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authorNikolas Hermanns <nikolas.hermanns@ericsson.com>2016-03-04 10:01:22 +0100
committerSzilard Cserey <szilard.cserey@gmail.com>2016-03-09 17:44:10 +0000
commit1ef2a5abcdacf3274e4ed17c612835ae10cb34d8 (patch)
tree2309fbe29bc86713b44c77e5589d1e0cb14249e8
parentaac8573f454109c98fa2af1e5ed05c1d1b19829b (diff)
Make number of cpus configurable in dha file
Some compones of openstack produce a lot of CPU load. With this commit it is possible to make more use of the Hypervisor where the virtual nodes runs on. Change-Id: Ide567dd0823c5526171c29073f2a36aa5f27d4b6
-rw-r--r--deploy/cloud/deploy.py4
-rw-r--r--deploy/config/labs/devel-pipeline/elx/fuel/config/dha.yaml5
-rw-r--r--deploy/dea.py8
-rw-r--r--deploy/dha_adapters/hardware_adapter.py5
-rw-r--r--deploy/environments/execution_environment.py8
-rw-r--r--deploy/environments/libvirt_environment.py12
-rw-r--r--deploy/environments/virtual_fuel.py3
7 files changed, 32 insertions, 13 deletions
diff --git a/deploy/cloud/deploy.py b/deploy/cloud/deploy.py
index 3d3017e42..07d5d578f 100644
--- a/deploy/cloud/deploy.py
+++ b/deploy/cloud/deploy.py
@@ -43,8 +43,8 @@ class Deploy(object):
def assign_roles_to_cluster_node_ids(self):
self.node_roles_dict = {}
for blade, node in self.blade_node_dict.iteritems():
- if self.dea.get_node_role(blade):
- roles = commafy(self.dea.get_node_role(blade))
+ if self.dea.get_node_roles(blade):
+ roles = commafy(self.dea.get_node_roles(blade))
self.node_roles_dict[node] = (roles, blade)
def configure_environment(self):
diff --git a/deploy/config/labs/devel-pipeline/elx/fuel/config/dha.yaml b/deploy/config/labs/devel-pipeline/elx/fuel/config/dha.yaml
index e70d8ca82..851509871 100644
--- a/deploy/config/labs/devel-pipeline/elx/fuel/config/dha.yaml
+++ b/deploy/config/labs/devel-pipeline/elx/fuel/config/dha.yaml
@@ -36,3 +36,8 @@ disks:
fuel: 100G
controller: 100G
compute: 100G
+
+number_cpus:
+ # Entry is not mandatory! If it is left empty
+ # the default is 2 cpus per node
+ controller: 2
diff --git a/deploy/dea.py b/deploy/dea.py
index b5b63f7cc..1ac048e06 100644
--- a/deploy/dea.py
+++ b/deploy/dea.py
@@ -65,9 +65,15 @@ class DeploymentEnvironmentAdapter(object):
if node['id'] == node_id and property_name in node:
return node[property_name]
- def get_node_role(self, node_id):
+ def get_node_roles(self, node_id):
return self.get_node_property(node_id, 'role')
+ def get_node_main_role(self, node_id, fuel_node_id):
+ if node_id == fuel_node_id:
+ return 'fuel'
+ roles = self.get_node_roles(node_id)
+ return 'controller' if 'controller' in roles else 'compute'
+
def get_node_ids(self):
node_ids = []
for node in self.dea_struct['nodes']:
diff --git a/deploy/dha_adapters/hardware_adapter.py b/deploy/dha_adapters/hardware_adapter.py
index 2cd5ab842..55bb4002e 100644
--- a/deploy/dha_adapters/hardware_adapter.py
+++ b/deploy/dha_adapters/hardware_adapter.py
@@ -58,3 +58,8 @@ class HardwareAdapter(object):
def get_disks(self):
return self.dha_struct['disks']
+
+ def get_number_cpus(self, role):
+ role_cpus_dict = self.dha_struct.get('number_cpus')
+ if role_cpus_dict:
+ return role_cpus_dict.get(role)
