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docker20180303.mm
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<map version="1.0.1">
<!-- To view this file, download free mind mapping software FreeMind from http://freemind.sourceforge.net -->
<node CREATED="1441233970228" ID="ID_539611508" MODIFIED="1441234043199" STYLE="bubble" TEXT="docker">
<node CREATED="1441234029853" ID="ID_928487041" MODIFIED="1441234043199" POSITION="right" STYLE="bubble" TEXT="Website">
<node CREATED="1441234046034" ID="ID_1412570881" MODIFIED="1441234055324">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
https://www.docker.com/
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1441655080748" ID="ID_1337714695" MODIFIED="1441655085002" POSITION="right" TEXT="notes">
<node CREATED="1441655089411" ID="ID_864329458" MODIFIED="1441655128146" TEXT="非 root 使用者要直接使用 docker 指令就要加入 docker 群組"/>
<node CREATED="1461589360212" ID="ID_1352692429" MODIFIED="1461589367743" TEXT="查詢 docker 指令">
<node CREATED="1461589578447" ID="ID_1167473511" MODIFIED="1461589583388" TEXT="#docker --help"/>
<node CREATED="1461589371341" ID="ID_14598257" MODIFIED="1461589376966" TEXT="#man docker"/>
<node CREATED="1461589377727" ID="ID_1417505530" MODIFIED="1461589382102" TEXT="#man docker-start"/>
</node>
<node CREATED="1471163938350" FOLDED="true" ID="ID_1557615223" MODIFIED="1479299997752" TEXT="觀察 port mapping">
<node CREATED="1471163814749" ID="ID_1836036790" MODIFIED="1471163902942">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
可以用 iptables -L 來觀察 docker 的 port mapping
</p>
<p>
省略一下原本有的 Chain, Docker 會建立 DOCKER Chain 來進行 port mapping
</p>
<p>
# iptables -L
</p>
<p>
</p>
<p>
Chain OUTPUT (policy ACCEPT)
</p>
<p>
target     prot opt source               destination        
</p>
<p>
</p>
<p>
Chain DOCKER (1 references)
</p>
<p>
target     prot opt source               destination        
</p>
<p>
ACCEPT     tcp  --  anywhere             172.17.0.3           tcp dpt:ssh
</p>
<p>
ACCEPT     tcp  --  anywhere             172.17.0.4           tcp dpt:commplex-main
</p>
<p>
ACCEPT     udp  --  anywhere             172.17.0.4           udp dpt:domain
</p>
<p>
ACCEPT     tcp  --  anywhere             172.17.0.5           tcp dpt:ssh
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1471163981382" ID="ID_1861800600" MODIFIED="1471164012165">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
docker 會建立 proxy 來執行 port maping, 可以用 ps -ef 來觀察
</p>
<p>
# ps -ef | grep docker
</p>
<p>
avahi      804     1  0  5月27 ?      00:00:12 avahi-daemon: running [dockerlab.local]
</p>
<p>
root      1335     1  0  5月27 ?      00:34:03 /usr/bin/docker daemon -H fd://
</p>
<p>
root      4129  1335  0 16:28 ?        00:00:00 docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 32768 -container-ip 172.17.0.3 -container-port 22
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1479300000512" ID="ID_949238659" MODIFIED="1479300006107" TEXT="Demo">
<node CREATED="1479300006617" ID="ID_134961432" MODIFIED="1479300026132" TEXT="yeasy/simple-web">
<node CREATED="1479300027160" ID="ID_551791944" MODIFIED="1479300066738">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
會顯示 request / 來源IP / 目的地IP
</p>
<p>
但是大小有 653MB
</p>
</body>
</html></richcontent>
</node>
</node>
</node>
</node>
<node CREATED="1463666470813" ID="ID_394154834" MODIFIED="1463666473131" POSITION="right" TEXT="指令">
<node CREATED="1463666553279" ID="ID_319733372" MODIFIED="1463666556975" TEXT="docker">
