docker公共倉庫php
國內docker倉庫mysql
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鏡像中心 - 網易蜂巢nginx
docker鏡像sql
docker鏡像相似於虛擬機鏡像,是個只讀的模板。例如,一個鏡像能夠包含一個基本的操做系統環境,裏面僅安裝了Apache應用程序或用戶須要的軟件,則把它稱爲一個Apache鏡像。docker
docker鏡像命令json
搜索鏡像ubuntu
docker search 鏡像名
注意:docker search
命令最多返回25條結果
支持的參數:
--automated:
只顯示自動化構建的鏡像
--no-trunc:
輸出結果未被截斷 顯示
-s:
顯示評分爲星級以上的鏡像
[root@localhost ~]# docker search mysql NAME DESCRIPTION STARS OFFICIAL AUTOMATED mysql MySQL is a widely used, open-source relation… 5757 [OK] mariadb MariaDB is a community-developed fork of MyS… 1836 [OK] mysql/mysql-server Optimized MySQL Server Docker images. Create… 397 [OK] zabbix/zabbix-server-mysql Zabbix Server with MySQL database support 91 [OK] hypriot/rpi-mysql RPi-compatible Docker Image with Mysql 79 centurylink/mysql Image containing mysql. Optimized to be link… 59 [OK] zabbix/zabbix-web-nginx-mysql Zabbix frontend based on Nginx web-server wi… 47 [OK] tutum/mysql Base docker image to run a MySQL database se… 31 1and1internet/ubuntu-16-nginx-php-phpmyadmin-mysql-5 ubuntu-16-nginx-php-phpmyadmin-mysql-5 29 [OK] centos/mysql-57-centos7 MySQL 5.7 SQL database server 20 mysql/mysql-cluster Experimental MySQL Cluster Docker images. Cr… 19 schickling/mysql-backup-s3 Backup MySQL to S3 (supports periodic backup… 16 [OK] linuxserver/mysql A Mysql container, brought to you by LinuxSe… 14 zabbix/zabbix-proxy-mysql Zabbix proxy with MySQL database support 11 [OK] centos/mysql-56-centos7 MySQL 5.6 SQL database server 8 openshift/mysql-55-centos7 DEPRECATED: A Centos7 based MySQL v5.5 image… 6 circleci/mysql MySQL is a widely used, open-source relation… 4 dsteinkopf/backup-all-mysql backup all DBs in a mysql server 3 [OK] frodenas/mysql A Docker Image for MySQL 2 [OK] ansibleplaybookbundle/mysql-apb An APB which deploys RHSCL MySQL 0 [OK] openzipkin/zipkin-mysql Mirror of https://quay.io/repository/openzip… 0 cloudposse/mysql Improved `mysql` service with support for `m… 0 [OK] inferlink/landmark-mysql landmark-mysql 0 [OK] astronomerio/mysql-sink MySQL sink 0 [OK] cloudfoundry/cf-mysql-ci Image used in CI of cf-mysql-release 0 [root@localhost ~]# [root@localhost ~]# docker search -s 47 mysql Flag --stars has been deprecated, use --filter=stars=3 instead NAME DESCRIPTION STARS OFFICIAL AUTOMATED mysql MySQL is a widely used, open-source relation… 5757 [OK] mariadb MariaDB is a community-developed fork of MyS… 1836 [OK] mysql/mysql-server Optimized MySQL Server Docker images. Create… 397 [OK] zabbix/zabbix-server-mysql Zabbix Server with MySQL database support 91 [OK] centurylink/mysql Image containing mysql. Optimized to be link… 59 [OK] zabbix/zabbix-web-nginx-mysql Zabbix frontend based on Nginx web-server wi… 47 [OK] [root@localhost ~]# [root@localhost ~]# docker search --automated -s 47 mysql Flag --automated has been deprecated, use --filter=is-automated=true instead Flag --stars has been deprecated, use --filter=stars=3 instead NAME DESCRIPTION