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Git_note.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="1472128552484" ID="ID_1256174132" MODIFIED="1472128556687" TEXT="Git">
<node CREATED="1472128605938" FOLDED="true" ID="ID_1962122267" MODIFIED="1472388165604" POSITION="right" TEXT="分布式">
<node CREATED="1472128966908" ID="ID_1459935436" MODIFIED="1472128968310" TEXT="分布式版本控制系统通常也有一台充当“中央服务器”的电脑,但这个服务器的作用仅仅是用来方便“交换”大家的修改,没有它大家也一样干活,只是交换修改不方便而已。"/>
<node CREATED="1472131467453" ID="ID_213993888" MODIFIED="1472131479787">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/分布式.jpg" />
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1472128692963" ID="ID_1338189162" MODIFIED="1472128702526" POSITION="right" TEXT="创建版本库">
<node CREATED="1472128982092" ID="ID_348163060" MODIFIED="1472128987142" TEXT="mkdir"/>
<node CREATED="1472128988978" ID="ID_1255183573" MODIFIED="1472128991495" TEXT="git init"/>
<node CREATED="1472129005650" ID="ID_1038005643" MODIFIED="1472129009159" TEXT="git add"/>
<node CREATED="1472129009730" ID="ID_957815200" MODIFIED="1472129013086" TEXT="git commit"/>
</node>
<node CREATED="1472128619338" FOLDED="true" ID="ID_1084147380" MODIFIED="1472388161388" POSITION="right" TEXT="时光穿梭
git status
git diff">
<node CREATED="1472128705107" ID="ID_896753981" MODIFIED="1472128709750" TEXT="版本回退">
<node CREATED="1472129109683" ID="ID_1979963339" MODIFIED="1472129431303" TEXT="git log //查看提交历史和每次的commit id
git log --pretty=oneline //每行一个版本
git reset --hard HEAD^ or git reset --hard HEAD~100 //回到过去(一个或100个前)的版本
git reset --hard <commit id> //commit id 指定某次版本
get reflog //重新回到未来的版本
"/>
</node>
<node CREATED="1472128710809" ID="ID_1205151133" MODIFIED="1472130743442" TEXT="工作区和暂存区">
<node CREATED="1472130756549" ID="ID_478415185" MODIFIED="1472130772512">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/workingdir_stage_HEAD.jpg" />
</body>
</html></richcontent>
</node>
<node CREATED="1472130530325" ID="ID_591773992" MODIFIED="1472130561688" TEXT="git add //把文件添加到暂存区"/>
<node CREATED="1472130535780" ID="ID_1873252546" MODIFIED="1472130590240" TEXT="git commit //把暂存区的所有内容提交到当前分支"/>
</node>
<node CREATED="1472128717073" ID="ID_440207145" MODIFIED="1472128720774" TEXT="管理修改">
<node CREATED="1472131179110" ID="ID_100984633" MODIFIED="1472131180577" TEXT="Git跟踪并管理的是修改,而非文件"/>
<node CREATED="1472131195260" ID="ID_1341093747" MODIFIED="1472131232976" TEXT="git diff HEAD -- readme.txt //查看工作区和版本库里最新版本的区别"/>
</node>
<node CREATED="1472128721442" ID="ID_779298947" MODIFIED="1472128733486" TEXT="撤销修改">
<node CREATED="1472131260248" ID="ID_262306481" MODIFIED="1472131295840" TEXT="git checkout -- file //丢弃工作区的内容"/>
<node CREATED="1472131334101" ID="ID_1000599725" MODIFIED="1472131426168" TEXT="git reset HEAD file //丢弃暂存区的内容,使其内容变为HEAD指向的版本,即回退版本"/>
</node>
<node CREATED="1472128735298" ID="ID_728540411" MODIFIED="1472128738254" TEXT="删除文件">
<node CREATED="1472131541662" ID="ID_76301799" MODIFIED="1472131577440" TEXT="确定要删除文件file
rm file
git rm file
git commit"/>
<node CREATED="1472131579053" ID="ID_1218885778" MODIFIED="1472131608656" TEXT="误删文件file
rm file
git checkout -- file"/>
</node>
</node>
<node CREATED="1472128628369" ID="ID_1917807992" MODIFIED="1472221186603" POSITION="right" TEXT="远程仓库
通过GitHub来托管自己的库 或者 自己搭建Git服务器
ssh-keygen -t rsa -C "[email protected]" //create your SSH key
.ssh/id_rsa, id_rsa.pub">
<node CREATED="1472128747201" ID="ID_1384288085" MODIFIED="1472128757174" TEXT="添加远程库">
