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 filecmp 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) 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')) @abstractmethod def _handle_intercept_failure(self, failed_script): pass """ 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 os.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) cpath = oe.cachedpath.CachedPath() # 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 cpath.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 cpath.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') bb.note(" Rename debug rootfs...") try: shutil.rmtree(self.image_rootfs + '-dbg') except: pass os.rename(self.image_rootfs, self.image_rootfs + '-dbg') bb.note(" Restoreing original rootfs...") os.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') postinst_intercepts_dir = self.d.getVar("POSTINST_INTERCEPTS_DIR") if not postinst_intercepts_dir: postinst_intercepts_dir = self.d.expand("${COREBASE}/scripts/postinst-intercepts") intercepts_dir = os.path.join(self.d.getVar('WORKDIR'), "intercept_scripts") bb.utils.remove(intercepts_dir, True) bb.utils.mkdirhier(self.image_rootfs) bb.utils.mkdirhier(self.deploydir) shutil.copytree(postinst_intercepts_dir, intercepts_dir) 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._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): 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 unneeded init script symlinks 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")): self._exec_shell_cmd(["update-rc.d", "-f", "-r", self.d.getVar('IMAGE_ROOTFS'), "run-postinsts", "remove"]) 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 _postpone_to_first_boot(self, postinst_intercept_hook): with open(postinst_intercept_hook) as intercept: registered_pkgs = None for line in intercept.read().split("\n"): m = re.match("^##PKGS:(.*)", line) if m is not None: registered_pkgs = m.group(1).strip() break if registered_pkgs is not None: bb.note("The postinstalls for the following packages " "will be postponed for first boot: %s" % registered_pkgs) # call the backend dependent handler self._handle_intercept_failure(registered_pkgs) def _run_intercepts(self): intercepts_dir = os.path.join(self.d.getVar('WORKDIR'), "intercept_scripts") bb.note("Running intercept scripts:") os.environ['D'] = self.image_rootfs os.environ['STAGING_DIR_NATIVE'] = self.d.getVar('STAGING_DIR_NATIVE') for script in os.listdir(intercepts_dir): script_full = os.path.join(intercepts_dir, script) if script == "postinst_intercept" or not os.access(script_full, os.X_OK): continue if script == "delay_to_first_boot": self._postpone_to_first_boot(script_full) continue bb.note("> Executing %s intercept ..." % script) try: output = subprocess.check_output(script_full, stderr=subprocess.STDOUT) if output: bb.note(output.decode("utf-8")) except subprocess.CalledProcessError as e: bb.warn("The postinstall intercept hook '%s' failed, details in log.do_rootfs" % script) bb.note("Exit code %d. Output:\n%s" % (e.returncode, e.output.decode("utf-8"))) self._postpone_to_first_boot(script_full) def _run_ldconfig(self): if self.d.getVar('LDCONFIGDEPEND'): bb.note("Executing: ldconfig -r" + self.image_rootfs + "-c new -v") self._exec_shell_cmd(['ldconfig', '-r', self.image_rootfs, '-c', 'new', '-v']) 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") 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]) class RpmRootfs(Rootfs): def __init__(self, d, manifest_dir, progress_reporter=None, logcatcher=None): super(RpmRootfs, self).