libbpf compilation

Dockerfile

FROM ubuntu:18.04 as libbpf
RUN apt-get update \
    && apt-get -y install --no-install-recommends \
        ca-certificates \
        gcc \
        libelf-dev \
        make \
        pkg-config \
        unzip \
        wget
ARG LIBBPF_COMMIT=master
RUN wget -O libbpf.zip https://github.com/libbpf/libbpf/archive/${LIBBPF_COMMIT}.zip && unzip libbpf.zip
WORKDIR libbpf-${LIBBPF_COMMIT}/src
RUN mkdir -p /libbpf/build /libbpf/root \
    && BUILD_STATIC_ONLY=y OBJDIR=/libbpf/build DESTDIR=/libbpf/root make install