<node CREATED="1472221598940" ID="ID_756840808" MODIFIED="1472221698052" TEXT="创建远程库
git remote add origin [email protected]:michaelliao/learngit.git
远程库名字是origin,Git的默认叫法"/>
<node CREATED="1472221701688" ID="ID_1272323359" MODIFIED="1472222587221" TEXT="把本地库推送到远程库中
git push -u origin master //第一次需要加-u参数
git push origin master"/>
</node>
<node CREATED="1472128758490" ID="ID_1430016955" MODIFIED="1472128765974" TEXT="从远程库克隆">
<node CREATED="1472222659347" ID="ID_1363070005" MODIFIED="1472222686949" TEXT="从远程clone到本地
git clone [email protected]:michaelliao/gitskills.git"/>
</node>
<node CREATED="1472222743256" ID="ID_62670982" MODIFIED="1472222762150" TEXT="Git支持多种协议:https, ssh, git"/>
</node>
<node CREATED="1472128634961" FOLDED="true" ID="ID_908146324" MODIFIED="1472388150813" POSITION="right" TEXT="分支管理
Git的分支是与众不同的,无论创建、切换和删除分支,Git在1秒钟之内就能完成!无论你的版本库是1个文件还是1万个文件。">
<node CREATED="1472128771450" ID="ID_101698270" MODIFIED="1472225006638" TEXT="创建与合并分支">
<node CREATED="1472225006593" ID="ID_1846552689" MODIFIED="1472225036783" TEXT="Fast forward 模式的merge">
<node CREATED="1472223305835" ID="ID_633140460" MODIFIED="1472223322858">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/branch.png" />
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1472223331050" ID="ID_1561372113" MODIFIED="1472223722575" TEXT="git checkout -b dev //create a new branch named dev, and switch to it
-b表示创建+切换,相当于
git branch dev
git checkout dev
git branch //show current branch
git merge dev //merge the change from dev to master
git branch -d dev //remove branch dev"/>
</node>
<node CREATED="1472128780314" ID="ID_1789132277" MODIFIED="1472128783702" TEXT="解决冲突">
<node CREATED="1472224146955" ID="ID_1662127243" MODIFIED="1472224182952">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/conflict.png" />
</body>
</html></richcontent>
</node>
<node CREATED="1472224152954" ID="ID_534011021" MODIFIED="1472224334135" TEXT="当Git无法自动合并分支时,就必须首先解决冲突。解决冲突后,再提交,合并完成。
git log --graph --pretty=oneline --abbrev-commit 看到分支合并图"/>
</node>
<node CREATED="1472128784721" ID="ID_721735508" MODIFIED="1472128795198" TEXT="分支管理策略">
<node CREATED="1472224624940" ID="ID_31854556" MODIFIED="1472224647560" TEXT="Fast forward合并看不出来合并的历史"/>
<node CREATED="1472224652747" ID="ID_166210347" MODIFIED="1472224712343" TEXT="git merge --no-ff dev -m "xxx" //禁用Fast forward">
<node CREATED="1472224740653" ID="ID_578300223" MODIFIED="1472224752320">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/no_FastForward.png" />
</body>
</html></richcontent>
</node>
</node>
<node CREATED="1472224772484" ID="ID_114505204" MODIFIED="1472224978753" TEXT="合并后,我们用git log看看分支历史">
<node CREATED="1472224980507" ID="ID_1624704357" MODIFIED="1472224986519" TEXT="$ git log --graph --pretty=oneline --abbrev-commit
* 7825a50 merge with no-ff
|\
| * 6224937 add merge
|/
* 59bc1cb conflict fixed
...."/>
</node>
<node CREATED="1472224826291" ID="ID_683593409" MODIFIED="1472224934160" TEXT="正常的团队合作的分支策略:
master用于发布稳定的版本
dev用于合并每个开发人员的提交
每个开发人员有自己的分支,在其上完成自己的开发">
<node CREATED="1472224936011" ID="ID_17941111" MODIFIED="1472224965681">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/team_branch.png" />
</body>
</html></richcontent>
</node>
</node>
</node>
<node CREATED="1472128795978" ID="ID_358931948" MODIFIED="1472128799342" TEXT="Bug分支">
<node CREATED="1472225314862" ID="ID_407756584" MODIFIED="1472225316136" TEXT="我们会通过创建新的bug分支进行修复,然后合并,最后删除;"/>
<node CREATED="1472225317549" ID="ID_252623210" MODIFIED="1472225742938" TEXT="如果当前工作没有完成
