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Install Ruby, Rails, MongoDB on Amazon EC2 Ubuntu image with Sample Applicaton
#amazon ec2 image
#ubuntu 10.10, 64bit : ami-cef405a7
#to add additional ebs storage to your instance
#goto volumes and create a volume in the same zone as the instance
#after it is created, attach the volume to the instance
Attachment Information:i-dbb12eb7:/dev/sdp (attached)
#ssh to ec2
ssh -i <key-file>.pem ubuntu@<ip-address-to-ec2>
#check filesystem
df -T
#format the new filesystem
sudo mkfs.ext4 /dev/<get-specific-name>
#ensure the new filesystem gets mounted on reboot
sudo vi /etc/fstab
<copy the last line and edit>
exit vi
#create the directory where it will be mounted
mkdir /home/ubuntu/data
#reboot to check
sudo reboot
#verify the new filesystem is properly mounted
df -T
----------------------------------------------------------------------------
Filesystem Type 1K-blocks Used Available Use% Mounted on
/dev/sda1 ext4 8256952 666092 7171432 9% /
none devtmpfs 296184 112 296072 1% /dev
none tmpfs 303396 0 303396 0% /dev/shm
none tmpfs 303396 48 303348 1% /var/run
none tmpfs 303396 0 303396 0% /var/lock
/dev/sdp ext4 5160576 141304 4757128 3% /home/ubuntu/data
----------------------------------------------------------------------------
#change ssh timeouts
sudo vi /etc/ssh/sshd_config
#add these settings
ClientAliveInterval 30
TCPKeepAlive yes
ClientAliveCountMax 99999
#restart ssh
sudo /etc/init.d/ssh restart
#add packages to base system
sudo apt-get update
sudo apt-get install build-essential
sudo apt-get install zlib1g-dev
sudo apt-get install tcl8.5
sudo apt-get install libreadline6 libreadline6-dev
sudo apt-get install libssl-dev
sudo apt-get install libcurl4-openssl-dev
#install git
wget http://kernel.org/pub/software/scm/git/git-1.7.4.tar.bz2
tar -jxvf git-1.7.4.tar.bz2
cd git-1.7.4
./configure
make
sudo make install
cd
#install rvm
bash < <( curl http://rvm.beginrescueend.com/releases/rvm-install-head )
vi .bashrc
#add these to .bashrc to show current ruby version and gemset
[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # This loads RVM into a shell session.
PS1="\$(~/.rvm/bin/rvm-prompt) $PS1"
