def autoconfig_dryrun(ask_questions=True):
"""
Execute the dryrun function.
:param ask_questions: When true ask the user for paraameters
:type ask_questions: bool
"""
vutil = VPPUtil()
pkgs = vutil.get_installed_vpp_pkgs()
if len(pkgs) == 0:
print "\nVPP is not installed, please install VPP."
return
acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE, clean=True)
# Stop VPP on each node
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
VPPUtil.stop(node)
# Discover
acfg.discover()
# Check the system resources
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
if not acfg.min_system_resources(node):
return
# Modify the devices
if ask_questions:
acfg.modify_devices()
else:
acfg.update_interfaces_config()
# Modify CPU
acfg.modify_cpu(ask_questions)
# Calculate the cpu parameters
acfg.calculate_cpu_parameters()
# Acquire TCP stack parameters
if ask_questions:
acfg.acquire_tcp_params()
# Apply the startup
acfg.apply_vpp_startup()
# Apply the grub configuration
acfg.apply_grub_cmdline()
# Huge Pages
if ask_questions:
acfg.modify_huge_pages()
acfg.apply_huge_pages()
def autoconfig_apply(ask_questions=True):
"""
Apply the configuration.
Show the diff of the dryrun file and the actual configuration file
Copy the files from the dryrun directory to the actual file.
Peform the system function
:param ask_questions: When true ask the user questions
:type ask_questions: bool
"""
vutil = VPPUtil()
pkgs = vutil.get_installed_vpp_pkgs()
if len(pkgs) == 0:
print "\nVPP is not installed, Install VPP with option 4."
return
acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)
if ask_questions:
print "\nWe are now going to configure your system(s).\n"
answer = autoconfig_yn("Are you sure you want to do this [Y/n]? ", 'y')
if answer == 'n':
return
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
# Check the system resources
if not acfg.min_system_resources(node):
return
# Stop VPP
VPPUtil.stop(node)
# Huge Pages
ret = autoconfig_hugepage_apply(node, ask_questions)
if ret != 0:
return
# VPP
ret = autoconfig_vpp_apply(node, ask_questions)
if ret != 0:
return
# Grub
ret = autoconfig_grub_apply(node, ask_questions)
if ret != 0:
# We can still start VPP, even if we haven't configured grub
VPPUtil.start(node)
return
# Everything is configured start vpp
VPPUtil.start(node)
def autoconfig_apply():
"""
Apply the configuration.
Show the diff of the dryrun file and the actual configuration file
Copy the files from the dryrun directory to the actual file.
Peform the system function
"""
vutil = VPPUtil()
pkgs = vutil.get_installed_vpp_pkgs()
if len(pkgs) == 0:
print "\nVPP is not installed, Install VPP with option 4."
return
acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)
print "\nWe are now going to configure your system(s).\n"
answer = autoconfig_yn("Are you sure you want to do this [Y/n]? ", 'y')
if answer == 'n':
return
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
# Check the system resources
if not acfg.min_system_resources(node):
return
# Huge Pages
ret = autoconfig_hugepage_apply(node)
if ret != 0:
return
# VPP
ret = autoconfig_vpp_apply(node)
if ret != 0:
return
# Grub
ret = autoconfig_grub_apply(node)
if ret != 0:
return
# Everything is configured start vpp
cmd = "service vpp start"
(ret, stdout, stderr) = VPPUtil.exec_command(cmd)
if ret != 0:
raise RuntimeError('{} failed on node {} {} {}'.format(
cmd, node['host'], stdout, stderr))
def autoconfig_install():
"""
Install or Uninstall VPP.
"""
# Since these commands will take a while, we
# want to see the progress
logger = logging.getLogger()
acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)
vutil = VPPUtil()
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
pkgs = vutil.get_installed_vpp_pkgs()
if len(pkgs) > 0:
print("\nThese packages are installed on node {}".format(
node['host']))
print("{:25} {}".format("Name", "Version"))
for pkg in pkgs:
try:
print("{:25} {}".format(pkg['name'], pkg['version']))
except KeyError:
print("{}".format(pkg['name']))
question = "\nDo you want to uninstall these "
question += "packages [y/N]? "
answer = autoconfig_yn(question, 'n')
if answer == 'y':
logger.setLevel(logging.INFO)
vutil.uninstall_vpp(node)
else:
print("\nThere are no VPP packages on node {}.".format(
node['host']))
question = "Do you want to install VPP [Y/n]? "
answer = autoconfig_yn(question, 'y')
if answer == 'y':
question = "Do you want to install the release version [Y/n]? "
answer = autoconfig_yn(question, 'y')
if answer == 'y':
branch = 'release'
else:
branch = 'master'
logger.setLevel(logging.INFO)
vutil.install_vpp(node, branch)
# Set the logging level back
logger.setLevel(logging.ERROR)
def autoconfig_dryrun():
"""
Execute the dryrun function.
