Mobile Convergence

////////////////////////////////////////////////

// 새로운 브랜치를 생성하고 checkout 한다 

$ git checkout -b shopping_cart

Switched to a new branch 'shopping_cart'

////////////////////////////////////////////////

// 원격 저장소로 브랜치를 push 한다 

$ git push origin shopping_cart

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

Total 0 (delta 0), reused 0 (delta 0)

To https://github.com/ysyun/pro_git.git

 * [new branch]      shopping_cart -> shopping_cart

// github에 새로운 브랜치가 추가 되었다. 

///////////////////////////////////////////////

// 새로운 파일을 추가하고 원격으로 push 한다 

$ touch cart.js

$ git add cart.js

$ git commit -m "add cart javascript file"

[shopping_cart 4856f8d] add cart javascript file

 0 files changed

 create mode 100644 cart.js

$ git push

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

Counting objects: 3, done.

Delta compression using up to 2 threads.

Compressing objects: 100% (2/2), done.

Writing objects: 100% (2/2), 245 bytes, done.

Total 2 (delta 1), reused 0 (delta 0)

To https://github.com/ysyun/pro_git.git

   f42a865..4856f8d  shopping_cart -> shopping_cart

///////////////////////////////////////////////

// 로컬 브랜치 내역 과 원격 브랜치 내역을 본다 

$ git branch

  master

* shopping_cart

$ git branch -r

  origin/HEAD -> origin/master

  origin/master

  origin/shopping_cart

////////////////////////////////////////////////////

// 로컬의 새로 추가한 shopping_cart 브랜치를 삭제한다

$ git checkout master

Switched to branch 'master'

$ git branch -d shopping_cart

error: The branch 'shopping_cart' is not fully merged.

If you are sure you want to delete it, run 'git branch -D shopping_cart'.

$ git branch -D shopping_cart

Deleted branch shopping_cart (was 4856f8d).

$ git branch

* master

///////////////////////////////////////////////

// 로컬에 이제 shopping_cart 브랜치가 없다 다시 복구 하고 싶다면

// 원격 저장소를 통하여 checkout 하면 된다 

$ git checkout shopping_cart

Branch shopping_cart set up to track remote branch shopping_cart from origin.

Switched to a new branch 'shopping_cart'

$ git branch

  master

* shopping_cart

///////////////////////////////////////////////

// 원격의 브랜치 내역을 보자

// 어떤 브랜치들이 존재하는지 한눈에 알 수 있다 

$ git remote show origin

* remote origin

  Fetch URL: https://github.com/ysyun/pro_git.git

  Push  URL: https://github.com/ysyun/pro_git.git

  HEAD branch: master

  Remote branches:

    master        tracked

    shopping_cart tracked

  Local branches configured for 'git pull':

    master        merges with remote master

    shopping_cart merges with remote shopping_cart

  Local refs configured for 'git push':

    master        pushes to master        (up to date)

    shopping_cart pushes to shopping_cart (up to date)

///////////////////////////////////////////////

// 원격에 있는 브랜치를 삭제 하자 

$ git push origin :shopping_cart

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

To https://github.com/ysyun/pro_git.git

 - [deleted]         shopping_cart

// shopping_cart 브랜치가 삭제되었음을 알 수 있다

$ git remote show origin

* remote origin

  Fetch URL: https://github.com/ysyun/pro_git.git

  Push  URL: https://github.com/ysyun/pro_git.git

  HEAD branch: master

  Remote branch:

    master tracked

  Local branch configured for 'git pull':

    master merges with remote master

  Local ref configured for 'git push':

    master pushes to master (up to date)

///////////////////////////////////////////////

// remote 브랜치 clean up 하기 

$ git remote prune origin

UserXP@NUKNALEA /d/Git_repositories/pro_git (master)

$ git remote show origin

* remote origin

  Fetch URL: https://github.com/ysyun/pro_git.git

  Push  URL: https://github.com/ysyun/pro_git.git

  HEAD branch: master

  Remote branch:

    master tracked

  Local branch configured for 'git pull':

    master merges with remote master

  Local ref configured for 'git push':

    master pushes to master (up to date)

