def test_prepare_custom_script(self):
"""
This test is designed to verify the behavior based on the presence of
custom script. Mainly needed for scenario where a custom script is
expected, but was not properly copied. "CustomScriptNotFound" exception
is raised in such cases.
"""
# Custom script does not exist.
preCust = PreCustomScript("random-vmw-test", self.tmpDir)
self.assertEqual("random-vmw-test", preCust.scriptname)
self.assertEqual(self.tmpDir, preCust.directory)
self.assertEqual(self.tmp_path("random-vmw-test", self.tmpDir),
preCust.scriptpath)
with self.assertRaises(CustomScriptNotFound):
preCust.prepare_script()
# Custom script exists.
custScript = self.tmp_path("test-cust", self.tmpDir)
util.write_file(custScript, "test-CR-strip/r/r")
postCust = PostCustomScript("test-cust", self.tmpDir)
self.assertEqual("test-cust", postCust.scriptname)
self.assertEqual(self.tmpDir, postCust.directory)
self.assertEqual(custScript, postCust.scriptpath)
self.assertFalse(postCust.postreboot)
postCust.prepare_script()
# Check if all carraige returns are stripped from script.
self.assertFalse("/r" in custScript)
def test_prepare_custom_script(self):
"""
This test is designed to verify the behavior based on the presence of
custom script. Mainly needed for scenario where a custom script is
expected, but was not properly copied. "CustomScriptNotFound" exception
is raised in such cases.
"""
# Custom script does not exist.
preCust = PreCustomScript("random-vmw-test", self.tmpDir)
self.assertEqual("random-vmw-test", preCust.scriptname)
self.assertEqual(self.tmpDir, preCust.directory)
self.assertEqual(self.tmp_path("random-vmw-test", self.tmpDir),
preCust.scriptpath)
with self.assertRaises(CustomScriptNotFound):
preCust.prepare_script()
# Custom script exists.
custScript = self.tmp_path("test-cust", self.tmpDir)
util.write_file(custScript, "test-CR-strip\r\r")
with mock.patch.object(CustomScriptConstant,
"CUSTOM_TMP_DIR",
self.execDir):
with mock.patch.object(CustomScriptConstant,
"CUSTOM_SCRIPT",
self.execScript):
postCust = PostCustomScript("test-cust",
self.tmpDir,
self.tmpDir)
self.assertEqual("test-cust", postCust.scriptname)
self.assertEqual(self.tmpDir, postCust.directory)
self.assertEqual(custScript, postCust.scriptpath)
postCust.prepare_script()
# Custom script is copied with exec privilege
self.assertTrue(os.path.exists(self.execScript))
st = os.stat(self.execScript)
self.assertTrue(st.st_mode & stat.S_IEXEC)
with open(self.execScript, "r") as f:
content = f.read()
self.assertEqual(content, "test-CR-strip")
# Check if all carraige returns are stripped from script.
self.assertFalse("\r" in content)
def _get_data(self):
found = []
md = {}
ud = ""
vd = ""
vmwareImcConfigFilePath = None
nicspath = None
defaults = {
"instance-id": "iid-dsovf",
}
(seedfile, contents) = get_ovf_env(self.paths.seed_dir)
system_type = dmi.read_dmi_data("system-product-name")
if system_type is None:
LOG.debug("No system-product-name found")
if seedfile:
# Found a seed dir
seed = os.path.join(self.paths.seed_dir, seedfile)
(md, ud, cfg) = read_ovf_environment(contents)
self.environment = contents
found.append(seed)
elif system_type and 'vmware' in system_type.lower():
LOG.debug("VMware Virtualization Platform found")
if not self.vmware_customization_supported:
LOG.debug("Skipping the check for "
"VMware Customization support")
else:
search_paths = (
"/usr/lib/vmware-tools", "/usr/lib64/vmware-tools",
"/usr/lib/open-vm-tools", "/usr/lib64/open-vm-tools")
plugin = "libdeployPkgPlugin.so"
deployPkgPluginPath = None
for path in search_paths:
deployPkgPluginPath = search_file(path, plugin)
if deployPkgPluginPath:
LOG.debug("Found the customization plugin at %s",
deployPkgPluginPath)
break
if deployPkgPluginPath:
# When the VM is powered on, the "VMware Tools" daemon
# copies the customization specification file to
# /var/run/vmware-imc directory. cloud-init code needs
# to search for the file in that directory which indicates
# that required metadata and userdata files are now
# present.
max_wait = get_max_wait_from_cfg(self.ds_cfg)
vmwareImcConfigFilePath = util.log_time(
logfunc=LOG.debug,
msg="waiting for configuration file",
func=wait_for_imc_cfg_file,
args=("cust.cfg", max_wait))
else:
LOG.debug("Did not find the customization plugin.")
md_path = None
if vmwareImcConfigFilePath:
imcdirpath = os.path.dirname(vmwareImcConfigFilePath)
cf = ConfigFile(vmwareImcConfigFilePath)
self._vmware_cust_conf = Config(cf)
LOG.debug("Found VMware Customization Config File at %s",
vmwareImcConfigFilePath)
try:
(md_path, ud_path, nicspath) = collect_imc_file_paths(
self._vmware_cust_conf)
except FileNotFoundError as e:
_raise_error_status(
"File(s) missing in directory",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
else:
LOG.debug("Did not find VMware Customization Config File")
# Honor disable_vmware_customization setting on metadata absent
if not md_path:
if util.get_cfg_option_bool(self.sys_cfg,
"disable_vmware_customization",
True):
LOG.debug(
"Customization for VMware platform is disabled.")
# reset vmwareImcConfigFilePath to None to avoid
# customization for VMware platform
vmwareImcConfigFilePath = None
use_raw_data = bool(vmwareImcConfigFilePath and md_path)
if use_raw_data:
set_gc_status(self._vmware_cust_conf, "Started")
LOG.debug("Start to load cloud-init meta data and user data")
try:
(md, ud, cfg, network) = load_cloudinit_data(md_path, ud_path)
if network:
self._network_config = network
else:
self._network_config = (
self.distro.generate_fallback_config()
)
except safeyaml.YAMLError as e:
_raise_error_status(
"Error parsing the cloud-init meta data",
e,
GuestCustErrorEnum.GUESTCUST_ERROR_WRONG_META_FORMAT,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
except Exception as e:
_raise_error_status(
"Error loading cloud-init configuration",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
self._vmware_cust_found = True
found.append('vmware-tools')
util.del_dir(imcdirpath)
set_customization_status(
GuestCustStateEnum.GUESTCUST_STATE_DONE,
GuestCustErrorEnum.GUESTCUST_ERROR_SUCCESS)
set_gc_status(self._vmware_cust_conf, "Successful")
elif vmwareImcConfigFilePath:
# Load configuration from vmware_imc
self._vmware_nics_to_enable = ""
try:
set_gc_status(self._vmware_cust_conf, "Started")
(md, ud, cfg) = read_vmware_imc(self._vmware_cust_conf)
self._vmware_nics_to_enable = get_nics_to_enable(nicspath)
product_marker = self._vmware_cust_conf.marker_id
hasmarkerfile = check_marker_exists(
product_marker, os.path.join(self.paths.cloud_dir, 'data'))
special_customization = product_marker and not hasmarkerfile
customscript = self._vmware_cust_conf.custom_script_name
# In case there is a custom script, check whether VMware
# Tools configuration allow the custom script to run.
if special_customization and customscript:
defVal = "false"
if self._vmware_cust_conf.default_run_post_script:
LOG.debug(
"Set default value to true due to"
" customization configuration."