<node CREATED="1463897357320" FOLDED="true" ID="ID_1025088737" MODIFIED="1463899064965" TEXT="pull">
<node CREATED="1463897360205" ID="ID_1204108780" MODIFIED="1463897401931">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Pull an image or a repository from a registry
</p>
<p>
Usage: docker pull [OPTIONS] NAME[:TAG|@DIGEST]
</p>
<p>
</p>
<p>
Pull an image or a repository from a registry
</p>
<p>
</p>
<p>
  -a, --all-tags=false            Download all tagged images in the repository
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463899055991" ID="ID_287170454" MODIFIED="1463899062387" TEXT="#docker pull busybox"/>
</node>
<node CREATED="1463666566191" FOLDED="true" ID="ID_1580940218" MODIFIED="1463819086529" TEXT="images">
<node CREATED="1463666669137" ID="ID_1839245636" MODIFIED="1463666914033">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
List images
</p>
<p>
列出 images
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463666675935" ID="ID_1657935931" MODIFIED="1463666701256">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
#列出 docker images
</p>
<p>
docker  images
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463666782599" FOLDED="true" ID="ID_1003069908" MODIFIED="1520051173344" TEXT="run">
<node CREATED="1463666820702" ID="ID_889446745" MODIFIED="1463666892692">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Run a command in a new container
</p>
<p>
Usage: docker  run  [OPTIONS]   IMAGE   [COMMAND]   [ARG...]
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463666937477" ID="ID_152260942" MODIFIED="1514704058996" TEXT="options">
<node CREATED="1463666954537" ID="ID_619681998" MODIFIED="1463666958829" TEXT="-i">
<node CREATED="1463666965955" ID="ID_1258673451" MODIFIED="1463666977953" TEXT="-i, --interactive=false Keep STDIN open even if not attached"/>
</node>
<node CREATED="1463666959460" ID="ID_1936012650" MODIFIED="1463666963045" TEXT="-t">
<node CREATED="1463666993646" ID="ID_855058498" MODIFIED="1463666995659" TEXT="-t, --tty=false Allocate a pseudo-TTY"/>
</node>
<node CREATED="1463667052709" ID="ID_1293699831" MODIFIED="1463667054751" TEXT="--rm">
<node CREATED="1463667058861" ID="ID_1424786689" MODIFIED="1463667076941" TEXT="執行完就移除 container">
<node CREATED="1463667456792" ID="ID_483182953" MODIFIED="1463667490922">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
如果沒有加上 --rm
</p>
<p>
離開 container 之後, 用 docker  ps  -a 會發現其實還在主機上面
</p>
</body>
</html></richcontent>
</node>
</node>
</node>
<node CREATED="1461589690107" ID="ID_1784344649" MODIFIED="1461589693004" TEXT="-d">
<node CREATED="1461588355417" ID="ID_1329094280" MODIFIED="1461588380216" TEXT="以背景的方式執行container">
<node CREATED="1461588399688" ID="ID_1866821767" MODIFIED="1461588436724" TEXT="使用 -d 選項方式來執行">
<node CREATED="1461589034952" ID="ID_1396504880" MODIFIED="1461589084025" TEXT="sudo docker run -d -p 對外port:設定port -t dockerimage"/>
<node CREATED="1461588575644" ID="ID_869044502" MODIFIED="1461588588400">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
#!/bin/bash
</p>
<p>
for (( i=8000 ; i < 8015 ; i=i+1 ))
</p>
<p>
  do
</p>
<p>
    sudo docker run -d -p $i:22 -t sakana/sshd
</p>
<p>
  done
</p>
</body>
</html></richcontent>
</node>
</node>
</node>
</node>
<node CREATED="1461589667444" ID="ID_507868369" MODIFIED="1461589670131" TEXT="-P">
<node CREATED="1461589686115" ID="ID_472504213" MODIFIED="1463667248140">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
flag is new and tells Docker to map any required network ports inside our container to our host.
