Downloading Python-3.4.3.tgz...
-> https://www.python.org/ftp/python/3.4.3/Python-3.4.3.tgz
Installing Python-3.4.3...
ERROR: The Python ssl extension was not compiled. Missing the OpenSSL lib?

Please consult to the Wiki page to fix the problem.
https://github.com/yyuu/pyenv/wiki/Common-build-problems

BUILD FAILED (OS X 10.11.2 using python-build 20150519)

$ brew install sqlite3
$ brew install readline
$ brew install openssl
$ brew install pyenv
$ export CFLAGS="-I$(brew --prefix openssl)/include"
$ export LDFLAGS="-L$(brew --prefix openssl)/lib -L$(brew --prefix sqlite3)/lib"
$ export CPPFLAGS="-I$(brew --prefix sqlite3)/include"
$ pyenv install 3.4.3

$ which python
/usr/local/bin/python

$ mv /usr/local/bin/python /usr/local/bin/python2.7.10

$ which pip
/usr/local/bin/pip

$ mv /usr/local/bin/pip /usr/local/bin/pip2.7

$ which python
/Users/kenzo/.pyenv/shims/python ←このように表示されればOK♪

// rootユーザで実行
$ sudo su
# cd /usr/local/src

// noipモジュール
# wget http://www.no-ip.com/client/linux/noip-duc-linux.tar.gz
# tar xzf noip-duc-linux.tar.gz
# cd noip-2.1.9
# make
# make install

// 起動スクリプト作成
# cp redhat.noip.sh /etc/init.d/noip
# chmod 755 /etc/init.d/noip

// 起動設定
# /sbin/chkconfig noip on

// 起動
# /etc/init.d/noip start

$ mysql -u root
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: NO)

// mysql停止
$ service mysqld stop

// rootユーザのアクセス権限が失われている
// → テーブル権限をスキップ(無視)して作業するオプション付きでセーフモードでmysql起動
$ mysqld_safe --skip-grant-tables &

// rootユーザでアクセス
$ mysql -u root

// 現状の権限設定テーブルを空にする
mysql> TRUNCATE TABLE mysql.user;
Query OK, 0 rows affected (0.00 sec)

// 権限反映
mysql> FLUSH PRIVILEGES;
Query OK, 0 rows affected (0.01 sec)

// rootユーザにlocalhostの全DBアクセス権限付与
mysql> GRANT ALL PRIVILEGES on *.* to root@localhost IDENTIFIED BY '(root's password)' WITH GRANT OPTION;
Query OK, 0 rows affected (0.01 sec)

// 権限反映
mysql> flush privileges;
Query OK, 0 rows affected (0.00 sec)

// 権限設定確認
mysql> SELECT host, user FROM mysql.user;

// mysql CLIモード停止 (Ctl+c)でもOK
mysql> quit;

// safe modeで起動させたmysql 関連psをkillする
$ ps aux | grep mysql | grep -v grep | awk '{print "kill -9", $2}'|sh

// mysql 起動
$ service mysqld start

// rootユーザでmysqlアクセス
$ mysql -u root -p(root's password)
mysql>

$ sudo yum install -y npm --enablerepo=epel

$ npm -v
1.3.6

$ sudo npm install -g hubot coffee-script yo generator-hubot

$ hubot -v
2.17.0

$ coffee -v
CoffeeScript version 1.10.0

$ mkdir mybot
$ cd mybot
$ yo hubot

? ==========================================================================
We're constantly looking for ways to make yo better!
May we anonymously report usage statistics to improve the tool over time?
More info: https://github.com/yeoman/insight & http://yeoman.io
========================================================================== (Y/n) n
                     _____________________________
                    /                             \
   //\              |      Extracting input for    |
  ////\    _____    |   self-replication process   |
 //////\  /_____\   \                             /
 ======= |[^_/\_]|   /----------------------------
  |   | _|___@@__|__
  +===+/  ///     \_\
   | |_\ /// HUBOT/\\
   |___/\//      /  \\
         \      /   +---+
          \____/    |   |
           | //|    +===+
            \//      |xx|

? Owner (User <user@example.com>) tech@xxxxxxxx.jp
? Bot name (mybot) hubot
? Description xxxxxxx's hubot
? Bot adapter slack
...
...
hubot-maps@0.0.2 node_modules/hubot-maps