__init__(d, progress_reporter, logcatcher) self.log_check_regex = '(unpacking of archive failed|Cannot find package'\ '|exit 1|ERROR: |Error: |Error |ERROR '\ '|Failed |Failed: |Failed$|Failed\(\d+\):)' self.manifest = RpmManifest(d, manifest_dir) self.pm = RpmPM(d, d.getVar('IMAGE_ROOTFS'), self.d.getVar('TARGET_VENDOR') ) self.inc_rpm_image_gen = self.d.getVar('INC_RPM_IMAGE_GEN') if self.inc_rpm_image_gen != "1": bb.utils.remove(self.image_rootfs, True) else: self.pm.recovery_packaging_data() bb.utils.remove(self.d.getVar('MULTILIB_TEMP_ROOTFS'), True) self.pm.create_configs() ''' While rpm incremental image generation is enabled, it will remove the unneeded pkgs by comparing the new install solution manifest and the old installed manifest. ''' def _create_incremental(self, pkgs_initial_install): if self.inc_rpm_image_gen == "1": pkgs_to_install = list() for pkg_type in pkgs_initial_install: pkgs_to_install += pkgs_initial_install[pkg_type] installed_manifest = self.pm.load_old_install_solution() solution_manifest = self.pm.dump_install_solution(pkgs_to_install) pkg_to_remove = list() for pkg in installed_manifest: if pkg not in solution_manifest: pkg_to_remove.append(pkg) self.pm.update() bb.note('incremental update -- upgrade packages in place ') self.pm.upgrade() if pkg_to_remove != []: bb.note('incremental removed: %s' % ' '.join(pkg_to_remove)) self.pm.remove(pkg_to_remove) self.pm.autoremove() def _create(self): pkgs_to_install = self.manifest.parse_initial_manifest() rpm_pre_process_cmds = self.d.getVar('RPM_PREPROCESS_COMMANDS') rpm_post_process_cmds = self.d.getVar('RPM_POSTPROCESS_COMMANDS') # update PM index files self.pm.write_index() execute_pre_post_process(self.d, rpm_pre_process_cmds) if self.progress_reporter: self.progress_reporter.next_stage() if self.inc_rpm_image_gen == "1": self._create_incremental(pkgs_to_install) if self.progress_reporter: self.progress_reporter.next_stage() self.pm.update() pkgs = [] pkgs_attempt = [] for pkg_type in pkgs_to_install: if pkg_type == Manifest.PKG_TYPE_ATTEMPT_ONLY: pkgs_attempt += pkgs_to_install[pkg_type] else: pkgs += pkgs_to_install[pkg_type] if self.progress_reporter: self.progress_reporter.next_stage() self.pm.install(pkgs) if self.progress_reporter: self.progress_reporter.next_stage() self.pm.install(pkgs_attempt, True) if self.progress_reporter: self.progress_reporter.next_stage() self.pm.install_complementary() if self.progress_reporter: self.progress_reporter.next_stage() self._setup_dbg_rootfs(['/etc', '/var/lib/rpm', '/var/cache/dnf', '/var/lib/dnf']) execute_pre_post_process(self.d, rpm_post_process_cmds) if self.inc_rpm_image_gen == "1": self.pm.backup_packaging_data() if self.progress_reporter: self.progress_reporter.next_stage() @staticmethod def _depends_list(): return ['DEPLOY_DIR_RPM', 'INC_RPM_IMAGE_GEN', 'RPM_PREPROCESS_COMMANDS', 'RPM_POSTPROCESS_COMMANDS', 'RPM_PREFER_ELF_ARCH'] def _get_delayed_postinsts(self): postinst_dir = self.d.expand("${IMAGE_ROOTFS}${sysconfdir}/rpm-postinsts") if os.path.isdir(postinst_dir): files = os.listdir(postinst_dir) for f in files: bb.note('Delayed package scriptlet: %s' % f) return files return None def _save_postinsts(self): # this is just a stub. For RPM, the failed postinstalls are # already saved in /etc/rpm-postinsts pass def _log_check(self): self._log_check_warn() self._log_check_error() def _handle_intercept_failure(self, registered_pkgs): rpm_postinsts_dir = self.image_rootfs + self.d.expand('${sysconfdir}/rpm-postinsts/') bb.utils.mkdirhier(rpm_postinsts_dir) # Save the package postinstalls in /etc/rpm-postinsts for pkg in registered_pkgs.split(): self.pm.save_rpmpostinst(pkg) def _cleanup(self): self.pm._invoke_dnf(["clean", "all"]) class DpkgOpkgRootfs(Rootfs): def __init__(self, d, progress_reporter=None, logcatcher=None): super(DpkgOpkgRootfs, self).