def autoconfig_dryrun(ask_questions=True):
"""
Execute the dryrun function.
:param ask_questions: When true ask the user for paraameters
:type ask_questions: bool
"""
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()
# If there are no interfaces, just return
for i in nodes.items():
node = i[1]
if not acfg.has_interfaces(node):
print("\nThere are no VPP interfaces configured, please configure at least 1.")
return
# 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_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(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_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()