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Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>
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@@ -6,7 +6,7 @@
[![Go Report Card](https://goreportcard.com/badge/github.com/docker/buildx?style=flat-square)](https://goreportcard.com/report/github.com/docker/buildx)
[![codecov](https://img.shields.io/codecov/c/github/docker/buildx?logo=codecov&style=flat-square)](https://codecov.io/gh/docker/buildx)
`buildx` is a Docker CLI plugin for extended build capabilities with
Buildx is a Docker CLI plugin for extended build capabilities with
[BuildKit](https://github.com/moby/buildkit).
Key features:
@@ -16,7 +16,7 @@ Key features:
- Multiple builder instance support
- Multi-node builds for cross-platform images
- Compose build support
- High-level build constructs (`bake`)
- High-level build options (`bake`)
- In-container driver support (both Docker and Kubernetes)
# Table of Contents
@@ -26,10 +26,9 @@ Key features:
- [Linux packages](#linux-packages)
- [Manual download](#manual-download)
- [Dockerfile](#dockerfile)
- [Set buildx as the default builder](#set-buildx-as-the-default-builder)
- [Building](#building)
- [Getting started](#getting-started)
- [Building with buildx](#building-with-buildx)
- [Building with Buildx](#building-with-buildx)
- [Working with builder instances](#working-with-builder-instances)
- [Building multi-platform images](#building-multi-platform-images)
- [Reference](docs/reference/buildx.md)
@@ -49,12 +48,9 @@ Key features:
- [`buildx version`](docs/reference/buildx_version.md)
- [Contributing](#contributing)
For more information on how to use Buildx, see
[Docker Build docs](https://docs.docker.com/build/).
# Installing
Using `buildx` with Docker requires Docker engine 19.03 or newer.
Using Buildx with Docker requires Docker engine 19.03 or newer.
> [!WARNING]
> Using an incompatible version of Docker may result in unexpected behavior,
@@ -75,9 +71,9 @@ Docker Engine package repositories contain Docker Buildx packages when installed
## Manual download
> [!IMPORTANT]
> This section is for unattended installation of the buildx component. These
> This section is for unattended installation of the Buildx component. These
> instructions are mostly suitable for testing purposes. We do not recommend
> installing buildx using manual download in production environments as they
> installing Buildx using manual download in production environments as they
> will not be updated automatically with security updates.
>
> On Windows and macOS, we recommend that you install [Docker Desktop](https://docs.docker.com/desktop/)
@@ -87,11 +83,11 @@ You can also download the latest binary from the [GitHub releases page](https://
Rename the relevant binary and copy it to the destination matching your OS:
| OS | Binary name | Destination folder |
| -------- | -------------------- | -----------------------------------------|
| Linux | `docker-buildx` | `$HOME/.docker/cli-plugins` |
| macOS | `docker-buildx` | `$HOME/.docker/cli-plugins` |
| Windows | `docker-buildx.exe` | `%USERPROFILE%\.docker\cli-plugins` |
| OS | Binary name | Destination folder |
|---------|---------------------|-------------------------------------|
| Linux | `docker-buildx` | `$HOME/.docker/cli-plugins` |
| macOS | `docker-buildx` | `$HOME/.docker/cli-plugins` |
| Windows | `docker-buildx.exe` | `%USERPROFILE%\.docker\cli-plugins` |
Or copy it into one of these folders for installing it system-wide.
@@ -123,14 +119,6 @@ COPY --from=docker/buildx-bin /buildx /usr/libexec/docker/cli-plugins/docker-bui
RUN docker buildx version
```
# Set buildx as the default builder
Running the command [`docker buildx install`](docs/reference/buildx_install.md)
sets up docker builder command as an alias to `docker buildx build`. This
results in the ability to have `docker build` use the current buildx builder.
To remove this alias, run [`docker buildx uninstall`](docs/reference/buildx_uninstall.md).
# Building
```console
@@ -151,17 +139,17 @@ $ make install
# Getting started
## Building with buildx
## Building with Buildx
Buildx is a Docker CLI plugin that extends the `docker build` command with the
full support of the features provided by [Moby BuildKit](https://github.com/moby/buildkit)
full support of the features provided by [Moby BuildKit](https://docs.docker.com/build/buildkit/)
builder toolkit. It provides the same user experience as `docker build` with
many new features like creating scoped builder instances and building against
multiple nodes concurrently.
After installation, buildx can be accessed through the `docker buildx` command
with Docker 19.03. `docker buildx build` is the command for starting a new
build. With Docker versions older than 19.03 buildx binary can be called
After installation, Buildx can be accessed through the `docker buildx` command
with Docker 19.03. `docker buildx build` is the command for starting a new
build. With Docker versions older than 19.03 Buildx binary can be called
directly to access the `docker buildx` subcommands.
