| # |
| # SPDX-License-Identifier: GPL-2.0-only |
| # |
| from abc import ABCMeta, abstractmethod |
| from oe.utils import execute_pre_post_process |
| from oe.package_manager import * |
| from oe.manifest import * |
| import oe.path |
| import shutil |
| import os |
| import subprocess |
| import re |
| |
| class Rootfs(object, metaclass=ABCMeta): |
| """ |
| This is an abstract class. Do not instantiate this directly. |
| """ |
| |
| def __init__(self, d, progress_reporter=None, logcatcher=None): |
| self.d = d |
| self.pm = None |
| self.image_rootfs = self.d.getVar('IMAGE_ROOTFS') |
| self.deploydir = self.d.getVar('IMGDEPLOYDIR') |
| self.progress_reporter = progress_reporter |
| self.logcatcher = logcatcher |
| |
| self.install_order = Manifest.INSTALL_ORDER |
| |
| @abstractmethod |
| def _create(self): |
| pass |
| |
| @abstractmethod |
| def _get_delayed_postinsts(self): |
| pass |
| |
| @abstractmethod |
| def _save_postinsts(self): |
| pass |
| |
| @abstractmethod |
| def _log_check(self): |
| pass |
| |
| def _log_check_common(self, type, match): |
| # Ignore any lines containing log_check to avoid recursion, and ignore |
| # lines beginning with a + since sh -x may emit code which isn't |
| # actually executed, but may contain error messages |
| excludes = [ 'log_check', r'^\+' ] |
| if hasattr(self, 'log_check_expected_regexes'): |
| excludes.extend(self.log_check_expected_regexes) |
| # Insert custom log_check excludes |
| excludes += [x for x in (self.d.getVar("IMAGE_LOG_CHECK_EXCLUDES") or "").split(" ") if x] |
| excludes = [re.compile(x) for x in excludes] |
| r = re.compile(match) |
| log_path = self.d.expand("${T}/log.do_rootfs") |
| messages = [] |
| with open(log_path, 'r') as log: |
| for line in log: |
| if self.logcatcher and self.logcatcher.contains(line.rstrip()): |
| continue |
| for ee in excludes: |
| m = ee.search(line) |
| if m: |
| break |
| if m: |
| continue |
| |
| m = r.search(line) |
| if m: |
| messages.append('[log_check] %s' % line) |
| if messages: |
| if len(messages) == 1: |
| msg = '1 %s message' % type |
| else: |
| msg = '%d %s messages' % (len(messages), type) |
| msg = '[log_check] %s: found %s in the logfile:\n%s' % \ |
| (self.d.getVar('PN'), msg, ''.join(messages)) |
| if type == 'error': |
| bb.fatal(msg) |
| else: |
| bb.warn(msg) |
| |
| def _log_check_warn(self): |
| self._log_check_common('warning', '^(warn|Warn|WARNING:)') |
| |
| def _log_check_error(self): |
| self._log_check_common('error', self.log_check_regex) |
| |
| def _insert_feed_uris(self): |
| if bb.utils.contains("IMAGE_FEATURES", "package-management", |
| True, False, self.d): |
| self.pm.insert_feeds_uris(self.d.getVar('PACKAGE_FEED_URIS') or "", |
| self.d.getVar('PACKAGE_FEED_BASE_PATHS') or "", |
| self.d.getVar('PACKAGE_FEED_ARCHS')) |
| |
| |
| """ |
| The _cleanup() method should be used to clean-up stuff that we don't really |
| want to end up on target. For example, in the case of RPM, the DB locks. |
| The method is called, once, at the end of create() method. |
| """ |
| @abstractmethod |
| def _cleanup(self): |
| pass |
| |
| def _setup_dbg_rootfs(self, dirs): |
| gen_debugfs = self.d.getVar('IMAGE_GEN_DEBUGFS') or '0' |
| if gen_debugfs != '1': |
| return |
| |
| bb.note(" Renaming the original rootfs...") |
| try: |
| shutil.rmtree(self.image_rootfs + '-orig') |
| except: |
| pass |
| bb.utils.rename(self.image_rootfs, self.image_rootfs + '-orig') |
| |
| bb.note(" Creating debug rootfs...") |
