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$LOAD_PATH.unshift("#{File.dirname(__FILE__)}/../")
require 'json'
require 'yaml'
module StackMate
class CloudStackFactory
def self.print_class(class_name,create_tag,required_fields,optional_fields,create_async,delete_tag,delete_id_tag,delete_async)
async={}
async[true] = 'make_async_request'
async[false] = 'make_sync_request'
create_request = async[create_async]
delete_request = async[delete_async]
api_name = class_name
tag_name = class_name
resource_tag = "result_obj['#{class_name}'.downcase]"
class_name = class_name+"Ops" if ((class_name.include?("VirtualMachine") && create_tag.include?("start")) || (class_name.include?("Volume") && create_tag.include?("attach")))
tag_name = "UserVM" if class_name.include?("VirtualMachine")
id_tag = 'id'
if (class_name.eql?("SecurityGroupIngress") || class_name.include?("SecurityGroupEgress"))
gress = class_name.gsub("SecurityGroup","").downcase
id_tag = 'ruleid'
resource_tag = "result_obj['securitygroup']['#{gress}rule'.downcase][0]"
end
if(class_name.eql?("EgressFirewallRule"))
resource_tag = "result_obj['firewallrule']"
end
str = ""
str = str + "require 'stackmate/participants/cloudstack'\n"
str = str + "\nmodule StackMate\n"
str = str + " class CloudStack" + class_name + " < CloudStackResource\n"
#puts str
str = str + "
include Logging
include Intrinsic
include Resolver
def create
logger.debug(\"Creating resource \#{@name}\")
workitem[@name] = {}
name_cs = workitem['StackName'] + '-' + @name
args={}
begin\n"
#get required fields
#treat maps differently
required_fields.each do |required,type|
if required.eql?("name")
str = str + " args['#{required}'] = workitem['StackName'] +'-' +get_#{required}\n"
else
str = str + " args['#{required}'] = get_#{required}\n"
end
end
#populate optional fields
optional_fields.each do |optional,type|
if optional.eql?("name")
str = str + " args['#{optional}'] = workitem['StackName'] +'-' +get_#{optional} if @props.has_key?('#{optional}')\n"
elsif optional.eql?("iptonetworklist")
str = str + "
if @props.has_key?('iptonetworklist')
ipnetworklist = get_iptonetworklist
#split
list_params = ipnetworklist.split(\"&\")
list_params.each do |p|
fields = p.split(\"=\")
args[fields[0]] = fields[1]
end
end\n"
else
str = str + " args['#{optional}'] = get_#{optional} if @props.has_key?('#{optional}')\n"
end
end
#make API call, populate workitem object
str = str + "
logger.info(\"Creating resource \#{@name} with following arguments\")
p args
result_obj = #{create_request}('#{create_tag}#{api_name}',args)
resource_obj = " + resource_tag + "\n
#doing it this way since it is easier to change later, rather than cloning whole object
resource_obj.each_key do |k|
val = resource_obj[k]
if('#{id_tag}'.eql?(k))
k = 'physical_id'
end
workitem[@name][k] = val
end
set_tags(@props['tags'],workitem[@name]['physical_id'],\"#{tag_name}\") if @props.has_key?('tags')
set_metadata if workitem['Resources'][@name].has_key?('Metadata')
workitem['ResolvedNames'][@name] = name_cs
workitem['IdMap'][workitem[@name]['physical_id']] = @name
"
#set ip address for VMs
str = str + "workitem[@name][:PrivateIp] = resource_obj['nic'][0]['ipaddress']\n" if class_name.eql?("VirtualMachine")
#raise error if some required field is missing
str = str + "
rescue NoMethodError => nme
logger.error(\"Create request failed for resource #{@name}. Cleaning up the stack\")
raise nme
rescue Exception => e
logger.error(e.message)
raise e
end
"
#end method
str = str +"
end
"
str = str + "
def delete
logger.debug(\"Deleting resource \#{@name}\")
begin
physical_id = workitem[@name]['physical_id'] if !workitem[@name].nil?
if(!physical_id.nil?)