/////////////////////////////////////////////////////////////////////

// 이미 github에는 README.md 파일이 수정되어 있음 (위 그림의 분홍색)

// "It was changed in Github directly by yun dowon" 메시지 commit

///////////////////////////////////////////////////////////////////////////////////////

// README.md  파일에 

// "checkout merge conflict with same file when another change it differently." 내용을 추가함

// (위 그림의 초록색 gregg로 보면 됨)

$ cat README.md

pro_git

=======

test pro git books

checkout merge conflict with same file when another change it differently.

// 추가된 내용을 commit 함 

$ git commit -am "change README.md"

[master fbf9382] change README.md

 1 file changed, 2 insertions(+), 1 deletion(-)

/////////////////////////////////////

// GitHub에 반영할려고 함 

$ git push

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

To https://github.com/ysyun/pro_git.git

 ! [rejected]        master -> master (non-fast-forward)

error: failed to push some refs to 'https://github.com/ysyun/pro_git.git'

hint: Updates were rejected because the tip of your current branch is behind

hint: its remote counterpart. Merge the remote changes (e.g. 'git pull')

hint: before pushing again.

hint: See the 'Note about fast-forwards' in 'git push --help' for details.

////////////////////////////////////////////////

// pull 을 수행 

$ git pull

remote: Counting objects: 5, done.

remote: Compressing objects: 100% (3/3), done.

remote: Total 3 (delta 1), reused 0 (delta 0)

Unpacking objects: 100% (3/3), done.

From https://github.com/ysyun/pro_git

   9ae6fb2..c917ae5  master     -> origin/master

Auto-merging README.md

CONFLICT (content): Merge conflict in README.md

Automatic merge failed; fix conflicts and then commit the result.

// 현재 상태를 확인

$ git status

# On branch master

# Your branch and 'origin/master' have diverged,

# and have 1 and 1 different commit each, respectively.

#

# Unmerged paths:

#   (use "git add/rm <file>..." as appropriate to mark resolution)

#

#       both modified:      README.md

#

no changes added to commit (use "git add" and/or "git commit -a")

////////////////////////////////////////////////////////////////

// README.md 파일이 GitHub내용과 Local 저장소 내용이 합쳐졌다

$ cat README.md

pro_git

=======

test pro git books

<<<<<<< HEAD

checkout merge conflict with same file when another change it differently.  <-- Local 저장소 내역

=======

It was changed in GitHub directly by yun dowon  <-- Remote 저장소 내역

>>>>>>> c917ae5f7787844b63826a460d82a998bad08a7f 

///////////////////////////////////////////

// 변집기를 통하여 직접 내용을 적절히 수정함

$ vi README.md

$ git status

# On branch master

# Your branch and 'origin/master' have diverged,

# and have 1 and 1 different commit each, respectively.

#

# Unmerged paths:

#   (use "git add/rm <file>..." as appropriate to mark resolution)

#

#       both modified:      README.md

#

no changes added to commit (use "git add" and/or "git commit -a")

///////////////////////

// 다시 commit을 한다 

$ git commit -a

[master f42a865] Merge branch 'master' of https://github.com/ysyun/pro_git

UserXP@NUKNALEA /d/Git_repositories/pro_git (master)

$ git status

# On branch master

# Your branch is ahead of 'origin/master' by 2 commits.

#

nothing to commit (working directory clean)

/////////////////////////////////////////////////

// conflict가 해결되었으면 다시 push 하여 통합한다

$ git push

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

Counting objects: 10, done.

Delta compression using up to 2 threads.

Compressing objects: 100% (6/6), done.

Writing objects: 100% (6/6), 734 bytes, done.

