def main(args=None, logfile=None, do_build=None, testing=False, modtool=None):
    """
    Main function: parse command line options, and act accordingly.
    :param args: command line arguments to use
    :param logfile: log file to use
    :param do_build: whether or not to actually perform the build
    :param testing: enable testing mode
    """

    register_lock_cleanup_signal_handlers()

    # if $CDPATH is set, unset it, it'll only cause trouble...
    # see https://github.com/easybuilders/easybuild-framework/issues/2944
    if 'CDPATH' in os.environ:
        del os.environ['CDPATH']

    # purposely session state very early, to avoid modules loaded by EasyBuild meddling in
    init_session_state = session_state()

    eb_go, cfg_settings = set_up_configuration(args=args, logfile=logfile, testing=testing)
    options, orig_paths = eb_go.options, eb_go.args

    global _log
    (build_specs, _log, logfile, robot_path, search_query, eb_tmpdir, try_to_generate, tweaked_ecs_paths) = cfg_settings

    # load hook implementations (if any)
    hooks = load_hooks(options.hooks)

    run_hook(START, hooks)

    if modtool is None:
        modtool = modules_tool(testing=testing)

    # check whether any (EasyBuild-generated) modules are loaded already in the current session
    modtool.check_loaded_modules()

    if options.last_log:
        # print location to last log file, and exit
        last_log = find_last_log(logfile) or '(none)'
        print_msg(last_log, log=_log, prefix=False)

    # check whether packaging is supported when it's being used
    if options.package:
        check_pkg_support()
    else:
        _log.debug("Packaging not enabled, so not checking for packaging support.")

    # search for easyconfigs, if a query is specified
    if search_query:
        search_easyconfigs(search_query, short=options.search_short, filename_only=options.search_filename,
                           terse=options.terse)

    # GitHub options that warrant a silent cleanup & exit
    if options.check_github:
        check_github()

    elif options.install_github_token:
        install_github_token(options.github_user, silent=build_option('silent'))

    elif options.close_pr:
        close_pr(options.close_pr, motivation_msg=options.close_pr_msg)

    elif options.list_prs:
        print(list_prs(options.list_prs))

    elif options.merge_pr:
        merge_pr(options.merge_pr)

    elif options.review_pr:
        print(review_pr(pr=options.review_pr, colored=use_color(options.color)))

    elif options.list_installed_software:
        detailed = options.list_installed_software == 'detailed'
        print(list_software(output_format=options.output_format, detailed=detailed, only_installed=True))

    elif options.list_software:
        print(list_software(output_format=options.output_format, detailed=options.list_software == 'detailed'))

    elif options.create_index:
        print_msg("Creating index for %s..." % options.create_index, prefix=False)
        index_fp = dump_index(options.create_index, max_age_sec=options.index_max_age)
        index = load_index(options.create_index)
        print_msg("Index created at %s (%d files)" % (index_fp, len(index)), prefix=False)

    # non-verbose cleanup after handling GitHub integration stuff or printing terse info
    early_stop_options = [
        options.check_github,
        options.create_index,
        options.install_github_token,
        options.list_installed_software,
        options.list_software,
        options.close_pr,
        options.list_prs,
        options.merge_pr,
        options.review_pr,
        options.terse,
        search_query,
    ]
    if any(early_stop_options):
        clean_exit(logfile, eb_tmpdir, testing, silent=True)

    # update session state
    eb_config = eb_go.generate_cmd_line(add_default=True)
    modlist = modtool.list()  # build options must be initialized first before 'module list' works
    init_session_state.update({'easybuild_configuration': eb_config})
    init_session_state.update({'module_list': modlist})
    _log.debug("Initial session state: %s" % init_session_state)

    # determine easybuild-easyconfigs package install path
    easyconfigs_pkg_paths = get_paths_for(subdir=EASYCONFIGS_PKG_SUBDIR)
    if not easyconfigs_pkg_paths:
        _log.warning("Failed to determine install path for easybuild-easyconfigs package.")

    if options.install_latest_eb_release:
        if orig_paths:
            raise EasyBuildError("Installing the latest EasyBuild release can not be combined with installing "
                                 "other easyconfigs")
        else:
            eb_file = find_easybuild_easyconfig()
            orig_paths.append(eb_file)

    if len(orig_paths) == 1:
        # if only one easyconfig file is specified, use current directory as target directory
        target_path = os.getcwd()
    elif orig_paths:
        # last path is target when --copy-ec is used, so remove that from the list
        target_path = orig_paths.pop() if options.copy_ec else None

    categorized_paths = categorize_files_by_type(orig_paths)

    # command line options that do not require any easyconfigs to be specified
    pr_options = options.new_branch_github or options.new_pr or options.new_pr_from_branch or options.preview_pr
    pr_options = pr_options or options.sync_branch_with_develop or options.sync_pr_with_develop
    pr_options = pr_options or options.update_branch_github or options.update_pr
    no_ec_opts = [options.aggregate_regtest, options.regtest, pr_options, search_query]

    # determine paths to easyconfigs
    determined_paths = det_easyconfig_paths(categorized_paths['easyconfigs'])

    if (options.copy_ec and not tweaked_ecs_paths) or options.fix_deprecated_easyconfigs or options.show_ec:

        if options.copy_ec:
            if len(determined_paths) == 1:
                copy_file(determined_paths[0], target_path)
                print_msg("%s copied to %s" % (os.path.basename(determined_paths[0]), target_path), prefix=False)
            elif len(determined_paths) > 1:
                copy_files(determined_paths, target_path)
                print_msg("%d file(s) copied to %s" % (len(determined_paths), target_path), prefix=False)
            else:
                raise EasyBuildError("One of more files to copy should be specified!")

        elif options.fix_deprecated_easyconfigs:
            fix_deprecated_easyconfigs(determined_paths)

        elif options.show_ec:
            for path in determined_paths:
                print_msg("Contents of %s:" % path)
                print_msg(read_file(path), prefix=False)

        clean_exit(logfile, eb_tmpdir, testing)

    if determined_paths:
        # transform paths into tuples, use 'False' to indicate the corresponding easyconfig files were not generated
        paths = [(p, False) for p in determined_paths]
    elif 'name' in build_specs:
        # try to obtain or generate an easyconfig file via build specifications if a software name is provided
        paths = find_easyconfigs_by_specs(build_specs, robot_path, try_to_generate, testing=testing)
    elif any(no_ec_opts):
        paths = determined_paths
    else:
        print_error("Please provide one or multiple easyconfig files, or use software build " +
                    "options to make EasyBuild search for easyconfigs",
                    log=_log, opt_parser=eb_go.parser, exit_on_error=not testing)
    _log.debug("Paths: %s", paths)

