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Dockerfile文件实例

实例:

# This is a comment
FROM ubuntu:14.04
MAINTAINER Kate Smith <ksmith@example.com>
RUN apt-get update && apt-get install -y ruby ruby-dev
RUN gem install sinatra

实例-时区:

实例1:
// 前提宿主机有文件/usr/share/zoneinfo/Asia/Shanghai
// 使用docker镜像的, 要求镜像有此文件
RUN copy /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && echo "Asia/Shanghai" > /etc/timezone

实例2:
RUN apk add tzdata && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
    && echo "Asia/Shanghai" > /etc/timezone \
    && apk del tzdata

  • 实例:

 1# Nginx
 2#
 3# VERSION               0.0.1
 4
 5FROM      ubuntu
 6MAINTAINER Victor Vieux <victor@docker.com>
 7
 8RUN apt-get update && apt-get install -y inotify-tools nginx apache2 openssh-server
 9
10# Firefox over VNC
11#
12# VERSION               0.3
13
14FROM ubuntu
15
16# Install vnc, xvfb in order to create a 'fake' display and firefox
17RUN apt-get update && apt-get install -y x11vnc xvfb firefox
18RUN mkdir /.vnc
19# Setup a password
20RUN x11vnc -storepasswd 1234 ~/.vnc/passwd
21# Autostart firefox (might not be the best way, but it does the trick)
22RUN bash -c 'echo "firefox" >> /.bashrc'
23
24EXPOSE 5900
25CMD    ["x11vnc", "-forever", "-usepw", "-create"]
26
27# Multiple images example
28#
29# VERSION               0.1
30
31FROM ubuntu
32RUN echo foo > bar
33# Will output something like ===> 907ad6c2736f
34
35FROM ubuntu
36RUN echo moo > oink
37# Will output something like ===> 695d7793cbe4
38
39# You now have two images, 907ad6c2736f with /bar, and 695d7793cbe4 with
40# /oink.
41
42

格式

一个镜像编译一个镜像发布

  • 实例:

 1
 2# build step
 3FROM golang:1.12 as builder
 4
 5LABEL maintainer="sunnydog0826@gmail.com"
 6
 7COPY . /build/
 8
 9WORKDIR /build
10
11RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build .
12
13# run step
14FROM alpine
15
16RUN apk update \
17    && apk add --no-cache ca-certificates \
18    && rm -rf /var/cache/apk/*
19
20# copy bin from build step
21COPY --from=builder /build/drone-dingtalk-message /bin/
22
23ENTRYPOINT ["/bin/drone-dingtalk-message"]

实例

ethereum实例

  • 实例:

 1# Build Geth in a stock Go builder container
 2FROM golang:1.10-alpine as builder
 3
 4RUN apk add --no-cache make gcc musl-dev linux-headers
 5
 6ADD . /go-ethereum
 7RUN cd /go-ethereum && make geth
 8
 9# Pull Geth into a second stage deploy alpine container
10FROM alpine:latest
11
12RUN apk add --no-cache ca-certificates
13COPY --from=builder /go-ethereum/build/bin/geth /usr/local/bin/
14
15EXPOSE 8545 8546 30303 30303/udp 30304/udp
16ENTRYPOINT ["geth"]

