# Docker images for ExecuTorch CI

This directory contains everything needed to build the Docker images
that are used in ExecuTorch CI. The content of this directory are copied
from PyTorch CI https://github.com/pytorch/pytorch/tree/main/.ci/docker.
It also uses the same directory structure as PyTorch.

## Contents

* `build.sh` -- dispatch script to launch all builds
* `common` -- scripts used to execute individual Docker build stages
* `ubuntu` -- Dockerfile for Ubuntu image for CPU build and test jobs

## Usage

```bash
# Generic usage
./build.sh "${IMAGE_NAME}" "${DOCKER_BUILD_PARAMETERS}"

# Build a specific image
./build.sh executorch-ubuntu-22.04-clang12 -t myimage:latest

# Set CLANG version (see build.sh) and build image
CLANG_VERSION=11 ./build.sh executorch-ubuntu-22.04-clang11 -t myimage:latest
```