__init__(d, progress_reporter, logcatcher) def _get_pkgs_postinsts(self, status_file): def _get_pkg_depends_list(pkg_depends): pkg_depends_list = [] # filter version requirements like libc (>= 1.1) for dep in pkg_depends.split(', '): m_dep = re.match("^(.*) \(.*\)$", dep) if m_dep: dep = m_dep.group(1) pkg_depends_list.append(dep) return pkg_depends_list pkgs = {} pkg_name = "" pkg_status_match = False pkg_depends = "" with open(status_file) as status: data = status.read() status.close() for line in data.split('\n'): m_pkg = re.match("^Package: (.*)", line) m_status = re.match("^Status:.*unpacked", line) m_depends = re.match("^Depends: (.*)", line) if m_pkg is not None: if pkg_name and pkg_status_match: pkgs[pkg_name] = _get_pkg_depends_list(pkg_depends) pkg_name = m_pkg.group(1) pkg_status_match = False pkg_depends = "" elif m_status is not None: pkg_status_match = True elif m_depends is not None: pkg_depends = m_depends.group(1) # remove package dependencies not in postinsts pkg_names = list(pkgs.keys()) for pkg_name in pkg_names: deps = pkgs[pkg_name][:] for d in deps: if d not in pkg_names: pkgs[pkg_name].remove(d) return pkgs def _get_delayed_postinsts_common(self, status_file): def _dep_resolve(graph, node, resolved, seen): seen.append(node) for edge in graph[node]: if edge not in resolved: if edge in seen: raise RuntimeError("Packages %s and %s have " \ "a circular dependency in postinsts scripts." \ % (node, edge)) _dep_resolve(graph, edge, resolved, seen) resolved.append(node) pkg_list = [] pkgs = None if not self.d.getVar('PACKAGE_INSTALL').strip(): bb.note("Building empty image") else: pkgs = self._get_pkgs_postinsts(status_file) if pkgs: root = "__packagegroup_postinst__" pkgs[root] = list(pkgs.keys()) _dep_resolve(pkgs, root, pkg_list, []) pkg_list.remove(root) if len(pkg_list) == 0: return None return pkg_list def _save_postinsts_common(self, dst_postinst_dir, src_postinst_dir): num = 0 for p in self._get_delayed_postinsts(): bb.utils.mkdirhier(dst_postinst_dir) if os.path.exists(os.path.join(src_postinst_dir, p + ".postinst")): shutil.copy(os.path.join(src_postinst_dir, p + ".postinst"), os.path.join(dst_postinst_dir, "%03d-%s" % (num, p))) num += 1 class DpkgRootfs(DpkgOpkgRootfs): def __init__(self, d, manifest_dir, progress_reporter=None, logcatcher=None): super(DpkgRootfs, self).__init__(d, progress_reporter, logcatcher) self.log_check_regex = '^E:' self.log_check_expected_regexes = \ [ "^E: Unmet dependencies." ] bb.utils.remove(self.image_rootfs, True) bb.utils.remove(self.d.getVar('MULTILIB_TEMP_ROOTFS'), True) self.manifest = DpkgManifest(d, manifest_dir) self.pm = DpkgPM(d, d.getVar('IMAGE_ROOTFS'), d.getVar('PACKAGE_ARCHS'), d.getVar('DPKG_ARCH')) def _create(self): pkgs_to_install = self.manifest.parse_initial_manifest() deb_pre_process_cmds = self.d.getVar('DEB_PREPROCESS_COMMANDS') deb_post_process_cmds = self.d.getVar('DEB_POSTPROCESS_COMMANDS') alt_dir = self.d.expand("${IMAGE_ROOTFS}/var/lib/dpkg/alternatives") bb.utils.mkdirhier(alt_dir) # update