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theihortheihor
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Container image for AI code reviews with semcode
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‎.github/workflows/build-ai-review-image.yml‎

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name: Build AI review image
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on:
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push:
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branches:
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- main
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pull_request:
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workflow_dispatch:
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env:
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REGISTRY: ghcr.io
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IMAGE_NAME: ${{ github.repository }}
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jobs:
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build:
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runs-on:
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- format('codebuild-bpf-ci-{0}-{1}', github.run_id, github.run_attempt)
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- image:linux-5.0
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- instance-size:2xlarge
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permissions:
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contents: read
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packages: write
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id-token: write
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steps:
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- name: Checkout repository
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uses: actions/checkout@v6
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- name: Setup Docker buildx
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uses: docker/setup-buildx-action@v3
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- name: Log into registry ${{ env.REGISTRY }}
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if: github.event_name != 'pull_request'
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uses: docker/login-action@v3
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with:
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registry: ${{ env.REGISTRY }}
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Build and push Docker image
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id: build-and-push
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uses: docker/build-push-action@v6
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with:
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context: .
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file: ai-review.Dockerfile
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push: ${{ github.event_name != 'pull_request' }}
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tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:ai-review

‎ai-review.Dockerfile‎

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ARG DEBIAN_FRONTEND=noninteractive
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ARG RUNNER_VERSION=2.331.0
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FROM debian:latest AS git-builder
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RUN apt-get update -y && apt-get install -y --no-install-recommends \
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ca-certificates curl sudo
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COPY build-git.sh /tmp/build-git.sh
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RUN bash /tmp/build-git.sh
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FROM debian:latest AS semcode-builder
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RUN apt-get update -y && apt-get install -y --no-install-recommends \
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ca-certificates curl git sudo wget
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COPY build-semcode.sh /tmp/build-semcode.sh
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RUN bash /tmp/build-semcode.sh
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FROM debian:latest as runtime
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# Install pre-requisites for GitHub Actions Runner client app
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# https://github.com/actions/runner/blob/main/docs/start/envlinux.md
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RUN curl -Lf https://raw.githubusercontent.com/actions/runner/v${RUNNER_VERSION}/src/Misc/layoutbin/installdependencies.sh \
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-o /tmp/install-gha-runner-deps.sh
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RUN bash /tmp/install-gha-runner-deps.sh
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RUN apt-get update -y && apt-get install -y --no-install-recommends \
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ca-certificates libcurl3-gnutls
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COPY --from=git-builder /opt/git-staging/usr/local /usr/local
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ENV MIRRORS_PATH=/ci/mirrors
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COPY setup-mirror-repos.sh /tmp/setup-mirror-repos.sh
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RUN bash /tmp/setup-mirror-repos.sh
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RUN mkdir -p /libbpfci/mirrors && ln -s ${MIRRORS_PATH}/linux /libbpfci/mirrors/linux
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COPY --from=semcode-builder /opt/semcode /usr/local/bin/semcode
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COPY --from=semcode-builder /opt/semcode-index /usr/local/bin/semcode-index
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COPY --from=semcode-builder /opt/semcode-mcp /usr/local/bin/semcode-mcp
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COPY --from=semcode-builder /opt/semcode-lsp /usr/local/bin/semcode-lsp
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RUN cd ${MIRRORS_PATH}/linux && \
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git remote add torvalds https://github.com/torvalds/linux.git && \
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git fetch torvalds && \
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git checkout origin/bpf-next
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RUN cd ${MIRRORS_PATH}/linux && \
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semcode-index -d /ci/.semcode.db --git $(git describe --tags --abbrev=0)..HEAD
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RUN semcode-index -d /ci/.semcode.db --lore bpf

‎build-git.sh‎

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#!/bin/bash
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set -xeuo pipefail
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# Build git from source using official kernel.org tarballs
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# Usage: ./build-git.sh [version]
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# If version is not specified, fetches the latest release
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GIT_VERSION=${1:-}
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GIT_MIRROR=${GIT_MIRROR:-https://mirrors.edge.kernel.org/pub/software/scm/git}
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# Install build dependencies
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sudo apt-get update -y
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sudo apt-get install -y --no-install-recommends \
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build-essential \
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ca-certificates \
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curl \
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gettext \
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libcurl4-gnutls-dev \
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libexpat1-dev \
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libssl-dev \
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zlib1g-dev
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# Determine version to install
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if [ -z "${GIT_VERSION}" ]; then
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echo "Fetching latest git version..."
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GIT_VERSION=$(curl -fsSL "${GIT_MIRROR}/" | \
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grep -oP 'git-\K[0-9]+\.[0-9]+\.[0-9]+(?=\.tar\.gz)' | \
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sort -V | tail -1)
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fi
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echo "Building git version: ${GIT_VERSION}"
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WORKDIR=$(mktemp -d)
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cd "${WORKDIR}"
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curl -fsSL "${GIT_MIRROR}/git-${GIT_VERSION}.tar.gz" | tar xz
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cd "git-${GIT_VERSION}"
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make prefix=/usr/local -j$(nproc) all
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sudo make prefix=/usr/local DESTDIR=/opt/git-staging install
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cd /
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rm -rf "${WORKDIR}"

‎build-semcode.sh‎

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#!/bin/bash
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set -xeuo pipefail
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SEMCODE_ORIGIN=${SEMCODE_ORIGIN:-https://github.com/facebookexperimental/semcode.git}
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SEMCODE_REVISION=${SEMCODE_REVISION:-main}
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sudo apt-get install -y build-essential libclang-dev protobuf-compiler libprotobuf-dev libssl-dev pkg-config
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# Install Rust
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curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
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cd /tmp
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git clone ${SEMCODE_ORIGIN} semcode
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cd semcode
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git checkout ${SEMCODE_REVISION} -b local
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. $HOME/.cargo/env
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cargo build --release
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cd target/release
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cp semcode /opt/semcode
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cp semcode-index /opt/semcode-index
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cp semcode-mcp /opt/semcode-mcp
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cp semcode-lsp /opt/semcode-lsp

‎setup-mirror-repos.sh‎

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set -euo pipefail
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mkdir -p /libbpfci/mirrors
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git clone https://github.com/kernel-patches/bpf.git /libbpfci/mirrors/linux
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chmod -R a+rX /libbpfci/mirrors
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MIRRORS_PATH=${MIRRORS_PATH:-/libbpfci/mirrors}
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mkdir -p "$MIRRORS_PATH"
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git clone https://github.com/kernel-patches/bpf.git "$MIRRORS_PATH/linux"
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chmod -R a+rX "$MIRRORS_PATH"

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