def __init__(self, conn, opts):
XpraClientBase.__init__(self, opts)
self.start_time = time.time()
self._window_to_id = {}
self._id_to_window = {}
self.title = opts.title
self.readonly = opts.readonly
self.session_name = opts.session_name
self.compression_level = opts.compression_level
self.auto_refresh_delay = opts.auto_refresh_delay
self.max_bandwidth = opts.max_bandwidth
if self.max_bandwidth > 0.0 and self.jpegquality == 0:
""" jpegquality was not set, use a better start value """
self.jpegquality = 50
self.dpi = int(opts.dpi)
#statistics:
self.server_start_time = -1
self.server_platform = ""
self.server_actual_desktop_size = None
self.server_randr = False
self.pixel_counter = maxdeque(maxlen=100)
self.server_latency = maxdeque(maxlen=100)
self.server_load = None
self.client_latency = maxdeque(maxlen=100)
self.last_ping_echoed_time = 0
#features:
self.toggle_cursors_bell_notify = False
self.toggle_keyboard_sync = False
self.window_configure = False
self._client_extras = ClientExtras(self, opts)
self.client_supports_notifications = opts.notifications and self._client_extras.can_notify(
)
self.client_supports_clipboard = opts.clipboard and self._client_extras.supports_clipboard(
) and not self.readonly
self.client_supports_cursors = opts.cursors
self.client_supports_bell = opts.bell
self.notifications_enabled = self.client_supports_notifications
self.clipboard_enabled = self.client_supports_clipboard
self.cursors_enabled = self.client_supports_cursors
self.bell_enabled = self.client_supports_bell
#mmap:
self.mmap_enabled = False
self.mmap = None
self.mmap_token = None
self.mmap_file = None
self.mmap_size = 0
self.supports_mmap = opts.mmap and (
"rgb24" in ENCODINGS) and self._client_extras.supports_mmap()
if self.supports_mmap:
self.init_mmap(opts.mmap_group, conn.filename)
self.init_packet_handlers()
self.ready(conn)
#keyboard:
self.keyboard_sync = opts.keyboard_sync
self.key_repeat_delay = -1
self.key_repeat_interval = -1
self.keys_pressed = {}
self._remote_version = None
self._keymap_changing = False
try:
self._keymap = gdk.keymap_get_default()
except:
self._keymap = None
self._do_keys_changed()
self.key_shortcuts = self.parse_shortcuts(opts.key_shortcuts)
self.send_hello()
if self._keymap:
self._keymap.connect("keys-changed", self._keys_changed)
self._focused = None
def compute_receive_bandwidth(delay):
bytecount = self._protocol.input_bytecount
bw = (
(bytecount - self.last_input_bytecount) / 1024) * 1000 / delay
self.last_input_bytecount = bytecount
log.debug("Bandwidth is ", bw, "kB/s, max ", self.max_bandwidth,
"kB/s")
q = self.jpegquality
if bw > self.max_bandwidth:
q -= 10
elif bw < self.max_bandwidth:
q += 5
q = max(10, min(95, q))
self.send_jpeg_quality(q)
return True
if (self.max_bandwidth):
self.last_input_bytecount = 0
gobject.timeout_add(2000, compute_receive_bandwidth, 2000)
if opts.send_pings:
gobject.timeout_add(1000, self.send_ping)
else:
gobject.timeout_add(20 * 1000, self.send_ping)
def __init__(self, conn, opts):
XpraClientBase.__init__(self, opts)
self.start_time = time.time()
self._window_to_id = {}
self._id_to_window = {}
self._ui_events = 0
self.title = opts.title
self.readonly = opts.readonly
self.session_name = opts.session_name
self.compression_level = opts.compression_level
self.auto_refresh_delay = opts.auto_refresh_delay
self.max_bandwidth = opts.max_bandwidth
if self.max_bandwidth>0.0 and self.jpegquality==0:
""" jpegquality was not set, use a better start value """
self.jpegquality = 50
self.dpi = int(opts.dpi)
#statistics:
self.server_start_time = -1
self.server_platform = ""
self.server_actual_desktop_size = None
self.server_randr = False
self.pixel_counter = maxdeque(maxlen=100)
self.server_latency = maxdeque(maxlen=100)
self.server_load = None
self.client_latency = maxdeque(maxlen=100)
self.last_ping_echoed_time = 0
#features:
self.toggle_cursors_bell_notify = False
self.toggle_keyboard_sync = False
self.window_configure = False
self._client_extras = ClientExtras(self, opts)