)
defVal = "true"
custScriptConfig = get_tools_config(
CONFGROUPNAME_GUESTCUSTOMIZATION,
GUESTCUSTOMIZATION_ENABLE_CUST_SCRIPTS,
defVal)
if custScriptConfig.lower() != "true":
# Update the customization status if custom script
# is disabled
msg = "Custom script is disabled by VM Administrator"
LOG.debug(msg)
set_customization_status(
GuestCustStateEnum.GUESTCUST_STATE_RUNNING,
GuestCustErrorEnum.GUESTCUST_ERROR_SCRIPT_DISABLED)
raise RuntimeError(msg)
ccScriptsDir = os.path.join(
self.paths.get_cpath("scripts"),
"per-instance")
except Exception as e:
_raise_error_status(
"Error parsing the customization Config File",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
if special_customization:
if customscript:
try:
precust = PreCustomScript(customscript, imcdirpath)
precust.execute()
except Exception as e:
_raise_error_status(
"Error executing pre-customization script",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
try:
LOG.debug("Preparing the Network configuration")
self._network_config = get_network_config_from_conf(
self._vmware_cust_conf,
True,
True,
self.distro.osfamily)
except Exception as e:
_raise_error_status(
"Error preparing Network Configuration",
e,
GuestCustEvent.GUESTCUST_EVENT_NETWORK_SETUP_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
if special_customization:
LOG.debug("Applying password customization")
pwdConfigurator = PasswordConfigurator()
adminpwd = self._vmware_cust_conf.admin_password
try:
resetpwd = self._vmware_cust_conf.reset_password
if adminpwd or resetpwd:
pwdConfigurator.configure(adminpwd, resetpwd,
self.distro)
else:
LOG.debug("Changing password is not needed")
except Exception as e:
_raise_error_status(
"Error applying Password Configuration",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
if customscript:
try:
postcust = PostCustomScript(customscript,
imcdirpath,
ccScriptsDir)
postcust.execute()
except Exception as e:
_raise_error_status(
"Error executing post-customization script",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
if product_marker:
try:
setup_marker_files(
product_marker,
os.path.join(self.paths.cloud_dir, 'data'))
except Exception as e:
_raise_error_status(
"Error creating marker files",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath,
self._vmware_cust_conf)
self._vmware_cust_found = True
found.append('vmware-tools')
# TODO: Need to set the status to DONE only when the
# customization is done successfully.
util.del_dir(os.path.dirname(vmwareImcConfigFilePath))
enable_nics(self._vmware_nics_to_enable)
set_customization_status(
GuestCustStateEnum.GUESTCUST_STATE_DONE,
GuestCustErrorEnum.GUESTCUST_ERROR_SUCCESS)
set_gc_status(self._vmware_cust_conf, "Successful")
else:
np = [('com.vmware.guestInfo', transport_vmware_guestinfo),
('iso', transport_iso9660)]
name = None
for name, transfunc in np:
contents = transfunc()
if contents:
break
if contents:
(md, ud, cfg) = read_ovf_environment(contents)
self.environment = contents
found.append(name)
# There was no OVF transports found
if len(found) == 0:
return False
if 'seedfrom' in md and md['seedfrom']:
seedfrom = md['seedfrom']
seedfound = False
for proto in self.supported_seed_starts:
if seedfrom.startswith(proto):
seedfound = proto
break
if not seedfound:
LOG.debug("Seed from %s not supported by %s",
seedfrom, self)
return False
(md_seed, ud, vd) = util.read_seeded(seedfrom, timeout=None)
LOG.debug("Using seeded cache data from %s", seedfrom)
md = util.mergemanydict([md, md_seed])
found.append(seedfrom)
# Now that we have exhausted any other places merge in the defaults
md = util.mergemanydict([md, defaults])
self.seed = ",".join(found)
self.metadata = md
self.userdata_raw = ud
self.vendordata_raw = vd
self.cfg = cfg
return True
def _get_data(self):
found = []
md = {}
ud = ""
vmwareImcConfigFilePath = None
nicspath = None
defaults = {
"instance-id": "iid-dsovf",
}
(seedfile, contents) = get_ovf_env(self.paths.seed_dir)
system_type = util.read_dmi_data("system-product-name")
if system_type is None:
LOG.debug("No system-product-name found")
if seedfile:
# Found a seed dir
seed = os.path.join(self.paths.seed_dir, seedfile)
(md, ud, cfg) = read_ovf_environment(contents)
self.environment = contents
found.append(seed)
elif system_type and 'vmware' in system_type.lower():
LOG.debug("VMware Virtualization Platform found")
if not self.vmware_customization_supported:
LOG.debug("Skipping the check for "
"VMware Customization support")
elif not util.get_cfg_option_bool(
self.sys_cfg, "disable_vmware_customization", True):
deployPkgPluginPath = search_file("/usr/lib/vmware-tools",
"libdeployPkgPlugin.so")
if not deployPkgPluginPath:
deployPkgPluginPath = search_file("/usr/lib/open-vm-tools",
"libdeployPkgPlugin.so")
if deployPkgPluginPath:
# When the VM is powered on, the "VMware Tools" daemon
# copies the customization specification file to
# /var/run/vmware-imc directory. cloud-init code needs
# to search for the file in that directory.
max_wait = get_max_wait_from_cfg(self.ds_cfg)
vmwareImcConfigFilePath = util.log_time(
logfunc=LOG.debug,
msg="waiting for configuration file",
func=wait_for_imc_cfg_file,
args=("cust.cfg", max_wait))
if vmwareImcConfigFilePath:
LOG.debug("Found VMware Customization Config File at %s",
vmwareImcConfigFilePath)
nicspath = wait_for_imc_cfg_file(filename="nics.txt",
maxwait=10,
naplen=5)
else:
LOG.debug("Did not find VMware Customization Config File")
else:
LOG.debug("Customization for VMware platform is disabled.")
if vmwareImcConfigFilePath:
self._vmware_nics_to_enable = ""
try:
cf = ConfigFile(vmwareImcConfigFilePath)
self._vmware_cust_conf = Config(cf)
(md, ud, cfg) = read_vmware_imc(self._vmware_cust_conf)
self._vmware_nics_to_enable = get_nics_to_enable(nicspath)
imcdirpath = os.path.dirname(vmwareImcConfigFilePath)
product_marker = self._vmware_cust_conf.marker_id
hasmarkerfile = check_marker_exists(
product_marker, os.path.join(self.paths.cloud_dir, 'data'))
special_customization = product_marker and not hasmarkerfile
customscript = self._vmware_cust_conf.custom_script_name
except Exception as e:
_raise_error_status(
"Error parsing the customization Config File", e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
if special_customization:
if customscript:
try:
precust = PreCustomScript(customscript, imcdirpath)
precust.execute()
except Exception as e:
_raise_error_status(
"Error executing pre-customization script", e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
try:
LOG.debug("Preparing the Network configuration")
self._network_config = get_network_config_from_conf(
self._vmware_cust_conf, True, True, self.distro.osfamily)
except Exception as e:
_raise_error_status(
"Error preparing Network Configuration", e,
GuestCustEvent.GUESTCUST_EVENT_NETWORK_SETUP_FAILED,
vmwareImcConfigFilePath)
if special_customization:
LOG.debug("Applying password customization")
pwdConfigurator = PasswordConfigurator()
adminpwd = self._vmware_cust_conf.admin_password
try:
resetpwd = self._vmware_cust_conf.reset_password
if adminpwd or resetpwd:
pwdConfigurator.configure(adminpwd, resetpwd,
self.distro)
else:
LOG.debug("Changing password is not needed")
except Exception as e:
_raise_error_status(
"Error applying Password Configuration", e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
if customscript:
try:
postcust = PostCustomScript(customscript, imcdirpath)
postcust.execute()
except Exception as e:
_raise_error_status(
"Error executing post-customization script", e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
if product_marker:
try:
setup_marker_files(
product_marker,
os.path.join(self.paths.cloud_dir, 'data'))
except Exception as e:
_raise_error_status(
"Error creating marker files", e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
self._vmware_cust_found = True
found.append('vmware-tools')