</p>
<p>
自動指定Host port 來連接
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463667164040" ID="ID_475132556" MODIFIED="1463667165962" TEXT="-p">
<node CREATED="1463667169556" ID="ID_274013579" MODIFIED="1463667215277">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
-p, --publish=[ ]                Publish a container's port(s) to the host
</p>
<p>
手動指定host port 來連接
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514704074386" ID="ID_54496341" MODIFIED="1514704136630">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
預設前面如果沒有帶 IP 就是 0.0.0.0 ,也可以指定 IP 例如
</p>
<p>
# docker   run  -p  192.168.0.247:80:80  -d  nginx
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463668277921" ID="ID_1717975199" MODIFIED="1463668281977" TEXT="-v">
<node CREATED="1463668283420" ID="ID_912882022" MODIFIED="1463668296991" TEXT="-v 掛載 volume 本地目錄:container目錄">
<node CREATED="1463668329236" ID="ID_1064245120" MODIFIED="1463668330409" TEXT="-v 掛載 volume 本地目錄:container目錄:權限"/>
</node>
<node CREATED="1514644166822" ID="ID_1402882888" MODIFIED="1514644236990">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
可以使用目錄掛載的方式, 也可以針對單一檔案來掛載, 但是都要使用絕對路徑
</p>
<p>
# docker   run   -v   /root/index.html:/usr/share/nginx/html/index.html   -p  8084:80   -d   nginx
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463668852965" ID="ID_1484693563" MODIFIED="1463668859839" TEXT="--volumes-from">
<node CREATED="1463668862518" ID="ID_1964717740" MODIFIED="1463668872562" TEXT="掛載已經存在的 volume"/>
</node>
<node CREATED="1463815626821" ID="ID_244652124" MODIFIED="1463815631317" TEXT="--name">
<node CREATED="1463815633665" ID="ID_484373706" MODIFIED="1463815642208" TEXT="指定 container 名稱"/>
<node CREATED="1520050300197" ID="ID_867712176" MODIFIED="1520050343128">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
如果沒有指定名稱就依照 names-generator.go 產生
</p>
<p>
</p>
<p>
https://github.com/moby/moby/blob/master/pkg/namesgenerator/names-generator.go
</p>
</body>
</html>
</richcontent>
</node>
</node>
<node CREATED="1514642581261" ID="ID_1102187590" MODIFIED="1514642582994" TEXT="-e">
<node CREATED="1514642629297" ID="ID_11790357" MODIFIED="1514642637260" TEXT="指定環境變數"/>
</node>
<node CREATED="1514646117311" ID="ID_884717159" MODIFIED="1514646153442">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
--restart  flag
</p>
</body>
</html></richcontent>
<node CREATED="1514646156652" ID="ID_921177603" MODIFIED="1514646747457">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
設定重新啟動 container 方式, 要檢查的話, 可能要使用 docker  inspect 來檢查
</p>
<p>
</p>
<p>
flag 有以下4種
</p>
<p>
</p>
<p>
no 不重新啟動, 為預設值
</p>
<p>
always   會隨著開機的時候自動啟動, 或是docker 服務重新啟動的時候啟動, 當container 退出狀況為 0 的時候會重新啟動.
</p>
<p>
unless-stopped 不會隨著開機或是docker重新啟動,  當container 退出狀況為 0 的時候會重新啟動.
