def write_data_to_file(data, filename, quiet=False):
"""
Writes the data to the given filename.
If the data did not change, the file is not touched.
"""
from mcdp import logger
if not isinstance(data, str):
msg = 'Expected "data" to be a string, not %s.' % type(data).__name__
raise ValueError(msg)
if len(filename) > 256:
msg = 'Invalid argument filename: too long. Did you confuse it with data?'
raise ValueError(msg)
filename = expand_all(filename)
make_sure_dir_exists(filename)
if os.path.exists(filename):
current = open(filename).read()
if current == data:
if not 'assets' in filename:
if not quiet:
logger.debug('already up to date %s' %
friendly_path(filename))
return
with open(filename, 'w') as f:
f.write(data)
if not quiet:
size = '%.1fMB' % (len(data) / (1024 * 1024))
logger.debug('Written %s to: %s' % (size, friendly_path(filename)))
def sync_data_down_dir(syncdir):
if not os.path.exists(syncdir):
os.makedirs(syncdir)
syncdir = os.path.realpath(syncdir)
if not syncdir or not syncdir[0] == '/':
msg = 'I expect the multyvac_sync_down dir to be an absolute path,'
msg += ' got %r.' % syncdir
raise ValueError(msg)
vol, rest, rest_minus = get_volume_for_dir(syncdir)
info(down_arrow + ' Synchronizing directory %r down.' % friendly_path(syncdir))
vol.sync_down(rest, os.path.dirname(syncdir))
def sync_data_down_dir(syncdir):
if not os.path.exists(syncdir):
os.makedirs(syncdir)
syncdir = os.path.realpath(syncdir)
if not syncdir or not syncdir[0] == '/':
msg = 'I expect the multyvac_sync_down dir to be an absolute path,'
msg += ' got %r.' % syncdir
raise ValueError(msg)
vol, rest, rest_minus = get_volume_for_dir(syncdir)
info(down_arrow +
' Synchronizing directory %r down.' % friendly_path(syncdir))
vol.sync_down(rest, os.path.dirname(syncdir))
def sync_data_up_dir(syncdir, skipsync=False):
if not os.path.exists(syncdir):
msg = 'Dir %r does not exist.' % syncdir
raise ValueError(msg)
syncdir = os.path.realpath(syncdir)
if not syncdir or not syncdir[0] == '/':
msg = 'I expect the multyvac_sync_up dir to be an absolute path,'
msg += ' got %r.' % syncdir
raise ValueError(msg)
vol, rest, rest_minus = get_volume_for_dir(syncdir)
vol.mkdir(rest)
if not skipsync:
info(up_arrow + ' Synchronizing directory %r up.' % friendly_path(syncdir))
vol.sync_up(syncdir, rest_minus)
return vol.name
def sync_data_up_dir(syncdir, skipsync=False):
if not os.path.exists(syncdir):
msg = 'Dir %r does not exist.' % syncdir
raise ValueError(msg)
syncdir = os.path.realpath(syncdir)
if not syncdir or not syncdir[0] == '/':
msg = 'I expect the multyvac_sync_up dir to be an absolute path,'
msg += ' got %r.' % syncdir
raise ValueError(msg)
vol, rest, rest_minus = get_volume_for_dir(syncdir)
vol.mkdir(rest)
if not skipsync:
info(up_arrow +
' Synchronizing directory %r up.' % friendly_path(syncdir))
vol.sync_up(syncdir, rest_minus)
return vol.name