self.client_supports_notifications = opts.notifications and self._client_extras.can_notify()
self.client_supports_clipboard = opts.clipboard and self._client_extras.supports_clipboard() and not self.readonly
self.client_supports_cursors = opts.cursors
self.client_supports_bell = opts.bell
self.client_supports_sharing = opts.sharing
self.notifications_enabled = self.client_supports_notifications
self.clipboard_enabled = self.client_supports_clipboard
self.cursors_enabled = self.client_supports_cursors
self.bell_enabled = self.client_supports_bell
#mmap:
self.mmap_enabled = False
self.mmap = None
self.mmap_token = None
self.mmap_file = None
self.mmap_size = 0
self.supports_mmap = opts.mmap and ("rgb24" in ENCODINGS) and self._client_extras.supports_mmap()
if self.supports_mmap:
self.init_mmap(opts.mmap_group, conn.filename)
self.init_packet_handlers()
self.ready(conn)
#keyboard:
self.keyboard_sync = opts.keyboard_sync
self.key_repeat_delay = -1
self.key_repeat_interval = -1
self.keys_pressed = {}
self._remote_version = None
self._keymap_changing = False
try:
self._keymap = gdk.keymap_get_default()
except:
self._keymap = None
self._do_keys_changed()
self.key_shortcuts = self.parse_shortcuts(opts.key_shortcuts)
log.info("xpra client version %s" % __version__)
self.send_hello()
if self._keymap:
self._keymap.connect("keys-changed", self._keys_changed)
self._focused = None
def compute_receive_bandwidth(delay):
bytecount = self._protocol.input_bytecount
bw = ((bytecount - self.last_input_bytecount) / 1024) * 1000 / delay
self.last_input_bytecount = bytecount;
log.debug("Bandwidth is ", bw, "kB/s, max ", self.max_bandwidth, "kB/s")
q = self.jpegquality
if bw > self.max_bandwidth:
q -= 10
elif bw < self.max_bandwidth:
q += 5
q = max(10, min(95 ,q))
self.send_jpeg_quality(q)
return True
if (self.max_bandwidth):
self.last_input_bytecount = 0
gobject.timeout_add(2000, compute_receive_bandwidth, 2000)
if opts.send_pings:
gobject.timeout_add(1000, self.send_ping)
else:
gobject.timeout_add(20*1000, self.send_ping)
def __init__(self, conn, opts):
XpraClientBase.__init__(self, opts)
self.start_time = time.time()
self._window_to_id = {}
self._id_to_window = {}
self.title = opts.title
self.readonly = opts.readonly
self.session_name = opts.session_name
self.compression_level = opts.compression_level
self.auto_refresh_delay = opts.auto_refresh_delay
self.max_bandwidth = opts.max_bandwidth
if self.max_bandwidth > 0.0 and self.jpegquality == 0:
""" jpegquality was not set, use a better start value """
self.jpegquality = 50
self.mmap_enabled = False
self.server_start_time = -1
self.server_platform = ""
self.server_actual_desktop_size = None
self.server_randr = False
self.pixel_counter = maxdeque(maxlen=100)
self.server_latency = maxdeque(maxlen=100)
self.server_load = None
self.client_latency = maxdeque(maxlen=100)
self.toggle_cursors_bell_notify = False
self.toggle_keyboard_sync = False
self.bell_enabled = True
self.cursors_enabled = True
self.notifications_enabled = True
self.clipboard_enabled = False
self.window_configure = False
self.mmap = None
self.mmap_token = None
self.mmap_file = None
self.mmap_size = 0
self.last_ping_echoed_time = 0
self._client_extras = ClientExtras(self, opts)
self.clipboard_enabled = not self.readonly and opts.clipboard and self._client_extras.supports_clipboard(
)
self.supports_mmap = opts.mmap and (
"rgb24" in ENCODINGS) and self._client_extras.supports_mmap()
if self.supports_mmap:
try:
import mmap
import tempfile
import uuid
from stat import S_IRUSR, S_IWUSR, S_IRGRP, S_IWGRP
mmap_dir = os.getenv("TMPDIR", "/tmp")
if not os.path.exists(mmap_dir):
raise Exception("TMPDIR %s does not exist!" % mmap_dir)
#create the mmap file, the mkstemp that is called via NamedTemporaryFile ensures
#that the file is readable and writable only by the creating user ID
temp = tempfile.NamedTemporaryFile(prefix="xpra.",
suffix=".mmap",
dir=mmap_dir)
#keep a reference to it so it does not disappear!
