kconfig check: support passing a file directly (!1802)
This allows for example for me to call the kconfig check function on the .config file in my Linux tree: $ pmbootstrap kconfig check --file .config and it reports me which kconfig options I need to enable.
This commit is contained in:
parent
9dc326ecb8
commit
30384b9083
|
@ -247,6 +247,13 @@ def newapkbuild(args):
|
|||
|
||||
def kconfig(args):
|
||||
if args.action_kconfig == "check":
|
||||
# Handle passing a file directly
|
||||
if args.file:
|
||||
if pmb.parse.kconfig.check_file(args, args.package, details=True):
|
||||
logging.info("kconfig check succeeded!")
|
||||
return
|
||||
raise RuntimeError("kconfig check failed!")
|
||||
|
||||
# Default to all kernel packages
|
||||
packages = []
|
||||
if args.package == "" or args.package is None:
|
||||
|
|
|
@ -227,6 +227,8 @@ def arguments_kconfig(subparser):
|
|||
" kernels, even the ones that would be ignored by"
|
||||
" default")
|
||||
check.add_argument("--arch", choices=arch_choices, dest="arch")
|
||||
check.add_argument("--file", action="store_true", help="check a file"
|
||||
" directly instead of a config in a package")
|
||||
check_package = check.add_argument("package", default="", nargs='?')
|
||||
if argcomplete:
|
||||
check_package.completer = kernel_completer
|
||||
|
|
|
@ -35,36 +35,14 @@ def is_set(config, option):
|
|||
return re.search("^CONFIG_" + option + "=[ym]", config, re.M) is not None
|
||||
|
||||
|
||||
def check(args, pkgname, details=False):
|
||||
"""
|
||||
Check for necessary kernel config options.
|
||||
|
||||
:returns: True when the check was successful, False otherwise
|
||||
"""
|
||||
# Pkgname: allow omitting "linux-" prefix
|
||||
if pkgname.startswith("linux-"):
|
||||
flavor = pkgname.split("linux-")[1]
|
||||
logging.info("PROTIP: You can simply do 'pmbootstrap kconfig check " +
|
||||
flavor + "'")
|
||||
else:
|
||||
flavor = pkgname
|
||||
|
||||
# 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"]
|
||||
for config_path in glob.glob(aport + "/config-*"):
|
||||
def check_config(config_path, config_path_pretty, config_arch, pkgver, details=False):
|
||||
logging.debug("Check kconfig: " + config_path)
|
||||
with open(config_path) as handle:
|
||||
config = handle.read()
|
||||
|
||||
# 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]
|
||||
|
||||
# Loop trough necessary config options, and print a warning,
|
||||
# Loop through necessary config options, and print a warning,
|
||||
# if any is missing
|
||||
path = "linux-" + flavor + "/" + os.path.basename(config_path)
|
||||
ret = True
|
||||
for rule, archs_options in pmb.config.necessary_kconfig_options.items():
|
||||
# Skip options irrelevant for the current kernel's version
|
||||
if not pmb.parse.version.check_string(pkgver, rule):
|
||||
|
@ -91,13 +69,80 @@ def check(args, pkgname, details=False):
|
|||
should = "should" if option_value else "should *not*"
|
||||
link = ("https://wiki.postmarketos.org/wiki/"
|
||||
"Kernel_configuration#CONFIG_" + option)
|
||||
logging.info("WARNING: " + path + ": CONFIG_" + option + " " +
|
||||
logging.info("WARNING: " + config_path_pretty + ": CONFIG_" + option + " " +
|
||||
should + " be set. See <" + link +
|
||||
"> for details.")
|
||||
else:
|
||||
logging.warning("WARNING: " + path + " isn't configured"
|
||||
logging.warning("WARNING: " + config_path_pretty + " isn't configured"
|
||||
" properly for postmarketOS, run"
|
||||
" 'pmbootstrap kconfig check' for"
|
||||
" details!")
|
||||
break
|
||||
return ret
|
||||
|
||||
|
||||
def check(args, pkgname, details=False):
|
||||
"""
|
||||
Check for necessary kernel config options.
|
||||
|
||||
:returns: True when the check was successful, False otherwise
|
||||
"""
|
||||
# Pkgname: allow omitting "linux-" prefix
|
||||
if pkgname.startswith("linux-"):
|
||||
flavor = pkgname.split("linux-")[1]
|
||||
logging.info("PROTIP: You can simply do 'pmbootstrap kconfig check " +
|
||||
flavor + "'")
|
||||
else:
|
||||
flavor = pkgname
|
||||
|
||||
# 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"]
|
||||
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)
|
||||
return ret
|
||||
|
||||
|
||||
def extract_arch(config_file):
|
||||
# Extract the architecture out of the config
|
||||
with open(config_file) as f:
|
||||
config = f.read()
|
||||
if is_set(config, "ARM"):
|
||||
return "armv7"
|
||||
elif is_set(config, "ARM64"):
|
||||
return "aarch64"
|
||||
elif is_set(config, "X86_32"):
|
||||
return "x86"
|
||||
elif is_set(config, "X86_64"):
|
||||
return "x86_64"
|
||||
|
||||
# No match
|
||||
logging.info("WARNING: failed to extract arch from kernel config")
|
||||
return "unknown"
|
||||
|
||||
|
||||
def extract_version(config_file):
|
||||
# Try to extract the version string out of the comment header
|
||||
with open(config_file) as f:
|
||||
# Read the first 3 lines of the file and get the third line only
|
||||
text = [next(f) for x in range(3)][2]
|
||||
ver_match = re.match(r"# Linux/\S+ (\S+) Kernel Configuration", text)
|
||||
if ver_match:
|
||||
return ver_match.group(1)
|
||||
|
||||
# No match
|
||||
logging.info("WARNING: failed to extract version from kernel config")
|
||||
return "unknown"
|
||||
|
||||
|
||||
def check_file(args, config_file, details=False):
|
||||
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)
|
||||
|
|
Loading…
Reference in New Issue