diff --git a/deploy/environments/execution_environment.py b/deploy/environments/execution_environment.py
index 38e5bcdf7..c2e7a0b23 100644
--- a/deploy/environments/execution_environment.py
+++ b/deploy/environments/execution_environment.py
@@ -50,7 +50,7 @@ class ExecutionEnvironment(object):
for file in disk_files:
delete(file)
- def define_vm(self, vm_name, temp_vm_file, disk_path):
+ def define_vm(self, vm_name, temp_vm_file, disk_path, number_cpus):
log('Creating VM %s with disks %s' % (vm_name, disk_path))
with open(temp_vm_file) as f:
vm_xml = etree.parse(f)
@@ -60,10 +60,14 @@ class ExecutionEnvironment(object):
uuids = vm_xml.xpath('/domain/uuid')
for uuid in uuids:
uuid.getparent().remove(uuid)
+ if number_cpus:
+ vcpus = vm_xml.xpath('/domain/vcpu')
+ for vcpu in vcpus:
+ vcpu.text = str(number_cpus)
disks = vm_xml.xpath('/domain/devices/disk')
for disk in disks:
if (disk.get('type') == 'file' and
- disk.get('device') == 'disk'):
+ disk.get('device') == 'disk'):
sources = disk.xpath('source')
for source in sources:
disk.remove(source)
diff --git a/deploy/environments/libvirt_environment.py b/deploy/environments/libvirt_environment.py
index 2a09117bc..380262c7e 100644
--- a/deploy/environments/libvirt_environment.py
+++ b/deploy/environments/libvirt_environment.py
@@ -34,12 +34,8 @@ class LibvirtEnvironment(ExecutionEnvironment):
self.net_names = self.collect_net_names()
def create_storage(self, node_id, disk_path, disk_sizes):
- if node_id == self.fuel_node_id:
- disk_size = disk_sizes['fuel']
- else:
- roles = self.dea.get_node_role(node_id)
- role = 'controller' if 'controller' in roles else 'compute'
- disk_size = disk_sizes[role]
+ role = self.dea.get_node_main_role(node_id, self.fuel_node_id)
+ disk_size = disk_sizes[role]
exec_cmd('qemu-img create -f qcow2 %s %s' % (disk_path, disk_size))
def create_vms(self):
@@ -53,9 +49,11 @@ class LibvirtEnvironment(ExecutionEnvironment):
check_file_exists(vm_template)
disk_path = '%s/%s.raw' % (self.storage_dir, vm_name)
self.create_storage(node_id, disk_path, disk_sizes)
+ number_cpus = self.dha.get_number_cpus(
+ self.dea.get_node_main_role(node_id, self.fuel_node_id))
temp_vm_file = '%s/%s' % (temp_dir, vm_name)
exec_cmd('cp %s %s' % (vm_template, temp_vm_file))
- self.define_vm(vm_name, temp_vm_file, disk_path)
+ self.define_vm(vm_name, temp_vm_file, disk_path, number_cpus)
delete(temp_dir)
def start_vms(self):
diff --git a/deploy/environments/virtual_fuel.py b/deploy/environments/virtual_fuel.py
index 0e7f27365..62082185f 100644
--- a/deploy/environments/virtual_fuel.py
+++ b/deploy/environments/virtual_fuel.py
@@ -55,11 +55,12 @@ class VirtualFuel(ExecutionEnvironment):
disk_path = '%s/%s.raw' % (self.storage_dir, vm_name)
disk_sizes = self.dha.get_disks()
disk_size = disk_sizes['fuel']
+ number_cpus = self.dha.get_number_cpus('fuel')
exec_cmd('qemu-img create -f qcow2 %s %s' % (disk_path, disk_size))
temp_vm_file = '%s/%s' % (temp_dir, vm_name)
exec_cmd('cp %s %s' % (vm_template, temp_vm_file))
self.set_vm_nic(temp_vm_file)
- self.define_vm(vm_name, temp_vm_file, disk_path)
+ self.define_vm(vm_name, temp_vm_file, disk_path, number_cpus)
delete(temp_dir)
def setup_environment(self):