| bb.utils.mkdirhier(self.image_rootfs) |
| |
| bb.note(" Copying back package database...") |
| for dir in dirs: |
| if not os.path.isdir(self.image_rootfs + '-orig' + dir): |
| continue |
| bb.utils.mkdirhier(self.image_rootfs + os.path.dirname(dir)) |
| shutil.copytree(self.image_rootfs + '-orig' + dir, self.image_rootfs + dir, symlinks=True) |
| |
| # Copy files located in /usr/lib/debug or /usr/src/debug |
| for dir in ["/usr/lib/debug", "/usr/src/debug"]: |
| src = self.image_rootfs + '-orig' + dir |
| if os.path.exists(src): |
| dst = self.image_rootfs + dir |
| bb.utils.mkdirhier(os.path.dirname(dst)) |
| shutil.copytree(src, dst) |
| |
| # Copy files with suffix '.debug' or located in '.debug' dir. |
| for root, dirs, files in os.walk(self.image_rootfs + '-orig'): |
| relative_dir = root[len(self.image_rootfs + '-orig'):] |
| for f in files: |
| if f.endswith('.debug') or '/.debug' in relative_dir: |
| bb.utils.mkdirhier(self.image_rootfs + relative_dir) |
| shutil.copy(os.path.join(root, f), |
| self.image_rootfs + relative_dir) |
| |
| bb.note(" Install complementary '*-dbg' packages...") |
| self.pm.install_complementary('*-dbg') |
| |
| if self.d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-with-srcpkg': |
| bb.note(" Install complementary '*-src' packages...") |
| self.pm.install_complementary('*-src') |
| |
| """ |
| Install additional debug packages. Possibility to install additional packages, |
| which are not automatically installed as complementary package of |
| standard one, e.g. debug package of static libraries. |
| """ |
| extra_debug_pkgs = self.d.getVar('IMAGE_INSTALL_DEBUGFS') |
| if extra_debug_pkgs: |
| bb.note(" Install extra debug packages...") |
| self.pm.install(extra_debug_pkgs.split(), True) |
| |
| bb.note(" Rename debug rootfs...") |
| try: |
| shutil.rmtree(self.image_rootfs + '-dbg') |
| except: |
| pass |
| bb.utils.rename(self.image_rootfs, self.image_rootfs + '-dbg') |
| |
| bb.note(" Restoring original rootfs...") |
| bb.utils.rename(self.image_rootfs + '-orig', self.image_rootfs) |
| |
| def _exec_shell_cmd(self, cmd): |
| fakerootcmd = self.d.getVar('FAKEROOT') |
| if fakerootcmd is not None: |
| exec_cmd = [fakerootcmd, cmd] |
| else: |
| exec_cmd = cmd |
| |
| try: |
| subprocess.check_output(exec_cmd, stderr=subprocess.STDOUT) |
| except subprocess.CalledProcessError as e: |
| return("Command '%s' returned %d:\n%s" % (e.cmd, e.returncode, e.output)) |
| |
| return None |
| |
| def create(self): |
| bb.note("###### Generate rootfs #######") |
| pre_process_cmds = self.d.getVar("ROOTFS_PREPROCESS_COMMAND") |
| post_process_cmds = self.d.getVar("ROOTFS_POSTPROCESS_COMMAND") |
| rootfs_post_install_cmds = self.d.getVar('ROOTFS_POSTINSTALL_COMMAND') |
| |
| bb.utils.mkdirhier(self.image_rootfs) |
| |
| bb.utils.mkdirhier(self.deploydir) |
| |
| execute_pre_post_process(self.d, pre_process_cmds) |
| |
| if self.progress_reporter: |
| self.progress_reporter.next_stage() |
| |
| # call the package manager dependent create method |
| self._create() |
| |
| sysconfdir = self.image_rootfs + self.d.getVar('sysconfdir') |
| bb.utils.mkdirhier(sysconfdir) |
| with open(sysconfdir + "/version", "w+") as ver: |
| ver.write(self.d.getVar('BUILDNAME') + "\n") |
| |
| execute_pre_post_process(self.d, rootfs_post_install_cmds) |
| |
| self.pm.run_intercepts() |
| |
| execute_pre_post_process(self.d, post_process_cmds) |
| |
| if self.progress_reporter: |
| self.progress_reporter.next_stage() |
| |