</p>
<p>
on-failure 當container 退出狀況為不為 0 的時候會重新啟動, 最好加上次數限制
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514646474162" ID="ID_1039636881" MODIFIED="1514646574163">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
設定開機自動啟動
</p>
<p>
#docker   run  --restart=always  -p 80:80  -d  nginx
</p>
</body>
</html></richcontent>
</node>
</node>
</node>
</node>
<node CREATED="1463667534111" FOLDED="true" ID="ID_782542259" MODIFIED="1520052117030" TEXT="attach">
<node CREATED="1463667538857" ID="ID_442513265" MODIFIED="1463667665387">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
attach    Attach to a running container
</p>
<p>
針對已經執行的container 再次進入到容器內
</p>
</body>
</html></richcontent>
<node CREATED="1520051650816" ID="ID_1692503628" MODIFIED="1520051711369">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
如果使用 --sig-proxy=false 的方式（預設 --sig-proxy=true）
</p>
<p>
那Ctrl + C 之後container 不會停止
</p>
</body>
</html>
</richcontent>
</node>
</node>
<node CREATED="1463667667584" ID="ID_867311495" MODIFIED="1463667683084" TEXT="#docker attach CONTAINERID"/>
</node>
<node CREATED="1463667720180" FOLDED="true" ID="ID_1117036617" MODIFIED="1514707396720" TEXT="ps">
<node CREATED="1463667724610" ID="ID_47086939" MODIFIED="1463667755313">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
List containers
</p>
<p>
列出 containers
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463667929128" ID="ID_783499270" MODIFIED="1514536217200">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
列出目前執行 container
</p>
<p>
#docker  ps
</p>
<p>
</p>
<p>
列出所有的 container
</p>
<p>
#docker  ps  -a
</p>
<p>
</p>
<p>
列出所有的 container, 但是只顯示 ID
</p>
<p>
#docker  ps  -a  -q
</p>
<p>
</p>
<p>
列出所有 Container 包含 size
</p>
<p>
#docker  ps  -s
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514707159443" ID="ID_1468019046" MODIFIED="1514707393696">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
自訂 docker ps 輸出, 這邊把 .Networks 放進來順便調整順序
</p>
<p>
# docker  ps  --format  "table  {{.ID}}\t {{.Names}}\t {{.Image}}\t {{.Command}}\t {{.Status}}\t {{.Ports}}\t  {{.Networks}}"
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463667886844" ID="ID_1644216588" MODIFIED="1463667889562" TEXT="options">
<node CREATED="1463667891004" ID="ID_403105604" MODIFIED="1463667894505" TEXT="-a">
<node CREATED="1463667895422" ID="ID_1704476721" MODIFIED="1463667905947" TEXT="Show all containers (default shows just running)"/>
</node>
<node CREATED="1463667907200" ID="ID_1600444668" MODIFIED="1463667909376" TEXT="-q">
<node CREATED="1463667910527" ID="ID_1766452738" MODIFIED="1463667923288" TEXT="-q, --quiet=false Only display numeric IDs"/>
</node>
<node CREATED="1514536220319" ID="ID_581487457" MODIFIED="1514536221865" TEXT="-s">
<node CREATED="1514536223994" ID="ID_1843901586" MODIFIED="1514536226677" TEXT="-s, --size Display total file sizes"/>
</node>
</node>
</node>
<node CREATED="1463668163196" FOLDED="true" ID="ID_497200439" MODIFIED="1463819083257" TEXT="start">
<node CREATED="1463668166356" ID="ID_1568891632" MODIFIED="1463668189233" TEXT="啟動停止的container"/>
</node>
<node CREATED="1463668913403" FOLDED="true" ID="ID_1717368841" MODIFIED="1463819077028" TEXT="stop">
<node CREATED="1463668916611" ID="ID_1545502455" MODIFIED="1463668922779" TEXT="停止 container"/>
<node CREATED="1463668945685" ID="ID_1291678251" MODIFIED="1463668975763">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
組合技
</p>
<p>
停止所有的container
</p>
<p>
docker  stop  $( docker  ps  -aq  )
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463668352089" FOLDED="true" ID="ID_1411585655" MODIFIED="1520050288644" TEXT="inspect">
<node CREATED="1463668359576" ID="ID_1523845279" MODIFIED="1514537643690">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Return low-level information on a container or image
</p>
<p>
Usage: docker inspect [OPTIONS] CONTAINER|IMAGE [CONTAINER|IMAGE...]