#log out and back in so .bashrc settings can take effect
#install ruby
rvm install 1.9.2
#switch to version 1.9.2
rvm 1.9.2
#create gemset to install rails
rvm gemset create rails3
#set ruby 1.9.2 and rails3 gemset as default
rvm 1.9.2@rails3 --default
#test ruby installation
irb
exit
#install rails
gem install rails
#install mongo in user directory
cd /home/ubuntu/data
sudo mkdir mongodb
sudo chown ubuntu:ubuntu mongodb
cd mongodb
#get mongodb
wget http://fastdl.mongodb.org/linux/mongodb-linux-x86_64-1.6.5.tgz
gunzip mongodb-linux-i686-1.6.5.tgz
tar -xvf mongodb-linux-i686-1.6.5.tar
ln -s mongodb-linux-i686-1.6.5 mongodb
#directory of database files
mkdir db
#directory of log files
mkdir log
#setting up initialization scripts
cd /etc/init.d
sudo vi mongodb
<paste in MongoDB script below>
exit vi
#make file executable
sudo chmod +x mongodb
#setup runtime links
sudo update-rc.d mongodb defaults
#reboot to make sure it all works well
sudo reboot
#make sure log and data files are present and process is running
#setup vi environment
#get rails vi plugin
wget https://github.com/tpope/vim-rails/tarball/master --no-check-certificate
#rename it
mv master tpope-vim-rails.tar.gz
#extract and untar
gunzip tpope-vim-rails.tar.gz
tar -xvf tpope-vim-rails.tar
cd tpope-vim-rails
#install
rake install
#go to home directory and create/edit .vimrc file
cd
vi .vimrc
#sample .vimrc file
set nocompatible
syntax on
filetype plugin indent on
" set number " enable line numbers
set wrap! " turn off word wrapping
set smartindent " enable smart indent
set tabstop=2 " set tab character
set expandtab " turn tabs into whitespace
set shiftwidth=2 " indent width for autoindent
filetype indent on " indent depends on filetype
colorscheme desert " setting color scheme
" turn on incremental search with ignore case
set incsearch
set ignorecase
set smartcase
#!/bin/sh
#
# init.d script with LSB support.
#
# Copyright (c) 2007 Javier Fernandez-Sanguino <[email protected]>
#
# This is free software; you may redistribute it and/or modify
# it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2,
# or (at your option) any later version.
#
# This is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License with
# the Debian operating system, in /usr/share/common-licenses/GPL; if
# not, write to the Free Software Foundation, Inc., 59 Temple Place,
# Suite 330, Boston, MA 02111-1307 USA
#
### BEGIN INIT INFO
# Provides: mongodb
# Required-Start: $network $local_fs
# Required-Stop:
# Should-Start: $named
# Should-Stop:
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: An object/document-oriented database
# Description: MongoDB is a high-performance, open source, schema-free
# document-oriented data store that's easy to deploy, manage
# and use. It's network accessible, written in C++ and offers
# the following features:
#
# * Collection oriented storage - easy storage of object-
# style data
# * Full index support, including on inner objects
# * Query profiling
# * Replication and fail-over support
# * Efficient storage of binary data including large
# objects (e.g. videos)
# * Auto-sharding for cloud-level scalability (Q209)
#
# High performance, scalability, and reasonable depth of
# functionality are the goals for the project.
### END INIT INFO
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/home/ubuntu/data/mongodb/mongodb/bin/mongod
DATA=/home/ubuntu/data/mongodb/db
NAME=mongodb
DESC=database
if test ! -x $DAEMON; then
echo "Could not find $DAEMON"
exit 0
fi
if test ! -x $DATA; then
mkdir $DATA || exit 0
fi
. /lib/lsb/init-functions
LOGDIR=/home/ubuntu/data/mongodb/log
PIDFILE=/var/run/$NAME.pid
DIETIME=10 # Time to wait for the server to die, in seconds
# If this value is set too low you might not
# let some servers to die gracefully and
# 'restart' will not work
LOGFILE=$LOGDIR/$NAME.log # Server logfile
DAEMON_OPTS="--dbpath $DATA --logpath $LOGFILE --logappend run"
# Include mongodb defaults if available
if [ -f /etc/default/$NAME ] ; then
. /etc/default/$NAME
fi
DAEMONUSER=ubuntu
# Check that the user exists (if we set a user)
# Does the user exist?
if [ -n "$DAEMONUSER" ] ; then
if getent passwd | grep -q "^$DAEMONUSER:"; then
# Obtain the uid and gid
DAEMONUID=`getent passwd |grep "^$DAEMONUSER:" | awk -F : '{print $3}'`
DAEMONGID=`getent passwd |grep "^$DAEMONUSER:" | awk -F : '{print $4}'`
else
log_failure_msg "The user $DAEMONUSER, required to run $NAME does not exist."
exit 1
fi
fi
set -e
running_pid() {
# Check if a given process pid's cmdline matches a given name
pid=$1
name=$2
[ -z "$pid" ] && return 1
[ ! -d /proc/$pid ] && return 1
cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1`
# Is this the expected server
[ "$cmd" != "$name" ] && return 1
return 0
}
running() {
# Check if the process is running looking at /proc
# (works for all users)
# No pidfile, probably no daemon present
[ ! -f "$PIDFILE" ] && return 1
pid=`cat $PIDFILE`
running_pid $pid $DAEMON || return 1
return 0
}
start_server() {
# Start the process using the wrapper
if [ -z "$DAEMONUSER" ] ; then
start-stop-daemon --background --start --quiet --pidfile $PIDFILE \
--make-pidfile --exec $DAEMON -- $DAEMON_OPTS
errcode=$?
else
# if we are using a daemonuser then change the user id
start-stop-daemon --background --start --quiet --pidfile $PIDFILE \
--make-pidfile --chuid $DAEMONUSER \
--exec $DAEMON -- $DAEMON_OPTS
errcode=$?
fi
return $errcode
}
stop_server() {
# Stop the process using the wrapper
if [ -z "$DAEMONUSER" ] ; then
start-stop-daemon --stop --quiet --pidfile $PIDFILE
rm $PIDFILE
errcode=$?
else
# if we are using a daemonuser then look for process that match
start-stop-daemon --stop --quiet --pidfile $PIDFILE \
--user $DAEMONUSER \
--exec $DAEMON
errcode=$?
fi
return $errcode
}
reload_server() {
[ ! -f "$PIDFILE" ] && return 1
pid=pidofproc $PIDFILE # This is the daemon's pid
# Send a SIGHUP
kill -USR1 $pid
return $?