    # run regtest
    if options.regtest or options.aggregate_regtest:
        _log.info("Running regression test")
        # fallback: easybuild-easyconfigs install path
        regtest_ok = regtest([path[0] for path in paths] or easyconfigs_pkg_paths, modtool)
        if not regtest_ok:
            _log.info("Regression test failed (partially)!")
            sys.exit(31)  # exit -> 3x1t -> 31

    # read easyconfig files
    easyconfigs, generated_ecs = parse_easyconfigs(paths, validate=not options.inject_checksums)

    # handle --check-contrib & --check-style options
    if run_contrib_style_checks([ec['ec'] for ec in easyconfigs], options.check_contrib, options.check_style):
        clean_exit(logfile, eb_tmpdir, testing)

    # verify easyconfig filenames, if desired
    if options.verify_easyconfig_filenames:
        _log.info("Verifying easyconfig filenames...")
        for easyconfig in easyconfigs:
            verify_easyconfig_filename(easyconfig['spec'], easyconfig['ec'], parsed_ec=easyconfig['ec'])

    # tweak obtained easyconfig files, if requested
    # don't try and tweak anything if easyconfigs were generated, since building a full dep graph will fail
    # if easyconfig files for the dependencies are not available
    if try_to_generate and build_specs and not generated_ecs:
        easyconfigs = tweak(easyconfigs, build_specs, modtool, targetdirs=tweaked_ecs_paths)

    if options.containerize:
        # if --containerize/-C create a container recipe (and optionally container image), and stop
        containerize(easyconfigs)
        clean_exit(logfile, eb_tmpdir, testing)

    forced = options.force or options.rebuild
    dry_run_mode = options.dry_run or options.dry_run_short or options.missing_modules

    # skip modules that are already installed unless forced, or unless an option is used that warrants not skipping
    if not (forced or dry_run_mode or options.extended_dry_run or pr_options or options.inject_checksums):
        retained_ecs = skip_available(easyconfigs, modtool)
        if not testing:
            for skipped_ec in [ec for ec in easyconfigs if ec not in retained_ecs]:
                print_msg("%s is already installed (module found), skipping" % skipped_ec['full_mod_name'])
        easyconfigs = retained_ecs

    # keep track for which easyconfigs we should set the corresponding module as default
    if options.set_default_module:
        for easyconfig in easyconfigs:
            easyconfig['ec'].set_default_module = True

    # determine an order that will allow all specs in the set to build
    if len(easyconfigs) > 0:
        # resolve dependencies if robot is enabled, except in dry run mode
        # one exception: deps *are* resolved with --new-pr or --update-pr when dry run mode is enabled
        if options.robot and (not dry_run_mode or pr_options):
            print_msg("resolving dependencies ...", log=_log, silent=testing)
            ordered_ecs = resolve_dependencies(easyconfigs, modtool)
        else:
            ordered_ecs = easyconfigs
    elif pr_options:
        ordered_ecs = None
    else:
        print_msg("No easyconfigs left to be built.", log=_log, silent=testing)
        ordered_ecs = []

    if options.copy_ec and tweaked_ecs_paths:
        all_specs = [spec['spec'] for spec in
                     resolve_dependencies(easyconfigs, modtool, retain_all_deps=True, raise_error_missing_ecs=False)]
        tweaked_ecs_in_all_ecs = [path for path in all_specs if
                                  any(tweaked_ecs_path in path for tweaked_ecs_path in tweaked_ecs_paths)]
        if tweaked_ecs_in_all_ecs:
            # Clean them, then copy them
            clean_up_easyconfigs(tweaked_ecs_in_all_ecs)
            copy_files(tweaked_ecs_in_all_ecs, target_path)
            print_msg("%d file(s) copied to %s" % (len(tweaked_ecs_in_all_ecs), target_path), prefix=False)

    # creating/updating PRs
    if pr_options:
        if options.new_pr:
            new_pr(categorized_paths, ordered_ecs)
        elif options.new_branch_github:
            new_branch_github(categorized_paths, ordered_ecs)
        elif options.new_pr_from_branch:
            new_pr_from_branch(options.new_pr_from_branch)
        elif options.preview_pr:
            print(review_pr(paths=determined_paths, colored=use_color(options.color)))
        elif options.sync_branch_with_develop:
            sync_branch_with_develop(options.sync_branch_with_develop)
        elif options.sync_pr_with_develop:
            sync_pr_with_develop(options.sync_pr_with_develop)
        elif options.update_branch_github:
            update_branch(options.update_branch_github, categorized_paths, ordered_ecs)
        elif options.update_pr:
            update_pr(options.update_pr, categorized_paths, ordered_ecs)
        else:
            raise EasyBuildError("Unknown PR option!")

    # dry_run: print all easyconfigs and dependencies, and whether they are already built
    elif dry_run_mode:
        if options.missing_modules:
            txt = missing_deps(easyconfigs, modtool)
        else:
            txt = dry_run(easyconfigs, modtool, short=not options.dry_run)
        print_msg(txt, log=_log, silent=testing, prefix=False)

    elif options.check_conflicts:
        if check_conflicts(easyconfigs, modtool):
            print_error("One or more conflicts detected!")
            sys.exit(1)
        else:
            print_msg("\nNo conflicts detected!\n", prefix=False)

    # dump source script to set up build environment
    elif options.dump_env_script:
        dump_env_script(easyconfigs)

    elif options.inject_checksums:
        inject_checksums(ordered_ecs, options.inject_checksums)

    # cleanup and exit after dry run, searching easyconfigs or submitting regression test
    stop_options = [options.check_conflicts, dry_run_mode, options.dump_env_script, options.inject_checksums]
    if any(no_ec_opts) or any(stop_options):
        clean_exit(logfile, eb_tmpdir, testing)

    # create dependency graph and exit
    if options.dep_graph:
        _log.info("Creating dependency graph %s" % options.dep_graph)
        dep_graph(options.dep_graph, ordered_ecs)
        clean_exit(logfile, eb_tmpdir, testing, silent=True)

    # submit build as job(s), clean up and exit
    if options.job:
        submit_jobs(ordered_ecs, eb_go.generate_cmd_line(), testing=testing)
        if not testing:
            print_msg("Submitted parallel build jobs, exiting now")
            clean_exit(logfile, eb_tmpdir, testing)

    # build software, will exit when errors occurs (except when testing)
    if not testing or (testing and do_build):
        exit_on_failure = not (options.dump_test_report or options.upload_test_report)

        ecs_with_res = build_and_install_software(ordered_ecs, init_session_state, exit_on_failure=exit_on_failure)
    else:
        ecs_with_res = [(ec, {}) for ec in ordered_ecs]

    correct_builds_cnt = len([ec_res for (_, ec_res) in ecs_with_res if ec_res.get('success', False)])
    overall_success = correct_builds_cnt == len(ordered_ecs)
    success_msg = "Build succeeded for %s out of %s" % (correct_builds_cnt, len(ordered_ecs))

    repo = init_repository(get_repository(), get_repositorypath())
    repo.cleanup()

