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Code Releases Wiki Activity

feature #2911: Import VM Templates from vCenter

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This commit is contained in:
Ruben S. Montero 2014-09-22 12:36:39 +02:00
parent 7abb66321a
commit b034a3007c
2 changed files with 127 additions and 6 deletions
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78
src/cli/onevcenter
View File

@ -94,20 +94,20 @@ cmd=CommandParser::CmdParser.new(ARGV) do
end
begin
STDOUT.print "Connecting to vCenter: #{options[:vcenter]}..."
STDOUT.print "\nConnecting to vCenter: #{options[:vcenter]}..."
vc = VCenterDriver::VIClient.new_connection(
:user => options[:vuser],
:password => options[:vpass],
:host => options[:vcenter])
STDOUT.puts "done!"
STDOUT.print "done!\n\n"
STDOUT.print "Exploring vCenter resources..."
rs = vc.hierarchy
STDOUT.puts "done!"
STDOUT.print "done!\n\n"
rs.each {|dc, cluster|
STDOUT.print "Do you want to process datacenter #{dc} [y/n]? "
@ -142,6 +142,76 @@ cmd=CommandParser::CmdParser.new(ARGV) do
end
exit 0
#h = VCenterDriver::VCenterHost.to_one(vc)
end
templates_desc = <<-EOT.unindent
Import vCenter VM Templates into OpenNebula
EOT
command :templates, templates_desc, :options=>[ VCENTER, USER, PASS ] do
if options[:vuser].nil? ||
options[:vpass].nil? ||
options[:vcenter].nil?
STDERR.puts "vCenter connection parameters are mandatory to import"\
" VM templates:\n"\
"\t --vcenter vCenter hostname\n"\
"\t --vuser username to login in vcenter\n"\
"\t --vpass password for the user"
exit -1
end
begin
STDOUT.print "\nConnecting to vCenter: #{options[:vcenter]}..."
vc = VCenterDriver::VIClient.new_connection(
:user => options[:vuser],
:password => options[:vpass],
:host => options[:vcenter])
STDOUT.print "done!\n\n"
STDOUT.print "Looking for VM Templates..."
rs = vc.vm_templates
STDOUT.print "done!\n"
rs.each {|dc, tmps|
STDOUT.print "\nDo you want to process datacenter #{dc} [y/n]? "
next if STDIN.gets.strip.downcase != 'y'
if tmps.empty?
STDOUT.print " No VM Templates found in #{dc}...\n\n"
next
end
tmps.each{ |t|
STDOUT.print "\n * VM Template found:\n"\
" - Name : #{t[:name]}\n"\
" - UUID : #{t[:uuid]}\n"\
" - Cluster: #{t[:host]}\n"\
" Import this VM template [y/n]? "
next if STDIN.gets.strip.downcase != 'y'
one_t = ::OpenNebula::Template.new(
::OpenNebula::Template.build_xml, vc.one)
rc = one_t.allocate(t[:one])
if ::OpenNebula.is_error?(rc)
STDOUT.puts " Error creating template: #{rc.message}\n"
else
STDOUT.puts " OpenNebula template #{one_t.id} created!\n"
end
}
}
rescue Exception => e
STDOUT.puts "error: #{e.message}"
exit -1
end
exit 0
end
end

55
src/vmm_mad/remotes/vcenter/vcenter_driver.rb
View File

@ -42,7 +42,6 @@
module VCenterDriver
################################################################################
# This class represents a VCenter connection and an associated OpenNebula client
# The connection is associated to the VCenter backing a given OpenNebula host.
@ -128,7 +127,7 @@
# Builds a hash with the DataCenter / ClusterComputeResource hierarchy
# for this VCenter.
# @return [Hash] in the form
# { dc_name [String] => ClusterComputeResources [Array] }
# {dc_name [String] => ClusterComputeResources Names [Array - String]}
########################################################################
def hierarchy
vc_hosts = {}
@ -144,6 +143,39 @@
return vc_hosts
end
########################################################################
# Builds a hash with the Datacenter / VM Templates for this VCenter
# @return [Hash] in the form
# { dc_name [String] => }
########################################################################
def vm_templates
vm_templates = {}
@root.childEntity.each { |dc|
vms = dc.vmFolder.childEntity.grep(RbVmomi::VIM::VirtualMachine)
tmp = vms.select { |v| v.config.template == true }
one_tmp = []
tmp.each { |t|
vi_tmp = VCenterVm.new(self, t)
one_tmp << {
:name => vi_tmp.vm.name,
:uuid => vi_tmp.vm.config.uuid,
:host => vi_tmp.vm.runtime.host.parent.name,
:one => vi_tmp.to_one
}
}
vm_templates[dc.name] = one_tmp
}
return vm_templates
end
def self.translate_hostname(hostname)
host_pool = OpenNebula::HostPool.new(::OpenNebula::Client.new())
rc = host_pool.info
@ -365,6 +397,8 @@
################################################################################
class VCenterVm
attr_reader :vm
############################################################################
# Creates a new VIVm using a RbVmomi::VirtualMachine object
# @param vm_vi [RbVmomi::VirtualMachine] it will be used if not nil
@ -631,6 +665,23 @@
str_info << "NETTX=" << @net_tx.to_s
end
########################################################################
# Generates an OpenNebula Template for this VCenterVm
#
#
########################################################################
def to_one
str = "NAME = \"#{@vm.name}\"\n"\
"CPU = \"#{@vm.config.hardware.numCPU}\"\n"\
"vCPU = \"#{@vm.config.hardware.numCPU}\"\n"\
"MEMORY = \"#{@vm.config.hardware.memoryMB}\"\n"\
"PUBLIC_CLOUD = [\n"\
" TYPE =\"vcenter\",\n"\
" VM_TEMPLATE =\"#{@vm.config.uuid}\"\n"\
"]\n"\
"SCHED_REQUIREMENTS=\"NAME=\\\"#{@vm.runtime.host.parent.name}\\\"\"\n"
end
private
########################################################################