# TODO: Need to set the status to DONE only when the
# customization is done successfully.
util.del_dir(os.path.dirname(vmwareImcConfigFilePath))
enable_nics(self._vmware_nics_to_enable)
set_customization_status(
GuestCustStateEnum.GUESTCUST_STATE_DONE,
GuestCustErrorEnum.GUESTCUST_ERROR_SUCCESS)
else:
np = {
'iso': transport_iso9660,
'vmware-guestd': transport_vmware_guestd,
}
name = None
for (name, transfunc) in np.items():
(contents, _dev, _fname) = transfunc()
if contents:
break
if contents:
(md, ud, cfg) = read_ovf_environment(contents)
self.environment = contents
found.append(name)
# There was no OVF transports found
if len(found) == 0:
return False
if 'seedfrom' in md and md['seedfrom']:
seedfrom = md['seedfrom']
seedfound = False
for proto in self.supported_seed_starts:
if seedfrom.startswith(proto):
seedfound = proto
break
if not seedfound:
LOG.debug("Seed from %s not supported by %s", seedfrom, self)
return False
(md_seed, ud) = util.read_seeded(seedfrom, timeout=None)
LOG.debug("Using seeded cache data from %s", seedfrom)
md = util.mergemanydict([md, md_seed])
found.append(seedfrom)
# Now that we have exhausted any other places merge in the defaults
md = util.mergemanydict([md, defaults])
self.seed = ",".join(found)
self.metadata = md
self.userdata_raw = ud
self.cfg = cfg
return True
def _get_data(self):
found = []
md = {}
ud = ""
vmwareImcConfigFilePath = None
nicspath = None
defaults = {
"instance-id": "iid-dsovf",
}
(seedfile, contents) = get_ovf_env(self.paths.seed_dir)
system_type = util.read_dmi_data("system-product-name")
if system_type is None:
LOG.debug("No system-product-name found")
if seedfile:
# Found a seed dir
seed = os.path.join(self.paths.seed_dir, seedfile)
(md, ud, cfg) = read_ovf_environment(contents)
self.environment = contents
found.append(seed)
elif system_type and 'vmware' in system_type.lower():
LOG.debug("VMware Virtualization Platform found")
if not self.vmware_customization_supported:
LOG.debug("Skipping the check for "
"VMware Customization support")
elif not util.get_cfg_option_bool(
self.sys_cfg, "disable_vmware_customization", True):
search_paths = (
"/usr/lib/vmware-tools", "/usr/lib64/vmware-tools",
"/usr/lib/open-vm-tools", "/usr/lib64/open-vm-tools")
plugin = "libdeployPkgPlugin.so"
deployPkgPluginPath = None
for path in search_paths:
deployPkgPluginPath = search_file(path, plugin)
if deployPkgPluginPath:
LOG.debug("Found the customization plugin at %s",
deployPkgPluginPath)
break
if deployPkgPluginPath:
# When the VM is powered on, the "VMware Tools" daemon
# copies the customization specification file to
# /var/run/vmware-imc directory. cloud-init code needs
# to search for the file in that directory.
max_wait = get_max_wait_from_cfg(self.ds_cfg)
vmwareImcConfigFilePath = util.log_time(
logfunc=LOG.debug,
msg="waiting for configuration file",
func=wait_for_imc_cfg_file,
args=("cust.cfg", max_wait))
else:
LOG.debug("Did not find the customization plugin.")
if vmwareImcConfigFilePath:
LOG.debug("Found VMware Customization Config File at %s",
vmwareImcConfigFilePath)
nicspath = wait_for_imc_cfg_file(
filename="nics.txt", maxwait=10, naplen=5)
else:
LOG.debug("Did not find VMware Customization Config File")
else:
LOG.debug("Customization for VMware platform is disabled.")