    # dump/upload overall test report
    test_report_msg = overall_test_report(ecs_with_res, len(paths), overall_success, success_msg, init_session_state)
    if test_report_msg is not None:
        print_msg(test_report_msg)

    print_msg(success_msg, log=_log, silent=testing)

    # cleanup and spec files
    for ec in easyconfigs:
        if 'original_spec' in ec and os.path.isfile(ec['spec']):
            os.remove(ec['spec'])

    run_hook(END, hooks)

    # stop logging and cleanup tmp log file, unless one build failed (individual logs are located in eb_tmpdir)
    stop_logging(logfile, logtostdout=options.logtostdout)
    if overall_success:
        cleanup(logfile, eb_tmpdir, testing)
def resolve_dependencies(easyconfigs,
                         modtool,
                         retain_all_deps=False,
                         raise_error_missing_ecs=True):
    """
    Work through the list of easyconfigs to determine an optimal order
    :param easyconfigs: list of easyconfigs
    :param modtool: ModulesTool instance to use
    :param retain_all_deps: boolean indicating whether all dependencies must be retained, regardless of availability;
                            retain all deps when True, check matching build option when False
    :param raise_error_missing_ecs: raise an error when one or more easyconfig files could not be found
    """
    robot = build_option('robot_path')
    # retain all dependencies if specified by either the resp. build option or the dedicated named argument
    retain_all_deps = build_option('retain_all_deps') or retain_all_deps

    avail_modules = modtool.available()
    if retain_all_deps:
        # assume that no modules are available when forced, to retain all dependencies
        avail_modules = []
        _log.info("Forcing all dependencies to be retained.")
    else:
        if len(avail_modules) == 0:
            _log.warning(
                "No installed modules. Your MODULEPATH is probably incomplete: %s"
                % os.getenv('MODULEPATH'))

    ordered_ecs = []
    # all available modules can be used for resolving dependencies except those that will be installed
    being_installed = [p['full_mod_name'] for p in easyconfigs]
    avail_modules = [m for m in avail_modules if m not in being_installed]

    _log.debug('easyconfigs before resolving deps: %s', easyconfigs)

    totally_missing, missing_easyconfigs = [], []

    # resolve all dependencies, put a safeguard in place to avoid an infinite loop (shouldn't occur though)
    loopcnt = 0
    maxloopcnt = 10000
    while easyconfigs:
        # make sure this stops, we really don't want to get stuck in an infinite loop
        loopcnt += 1
        if loopcnt > maxloopcnt:
            raise EasyBuildError(
                "Maximum loop cnt %s reached, so quitting (easyconfigs: %s, missing_easyconfigs: %s)",
                maxloopcnt, easyconfigs, missing_easyconfigs)

        # first try resolving dependencies without using external dependencies
        last_processed_count = -1
        while len(avail_modules) > last_processed_count:
            last_processed_count = len(avail_modules)
            res = find_resolved_modules(easyconfigs,
                                        avail_modules,
                                        modtool,
                                        retain_all_deps=retain_all_deps)
            resolved_ecs, easyconfigs, avail_modules = res
            ordered_ec_mod_names = [x['full_mod_name'] for x in ordered_ecs]
            for ec in resolved_ecs:
                # only add easyconfig if it's not included yet (based on module name)
                if not ec['full_mod_name'] in ordered_ec_mod_names:
                    ordered_ecs.append(ec)

        # dependencies marked as external modules should be resolved via available modules at this point
        missing_external_modules = [
            d['full_mod_name'] for ec in easyconfigs
            for d in ec['dependencies'] if d.get('external_module', False)
        ]
        if missing_external_modules:
            raise EasyBuildError(
                "Missing modules for dependencies marked as external modules: %s",
                ', '.join(missing_external_modules))

        # robot: look for existing dependencies, add them
        if robot and easyconfigs:

            # rely on EasyBuild module naming scheme when resolving dependencies, since we know that will
            # generate sensible module names that include the necessary information for the resolution to work
            # (name, version, toolchain, versionsuffix)
            being_installed = [
                EasyBuildMNS().det_full_module_name(p['ec'])
                for p in easyconfigs
            ]

            additional = []
            for entry in easyconfigs:
                # do not choose an entry that is being installed in the current run
                # if they depend, you probably want to rebuild them using the new dependency
                deps = entry['dependencies']
                candidates = [
                    d for d in deps if not EasyBuildMNS().det_full_module_name(
                        d) in being_installed
                ]
                if candidates:
                    cand_dep = candidates[0]
                    # find easyconfig, might not find any
                    _log.debug("Looking for easyconfig for %s" % str(cand_dep))
                    # note: robot_find_easyconfig may return None
                    path = robot_find_easyconfig(cand_dep['name'],
                                                 det_full_ec_version(cand_dep))

                    if path is None:
                        full_mod_name = ActiveMNS().det_full_module_name(
                            cand_dep)

                        # no easyconfig found + no module available => missing dependency
                        if not modtool.exist([full_mod_name])[0]:
                            if cand_dep not in totally_missing:
                                totally_missing.append(cand_dep)

                        # no easyconfig found for dependency, but module is available
                        # => add to list of missing easyconfigs
                        elif cand_dep not in missing_easyconfigs:
                            _log.debug(
                                "Irresolvable dependency found (no easyconfig file): %s",
                                cand_dep)
                            missing_easyconfigs.append(cand_dep)

                        # remove irresolvable dependency from list of dependencies so we can continue
                        entry['dependencies'].remove(cand_dep)

                        # add dummy entry for this dependency, so --dry-run for example can still report the dep
                        additional.append({
                            'dependencies': [],
                            'ec': None,
                            'full_mod_name': full_mod_name,
                            'spec': None,
                        })
                    else:
                        _log.info("Robot: resolving dependency %s with %s" %
                                  (cand_dep, path))
                        # build specs should not be passed down to resolved dependencies,
                        # to avoid that e.g. --try-toolchain trickles down into the used toolchain itself
                        hidden = cand_dep.get('hidden', False)
                        processed_ecs = process_easyconfig(
                            path, validate=not retain_all_deps, hidden=hidden)

                        # ensure that selected easyconfig provides required dependency
                        verify_easyconfig_filename(path,
                                                   cand_dep,
                                                   parsed_ec=processed_ecs)

                        for ec in processed_ecs:
                            if ec not in easyconfigs + additional:
                                additional.append(ec)
                                _log.debug("Added %s as dependency of %s" %
                                           (ec, entry))
                else:
                    mod_name = EasyBuildMNS().det_full_module_name(entry['ec'])
                    _log.debug(
                        "No more candidate dependencies to resolve for %s" %
                        mod_name)

