diff options
author | Dominic Elm <elmdominic@gmx.net> | 2021-09-02 16:17:42 +0300 |
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committer | Bradley Farias <bradley.meck@gmail.com> | 2021-09-10 18:54:39 +0300 |
commit | a9dd03b1ec89a75186f05967fc76ec0704050c36 (patch) | |
tree | db9cd062535160d91bd45f178b9761259ca9e2dd /doc | |
parent | a42bd7e944ed422adb78f767c7a9b3187989234a (diff) |
src: add option to disable loading native addons
PR-URL: https://github.com/nodejs/node/pull/39977
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Bradley Farias <bradley.meck@gmail.com>
Reviewed-By: Guy Bedford <guybedford@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/api/cli.md | 10 | ||||
-rw-r--r-- | doc/api/errors.md | 9 | ||||
-rw-r--r-- | doc/api/packages.md | 20 | ||||
-rw-r--r-- | doc/node.1 | 5 |
4 files changed, 40 insertions, 4 deletions
diff --git a/doc/api/cli.md b/doc/api/cli.md index f87b2476e0f..3ab4750d8d6 100644 --- a/doc/api/cli.md +++ b/doc/api/cli.md @@ -598,6 +598,15 @@ added: v7.10.0 This option is a no-op. It is kept for compatibility. +### `--no-addons` +<!-- YAML +added: REPLACEME +--> + +Disable the `node-addons` exports condition as well as disable loading +native addons. When `--no-addons` is specified, calling `process.dlopen` or +requiring a native C++ addon will fail and throw an exception. + ### `--no-deprecation` <!-- YAML added: v0.8.0 @@ -1428,6 +1437,7 @@ Node.js options that are allowed are: * `--inspect` * `--max-http-header-size` * `--napi-modules` +* `--no-addons` * `--no-deprecation` * `--no-experimental-repl-await` * `--no-extra-info-on-fatal-exception` diff --git a/doc/api/errors.md b/doc/api/errors.md index adef81caa6d..a03b1f6fc25 100644 --- a/doc/api/errors.md +++ b/doc/api/errors.md @@ -1027,6 +1027,14 @@ added: The [debugger][] timed out waiting for the required host/port to be free. +<a id="ERR_DLOPEN_DISABLED"></a> +### `ERR_DLOPEN_DISABLED` +<!-- YAML +added: REPLACEME +--> + +Loading native addons has been disabled using [`--no-addons`][]. + <a id="ERR_DLOPEN_FAILED"></a> ### `ERR_DLOPEN_FAILED` <!-- YAML @@ -2879,6 +2887,7 @@ The native call from `process.cpuUsage` could not be processed. [`'uncaughtException'`]: process.md#event-uncaughtexception [`--disable-proto=throw`]: cli.md#--disable-protomode [`--force-fips`]: cli.md#--force-fips +[`--no-addons`]: cli.md#--no-addons [`Class: assert.AssertionError`]: assert.md#class-assertassertionerror [`ERR_INVALID_ARG_TYPE`]: #err_invalid_arg_type [`ERR_MISSING_MESSAGE_PORT_IN_TRANSFER_LIST`]: #err_missing_message_port_in_transfer_list diff --git a/doc/api/packages.md b/doc/api/packages.md index 5268772de15..4aee6b77ecb 100644 --- a/doc/api/packages.md +++ b/doc/api/packages.md @@ -537,6 +537,11 @@ Node.js implements the following conditions: * `"node"` - matches for any Node.js environment. Can be a CommonJS or ES module file. _This condition should always come after `"import"` or `"require"`._ +* `"node-addons"` - similar to `"node"` and matches for any Node.js environment. + This condition can be used to provide an entry point which uses native C++ + addons as opposed to an entry point which is more universal and doesn't rely + on native addons. This condition can be disabled via the + [`--no-addons` flag][]. * `"default"` - the generic fallback that always matches. Can be a CommonJS or ES module file. _This condition should always come last._ @@ -615,17 +620,23 @@ node --conditions=development main.js ``` which would then resolve the `"development"` condition in package imports and -exports, while resolving the existing `"node"`, `"default"`, `"import"`, and -`"require"` conditions as appropriate. +exports, while resolving the existing `"node"`, `"node-addons"`, `"default"`, +`"import"`, and `"require"` conditions as appropriate. Any number of custom conditions can be set with repeat flags. ### Conditions Definitions -The `"import"`, `"require"`, `"node"` and `"default"` conditions are defined -and implemented in Node.js core, +The `"import"`, `"require"`, `"node"`, `"node-addons"` and `"default"` +conditions are defined and implemented in Node.js core, [as specified above](#conditional-exports). +The `"node-addons"` condition can be used to provide an entry point which +uses native C++ addons. However, this condition can be disabled via the +[`--no-addons` flag][]. When using `"node-addons"`, it's recommended to treat +`"default"` as an enhancement that provides a more universal entry point, e.g. +using WebAssembly instead of a native addon. + Other condition strings are unknown to Node.js and thus ignored by default. Runtimes or tools other than Node.js can use them at their discretion. @@ -1249,6 +1260,7 @@ This field defines [subpath imports][] for the current package. [`"packageManager"`]: #packagemanager [`"type"`]: #type [`--conditions` flag]: #resolving-user-conditions +[`--no-addons` flag]: cli.md#--no-addons [`ERR_PACKAGE_PATH_NOT_EXPORTED`]: errors.md#err_package_path_not_exported [`esm`]: https://github.com/standard-things/esm#readme [`package.json`]: #nodejs-packagejson-field-definitions diff --git a/doc/node.1 b/doc/node.1 index 310de73b89d..a03d322f98e 100644 --- a/doc/node.1 +++ b/doc/node.1 @@ -280,6 +280,11 @@ Hide extra information on fatal exception that causes exit. Disable runtime checks for `async_hooks`. These will still be enabled dynamically when `async_hooks` is enabled. . +.It Fl -no-addons +Disable the `node-addons` exports condition as well as disable loading native +addons. When `--no-addons` is specified, calling `process.dlopen` or requiring +a native C++ addon will fail and throw an exception. +. .It Fl -no-warnings Silence all process warnings (including deprecations). . |