$ ls
Procfile   bin                    hubot-scripts.json  package.json
README.md  external-scripts.json  node_modules        scripts

Error: EACCES, permission denied '/root/.config'
    at Object.fs.mkdirSync (fs.js:654:18)
    at sync (/usr/lib/node_modules/yo/node_modules/configstore/node_modules/mkdirp/index.js:71:13)
    at Function.sync (/usr/lib/node_modules/yo/node_modules/configstore/node_modules/mkdirp/index.js:77:24)
    at Object.create.all.get (/usr/lib/node_modules/yo/node_modules/configstore/index.js:38:13)
    at Object.Configstore (/usr/lib/node_modules/yo/node_modules/configstore/index.js:27:44)
    at new Insight (/usr/lib/node_modules/yo/node_modules/insight/lib/index.js:37:34)
    at Object.<anonymous> (/usr/lib/node_modules/yo/lib/cli.js:156:11)
    at Module._compile (module.js:456:26)
    at Object.Module._extensions..js (module.js:474:10)
    at Module.load (module.js:356:32)

# mkdir /root/.config
# chmod -R 0777 /root/.config

$ sudo npm install hubot-slack --save

$ echo '[]' > external-scripts.json

// confirm setting.
$ cat external-scripts.json
[]

$ vim bin/hubot

#!/bin/sh

set -e

npm install
export PATH="node_modules/.bin:node_modules/hubot/node_modules/.bin:$PATH"

# add start
export HUBOT_SLACK_TOKEN=xoxb-xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
export PORT=80
# add end

exec node_modules/.bin/hubot --name "hubot" "$@"

$ vim scripts/hello.coffee

# Description:
#   hubot basic command.
#
# Commands:
#   hubot who are you - I'm hubot!
#   hubot hello
#   hubot who am I - You are <user_name>
#   hubot what is this <*> - This is <$1>

module.exports = (robot) ->
  robot.respond /who are you/i, (msg) ->
    msg.send "I'm hubot!"

  robot.hear /HELLO$/i, (msg) ->
    msg.send "hello!"

  robot.respond /who am I/i, (msg) ->
    msg.send "You are #{msg.message.user.name}"

  robot.respond /what is this (.*)/i, (msg) ->
    msg.send "This is #{msg.match[1]}"

$ sudo bin/hubot -a slack

[Wed Jan 13 2016 13:43:08 GMT+0900 (JST)] INFO Connecting...
[Wed Jan 13 2016 13:43:10 GMT+0900 (JST)] INFO Logged in as hubot of RUBY GROUPE, but not yet connected
[Wed Jan 13 2016 13:43:11 GMT+0900 (JST)] INFO Slack client now connected

$ bin/hubot -a slack

[Wed Jan 13 2016 16:40:59 GMT+0900 (JST)] INFO Connecting...
[Wed Jan 13 2016 16:40:59 GMT+0900 (JST)] ERROR Error: listen EACCES
  at errnoException (net.js:905:11)
  at Server._listen2 (net.js:1024:19)
  at listen (net.js:1065:10)
  at net.js:1147:9
  at dns.js:72:18
  at process._tickCallback (node.js:442:13)

[Wed Jan 13 2016 16:41:00 GMT+0900 (JST)] INFO Logged in as hubot of RUBY GROUPE, but not yet connected
[Wed Jan 13 2016 16:41:02 GMT+0900 (JST)] INFO Slack client now connected

/invite @hubot

[me]    hubot hello
[hubot] hello!

$ sudo npm install --save forever

$ forever --version
v0.15.1

$ echo 'export PATH=$PATH:/home/<user>/mybot/node_modules/forever/bin' >> ~/.bashrc
$ source ~/.bashrc

// change to super user.
$ sudo su
# echo 'export PATH=$PATH:/home/<user>/mybot/node_modules/forever/bin' >> ~/.bashrc
# source ~/.bashrc
# echo $PATH
.......:/home/<user>/mybot/node_modules/forever/bin:......