}
force_stop() {
# Force the process to die killing it manually
[ ! -e "$PIDFILE" ] && return
if running ; then
kill -15 $pid
# Is it really dead?
sleep "$DIETIME"s
if running ; then
kill -9 $pid
sleep "$DIETIME"s
if running ; then
echo "Cannot kill $NAME (pid=$pid)!"
exit 1
fi
fi
fi
rm -f $PIDFILE
}
case "$1" in
start)
log_daemon_msg "Starting $DESC $NAME"
# Check if it's running first
if running ; then
log_progress_msg "apparently already running"
log_end_msg 0
exit 0
fi
if start_server ; then
# NOTE: Some servers might die some time after they start,
# this code will detect this issue if STARTTIME is set
# to a reasonable value
[ -n "$STARTTIME" ] && sleep $STARTTIME # Wait some time
if running ; then
# It's ok, the server started and is running
log_end_msg 0
else
# It is not running after we did start
log_end_msg 1
fi
else
# Either we could not start it
log_end_msg 1
fi
;;
stop)
log_daemon_msg "Stopping $DESC" "$NAME"
if running ; then
# Only stop the server if we see it running
errcode=0
stop_server || errcode=$?
log_end_msg $errcode
else
# If it's not running don't do anything
log_progress_msg "apparently not running"
log_end_msg 0
exit 0
fi
;;
force-stop)
# First try to stop gracefully the program
$0 stop
if running; then
# If it's still running try to kill it more forcefully
log_daemon_msg "Stopping (force) $DESC" "$NAME"
errcode=0
force_stop || errcode=$?
log_end_msg $errcode
fi
;;
restart|force-reload)
log_daemon_msg "Restarting $DESC" "$NAME"
errcode=0
stop_server || errcode=$?
# Wait some sensible amount, some server need this
[ -n "$DIETIME" ] && sleep $DIETIME
start_server || errcode=$?
[ -n "$STARTTIME" ] && sleep $STARTTIME
running || errcode=$?
log_end_msg $errcode
;;
status)
log_daemon_msg "Checking status of $DESC" "$NAME"
if running ; then
log_progress_msg "running"
log_end_msg 0
else
log_progress_msg "apparently not running"
log_end_msg 1
exit 1
fi
;;
# Use this if the daemon cannot reload
reload)
log_warning_msg "Reloading $NAME daemon: not implemented, as the daemon"
log_warning_msg "cannot re-read the config file (use restart)."
;;
# And this if it cann
#reload)
#
# If the daemon can reload its config files on the fly
# for example by sending it SIGHUP, do it here.
#
# If the daemon responds to changes in its config file
# directly anyway, make this a do-nothing entry.
#
# log_daemon_msg "Reloading $DESC configuration files" "$NAME"
# if running ; then
# reload_server
# if ! running ; then
# Process died after we tried to reload
# log_progress_msg "died on reload"
# log_end_msg 1
# exit 1
# fi
# else
# log_progress_msg "server is not running"
# log_end_msg 1
# exit 1
# fi
#;;
*)
N=/etc/init.d/$NAME
echo "Usage: $N {start|stop|force-stop|restart|force-reload|status}" >&2
exit 1
;;
esac
exit 0
#create main directory
mkdir rails
#generate demo application
rails new demo --skip-active-record
cd demo
#add mongo driver and extenstion to Gemfile
vi Gemfile
gem "mongo_mapper"
gem "bson_ext"
#install the gems in the Gemfile
bundle install
#add this initialization file
vi config/initializers/mongo.rb
#paste this into mongo.rb file
MongoMapper.connection = Mongo::Connection.new('localhost', 27017)
MongoMapper.database = "#myapp-#{Rails.env}"
if defined?(PhusionPassenger)
PhusionPassenger.on_event(:starting_worker_process) do |forked|
MongoMapper.connection.connect if forked
end
end
#sample model file using mongomapper.
#it has just one field, name, of type String
class Person
include MongoMapper::Document
key :name, String
end
#the controllers and views are standard rails
#use passenger to start up the application
gem install passenger
passenger start
#to test model before writing controllers or views
rails console
#add something to your model
ruby-1.9.2-p136 :001 > Tag.create(:name => 'chyld', :created_at => Time.now.utc, :updated_at => Time.now.utc + 10)
#query your model
ruby-1.9.2-p136 :002 > Tag.all
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