Store 'clone' timestamps in Redis database

Using redis keys to store clone timestamps will allow for a global TTL
for VMs in the 'pending' pool; failed clones should be cleaned up and
retried after a set period of time (eg. 15m).
This commit is contained in:
Scott Schneider 2014-02-04 15:05:24 -08:00
parent 5f62a4eee0
commit 55ada2d80e
2 changed files with 105 additions and 10 deletions

View file

@ -100,6 +100,62 @@ class VsphereHelper
def find_vm_heavy vmname
begin
@connection.serviceInstance.CurrentTime
rescue
initialize()
end
vmname = vmname.is_a?(Array) ? vmname : [ vmname ]
containerView = get_base_vm_container_from @connection
propertyCollector = @connection.propertyCollector
objectSet = [{
:obj => containerView,
:skip => true,
:selectSet => [ RbVmomi::VIM::TraversalSpec.new({
:name => 'gettingTheVMs',
:path => 'view',
:skip => false,
:type => 'ContainerView'
}) ]
}]
propSet = [{
:pathSet => [ 'name' ],
:type => 'VirtualMachine'
}]
results = propertyCollector.RetrievePropertiesEx({
:specSet => [{
:objectSet => objectSet,
:propSet => propSet
}],
:options => { :maxObjects => nil }
})
vms = {}
results.objects.each do |result|
name = result.propSet.first.val
next unless vmname.include? name
vms[name] = result.obj
end
while results.token do
results = propertyCollector.ContinueRetrievePropertiesEx({:token => results.token})
results.objects.each do |result|
name = result.propSet.first.val
next unless vmname.include? name
vms[name] = result.obj
end
end
vms
end
def get_base_vm_container_from connection def get_base_vm_container_from connection
begin begin
connection.serviceInstance.CurrentTime connection.serviceInstance.CurrentTime

