def shutdown(self, vcname):
"""
Shutdown the nodes of the specified virtual cluster.
:param vcname: Name of running virtual cluster
:return: True if cluster is shutdown, otherwise False
"""
nodes = self.get_cluster_status(vcname)
for node in nodes:
if nodes[node] == 'active':
print " Shutting down node %s" % node
exitcode=0
(out, exitcode) = pragma.utils.getRocksOutputAsList(
"stop host vm %s" % node)
if exitcode != 0:
sys.stderr.write("Problem shutting down node %s: %s\n" % (
node, "\n".join(out)))
sys.exit(1)
time.sleep(1)
nodes = self.get_cluster_status(vcname)
disks = ImageManager.get_disks(vcname)
for node in nodes:
if nodes[node] != 'nostate':
sys.stderr.write("Error, node %s not shut down\n" % node)
return False
ImageManager.wait_for_disk(vcname, disks[vcname])
return True
def shutdown(self, vcname):
"""
Shutdown the nodes of the specified virtual cluster.
:param vcname: Name of running virtual cluster
:return: True if cluster is shutdown, otherwise False
"""
nodes = self.get_cluster_status(vcname)
for node in nodes:
if nodes[node] == 'active':
print " Shutting down node %s" % node
exitcode = 0
(out, exitcode) = pragma.utils.getRocksOutputAsList(
"stop host vm %s" % node)
if exitcode != 0:
sys.stderr.write("Problem shutting down node %s: %s\n" %
(node, "\n".join(out)))
sys.exit(1)
time.sleep(1)
nodes = self.get_cluster_status(vcname)
disks = ImageManager.get_disks(vcname)
for node in nodes:
if nodes[node] != 'nostate':
sys.stderr.write("Error, node %s not shut down\n" % node)
return False
ImageManager.wait_for_disk(vcname, disks[vcname])
return True
def deploy(self, repository):
"""
Deploy the specified virtual cluster
:param repository: repository with xml in/out objects
:return:
"""
# get references to xml in/out objects and temp directory
vc_in = repository.getXmlInputObject(repository.cluster)
vc_out = repository.getXmlOutputObject()
temp_dir = repository.getStagingDir()
network_conf = [
'/etc/udev/rules.d/70-persistent-net.rules',
'/etc/sysconfig/network-scripts/ifcfg-eth*'
]
new_config = {
vc_out.filename: "/root/vc-out.xml"
}
image_manager = ImageManager.factory(vc_in, vc_out, temp_dir)
# prepare and boot frontend
image_manager.prepare_frontend(network_conf, new_config)
self.boot(image_manager.fe_name)
# prepare and boot computes
for node in vc_out.get_compute_names():
compute_config = {
vc_out.get_vc_out(node): "/root/vc-out.xml"
}
image_manager.prepare_compute(node, network_conf, compute_config)
self.boot(node)
image_manager.boot_cleanup()
def clean(self, vcname):
"""
Unallocate virtual cluster and clean up disks.
:param vcname: Name of virtual cluster to be cleaned
:return: True if clean was successful, otherwise False
"""
nodes = self.get_cluster_status(vcname)
for node in nodes:
if nodes[node] == 'active':
sys.stderr.write("Error: node %s still active; please shutdown cluster first.\n" % node)
return False
for node in nodes:
(out, exitcode) = pragma.utils.getRocksOutputAsList(
"list host vm %s showdisks=true" % node)
if exitcode != 0:
sys.stderr.write("Problem quering node %s: %s\n" % (
node, "\n".join(out)))
return False
fields = re.split("\s+", out[1])
if ImageManager.clean_disk(node, fields[6], fields[4]) == False:
sys.stderr.write("Problem cleaning disk of node %s\n" % node)
return False
print " Unallocating cluster %s" % vcname
(out, exitcode) = pragma.utils.getRocksOutputAsList(
"remove cluster %s" % vcname)
for line in out:
print " %s" % line
return True
def deploy(self, repository):
"""
Deploy the specified virtual cluster
:param repository: repository with xml in/out objects
:return:
"""
# get references to xml in/out objects and temp directory
vc_in = repository.getXmlInputObject(repository.cluster)
vc_out = repository.getXmlOutputObject()
temp_dir = repository.getStagingDir()
network_conf = [
'/etc/udev/rules.d/70-persistent-net.rules',
'/etc/sysconfig/network-scripts/ifcfg-eth*'
]
new_config = {vc_out.filename: "/root/vc-out.xml"}
image_manager = ImageManager.factory(vc_in, vc_out, temp_dir)
# prepare and boot frontend
image_manager.prepare_frontend(network_conf, new_config)
self.boot(image_manager.fe_name)
# prepare and boot computes
for node in vc_out.get_compute_names():
compute_config = {vc_out.get_vc_out(node): "/root/vc-out.xml"}
image_manager.prepare_compute(node, network_conf, compute_config)
self.boot(node)
image_manager.boot_cleanup()
def clean(self, vcname):
"""
Unallocate virtual cluster and clean up disks.
:param vcname: Name of virtual cluster to be cleaned
:return: True if clean was successful, otherwise False
"""
nodes = self.get_cluster_status(vcname)
for node in nodes:
if nodes[node] == 'active':
sys.stderr.write(
"Error: node %s still active; please shutdown cluster first.\n"
% node)
return False
for node in nodes:
(out, exitcode) = pragma.utils.getRocksOutputAsList(
"list host vm %s showdisks=true" % node)
if exitcode != 0:
sys.stderr.write("Problem quering node %s: %s\n" %
(node, "\n".join(out)))
return False
fields = re.split("\s+", out[1])
if ImageManager.clean_disk(node, fields[6], fields[4]) == False:
sys.stderr.write("Problem cleaning disk of node %s\n" % node)
return False
print " Unallocating cluster %s" % vcname
(out, exitcode) = pragma.utils.getRocksOutputAsList(
"remove cluster %s" % vcname)
for line in out:
print " %s" % line
return True
