最小化 docker image R 闪亮应用程序的大小

如何解决最小化 docker image R 闪亮应用程序的大小

大家下午好。我在 Docker 中部署了一个闪亮的应用程序。我需要 Bioconductor 包/我找到了方法和应用程序正常工作。但是现在我已经证明应用程序的尺寸非常大。这可能是由于 2 层（应用程序的 1 层和 Bioconductor 包的 1 层。）我也读过我必须删除第二个 docker 层并尝试在摇杆/闪亮图像上安装 Bioconductor。但我不知道如何实现这些信息。我附上dockerfile。有没有人知道如何让 docker 中的应用程序更轻？

# Base image https://hub.docker.com/u/rocker/
FROM rocker/shiny:latest

# system libraries of general use
## install debian packages
RUN apt-get update -qq && \
    apt-get upgrade -y && \
    apt-get -y --no-install-recommends install \
    libxml2-dev \
    libcairo2-dev \
    libsqlite3-dev \
    libmariadbd-dev \
    libpq-dev \
    libssh2-1-dev \
    unixodbc-dev \
    libcurl4-openssl-dev \
    libssl-dev \
    coinor-libcbc-dev coinor-libclp-dev libglpk-dev && \
    apt-get clean


# Docker inheritance
FROM bioconductor/bioconductor_docker:RELEASE_3_12
RUN apt-get update
    RUN R -e 'BiocManager::install(ask = F)' && R -e 'BiocManager::install(c("rtracklayer",\
    "GenomicAlignments","Biostrings","SummarizedExperiment","Rsamtools",ask = F))'


# copy necessary files
## app folder
copY ./folder ./app

# install renv & restore packages
RUN Rscript -e 'install.packages("renv")'
RUN Rscript -e 'install.packages("devtools")'
RUN Rscript -e 'install.packages("shiny")'
RUN Rscript -e 'install.packages("shinyBS")'
RUN Rscript -e 'install.packages("ggvis")'
RUN Rscript -e 'install.packages("shinycssloaders")'
RUN Rscript -e 'install.packages("shinyWidgets")'
RUN Rscript -e 'install.packages("plotly")'
RUN Rscript -e 'install.packages("Rsqlite")'
RUN Rscript -e 'install.packages("knitr")'
RUN Rscript -e 'install.packages("knitcitations")'
RUN Rscript -e 'install.packages("Matrix")'
RUN Rscript -e 'install.packages("plotly")'
RUN Rscript -e 'install.packages("igraph")'
RUN Rscript -e 'install.packages("ggthemes")'
RUN Rscript -e 'install.packages("evaluate")'
RUN Rscript -e 'install.packages("psych")'
RUN Rscript -e 'install.packages("kableExtra")'
RUN Rscript -e 'install.packages("ggjoy")'
RUN Rscript -e 'install.packages("gtools")'
RUN Rscript -e 'install.packages("gridExtra")'
RUN Rscript -e 'install.packages("ggrepel")'
RUN Rscript -e 'install.packages("data.table")'
RUN Rscript -e 'install.packages("stringr")'
RUN Rscript -e 'install.packages("rmarkdown")'
RUN Rscript -e 'install.packages("shinyjqui")'
RUN Rscript -e 'install.packages("V8")'
RUN Rscript -e 'devtools::install_github("ThomasSiegmund/D3TableFilter")'
RUN Rscript -e 'devtools::install_github("leonawicz/apputils")'

RUN Rscript -e 'devtools::install_github("dirkschumacher/ompr")'
RUN Rscript -e 'devtools::install_github("dirkschumacher/ompr.roi")'
RUN Rscript -e 'install.packages("shinydashboard")'
RUN Rscript -e 'install.packages("dplyr")'
RUN Rscript -e 'install.packages("shinyjs")'
RUN Rscript -e 'install.packages("DT")'
RUN Rscript -e 'install.packages("rhandsontable")'
RUN Rscript -e 'renv::consent(provided = TRUE)'
RUN Rscript -e 'renv::restore()'


# expose port
EXPOSE 8080

# run app on container start
CMD ["R","-e","shiny::runApp('/app',host = '0.0.0.0',port = 8080)"]