Total 6 (delta 3), reused 0 (delta 0)

To https://github.com/ysyun/pro_git.git

   c917ae5..f42a865  master -> master

////////////////////////

GitHub에 push된 내용 

//////////////////////////////////////////////////////

// cat branch를 만들고 cat으로 checkout 한다 (-b 옵션)

$ git branch -b cat

$ git branch

* cat

 master

///////////////////////////////////////////////////////////////

// 파일을 하나 만들고 commit 한다. 새로운 commit 이 생긴 것이다. 

$ echo "dowon" > cat.txt

$ git add cat.txt

$ git commit -m "add cat.txt"

[cat 1e6ea90] add cat.txt

The file will have its original line endings in your working directory.

 1 file changed, 1 insertion(+)

 create mode 100644 cat.txt

// cat branch안에 cat.txt 파일이 보인다

$ ls

README.md  build.gradle  cat.txt  todo.txt

// master branch로 이동을 한다 

$ git checkout master

Switched to branch 'master'

Your branch and 'origin/master' have diverged,

and have 1 and 3 different commits each, respectively.

////////////////////////////////////////////

// master에는 cat.txt 파일이 존재하지 않는다. 

$ ls

README.md  build.gradle  todo.txt

////////////////////

// merge를 수행한다

$ git merge cat

Updating 8ee3f5e..1e6ea90

Fast-forward

 cat.txt | 1 +

 1 file changed, 1 insertion(+)

 create mode 100644 cat.txt

$ git reset --soft HEAD^

// commit 했던 LICENSE 파일이 staged area에 존해함

$ git status

# On branch master

# Changes to be committed:

#   (use "git reset HEAD <file>..." to unstage)

#

#       new file:   LICENSE

#

// 새로운 파일을 만든다 

$ touch todo.txt

$ touch add todo.txt 

// 기존 commit에 todo.txt 파일 추가하기 

$ git commit --amend -m "new thing file"

[master 18b3bb7] new thing file

  1 file changed, 3 insertions(+)

 create mode 100644 todo.txt

 create mode 100644 LICENSE

//현재 commit 내역을 본다 

$ git log

commit 18b3bb76c5d16c76221d45b1bc61b483001191d4

Author: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Sun Jan 13 18:43:03 2013 +0900

    new thing file

commit 329db048ff7af2d417588e28da50a6c53fb1bd84

Author: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Thu Dec 27 11:07:26 2012 +0900

    add content in build.gradle

// 최신 commit 18b3bb76c5d16c76221d45b1bc61b483001191d4 을 삭제했다

$ git reset --hard HEAD^

HEAD is now at 329db04 add content in build.gradle

UserXP@NUKNALEA /d/Git_repositories/pro_git (master)

$ git log

commit 329db048ff7af2d417588e28da50a6c53fb1bd84

Author: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Thu Dec 27 11:07:26 2012 +0900

    add content in build.gradle

[jboss@host01 ~]$ w

 09:15:34 up 113 days,  6:32,  3 users,  load average: 0.05, 0.11, 0.10

USER     TTY         FROM           LOGIN@  IDLE   JCPU   PCPU   WHAT

jboss    pts/1        10.222.111.2     07:19     32:33    0.90s  0.83s    tail -100f xxxDomain.out

comc01 pts/0        10.222.111.2     Thu17   15:58m  0.11s  0.10s     vim company-log.log

jboss    pts/2        10.222.111.2     09:15     0.00s    0.01s  0.00s     w

// build.gradle 파일 

task helloworld << {

  println 'hello dowon'

}

$ git config --global alias.last 'log -l HEAD'

$ git last

commit 329db048ff7af2d417588e28da50a6c53fb1bd84

Author: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Thu Dec 27 11:07:26 2012 +0900

    add content in build.gradle

commit f856853c5b0ac53483f9d14fe1b3ec6ef0fdbca7

Author: 윤도원 (영식) <ysyun@yuwin.co.kr>

Date:   Thu Dec 27 11:01:23 2012 +0900

    Update build.gradle

commit 03ca40a6026b9144f15cc8988ad6539049d36486

Author: 윤도원 (영식) <ysyun@yuwin.co.kr>

Date:   Wed Dec 26 17:55:01 2012 -0800

    Create build.gradle

[alias]