self._mmap_temp_file = temp
self.mmap_file = temp.name
fd = temp.file.fileno()
#set the group permissions and gid if the mmap-group option is specified
if opts.mmap_group and type(
conn.target) == str and os.path.exists(conn.target):
s = os.stat(conn.target)
os.fchown(fd, -1, s.st_gid)
os.fchmod(fd, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP)
self.mmap_size = max(
4096, mmap.PAGESIZE) * 32 * 1024 #generally 128MB
log("using mmap file %s, fd=%s, size=%s", self.mmap_file, fd,
self.mmap_size)
os.lseek(fd, self.mmap_size - 1, os.SEEK_SET)
assert os.write(fd, '\x00')
os.lseek(fd, 0, os.SEEK_SET)
self.mmap = mmap.mmap(fd, length=self.mmap_size)
#write the 16 byte token one byte at a time - no endianness
self.mmap_token = uuid.uuid4().int
log.debug("mmap_token=%s", self.mmap_token)
v = self.mmap_token
for i in range(0, 16):
poke = ctypes.c_ubyte.from_buffer(self.mmap, 512 + i)
poke.value = v % 256
v = v >> 8
assert v == 0
except Exception, e:
log.error("failed to setup mmap: %s", e)
self.supports_mmap = False
self.clean_mmap()
self.mmap = None
self.mmap_file = None
self.mmap_size = 0
def __init__(self, conn, opts):
XpraClientBase.__init__(self, opts)
self.start_time = time.time()
self._window_to_id = {}
self._id_to_window = {}
title = opts.title
if opts.title_suffix is not None:
title = "@title@ %s" % opts.title_suffix
self.title = title
self.readonly = opts.readonly
self.session_name = opts.session_name
self.compression_level = opts.compression_level
self.auto_refresh_delay = opts.auto_refresh_delay
self.max_bandwidth = opts.max_bandwidth
if self.max_bandwidth>0.0 and self.jpegquality==0:
""" jpegquality was not set, use a better start value """
self.jpegquality = 50
self.server_capabilities = {}
self.mmap_enabled = False
self.server_start_time = -1
self.server_platform = ""
self.server_actual_desktop_size = None
self.server_desktop_size = None
self.server_randr = False
self.pixel_counter = maxdeque(maxlen=100)
self.server_latency = maxdeque(maxlen=100)
self.server_load = None
self.client_latency = maxdeque(maxlen=100)
self.toggle_cursors_bell_notify = False
self.bell_enabled = True
self.cursors_enabled = True
self.notifications_enabled = True
self.clipboard_enabled = False
self.mmap = None
self.mmap_token = None
self.mmap_file = None
self.mmap_size = 0
self._client_extras = ClientExtras(self, opts)
self.clipboard_enabled = not self.readonly and opts.clipboard and self._client_extras.supports_clipboard()
self.supports_mmap = opts.mmap and ("rgb24" in ENCODINGS) and self._client_extras.supports_mmap()
if self.supports_mmap:
try:
import mmap
import tempfile
import uuid
from stat import S_IRUSR,S_IWUSR,S_IRGRP,S_IWGRP
mmap_dir = os.getenv("TMPDIR", "/tmp")
if not os.path.exists(mmap_dir):
raise Exception("TMPDIR %s does not exist!" % mmap_dir)
#create the mmap file, the mkstemp that is called via NamedTemporaryFile ensures
#that the file is readable and writable only by the creating user ID
temp = tempfile.NamedTemporaryFile(prefix="xpra.", suffix=".mmap", dir=mmap_dir)
#keep a reference to it so it does not disappear!
