async def _onTeleSyn(self, link, mesg):
reply = ('tele:syn', {
'vers': self.televers,
'retn': (True, None),
})
try:
vers = mesg[1].get('vers')
if vers[0] != s_telepath.televers[0]:
raise s_exc.BadMesgVers(vers=vers, myvers=s_telepath.televers)
path = ()
name = mesg[1].get('name')
if not name:
name = '*'
if '/' in name:
name, rest = name.split('/', 1)
if rest:
path = rest.split('/')
item = self.shared.get(name)
if item is None:
raise s_exc.NoSuchName(name=name)
sess = await Sess.anit()
async def sessfini():
self.sessions.pop(sess.iden, None)
sess.onfini(sessfini)
link.onfini(sess.fini)
self.sessions[sess.iden] = sess
sess.conninfo = link.getAddrInfo()
link.set('sess', sess)
if isinstance(item, s_telepath.Aware):
item = await s_coro.ornot(item.getTeleApi, link, mesg, path)
if isinstance(item, s_base.Base):
link.onfini(item)
reply[1]['sharinfo'] = s_reflect.getShareInfo(item)
sess.setSessItem(None, item)
reply[1]['sess'] = sess.iden
except Exception as e:
logger.exception('tele:syn error')
reply[1]['retn'] = s_common.retnexc(e)
await link.tx(reply)
async def _onTeleSyn(self, link, mesg):
reply = ('tele:syn', {
'vers': self.televers,
'retn': (True, None),
})
try:
vers = mesg[1].get('vers')
if vers[0] != s_telepath.televers[0]:
raise s_exc.BadMesgVers(vers=vers, myvers=s_telepath.televers)
path = ()
name = mesg[1].get('name')
if not name:
name = '*'
if '/' in name:
name, rest = name.split('/', 1)
if rest:
path = rest.split('/')
item = self.shared.get(name)
if item is None:
raise s_exc.NoSuchName(name=name)
sess = await Sess.anit()
async def sessfini():
self.sessions.pop(sess.iden, None)
sess.onfini(sessfini)
link.onfini(sess.fini)
self.sessions[sess.iden] = sess
link.set('sess', sess)
if isinstance(item, s_telepath.Aware):
item = await s_coro.ornot(item.getTeleApi, link, mesg, path)
if isinstance(item, s_base.Base):
link.onfini(item.fini)
reply[1]['sharinfo'] = s_reflect.getShareInfo(item)
sess.setSessItem(None, item)
reply[1]['sess'] = sess.iden
except Exception as e:
logger.exception('tele:syn error')
reply[1]['retn'] = s_common.retnexc(e)
await link.tx(reply)
async def _onTaskV2Init(self, link, mesg):
# t2:init is used by the pool sockets on the client
name = mesg[1].get('name')
sidn = mesg[1].get('sess')
todo = mesg[1].get('todo')
try:
if sidn is None or todo is None:
raise s_exc.NoSuchObj(name=name)
sess = self.sessions.get(sidn)
if sess is None:
raise s_exc.NoSuchObj(name=name)
item = sess.getSessItem(name)
if item is None:
raise s_exc.NoSuchObj(name=name)
s_scope.set('sess', sess)
# TODO set user....
methname, args, kwargs = todo
if methname[0] == '_':
raise s_exc.NoSuchMeth(name=methname)
meth = getattr(item, methname, None)
if meth is None:
logger.warning(f'{item!r} has no method: {methname}')
raise s_exc.NoSuchMeth(name=methname)
valu = meth(*args, **kwargs)
if s_coro.iscoro(valu):
valu = await valu
try:
if isinstance(valu, types.AsyncGeneratorType):
desc = 'async generator'
await link.tx(('t2:genr', {}))
async for item in valu:
await link.tx(('t2:yield', {'retn': (True, item)}))
await link.tx(('t2:yield', {'retn': None}))
return
elif isinstance(valu, types.GeneratorType):
desc = 'generator'
await link.tx(('t2:genr', {}))
for item in valu:
await link.tx(('t2:yield', {'retn': (True, item)}))
await link.tx(('t2:yield', {'retn': None}))
return
except Exception as e:
logger.exception(f'error during {desc} task: {methname}')
if not link.isfini:
retn = s_common.retnexc(e)
await link.tx(('t2:yield', {'retn': retn}))
return
if isinstance(valu, s_share.Share):
sess.onfini(valu)
iden = s_common.guid()
sess.setSessItem(iden, valu)
info = s_reflect.getShareInfo(valu)
await link.tx(('t2:share', {'iden': iden, 'sharinfo': info}))
return
await link.tx(('t2:fini', {'retn': (True, valu)}))
except Exception as e:
logger.exception('on t2:init: %r' % (mesg,))
if not link.isfini:
retn = s_common.retnexc(e)
await link.tx(('t2:fini', {'retn': retn}))
async def t2call(link, meth, args, kwargs):
'''
Call the given ``meth(*args, **kwargs)`` and handle the response to provide
telepath task v2 events to the given link.