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.cs "commit -s"

git config --global alias.last 'log -1 HEAD'

git config --global alias.visual '!gitk'

$ git tag -a v1.1 -m 'pro git version 1.1'

$ git tag

v1.1

$ git show v1.1

tag v1.1

Tagger: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Tue Jan 8 19:40:20 2013 +0900

pro git version 1.1

commit 329db048ff7af2d417588e28da50a6c53fb1bd84

Author: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Thu Dec 27 11:07:26 2012 +0900

    add content in build.gradle

$ git tag v1.1w

$ git tag

v1.1

v1.1w

// 단순히 커밋 정보만 보여준다

$ git show

commit 329db048ff7af2d417588e28da50a6c53fb1bd84

Author: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Thu Dec 27 11:07:26 2012 +0900

    add content in build.gradle

 $ git tag -v v1.1

object 329db048ff7af2d417588e28da50a6c53fb1bd84

type commit

tag v1.1

tagger Yun DoWon <ysyun@yuwin.co.kr> 1357641620 +0900

pro git version 1.1

error: no signature found

error: could not verify the tag 'v1.1'

$ git log --pretty=oneline

329db048ff7af2d417588e28da50a6c53fb1bd84 add content in build.gradle

f856853c5b0ac53483f9d14fe1b3ec6ef0fdbca7 Update build.gradle

03ca40a6026b9144f15cc8988ad6539049d36486 Create build.gradle

49c657f59b787b0ee8409782cd1d5ff16b78033d Initial commit

// 메시지를 -m을 넣지 않으면 하기와 같이 오류 발생함

$ git tag -a v1.2 03ca40a

fatal: no tag message?

$ git tag -a v1.0.1 03ca40a -m 'v1.0.1'

$ git tag

v1.0.1

v1.1

v1.1w

$ git show v1.0.1

tag v1.0.1

Tagger: Yun DoWon <ysyun@yuwin.co.kr>

Date:   Tue Jan 8 19:57:06 2013 +0900

v1.0.1

commit 03ca40a6026b9144f15cc8988ad6539049d36486

Author: 윤도원 (영식) <ysyun@yuwin.co.kr>

Date:   Wed Dec 26 17:55:01 2012 -0800

    Create build.gradle

$ git push origin v1.1

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

Counting objects: 1, done.

Writing objects: 100% (1/1), 169 bytes, done.

Total 1 (delta 0), reused 0 (delta 0)

To https://github.com/ysyun/pro_git.git

 * [new tag]         v1.1 -> v1.1

$ git push origin --tags

Username for 'https://github.com':

Password for 'https://ysyun@yuwin.co.kr@github.com':

Counting objects: 1, done.

Writing objects: 100% (1/1), 159 bytes, done.

Total 1 (delta 0), reused 0 (delta 0)

To https://github.com/ysyun/pro_git.git

 * [new tag]         v1.0.1 -> v1.0.1

 * [new tag]         v1.1w -> v1.1w

java -jar ./jenkins.war

/**

* Module dependencies.

*/

var express = require('express')

, routes = require('./routes');

var mongoose = require('mongoose');

var Schema = mongoose.Schema;

mongoose.connect('mongodb://localhost/mydb');

var UserSchema = new Schema({ // MVC controller

age : Number,

name: String,

sex: Boolean

});

var UserModel = mongoose.model('users', UserSchema); // Model ---> collection

var app = module.exports = express.createServer();

// Configuration

app.configure(function(){

app.set('views', __dirname + '/views');

app.set('view engine', 'jade');

app.use(express.bodyParser());

app.use(express.methodOverride());

app.use(app.router);

app.use(express.static(__dirname + '/public'));

});

app.configure('development', function(){

app.use(express.errorHandler({ dumpExceptions: true, showStack: true }));

});

app.configure('production', function(){

app.use(express.errorHandler());

});