| if bb.utils.contains("IMAGE_FEATURES", "read-only-rootfs", |
| True, False, self.d) and \ |
| not bb.utils.contains("IMAGE_FEATURES", |
| "read-only-rootfs-delayed-postinsts", |
| True, False, self.d): |
| delayed_postinsts = self._get_delayed_postinsts() |
| if delayed_postinsts is not None: |
| bb.fatal("The following packages could not be configured " |
| "offline and rootfs is read-only: %s" % |
| delayed_postinsts) |
| |
| if self.d.getVar('USE_DEVFS') != "1": |
| self._create_devfs() |
| |
| self._uninstall_unneeded() |
| |
| if self.progress_reporter: |
| self.progress_reporter.next_stage() |
| |
| self._insert_feed_uris() |
| |
| self._run_ldconfig() |
| |
| if self.d.getVar('USE_DEPMOD') != "0": |
| self._generate_kernel_module_deps() |
| |
| self._cleanup() |
| self._log_check() |
| |
| if self.progress_reporter: |
| self.progress_reporter.next_stage() |
| |
| |
| def _uninstall_unneeded(self): |
| # Remove the run-postinsts package if no delayed postinsts are found |
| delayed_postinsts = self._get_delayed_postinsts() |
| if delayed_postinsts is None: |
| if os.path.exists(self.d.expand("${IMAGE_ROOTFS}${sysconfdir}/init.d/run-postinsts")) or os.path.exists(self.d.expand("${IMAGE_ROOTFS}${systemd_unitdir}/system/run-postinsts.service")): |
| self.pm.remove(["run-postinsts"]) |
| |
| image_rorfs = bb.utils.contains("IMAGE_FEATURES", "read-only-rootfs", |
| True, False, self.d) |
| image_rorfs_force = self.d.getVar('FORCE_RO_REMOVE') |
| |
| if image_rorfs or image_rorfs_force == "1": |
| # Remove components that we don't need if it's a read-only rootfs |
| unneeded_pkgs = self.d.getVar("ROOTFS_RO_UNNEEDED").split() |
| pkgs_installed = image_list_installed_packages(self.d) |
| # Make sure update-alternatives is removed last. This is |
| # because its database has to available while uninstalling |
| # other packages, allowing alternative symlinks of packages |
| # to be uninstalled or to be managed correctly otherwise. |
| provider = self.d.getVar("VIRTUAL-RUNTIME_update-alternatives") |
| pkgs_to_remove = sorted([pkg for pkg in pkgs_installed if pkg in unneeded_pkgs], key=lambda x: x == provider) |
| |
| # update-alternatives provider is removed in its own remove() |
| # call because all package managers do not guarantee the packages |
| # are removed in the order they given in the list (which is |
| # passed to the command line). The sorting done earlier is |
| # utilized to implement the 2-stage removal. |
| if len(pkgs_to_remove) > 1: |
| self.pm.remove(pkgs_to_remove[:-1], False) |
| if len(pkgs_to_remove) > 0: |
| self.pm.remove([pkgs_to_remove[-1]], False) |
| |
| if delayed_postinsts: |
| self._save_postinsts() |
| if image_rorfs: |
| bb.warn("There are post install scripts " |
| "in a read-only rootfs") |
| |
| post_uninstall_cmds = self.d.getVar("ROOTFS_POSTUNINSTALL_COMMAND") |
| execute_pre_post_process(self.d, post_uninstall_cmds) |
| |
| runtime_pkgmanage = bb.utils.contains("IMAGE_FEATURES", "package-management", |
| True, False, self.d) |
| if not runtime_pkgmanage: |
| # Remove the package manager data files |
| self.pm.remove_packaging_data() |
| |
| def _run_ldconfig(self): |
| if self.d.getVar('LDCONFIGDEPEND'): |
| bb.note("Executing: ldconfig -r " + self.image_rootfs + " -c new -v -X") |
| self._exec_shell_cmd(['ldconfig', '-r', self.image_rootfs, '-c', |
| 'new', '-v', '-X']) |
| |
| image_rorfs = bb.utils.contains("IMAGE_FEATURES", "read-only-rootfs", |
| True, False, self.d) |
| ldconfig_in_features = bb.utils.contains("DISTRO_FEATURES", "ldconfig", |