STARS OFFICIAL AUTOMATED mysql/mysql-server Optimized MySQL Server Docker images. Create… 397 [OK] zabbix/zabbix-server-mysql Zabbix Server with MySQL database support 91 [OK] centurylink/mysql Image containing mysql. Optimized to be link… 59 [OK] zabbix/zabbix-web-nginx-mysql Zabbix frontend based on Nginx web-server wi… 47 [OK] [root@localhost ~]# [root@localhost ~]# docker search --automated -s 47 --no-trunc mysql Flag --automated has been deprecated, use --filter=is-automated=true instead Flag --stars has been deprecated, use --filter=stars=3 instead NAME DESCRIPTION STARS OFFICIAL AUTOMATED mysql/mysql-server Optimized MySQL Server Docker images. Created, maintained and supported by the MySQL team at Oracle 397 [OK] zabbix/zabbix-server-mysql Zabbix Server with MySQL database support 91 [OK] centurylink/mysql Image containing mysql. Optimized to be linked to another image/container. 59 [OK] zabbix/zabbix-web-nginx-mysql Zabbix frontend based on Nginx web-server with MySQL support 47 [OK] [root@localhost ~]#
獲取鏡像
docker pull [倉庫地址]鏡像名[ : 標籤]
注意:
標籤默認是latest版本,即最新版本的鏡像,也就是非穩定的內容。不要再生成環境中使用最新版本的鏡像。
倉庫地址默認是官方倉庫docker hub,若從非官方倉庫下載,則鏡像名前指定完整的倉庫地址
支持的參數:
-a:
獲取倉庫中全部鏡像
例如:從網易蜂巢的鏡像下載Ubuntu
[root@localhost docker]# docker pull hub.c.163.com/public/ubuntu:14.04 14.04: Pulling from public/ubuntu f4ab0b34ba6a: Pull complete 2f0787dc0bfe: Pull complete 54c427d77362: Pull complete 51e87d5424ff: Pull complete 5dfa314e7290: Pull complete a3ed95caeb02: Pull complete Digest: sha256:ffc2fc66f8e0bfa4b417b817054d3ebec130c8db44342b8fa394e25779633257 Status: Downloaded newer image for hub.c.163.com/public/ubuntu:14.04
從下載的過程當中,咱們能夠看出,鏡像文件通常由若干層(layer)組成,docker pull 下載時,會獲取並輸出鏡像的各層信息。
查看鏡像
docker images [鏡像名[:標籤]]
注意:
Docker的鏡像存儲在/var/lib/docker目錄下。經過docker info 命令能夠查看到Docker使用的存儲驅動和存儲的位置。
[root@localhost docker]# docker info Containers: 0 Running: 0 Paused: 0 Stopped: 0 Images: 2 Server Version: 18.02.0-ce Storage Driver: overlay2 Backing Filesystem: xfs Supports d_type: true Native Overlay Diff: true Logging Driver: json-file Cgroup Driver: cgroupfs Plugins: Volume: local Network: bridge host macvlan null overlay Log: awslogs fluentd gcplogs gelf journald json-file logentries splunk syslog Swarm: inactive Runtimes: runc Default Runtime: runc Init Binary: docker-init containerd version: 9b55aab90508bd389d7654c4baf173a981477d55 runc version: 9f9c96235cc97674e935002fc3d78361b696a69e init version: 949e6fa Security Options: seccomp Profile: default Kernel Version: 3.10.0-693.17.1.el7.x86_64 Operating System: CentOS Linux 7 (Core) OSType: linux Architecture: x86_64 CPUs: 1 Total Memory: 1.78GiB Name: localhost.localdomain ID: 37PO:OAJ2:3JAO:ODVR:HC5B:TZVS:VF67:ZEEI:IYJS:CQHS:TYXT:YUW5 Docker Root Dir: /var/lib/docker Debug Mode (client): false Debug Mode (server): false Registry: https://index.docker.io/v1/ Labels: Experimental: false Insecure Registries: 127.0.0.0/8 Live Restore Enabled: false
支持的參數:
-a:
獲取倉庫中全部鏡像,包括那些在默認狀況下不顯示的中間層鏡像