// Routes

app.get('/', routes.index);

app.param('name', function (req, res, next, name) {

UserModel.find({ name: name }, function (err, docs) {

req.user = docs[0];

next();

});

});

app.get('/users/:name', function (req, res) {

// res.json({ user: req.user });

res.render('./show',{ title: 'Express User',user: req.user });

});

app.get('/users/:name/edit', function (req, res) {

res.render('./edit',{ title: 'Express User',user: req.user });

});

app.get('/users', function (req, res) {

// res.json({ user: req.user });

UserModel.find({},function(err,docs) {

res.render('./users', { title: 'Express User', users: docs });

});

});

app.get('/user/new', function (req, res) {

res.render('new',{layout:false}); //,user:{name:'',age:0,sex:false}}); //,{ title: 'Express User'});

});

app.del('/users/:name', function (req, res) {

UserModel.remove({ name: req.params.name }, function (err) {

res.redirect('/users');

});

});

app.post('/users', function (req, res) {

var b = req.body;

new UserModel({

name: b.name,

age: b.age,

sex:b.sex

}).save(function (err, user) {

if (err) res.json(err);

res.redirect('/users/' + user.name);

});

});

app.put('/users/:name/edit', function (req, res) {

var b = req.body;

UserModel.update(

{ name: req.params.name },

{ name: b.name, age: b.age, sex: b.sex },

function (err) {

res.redirect('/users/' + b.name);

}

);

});

app.listen(process.env.port || 3000);

console.log("Express server listening on port %d in %s mode", app.address().port, app.settings.env);

h1 Edit User

form(method='POST', action('/users/#{user.name}'))

input(type='hidden',name='_method',value='PUT')

p Name:

input#name(type='text', name='name', value='#{user.name}')

p Age:

input#age(type='number', name='age', value='#{user.age}')

p Sex:

input#sex(type='boolean', name='sex', value='#{user.sex}')

p

button(type='submit') Update

h1 New User

form(method='POST', action= '/users')

p Name:

input#name(type='text',name='name')

p Age:

input#age(type='number',name='age')

p Sex:

input#sex(type='boolean',name='sex')

p 

button(type='submit') Create

h1 #{user.name}

ul

li Age: #{user.age}

li Sex: #{user.sex}

ul

li: a(href='/users/#{user.name}/edit') Edit

li

form(action='/users/#{user.name}' , method='POST')

input(type='hidden',name='_method',value='DELETE')

button(type='submit') Delete

h1 All Users

ul

each user in users

li: a(href='/users/#{user.name}') #{user.name} #{user.age} #{user.sex}

$ ./mongod --shardsvr --dbpath /home/dowon/MongoDB/sdb01 --port 10000

Fri Jan  4 22:25:03 

Fri Jan  4 22:25:03 warning: 32-bit servers don't have journaling enabled by default. Please use --journal if you want durability.

.. 중략 ...

Fri Jan  4 22:25:03 [initandlisten] build info: Linux domU-12-31-39-01-70-B4 2.6.21.7-2.fc8xen #1 SMP Fri Feb 15 12:39:36 EST 2008 i686 BOOST_LIB_VERSION=1_49

Fri Jan  4 22:25:03 [initandlisten] options: { dbpath: "/home/dowon/MongoDB/sdb01", port: 10000, shardsvr: true }

Fri Jan  4 22:25:03 [websvr] admin web console waiting for connections on port 11000

$ ./mongo

MongoDB shell version: 2.2.2

connecting to: test

mongos> use admin

switched to db admin

mongos> db

admin

mongos> show dbs

config 0.046875GB

////////////////////////////////

// 10000 port mongodb로 들어가자

// 이것은 10000 port의 mongodb로 direct 들어가는 것이다. 

