Class: Hugo::Database

Inherits:
Object
  • Object
show all
Includes:
Mixin::ParamsValidate, Singleton
Defined in:
lib/hugo/database.rb

Overview

Lauch Database Servers

Constant Summary collapse

DEFAULT_SERVER = 
"DEFAULT"
DEFAULT_SIZE = 
5
DEFAULT_ZONE = 
'us-east-1c'

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Mixin::ParamsValidate

#set_or_return, #validate

Constructor Details

#initialize ⇒ Database

initialize defaults



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# File 'lib/hugo/database.rb', line 15

def initialize
  size DEFAULT_SIZE
  zone DEFAULT_ZONE
  server DEFAULT_SERVER
  db_security_group "default"
end

Instance Attribute Details

#rds ⇒ Object

Returns the value of attribute rds.



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# File 'lib/hugo/database.rb', line 12

def rds
  @rds
end

Instance Method Details

#clear ⇒ Object

clear attributes of database object



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# File 'lib/hugo/database.rb', line 42

def clear
  @user = nil
  @password = nil
  @server = nil
end

#db_security_group(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 106

def db_security_group(arg=nil)
  set_or_return(:db_security_group, arg, :kind_of => [String])     
end

#deploy ⇒ Object

deploy using AWS RDS

Raises:

  • (ArgumentError) 


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# File 'lib/hugo/database.rb', line 23

def deploy
  raise ArgumentError, "database.name Required" unless name
  raise ArgumentError, "database.server Required" unless server
  raise ArgumentError, "database.user Required" unless user
  raise ArgumentError, "database.password Required" unless password
  
  
  @rds = Hugo::Aws::Rds.find_or_create( :name => name,
                            :server => server,
                            :user => user,
                            :password => password,
                            :size => size,
                            :zone => zone,
                            :db_security_group => db_security_group
                             )
  self
end

#help ⇒ Object 



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# File 'lib/hugo/database.rb', line 48

def help
  
  x = <<HELP
Welcome to Hugo::Database
-------------------------

Required Methods:
-------------------------
name - Name of Database
server - Name of Server
user - A Valid User of RDS Server
password - A Valid Password of RDS Server    

Optional Methods:
-------------------------
size - Storage Size of you db server
zone - Zone of the AWS:RDS

HELP
  puts x
  x
end

#info ⇒ Object 



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# File 'lib/hugo/database.rb', line 71

def info
  { 
    :uri => @rds.uri, 
    :name => @rds.db,
    :user => @rds.user, 
    :password => @rds.password 
    } 
  
end

#name(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 82

def name(arg=nil)
  set_or_return(:name, arg, :kind_of => [String])     
end

#password(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 94

def password(arg=nil)
  set_or_return(:password, arg, :kind_of => [String])     
end

#server(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 86

def server(arg=nil)
  set_or_return(:server, arg, :kind_of => [String])     
end

#size(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 98

def size(arg=nil)
  set_or_return(:size, arg, :kind_of => [Integer])     
end

#user(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 90

def user(arg=nil)
  set_or_return(:user, arg, :kind_of => [String])     
end

#zone(arg = nil) ⇒ Object 



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# File 'lib/hugo/database.rb', line 102

def zone(arg=nil)
  set_or_return(:zone, arg, :kind_of => [String])     
end