'''
try:
valu = meth(*args, **kwargs)
if s_coro.iscoro(valu):
valu = await valu
try:
first = True
if isinstance(valu, types.AsyncGeneratorType):
async for item in valu:
if first:
await link.tx(('t2:genr', {}))
first = False
await link.tx(('t2:yield', {'retn': (True, item)}))
if first:
await link.tx(('t2:genr', {}))
await link.tx(('t2:yield', {'retn': None}))
return
elif isinstance(valu, types.GeneratorType):
for item in valu:
if first:
await link.tx(('t2:genr', {}))
first = False
await link.tx(('t2:yield', {'retn': (True, item)}))
if first:
await link.tx(('t2:genr', {}))
await link.tx(('t2:yield', {'retn': None}))
return
except s_exc.DmonSpawn as e:
context = e.__context__
if context:
if not isinstance(context, asyncio.CancelledError):
logger.error('Error during DmonSpawn call: %r', context)
await link.fini()
return
except (asyncio.CancelledError, Exception) as e:
if isinstance(e, asyncio.CancelledError):
logger.info('t2call task %s cancelled', meth.__name__)
else:
logger.exception('error during task %s', meth.__name__)
if isinstance(valu, types.AsyncGeneratorType):
await valu.aclose()
elif isinstance(valu, types.GeneratorType):
valu.close()
if not link.isfini:
if first:
await link.tx(('t2:genr', {}))
retn = s_common.retnexc(e)
await link.tx(('t2:yield', {'retn': retn}))
return
if isinstance(valu, s_share.Share):
info = s_reflect.getShareInfo(valu)
await link.tx(('t2:share', {'iden': valu.iden, 'sharinfo': info}))
return valu
await link.tx(('t2:fini', {'retn': (True, valu)}))
except s_exc.DmonSpawn as e:
context = e.__context__
if context:
logger.error('Error during DmonSpawn call: %r', context)
await link.fini()
return
except (asyncio.CancelledError, Exception) as e:
logger.exception('error during task: %s', meth.__name__)
if not link.isfini:
retn = s_common.retnexc(e)
await link.tx(('t2:fini', {'retn': retn}))
async def _onTaskV2Init(self, link, mesg):
# t2:init is used by the pool sockets on the client
name = mesg[1].get('name')
sidn = mesg[1].get('sess')
todo = mesg[1].get('todo')
try:
if sidn is None or todo is None:
raise s_exc.NoSuchObj(name=name)
sess = self.sessions.get(sidn)
if sess is None:
raise s_exc.NoSuchObj(name=name)
item = sess.getSessItem(name)
if item is None:
raise s_exc.NoSuchObj(name=name)
s_scope.set('sess', sess)
# TODO set user....
methname, args, kwargs = todo
if methname[0] == '_':
raise s_exc.NoSuchMeth(name=methname)
meth = getattr(item, methname, None)
if meth is None:
logger.warning(f'{item!r} has no method: {methname}')
raise s_exc.NoSuchMeth(name=methname)
valu = meth(*args, **kwargs)
if s_coro.iscoro(valu):
valu = await valu
try:
if isinstance(valu, types.AsyncGeneratorType):
desc = 'async generator'
await link.tx(('t2:genr', {}))
async for item in valu:
await link.tx(('t2:yield', {'retn': (True, item)}))
await link.tx(('t2:yield', {'retn': None}))
return
elif isinstance(valu, types.GeneratorType):
desc = 'generator'
await link.tx(('t2:genr', {}))
for item in valu:
await link.tx(('t2:yield', {'retn': (True, item)}))
await link.tx(('t2:yield', {'retn': None}))
return
except Exception as e:
logger.exception(f'error during {desc} task: {methname}')
if not link.isfini:
retn = s_common.retnexc(e)
await link.tx(('t2:yield', {'retn': retn}))
return
if isinstance(valu, s_share.Share):
sess.onfini(valu)
info = s_reflect.getShareInfo(valu)
await link.tx(('t2:share', {
'iden': valu.iden,
'sharinfo': info
}))
return
await link.tx(('t2:fini', {'retn': (True, valu)}))
except Exception as e:
logger.exception('on t2:init: %r' % (mesg, ))
if not link.isfini:
retn = s_common.retnexc(e)
await link.tx(('t2:fini', {'retn': retn}))