            # add additional (new) easyconfigs to list of stuff to process
            easyconfigs.extend(additional)
            _log.debug("Unprocessed dependencies: %s", easyconfigs)

        elif not robot:
            # no use in continuing if robot is not enabled, dependencies won't be resolved anyway
            missing_deps = [
                dep for x in easyconfigs for dep in x['dependencies']
            ]
            if missing_deps:
                raise_error_missing_deps(
                    missing_deps,
                    extra_msg="enable dependency resolution via --robot?")

    if totally_missing:
        raise_error_missing_deps(
            totally_missing,
            extra_msg="no easyconfig file or existing module found")

    if missing_easyconfigs:
        if raise_error_missing_ecs:
            raise_error_missing_deps(
                missing_easyconfigs,
                extra_msg="no easyconfig file found in robot search path")
        else:
            _log.warning("No easyconfig files found for: %s",
                         missing_easyconfigs)

    _log.info("Dependency resolution complete, building as follows: %s",
              ordered_ecs)
    return ordered_ecs
Exemple #3
0
def main(args=None, logfile=None, do_build=None, testing=False, modtool=None):
    """
    Main function: parse command line options, and act accordingly.
    :param args: command line arguments to use
    :param logfile: log file to use
    :param do_build: whether or not to actually perform the build
    :param testing: enable testing mode
    """
    # purposely session state very early, to avoid modules loaded by EasyBuild meddling in
    init_session_state = session_state()

    # initialise options
    eb_go = eboptions.parse_options(args=args)
    options = eb_go.options
    orig_paths = eb_go.args

    # set umask (as early as possible)
    if options.umask is not None:
        new_umask = int(options.umask, 8)
        old_umask = os.umask(new_umask)

    # set by option parsers via set_tmpdir
    eb_tmpdir = tempfile.gettempdir()

    search_query = options.search or options.search_filename or options.search_short

    # initialise logging for main
    global _log
    _log, logfile = init_logging(logfile,
                                 logtostdout=options.logtostdout,
                                 silent=(testing or options.terse
                                         or search_query),
                                 colorize=options.color)

    # disallow running EasyBuild as root (by default)
    check_root_usage(
        allow_use_as_root=options.allow_use_as_root_and_accept_consequences)

    # log startup info
    eb_cmd_line = eb_go.generate_cmd_line() + eb_go.args
    log_start(eb_cmd_line, eb_tmpdir)

    if options.umask is not None:
        _log.info("umask set to '%s' (used to be '%s')" %
                  (oct(new_umask), oct(old_umask)))

    # process software build specifications (if any), i.e.
    # software name/version, toolchain name/version, extra patches, ...
    (try_to_generate, build_specs) = process_software_build_specs(options)

    # determine robot path
    # --try-X, --dep-graph, --search use robot path for searching, so enable it with path of installed easyconfigs
    tweaked_ecs = try_to_generate and build_specs
    tweaked_ecs_paths, pr_path = alt_easyconfig_paths(eb_tmpdir,
                                                      tweaked_ecs=tweaked_ecs,
                                                      from_pr=options.from_pr)
    auto_robot = try_to_generate or options.check_conflicts or options.dep_graph or search_query
    robot_path = det_robot_path(options.robot_paths,
                                tweaked_ecs_paths,
                                pr_path,
                                auto_robot=auto_robot)
    _log.debug("Full robot path: %s" % robot_path)

    # configure & initialize build options
    config_options_dict = eb_go.get_options_by_section('config')
    build_options = {
        'build_specs':
        build_specs,
        'command_line':
        eb_cmd_line,
        'external_modules_metadata':
        parse_external_modules_metadata(options.external_modules_metadata),
        'pr_path':
        pr_path,
        'robot_path':
        robot_path,
        'silent':
        testing,
        'try_to_generate':
        try_to_generate,
        'valid_stops': [x[0] for x in EasyBlock.get_steps()],
    }
    # initialise the EasyBuild configuration & build options
    config.init(options, config_options_dict)
    config.init_build_options(build_options=build_options,
                              cmdline_options=options)

    if modtool is None:
        modtool = modules_tool(testing=testing)

    # check whether any (EasyBuild-generated) modules are loaded already in the current session
    modtool.check_loaded_modules()

    if options.last_log:
        # print location to last log file, and exit
        last_log = find_last_log(logfile) or '(none)'
        print_msg(last_log, log=_log, prefix=False)

    # check whether packaging is supported when it's being used
    if options.package:
        check_pkg_support()
    else:
        _log.debug(
            "Packaging not enabled, so not checking for packaging support.")

    # search for easyconfigs, if a query is specified
    if search_query:
        search_easyconfigs(search_query,
                           short=options.search_short,
                           filename_only=options.search_filename,
                           terse=options.terse)

    # GitHub options that warrant a silent cleanup & exit
    if options.check_github:
        check_github()

    elif options.install_github_token:
        install_github_token(options.github_user,
                             silent=build_option('silent'))

    elif options.merge_pr:
        merge_pr(options.merge_pr)

    elif options.review_pr:
        print review_pr(pr=options.review_pr, colored=use_color(options.color))

    elif options.list_installed_software:
        detailed = options.list_installed_software == 'detailed'
        print list_software(output_format=options.output_format,
                            detailed=detailed,
                            only_installed=True)

    elif options.list_software:
        print list_software(output_format=options.output_format,
                            detailed=options.list_software == 'detailed')

    # non-verbose cleanup after handling GitHub integration stuff or printing terse info
    early_stop_options = [
        options.check_github,
        options.install_github_token,
        options.list_installed_software,
        options.list_software,
        options.merge_pr,
        options.review_pr,
        options.terse,
        search_query,
    ]
    if any(early_stop_options):
        cleanup(logfile, eb_tmpdir, testing, silent=True)
        sys.exit(0)

    # update session state
    eb_config = eb_go.generate_cmd_line(add_default=True)
    modlist = modtool.list(
    )  # build options must be initialized first before 'module list' works
    init_session_state.update({'easybuild_configuration': eb_config})
    init_session_state.update({'module_list': modlist})
    _log.debug("Initial session state: %s" % init_session_state)

    # determine easybuild-easyconfigs package install path
    easyconfigs_pkg_paths = get_paths_for(subdir=EASYCONFIGS_PKG_SUBDIR)
    if not easyconfigs_pkg_paths:
        _log.warning(
            "Failed to determine install path for easybuild-easyconfigs package."
        )

    if options.install_latest_eb_release:
        if orig_paths:
            raise EasyBuildError(
                "Installing the latest EasyBuild release can not be combined with installing "
                "other easyconfigs")
        else:
            eb_file = find_easybuild_easyconfig()
            orig_paths.append(eb_file)

    categorized_paths = categorize_files_by_type(orig_paths)