$ sudo bin/hubot start

$ sudo bin/hubot stop

$ sudo bin/hubot restart

$ sudo su
# forever list

info:    Forever processes running
data:        uid  command script                           forever pid   id logfile                 uptime
data:    [0] sICk coffee  node_modules/.bin/hubot -a slack 30494   30496    /root/.forever/sICk.log 0:0:5:35.399

$ ps aux | grep hubot | grep -v grep

root     31144  0.3  3.1 723820 32392 ?        Ssl  17:58   0:00 /usr/bin/node /home/hu/mybot/node_modules/forever/bin/monitor node_modules/.bin/hubot
root     31146  1.1  6.7 979588 69196 ?        Sl   17:58   0:00 node node_modules/hubot/node_modules/.bin/coffee /home/hu/mybot/node_modules/.bin/hubot -a slack

// kill forcibly process
$ sudo kill -9 31146

# ps aux | grep hubot | grep -v grep | awk '{print "kill -9", $2}' | sh

$ sudo gem install -n /usr/local/bin cocoa pods

$ pod install
[!] Unable to load a specification for the plugin `/opt/homebrew-cask/Caskroom/cocoapods/0.37.0/CocoaPods.app/Contents/Resources/bundle/lib/ruby/gems/2.2.0/gems/cocoapods-plugins-install-0.0.1`
Analyzing dependencies

CocoaPods 1.0.0.beta.1 is available.
To update use: `sudo gem install cocoapods --pre`
[!] This is a test version we'd love you to try.

For more information see http://blog.cocoapods.org
and the CHANGELOG for this version http://git.io/BaH8pQ.

Downloading dependencies
Installing Realm (0.97.0)
Installing RealmSwift (0.97.0)
Generating Pods project
2015-12-31 10:51:38.680 ruby[6275:47591] [MT] DVTAssertions: ASSERTION FAILURE in /Library/Caches/com.apple.xbs/Sources/IDEFrameworks/IDEFrameworks-9548/IDEFoundation/Initialization/IDEInitialization.m:590
Details:  Assertion failed: _initializationCompletedSuccessfully
Function: BOOL IDEIsInitializedForUserInteraction()
Thread:   <NSThread: 0x7fc66d067980>{number = 1, name = main}
Hints: None
Backtrace:
  0  0x000000010e001f7f -[DVTAssertionHandler handleFailureInFunction:fileName:lineNumber:assertionSignature:messageFormat:arguments:] (in DVTFoundation)
  1  0x000000010e00170c _DVTAssertionHandler (in DVTFoundation)
  2  0x000000010e001978 _DVTAssertionFailureHandler (in DVTFoundation)
  3  0x000000010e0018da _DVTAssertionFailureHandler (in DVTFoundation)
  4  0x0000000110e5154d IDEIsInitializedForUserInteraction (in IDEFoundation)
  5  0x000000011393a631 +[PBXProject projectWithFile:errorHandler:readOnly:] (in DevToolsCore)
  6  0x000000011393c1b6 +[PBXProject projectWithFile:errorHandler:] (in DevToolsCore)
  7  0x00007fff93b2af14 ffi_call_unix64 (in libffi.dylib)
zsh: abort      pod install

# 既にインストール済みのCocoaPodsをアンインストールする
$ sudo gem uninstall cocoapods

# 再度 `cocoapods` をインストールする。
$ sudo gem install  -n /usr/local/bin cocoapods

$  pod install
Updating local specs repositories

CocoaPods 1.0.0.beta.1 is available.
To update use: `gem install cocoapods --pre`
[!] This is a test version we'd love you to try.

For more information see http://blog.cocoapods.org
and the CHANGELOG for this version http://git.io/BaH8pQ.

Analyzing dependencies
Downloading dependencies
Installing Realm (0.97.0)
Installing RealmSwift (0.97.0)
Generating Pods project
Integrating client project

[!] Please close any current Xcode sessions and use `Chapter6.xcworkspace` for this project from now on.
Sending stats
Pod installation complete! There is 1 dependency from the Podfile and 2 total pods
installed.

