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How to use update_jar_manifest method in localstack

Best Python code snippet using localstack_python

install.py

Source:install.py

...423        patch_url = f"{SFN_PATCH_URL_PREFIX}/{patch_class}"424        add_file_to_jar(patch_class, patch_url, target_jar=INSTALL_PATH_STEPFUNCTIONS_JAR)425    # add additional classpath entries to JAR manifest file426    classpath = " ".join([os.path.basename(jar) for jar in JAR_URLS])427    update_jar_manifest(428        "StepFunctionsLocal.jar",429        INSTALL_DIR_STEPFUNCTIONS,430        "Class-Path: . ",431        f"Class-Path: {classpath} . ",432    )433    update_jar_manifest(434        "StepFunctionsLocal.jar",435        INSTALL_DIR_STEPFUNCTIONS,436        re.compile("Main-Class: .+"),437        "Main-Class: cloud.localstack.StepFunctionsStarter",438    )439    # download additional jar libs440    for jar_url in JAR_URLS:441        target = os.path.join(INSTALL_DIR_STEPFUNCTIONS, os.path.basename(jar_url))442        if not file_exists_not_empty(target):443            download(jar_url, target)444    # download aws-sdk lambda handler445    target = os.path.join(INSTALL_DIR_STEPFUNCTIONS, "localstack-internal-awssdk", "awssdk.zip")446    if not file_exists_not_empty(target):447        download(SFN_AWS_SDK_LAMBDA_ZIP_FILE, target)448def add_file_to_jar(class_file, class_url, target_jar, base_dir=None):449    base_dir = base_dir or os.path.dirname(target_jar)450    patch_class_file = os.path.join(base_dir, class_file)451    if not os.path.exists(patch_class_file):452        download(class_url, patch_class_file)453        run(["zip", target_jar, class_file], cwd=base_dir)454def install_dynamodb_local():455    if not os.path.exists(INSTALL_PATH_DDB_JAR):456        log_install_msg("DynamoDB")457        # download and extract archive458        tmp_archive = os.path.join(tempfile.gettempdir(), "localstack.ddb.zip")459        download_and_extract_with_retry(DYNAMODB_JAR_URL, tmp_archive, INSTALL_DIR_DDB)460    # download additional libs for Mac M1 (for local dev mode)461    ddb_local_lib_dir = os.path.join(INSTALL_DIR_DDB, "DynamoDBLocal_lib")462    if is_mac_os() and get_arch() == "arm64":463        target_path = os.path.join(ddb_local_lib_dir, "libsqlite4java-osx-aarch64.dylib")464        if not file_exists_not_empty(target_path):465            download(LIBSQLITE_AARCH64_URL, target_path)466    # fix logging configuration for DynamoDBLocal467    log4j2_config = """<Configuration status="WARN">468      <Appenders>469        <Console name="Console" target="SYSTEM_OUT">470          <PatternLayout pattern="%d{HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>471        </Console>472      </Appenders>473      <Loggers>474        <Root level="WARN"><AppenderRef ref="Console"/></Root>475      </Loggers>476    </Configuration>"""477    log4j2_file = os.path.join(INSTALL_DIR_DDB, "log4j2.xml")478    save_file(log4j2_file, log4j2_config)479    run_safe(lambda: run(["zip", "-u", "DynamoDBLocal.jar", "log4j2.xml"], cwd=INSTALL_DIR_DDB))480    # download agent JAR481    if not os.path.exists(DDB_AGENT_JAR_PATH):482        download(DDB_AGENT_JAR_URL, DDB_AGENT_JAR_PATH)483    if not os.path.exists(JAVASSIST_JAR_PATH):484        download(JAVASSIST_JAR_URL, JAVASSIST_JAR_PATH)485    # patch/update libraries with known CVEs486    upgrade_jar_file(487        ddb_local_lib_dir,488        "jackson-databind-*.jar",489        "com/fasterxml/jackson/core/jackson-databind:2.13.3",490    )491    upgrade_jar_file(ddb_local_lib_dir, "slf4j-ext-*.jar", "org/slf4j/slf4j-ext:1.8.0-beta4")492    # ensure that javassist.jar is in the manifest classpath493    update_jar_manifest(494        "DynamoDBLocal.jar", INSTALL_DIR_DDB, "Class-Path:", "Class-Path: javassist.jar"495    )496    update_jar_manifest(497        "DynamoDBLocal.jar", INSTALL_DIR_DDB, "databind-2.12.3.jar", "databind-2.13.3.jar"498    )499def update_jar_manifest(500    jar_file_name: str, parent_dir: str, search: Union[str, re.Pattern], replace: str501):502    manifest_file_path = "META-INF/MANIFEST.MF"503    run(["unzip", "-o", jar_file_name, manifest_file_path], cwd=parent_dir)504    manifest_file = os.path.join(parent_dir, manifest_file_path)505    manifest = load_file(manifest_file)506    if replace not in manifest:507        if isinstance(search, re.Pattern):508            manifest = search.sub(replace, manifest, 1)509        else:510            manifest = manifest.replace(search, replace, 1)511        save_file(manifest_file, manifest)512        run(["zip", jar_file_name, manifest_file_path], cwd=parent_dir)513    os.remove(manifest_file)...

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