if vmwareImcConfigFilePath:
self._vmware_nics_to_enable = ""
try:
cf = ConfigFile(vmwareImcConfigFilePath)
self._vmware_cust_conf = Config(cf)
(md, ud, cfg) = read_vmware_imc(self._vmware_cust_conf)
self._vmware_nics_to_enable = get_nics_to_enable(nicspath)
imcdirpath = os.path.dirname(vmwareImcConfigFilePath)
product_marker = self._vmware_cust_conf.marker_id
hasmarkerfile = check_marker_exists(
product_marker, os.path.join(self.paths.cloud_dir, 'data'))
special_customization = product_marker and not hasmarkerfile
customscript = self._vmware_cust_conf.custom_script_name
except Exception as e:
_raise_error_status(
"Error parsing the customization Config File",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
if special_customization:
if customscript:
try:
precust = PreCustomScript(customscript, imcdirpath)
precust.execute()
except Exception as e:
_raise_error_status(
"Error executing pre-customization script",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
try:
LOG.debug("Preparing the Network configuration")
self._network_config = get_network_config_from_conf(
self._vmware_cust_conf,
True,
True,
self.distro.osfamily)
except Exception as e:
_raise_error_status(
"Error preparing Network Configuration",
e,
GuestCustEvent.GUESTCUST_EVENT_NETWORK_SETUP_FAILED,
vmwareImcConfigFilePath)
if special_customization:
LOG.debug("Applying password customization")
pwdConfigurator = PasswordConfigurator()
adminpwd = self._vmware_cust_conf.admin_password
try:
resetpwd = self._vmware_cust_conf.reset_password
if adminpwd or resetpwd:
pwdConfigurator.configure(adminpwd, resetpwd,
self.distro)
else:
LOG.debug("Changing password is not needed")
except Exception as e:
_raise_error_status(
"Error applying Password Configuration",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
if customscript:
try:
postcust = PostCustomScript(customscript, imcdirpath)
postcust.execute()
except Exception as e:
_raise_error_status(
"Error executing post-customization script",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
if product_marker:
try:
setup_marker_files(
product_marker,
os.path.join(self.paths.cloud_dir, 'data'))
except Exception as e:
_raise_error_status(
"Error creating marker files",
e,
GuestCustEvent.GUESTCUST_EVENT_CUSTOMIZE_FAILED,
vmwareImcConfigFilePath)
self._vmware_cust_found = True
found.append('vmware-tools')
# TODO: Need to set the status to DONE only when the
# customization is done successfully.
util.del_dir(os.path.dirname(vmwareImcConfigFilePath))
enable_nics(self._vmware_nics_to_enable)
set_customization_status(
GuestCustStateEnum.GUESTCUST_STATE_DONE,
GuestCustErrorEnum.GUESTCUST_ERROR_SUCCESS)
else:
np = [('com.vmware.guestInfo', transport_vmware_guestinfo),
('iso', transport_iso9660)]
name = None
for name, transfunc in np:
contents = transfunc()
if contents:
break
if contents:
(md, ud, cfg) = read_ovf_environment(contents)
self.environment = contents
found.append(name)
# There was no OVF transports found
if len(found) == 0:
return False
if 'seedfrom' in md and md['seedfrom']:
seedfrom = md['seedfrom']
seedfound = False
for proto in self.supported_seed_starts:
if seedfrom.startswith(proto):
seedfound = proto
break
if not seedfound:
LOG.debug("Seed from %s not supported by %s",
seedfrom, self)
return False
(md_seed, ud) = util.read_seeded(seedfrom, timeout=None)
LOG.debug("Using seeded cache data from %s", seedfrom)
md = util.mergemanydict([md, md_seed])
found.append(seedfrom)
# Now that we have exhausted any other places merge in the defaults
md = util.mergemanydict([md, defaults])
self.seed = ",".join(found)
self.metadata = md
self.userdata_raw = ud
self.cfg = cfg
return True