Docker工具-netshoot

  1FROM debian:stable-slim as fetcher
  2COPY build/fetch_binaries.sh /tmp/fetch_binaries.sh
  3
  4RUN apt-get update && apt-get install -y \
  5  curl \
  6  wget
  7
  8RUN /tmp/fetch_binaries.sh
  9
 10FROM alpine:3.18.0
 11
 12RUN set -ex \
 13    && echo "http://dl-cdn.alpinelinux.org/alpine/edge/main" >> /etc/apk/repositories \
 14    && echo "http://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories \
 15    && echo "http://dl-cdn.alpinelinux.org/alpine/edge/community" >> /etc/apk/repositories \
 16    && apk update \
 17    && apk upgrade \
 18    && apk add --no-cache \
 19    apache2-utils \
 20    bash \
 21    bind-tools \
 22    bird \
 23    bridge-utils \
 24    busybox-extras \
 25    conntrack-tools \
 26    curl \
 27    dhcping \
 28    drill \
 29    ethtool \
 30    file\
 31    fping \
 32    iftop \
 33    iperf \
 34    iperf3 \
 35    iproute2 \
 36    ipset \
 37    iptables \
 38    iptraf-ng \
 39    iputils \
 40    ipvsadm \
 41    httpie \
 42    jq \
 43    libc6-compat \
 44    liboping \
 45    ltrace \
 46    mtr \
 47    net-snmp-tools \
 48    netcat-openbsd \
 49    nftables \
 50    ngrep \
 51    nmap \
 52    nmap-nping \
 53    nmap-scripts \
 54    openssl \
 55    py3-pip \
 56    py3-setuptools \
 57    scapy \
 58    socat \
 59    speedtest-cli \
 60    openssh \
 61    oh-my-zsh \
 62    strace \
 63    tcpdump \
 64    tcptraceroute \
 65    tshark \
 66    util-linux \
 67    vim \
 68    git \
 69    zsh \
 70    websocat \
 71    swaks \
 72    perl-crypt-ssleay \
 73    perl-net-ssleay
 74
 75# Installing ctop - top-like container monitor
 76COPY --from=fetcher /tmp/ctop /usr/local/bin/ctop
 77
 78# Installing calicoctl
 79COPY --from=fetcher /tmp/calicoctl /usr/local/bin/calicoctl
 80
 81# Installing termshark
 82COPY --from=fetcher /tmp/termshark /usr/local/bin/termshark
 83
 84# Installing grpcurl
 85COPY --from=fetcher /tmp/grpcurl /usr/local/bin/grpcurl
 86
 87# Installing fortio
 88COPY --from=fetcher /tmp/fortio /usr/local/bin/fortio
 89
 90# Setting User and Home
 91USER root
 92WORKDIR /root
 93ENV HOSTNAME netshoot
 94
 95# ZSH Themes
 96RUN curl -fsSL https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh | sh
 97RUN git clone https://github.com/zsh-users/zsh-autosuggestions ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-autosuggestions
 98RUN git clone --depth=1 https://github.com/romkatv/powerlevel10k.git ${ZSH_CUSTOM:-$HOME/.oh-my-zsh/custom}/themes/powerlevel10k
 99COPY zshrc .zshrc
100COPY motd motd
101
102# Fix permissions for OpenShift and tshark
103RUN chmod -R g=u /root
104RUN chown root:root /usr/bin/dumpcap
105
106# Running ZSH
107CMD ["zsh"]

收集

guoxudongdocker/kubectl:

FROM alpine

LABEL maintainer="sunnydog0826@gmail.com"

ENV KUBE_LATEST_VERSION="v1.14.1"

RUN apk add --update ca-certificates \
 && apk add --update -t deps curl \
 && curl -L https://storage.googleapis.com/kubernetes-release/release/${KUBE_LATEST_VERSION}/bin/linux/amd64/kubectl -o /usr/local/bin/kubectl \
 && chmod +x /usr/local/bin/kubectl \
 && curl -L https://github.com/kubernetes-sigs/kustomize/releases/download/v2.0.3/kustomize_2.0.3_linux_amd64 -o /usr/local/bin/kustomize \
 && chmod +x /usr/local/bin/kustomize \
 && curl -L https://dl.bintray.com/flant/kubedog/v0.2.0/kubedog-linux-amd64-v0.2.0 -o /usr/local/bin/kubedog \
 && chmod +x /usr/local/bin/kubedog \
 && apk del --purge deps \
 && rm /var/cache/apk/*


WORKDIR /root
ENTRYPOINT ["kubectl"]
CMD ["help"]

# syntax = docker/dockerfile:experimental
#
# NOTE: To build this you will need a docker version > 18.06 with
#       experimental enabled and DOCKER_BUILDKIT=1
#
#       If you do not use buildkit you are not going to have a good time
#
#       For reference:
#           https://docs.docker.com/develop/develop-images/build_enhancements/
# From: https://github.com/pytorch/pytorch/blob/main/Dockerfile

ARG BASE_IMAGE=ubuntu:20.04
ARG PYTHON_VERSION=3.8

FROM ${BASE_IMAGE} as dev-base
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
        build-essential \
        ca-certificates \
        ccache \
        cmake \
        curl \
        git \
        libjpeg-dev \
        libpng-dev && \
    rm -rf /var/lib/apt/lists/*
RUN /usr/sbin/update-ccache-symlinks
RUN mkdir /opt/ccache && ccache --set-config=cache_dir=/opt/ccache
ENV PATH /opt/conda/bin:$PATH

