Esempio n. 1
0
def post_process_files(m, initial_prefix_files):
    get_build_metadata(m)
    create_post_scripts(m)

    # this is new-style noarch, with a value of 'python'
    if m.noarch != "python":
        utils.create_entry_points(m.get_value("build/entry_points"),
                                  config=m.config)
    current_prefix_files = utils.prefix_files(prefix=m.config.host_prefix)

    python = (m.config.build_python if os.path.isfile(m.config.build_python)
              else m.config.host_python)
    post_process(
        m.get_value("package/name"),
        m.get_value("package/version"),
        sorted(current_prefix_files - initial_prefix_files),
        prefix=m.config.host_prefix,
        config=m.config,
        preserve_egg_dir=bool(m.get_value("build/preserve_egg_dir")),
        noarch=m.get_value("build/noarch"),
        skip_compile_pyc=m.get_value("build/skip_compile_pyc"),
    )

    # The post processing may have deleted some files (like easy-install.pth)
    current_prefix_files = utils.prefix_files(prefix=m.config.host_prefix)
    new_files = sorted(current_prefix_files - initial_prefix_files)
    new_files = utils.filter_files(new_files, prefix=m.config.host_prefix)

    host_prefix = m.config.host_prefix
    meta_dir = m.config.meta_dir
    if any(meta_dir in join(host_prefix, f) for f in new_files):
        meta_files = (tuple(
            f for f in new_files
            if m.config.meta_dir in join(m.config.host_prefix, f)), )
        sys.exit(
            indent(
                """Error: Untracked file(s) %s found in conda-meta directory.
This error usually comes from using conda in the build script.  Avoid doing this, as it
can lead to packages that include their dependencies.""" % meta_files))
    post_build(m, new_files, build_python=python)

    entry_point_script_names = get_entry_point_script_names(
        m.get_value("build/entry_points"))
    if m.noarch == "python":
        pkg_files = [
            fi for fi in new_files if fi not in entry_point_script_names
        ]
    else:
        pkg_files = new_files

    # the legacy noarch
    if m.get_value("build/noarch_python"):
        noarch_python.transform(m, new_files, m.config.host_prefix)
    # new way: build/noarch: python
    elif m.noarch == "python":
        noarch_python.populate_files(m, pkg_files, m.config.host_prefix,
                                     entry_point_script_names)

    current_prefix_files = utils.prefix_files(prefix=m.config.host_prefix)
    new_files = current_prefix_files - initial_prefix_files
    fix_permissions(new_files, m.config.host_prefix)

    return new_files
Esempio n. 2
0
def build(m,
          config,
          post=None,
          need_source_download=True,
          need_reparse_in_env=False):
    '''
    Build the package with the specified metadata.

    :param m: Package metadata
    :type m: Metadata
    :type post: bool or None. None means run the whole build. True means run
    post only. False means stop just before the post.
    :type keep_old_work: bool: Keep any previous work directory.
    :type need_source_download: bool: if rendering failed to download source
    (due to missing tools), retry here after build env is populated
    '''

    if m.skip():
        print_skip_message(m)
        return False

    if config.skip_existing:
        package_exists = is_package_built(m, config)
        if package_exists:
            print(m.dist(),
                  "is already built in {0}, skipping.".format(package_exists))
            return False

    if post in [False, None]:
        print("BUILD START:", m.dist())
        if m.uses_jinja and (need_source_download or need_reparse_in_env):
            print(
                "    (actual version deferred until further download or env creation)"
            )

        specs = [ms.spec for ms in m.ms_depends('build')]
        create_env(config.build_prefix, specs, config=config)
        vcs_source = m.uses_vcs_in_build
        if vcs_source and vcs_source not in specs:
            vcs_executable = "hg" if vcs_source == "mercurial" else vcs_source
            has_vcs_available = os.path.isfile(
                external.find_executable(vcs_executable, config.build_prefix)
                or "")
            if not has_vcs_available:
                if (vcs_source != "mercurial" or not any(
                        spec.startswith('python') and "3." in spec
                        for spec in specs)):
                    specs.append(vcs_source)

                    log.warn(
                        "Your recipe depends on %s at build time (for templates), "
                        "but you have not listed it as a build dependency.  Doing "
                        "so for this build.", vcs_source)