    # command line options that do not require any easyconfigs to be specified
    new_update_preview_pr = options.new_pr or options.update_pr or options.preview_pr
    no_ec_opts = [
        options.aggregate_regtest, options.regtest, search_query,
        new_update_preview_pr
    ]

    # determine paths to easyconfigs
    determined_paths = det_easyconfig_paths(categorized_paths['easyconfigs'])
    if determined_paths:
        # transform paths into tuples, use 'False' to indicate the corresponding easyconfig files were not generated
        paths = [(p, False) for p in determined_paths]
    else:
        if 'name' in build_specs:
            # try to obtain or generate an easyconfig file via build specifications if a software name is provided
            paths = find_easyconfigs_by_specs(build_specs,
                                              robot_path,
                                              try_to_generate,
                                              testing=testing)
        elif any(no_ec_opts):
            paths = determined_paths
        else:
            print_error((
                "Please provide one or multiple easyconfig files, or use software build "
                "options to make EasyBuild search for easyconfigs"),
                        log=_log,
                        opt_parser=eb_go.parser,
                        exit_on_error=not testing)
    _log.debug("Paths: %s" % paths)

    # run regtest
    if options.regtest or options.aggregate_regtest:
        _log.info("Running regression test")
        # fallback: easybuild-easyconfigs install path
        regtest_ok = regtest([path[0] for path in paths]
                             or easyconfigs_pkg_paths, modtool)
        if not regtest_ok:
            _log.info("Regression test failed (partially)!")
            sys.exit(31)  # exit -> 3x1t -> 31

    if options.check_style:
        _log.debug("Running style check...")
        if cmdline_easyconfigs_style_check([path[0] for path in paths]):
            print_msg("All style checks passed!", prefix=False)
            cleanup(logfile, eb_tmpdir, testing)
            sys.exit(0)
        else:
            raise EasyBuildError("One or more style checks FAILED!")

    # read easyconfig files
    easyconfigs, generated_ecs = parse_easyconfigs(
        paths, validate=not options.inject_checksums)

    # verify easyconfig filenames, if desired
    if options.verify_easyconfig_filenames:
        _log.info("Verifying easyconfig filenames...")
        for easyconfig in easyconfigs:
            verify_easyconfig_filename(easyconfig['spec'],
                                       easyconfig['ec'],
                                       parsed_ec=easyconfig['ec'])

    # tweak obtained easyconfig files, if requested
    # don't try and tweak anything if easyconfigs were generated, since building a full dep graph will fail
    # if easyconfig files for the dependencies are not available
    if try_to_generate and build_specs and not generated_ecs:
        easyconfigs = tweak(easyconfigs,
                            build_specs,
                            modtool,
                            targetdirs=tweaked_ecs_paths)

    if options.containerize:
        containerize(easyconfigs)
        cleanup(logfile, eb_tmpdir, testing)
        sys.exit(0)

    forced = options.force or options.rebuild
    dry_run_mode = options.dry_run or options.dry_run_short

    # skip modules that are already installed unless forced, or unless an option is used that warrants not skipping
    if not (forced or dry_run_mode or options.extended_dry_run
            or new_update_preview_pr or options.inject_checksums):
        retained_ecs = skip_available(easyconfigs, modtool)
        if not testing:
            for skipped_ec in [
                    ec for ec in easyconfigs if ec not in retained_ecs
            ]:
                print_msg("%s is already installed (module found), skipping" %
                          skipped_ec['full_mod_name'])
        easyconfigs = retained_ecs

    # determine an order that will allow all specs in the set to build
    if len(easyconfigs) > 0:
        # resolve dependencies if robot is enabled, except in dry run mode
        # one exception: deps *are* resolved with --new-pr or --update-pr when dry run mode is enabled
        if options.robot and (not dry_run_mode or new_update_preview_pr):
            print_msg("resolving dependencies ...", log=_log, silent=testing)
            ordered_ecs = resolve_dependencies(easyconfigs, modtool)
        else:
            ordered_ecs = easyconfigs
    elif new_update_preview_pr:
        ordered_ecs = None
    else:
        print_msg("No easyconfigs left to be built.", log=_log, silent=testing)
        ordered_ecs = []

    # creating/updating PRs
    if new_update_preview_pr:
        if options.new_pr:
            new_pr(categorized_paths,
                   ordered_ecs,
                   title=options.pr_title,
                   descr=options.pr_descr,
                   commit_msg=options.pr_commit_msg)
        elif options.preview_pr:
            print review_pr(paths=determined_paths,
                            colored=use_color(options.color))
        else:
            update_pr(options.update_pr,
                      categorized_paths,
                      ordered_ecs,
                      commit_msg=options.pr_commit_msg)

    # dry_run: print all easyconfigs and dependencies, and whether they are already built
    elif dry_run_mode:
        txt = dry_run(easyconfigs, modtool, short=not options.dry_run)
        print_msg(txt, log=_log, silent=testing, prefix=False)

    elif options.check_conflicts:
        if check_conflicts(easyconfigs, modtool):
            print_error("One or more conflicts detected!")
            sys.exit(1)
        else:
            print_msg("\nNo conflicts detected!\n", prefix=False)

    # dump source script to set up build environment
    elif options.dump_env_script:
        dump_env_script(easyconfigs)

    elif options.inject_checksums:
        inject_checksums(ordered_ecs, options.inject_checksums)

    # cleanup and exit after dry run, searching easyconfigs or submitting regression test
    stop_options = [
        options.check_conflicts, dry_run_mode, options.dump_env_script,
        options.inject_checksums
    ]
    if any(no_ec_opts) or any(stop_options):
        cleanup(logfile, eb_tmpdir, testing)
        sys.exit(0)

    # create dependency graph and exit
    if options.dep_graph:
        _log.info("Creating dependency graph %s" % options.dep_graph)
        dep_graph(options.dep_graph, ordered_ecs)
        cleanup(logfile, eb_tmpdir, testing, silent=True)
        sys.exit(0)

    # submit build as job(s), clean up and exit
    if options.job:
        submit_jobs(ordered_ecs, eb_go.generate_cmd_line(), testing=testing)
        if not testing:
            print_msg("Submitted parallel build jobs, exiting now")
            cleanup(logfile, eb_tmpdir, testing)
            sys.exit(0)

