parser that parse project-dir even before constructing
# fully featured click parser to be sure that extensions are loaded from the right place
@click.command(
add_help_option=False,
context_settings={
"allow_extra_args": True,
"ignore_unknown_options": True
},
)
@click.option("-C", "--project-dir", default=os.getcwd())
def parse_project_dir(project_dir):
return realpath(project_dir)
project_dir = parse_project_dir(standalone_mode=False)
all_actions = {}
# Load extensions from components dir
idf_py_extensions_path = os.path.join(os.environ["IDF_PATH"], "tools", "idf_py_actions")
extension_dirs = [realpath(idf_py_extensions_path)]
extra_paths = os.environ.get("IDF_EXTRA_ACTIONS_PATH")
if extra_paths is not None:
for path in extra_paths.split(';'):
path = realpath(path)
if path not in extension_dirs:
extension_dirs.append(path)
extensions = {}
for directory in extension_dirs:
if directory and not os.path.exists(directory):
print('WARNING: Directroy with idf.py extensions doesn\'t exist:\n %s' % directory)
continue
sys.path.append(directory)
for _finder, name, _ispkg in sorted(iter_modules([directory])):
if name.endswith('_ext'):
extensions[name] = import_module(name)
# Load component manager if available and not explicitly disabled
if os.getenv('IDF_COMPONENT_MANAGER', None) != '0':
try:
from idf_component_manager import idf_extensions
extensions['component_manager_ext'] = idf_extensions
os.environ['IDF_COMPONENT_MANAGER'] = '1'
except ImportError:
pass
for name, extension in extensions.items():
try:
all_actions = merge_action_lists(all_actions, extension.action_extensions(all_actions, project_dir))
except AttributeError:
print('WARNING: Cannot load idf.py extension "%s"' % name)
# Load extensions from project dir
if os.path.exists(os.path.join(project_dir, "idf_ext.py")):
sys.path.append(project_dir)
try:
from idf_ext import action_extensions
except ImportError:
print("Error importing extension file idf_ext.py. Skipping.")
print("Please make sure that it contains implementation (even if it's empty) of add_action_extensions")
try:
all_actions = merge_action_lists(all_actions, action_extensions(all_actions, project_dir))
except NameError:
pass
cli_help = (
"ESP-IDF CLI build management tool. "
"For commands that are not known to idf.py an attempt to execute it as a build system target will be made.")
return CLI(help=cli_help, verbose_output=verbose_output, all_actions=all_actions)
def main():
checks_output = check_environment()
cli = init_cli(verbose_output=checks_output)
cli(sys.argv[1:], prog_name=PROG)
def _valid_unicode_config():
# Python 2 is always good
if sys.version_info[0] == 2:
return True
# With python 3 unicode environment is required
try:
return codecs.lookup(locale.getpreferredencoding()).name != "ascii"
except Exception:
return False
def _find_usable_locale():
try:
locales = subprocess.Popen(["locale", "-a"], stdout=subprocess.PIPE, stderr=subprocess.PIPE).communicate()[0]
except OSError:
locales = ""
if isinstance(locales, bytes):
locales = locales.decode("ascii", "replace")
usable_locales = []
for line in locales.splitlines():
locale = line.strip()
locale_name = locale.lower().replace("-", "")
# C.UTF-8 is the best option, if supported
if locale_name == "c.utf8":
return locale
if locale_name.endswith(".utf8"):
# Make a preference of english locales
if locale.startswith("en_"):
usable_locales.insert(0, locale)
else:
usable_locales.append(locale)
if not usable_locales:
raise FatalError(
"Support for Unicode filenames is required, but no suitable UTF-8 locale was found on your system."
" Please refer to the manual for your operating system for details on locale reconfiguration.")
return usable_locales[0]
if __name__ == "__main__":
try:
# On MSYS2 we need to run idf.py with "winpty" in order to be able to cancel the subprocesses properly on
# keyboard interrupt (CTRL+C).
# Using an own global variable for indicating that we are running with "winpty" seems to be the most suitable
# option as os.environment['_'] contains "winpty" only when it is run manually from console.
WINPTY_VAR = "WINPTY"
WINPTY_EXE = "winpty"
if ("MSYSTEM" in os.environ) and (not os.environ.get("_", "").endswith(WINPTY_EXE)
and WINPTY_VAR not in os.environ):
if 'menuconfig' in sys.argv:
# don't use winpty for menuconfig because it will print weird characters
main()
else:
os.environ[WINPTY_VAR] = "1" # the value is of no interest to us
# idf.py calls itself with "winpty" and WINPTY global variable set
ret = subprocess.call([WINPTY_EXE, sys.executable] + sys.argv, env=os.environ)
if ret:
raise SystemExit(ret)
elif os.name == "posix" and not _valid_unicode_config():
# Trying to find best utf-8 locale available on the system and restart python with it
best_locale = _find_usable_locale()
print(
"Your environment is not configured to handle unicode filenames outside of ASCII range."
" Environment variable LC_ALL is temporary set to %s for unicode support." % best_locale)
os.environ["LC_ALL"] = best_locale
ret = subprocess.call([sys.executable] + sys.argv, env=os.environ)
if ret:
raise SystemExit(ret)
else:
main()
except FatalError as e:
print(e)
sys.exit(2)
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