git stash //储藏自己的工作区
git stash pop //恢复工作区
git stash list //查看储藏的工作区列表
git stash apply //恢复但不从列表中删除
git stash drop //从列表中删除某个储藏的项目"/>
</node>
<node CREATED="1472128799730" ID="ID_827749110" MODIFIED="1472128805526" TEXT="Feature分支">
<node CREATED="1472225887958" ID="ID_27733722" MODIFIED="1472225893928" TEXT="开发一个新feature,最好新建一个分支;
如果要丢弃一个没有被合并过的分支,可以通过git branch -D <name>强行删除。"/>
</node>
<node CREATED="1472128805890" ID="ID_949152993" MODIFIED="1472128813326" TEXT="多人协作">
<node CREATED="1472226508318" ID="ID_1827005784" MODIFIED="1472226508318" TEXT="首先,可以试图用git push origin branch-name推送自己的修改;">
<node CREATED="1472226561693" ID="ID_1124719509" MODIFIED="1472226568922" TEXT="查看远程库信息,使用git remote -v"/>
<node CREATED="1472226584453" ID="ID_425049286" MODIFIED="1472226585657" TEXT="在本地创建和远程分支对应的分支,使用git checkout -b branch-name origin/branch-name,本地和远程分支的名称最好一致;"/>
</node>
<node CREATED="1472226508320" ID="ID_14002180" MODIFIED="1472226508320" TEXT="如果推送失败,则因为远程分支比你的本地更新,需要先用git pull试图合并;"/>
<node CREATED="1472226508323" ID="ID_1104782344" MODIFIED="1472226508323" TEXT="如果合并有冲突,则解决冲突,并在本地提交;"/>
<node CREATED="1472226508325" ID="ID_54298400" MODIFIED="1472226508325" TEXT="没有冲突或者解决掉冲突后,再用git push origin branch-name推送就能成功!"/>
<node CREATED="1472226508326" ID="ID_554935958" MODIFIED="1472226508326" TEXT="如果git pull提示“no tracking information”,则说明本地分支和远程分支的链接关系没有创建,用命令git branch --set-upstream branch-name origin/branch-name。"/>
</node>
</node>
<node CREATED="1472128645155" ID="ID_796138009" MODIFIED="1472370820026" POSITION="right" TEXT="标签管理
其实它就是指向某个commit的指针(跟分支很像对不对?但是分支可以移动,标签不能移动)">
<node CREATED="1472128822691" ID="ID_577643923" MODIFIED="1472128830366" TEXT="创建标签">
<node CREATED="1472371281458" ID="ID_920449061" MODIFIED="1472371936850" TEXT="git tag <tag_name> //在最新commit(即HEAD指向)的版本上创建一个tag
git log --pretty=oneline --abbrev-commit //查看历史
git tag <tag_name> <commit_id> //在指定版本上创建tag
git tag //列出所有的tag
git show <tag_name> //查看tag信息和其说明文字
git tag -a <tag_name> -m "description_text" <commit_id> //创建标签,指定标签名,说明文字
 git tag -s <tag_name> //创建tag的同时,通过-s用私钥签名一个标签(签名采用PGP签名)"/>
</node>
<node CREATED="1472128830666" ID="ID_459876594" MODIFIED="1472128835015" TEXT="操作标签">
<node CREATED="1472372004161" ID="ID_1393322433" MODIFIED="1472372228875" TEXT="git tag -d <tag_name> //删除某个tag
git push origin <tag_name> //默认tag是创建在本地,也可以推送至远程
git push origin --tags //推送所有的tag
===============================
删除远程的tag
git tag -d <tag_name> //删除本地tag
git push origin :/ref/tags/<tag_name> //删除远程的tag,将删除推送至远程"/>
</node>
</node>
<node CREATED="1472128649801" ID="ID_1284183" MODIFIED="1472128656726" POSITION="right" TEXT="使用GitHub">
<node CREATED="1472385726009" ID="ID_562505309" MODIFIED="1472385751410">
<richcontent TYPE="NODE"><html>
<head>
</head>
<body>
<img src="../Git/github.png" />
</body>
</html>
</richcontent>
</node>
<node CREATED="1472385753310" ID="ID_1642761911" MODIFIED="1472385826403" TEXT="你可以访问它的项目主页https://github.com/twbs/bootstrap,点“Fork”就在自己的账号下克隆了一个bootstrap仓库,然后,从自己的账号下clone:

git clone [email protected]:michaelliao/bootstrap.git"/>
</node>
<node CREATED="1472128657987" ID="ID_1022651387" MODIFIED="1472386342913" POSITION="right" TEXT="自定义Git
git config --global color.ui true //让git显示颜色">
<node CREATED="1472128840037" ID="ID_1176084291" MODIFIED="1472128845326" TEXT="忽略特殊文件">
<node CREATED="1472386374934" ID="ID_1081718891" MODIFIED="1472386391353" TEXT="忽略某些文件时,需要编写.gitignore; 
"/>