View file

@ -62,16 +62,17 @@ def check_pending_vm vm, pool, timeout
$redis.smove('vmware_host_pool__pending__'+pool, 'vmware_host_pool__ready__'+pool, vm) $redis.smove('vmware_host_pool__pending__'+pool, 'vmware_host_pool__ready__'+pool, vm)
$logger.log('s', "[>] [#{pool}] '#{vm}' moved to 'ready' queue") $logger.log('s', "[>] [#{pool}] '#{vm}' moved to 'ready' queue")
else end
if ( else
(host.runtime) and clone_stamp = $redis.hget('vmware_host_pool__vm__'+vm, 'clone')
(host.runtime.bootTime) and
((((Time.now - host.runtime.bootTime)/60).to_s[/^\d+\.\d{1}/].to_f) > timeout)
)
$redis.smove('vmware_host_pool__pending__'+pool, 'vmware_host_pool__completed__'+pool, vm)
$logger.log('d', "[!] [#{pool}] '#{vm}' marked as 'failed' after #{timeout} minutes") if (
end (clone_stamp) and
(((Time.now - Time.parse(clone_stamp))/60) > timeout)
)
$redis.smove('vmware_host_pool__pending__'+pool, 'vmware_host_pool__completed__'+pool, vm)
$logger.log('d', "[!] [#{pool}] '#{vm}' marked as 'failed' after #{timeout} minutes")
end end
end end
} }
@ -158,6 +159,7 @@ def clone_vm template, pool, folder, datastore
# Add VM to Redis inventory ('pending' pool) # Add VM to Redis inventory ('pending' pool)
$redis.sadd('vmware_host_pool__pending__'+vm['template'], vm['hostname']) $redis.sadd('vmware_host_pool__pending__'+vm['template'], vm['hostname'])
$redis.hset('vmware_host_pool__vm__'+vm['hostname'], 'clone', Time.now)
# Annotate with creation time, origin template, etc. # Annotate with creation time, origin template, etc.
configSpec = RbVmomi::VIM.VirtualMachineConfigSpec( configSpec = RbVmomi::VIM.VirtualMachineConfigSpec(
@ -213,6 +215,7 @@ def destroy_vm vm, pool
Thread.new { Thread.new {
$redis.srem('vmware_host_pool__completed__'+pool, vm) $redis.srem('vmware_host_pool__completed__'+pool, vm)
$redis.hdel('vmware_host_pool__active__'+pool, vm) $redis.hdel('vmware_host_pool__active__'+pool, vm)
$redis.del('vmware_host_pool__vm__'+vm)
host = $vsphere[pool].find_vm(vm) host = $vsphere[pool].find_vm(vm)
@ -234,6 +237,26 @@ def destroy_vm vm, pool
$logger.log('s', "[-] [#{pool}] '#{vm}' destroyed in #{finish} seconds") $logger.log('s', "[-] [#{pool}] '#{vm}' destroyed in #{finish} seconds")
$graphite.log("vcloud.destroy.#{pool}", finish) if defined? $graphite $graphite.log("vcloud.destroy.#{pool}", finish) if defined? $graphite
else
host = $vsphere[pool].find_vm_heavy(vm)[vm]
if (host)
if (
(host.runtime) and
(host.runtime.powerState) and
(host.runtime.powerState == 'poweredOn')
)
$logger.log('d', "[ ] [#{pool}] '#{vm}' is being shut down")
host.PowerOffVM_Task.wait_for_completion
end
host.Destroy_Task.wait_for_completion
finish = '%.2f' % (Time.now-start)
$logger.log('s', "[-] [#{pool}] '#{vm}' destroyed in #{finish} seconds")
$graphite.log("vcloud.destroy.#{pool}", finish) if defined? $graphite
end
end end
} }
end end
@ -299,7 +322,7 @@ def check_pool pool
# PENDING # PENDING
$redis.smembers('vmware_host_pool__pending__'+pool['name']).each do |vm| $redis.smembers('vmware_host_pool__pending__'+pool['name']).each do |vm|
pool['timeout'] ||= 10 pool['timeout'] ||= 15
if (inventory[vm]) if (inventory[vm])
begin begin
@ -318,11 +341,27 @@ def check_pool pool
$logger.log('s', "[!] [#{pool['name']}] '#{vm}' destroy appears to have failed") $logger.log('s', "[!] [#{pool['name']}] '#{vm}' destroy appears to have failed")
$redis.srem('vmware_host_pool__completed__'+pool['name'], vm) $redis.srem('vmware_host_pool__completed__'+pool['name'], vm)
$redis.hdel('vmware_host_pool__active__'+pool['name'], vm) $redis.hdel('vmware_host_pool__active__'+pool['name'], vm)
$redis.del('vmware_host_pool__vm__'+vm)
end end
else else
$logger.log('s', "[!] [#{pool['name']}] '#{vm}' not found in inventory, removing from 'completed' queue") $logger.log('s', "[!] [#{pool['name']}] '#{vm}' not found in inventory, removing from 'completed' queue")
$redis.srem('vmware_host_pool__completed__'+pool['name'], vm) $redis.srem('vmware_host_pool__completed__'+pool['name'], vm)
$redis.hdel('vmware_host_pool__active__'+pool['name'], vm) $redis.hdel('vmware_host_pool__active__'+pool['name'], vm)
$redis.del('vmware_host_pool__vm__'+vm)
end
end
# DISCOVERED
$redis.smembers('vmware_host_pool__discovered__'+pool['name']).each do |vm|
['pending', 'ready', 'running', 'completed'].each do |queue|
if ($redis.sismember('vmware_host_pool__'+queue+'__'+pool['name'], vm))
$logger.log('d', "[!] [#{pool['name']}] '#{vm}' found in '#{queue}', removing from 'discovered'")
$redis.srem('vmware_host_pool__discovered__'+pool['name'], vm)
end
end
if ($redis.sismember('vmware_host_pool__discovered__'+pool['name'], vm))
$redis.smove('vmware_host_pool__discovered__'+pool['name'], 'vmware_host_pool__completed__'+pool['name'], vm)
end end
end end