OpenTelemetry nginx extension

Dockerfile

ARG image=alpine:3.14.2
FROM $image AS build

RUN apk update \
    && apk upgrade \
    && apk add \
         curl \
         git \
         build-base \
         linux-headers \
         cmake \
         musl-utils \
         pcre-dev \
         curl-dev

ENV BUILD_PATH=/tmp/build
ENV MAKEFLAGS=-j8

RUN mkdir -p /etc/nginx \
    && mkdir --verbose -p "$BUILD_PATH"

RUN git clone --shallow-submodules --depth 1 --recurse-submodules -b v1.36.4 \
  https://github.com/grpc/grpc \
  && cd grpc \
  && mkdir -p cmake/build \
  && cd cmake/build \
  && cmake \
    -DgRPC_INSTALL=ON \
    -DgRPC_BUILD_TESTS=OFF \
    -DCMAKE_INSTALL_PREFIX=/install \
    -DCMAKE_BUILD_TYPE=Release \
    -DgRPC_BUILD_GRPC_NODE_PLUGIN=OFF \
    -DgRPC_BUILD_GRPC_OBJECTIVE_C_PLUGIN=OFF \
    -DgRPC_BUILD_GRPC_PHP_PLUGIN=OFF \
    -DgRPC_BUILD_GRPC_PHP_PLUGIN=OFF \
    -DgRPC_BUILD_GRPC_PYTHON_PLUGIN=OFF \
    -DgRPC_BUILD_GRPC_RUBY_PLUGIN=OFF \
    ../.. \
  && make -j2 \
  && make install



RUN git clone --shallow-submodules --depth 1 --recurse-submodules -b v1.3.0 \
  https://github.com/open-telemetry/opentelemetry-cpp.git \
  && cd opentelemetry-cpp \
  && mkdir build \
  && cd build \
  && cmake -DCMAKE_BUILD_TYPE=Release \
    -DCMAKE_INSTALL_PREFIX=/install \
    -DCMAKE_PREFIX_PATH=/install \
    -DWITH_OTLP=ON \
    -DWITH_OTLP_GRPC=ON \
    -DWITH_OTLP_HTTP=OFF \
    -DBUILD_TESTING=OFF \
    -DWITH_EXAMPLES=OFF \
    -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
    .. \
  && make -j2 \
  && make install


RUN mkdir -p otel-nginx/build && mkdir -p otel-nginx/src
COPY src otel-nginx/src/
COPY CMakeLists.txt nginx.cmake otel-nginx/
RUN cd otel-nginx/build \
  && cmake -DCMAKE_BUILD_TYPE=Release \
    -DCMAKE_PREFIX_PATH=/install \
    -DCMAKE_INSTALL_PREFIX=/usr/share/nginx/modules \
    -DNGINX_VERSION=1.19.10 \
    .. \
  && make -j2 \
  && make install

FROM scratch AS export
COPY --from=build /otel-nginx/build/otel_ngx_module.so .