                    # Display the name only
                    # Version number could be missing due to dependency on source info.
                    create_env(config.build_prefix, specs, config=config)
                else:
                    raise ValueError(
                        "Your recipe uses mercurial in build, but mercurial"
                        " does not yet support Python 3.  Please handle all of "
                        "your mercurial actions outside of your build script.")

        if need_source_download:
            # Execute any commands fetching the source (e.g., git) in the _build environment.
            # This makes it possible to provide source fetchers (eg. git, hg, svn) as build
            # dependencies.
            with path_prepended(config.build_prefix):
                m, need_source_download, need_reparse_in_env = parse_or_try_download(
                    m,
                    no_download_source=False,
                    force_download=True,
                    config=config)
            assert not need_source_download, "Source download failed.  Please investigate."
            if m.uses_jinja:
                print("BUILD START (revised):", m.dist())

        if need_reparse_in_env:
            reparse(m, config=config)
            print("BUILD START (revised):", m.dist())

        if m.name() in [
                i.rsplit('-', 2)[0] for i in linked(config.build_prefix)
        ]:
            print("%s is installed as a build dependency. Removing." %
                  m.name())
            index = get_build_index(config=config, clear_cache=False)
            actions = plan.remove_actions(config.build_prefix, [m.name()],
                                          index=index)
            assert not plan.nothing_to_do(actions), actions
            plan.display_actions(actions, index)
            plan.execute_actions(actions, index)

        print("Package:", m.dist())

        with filelock.SoftFileLock(join(config.build_folder, ".conda_lock"),
                                   timeout=config.timeout):
            # get_dir here might be just work, or it might be one level deeper,
            #    dependening on the source.
            src_dir = source.get_dir(config)
            if isdir(src_dir):
                print("source tree in:", src_dir)
            else:
                print("no source - creating empty work folder")
                os.makedirs(src_dir)

            rm_rf(config.info_dir)
            files1 = prefix_files(prefix=config.build_prefix)
            for pat in m.always_include_files():
                has_matches = False
                for f in set(files1):
                    if fnmatch.fnmatch(f, pat):
                        print("Including in package existing file", f)
                        files1.discard(f)
                        has_matches = True
                if not has_matches:
                    log.warn(
                        "Glob %s from always_include_files does not match any files",
                        pat)
            # Save this for later
            with open(join(config.croot, 'prefix_files.txt'), 'w') as f:
                f.write(u'\n'.join(sorted(list(files1))))
                f.write(u'\n')

            # Use script from recipe?
            script = m.get_value('build/script', None)
            if script:
                if isinstance(script, list):
                    script = '\n'.join(script)

            if isdir(src_dir):
                if on_win:
                    build_file = join(m.path, 'bld.bat')
                    if script:
                        build_file = join(src_dir, 'bld.bat')
                        with open(build_file, 'w') as bf:
                            bf.write(script)
                    import conda_build.windows as windows
                    windows.build(m, build_file, config=config)
                else:
                    build_file = join(m.path, 'build.sh')

                    # There is no sense in trying to run an empty build script.
                    if isfile(build_file) or script:
                        with path_prepended(config.build_prefix):
                            env = environ.get_dict(config=config, m=m)
                        env["CONDA_BUILD_STATE"] = "BUILD"
                        work_file = join(source.get_dir(config),
                                         'conda_build.sh')
                        if script:
                            with open(work_file, 'w') as bf:
                                bf.write(script)
                        if config.activate:
                            if isfile(build_file):
                                data = open(build_file).read()
                            else:
                                data = open(work_file).read()
                            with open(work_file, 'w') as bf:
                                bf.write(
                                    "source {conda_root}activate {build_prefix} &> "
                                    "/dev/null\n".format(
                                        conda_root=root_script_dir +
                                        os.path.sep,
                                        build_prefix=config.build_prefix))
                                bf.write(data)
                        else:
                            if not isfile(work_file):
                                copy_into(build_file, work_file,
                                          config.timeout)
                        os.chmod(work_file, 0o766)