"""
vutil = VPPUtil()
pkgs = vutil.get_installed_vpp_pkgs()
if len(pkgs) == 0:
print "\nVPP is not installed, install VPP with option 4."
return
acfg = AutoConfig(rootdir, VPP_AUTO_CONFIGURATION_FILE)
# Stop VPP on each node
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
VPPUtil.stop(node)
# Discover
acfg.discover()
# Check the system resources
nodes = acfg.get_nodes()
for i in nodes.items():
node = i[1]
if not acfg.min_system_resources(node):
return
# Modify the devices
acfg.modify_devices()
# Modify CPU
acfg.modify_cpu()
# Calculate the cpu parameters
acfg.calculate_cpu_parameters()
# Acquire TCP stack parameters
acfg.acquire_tcp_params()
# Apply the startup
acfg.apply_vpp_startup()
# Apply the grub configuration
acfg.apply_grub_cmdline()
# Huge Pages
acfg.modify_huge_pages()
acfg.apply_huge_pages()
def autoconfig_basic_test():
"""
The auto configuration basic test menu
"""
vutil = VPPUtil()
pkgs = vutil.get_installed_vpp_pkgs()
if len(pkgs) == 0:
print "\nVPP is not installed, install VPP with option 4."
return
answer = ''
while answer != 'q':
answer = autoconfig_basic_test_menu()
if answer == '1':
autoconfig_ipv4_setup()
elif answer == '2':
autoconfig_create_iperf_vm()
elif answer == '9' or answer == 'q':
return
else:
autoconfig_not_implemented()
def device_info(node):
"""
Show the device information.
"""
if 'cpu' in node and 'total_mbufs' in node['cpu']:
total_mbufs = node['cpu']['total_mbufs']
if total_mbufs is not 0:
print "Total Number of Buffers: {}".format(total_mbufs)
vpp = VppPCIUtil(node)
vpp.get_all_devices()
linkup_devs = vpp.get_link_up_devices()
if len(linkup_devs):
print("\nDevices with link up (can not be used with VPP):")
vpp.show_vpp_devices(linkup_devs, show_header=False)
# for dev in linkup_devs:
# print (" " + dev)
kernel_devs = vpp.get_kernel_devices()
if len(kernel_devs):
print("\nDevices bound to kernel drivers:")
vpp.show_vpp_devices(kernel_devs, show_header=False)
else:
print("\nNo devices bound to kernel drivers")
dpdk_devs = vpp.get_dpdk_devices()
if len(dpdk_devs):
print("\nDevices bound to DPDK drivers:")
vpp.show_vpp_devices(dpdk_devs,
show_interfaces=True,
show_header=False)
else:
print("\nNo devices bound to DPDK drivers")
vpputl = VPPUtil()
interfaces = vpputl.get_hardware(node)
if interfaces == {}:
return
print("\nDevices in use by VPP:")
if len(interfaces.items()) < 2:
print("None")
return
print "{:30} {:6} {:4} {:7} {:4} {:7}". \
format('Name', 'Socket', 'RXQs',
'RXDescs', 'TXQs', 'TXDescs')
for intf in sorted(interfaces.items()):
name = intf[0]
value = intf[1]
if name == 'local0':
continue
socket = rx_qs = rx_ds = tx_qs = tx_ds = ''
if 'cpu socket' in value:
socket = int(value['cpu socket'])
if 'rx queues' in value:
rx_qs = int(value['rx queues'])
if 'rx descs' in value:
rx_ds = int(value['rx descs'])
if 'tx queues' in value:
tx_qs = int(value['tx queues'])
if 'tx descs' in value:
tx_ds = int(value['tx descs'])
print("{:30} {:>6} {:>4} {:>7} {:>4} {:>7}".format(
name, socket, rx_qs, rx_ds, tx_qs, tx_ds))