| True, False, self.d) |
| if image_rorfs or not ldconfig_in_features: |
| ldconfig_cache_dir = os.path.join(self.image_rootfs, "var/cache/ldconfig") |
| if os.path.exists(ldconfig_cache_dir): |
| bb.note("Removing ldconfig auxiliary cache...") |
| shutil.rmtree(ldconfig_cache_dir) |
| |
| def _check_for_kernel_modules(self, modules_dir): |
| for root, dirs, files in os.walk(modules_dir, topdown=True): |
| for name in files: |
| found_ko = name.endswith((".ko", ".ko.gz", ".ko.xz")) |
| if found_ko: |
| return found_ko |
| return False |
| |
| def _generate_kernel_module_deps(self): |
| modules_dir = os.path.join(self.image_rootfs, 'lib', 'modules') |
| # if we don't have any modules don't bother to do the depmod |
| if not self._check_for_kernel_modules(modules_dir): |
| bb.note("No Kernel Modules found, not running depmod") |
| return |
| |
| kernel_abi_ver_file = oe.path.join(self.d.getVar('PKGDATA_DIR'), "kernel-depmod", |
| 'kernel-abiversion') |
| if not os.path.exists(kernel_abi_ver_file): |
| bb.fatal("No kernel-abiversion file found (%s), cannot run depmod, aborting" % kernel_abi_ver_file) |
| |
| kernel_ver = open(kernel_abi_ver_file).read().strip(' \n') |
| versioned_modules_dir = os.path.join(self.image_rootfs, modules_dir, kernel_ver) |
| |
| bb.utils.mkdirhier(versioned_modules_dir) |
| |
| self._exec_shell_cmd(['depmodwrapper', '-a', '-b', self.image_rootfs, kernel_ver]) |
| |
| """ |
| Create devfs: |
| * IMAGE_DEVICE_TABLE is the old name to an absolute path to a device table file |
| * IMAGE_DEVICE_TABLES is a new name for a file, or list of files, seached |
| for in the BBPATH |
| If neither are specified then the default name of files/device_table-minimal.txt |
| is searched for in the BBPATH (same as the old version.) |
| """ |
| def _create_devfs(self): |
| devtable_list = [] |
| devtable = self.d.getVar('IMAGE_DEVICE_TABLE') |
| if devtable is not None: |
| devtable_list.append(devtable) |
| else: |
| devtables = self.d.getVar('IMAGE_DEVICE_TABLES') |
| if devtables is None: |
| devtables = 'files/device_table-minimal.txt' |
| for devtable in devtables.split(): |
| devtable_list.append("%s" % bb.utils.which(self.d.getVar('BBPATH'), devtable)) |
| |
| for devtable in devtable_list: |
| self._exec_shell_cmd(["makedevs", "-r", |
| self.image_rootfs, "-D", devtable]) |
| |
| |
| def get_class_for_type(imgtype): |
| import importlib |
| mod = importlib.import_module('oe.package_manager.' + imgtype + '.rootfs') |
| return mod.PkgRootfs |
| |
| def variable_depends(d, manifest_dir=None): |
| img_type = d.getVar('IMAGE_PKGTYPE') |
| cls = get_class_for_type(img_type) |
| return cls._depends_list() |
| |
| def create_rootfs(d, manifest_dir=None, progress_reporter=None, logcatcher=None): |
| env_bkp = os.environ.copy() |
| |
| img_type = d.getVar('IMAGE_PKGTYPE') |
| |
| cls = get_class_for_type(img_type) |
| cls(d, manifest_dir, progress_reporter, logcatcher).create() |
| os.environ.clear() |
| os.environ.update(env_bkp) |
| |
| |
| def image_list_installed_packages(d, rootfs_dir=None): |
| if not rootfs_dir: |
| rootfs_dir = d.getVar('IMAGE_ROOTFS') |
| |
| img_type = d.getVar('IMAGE_PKGTYPE') |
| |
| import importlib |
| cls = importlib.import_module('oe.package_manager.' + img_type) |
| return cls.PMPkgsList(d, rootfs_dir).list_pkgs() |
| |
| if __name__ == "__main__": |
| """ |
| We should be able to run this as a standalone script, from outside bitbake |
| environment. |
| """ |
| """ |
| TBD |
| """ |