$ ./mongo localhost:10000

MongoDB shell version: 2.2.2

connecting to: localhost:10000/test

> show dbs

local (empty)

testShard 0.0625GB

> use testShard

switched to db testShard

> db

testShard

> show collections

people

system.indexes

> db.people.find();

{ "_id" : 1, "age" : 11, "name" : "dowon1", "sex" : false }

{ "_id" : 2, "age" : 22, "name" : "dowon2", "sex" : true }

{ "_id" : 3, "age" : 33, "name" : "dowon3", "sex" : false }

$ ./mongod -dbpath /home/dowon/MongoDB/db01 --master &

만일 db가 비정상 종료되었다면 

$ ./mongod -dbpath /home/dowon/MongoDB/db01 --master --repair &

수행후에 다시 $ ./mongod -dbpath /home/dowon/MongoDB/db01 --master & 를 수행한다. 

... 하기 메세지 나오면 정상 부팅

Fri Jan  4 19:29:59 [initandlisten] Unable to check for journal files due to: boost::filesystem::basic_directory_iterator constructor: No such file or directory: "/home/dowon/MongoDB/db01/journal"

Fri Jan  4 19:29:59 [initandlisten] waiting for connections on port 27017

Fri Jan  4 19:29:59 [websvr] admin web console waiting for connections on port 28017

$ ./mongod --dbpath /home/dowon/MongoDB/db02 --port 27018 --slave --source localhost:27017 &

...

Fri Jan  4 19:12:46 [initandlisten] Unable to check for journal files due to: boost::filesystem::basic_directory_iterator constructor: No such file or directory: "/home/dowon/MongoDB/db02/journal"

Fri Jan  4 19:12:46 [initandlisten] waiting for connections on port 27018   <-- 정상 부팅

Fri Jan  4 19:12:46 [websvr] admin web console waiting for connections on port 28018

// 하기 메세지는 master에 있는 데이터 파일을 slave로 복사해 온다. 마치 git의 pull과 유사한 느낌 ^^ 

Fri Jan  4 19:12:47 [FileAllocator] done allocating datafile /home/dowon/MongoDB/db02/local.ns, size: 16MB,  took 0.001 secs

Fri Jan  4 19:12:48 [FileAllocator] allocating new datafile /home/dowon/MongoDB/db02/local.0, filling with zeroes...

Fri Jan  4 19:12:48 [replslave] build index done.  scanned 0 total records. 0 secs

// db02 디렉토리에 가보면 db01에 있던 데이터베이스 mydb가 copy되어 있는 것을 볼 수 있다. 

Fri Jan  4 19:12:48 [replslave] resync: dropping database mydb

Fri Jan  4 19:12:48 [replslave] resync: cloning database mydb to get an initial copy

Fri Jan  4 19:12:48 [FileAllocator] allocating new datafile /home/dowon/MongoDB/db02/mydb.ns, filling with zeroes...

Fri Jan  4 19:12:48 [FileAllocator] done allocating datafile /home/dowon/MongoDB/db02/mydb.ns, size: 16MB,  took 0.045 secs

Fri Jan  4 19:12:49 [replslave] resync: done with initial clone for db: mydb

Fri Jan  4 19:12:49 [FileAllocator] done allocating datafile /home/dowon/MongoDB/db02/mydb.1, size: 32MB,  took 0.085 secs

//////////////////////////////////////

// Replica Set 을 1개 만든다 

$ ./mongod --replSet dowon01 --port 30000 --dbpath /home/dowon/MongoDB/db11

$ ./mongod --replSet dowon01 --port 40000 --dbpath /home/dowon/MongoDB/db12

$ ./mongod --replSet dowon01 --port 50000 --dbpath /home/dowon/MongoDB/db13

// 하기 환경설정관련 에러가 나온다 (정상 - 아직 환경설정 안했기 때문에 ^^)

... 중략 ...