~/honki_swift/Chapter6/LESSON31/before/Chapter6

[~/honki_swift/Chapter6/LESSON31/before/Chapter6]$ tree -L 1
.
├── Chapter6
├── Chapter6.xcodeproj
├── Chapter6.xcworkspace
├── Podfile
├── Podfile.lock
└── Pods

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "ec2:Describe*",
                "ec2:DisassociateAddress",
                "ec2:AssociateAddress"
            ],
            "Resource": [
                "*"
            ]
        }
    ]
}

[Instance A & B ]# yum install -y git

[Instance A & B ]# git --version

git version 1.8.3.1

[Instance A & B ]# yum --disableexcludes=main install -y gcc
[Instance A & B ]# yum install -y gmp gmp-devel
[Instance A & B ]# yum install -y php php-mysql httpd libxml2-devel net-snmp net-snmp-devel curl-devel gettext
[Instance A & B ]# echo '<?php print_r($_SERVER["SERVER_ADDR"]); ?>' > /var/www/html/index.php
[Instance A & B ]# systemctl start httpd
[Instance A & B ]# systemctl enable httpd

# バックアップ確保
[Instance A & B ]# cp /etc/sysconfig/clock /etc/sysconfig/clock.org

# 再起動しても設定維持する様にする。
[Instance A & B ]# echo -e 'ZONE="Asia/Tokyo"\nUTC=false' > /etc/sysconfig/clock

# バックアップ確保
[Instance A & B ]# cp /etc/localtime /etc/localtime.org

# Asia/Tokyo を localtime に設定
[Instance A & B ]# ln -sf  /usr/share/zoneinfo/Asia/Tokyo /etc/localtime

[Instance A & B ]# date

[Instance A ]# uname -n
ip-10-0-0-10.ap-northeast-1.compute.internal

[Instance B ]# uname -n
ip-10-0-1-10.ap-northeast-1.compute.internal

[Instance A & B ]# vi /etc/hosts
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6

# 以下追加
10.0.0.20 ip-10-0-0-20.ap-northeast-1.compute.internal
10.0.1.20 ip-10-0-1-20.ap-northeast-1.compute.internal

[Instance A & B ]# yum -y install pcs fence-agents-all

[Instance A & B ]# pcs --version
0.9.143

[Instance A & B ]# pacemakerd --version
Pacemaker 1.1.13-10.el7
Written by Andrew Beekhof

[Instance A & B ]# corosync -v
Corosync Cluster Engine, version '2.3.4'
Copyright (c) 2006-2009 Red Hat, Inc.

[Instance A & B ]# passwd hacluster
ユーザー hacluster のパスワードを変更。
新しいパスワード:
新しいパスワードを再入力してください:
passwd: すべての認証トークンが正しく更新できました。

[Instance A & B ]# systemctl start pcsd
[Instance A & B ]# systemctl enable pcsd
[Instance A & B ]# systemctl status pcsd

[Instance A ]# pcs cluster auth ip-10-0-0-20.ap-northeast-1.compute.internal ip-10-0-1-20.ap-northeast-1.compute.internal
Username: hacluster
Password:
ip-10-0-1-20.ap-northeast-1.compute.internal: Authorized
ip-10-0-0-20.ap-northeast-1.compute.internal: Authorized

[Instance A ]# pcs cluster setup --name aws-cluster ip-10-0-0-20.ap-northeast-1.compute.internal ip-10-0-1-20.ap-northeast-1.compute.internal --force

Shutting down pacemaker/corosync services...
Redirecting to /bin/systemctl stop  pacemaker.service
Redirecting to /bin/systemctl stop  corosync.service
Killing any remaining services...
Removing all cluster configuration files...
ip-10-0-0-20.ap-northeast-1.compute.internal: Succeeded
ip-10-0-1-20.ap-northeast-1.compute.internal: Succeeded
Synchronizing pcsd certificates on nodes ip-10-0-0-20.ap-northeast-1.compute.internal, ip-10-0-1-20.ap-northeast-1.compute.internal...
ip-10-0-0-20.ap-northeast-1.compute.internal: Success
ip-10-0-1-20.ap-northeast-1.compute.internal: Success

Restaring pcsd on the nodes in order to reload the certificates...
ip-10-0-0-20.ap-northeast-1.compute.internal: Success
ip-10-0-1-20.ap-northeast-1.compute.internal: Success

[Instance A ]# pcs cluster start --all

ip-10-0-1-20.ap-northeast-1.compute.internal: Starting Cluster...
ip-10-0-0-20.ap-northeast-1.compute.internal: Starting Cluster...