    # build software, will exit when errors occurs (except when testing)
    if not testing or (testing and do_build):
        exit_on_failure = not (options.dump_test_report
                               or options.upload_test_report)
        hooks = load_hooks(options.hooks)

        ecs_with_res = build_and_install_software(
            ordered_ecs,
            init_session_state,
            exit_on_failure=exit_on_failure,
            hooks=hooks)
    else:
        ecs_with_res = [(ec, {}) for ec in ordered_ecs]

    correct_builds_cnt = len([
        ec_res for (_, ec_res) in ecs_with_res if ec_res.get('success', False)
    ])
    overall_success = correct_builds_cnt == len(ordered_ecs)
    success_msg = "Build succeeded for %s out of %s" % (correct_builds_cnt,
                                                        len(ordered_ecs))

    repo = init_repository(get_repository(), get_repositorypath())
    repo.cleanup()

    # dump/upload overall test report
    test_report_msg = overall_test_report(ecs_with_res, len(paths),
                                          overall_success, success_msg,
                                          init_session_state)
    if test_report_msg is not None:
        print_msg(test_report_msg)

    print_msg(success_msg, log=_log, silent=testing)

    # cleanup and spec files
    for ec in easyconfigs:
        if 'original_spec' in ec and os.path.isfile(ec['spec']):
            os.remove(ec['spec'])

    # stop logging and cleanup tmp log file, unless one build failed (individual logs are located in eb_tmpdir)
    stop_logging(logfile, logtostdout=options.logtostdout)
    if overall_success:
        cleanup(logfile, eb_tmpdir, testing)
Exemple #4
0
def resolve_dependencies(easyconfigs, modtool, retain_all_deps=False):
    """
    Work through the list of easyconfigs to determine an optimal order
    :param easyconfigs: list of easyconfigs
    :param modtool: ModulesTool instance to use
    :param retain_all_deps: boolean indicating whether all dependencies must be retained, regardless of availability;
                            retain all deps when True, check matching build option when False
    """
    robot = build_option('robot_path')
    # retain all dependencies if specified by either the resp. build option or the dedicated named argument
    retain_all_deps = build_option('retain_all_deps') or retain_all_deps

    avail_modules = modtool.available()
    if retain_all_deps:
        # assume that no modules are available when forced, to retain all dependencies
        avail_modules = []
        _log.info("Forcing all dependencies to be retained.")
    else:
        if len(avail_modules) == 0:
            _log.warning("No installed modules. Your MODULEPATH is probably incomplete: %s" % os.getenv('MODULEPATH'))

    ordered_ecs = []
    # all available modules can be used for resolving dependencies except those that will be installed
    being_installed = [p['full_mod_name'] for p in easyconfigs]
    avail_modules = [m for m in avail_modules if not m in being_installed]

    _log.debug('easyconfigs before resolving deps: %s' % easyconfigs)

    # resolve all dependencies, put a safeguard in place to avoid an infinite loop (shouldn't occur though)
    irresolvable = []
    loopcnt = 0
    maxloopcnt = 10000
    while easyconfigs:
        # make sure this stops, we really don't want to get stuck in an infinite loop
        loopcnt += 1
        if loopcnt > maxloopcnt:
            raise EasyBuildError("Maximum loop cnt %s reached, so quitting (easyconfigs: %s, irresolvable: %s)",
                                 maxloopcnt, easyconfigs, irresolvable)

        # first try resolving dependencies without using external dependencies
        last_processed_count = -1
        while len(avail_modules) > last_processed_count:
            last_processed_count = len(avail_modules)
            res = find_resolved_modules(easyconfigs, avail_modules, modtool, retain_all_deps=retain_all_deps)
            resolved_ecs, easyconfigs, avail_modules = res
            ordered_ec_mod_names = [x['full_mod_name'] for x in ordered_ecs]
            for ec in resolved_ecs:
                # only add easyconfig if it's not included yet (based on module name)
                if not ec['full_mod_name'] in ordered_ec_mod_names:
                    ordered_ecs.append(ec)

        # dependencies marked as external modules should be resolved via available modules at this point
        missing_external_modules = [d['full_mod_name'] for ec in easyconfigs for d in ec['dependencies']
                                    if d.get('external_module', False)]
        if missing_external_modules:
            raise EasyBuildError("Missing modules for one or more dependencies marked as external modules: %s",
                                 missing_external_modules)

        # robot: look for existing dependencies, add them
        if robot and easyconfigs:

            # rely on EasyBuild module naming scheme when resolving dependencies, since we know that will
            # generate sensible module names that include the necessary information for the resolution to work
            # (name, version, toolchain, versionsuffix)
            being_installed = [EasyBuildMNS().det_full_module_name(p['ec']) for p in easyconfigs]

            additional = []
            for entry in easyconfigs:
                # do not choose an entry that is being installed in the current run
                # if they depend, you probably want to rebuild them using the new dependency
                deps = entry['dependencies']
                candidates = [d for d in deps if not EasyBuildMNS().det_full_module_name(d) in being_installed]
                if candidates:
                    cand_dep = candidates[0]
                    # find easyconfig, might not find any
                    _log.debug("Looking for easyconfig for %s" % str(cand_dep))
                    # note: robot_find_easyconfig may return None
                    path = robot_find_easyconfig(cand_dep['name'], det_full_ec_version(cand_dep))

                    if path is None:
                        # no easyconfig found for dependency, add to list of irresolvable dependencies
                        if cand_dep not in irresolvable:
                            _log.debug("Irresolvable dependency found: %s" % cand_dep)
                            irresolvable.append(cand_dep)
                        # remove irresolvable dependency from list of dependencies so we can continue
                        entry['dependencies'].remove(cand_dep)
                    else:
                        _log.info("Robot: resolving dependency %s with %s" % (cand_dep, path))
                        # build specs should not be passed down to resolved dependencies,
                        # to avoid that e.g. --try-toolchain trickles down into the used toolchain itself
                        hidden = cand_dep.get('hidden', False)
                        processed_ecs = process_easyconfig(path, validate=not retain_all_deps, hidden=hidden)

                        # ensure that selected easyconfig provides required dependency
                        verify_easyconfig_filename(path, cand_dep, parsed_ec=processed_ecs)

                        for ec in processed_ecs:
                            if not ec in easyconfigs + additional:
                                additional.append(ec)
                                _log.debug("Added %s as dependency of %s" % (ec, entry))
                else:
                    mod_name = EasyBuildMNS().det_full_module_name(entry['ec'])
                    _log.debug("No more candidate dependencies to resolve for %s" % mod_name)

            # add additional (new) easyconfigs to list of stuff to process
            easyconfigs.extend(additional)
            _log.debug("Unprocessed dependencies: %s", easyconfigs)

        elif not robot:
            # no use in continuing if robot is not enabled, dependencies won't be resolved anyway
            irresolvable = [dep for x in easyconfigs for dep in x['dependencies']]
            break

    if irresolvable:
        _log.warning("Irresolvable dependencies (details): %s" % irresolvable)
        irresolvable_mods_eb = [EasyBuildMNS().det_full_module_name(dep) for dep in irresolvable]
        _log.warning("Irresolvable dependencies (EasyBuild module names): %s" % ', '.join(irresolvable_mods_eb))
        irresolvable_mods = [ActiveMNS().det_full_module_name(dep) for dep in irresolvable]
        raise EasyBuildError("Irresolvable dependencies encountered: %s", ', '.join(irresolvable_mods))