```console
@@ -180,20 +168,25 @@ are not yet available for regular `docker build` like building manifest lists,
distributed caching, and exporting build results to OCI image tarballs.
Buildx is flexible and can be run in different configurations that are exposed
through various "drivers". Each driver defines how and where a build should
run, and have different feature sets.
through various [drivers](https://docs.docker.com/build/builders/drivers/).
Each driver defines how and where a build should run, and have different
feature sets.
We currently support the following drivers:
- The `docker` driver ([guide](https://docs.docker.com/build/drivers/docker/), [reference](https://docs.docker.com/engine/reference/commandline/buildx_create/#driver))
- The `docker-container` driver ([guide](https://docs.docker.com/build/drivers/docker-container/), [reference](https://docs.docker.com/engine/reference/commandline/buildx_create/#driver))
- The `kubernetes` driver ([guide](https://docs.docker.com/build/drivers/kubernetes/), [reference](https://docs.docker.com/engine/reference/commandline/buildx_create/#driver))
- The `remote` driver ([guide](https://docs.docker.com/build/drivers/remote/))
- The `docker` driver ([manual](https://docs.docker.com/build/builders/drivers/docker/))
- The `docker-container` driver ([manual](https://docs.docker.com/build/builders/drivers/docker-container/))
- The `kubernetes` driver ([manual](https://docs.docker.com/build/drivers/kubernetes/))
- The `remote` driver ([manual](https://docs.docker.com/build/builders/drivers/remote/))
For more information on drivers, see the [drivers guide](https://docs.docker.com/build/drivers/).
For more information, see the [builders](https://docs.docker.com/build/builders/)
and [drivers](https://docs.docker.com/build/builders/drivers/) guide.
> [!NOTE]
> For more information, see [Docker Build docs](https://docs.docker.com/build/concepts/overview/).
## Working with builder instances
By default, buildx will initially use the `docker` driver if it is supported,
By default, Buildx will initially use the `docker` driver if it is supported,
providing a very similar user experience to the native `docker build`. Note that
you must use a local shared daemon to build your applications.
@@ -212,7 +205,7 @@ while creating the new builder. After creating a new instance, you can manage it
lifecycle using the [`docker buildx inspect`](docs/reference/buildx_inspect.md),
[`docker buildx stop`](docs/reference/buildx_stop.md), and
[`docker buildx rm`](docs/reference/buildx_rm.md) commands. To list all
available builders, use [`buildx ls`](docs/reference/buildx_ls.md). After
available builders, use [`docker buildx ls`](docs/reference/buildx_ls.md). After
creating a new builder you can also append new nodes to it.
To switch between different builders, use [`docker buildx use <name>`](docs/reference/buildx_use.md).
@@ -223,9 +216,12 @@ Docker also features a [`docker context`](https://docs.docker.com/engine/referen
command that can be used for giving names for remote Docker API endpoints.
Buildx integrates with `docker context` so that all of your contexts
automatically get a default builder instance. While creating a new builder
instance or when adding a node to it you can also set the context name as the
instance or when adding a node to it, you can also set the context name as the
target.
> [!NOTE]
> For more information, see [Builders docs](https://docs.docker.com/build/builders/).
## Building multi-platform images
BuildKit is designed to work well for building for multiple platforms and not
@@ -239,8 +235,8 @@ platform for the build output, (for example, `linux/amd64`, `linux/arm64`, or
When the current builder instance is backed by the `docker-container` or
`kubernetes` driver, you can specify multiple platforms together. In this case,
it builds a manifest list which contains images for all specified architectures.
When you use this image in [`docker run`](https://docs.docker.com/engine/reference/commandline/run/)
or [`docker service`](https://docs.docker.com/engine/reference/commandline/service/),
When you use this image in [`docker run`](https://docs.docker.com/reference/cli/docker/container/run/)
or [`docker service`](https://docs.docker.com/reference/cli/docker/service/),
Docker picks the correct image based on the node's platform.
You can build multi-platform images using three different strategies that are
@@ -304,6 +300,9 @@ COPY --from=build /log /log
You can also use [`tonistiigi/xx`](https://github.com/tonistiigi/xx) Dockerfile
cross-compilation helpers for more advanced use-cases.
> [!NOTE]
> For more information, see [Multi-platform builds docs](https://docs.docker.com/build/building/multi-platform/).
## High-level build options
See [High-level builds with Bake](https://docs.docker.com/build/bake/) for more details.