PM index files self.pm.write_index() execute_pre_post_process(self.d, deb_pre_process_cmds) if self.progress_reporter: self.progress_reporter.next_stage() # Don't support incremental, so skip that self.progress_reporter.next_stage() self.pm.update() if self.progress_reporter: self.progress_reporter.next_stage() for pkg_type in self.install_order: if pkg_type in pkgs_to_install: self.pm.install(pkgs_to_install[pkg_type], [False, True][pkg_type == Manifest.PKG_TYPE_ATTEMPT_ONLY]) if self.progress_reporter: # Don't support attemptonly, so skip that self.progress_reporter.next_stage() self.progress_reporter.next_stage() self.pm.install_complementary() if self.progress_reporter: self.progress_reporter.next_stage() self._setup_dbg_rootfs(['/var/lib/dpkg']) self.pm.fix_broken_dependencies() self.pm.mark_packages("installed") self.pm.run_pre_post_installs() execute_pre_post_process(self.d, deb_post_process_cmds) if self.progress_reporter: self.progress_reporter.next_stage() @staticmethod def _depends_list(): return ['DEPLOY_DIR_DEB', 'DEB_SDK_ARCH', 'APTCONF_TARGET', 'APT_ARGS', 'DPKG_ARCH', 'DEB_PREPROCESS_COMMANDS', 'DEB_POSTPROCESS_COMMANDS'] def _get_delayed_postinsts(self): status_file = self.image_rootfs + "/var/lib/dpkg/status" return self._get_delayed_postinsts_common(status_file) def _save_postinsts(self): dst_postinst_dir = self.d.expand("${IMAGE_ROOTFS}${sysconfdir}/deb-postinsts") src_postinst_dir = self.d.expand("${IMAGE_ROOTFS}/var/lib/dpkg/info") return self._save_postinsts_common(dst_postinst_dir, src_postinst_dir) def _handle_intercept_failure(self, registered_pkgs): self.pm.mark_packages("unpacked", registered_pkgs.split()) def _log_check(self): self._log_check_warn() self._log_check_error() def _cleanup(self): pass class OpkgRootfs(DpkgOpkgRootfs): def __init__(self, d, manifest_dir, progress_reporter=None, logcatcher=None): super(OpkgRootfs, self).__init__(d, progress_reporter, logcatcher) self.log_check_regex = '(exit 1|Collected errors)' self.manifest = OpkgManifest(d, manifest_dir) self.opkg_conf = self.d.getVar("IPKGCONF_TARGET") self.pkg_archs = self.d.getVar("ALL_MULTILIB_PACKAGE_ARCHS") self.inc_opkg_image_gen = self.d.getVar('INC_IPK_IMAGE_GEN') or "" if self._remove_old_rootfs(): bb.utils.remove(self.image_rootfs, True) self.pm = OpkgPM(d, self.image_rootfs, self.opkg_conf, self.pkg_archs) else: self.pm = OpkgPM(d, self.image_rootfs, self.opkg_conf, self.pkg_archs) self.pm.recover_packaging_data() bb.utils.remove(self.d.getVar('MULTILIB_TEMP_ROOTFS'), True) def _prelink_file(self, root_dir, filename): bb.note('prelink %s in %s' % (filename, root_dir)) prelink_cfg = oe.path.join(root_dir, self.d.expand('${sysconfdir}/prelink.conf')) if not os.path.exists(prelink_cfg): shutil.copy(self.d.expand('${STAGING_DIR_NATIVE}${sysconfdir_native}/prelink.conf'), prelink_cfg) cmd_prelink = self.d.expand('${STAGING_DIR_NATIVE}${sbindir_native}/prelink') self._exec_shell_cmd([cmd_prelink, '--root', root_dir, '-amR', '-N', '-c', self.d.expand('${sysconfdir}/prelink.conf')]) ''' Compare two files with the same key twice to see if they are equal. If they are not equal, it means they are duplicated and come from different packages. 