[Instance A & B ]# rpm -iUvh http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-5.noarch.rpm
[Instance A & B ]# yum -y install python-pip
[Instance A & B ]# pip --version
pip 7.1.0 from /usr/lib/python2.7/site-packages (python 2.7)

[Instance A & B ]# pip install awscli
[Instance A & B ]# aws configure
AWS Access Key ID [None]: *********************
AWS Secret Access Key [None]: **************************************
Default region name [None]: ap-northeast-1
Default output format [None]: json

[Instance A & B ]# cd /tmp
[Instance A & B ]# git clone https://github.com/moomindani/aws-eip-resource-agent.git
[Instance A & B ]# cd aws-eip-resource-agent
[Instance A & B ]# sed -i 's/\${OCF_ROOT}/\/usr\/lib\/ocf/' eip
[Instance A & B ]# mv eip /usr/lib/ocf/resource.d/heartbeat/
[Instance A & B ]# chown root:root /usr/lib/ocf/resource.d/heartbeat/eip
[Instance A & B ]# chmod 0755 /usr/lib/ocf/resource.d/heartbeat/eip

[Instance A ]# pcs property set stonith-enabled=false

[Instance A ]# pcs property set no-quorum-policy=ignore

[Instance A ]# pcs property set crmd-transition-delay="0s"

[Instance A ]# pcs resource defaults resource-stickiness="INFINITY" migration-threshold="1"

[Instance A ]# pcs resource create eip ocf:heartbeat:eip \
    params \
        elastic_ip="52.192.203.215" \
    op start   timeout="60s" interval="0s"  on-fail="stop" \
    op monitor timeout="60s" interval="10s" on-fail="restart" \
    op stop    timeout="60s" interval="0s"  on-fail="block"

[Instance A ]# pcs config

pcs config
Cluster Name: aws-cluster
Corosync Nodes:
 ip-10-0-0-20.ap-northeast-1.compute.internal ip-10-0-1-20.ap-northeast-1.compute.internal
Pacemaker Nodes:
 ip-10-0-0-20.ap-northeast-1.compute.internal ip-10-0-1-20.ap-northeast-1.compute.internal

Resources:
 Resource: eip (class=ocf provider=heartbeat type=eip)
  Attributes: elastic_ip=52.192.203.215
  Operations: start interval=0s timeout=60s on-fail=stop (eip-start-interval-0s)
              monitor interval=10s timeout=60s on-fail=restart (eip-monitor-interval-10s)
              stop interval=0s timeout=60s on-fail=block (eip-stop-interval-0s)

Stonith Devices:
Fencing Levels:

Location Constraints:
Ordering Constraints:
Colocation Constraints:

Resources Defaults:
 resource-stickiness: INFINITY
 migration-threshold: 1
Operations Defaults:
 No defaults set

Cluster Properties:
 cluster-infrastructure: corosync
 cluster-name: aws-cluster
 crmd-transition-delay: 0s
 dc-version: 1.1.13-10.el7-44eb2dd
 have-watchdog: false
 no-quorum-policy: ignore
 stonith-enabled: false

[Instance A]# systemctl stop corosync

+----------+  Ping Request   +----------+
|          | <-------------- |          |
| Server A |                 | Server B |
|          | --------------> |          |
+----------+  Ping Response  +----------+

[Server A]# iptables -A INPUT -p icmp --icmp-type 8 -s <Server B の IP Address> -j ACCEPT
[Server A]# iptables -A OUTPUT -p icmp --icmp-type 0 -s <Server B の IP Address> -j ACCEPT
[Server A]# service iptables restart

[Server B]# ping <Server A の IP Address>

PING (<Server A の IP Address>): 56 data bytes
64 bytes from (<Server A の IP Address>): icmp_seq=0 ttl=58 time=4.411 ms
64 bytes from (<Server A の IP Address>): icmp_seq=1 ttl=58 time=4.079 ms
64 bytes from (<Server A の IP Address>): icmp_seq=2 ttl=58 time=4.027 ms
^C
--- (<Server A の IP Address>) ping statistics ---
3 packets transmitted, 3 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 4.027/4.172/4.411/0.170 ms