FROM dev-base as conda
ARG PYTHON_VERSION=3.8
# Automatically set by buildx
ARG TARGETPLATFORM
# translating Docker's TARGETPLATFORM into miniconda arches
RUN case ${TARGETPLATFORM} in \
         "linux/arm64")  MINICONDA_ARCH=aarch64  ;; \
         *)              MINICONDA_ARCH=x86_64   ;; \
    esac && \
    curl -fsSL -v -o ~/miniconda.sh -O  "https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-${MINICONDA_ARCH}.sh"
COPY requirements.txt .
# Manually invoke bash on miniconda script per https://github.com/conda/conda/issues/10431
RUN chmod +x ~/miniconda.sh && \
    bash ~/miniconda.sh -b -p /opt/conda && \
    rm ~/miniconda.sh && \
    /opt/conda/bin/conda install -y python=${PYTHON_VERSION} cmake conda-build pyyaml numpy ipython && \
    /opt/conda/bin/python -mpip install -r requirements.txt && \
    /opt/conda/bin/conda clean -ya

FROM dev-base as submodule-update
WORKDIR /opt/pytorch
COPY . .
RUN git submodule update --init --recursive

FROM conda as build
ARG CMAKE_VARS
WORKDIR /opt/pytorch
COPY --from=conda /opt/conda /opt/conda
COPY --from=submodule-update /opt/pytorch /opt/pytorch
RUN make triton
RUN --mount=type=cache,target=/opt/ccache \
    export eval ${CMAKE_VARS} && \
    TORCH_CUDA_ARCH_LIST="3.5 5.2 6.0 6.1 7.0+PTX 8.0" TORCH_NVCC_FLAGS="-Xfatbin -compress-all" \
    CMAKE_PREFIX_PATH="$(dirname $(which conda))/../" \
    python setup.py install

FROM conda as conda-installs
ARG PYTHON_VERSION=3.8
ARG CUDA_VERSION=12.1
ARG CUDA_CHANNEL=nvidia
ARG INSTALL_CHANNEL=pytorch-nightly
# Automatically set by buildx
# Note conda needs to be pinned to 23.5.2 see: https://github.com/pytorch/pytorch/issues/106470
RUN /opt/conda/bin/conda install -c "${INSTALL_CHANNEL}" -y python=${PYTHON_VERSION} conda=23.5.2
ARG TARGETPLATFORM

# On arm64 we can only install wheel packages.
RUN case ${TARGETPLATFORM} in \
         "linux/arm64")  pip install --extra-index-url https://download.pytorch.org/whl/cpu/ torch torchvision torchaudio ;; \
         *)              /opt/conda/bin/conda install -c "${INSTALL_CHANNEL}" -c "${CUDA_CHANNEL}" -y "python=${PYTHON_VERSION}" pytorch torchvision torchaudio "pytorch-cuda=$(echo $CUDA_VERSION | cut -d'.' -f 1-2)"  ;; \
    esac && \
    /opt/conda/bin/conda clean -ya
RUN /opt/conda/bin/pip install torchelastic

FROM ${BASE_IMAGE} as official
ARG PYTORCH_VERSION
ARG TRITON_VERSION
ARG TARGETPLATFORM
ARG CUDA_VERSION
LABEL com.nvidia.volumes.needed="nvidia_driver"
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
        ca-certificates \
        libjpeg-dev \
        libpng-dev \
        && rm -rf /var/lib/apt/lists/*
COPY --from=conda-installs /opt/conda /opt/conda
RUN if test -n "${TRITON_VERSION}" -a "${TARGETPLATFORM}" != "linux/arm64"; then \
        DEBIAN_FRONTEND=noninteractive apt install -y --no-install-recommends gcc; \
        rm -rf /var/lib/apt/lists/*; \
    fi
ENV PATH /opt/conda/bin:$PATH
ENV NVIDIA_VISIBLE_DEVICES all
ENV NVIDIA_DRIVER_CAPABILITIES compute,utility
ENV LD_LIBRARY_PATH /usr/local/nvidia/lib:/usr/local/nvidia/lib64
ENV PATH /usr/local/nvidia/bin:/usr/local/cuda/bin:$PATH
ENV PYTORCH_VERSION ${PYTORCH_VERSION}
WORKDIR /workspace

FROM official as dev
# Should override the already installed version from the official-image stage
COPY --from=build /opt/conda /opt/conda

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