</p>
<p>
</p>
<p>
可以檢查 container 或是 image , image 部份個人喜歡看 .Config.Cmd那個部份
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463668661308" ID="ID_290031595" MODIFIED="1463668708456">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
查詢掛載的 volume 位置
</p>
<p>
# docker  inspect  -f  {{.Mounts}}   CONTAINERID
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1471161815503" ID="ID_1102705217" MODIFIED="1471161885800">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
檢查網路 IP
</p>
<p>
# docker   inspect   --format   '{{ .NetworkSettings.IPAddress }}'  CONATINERID
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514537601718" ID="ID_52219290" MODIFIED="1514537633363">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
查詢 image  的CMD, 以 nginx 來說
</p>
<p>
# docker  inspect  -f  {{.Config.Cmd}}   nginx
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514537601718" ID="ID_1222004570" MODIFIED="1517669577680">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
查詢 image  的LABEL, 以 nginx 來說
</p>
<p>
# docker inspect -f '{{ .Config.Labels }}' nginx
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514536470471" ID="ID_474325239" MODIFIED="1514536926499">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
檢查狀態 有加上 json 會顯示欄位值 -f / --format 可以指定輸出的格式 ' ' 內為內容
</p>
<p>
</p>
<p>
# docker inspect --format='{{json .State }}'  CONTAINERID
</p>
<p>
# docker inspect --format='{{.State }}'  CONTAINERID
</p>
<p>
</p>
<p>
也可以指定細項
</p>
<p>
# docker inspect --format='{{json .State.Status }}' CONTAINERID
</p>
<p>
</p>
<p>
所以可以用敘述的方式輸出
</p>
<p>
# docker  inspect -f '{{.Name}} 的執行狀態 {{.State.Status}}'  CONTAINERID
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1514706102114" ID="ID_396016345" MODIFIED="1514706156851">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
針對預設的網路, 列出 container IP, 但是自己建立網路沒用
</p>
<p>
# docker  inspect  -f  '{{.Name}} {{.NetworkSettings.IPAddress}}'   $(docker  ps  -aq)
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463669017903" FOLDED="true" ID="ID_1753849682" MODIFIED="1463896352866" TEXT="rm">
<node CREATED="1463669024500" ID="ID_1894269750" MODIFIED="1463669033171" TEXT="Remove one or more containers"/>
<node CREATED="1463668945685" ID="ID_1905448334" MODIFIED="1463669221431">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
組合技
</p>
<p>
移除所有的container, 但是要先停止
</p>
<p>
docker  rm  $( docker  ps  -aq  )
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463669065679" ID="ID_1600329532" MODIFIED="1463669069921" TEXT="options">
<node CREATED="1463669071576" ID="ID_1736909531" MODIFIED="1463669072733" TEXT="-v">
<node CREATED="1463669074154" ID="ID_104358100" MODIFIED="1463669085665" TEXT="連同 volume 一起移除">
<node CREATED="1463669087022" ID="ID_702547934" MODIFIED="1463669090225" TEXT="預設不會移除"/>
</node>
</node>
</node>
</node>
<node CREATED="1463669230056" FOLDED="true" ID="ID_370808722" MODIFIED="1463821152179" TEXT="rmi">
<node CREATED="1463669233073" ID="ID_810955020" MODIFIED="1463669288889">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Remove one or more images
</p>
<p>
移除 docker images 但是要先移除所有相關 container
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463669290187" ID="ID_850576706" MODIFIED="1463669298928" TEXT="#docker rmi IMAGEID"/>
</node>
<node CREATED="1463815825467" FOLDED="true" ID="ID_684765739" MODIFIED="1514641588507" TEXT="cp">
<node CREATED="1463815827435" ID="ID_1080340405" MODIFIED="1463815893978">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Copy files/folders between a container and the local filesystem
</p>
<p>
在 container 與 host 複製檔案
</p>
<p>
</p>
<p>
Usage: docker cp [OPTIONS] CONTAINER:PATH LOCALPATH|-
</p>
<p>
docker cp [OPTIONS] LOCALPATH|- CONTAINER:PATH
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463815949534" ID="ID_662987792" MODIFIED="1463816035184">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
從 host 複製 host.txt 到名稱為testcopy 容器內
</p>
<p>
#docker  cp  host.txt   testcopy:/root/host.txt
</p>
<p>
</p>
<p>
從名稱為 testcopy 容器/root/file.txt 複製到目前的目錄
</p>
<p>
# docker  cp   testcopy:/root/file.txt   .
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463816056689" FOLDED="true" ID="ID_473884324" MODIFIED="1520052486749" TEXT="exec">
<node CREATED="1463816058959" ID="ID_1503723515" MODIFIED="1520052288700">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Run a command in a running container
</p>
<p>
會在 container 啟動 2nd process 執行
</p>
<p>
</p>
<p>
Usage: docker exec [OPTIONS] CONTAINER COMMAND [ARG...]
