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feature #863: Log deploy operations, rollback deployment if post-boot fails

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This commit is contained in:
Ruben S. Montero 2011-11-26 01:41:56 +01:00
parent 0a191e113b
commit 476fb23c5c
1 changed files with 34 additions and 5 deletions
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39
src/vmm_mad/exec/one_vmm_exec.rb
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@ -53,12 +53,17 @@ class ExecDriver < VirtualMachineDriver
# DEPLOY action, sends the deployment file to remote host
def deploy(id, drv_message)
# ----------------------------------------------------------------------
# Initialization of deployment data
# ----------------------------------------------------------------------
data = decode(drv_message)
local_dfile = data.elements['LOCAL_DEPLOYMENT_FILE'].text
remote_dfile = data.elements['REMOTE_DEPLOYMENT_FILE'].text
host = data.elements['HOST'].text
host = data.elements['HOST'].text
net_drv = data.elements['NET_DRV'].text
if !local_dfile || File.zero?(local_dfile)
send_message(ACTION[:deploy],RESULT[:failure],id,
@ -78,11 +83,15 @@ class ExecDriver < VirtualMachineDriver
@remote_scripts_base_path,
log_method(id))
vnm = VirtualNetworkDriver.new(data.elements['NET_DRV'].text,
vnm = VirtualNetworkDriver.new(net_drv,
:local_actions => @options[:local_actions],
:message => data,
:ssh_stream => ssh)
:message => data,
:ssh_stream => ssh)
# ----------------------------------------------------------------------
# Execute pre-boot action of the network driver
# ----------------------------------------------------------------------
result, info = vnm.do_action(id, :pre)
if failed?(result)
@ -90,6 +99,12 @@ class ExecDriver < VirtualMachineDriver
return
end
log(id, "Successfully executed network driver #{net_drv} (pre-boot)")
# ----------------------------------------------------------------------
# Boot the VM
# ----------------------------------------------------------------------
result, domain_id = do_action("#{dfile} #{host}", id, host, :deploy,
:stdin => domain,
:ssh_stream => ssh,
@ -99,14 +114,28 @@ class ExecDriver < VirtualMachineDriver
return
end
log(id, "Successfully booted VM with id: #{domain_id}")
# ----------------------------------------------------------------------
# Execute post-boot action of the network driver
# ----------------------------------------------------------------------
result, info = vnm.do_action(id, :post)
#TODO: Need to rollback (VM is running) or send success and log error
if failed?(result)
log(id, "Failed to executed network driver #{net_drv} (post-boot)")
log(id, "Cancelling VM with id: #{domain_id}")
do_action("#{domain_id} #{host}", id, host, :cancel,
:ssh_stream => ssh,
:respond => false)
send_message(ACTION[:deploy],result,id,info)
return
end
log(id, "Successfully executed network driver #{net_drv} (post-boot)")
send_message(ACTION[:deploy],RESULT[:success],id,domain_id)
end