Study From
https://hub.docker.com/_/docker/
感慨一句 这些人真牛B ..
简单测试
拉取镜像
docker pull docker:dind
运行镜像
docker run -it --privileged --name dind -d docker:dind
查看镜像
[[email protected] ~]# docker exec -it some-docker sh / # docker version Client: Version: 18.05.0-ce API version: 1.37 Go version: go1.9.2 Git commit: f150324 Built: Wed May 9 22:11:29 2018 OS/Arch: linux/amd64 Experimental: false Orchestrator: swarm Server: Engine: Version: 18.05.0-ce API version: 1.37 (minimum version 1.12) Go version: go1.10.1 Git commit: f150324 Built: Wed May 9 22:20:42 2018 OS/Arch: linux/amd64 Experimental: false / #
其实也可以查看这个机器的版本信息
vi /etc/os-release NAME="Alpine Linux" ID=alpine VERSION_ID=3.7.0 PRETTY_NAME="Alpine Linux v3.7" HOME_URL="http://alpinelinux.org" BUG_REPORT_URL="http://bugs.alpinelinux.org"
github上面有完整的dockerfile文件 我用centos 的改了半天死活不行
https://github.com/docker-library/docker/blob/9ecb1c3a6bd766b69eb1858ef721f62fbd930a2b/18.06-rc/dind/Dockerfile
内容为
FROM docker:18.06-rc # https://github.com/docker/docker/blob/master/project/PACKAGERS.md#runtime-dependencies RUN set -eux; apk add --no-cache btrfs-progs e2fsprogs e2fsprogs-extra iptables xfsprogs xz # pigz: https://github.com/moby/moby/pull/35697 (faster gzip implementation) pigz ; # only install zfs if it‘s available for the current architecture # https://git.alpinelinux.org/cgit/aports/tree/main/zfs/APKBUILD?h=3.6-stable#n9 ("all !armhf !ppc64le" as of 2017-11-01) # "apk info XYZ" exits with a zero exit code but no output when the package exists but not for this arch if zfs="$(apk info --no-cache --quiet zfs)" && [ -n "$zfs" ]; then apk add --no-cache zfs; fi # TODO aufs-tools # set up subuid/subgid so that "--userns-remap=default" works out-of-the-box RUN set -x && addgroup -S dockremap && adduser -S -G dockremap dockremap && echo ‘dockremap:165536:65536‘ >> /etc/subuid && echo ‘dockremap:165536:65536‘ >> /etc/subgid # https://github.com/docker/docker/tree/master/hack/dind ENV DIND_COMMIT 52379fa76dee07ca038624d639d9e14f4fb719ff RUN set -ex; apk add --no-cache --virtual .fetch-deps libressl; wget -O /usr/local/bin/dind "https://raw.githubusercontent.com/docker/docker/${DIND_COMMIT}/hack/dind"; chmod +x /usr/local/bin/dind; apk del .fetch-deps COPY dockerd-entrypoint.sh /usr/local/bin/ VOLUME /var/lib/docker EXPOSE 2375 ENTRYPOINT ["dockerd-entrypoint.sh"] CMD []
带安装docker部分的 dockerfile
FROM alpine:3.7 RUN apk add --no-cache ca-certificates # set up nsswitch.conf for Go‘s "netgo" implementation (which Docker explicitly uses) # - https://github.com/docker/docker-ce/blob/v17.09.0-ce/components/engine/hack/make.sh#L149 # - https://github.com/golang/go/blob/go1.9.1/src/net/conf.go#L194-L275 # - docker run --rm debian:stretch grep ‘^hosts:‘ /etc/nsswitch.conf RUN [ ! -e /etc/nsswitch.conf ] && echo ‘hosts: files dns‘ > /etc/nsswitch.conf ENV DOCKER_CHANNEL test ENV DOCKER_VERSION 18.06.0-ce-rc3 # TODO ENV DOCKER_SHA256 # https://github.com/docker/docker-ce/blob/5b073ee2cf564edee5adca05eee574142f7627bb/components/packaging/static/hash_files !! # (no SHA file artifacts on download.docker.com yet as of 2017-06-07 though) RUN set -ex; # why we use "curl" instead of "wget": # + wget -O docker.tgz https://download.docker.com/linux/static/stable/x86_64/docker-17.03.1-ce.tgz # Connecting to download.docker.com (54.230.87.253:443) # wget: error getting response: Connection reset by peer apk add --no-cache --virtual .fetch-deps curl tar ; # this "case" statement is generated via "update.sh" apkArch="$(apk --print-arch)"; case "$apkArch" in x86_64) dockerArch=‘x86_64‘ ;; armhf) dockerArch=‘armel‘ ;; aarch64) dockerArch=‘aarch64‘ ;; ppc64le) dockerArch=‘ppc64le‘ ;; s390x) dockerArch=‘s390x‘ ;; *) echo >&2 "error: unsupported architecture ($apkArch)"; exit 1 ;; esac; if ! curl -fL -o docker.tgz "https://download.docker.com/linux/static/${DOCKER_CHANNEL}/${dockerArch}/docker-${DOCKER_VERSION}.tgz"; then echo >&2 "error: failed to download ‘docker-${DOCKER_VERSION}‘ from ‘${DOCKER_CHANNEL}‘ for ‘${dockerArch}‘"; exit 1; fi; tar --extract --file docker.tgz --strip-components 1 --directory /usr/local/bin/ ; rm docker.tgz; apk del .fetch-deps; dockerd -v; docker -v COPY modprobe.sh /usr/local/bin/modprobe COPY docker-entrypoint.sh /usr/local/bin/ ENTRYPOINT ["docker-entrypoint.sh"] CMD ["sh"]
原文地址:https://www.cnblogs.com/jinanxiaolaohu/p/9337866.html
时间: 2024-10-10 11:57:31