1st: Comapre them directly; 2nd: While incremental image creation is enabled, one of the files could be probaly prelinked in the previous image creation and the file has been changed, so we need to prelink the other one and compare them. ''' def _file_equal(self, key, f1, f2): # Both of them are not prelinked if filecmp.cmp(f1, f2): return True if self.image_rootfs not in f1: self._prelink_file(f1.replace(key, ''), f1) if self.image_rootfs not in f2: self._prelink_file(f2.replace(key, ''), f2) # Both of them are prelinked if filecmp.cmp(f1, f2): return True # Not equal return False """ This function was reused from the old implementation. See commit: "image.bbclass: Added variables for multilib support." by Lianhao Lu. """ def _multilib_sanity_test(self, dirs): allow_replace = self.d.getVar("MULTILIBRE_ALLOW_REP") if allow_replace is None: allow_replace = "" allow_rep = re.compile(re.sub("\|$", "", allow_replace)) error_prompt = "Multilib check error:" files = {} for dir in dirs: for root, subfolders, subfiles in os.walk(dir): for file in subfiles: item = os.path.join(root, file) key = str(os.path.join("/", os.path.relpath(item, dir))) valid = True if key in files: #check whether the file is allow to replace if allow_rep.match(key): valid = True else: if os.path.exists(files[key]) and \ os.path.exists(item) and \ not self._file_equal(key, files[key], item): valid = False bb.fatal("%s duplicate files %s %s is not the same\n" % (error_prompt, item, files[key])) #pass the check, add to list if valid: files[key] = item def _multilib_test_install(self, pkgs): ml_temp = self.d.getVar("MULTILIB_TEMP_ROOTFS") bb.utils.mkdirhier(ml_temp) dirs = [self.image_rootfs] for variant in self.d.getVar("MULTILIB_VARIANTS").split(): ml_target_rootfs = os.path.join(ml_temp, variant) bb.utils.remove(ml_target_rootfs, True) ml_opkg_conf = os.path.join(ml_temp, variant + "-" + os.path.basename(self.opkg_conf)) ml_pm = OpkgPM(self.d, ml_target_rootfs, ml_opkg_conf, self.pkg_archs) ml_pm.update() ml_pm.install(pkgs) dirs.append(ml_target_rootfs) self._multilib_sanity_test(dirs) ''' While ipk incremental image generation is enabled, it will remove the unneeded pkgs by comparing the old full manifest in previous existing image and the new full manifest in the current image. ''' def _remove_extra_packages(self, pkgs_initial_install): if self.inc_opkg_image_gen == "1": # Parse full manifest in previous existing image creation session old_full_manifest = self.manifest.parse_full_manifest() # Create full manifest for the current image session, the old one # will be replaced by the new one. self.manifest.create_full(self.pm) # Parse full manifest in current image creation session new_full_manifest = self.manifest.parse_full_manifest() pkg_to_remove = list() for pkg in old_full_manifest: if pkg not in new_full_manifest: pkg_to_remove.append(pkg) if pkg_to_remove != []: bb.note('decremental removed: %s' % ' '.join(pkg_to_remove)) self.pm.remove(pkg_to_remove) ''' Compare with previous existing image creation, if some conditions triggered, the previous old image should be removed. The conditions include any of 'PACKAGE_EXCLUDE, NO_RECOMMENDATIONS and BAD_RECOMMENDATIONS' has been changed. ''' def _remove_old_rootfs(self): if self.inc_opkg_image_gen != "1": return True vars_list_file = self.d.expand('${T}/vars_list') old_vars_list = "" if os.path.exists(vars_list_file): old_vars_list = open(vars_list_file, 'r+').read() new_vars_list = '%s:%s:%s\n' % \ ((self.d.getVar('BAD_RECOMMENDATIONS') or '').strip(), (self.d.getVar('NO_RECOMMENDATIONS') or '').strip(), (self.d.getVar('PACKAGE_EXCLUDE') or '').strip()) open(vars_list_file, 'w+').write(new_vars_list) if old_vars_list != new_vars_list: return True return False def _create(self): pkgs_to_install = self.manifest.parse_initial_manifest() opkg_pre_process_cmds = self.d.getVar('OPKG_PREPROCESS_COMMANDS') opkg_post_process_cmds = self.d.getVar('OPKG_POSTPROCESS_COMMANDS') # update PM index files, unless users provide their own feeds if (self.d.getVar('BUILD_IMAGES_FROM_FEEDS') or "") != "1": self.pm.write_index() execute_pre_post_process(self.d, opkg_pre_process_cmds) if self.progress_reporter: self.progress_reporter.next_stage() # Steps are a bit different in order, skip next self.progress_reporter.next_stage() self.pm.update() self.pm.handle_bad_recommendations() if self.progress_reporter: self.progress_reporter.next_stage() if self.inc_opkg_image_gen == "1": self._remove_extra_packages(pkgs_to_install) if self.progress_reporter: self.progress_reporter.next_stage() for pkg_type in self.install_order: if pkg_type in pkgs_to_install: # For multilib, we perform a sanity test before final install # If sanity test fails, it will automatically do a bb.fatal() # and the installation will stop if pkg_type == Manifest.PKG_TYPE_MULTILIB: self._multilib_test_install(pkgs_to_install[pkg_type]) self.pm.install(pkgs_to_install[pkg_type], [False, True][pkg_type == Manifest.PKG_TYPE_ATTEMPT_ONLY]) if self.progress_reporter: self.progress_reporter.next_stage() self.pm.install_complementary() if self.progress_reporter: self.progress_reporter.next_stage() opkg_lib_dir = self.d.getVar('OPKGLIBDIR') opkg_dir = os.path.join(opkg_lib_dir, 'opkg') self._setup_dbg_rootfs([opkg_dir]) execute_pre_post_process(self.d, opkg_post_process_cmds) if self.inc_opkg_image_gen == "1": self.pm.backup_packaging_data() if self.progress_reporter: self.progress_reporter.next_stage() @staticmethod def _depends_list(): return ['IPKGCONF_SDK', 'IPK_FEED_URIS', 'DEPLOY_DIR_IPK', 'IPKGCONF_TARGET', 'INC_IPK_IMAGE_GEN', 'OPKG_ARGS', 'OPKGLIBDIR', 'OPKG_PREPROCESS_COMMANDS', 'OPKG_POSTPROCESS_COMMANDS', 'OPKGLIBDIR'] def _get_delayed_postinsts(self): status_file = os.path.join(self.image_rootfs, self.d.getVar('OPKGLIBDIR').strip('/'), "opkg", "status") return self._get_delayed_postinsts_common(status_file) def _save_postinsts(self): dst_postinst_dir = self.d.expand("${IMAGE_ROOTFS}${sysconfdir}/ipk-postinsts") src_postinst_dir = self.d.expand("${IMAGE_ROOTFS}${OPKGLIBDIR}/opkg/info") return self._save_postinsts_common(dst_postinst_dir, src_postinst_dir) def _handle_intercept_failure(self, registered_pkgs): self.pm.mark_packages("unpacked", registered_pkgs.split()) def _log_check(self): self._log_check_warn() self._log_check_error() def _cleanup(self): self.pm.remove_lists() def get_class_for_type(imgtype): return {"rpm": RpmRootfs, "ipk": OpkgRootfs, "deb": DpkgRootfs}[imgtype] 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') if img_type == "rpm": RpmRootfs(d, manifest_dir, progress_reporter, logcatcher).create() elif img_type == "ipk": OpkgRootfs(d, manifest_dir, progress_reporter, logcatcher).create() elif img_type == "deb": DpkgRootfs(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') if img_type == "rpm": return RpmPkgsList(d, rootfs_dir).list_pkgs() elif img_type == "ipk": return OpkgPkgsList(d, rootfs_dir, d.getVar("IPKGCONF_TARGET")).list_pkgs() elif img_type == "deb": return DpkgPkgsList(d, rootfs_dir).list_pkgs() if __name__ == "__main__": """ We should be able to run this as a standalone script, from outside bitbake environment. """ """ TBD """