Class: Iravat::IrEC2InstanceInitializer

Inherits:
Object
  • Object
show all
Defined in:
lib/ec2/ir_ec2_instance_initializer.rb

Overview

require ‘./ir_module’

Instance Method Summary collapse

Constructor Details

#initialize(instanceIDToCheck) ⇒ IrEC2InstanceInitializer

Returns a new instance of IrEC2InstanceInitializer.



7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
# File 'lib/ec2/ir_ec2_instance_initializer.rb', line 7

def initialize(instanceIDToCheck)
  @logger = IrLogger.new(self.class.name).getLog4rLogger()
  awsConfig=IrAwsConfigManager.new(IRAVAT_AWS_CONFIG_XML_PATH)
  awsConfig.loadConfigurationFile()
  @awsKeyID=awsConfig.getPathFromXML("/ChipMonkAWSConfigs/AWSAccessKey/AWSAccessKey")
  @awsSecretKey=awsConfig.getPathFromXML("/ChipMonkAWSConfigs/AWSAccessKey/AWSAccessSecretKey")
  @maxRetries=Integer(awsConfig.getPathFromXML("/ChipMonkAWSConfigs/EC2/MaxRetriesToCheckRunning"))
  @minRetryInterval=Integer(awsConfig.getPathFromXML("/ChipMonkAWSConfigs/EC2/MaxRetriesToCheckRunning"))
  @sshKeyPath=awsConfig.getPathFromXML("/ChipMonkAWSConfigs/EC2/SSHKeyPathToLogin")
  @dirCopyPath=awsConfig.getPathFromXML("/ChipMonkAWSConfigs/EC2/BundlePathToCopy")
  @scriptToExecute=awsConfig.getPathFromXML("/ChipMonkAWSConfigs/EC2/BundleInitScriptToExecute")
  @s3ToolMountS3=awsConfig.getPathFromXML("/ChipMonkAWSConfigs/EC2/S3ToolInstanceName")
  @instanceID=instanceIDToCheck
  @logger.info("Checking for instance id" + instanceIDToCheck)
end

Instance Method Details

#error_ec2(err) ⇒ Object

common error handler for RightScale Lib



24
25
26
27
28
 
# File 'lib/ec2/ir_ec2_instance_initializer.rb', line 24

def error_ec2 (err)
    err.errors.each do |e|
      @logger.error(err.errors)
    end
end

#initializationSetupOnEC2(userName, password, s3UserStorageName) ⇒ Object 



77
78
 
# File 'lib/ec2/ir_ec2_instance_initializer.rb', line 77

def initializationSetupOnEC2(userName, password, s3ToolStorageName)
end

#waitForEC2InstanceToGetRunning ⇒ Object 



30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
 
# File 'lib/ec2/ir_ec2_instance_initializer.rb', line 30

def waitForEC2InstanceToGetRunning()
  #return true when successful
  #return false when unsuccessful and log the error
  #errors can be
  #    No instance found for the instance ID
  #    Unable to connect to Amazon with the mentioned accesskey
  #    Able to connect to AWS but instance state is not running
  begin
    ec2   = RightAws::Ec2.new(@awsKeyID,@awsSecretKey)
    if(ec2.nil?)
      @logger.error("Failed to create an access to EC2")
      return false
    end
    i = 0
    while i < @maxRetries
      awsInstances=ec2.describe_instances([@instanceID])
      if awsInstances.nil?
        @logger.error("Failed to initialize the instance " + @instanceID + 
                        " instance details could not be fetched ")
        return false
      end
      if awsInstances.length <= 0
           @logger.error("Failed to initialize the instance " + @instanceID + 
                        " instance details could not be correctly fetched ")
        return false
      end       


      awsInstances.each do |awsInstance|
        if( awsInstance[:aws_state] == "running" and awsInstance[:aws_instance_id] == @instanceID)
          @publicDomainName=awsInstance[:dns_name]  
          #we are done as we have got the state as running from AWS
          return true
        end
      end
      @logger.debug ("put to retry" )
      sleep @minRetryInterval
    end
    @logger.error("Failed to get the instance " + @instanceID + " running!!!")
    return false
    
    rescue RightAws::AwsError => err 
      self.error_ec2(err)
      return false
  end    
end