import errno
import os
import platform
from vent.api.templates import Template
[docs]class PathDirs:
""" Global path directories for vent """
def __init__(self,
base_dir=os.path.join(os.path.expanduser("~"), ".vent/"),
plugins_dir="plugins/",
meta_dir=os.path.join(os.path.expanduser("~"), ".vent")):
self.base_dir = base_dir
self.plugins_dir = base_dir + plugins_dir
self.meta_dir = meta_dir
self.init_file = base_dir + "vent.init"
self.cfg_file = base_dir + "vent.cfg"
self.startup_file = os.path.join(os.path.expanduser('~'),
'.vent_startup.yml')
self.plugin_config_file = os.path.join(os.path.expanduser('~'),
'.plugin_config.yml')
# make sure the paths exists, if not create them
self.ensure_dir(self.base_dir)
self.ensure_dir(self.plugins_dir)
self.ensure_dir(self.meta_dir)
[docs] @staticmethod
def ensure_dir(path):
"""
Tries to create directory, if fails, checks if path already exists
"""
try:
os.makedirs(path)
except OSError as e: # pragma: no cover
if e.errno == errno.EEXIST and os.path.isdir(path):
return (True, "exists")
else:
return (False, e)
return (True, path)
[docs] @staticmethod
def ensure_file(path):
""" Checks if file exists, if fails, tries to create file """
try:
exists = os.path.isfile(path)
if not exists:
with open(path, 'w+') as fname:
fname.write("initialized")
return (True, path)
return (True, "exists")
except OSError as e: # pragma: no cover
return (False, e)
[docs] @staticmethod
def rel_path(name, available_tools):
"""
Extracts relative path to a tool (from the main cloned directory) out
of available_tools based on the name it is given
"""
multi_tool = '@' in name
for tool in available_tools:
t_name = tool[0]
if multi_tool:
if name.split('@')[-1] == t_name.split('@')[-1]:
return t_name
else:
if name == t_name.split('/')[-1]:
return t_name
return None
[docs] def host_config(self):
""" Ensure the host configuration file exists """
if platform.system() == 'Darwin':
default_file_dir = os.path.join(os.path.expanduser("~"),
"vent_files")
else:
default_file_dir = "/tmp/vent_files"
status = self.ensure_dir(default_file_dir)
config = Template(template=self.cfg_file)
sections = {'main': {'files': default_file_dir},
'network-mapping': {},
'nvidia-docker-plugin': {'port': '3476'}}
for s in sections:
if sections[s]:
for option in sections[s]:
config.add_option(s, option, sections[s][option])
else:
config.add_section(s)
config.write_config()
return status