-f or
提供過濾條件。--filter
:
支持的過濾條件:
dangling=true :爲只顯示沒有被使用的鏡像,即顯示無tag鏡像。當新構建的鏡像佔用這個鏡像ID的repo:tag時,會出現tag爲空。
label (label x=y或label x=y z=u):過濾匹配指定label的鏡像
before = 鏡像名:標籤:過濾出指定鏡像以前的鏡像,標籤默認是latest
since= 鏡像名:標籤:過濾出指定鏡像以後的鏡像,標籤默認是latest
-q:
只顯示鏡像的惟一ID
--no-trunc:
輸出沒有截斷的鏡像ID
--digests:顯示鏡像的數字摘要
--format:指定格式的輸出
[root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker images mysql REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB [root@localhost docker]# docker images mysql:5.7 REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB [root@localhost docker]# [root@localhost docker]# docker images -a REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker images -q 5d4d51c57ea8 2fe5c4bba1f9 [root@localhost docker]# docker images -q --no-trunc sha256:5d4d51c57ea80cec97503b6cdd8bebd0c904c19cf1d32270786a14b18e6ad454 sha256:2fe5c4bba1f935f179e83cd5354403d1231ffc9df9c1621967194410eaf8d942 [root@localhost docker]# [root@localhost docker]# docker images --digests REPOSITORY TAG DIGEST IMAGE ID CREATED SIZE mysql 5.7 sha256:227d5c3f54ee3a70c075b1c3013e72781564000d34fc8c7ec5ec353c5b7ef7fa 5d4d51c57ea8 3 weeks ago 374MB hub.c.163.com/public/ubuntu 14.04 sha256:ffc2fc66f8e0bfa4b417b817054d3ebec130c8db44342b8fa394e25779633257 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker images --filter "dangling=true" REPOSITORY TAG IMAGE ID CREATED SIZE [root@localhost docker]# docker images -f "dangling=true" REPOSITORY TAG IMAGE ID CREATED SIZE [root@localhost docker]# [root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker images --filter "before=mysql" Error response from daemon: No such image: mysql:latest [root@localhost docker]# docker images --filter "before=mysql:5.7" REPOSITORY TAG IMAGE ID CREATED SIZE hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker images --filter "since=hub.c.163.com/public/ubuntu" Error response from daemon: No such image: hub.c.163.com/public/ubuntu:latest [root@localhost docker]# docker images --filter "since=hub.c.163.com/public/ubuntu:14.04" REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB [root@localhost docker]# [root@localhost docker]# docker images --format "{{.ID}}: {{.Repository}}" 5d4d51c57ea8: mysql 2fe5c4bba1f9: hub.c.163.com/public/ubuntu [root@localhost docker]# [root@localhost docker]# docker images --format "table {{.ID}}\t{{.Repository}}\t{{.Tag}}" IMAGE ID REPOSITORY TAG 5d4d51c57ea8 mysql 5.7 2fe5c4bba1f9 hub.c.163.com/public/ubuntu 14.04
添加鏡像標籤
docker tag 舊鏡像名:舊標籤 新鏡像名:新標籤
注意:新和舊的鏡像ID徹底一致,它們都指向同一個鏡像文件,只是別名不一樣而已,docker tag相似連接的做用。
[root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker tag hub.c.163.com/public/ubuntu:14.04 myUbuntu:14.04 Error parsing reference: "myUbuntu:14.04" is not a valid repository/tag: invalid reference format: repository name must be lowercase [root@localhost docker]# docker tag hub.c.163.com/public/ubuntu:14.04 myubuntu:14.04 [root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB myubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB
刪除鏡像
docker rmi 鏡像名 or 鏡像ID
支持的參數:
-f:
強制刪除
[root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB mysql zhc 5d4d51c57ea8 3 weeks ago 374MB myubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker rmi mysql:zhc Untagged: mysql:zhc [root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB myubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker rmi 2fe5c4bba1f9 Error response from daemon: conflict: unable to delete 2fe5c4bba1f9 (must be forced) - image is referenced in multiple repositories [root@localhost docker]# docker rmi -f 2fe5c4bba1f9 Untagged: myubuntu:14.04 Untagged: hub.c.163.com/public/ubuntu:14.04 Untagged: hub.c.163.com/public/ubuntu@sha256:ffc2fc66f8e0bfa4b417b817054d3ebec130c8db44342b8fa394e25779633257 Deleted: sha256:2fe5c4bba1f935f179e83cd5354403d1231ffc9df9c1621967194410eaf8d942 Deleted: sha256:085e08b75e744804e23332efb202896749c4aff9433391a775607852d339c26e Deleted: sha256:7f622f92c76a635c16f506bced3dc1641e9390a26ee9d8cb70f8616c3a21fbdf Deleted: sha256:ae7b6867bb7b8f3a8235547e0634e7629b4008d807dc768064e760a91413a71f Deleted: sha256:3eef796012f97f23ffdb11296f6b624a0db4b32eae986da589492b974e6eb596 Deleted: sha256:b268b9bd797e1d58a176fac2a338df41437e853beb5aaa8a4159227fc38c4b72 Deleted: sha256:89688d062a0607fb50d0955de8964659e66f1bb41164b2d2b473d1edd7d8af90 [root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB
說明:
執行 docker rmi mysql:zhc 命令,返回 Untagged: mysql:zhc,說明刪除了標籤,沒有刪除鏡像文件,由於還有標籤指向鏡像文件。咱們能夠依次刪除某個鏡像文件的全部標籤,當最後一個標籤被刪除時,鏡像文件也會被刪除。簡單的作法:docker rmi -f 鏡像ID。
docker rmi命令不支持刪除某個倉庫的全部鏡像,咱們能夠用docker images -q來完成。
[root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB hub.c.163.com/public/ubuntu 14.04 2fe5c4bba1f9 2 years ago 237MB hub.c.163.com/public/ubuntu zhc 2fe5c4bba1f9 2 years ago 237MB hub.c.163.com/public/ubuntu zhc14.04 2fe5c4bba1f9 2 years ago 237MB [root@localhost docker]# docker images -q hub.c.163.com/public/ubuntu 2fe5c4bba1f9 2fe5c4bba1f9 2fe5c4bba1f9 [root@localhost docker]# docker rmi -f $(docker images -q hub.c.163.com/public/ubuntu | sort -u) Untagged: hub.c.163.com/public/ubuntu:14.04 Untagged: hub.c.163.com/public/ubuntu:zhc Untagged: hub.c.163.com/public/ubuntu:zhc14.04 Untagged: hub.c.163.com/public/ubuntu@sha256:ffc2fc66f8e0bfa4b417b817054d3ebec130c8db44342b8fa394e25779633257 Deleted: sha256:2fe5c4bba1f935f179e83cd5354403d1231ffc9df9c1621967194410eaf8d942 Deleted: sha256:085e08b75e744804e23332efb202896749c4aff9433391a775607852d339c26e Deleted: sha256:7f622f92c76a635c16f506bced3dc1641e9390a26ee9d8cb70f8616c3a21fbdf Deleted: sha256:ae7b6867bb7b8f3a8235547e0634e7629b4008d807dc768064e760a91413a71f Deleted: sha256:3eef796012f97f23ffdb11296f6b624a0db4b32eae986da589492b974e6eb596 Deleted: sha256:b268b9bd797e1d58a176fac2a338df41437e853beb5aaa8a4159227fc38c4b72 Deleted: sha256:89688d062a0607fb50d0955de8964659e66f1bb41164b2d2b473d1edd7d8af90
查看鏡像歷史
docker history 鏡像名 : 標籤]
說明:鏡像文件由多層組成,docker history 命令能夠查看各層的信息。