                        if isfile(work_file):
                            cmd = [shell_path, '-x', '-e', work_file]
                            # this should raise if any problems occur while building
                            _check_call(cmd, env=env, cwd=src_dir)

    if post in [True, None]:
        if post:
            with open(join(config.croot, 'prefix_files.txt'), 'r') as f:
                files1 = set(f.read().splitlines())

        get_build_metadata(m, config=config)
        create_post_scripts(m, config=config)
        create_entry_points(m.get_value('build/entry_points'), config=config)
        files2 = prefix_files(prefix=config.build_prefix)

        post_process(sorted(files2 - files1),
                     prefix=config.build_prefix,
                     config=config,
                     preserve_egg_dir=bool(
                         m.get_value('build/preserve_egg_dir')))

        # The post processing may have deleted some files (like easy-install.pth)
        files2 = prefix_files(prefix=config.build_prefix)
        if any(config.meta_dir in join(config.build_prefix, f)
               for f in files2 - files1):
            meta_files = (tuple(
                f for f in files2 - files1
                if config.meta_dir in join(config.build_prefix, f)), )
            sys.exit(
                indent(
                    """Error: Untracked file(s) %s found in conda-meta directory.
This error usually comes from using conda in the build script.  Avoid doing this, as it
can lead to packages that include their dependencies.""" % meta_files))
        post_build(m,
                   sorted(files2 - files1),
                   prefix=config.build_prefix,
                   build_python=config.build_python,
                   croot=config.croot)
        create_info_files(m,
                          sorted(files2 - files1),
                          config=config,
                          prefix=config.build_prefix)
        if m.get_value('build/noarch_python'):
            import conda_build.noarch_python as noarch_python
            noarch_python.transform(m, sorted(files2 - files1),
                                    config.build_prefix)

        files3 = prefix_files(prefix=config.build_prefix)
        fix_permissions(files3 - files1, config.build_prefix)

        path = bldpkg_path(m, config)

        # lock the output directory while we build this file
        # create the tarball in a temporary directory to minimize lock time
        with TemporaryDirectory() as tmp:
            tmp_path = os.path.join(tmp, os.path.basename(path))
            t = tarfile.open(tmp_path, 'w:bz2')

            def order(f):
                # we don't care about empty files so send them back via 100000
                fsize = os.stat(join(config.build_prefix, f)).st_size or 100000
                # info/* records will be False == 0, others will be 1.
                info_order = int(os.path.dirname(f) != 'info')
                return info_order, fsize

            # add files in order of a) in info directory, b) increasing size so
            # we can access small manifest or json files without decompressing
            # possible large binary or data files
            for f in sorted(files3 - files1, key=order):
                t.add(join(config.build_prefix, f), f)
            t.close()

            # we're done building, perform some checks
            tarcheck.check_all(tmp_path)

            copy_into(tmp_path, path, config.timeout)
        update_index(config.bldpkgs_dir, config)

    else:
        print("STOPPING BUILD BEFORE POST:", m.dist())

    # returning true here says package is OK to test
    return True
Esempio n. 3
0
def build(m, config, post=None, need_source_download=True, need_reparse_in_env=False):
    '''
    Build the package with the specified metadata.

    :param m: Package metadata
    :type m: Metadata
    :type post: bool or None. None means run the whole build. True means run
    post only. False means stop just before the post.
    :type keep_old_work: bool: Keep any previous work directory.
    :type need_source_download: bool: if rendering failed to download source
    (due to missing tools), retry here after build env is populated
    '''

    if m.skip():
        print_skip_message(m)
        return False

    if config.skip_existing:
        package_exists = is_package_built(m, config)
        if package_exists:
            print(m.dist(), "is already built in {0}, skipping.".format(package_exists))
            return False

    if post in [False, None]:
        print("BUILD START:", m.dist())
        if m.uses_jinja and (need_source_download or need_reparse_in_env):
            print("    (actual version deferred until further download or env creation)")