self._mmap_temp_file = temp
self.mmap_file = temp.name
fd = temp.file.fileno()
#set the group permissions and gid if the mmap-group option is specified
if opts.mmap_group and type(conn.target)==str and os.path.exists(conn.target):
s = os.stat(conn.target)
os.fchown(fd, -1, s.st_gid)
os.fchmod(fd, S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP)
self.mmap_size = max(4096, mmap.PAGESIZE)*32*1024 #generally 128MB
log("using mmap file %s, fd=%s, size=%s", self.mmap_file, fd, self.mmap_size)
os.lseek(fd, self.mmap_size-1, os.SEEK_SET)
assert os.write(fd, '\x00')
os.lseek(fd, 0, os.SEEK_SET)
self.mmap = mmap.mmap(fd, length=self.mmap_size)
#write the 16 byte token one byte at a time - no endianness
self.mmap_token = uuid.uuid4().int
log.debug("mmap_token=%s", self.mmap_token)
v = self.mmap_token
for i in range(0,16):
poke = ctypes.c_ubyte.from_buffer(self.mmap, 512+i)
poke.value = v % 256
v = v>>8
assert v==0
except Exception, e:
log.error("failed to setup mmap: %s", e)
self.supports_mmap = False
self.clean_mmap()
self.mmap = None
self.mmap_file = None
self.mmap_size = 0
def __init__(self, conn, opts):
XpraClientBase.__init__(self, opts)
self.start_time = time.time()
self._window_to_id = {}
self._id_to_window = {}
title = opts.title
if opts.title_suffix is not None:
title = "@title@ %s" % opts.title_suffix
self.title = title
self.readonly = opts.readonly
self.session_name = opts.session_name
self.compression_level = opts.compression_level
self.auto_refresh_delay = opts.auto_refresh_delay
self.max_bandwidth = opts.max_bandwidth
if self.max_bandwidth>0.0 and self.jpegquality==0:
""" jpegquality was not set, use a better start value """
self.jpegquality = 50
self.server_capabilities = {}
self.can_ping = False
self.mmap_enabled = False
self.server_start_time = -1
self.server_platform = ""
self.server_actual_desktop_size = None
self.server_desktop_size = None
self.server_randr = False
self.pixel_counter = deque(maxlen=100)
self.server_latency = deque(maxlen=100)
self.server_load = None
self.client_latency = deque(maxlen=100)
self.bell_enabled = True
self.notifications_enabled = True
self.send_damage_sequence = False
self.clipboard_enabled = False
self.mmap = None
self.mmap_token = None
self.mmap_file = None
self.mmap_size = 0
self._client_extras = ClientExtras(self, opts)
self.clipboard_enabled = not self.readonly and opts.clipboard and self._client_extras.supports_clipboard()
self.supports_mmap = opts.mmap and self._client_extras.supports_mmap()
if self.supports_mmap:
try:
import mmap
import tempfile
import uuid
import ctypes
from stat import S_IRUSR,S_IWUSR
mmap_dir = os.getenv("TMPDIR", "/tmp")
if not os.path.exists(mmap_dir):
raise Exception("TMPDIR %s does not exist!" % mmap_dir)
temp = tempfile.NamedTemporaryFile(prefix="xpra.", suffix=".mmap", dir=mmap_dir)
#keep a reference to it so it does not disappear!
self._mmap_temp_file = temp
self.mmap_file = temp.name
#ensure that the permissions are strict:
os.chmod(self.mmap_file, S_IRUSR|S_IWUSR)
self.mmap_size = max(4096, mmap.PAGESIZE)*32*1024 #generally 128MB
fd = temp.file.fileno()
log("using mmap file %s, fd=%s, size=%s", self.mmap_file, fd, self.mmap_size)
os.lseek(fd, self.mmap_size-1, os.SEEK_SET)
assert os.write(fd, '\x00')
os.lseek(fd, 0, os.SEEK_SET)
self.mmap = mmap.mmap(fd, length=self.mmap_size)
#write the 16 byte token one byte at a time - no endianness
self.mmap_token = uuid.uuid4().int
log.debug("mmap_token=%s", self.mmap_token)
v = self.mmap_token
for i in range(0,16):
poke = ctypes.c_ubyte.from_buffer(self.mmap, 512+i)
poke.value = v % 256
v = v>>8
assert v==0
except Exception, e:
log.error("failed to setup mmap: %s", e)
self.supports_mmap = False
self.clean_mmap()
self.mmap = None
self.mmap_file = None
self.mmap_size = 0