<node CREATED="1472386391354" ID="ID_1630224351" MODIFIED="1472386391356" TEXT="gitignore文件本身要放到版本库里,并且可以对.gitignore做版本管理!"/>
<node CREATED="1472386411053" ID="ID_1813573315" MODIFIED="1472386434946" TEXT="git check-ignore //检查规则哪里有问题"/>
<node CREATED="1472386452853" ID="ID_837418828" MODIFIED="1472386483818" TEXT="git check-ignore -v App.class //强行添加某个文件,即使该文件被ignore了"/>
</node>
<node CREATED="1472128845803" ID="ID_585298334" MODIFIED="1472128850207" TEXT="配置别名">
<node CREATED="1472386781127" ID="ID_661076258" MODIFIED="1472387216179" TEXT=".gitconfig
User-specific configuration file. Also called "global" configuration file."/>
<node CREATED="1472386768726" ID="ID_143962034" MODIFIED="1472387227018" TEXT=".git/config
Repository specific configuration file."/>
<node CREATED="1472387423529" ID="ID_1567488050" MODIFIED="1472387798210" TEXT="git config --global alias.st status
$ git config --global alias.co checkout
$ git config --global alias.ci commit
$ git config --global alias.br branch
$ git config --global alias.unstage 'reset HEAD'
git config --global alias.lg "log --color --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit""/>
<node CREATED="1472387821168" ID="ID_217567057" MODIFIED="1472387847442" TEXT="alias.new = !gitk --all --not ORIG_HEAD //感叹号后面的语句会被当做shell执行"/>
</node>
<node CREATED="1472128850819" ID="ID_711130679" MODIFIED="1472128858670" TEXT="搭建Git服务器">
<node CREATED="1472388044912" ID="ID_260798371" MODIFIED="1472388624044" TEXT="第一步
sudo apt-get install git"/>
<node CREATED="1472388053326" ID="ID_1090558128" MODIFIED="1472388634891" TEXT="第二步
sudo adduser git"/>
<node CREATED="1472388059335" ID="ID_328262964" MODIFIED="1472388736875" TEXT="第三步
ssh-keygen -t rsa -C "[email protected]" //create your SSH key
存放路径:.ssh/id_rsa, id_rsa.pub
把所有公钥(id_rsa.pub)导入到/home/git/.ssh/authorized_keys文件里,一行一个"/>
<node CREATED="1472388062807" ID="ID_1103803944" MODIFIED="1472388815379" TEXT="第四步
在目录/srv下:
sudo git init --bare sample.git">
<node CREATED="1472388816863" ID="ID_93279999" MODIFIED="1472388824507" TEXT="Git就会创建一个裸仓库,裸仓库没有工作区,因为服务器上的Git仓库纯粹是为了共享,所以不让用户直接登录到服务器上去改工作区,并且服务器上的Git仓库通常都以.git结尾。"/>
<node CREATED="1472388834416" ID="ID_583152224" MODIFIED="1472388851131" TEXT="把owner改为git:
 sudo chown -R git:git sample.git"/>
</node>
<node CREATED="1472388066968" ID="ID_1451550395" MODIFIED="1472388069715" TEXT="第五步">
<node CREATED="1472388879528" ID="ID_488696959" MODIFIED="1472388914099" TEXT="禁用shell,通过编辑/etc/passwd文件完成:
git:x:1001:1001:,,,:/home/git:/usr/bin/git-shell"/>
<node CREATED="1472388931615" ID="ID_656149504" MODIFIED="1472388933323" TEXT="git用户可以正常通过ssh使用git,但无法登录shell,因为我们为git用户指定的git-shell每次一登录就自动退出。"/>
</node>
<node CREATED="1472388592054" ID="ID_177478443" MODIFIED="1472388597003" TEXT="第六步">
<node CREATED="1472388945287" ID="ID_1783134707" MODIFIED="1472388960331" TEXT="克隆远程仓库
git clone git@server:/srv/sample.git"/>
</node>
<node CREATED="1472388972543" ID="ID_569190675" MODIFIED="1472388979106" TEXT="管理公钥">
<node CREATED="1472388994176" ID="ID_1252074828" LINK="../Git/https:/github.com/res0nat0r/gitosis" MODIFIED="1472389058620" TEXT="Gitosis"/>
</node>
<node CREATED="1472388984615" ID="ID_913131214" MODIFIED="1472388985891" TEXT="管理权限">
<node CREATED="1472389003785" ID="ID_1184929856" LINK="https://github.com/sitaramc/gitolite" MODIFIED="1472389080536" TEXT="Gitolite"/>
</node>
</node>
</node>
<node CREATED="1472128860027" ID="ID_1958615743" MODIFIED="1472128862582" POSITION="right" TEXT="总结"/>
</node>
</map>