    _log.info("Dependency resolution complete, building as follows: %s" % ordered_ecs)
    return ordered_ecs
Exemple #5
0
def main(args=None, logfile=None, do_build=None, testing=False, modtool=None):
    """
    Main function: parse command line options, and act accordingly.
    :param args: command line arguments to use
    :param logfile: log file to use
    :param do_build: whether or not to actually perform the build
    :param testing: enable testing mode
    """
    # purposely session state very early, to avoid modules loaded by EasyBuild meddling in
    init_session_state = session_state()

    # initialise options
    eb_go = eboptions.parse_options(args=args)
    options = eb_go.options
    orig_paths = eb_go.args

    # set umask (as early as possible)
    if options.umask is not None:
        new_umask = int(options.umask, 8)
        old_umask = os.umask(new_umask)

    # set by option parsers via set_tmpdir
    eb_tmpdir = tempfile.gettempdir()

    search_query = options.search or options.search_filename or options.search_short

    # initialise logging for main
    global _log
    _log, logfile = init_logging(logfile, logtostdout=options.logtostdout,
                                 silent=(testing or options.terse or search_query), colorize=options.color)

    # disallow running EasyBuild as root (by default)
    check_root_usage(allow_use_as_root=options.allow_use_as_root_and_accept_consequences)

    # log startup info
    eb_cmd_line = eb_go.generate_cmd_line() + eb_go.args
    log_start(eb_cmd_line, eb_tmpdir)

    if options.umask is not None:
        _log.info("umask set to '%s' (used to be '%s')" % (oct(new_umask), oct(old_umask)))

    # process software build specifications (if any), i.e.
    # software name/version, toolchain name/version, extra patches, ...
    (try_to_generate, build_specs) = process_software_build_specs(options)

    # determine robot path
    # --try-X, --dep-graph, --search use robot path for searching, so enable it with path of installed easyconfigs
    tweaked_ecs = try_to_generate and build_specs
    tweaked_ecs_paths, pr_path = alt_easyconfig_paths(eb_tmpdir, tweaked_ecs=tweaked_ecs, from_pr=options.from_pr)
    auto_robot = try_to_generate or options.check_conflicts or options.dep_graph or search_query
    robot_path = det_robot_path(options.robot_paths, tweaked_ecs_paths, pr_path, auto_robot=auto_robot)
    _log.debug("Full robot path: %s" % robot_path)

    # configure & initialize build options
    config_options_dict = eb_go.get_options_by_section('config')
    build_options = {
        'build_specs': build_specs,
        'command_line': eb_cmd_line,
        'external_modules_metadata': parse_external_modules_metadata(options.external_modules_metadata),
        'pr_path': pr_path,
        'robot_path': robot_path,
        'silent': testing,
        'try_to_generate': try_to_generate,
        'valid_stops': [x[0] for x in EasyBlock.get_steps()],
    }
    # initialise the EasyBuild configuration & build options
    config.init(options, config_options_dict)
    config.init_build_options(build_options=build_options, cmdline_options=options)

    if modtool is None:
        modtool = modules_tool(testing=testing)

    # check whether any (EasyBuild-generated) modules are loaded already in the current session
    modtool.check_loaded_modules()

    if options.last_log:
        # print location to last log file, and exit
        last_log = find_last_log(logfile) or '(none)'
        print_msg(last_log, log=_log, prefix=False)

    # check whether packaging is supported when it's being used
    if options.package:
        check_pkg_support()
    else:
        _log.debug("Packaging not enabled, so not checking for packaging support.")

    # search for easyconfigs, if a query is specified
    if search_query:
        search_easyconfigs(search_query, short=options.search_short, filename_only=options.search_filename,
                           terse=options.terse)

    # GitHub options that warrant a silent cleanup & exit
    if options.check_github:
        check_github()

    elif options.install_github_token:
        install_github_token(options.github_user, silent=build_option('silent'))

    elif options.merge_pr:
        merge_pr(options.merge_pr)

    elif options.review_pr:
        print review_pr(pr=options.review_pr, colored=use_color(options.color))

    elif options.list_installed_software:
        detailed = options.list_installed_software == 'detailed'
        print list_software(output_format=options.output_format, detailed=detailed, only_installed=True)

    elif options.list_software:
        print list_software(output_format=options.output_format, detailed=options.list_software == 'detailed')

    # non-verbose cleanup after handling GitHub integration stuff or printing terse info
    early_stop_options = [
        options.check_github,
        options.install_github_token,
        options.list_installed_software,
        options.list_software,
        options.merge_pr,
        options.review_pr,
        options.terse,
        search_query,
    ]
    if any(early_stop_options):
        cleanup(logfile, eb_tmpdir, testing, silent=True)
        sys.exit(0)

    # update session state
    eb_config = eb_go.generate_cmd_line(add_default=True)
    modlist = modtool.list()  # build options must be initialized first before 'module list' works
    init_session_state.update({'easybuild_configuration': eb_config})
    init_session_state.update({'module_list': modlist})
    _log.debug("Initial session state: %s" % init_session_state)

    # determine easybuild-easyconfigs package install path
    easyconfigs_pkg_paths = get_paths_for(subdir=EASYCONFIGS_PKG_SUBDIR)
    if not easyconfigs_pkg_paths:
        _log.warning("Failed to determine install path for easybuild-easyconfigs package.")

    if options.install_latest_eb_release:
        if orig_paths:
            raise EasyBuildError("Installing the latest EasyBuild release can not be combined with installing "
                                 "other easyconfigs")
        else:
            eb_file = find_easybuild_easyconfig()
            orig_paths.append(eb_file)

    categorized_paths = categorize_files_by_type(orig_paths)

    # command line options that do not require any easyconfigs to be specified
    new_update_preview_pr = options.new_pr or options.update_pr or options.preview_pr
    no_ec_opts = [options.aggregate_regtest, options.regtest, search_query, new_update_preview_pr]

    # determine paths to easyconfigs
    determined_paths = det_easyconfig_paths(categorized_paths['easyconfigs'])
    if determined_paths:
        # transform paths into tuples, use 'False' to indicate the corresponding easyconfig files were not generated
        paths = [(p, False) for p in determined_paths]
    else:
        if 'name' in build_specs:
            # try to obtain or generate an easyconfig file via build specifications if a software name is provided
            paths = find_easyconfigs_by_specs(build_specs, robot_path, try_to_generate, testing=testing)
        elif any(no_ec_opts):
            paths = determined_paths
        else:
            print_error(("Please provide one or multiple easyconfig files, or use software build "
                         "options to make EasyBuild search for easyconfigs"),
                        log=_log, opt_parser=eb_go.parser, exit_on_error=not testing)
    _log.debug("Paths: %s" % paths)

    # run regtest
    if options.regtest or options.aggregate_regtest:
        _log.info("Running regression test")
        # fallback: easybuild-easyconfigs install path
        regtest_ok = regtest([path[0] for path in paths] or easyconfigs_pkg_paths, modtool)
        if not regtest_ok:
            _log.info("Regression test failed (partially)!")
            sys.exit(31)  # exit -> 3x1t -> 31

    if options.check_style:
        _log.debug("Running style check...")
        if cmdline_easyconfigs_style_check([path[0] for path in paths]):
            print_msg("All style checks passed!", prefix=False)
            cleanup(logfile, eb_tmpdir, testing)
            sys.exit(0)
        else:
            raise EasyBuildError("One or more style checks FAILED!")