</p>
</body>
</html>
</richcontent>
</node>
<node CREATED="1520052176043" ID="ID_1111925700" MODIFIED="1520052367661">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
可以直接在 container 內執行指令
</p>
<p>
</p>
<p>
例如
</p>
<p>
# docker  exec  CONTAINER  cat  /etc/debian_version
</p>
<p>
</p>
<p>
或是拿來執行 shell
</p>
<p>
# docker  exec  -it  CONTAINER  /bin/bash
</p>
</body>
</html>
</richcontent>
</node>
</node>
<node CREATED="1463816621892" FOLDED="true" ID="ID_1667485104" MODIFIED="1463821143518" TEXT="commit">
<node CREATED="1463816636170" ID="ID_1246829830" MODIFIED="1463816674752">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Create a new image from a container's changes
</p>
<p>
</p>
<p>
Usage: docker commit [OPTIONS] CONTAINER [REPOSITORY[:TAG]]
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463816831908" FOLDED="true" ID="ID_1430868244" MODIFIED="1463819090100" TEXT="diff">
<node CREATED="1463816834142" ID="ID_678244918" MODIFIED="1463816868853">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Inspect changes on a container's filesystem
</p>
<p>
</p>
<p>
Usage: docker diff [OPTIONS] CONTAINER
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463816922533" ID="ID_1633832274" MODIFIED="1463816972901">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
# docker   <font color="#e80a0a">diff</font>   b7d075f34daf
</p>
<p>
<font color="#23be48">C /var </font>
</p>
<p>
<font color="#23be48">A /var/lib/apt/lists/archive.ubuntu.com_ubuntu_dists_trusty-updates_InRelease </font>
</p>
<p>
<font color="#23be48">D /var/cache/apt/pkgcache.bin</font>
</p>
</body>
</html></richcontent>
<node CREATED="1463816980576" ID="ID_1263384902" MODIFIED="1463817016930">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
A - Add
</p>
<p>
C - Change made
</p>
<p>
D - deleted
</p>
</body>
</html></richcontent>
</node>
</node>
</node>
<node CREATED="1463817126162" FOLDED="true" ID="ID_1533681106" MODIFIED="1471162609484" TEXT="export">
<node CREATED="1463817140115" ID="ID_1773253534" MODIFIED="1463818474995">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Export a container's filesystem as a tar archive
</p>
<p>
將 <font color="#172fcb">container </font>匯出為 tar 檔案
</p>
<p>
Usage: docker export [OPTIONS] CONTAINER
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463817490224" ID="ID_1451237810" MODIFIED="1463817524438">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
# docker   <font color="#e42c2c">export </font>  <font color="#3228f1">b7d075f34daf</font>   >   update.tar
</p>
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1463817538130" FOLDED="true" ID="ID_1277557007" MODIFIED="1471162610608" TEXT="import">
<node CREATED="1463817560381" ID="ID_386858091" MODIFIED="1463818446582">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
Import the contents from a tarball to create a filesystem image
</p>
<p>
</p>
<p>
Usage: docker  import  [OPTIONS]  file|URL|-   [REPOSITORY[:TAG]]
</p>
</body>
</html></richcontent>
</node>
<node CREATED="1463817830446" ID="ID_1288726172" MODIFIED="1463817979966">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<p>
將 update.tar 匯入為 test:update
</p>
<p>
#docker  import  update.tar  test:update
</p>
<p>
</p>
<p>
將 update.tar 匯入為 test:update, 這邊使用 input redirection 方式, 所以要加 -
</p>
<p>
#docker <font color="#1a47dd"> import</font>  <font color="#ea1111">-</font>  test:update  <font color="#a91ac1"><  update.tar</font>
</p>
</body>
</html></richcontent>
</node>
</node>