重新编译kafka_exporter源码，构建镜像

1.github

https://github.com/danielqsj/kafka_exporter

2.dockerfile

FROM golang:1.17
ENV GO111MODULE=on /
    GOPROXY="https://goproxy.cn,direct"
COPY kafka_exporter-1.4.2 /apps/kafka_exporter-1.4.2
WORKDIR /apps/kafka_exporter-1.4.2
RUN make
RUN cp /apps/kafka_exporter-1.4.2/kafka_exporter-1.4.2 /bin/kafka_exporter
WORKDIR /bin
EXPOSE      9308
ENTRYPOINT  [ "/bin/kafka_exporter" ]