    # read easyconfig files
    easyconfigs, generated_ecs = parse_easyconfigs(paths, validate=not options.inject_checksums)

    # verify easyconfig filenames, if desired
    if options.verify_easyconfig_filenames:
        _log.info("Verifying easyconfig filenames...")
        for easyconfig in easyconfigs:
            verify_easyconfig_filename(easyconfig['spec'], easyconfig['ec'], parsed_ec=easyconfig['ec'])

    # tweak obtained easyconfig files, if requested
    # don't try and tweak anything if easyconfigs were generated, since building a full dep graph will fail
    # if easyconfig files for the dependencies are not available
    if try_to_generate and build_specs and not generated_ecs:
        easyconfigs = tweak(easyconfigs, build_specs, modtool, targetdirs=tweaked_ecs_paths)

    if options.containerize:
        containerize(easyconfigs)
        cleanup(logfile, eb_tmpdir, testing)
        sys.exit(0)

    forced = options.force or options.rebuild
    dry_run_mode = options.dry_run or options.dry_run_short

    # skip modules that are already installed unless forced, or unless an option is used that warrants not skipping
    if not (forced or dry_run_mode or options.extended_dry_run or new_update_preview_pr or options.inject_checksums):
        retained_ecs = skip_available(easyconfigs, modtool)
        if not testing:
            for skipped_ec in [ec for ec in easyconfigs if ec not in retained_ecs]:
                print_msg("%s is already installed (module found), skipping" % skipped_ec['full_mod_name'])
        easyconfigs = retained_ecs

    # determine an order that will allow all specs in the set to build
    if len(easyconfigs) > 0:
        # resolve dependencies if robot is enabled, except in dry run mode
        # one exception: deps *are* resolved with --new-pr or --update-pr when dry run mode is enabled
        if options.robot and (not dry_run_mode or new_update_preview_pr):
            print_msg("resolving dependencies ...", log=_log, silent=testing)
            ordered_ecs = resolve_dependencies(easyconfigs, modtool)
        else:
            ordered_ecs = easyconfigs
    elif new_update_preview_pr:
        ordered_ecs = None
    else:
        print_msg("No easyconfigs left to be built.", log=_log, silent=testing)
        ordered_ecs = []

    # creating/updating PRs
    if new_update_preview_pr:
        if options.new_pr:
            new_pr(categorized_paths, ordered_ecs, title=options.pr_title, descr=options.pr_descr,
                   commit_msg=options.pr_commit_msg)
        elif options.preview_pr:
            print review_pr(paths=determined_paths, colored=use_color(options.color))
        else:
            update_pr(options.update_pr, categorized_paths, ordered_ecs, commit_msg=options.pr_commit_msg)

    # dry_run: print all easyconfigs and dependencies, and whether they are already built
    elif dry_run_mode:
        txt = dry_run(easyconfigs, modtool, short=not options.dry_run)
        print_msg(txt, log=_log, silent=testing, prefix=False)

    elif options.check_conflicts:
        if check_conflicts(easyconfigs, modtool):
            print_error("One or more conflicts detected!")
            sys.exit(1)
        else:
            print_msg("\nNo conflicts detected!\n", prefix=False)

    # dump source script to set up build environment
    elif options.dump_env_script:
        dump_env_script(easyconfigs)

    elif options.inject_checksums:
        inject_checksums(ordered_ecs, options.inject_checksums)

    # cleanup and exit after dry run, searching easyconfigs or submitting regression test
    stop_options = [options.check_conflicts, dry_run_mode, options.dump_env_script, options.inject_checksums]
    if any(no_ec_opts) or any(stop_options):
        cleanup(logfile, eb_tmpdir, testing)
        sys.exit(0)

    # create dependency graph and exit
    if options.dep_graph:
        _log.info("Creating dependency graph %s" % options.dep_graph)
        dep_graph(options.dep_graph, ordered_ecs)
        cleanup(logfile, eb_tmpdir, testing, silent=True)
        sys.exit(0)

    # submit build as job(s), clean up and exit
    if options.job:
        submit_jobs(ordered_ecs, eb_go.generate_cmd_line(), testing=testing)
        if not testing:
            print_msg("Submitted parallel build jobs, exiting now")
            cleanup(logfile, eb_tmpdir, testing)
            sys.exit(0)

    # build software, will exit when errors occurs (except when testing)
    if not testing or (testing and do_build):
        exit_on_failure = not (options.dump_test_report or options.upload_test_report)
        hooks = load_hooks(options.hooks)

        ecs_with_res = build_and_install_software(ordered_ecs, init_session_state,
                                                  exit_on_failure=exit_on_failure, hooks=hooks)
    else:
        ecs_with_res = [(ec, {}) for ec in ordered_ecs]

    correct_builds_cnt = len([ec_res for (_, ec_res) in ecs_with_res if ec_res.get('success', False)])
    overall_success = correct_builds_cnt == len(ordered_ecs)
    success_msg = "Build succeeded for %s out of %s" % (correct_builds_cnt, len(ordered_ecs))

    repo = init_repository(get_repository(), get_repositorypath())
    repo.cleanup()

    # dump/upload overall test report
    test_report_msg = overall_test_report(ecs_with_res, len(paths), overall_success, success_msg, init_session_state)
    if test_report_msg is not None:
        print_msg(test_report_msg)

    print_msg(success_msg, log=_log, silent=testing)

    # cleanup and spec files
    for ec in easyconfigs:
        if 'original_spec' in ec and os.path.isfile(ec['spec']):
            os.remove(ec['spec'])

    # stop logging and cleanup tmp log file, unless one build failed (individual logs are located in eb_tmpdir)
    stop_logging(logfile, logtostdout=options.logtostdout)
    if overall_success:
        cleanup(logfile, eb_tmpdir, testing)