        specs = [ms.spec for ms in m.ms_depends('build')]
        create_env(config.build_prefix, specs, config=config)
        vcs_source = m.uses_vcs_in_build
        if vcs_source and vcs_source not in specs:
            vcs_executable = "hg" if vcs_source == "mercurial" else vcs_source
            has_vcs_available = os.path.isfile(external.find_executable(vcs_executable,
                                                                config.build_prefix) or "")
            if not has_vcs_available:
                if (vcs_source != "mercurial" or
                        not any(spec.startswith('python') and "3." in spec
                                for spec in specs)):
                    specs.append(vcs_source)

                    log.warn("Your recipe depends on %s at build time (for templates), "
                            "but you have not listed it as a build dependency.  Doing "
                                "so for this build.", vcs_source)

                    # Display the name only
                    # Version number could be missing due to dependency on source info.
                    create_env(config.build_prefix, specs, config=config)
                else:
                    raise ValueError("Your recipe uses mercurial in build, but mercurial"
                                    " does not yet support Python 3.  Please handle all of "
                                    "your mercurial actions outside of your build script.")

        if need_source_download:
            # Execute any commands fetching the source (e.g., git) in the _build environment.
            # This makes it possible to provide source fetchers (eg. git, hg, svn) as build
            # dependencies.
            with path_prepended(config.build_prefix):
                m, need_source_download, need_reparse_in_env = parse_or_try_download(m,
                                                                no_download_source=False,
                                                                force_download=True,
                                                                config=config)
            assert not need_source_download, "Source download failed.  Please investigate."
            if m.uses_jinja:
                print("BUILD START (revised):", m.dist())

        if need_reparse_in_env:
            reparse(m, config=config)
            print("BUILD START (revised):", m.dist())

        if m.name() in [i.rsplit('-', 2)[0] for i in linked(config.build_prefix)]:
            print("%s is installed as a build dependency. Removing." %
                m.name())
            index = get_build_index(config=config, clear_cache=False)
            actions = plan.remove_actions(config.build_prefix, [m.name()], index=index)
            assert not plan.nothing_to_do(actions), actions
            plan.display_actions(actions, index)
            plan.execute_actions(actions, index)

        print("Package:", m.dist())

        with filelock.SoftFileLock(join(config.build_folder, ".conda_lock"),
                                   timeout=config.timeout):
            # get_dir here might be just work, or it might be one level deeper,
            #    dependening on the source.
            src_dir = config.work_dir
            if isdir(src_dir):
                print("source tree in:", src_dir)
            else:
                print("no source - creating empty work folder")
                os.makedirs(src_dir)

            rm_rf(config.info_dir)
            files1 = prefix_files(prefix=config.build_prefix)
            for pat in m.always_include_files():
                has_matches = False
                for f in set(files1):
                    if fnmatch.fnmatch(f, pat):
                        print("Including in package existing file", f)
                        files1.discard(f)
                        has_matches = True
                if not has_matches:
                    log.warn("Glob %s from always_include_files does not match any files", pat)
            # Save this for later
            with open(join(config.croot, 'prefix_files.txt'), 'w') as f:
                f.write(u'\n'.join(sorted(list(files1))))
                f.write(u'\n')

            # Use script from recipe?
            script = m.get_value('build/script', None)
            if script:
                if isinstance(script, list):
                    script = '\n'.join(script)

            if isdir(src_dir):
                if on_win:
                    build_file = join(m.path, 'bld.bat')
                    if script:
                        build_file = join(src_dir, 'bld.bat')
                        with open(build_file, 'w') as bf:
                            bf.write(script)
                    import conda_build.windows as windows
                    windows.build(m, build_file, config=config)
                else:
                    build_file = join(m.path, 'build.sh')

