def create_ramdisk(self, mountpoint, size):
# ensure serverdir exists
if not os.path.exists(mountpoint):
os.makedirs(mountpoint)
# see if it's already mounted
if mountutil.is_mounted(mountpoint) == True:
log(2, "%s was already mounted, unmounting")
mountutil.unmount(mountpoint)
# create the ramdisk and mount it at SERVERDIR
mount_cmd = ["mount", "-t", "tmpfs", "-o", \
"size=" + str(size) + "M", "tmpfs", mountpoint]
popenutil.quick_popen(mount_cmd)
def mount_bmp(self, username, server):
#_name, server_mount_point):
log(6, "mount_bmp")
bind_mount_point = os.path.join(self.home_source, \
username, self.BMP_DIR, server.server_name)
if mountutil.is_mounted(bind_mount_point) == True:
log(3, "BMP already mounted: %s" % bind_mount_point)
return
cmd = ["mount", "-o", "bind", server.mount_point, \
bind_mount_point]
popenutil.quick_popen(cmd)
server.add_bind_mount(username, bind_mount_point)
def mount(self, server, uid=0, gid=0):
"""Mount the SSHFSServer in _server_ to
_server.mount_point_"""
# TODO: if we can control the read/write from the Fuse module
# Then we don't need this code
# TODO: remove when we're confident we dont need this, put it
# back if we do
# gid = str(grp.getgrnam("x_%s" % sid)[2])
# TODO: the purpose of this is to accept the initial host key
# instead we should ajaxify the user interface and ask the
# user whether the host key is correct
do_strict_key_check = "no"
for host in paramiko.util.load_host_keys(
xsftp.common.constants.KNOWN_HOSTS_FILE).keys():
components = host.split(':')
host_name = components[0].replace("[","").replace("]","")
if len(components) == 1:
port = 22
elif len(components) == 2:
port = int(components[1])
if server.address == host_name and server.port == port:
log(4, "Found match for '%s:%s' in known_hosts," +
" performing strict key check" % (address, port))
do_strict_key_check = "yes"
# All the parameters passed to -o
params = {}
# static params
params["port"] = server.port
params["compression"] = "yes"
params["cache"] = "no"
params["default_permissions"] = None
params["umask"] = "002"
params["nonempty"] = None
params["reconnect"] = None
params["allow_other"] = None
params["ServerAliveInterval"] = 3
# variable params
params["uid"] = uid
params["gid"] = gid
params["UserKnownHostsFile"] = xsftp.common.constants.KNOWN_HOSTS_FILE
params["IdentityFile"] = xsftp.webui.constants.KEY_FILE_LOCATION
# TODO implement a pexpect wrapper around sshfs that takes into account
# the below param "password" for interactive autentication
params["password"] = None
params["StrictHostKeyChecking"] = do_strict_key_check
# join the params into a string
# converting it to an array is more efficient than just
# catting the strings
options = []
for key, value in params.items():
if value == None:
options.append(key)
else:
options.append("%s=%s" % (key, str(value)))
options_str = ",".join(options)
uri = "%s@%s:%s" % (server.username, server.hostname, \
server.remote_path)
cmd = ["sshfs", "-o", options_str, uri, server.mount_point]
popenutil.quick_popen(cmd)
log(1, "Server Link '%s' successfully established." %
server.server_name)
def unmount(self, server):
"""The default unmounter suits most server types"""
cmd = ["umount", "-l", "-f", server.mount_point]
popenutil.quick_popen(cmd)
def unmount_bmp(self, bind_mount_point):
cmd = ["umount", "-l", "-f", bind_mount_point]
popenutil.quick_popen(cmd)