Fri Jan 25 23:14:06 [rsStart] replSet can't get local.system.replset config from self or any seed (EMPTYCONFIG)

Fri Jan 25 23:14:23 [initandlisten] connection accepted from 127.0.0.1:34440 #1 (1 connection now open)

Fri Jan 25 23:14:26 [rsStart] replSet can't get local.system.replset config from self or any seed (EMPTYCONFIG)

// mongo client 접속 하기

[dowon@localhost mongodb]$ ./mongo localhost:30000

MongoDB shell version: 2.2.2

connecting to: localhost:30000/test

> show dbs

local (empty)

> exit

bye

[dowon@localhost mongodb]$ ./mongo localhost:40000

MongoDB shell version: 2.2.2

connecting to: localhost:40000/test

> show dbs

local (empty)

> exit

bye

[dowon@localhost mongodb]$ ./mongo localhost:50000

MongoDB shell version: 2.2.2

connecting to: localhost:50000/test

> show dbs

local (empty)

///////////////////////////////////////////////////

// PRIMARY + SECONDARY Replica Set 만들기 

[dowon@localhost mongodb]$ ./mongo localhost:30000

MongoDB shell version: 2.2.2

connecting to: localhost:30000/test

> var config={_id:'dowon01', members:[{_id:0, host:30000},

... {_id:1, host:40000}^C

// 환경 객체를 만든다 

> var config={_id:'dowon01', members:[

    {_id:0, host:'localhost:30000'},

    {_id:1, host:'localhost:40000'},

    {_id:2, host:'localhost:50000'}]

  }

// replica set을 초기화 한다. 

> rs.initiate(config);

{

"info" : "Config now saved locally.  Should come online in about a minute.",

"ok" : 1

}

// 3000 port의 메세지를 보면 다음과 같다. 

// 1) config 없을 때 나오는 메세지이다. 

Fri Jan  4 21:20:29 [rsStart] replSet can't get local.system.replset config from self or any seed (EMPTYCONFIG)

Fri Jan  4 21:20:39 [rsStart] replSet can't get local.system.replset config from self or any seed (EMPTYCONFIG)

// 2) rs.initiate를 수행하면 하기와 같은 메세지가 나온다. 

Fri Jan  4 21:20:44 [conn2] replSet replSetInitiate admin command received from client

Fri Jan  4 21:20:44 [conn2] replSet replSetInitiate config object parses ok, 3 members specified

Fri Jan  4 21:20:44 [conn2] replSet replSetInitiate all members seem up

Fri Jan  4 21:20:44 [conn2] ******

Fri Jan  4 21:20:44 [conn2] replSet info saving a newer config version to local.system.replset

Fri Jan  4 21:20:44 [conn2] replSet saveConfigLocally done

Fri Jan  4 21:20:44 [conn2] replSet replSetInitiate config now saved locally.  Should come online in about a minute.

Fri Jan  4 21:20:44 [conn2] command admin.$cmd command: { replSetInitiate: { _id: "dowon01", members: [ { _id: 0.0, host: "localhost:30000" }, { _id: 1.0, host: "localhost:40000" }, { _id: 2.0, host: "localhost:50000" } ] } } ntoreturn:1 keyUpdates:0 locks(micros) W:431969 reslen:112 477ms

Fri Jan  4 21:20:49 [rsStart] replSet I am localhost:30000

Fri Jan  4 21:20:49 [rsStart] replSet STARTUP2

Fri Jan  4 21:20:49 [rsHealthPoll] replSet member localhost:40000 is up

Fri Jan  4 21:20:49 [rsHealthPoll] replSet member localhost:50000 is up

Fri Jan  4 21:20:50 [initandlisten] connection accepted from 127.0.0.1:43880 #3 (2 connections now open)

Fri Jan  4 21:20:50 [rsSync] replSet SECONDARY

[dowon@localhost mongodb]$ ./mongo localhost:40000

MongoDB shell version: 2.2.2

connecting to: localhost:40000/test

... 중략

dowon01:SECONDARY> show collections

Fri Jan  4 21:31:33 uncaught exception: error: { "$err" : "not master and slaveOk=false", "code" : 13435 }

dowon01:SECONDARY> 

// 30000 port mongoDB를 down시키고 4000 port의 mongo client에서 enter를 치면 하기와 같이 primary로 바뀐다. 

dowon01:PRIMARY> 

// Primary 이므로 CRUD가 가능해 진다.