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Completes VMware VMs searching process.

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This commit is contained in:
grossmj 2015-05-10 17:21:31 -06:00
parent c6e00bb4ac
commit 8e168dfbe0
1 changed files with 74 additions and 31 deletions
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105
gns3server/modules/vmware/__init__.py
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@ -53,12 +53,17 @@ class VMware(BaseManager):
return self._vmrun_path
def find_vmrun(self):
"""
Searches for vmrun.
:returns: path to vmrun
"""
# look for vmrun
vmrun_path = self.config.get_section_config("VMware").get("vmrun_path")
if not vmrun_path:
if sys.platform.startswith("win"):
pass # TODO: use registry to find vmrun
pass # TODO: use registry to find vmrun or search for default location
elif sys.platform.startswith("darwin"):
vmrun_path = "/Applications/VMware Fusion.app/Contents/Library/vmrun"
else:
@ -107,51 +112,80 @@ class VMware(BaseManager):
return stdout_data.decode("utf-8", errors="ignore").splitlines()
@staticmethod
def _parse_vmware_file(path):
"""
Parses a VMware file (VMX, preferences or inventory).
:param path: path to the VMware file
:returns: dict
"""
pairs = {}
with open(path, encoding="utf-8") as f:
for line in f.read().splitlines():
try:
key, value = line.split('=', 1)
pairs[key.strip()] = value.strip('" ')
except ValueError:
continue
return pairs
def _get_vms_from_inventory(self, inventory_path):
"""
Searches for VMs by parsing a VMware inventory file.
:param inventory_path: path to the inventory file
:returns: list of VMs
"""
vm_entries = {}
vms = []
try:
with open(inventory_path, encoding="utf-8") as f:
for line in f.read().splitlines():
log.debug('Reading VMware inventory file "{}"'.format(inventory_path))
pairs = self._parse_vmware_file(inventory_path)
for key, value in pairs.items():
if key.startswith("vmlist"):
try:
name, value = line.split('=', 1)
vm_entry, variable_name = name.split('.', 1)
if vm_entry.startswith("vmlist"):
if not vm_entry in vm_entries:
vm_entries[vm_entry] = {}
vm_entries[vm_entry][variable_name.strip()] = value.strip('" ')
vm_entry, variable_name = key.split('.', 1)
except ValueError:
continue
if not vm_entry in vm_entries:
vm_entries[vm_entry] = {}
vm_entries[vm_entry][variable_name.strip()] = value
except OSError as e:
log.warning("Could not read VMware inventory file {}: {}".format(inventory_path, e))
for vm_settings in vm_entries.values():
if "DisplayName" in vm_settings and "config" in vm_settings:
log.debug('Found VM named "{}" with VMX file "{}"'.format(vm_settings["displayName"], vm_settings["config"]))
vms.append({"vmname": vm_settings["DisplayName"], "vmx_path": vm_settings["config"]})
return vms
def _get_vms_from_default_folder(self, folder):
def _get_vms_from_directory(self, directory):
"""
Searches for VMs in a given directory.
:param directory: path to the directory
:returns: list of VMs
"""
vms = []
for path, _, filenames in os.walk(folder):
for path, _, filenames in os.walk(directory):
for filename in filenames:
if os.path.splitext(filename)[1] == ".vmx":
vmx_path = os.path.join(path, filename)
log.debug('Reading VMware VMX file "{}"'.format(vmx_path))
try:
with open(vmx_path, encoding="utf-8") as f:
for line in f.read().splitlines():
try:
name, value = line.split('=', 1)
if name.strip() == "displayName":
vmname = value.strip('" ')
vms.append({"vmname": vmname, "vmx_path": vmx_path})
break
except ValueError:
continue
pairs = self._parse_vmware_file(vmx_path)
if "displayName" in pairs:
log.debug('Found VM named "{}"'.format(pairs["displayName"]))
vms.append({"vmname": pairs["displayName"], "vmx_path": vmx_path})
except OSError as e:
log.warning("Could not read VMware vmx file {}: {}".format(vmx_path, e))
log.warning('Could not read VMware VMX file "{}": {}'.format(vmx_path, e))
continue
return vms
@ -170,17 +204,26 @@ class VMware(BaseManager):
if os.path.exists(inventory_path):
return self._get_vms_from_inventory(inventory_path)
else:
# VMware player has no inventory file, let's use the default location for VMs.
# TODO: default location can be changed in the preferences file (prefvmx.defaultvmpath = "path")
# Windows: %APPDATA%\Vmware\preferences.ini
# Linux: ~/.vmware/preferences
# OSX: ~/Library/Preferences/VMware Fusion/preferences
# VMware player has no inventory file, let's search the default location for VMs.
if sys.platform.startswith("win"):
vmware_preferences_path = os.path.expandvars(r"%APPDATA%\VMware\preferences.ini")
default_vm_path = os.path.expandvars(r"%USERPROFILE%\Documents\Virtual Machines")
elif sys.platform.startswith("darwin"):
vmware_preferences_path = os.path.expanduser("~/Library/Preferences/VMware Fusion/preferences")
default_vm_path = os.path.expanduser("~/Documents/Virtual Machines.localized")
else:
vmware_preferences_path = os.path.expanduser("~/.vmware/preferences")
default_vm_path = os.path.expanduser("~/vmware")
if os.path.isdir(default_vm_path):
return self._get_vms_from_default_folder(default_vm_path)
log.warning("Default VMware VM location doesn't exist: {}".format(default_vm_path))
if os.path.exists(vmware_preferences_path):
# the default vm path may be present in VMware preferences file.
try:
pairs = self._parse_vmware_file(vmware_preferences_path)
if "prefvmx.defaultvmpath" in pairs:
default_vm_path = pairs["prefvmx.defaultvmpath"]
except OSError as e:
log.warning('Could not read VMware preferences file "{}": {}'.format(vmware_preferences_path, e))
if not os.path.isdir(default_vm_path):
raise VMwareError('Could not find the default VM directory: "{}"'.format(default_vm_path))
return self._get_vms_from_directory(default_vm_path)