args = {'#{delete_id_tag}' => physical_id
}
result_obj = #{delete_request}('#{delete_tag}#{class_name}',args)
if (!(result_obj['error'] == true))
logger.info(\"Successfully deleted resource \#{@name}\")
else
workitem[@name]['delete_error'] = true
logger.info(\"CloudStack error while deleting resource \#{@name}\")
end
else
logger.info(\"Resource #{@name} not created in CloudStack. Skipping delete...\")
end
rescue Exception => e
logger.error(\"Unable to delete resorce \#{@name}\")
end
end
def on_workitem
@name = workitem.participant_name
@props = workitem['Resources'][@name]['Properties']
@props.downcase_key
@resolved_names = workitem['ResolvedNames']
if workitem['params']['operation'] == 'create'
create
else
delete
end
reply
end
"
#resolve
required_fields.each do |required,type|
str = str + "
def get_#{required}
resolved_#{required} = get_resolved(@props[\"#{required}\"],workitem)
if resolved_#{required}.nil? || !validate_param(resolved_#{required},\"#{type}\")
raise \"Missing mandatory parameter #{required} for resource \#{@name}\"
end
resolved_#{required}
end
"
end
#Just keep separate for now
optional_fields.each do |optional,type|
str = str +"
def get_#{optional}
resolved_#{optional} = get_resolved(@props['#{optional}'],workitem)
if resolved_#{optional}.nil? || !validate_param(resolved_#{optional},\"#{type}\")
raise \"Malformed optional parameter #{optional} for resource \#{@name}\"
end
resolved_#{optional}
end\n"
end
str = str + " end
end
"
File.open("lib/stackmate/participants/cloudstack_" + class_name.downcase + ".rb" ,"w") { |file| file.write(str)}
end
def self.meta_class(class_name,create_tag,required_fields,optional_fields,create_async,delete_tag,delete_id_tag,delete_async)
async={}
async[true] = 'make_async_request'
async[false] = 'make_sync_request'
create_request = async[create_async]
delete_request = async[delete_async]
str = " class CloudStack" + class_name + " < CloudStackResource"
str = str + "\n
include Logging
include Intrinsic
include Resolver
def create
logger.debug(\"Creating resource \#{@name}\")
workitem[@name] = {}
name_cs = workitem['StackName'] + '-' + @name
args={}
begin
"
#get required fields
required_fields.each do |required,type|
str = str + " args['#{required}'] = get_#{required}\n"
end
#populate optional fields
optional_fields.each do |optional,type|
str = str + " args['#{optional}'] = get_#{optional} if @props.has_key?('#{optional}')\n"
end
#raise error if some required field is missing
str = str + "
rescue Exception => e
#logging.error(\"Missing required parameter for resource \#{@name}\")
logger.error(e.message)
raise e
end
"
#make API call, populate workitem object
str = str + "
logger.info(\"Creating resource \#{@name} with following arguments\")
p args
result_obj = #{create_request}('#{create_tag}#{class_name}',args)
resource_obj = result_obj['#{class_name}'.downcase]
#doing it this way since it is easier to change later, rather than cloning whole object
resource_obj.each_key do |k|
val = resource_obj[k]
if('id'.eql?(k))
k = 'physical_id'
end
workitem[@name][k] = val
end
workitem['ResolvedNames'][@name] = name_cs
workitem['IdMap'][workitem[@name]['physical_id']] = @name
end
"
str = str + "
def delete
logger.debug(\"Deleting resource \#{@name}\")
begin
physical_id = workitem[@name]['physical_id']
if(!physical_id.nil?)
args = {'#{delete_id_tag}' => physical_id
}
result_obj = #{delete_request}('#{delete_tag}#{class_name}',args)
if (!result_obj.empty?)
logger.info(\"Successfully deleted resource \#{@name}\")
else
logger.info(\"CloudStack error while deleting resource \#{@name}\")
end
else
logger.info(\"Resource #{@name} not created in CloudStack. Skipping delete...\")
end
rescue Exception => e
logger.error(\"Unable to delete resorce \#{@name}\")
end
end
def on_workitem
@name = workitem.participant_name
@props = workitem['Resources'][@name]['Properties']
@resolved_names = workitem['ResolvedNames']
if workitem['params']['operation'] == 'create'
create
else
delete
end
reply
end
"
#resolve
required_fields.each do |required,type|
str = str + "
def get_#{required}
resolved_#{required} = get_resolved(@props[\"#{required}\"],workitem)
if resolved_#{required}.nil? || !validate_param(resolved_#{required},\"#{type}\")
raise \"Missing mandatory parameter #{required} for resource \#{@name}\"
end
resolved_#{required}
end
"
end
#Just keep separate for now
optional_fields.each do |optional,type|
str = str + "
def get_#{optional}
resolved_#{optional} = get_resolved(@props['#{optional}'],workitem)
if resolved_#{optional}.nil? || !validate_param(resolved_#{optional},\"#{type}\")
raise \"Malformed optional parameter #{optional} for resource \#{@name}\"
end
resolved_#{optional}
end
"
end
str = str + "end
"
eval(str)
end
#CloudStackFactory.create_class("VPC",{},{})
#CloudStackFactory.print_class("VPC","create",["name","networkdomain","cidr"],["displaytext","account"],"delete","vpcid")
end
end