支持的參數:
-f:
過濾條件
[root@localhost docker]# docker images REPOSITORY TAG IMAGE ID CREATED SIZE mysql 5.7 5d4d51c57ea8 3 weeks ago 374MB [root@localhost docker]# docker history mysql:5.7 IMAGE CREATED CREATED BY SIZE COMMENT 5d4d51c57ea8 3 weeks ago /bin/sh -c #(nop) CMD ["mysqld"] 0B <missing> 3 weeks ago /bin/sh -c #(nop) EXPOSE 3306/tcp 0B <missing> 3 weeks ago /bin/sh -c #(nop) ENTRYPOINT ["docker-entry… 0B <missing> 3 weeks ago /bin/sh -c ln -s usr/local/bin/docker-entryp… 34B <missing> 3 weeks ago /bin/sh -c #(nop) COPY file:05922d368ede3042… 5.92kB <missing> 3 weeks ago /bin/sh -c #(nop) VOLUME [/var/lib/mysql] 0B <missing> 3 weeks ago /bin/sh -c { echo mysql-community-server m… 259MB <missing> 3 weeks ago /bin/sh -c echo "deb http://repo.mysql.com/a… 56B <missing> 3 weeks ago /bin/sh -c #(nop) ENV MYSQL_VERSION=5.7.21-… 0B <missing> 3 weeks ago /bin/sh -c #(nop) ENV MYSQL_MAJOR=5.7 0B <missing> 3 weeks ago /bin/sh -c set -ex; key='A4A9406876FCBD3C45… 22.7kB <missing> 3 weeks ago /bin/sh -c apt-get update && apt-get install… 44.7MB <missing> 3 weeks ago /bin/sh -c mkdir /docker-entrypoint-initdb.d 0B <missing> 3 weeks ago /bin/sh -c set -x && apt-get update && apt-… 4.44MB <missing> 4 weeks ago /bin/sh -c #(nop) ENV GOSU_VERSION=1.7 0B <missing> 4 weeks ago /bin/sh -c apt-get update && apt-get install… 10.2MB <missing> 4 weeks ago /bin/sh -c groupadd -r mysql && useradd -r -… 329kB <missing> 4 weeks ago /bin/sh -c #(nop) CMD ["bash"] 0B <missing> 4 weeks ago /bin/sh -c #(nop) ADD file:27ffb1ef53bfa3b9f… 55.3MB
查看鏡像詳細信息
docker inspect 鏡像名 : 標籤
說明:docker inspect 命令能夠查看鏡像的詳細信息,包括做者,各層的數字摘要,適應架構等。
[root@localhost docker]# docker inspect mysql:5.7 [ { "Id": "sha256:5d4d51c57ea80cec97503b6cdd8bebd0c904c19cf1d32270786a14b18e6ad454", "RepoTags": [ "mysql:5.7" ], "RepoDigests": [ "mysql@sha256:227d5c3f54ee3a70c075b1c3013e72781564000d34fc8c7ec5ec353c5b7ef7fa" ], "Parent": "", "Comment": "", "Created": "2018-02-26T23:12:05.873241143Z", "Container": "ab71433329e1b67c445a55195026cc2571e0fb8ac151a2310cd3f85761af3376", "ContainerConfig": { "Hostname": "ab71433329e1", "Domainname": "", "User": "", "AttachStdin": false, "AttachStdout": false, "AttachStderr": false, "ExposedPorts": { "3306/tcp": {} }, "Tty": false, "OpenStdin": false, "StdinOnce": false, "Env": [ "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", "GOSU_VERSION=1.7", "MYSQL_MAJOR=5.7", "MYSQL_VERSION=5.7.21-1debian9" ], "Cmd": [ "/bin/sh", "-c", "#(nop) ", "CMD [\"mysqld\"]" ], "ArgsEscaped": true, "Image": "sha256:19d2da1765e8a001fcd36e456828cd55ebfcfbd6cfd371897c668fc6136456e5", "Volumes": { "/var/lib/mysql": {} }, "WorkingDir": "", "Entrypoint": [ "docker-entrypoint.sh" ], "OnBuild": [], "Labels": {} }, "DockerVersion": "17.06.2-ce", "Author": "", "Config": { "Hostname": "", "Domainname": "", "User": "", "AttachStdin": false, "AttachStdout": false, "AttachStderr": false, "ExposedPorts": { "3306/tcp": {} }, "Tty": false, "OpenStdin": false, "StdinOnce": false, "Env": [ "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin", "GOSU_VERSION=1.7", "MYSQL_MAJOR=5.7", "MYSQL_VERSION=5.7.21-1debian9" ], "Cmd": [ "mysqld" ], "ArgsEscaped": true, "Image": "sha256:19d2da1765e8a001fcd36e456828cd55ebfcfbd6cfd371897c668fc6136456e5", "Volumes": { "/var/lib/mysql": {} }, "WorkingDir": "", "Entrypoint": [ "docker-entrypoint.sh" ], "OnBuild": [], "Labels": null }, "Architecture": "amd64", "Os": "linux", "Size": 373598431, "VirtualSize": 373598431, "GraphDriver": { "Data": { "LowerDir": "/var/lib/docker/overlay2/309dff3daceecd8931980aff444761bd86afabbd73e8574115275d33a74e0507/diff:/var/lib/docker/overlay2/5a570cc04715941db01eeb4f6a9fc439f4c4369d7bda46a0eefec184449aa8f3/diff:/var/lib/docker/overlay2/25be1b0d4f268facc9ceff5f07a7c3086ecb9474d22dd14898e64ead862f411b/diff:/var/lib/docker/overlay2/e071834564b69e0fd993b27df4dae02146450bc5cca8c3eb9edf157a5c8eda7a/diff:/var/lib/docker/overlay2/87a26a35acf4cbb24b76fd63e9fefb3b0a04965e4778746de3c244e069115a79/diff:/var/lib/docker/overlay2/4428899cd8a7578f8c16a9d56969f1352c29aabf585a550c4c7f8493f932f66b/diff:/var/lib/docker/overlay2/fe14b9741e54740354916fe16fcbadb7d22532308a7df95ed42ae28a976c9d94/diff:/var/lib/docker/overlay2/d4e1cb3cc067cf91bfe7413ce35e5408946fff5882bd5ba60283eb7a5020981d/diff:/var/lib/docker/overlay2/454cca721ff8096986f9e750bfa91a7e086072428880f502012f1bff1dc2c2ec/diff:/var/lib/docker/overlay2/aa1b3e6255e74a82af6e7301f09c381e3e2a0d07b0ee7af2d7fdfa146f856c8f/diff", "MergedDir": "/var/lib/docker/overlay2/6ab3570cc0227e0620bab4f7670faf692ffa39fe2c225f1664b10917eec8e6c5/merged", "UpperDir": "/var/lib/docker/overlay2/6ab3570cc0227e0620bab4f7670faf692ffa39fe2c225f1664b10917eec8e6c5/diff", "WorkDir": "/var/lib/docker/overlay2/6ab3570cc0227e0620bab4f7670faf692ffa39fe2c225f1664b10917eec8e6c5/work" }, "Name": "overlay2" }, "RootFS": { "Type": "layers", "Layers": [ "sha256:014cf8bfcb2d50b7b519c4714ac716cda5b660eae34189593ad880dc72ba4526", "sha256:292c1ee413d0cf6906b8d149c8ae2e79c12cf7bee61a6c2746db1f85cdd7122b", "sha256:8b452d78b126bd10a54579c4d6ee73c82e657fc4533a273668e73a1acac55130", "sha256:7b2001677ac98431fefbfd2461210701b994347f324beb93686766a06f096c2c", "sha256:b80c494a1fdc9b27745256595b2e2775180abe43b5873947a75be2ac59659b0b", "sha256:3cf1630a511dcbf791c18b0a607f60986f9753f27a9edbdb5763b1d160ab68d3", "sha256:921bf5c178ac403c5377663099b9eed18af48b1cc79dca4d2608ef887b7dd390", "sha256:d7758e0ab2b096bc54955304c2d6946ac3e4df29aae7166750d7486e5ffd6497", "sha256:17d36ba9421933d2309ca6c0373d8694d606eeb91536e29313595b8d76ce4aaa", "sha256:400836ab4664da9b40210d6ae4684ebfd1676ded27688c061a1544d9a0ba1946", "sha256:12ea28f10d6962172c5e090b8b22f0e080c43f7d7fc142131d08c88f0baa07b4" ] }, "Metadata": { "LastTagTime": "2018-03-20T00:16:15.643909858-07:00" } } ]
[root@localhost docker]# docker inspect -f {{".RepoDigests"}} mysql:5.7[mysql@sha256:227d5c3f54ee3a70c075b1c3013e72781564000d34fc8c7ec5ec353c5b7ef7fa]