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pmb.parse.kconfig: implement anbox kconfig check (MR 1916)

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fixes https://gitlab.com/postmarketOS/pmbootstrap/-/issues/1891.
This commit is contained in:
Antoine Fontaine 2020-04-13 10:51:56 +02:00 • committed by Oliver Smith
parent e36e160167
commit 28da033267
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GPG key ID: 5AE7F5513E0885CB
5 changed files with 116 additions and 30 deletions
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106
pmb/parse/kconfig.py
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@ -19,15 +19,67 @@ def is_set(config, option):
return re.search("^CONFIG_" + option + "=[ym]$", config, re.M) is not None
def check_config(config_path, config_path_pretty, config_arch, pkgver, details=False):
def is_in_array(config, option, string):
"""
Check, whether a config option contains string as an array element
"""
match = re.search("^CONFIG_" + option + "=\"(.*)\"$", config, re.M)
if match:
values = match.group(1).split(",")
return string in values
else:
return False
def check_option(component, details, config, config_path_pretty, option, option_value):
link = (f"https://wiki.postmarketos.org/wiki/kconfig#CONFIG_{option}")
warning_no_details = (f"WARNING: {config_path_pretty} isn't"
f" configured properly for {component}, run"
f" 'pmbootstrap kconfig check' for details!")
if isinstance(option_value, list):
for string in option_value:
if not is_in_array(config, option, string):
if details:
logging.info(f"WARNING: {config_path_pretty}:"
f' CONFIG_{option} should contain "{string}".'
f" See <{link}> for details.")
else:
logging.warning(warning_no_details)
return False
elif option_value in [True, False]:
if option_value != is_set(config, option):
if details:
should = "should" if option_value else "should *not*"
logging.info(f"WARNING: {config_path_pretty}: CONFIG_{option}"
f" {should} be set. See <{link}> for details.")
else:
logging.warning(warning_no_details)
return False
else:
raise RuntimeError("kconfig check code can only handle True/False and"
" arrays now, given value '" + str(option_value) +
"' is not supported. If you need this, please open"
" an issue.")
return True
def check_config(config_path, config_path_pretty, config_arch, pkgver,
anbox=False, details=False):
logging.debug("Check kconfig: " + config_path)
with open(config_path) as handle:
config = handle.read()
if anbox:
options = pmb.config.necessary_kconfig_options_anbox
component = "anbox"
else:
options = pmb.config.necessary_kconfig_options
component = "postmarketOS"
# Loop through necessary config options, and print a warning,
# if any is missing
ret = True
for rule, archs_options in pmb.config.necessary_kconfig_options.items():
for rule, archs_options in options.items():
# Skip options irrelevant for the current kernel's version
if not pmb.parse.version.check_string(pkgver, rule):
continue
@ -42,32 +94,16 @@ def check_config(config_path, config_path_pretty, config_arch, pkgver, details=F
continue
for option, option_value in options.items():
if option_value not in [True, False]:
raise RuntimeError("kconfig check code can only handle"
" True/False right now, given value '" +
str(option_value) + "' is not supported. If you"
" need this, please open an issue.")
if option_value != is_set(config, option):
if not check_option(component, details, config, config_path_pretty, option, option_value):
ret = False
if details:
should = "should" if option_value else "should *not*"
link = ("https://wiki.postmarketos.org/wiki/"
"Kernel_configuration#CONFIG_" + option)
logging.info("WARNING: " + config_path_pretty + ": CONFIG_" + option + " " +
should + " be set. See <" + link +
"> for details.")
else:
logging.warning("WARNING: " + config_path_pretty + " isn't configured"
" properly for postmarketOS, run"
" 'pmbootstrap kconfig check' for"
" details!")
break
if not details:
break # do not give too much error messages
return ret
def check(args, pkgname, details=False):
def check(args, pkgname, force_anbox_check=False, details=False):
"""
Check for necessary kernel config options.
Check for necessary kernel config options in a package.
:returns: True when the check was successful, False otherwise
"""
@ -82,13 +118,19 @@ def check(args, pkgname, details=False):
# Read all kernel configs in the aport
ret = True
aport = pmb.helpers.pmaports.find(args, "linux-" + flavor)
pkgver = pmb.parse.apkbuild(args, aport + "/APKBUILD")["pkgver"]
apkbuild = pmb.parse.apkbuild(args, aport + "/APKBUILD")
pkgver = apkbuild["pkgver"]
check_anbox = force_anbox_check or ("pmb:kconfigcheck-anbox" in apkbuild["options"])
for config_path in glob.glob(aport + "/config-*"):
# The architecture of the config is in the name, so it just needs to be
# extracted
config_arch = os.path.basename(config_path).split(".")[1]
config_path_pretty = "linux-" + flavor + "/" + os.path.basename(config_path)
ret &= check_config(config_path, config_path_pretty, config_arch, pkgver, details)
ret &= check_config(config_path, config_path_pretty, config_arch,
pkgver, details=details)
if check_anbox:
ret &= check_config(config_path, config_path_pretty, config_arch,
pkgver, anbox=True, details=details)
return ret
@ -124,9 +166,19 @@ def extract_version(config_file):
return "unknown"
def check_file(args, config_file, details=False):
def check_file(args, config_file, anbox=False, details=False):
"""
Check for necessary kernel config options in a kconfig file.
:returns: True when the check was successful, False otherwise
"""
arch = extract_arch(config_file)
version = extract_version(config_file)
logging.debug("Check kconfig: parsed arch=" + arch + ", version=" +
version + " from file: " + config_file)
return check_config(config_file, config_file, arch, version, details)
ret = check_config(config_file, config_file, arch, version, anbox=False,
details=details)
if anbox:
ret &= check_config(config_file, config_file, arch, version, anbox=True,
details=details)
return ret