Dockerfile.triton-cpu

# Copyright (C) 2024-2025 Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# SPDX-License-Identifier: Apache-2.0

ARG CUSTOM_LLVM=false

FROM registry.access.redhat.com/ubi9/ubi:latest AS llvm-build
ARG CUSTOM_LLVM
USER 0
# Conditionally execute the build based on CUSTOM_LLVM
RUN if [ "$CUSTOM_LLVM" = "true" ]; then \
        dnf update -y && \
        dnf -y install clang rpm-build git ninja-build cmake lld && \
        git clone https://github.com/llvm/llvm-project && \
        cd llvm-project && \
        COMMIT=$(curl -s https://raw.githubusercontent.com/triton-lang/triton-cpu/refs/heads/main/cmake/llvm-hash.txt) &&\
        git checkout $COMMIT && \
        mkdir build && \
        cd build && \
        cmake -G Ninja -DCMAKE_BUILD_TYPE=Release -DLLVM_ENABLE_ASSERTIONS=ON ../llvm -DLLVM_ENABLE_PROJECTS="mlir;llvm" -DLLVM_TARGETS_TO_BUILD="host;NVPTX;AMDGPU" && \
        ninja; \
    else \
        echo "Skipping LLVM build because CUSTOM_LLVM is not true"; \
    fi

FROM registry.access.redhat.com/ubi9/ubi:latest AS gosu

ENV GOSU_VERSION=1.17
RUN dnf update -y && \
    dnf -y install wget && \
    dnf clean all
RUN set -eux; \
	rpmArch="$(rpm --query --queryformat='%{ARCH}' rpm)"; \
	case "$rpmArch" in \
		aarch64) dpkgArch='arm64' ;; \
		armv[67]*) dpkgArch='armhf' ;; \
		i[3456]86) dpkgArch='i386' ;; \
		ppc64le) dpkgArch='ppc64el' ;; \
		riscv64 | s390x) dpkgArch="$rpmArch" ;; \
		x86_64) dpkgArch='amd64' ;; \
		*) echo >&2 "error: unknown/unsupported architecture '$rpmArch'"; exit 1 ;; \
	esac; \
	wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch"; \
	wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$dpkgArch.asc"; \
	chmod +x /usr/local/bin/gosu;

FROM registry.access.redhat.com/ubi9/python-312 AS base
ARG CUSTOM_LLVM

USER 0

RUN dnf update -y && \
    dnf -y install clang cmake lld ninja-build \
    openblas openblas-devel llvm llvm-libs libomp libomp-devel && \
    dnf clean all

# Stage for llvm-local-true
FROM base AS llvm-local-true
COPY --from=llvm-build /llvm-project/ /llvm-project/

# Stage for llvm-local-false
FROM base AS llvm-local-false
ENV TRITON_OFFLINE_BUILD=NO

# Use intermediate stage selection
FROM llvm-local-${CUSTOM_LLVM} AS final
ARG USERNAME=1001
ARG USER_UID=1000
ARG USER_GID=$USER_UID

ENV PYTHON_VERSION=3.12 \
    PATH=$HOME/.local/bin/:$PATH \
    PYTHONUNBUFFERED=1 \
    TRITON_CPU_BACKEND=1

WORKDIR /opt
RUN echo 'export LD_LIBRARY_PATH=/usr/lib64:$LD_LIBRARY_PATH' >> ~/.bashrc
RUN echo "export MAX_JOBS=$(nproc --all)" >> "${HOME}"/.bashrc
COPY --from=gosu /usr/local/bin/gosu /usr/local/bin/gosu
COPY user.sh user.sh
COPY entrypoint.sh /entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]
CMD ["tail", "-f", "/dev/null"]