                    # There is no sense in trying to run an empty build script.
                    if isfile(build_file) or script:
                        with path_prepended(config.build_prefix):
                            env = environ.get_dict(config=config, m=m)
                        env["CONDA_BUILD_STATE"] = "BUILD"
                        work_file = join(config.work_dir, 'conda_build.sh')
                        if script:
                            with open(work_file, 'w') as bf:
                                bf.write(script)
                        if config.activate:
                            if isfile(build_file):
                                data = open(build_file).read()
                            else:
                                data = open(work_file).read()
                            with open(work_file, 'w') as bf:
                                bf.write("source {conda_root}activate {build_prefix} &> "
                                    "/dev/null\n".format(conda_root=root_script_dir + os.path.sep,
                                                         build_prefix=config.build_prefix))
                                bf.write(data)
                        else:
                            if not isfile(work_file):
                                copy_into(build_file, work_file, config.timeout)
                        os.chmod(work_file, 0o766)

                        if isfile(work_file):
                            cmd = [shell_path, '-x', '-e', work_file]
                            # this should raise if any problems occur while building
                            _check_call(cmd, env=env, cwd=src_dir)

    if post in [True, None]:
        if post:
            with open(join(config.croot, 'prefix_files.txt'), 'r') as f:
                files1 = set(f.read().splitlines())

        get_build_metadata(m, config=config)
        create_post_scripts(m, config=config)

        if not is_noarch_python(m):
            create_entry_points(m.get_value('build/entry_points'), config=config)
        files2 = prefix_files(prefix=config.build_prefix)

        post_process(sorted(files2 - files1),
                     prefix=config.build_prefix,
                     config=config,
                     preserve_egg_dir=bool(m.get_value('build/preserve_egg_dir')),
                     noarch=m.get_value('build/noarch'))

        # The post processing may have deleted some files (like easy-install.pth)
        files2 = prefix_files(prefix=config.build_prefix)
        if any(config.meta_dir in join(config.build_prefix, f) for f in files2 - files1):
            meta_files = (tuple(f for f in files2 - files1 if config.meta_dir in
                    join(config.build_prefix, f)),)
            sys.exit(indent("""Error: Untracked file(s) %s found in conda-meta directory.
This error usually comes from using conda in the build script.  Avoid doing this, as it
can lead to packages that include their dependencies.""" % meta_files))
        post_build(m, sorted(files2 - files1),
                    prefix=config.build_prefix,
                    build_python=config.build_python,
                    croot=config.croot)

        entry_point_script_names = get_entry_point_script_names(get_entry_points(config, m))
        if is_noarch_python(m):
            pkg_files = [f for f in sorted(files2 - files1) if f not in entry_point_script_names]
        else:
            pkg_files = sorted(files2 - files1)

        create_info_files(m, pkg_files, config=config, prefix=config.build_prefix)

        if m.get_value('build/noarch_python'):
            noarch_python.transform(m, sorted(files2 - files1), config.build_prefix)
        elif is_noarch_python(m):
            noarch_python.populate_files(
                m, pkg_files, config.build_prefix, entry_point_script_names)

        files3 = prefix_files(prefix=config.build_prefix)
        fix_permissions(files3 - files1, config.build_prefix)

        path = bldpkg_path(m, config)

        # lock the output directory while we build this file
        # create the tarball in a temporary directory to minimize lock time
        with TemporaryDirectory() as tmp:
            tmp_path = os.path.join(tmp, os.path.basename(path))
            t = tarfile.open(tmp_path, 'w:bz2')

            def order(f):
                # we don't care about empty files so send them back via 100000
                fsize = os.stat(join(config.build_prefix, f)).st_size or 100000
                # info/* records will be False == 0, others will be 1.
                info_order = int(os.path.dirname(f) != 'info')
                return info_order, fsize

            # add files in order of a) in info directory, b) increasing size so
            # we can access small manifest or json files without decompressing
            # possible large binary or data files
            for f in sorted(files3 - files1, key=order):
                t.add(join(config.build_prefix, f), f)
            t.close()

            # we're done building, perform some checks
            tarcheck.check_all(tmp_path)

            copy_into(tmp_path, path, config.timeout)
        update_index(config.bldpkgs_dir, config, could_be_mirror=False)

    else:
        print("STOPPING BUILD BEFORE POST:", m.dist())

    # returning true here says package is OK to test
    return True