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authorGuido van Rossum <guido@python.org>1993-12-17 14:32:26 (GMT)
committerGuido van Rossum <guido@python.org>1993-12-17 14:32:26 (GMT)
commit9e80d6f12512803532aed39a0335e6346b77abf4 (patch)
treecf895d035b8a2d89574e565e0384e72f5635325e /Demo/rpc/rpc.py
parent7565b934144012f25e8b22d888572c048f0eb21a (diff)
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*** empty log message ***
Diffstat (limited to 'Demo/rpc/rpc.py')
-rw-r--r--Demo/rpc/rpc.py105
1 files changed, 66 insertions, 39 deletions
diff --git a/Demo/rpc/rpc.py b/Demo/rpc/rpc.py
index 00397dd..fb21fc2 100644
--- a/Demo/rpc/rpc.py
+++ b/Demo/rpc/rpc.py
@@ -151,7 +151,7 @@ def make_auth_null():
return ''
def make_auth_unix(seed, host, uid, gid, groups):
- p = Packer().init()
+ p = Packer()
p.pack_auth_unix(seed, host, uid, gid, groups)
return p.get_buf()
@@ -163,14 +163,15 @@ def make_auth_unix_default():
except ImportError:
uid = gid = 0
import time
- return make_auth_unix(time.time(), socket.gethostname(), uid, gid, [])
+ return make_auth_unix(int(time.time()), \
+ socket.gethostname(), uid, gid, [])
# Common base class for clients
class Client:
- def init(self, host, prog, vers, port):
+ def __init__(self, host, prog, vers, port):
self.host = host
self.prog = prog
self.vers = vers
@@ -182,7 +183,6 @@ class Client:
self.addpackers()
self.cred = None
self.verf = None
- return self
def close(self):
self.sock.close()
@@ -201,8 +201,8 @@ class Client:
def addpackers(self):
# Override this to use derived classes from Packer/Unpacker
- self.packer = Packer().init()
- self.unpacker = Unpacker().init('')
+ self.packer = Packer()
+ self.unpacker = Unpacker('')
def make_call(self, proc, args, pack_func, unpack_func):
# Don't normally override this (but see Broadcast)
@@ -244,7 +244,7 @@ class Client:
self.verf = (AUTH_NULL, make_auth_null())
return self.verf
- def Null(self): # Procedure 0 is always like this
+ def call_0(self): # Procedure 0 is always like this
return self.make_call(0, None, None, None)
@@ -369,11 +369,10 @@ class RawUDPClient(Client):
class RawBroadcastUDPClient(RawUDPClient):
- def init(self, bcastaddr, prog, vers, port):
- self = RawUDPClient.init(self, bcastaddr, prog, vers, port)
+ def __init__(self, bcastaddr, prog, vers, port):
+ RawUDPClient.__init__(self, bcastaddr, prog, vers, port)
self.reply_handler = None
self.timeout = 30
- return self
def connsocket(self):
# Don't connect -- use sendto
@@ -495,8 +494,8 @@ class PortMapperUnpacker(Unpacker):
class PartialPortMapperClient:
def addpackers(self):
- self.packer = PortMapperPacker().init()
- self.unpacker = PortMapperUnpacker().init('')
+ self.packer = PortMapperPacker()
+ self.unpacker = PortMapperUnpacker('')
def Set(self, mapping):
return self.make_call(PMAPPROC_SET, mapping, \
@@ -526,23 +525,23 @@ class PartialPortMapperClient:
class TCPPortMapperClient(PartialPortMapperClient, RawTCPClient):
- def init(self, host):
- return RawTCPClient.init(self, \
+ def __init__(self, host):
+ RawTCPClient.__init__(self, \
host, PMAP_PROG, PMAP_VERS, PMAP_PORT)
class UDPPortMapperClient(PartialPortMapperClient, RawUDPClient):
- def init(self, host):
- return RawUDPClient.init(self, \
+ def __init__(self, host):
+ RawUDPClient.__init__(self, \
host, PMAP_PROG, PMAP_VERS, PMAP_PORT)
class BroadcastUDPPortMapperClient(PartialPortMapperClient, \
RawBroadcastUDPClient):
- def init(self, bcastaddr):
- return RawBroadcastUDPClient.init(self, \
+ def __init__(self, bcastaddr):
+ RawBroadcastUDPClient.__init__(self, \
bcastaddr, PMAP_PROG, PMAP_VERS, PMAP_PORT)
@@ -550,36 +549,35 @@ class BroadcastUDPPortMapperClient(PartialPortMapperClient, \
class TCPClient(RawTCPClient):
- def init(self, host, prog, vers):
- pmap = TCPPortMapperClient().init(host)
+ def __init__(self, host, prog, vers):
+ pmap = TCPPortMapperClient(host)
port = pmap.Getport((prog, vers, IPPROTO_TCP, 0))
pmap.close()
if port == 0:
raise RuntimeError, 'program not registered'
- return RawTCPClient.init(self, host, prog, vers, port)
+ RawTCPClient.__init__(self, host, prog, vers, port)
class UDPClient(RawUDPClient):
- def init(self, host, prog, vers):
- pmap = UDPPortMapperClient().init(host)
+ def __init__(self, host, prog, vers):
+ pmap = UDPPortMapperClient(host)
port = pmap.Getport((prog, vers, IPPROTO_UDP, 0))
pmap.close()
if port == 0:
raise RuntimeError, 'program not registered'
- return RawUDPClient.init(self, host, prog, vers, port)
+ RawUDPClient.__init__(self, host, prog, vers, port)
class BroadcastUDPClient(Client):
- def init(self, bcastaddr, prog, vers):
- self.pmap = BroadcastUDPPortMapperClient().init(bcastaddr)
+ def __init__(self, bcastaddr, prog, vers):
+ self.pmap = BroadcastUDPPortMapperClient(bcastaddr)
self.pmap.set_reply_handler(self.my_reply_handler)
self.prog = prog
self.vers = vers
self.user_reply_handler = None
self.addpackers()
- return self
def close(self):
self.pmap.close()
@@ -622,7 +620,7 @@ class BroadcastUDPClient(Client):
class Server:
- def init(self, host, prog, vers, port):
+ def __init__(self, host, prog, vers, port):
self.host = host # Should normally be '' for default interface
self.prog = prog
self.vers = vers
@@ -631,17 +629,16 @@ class Server:
self.bindsocket()
self.host, self.port = self.sock.getsockname()
self.addpackers()
- return self
def register(self):
mapping = self.prog, self.vers, self.prot, self.port
- p = TCPPortMapperClient().init(self.host)
+ p = TCPPortMapperClient(self.host)
if not p.Set(mapping):
raise RuntimeError, 'register failed'
def unregister(self):
mapping = self.prog, self.vers, self.prot, self.port
- p = TCPPortMapperClient().init(self.host)
+ p = TCPPortMapperClient(self.host)
if not p.Unset(mapping):
raise RuntimeError, 'unregister failed'
@@ -716,8 +713,8 @@ class Server:
def addpackers(self):
# Override this to use derived classes from Packer/Unpacker
- self.packer = Packer().init()
- self.unpacker = Unpacker().init('')
+ self.packer = Packer()
+ self.unpacker = Unpacker('')
class TCPServer(Server):
@@ -738,10 +735,41 @@ class TCPServer(Server):
call = recvrecord(sock)
except EOFError:
break
+ except socket.error, msg:
+ print 'socket error:', msg
+ break
reply = self.handle(call)
- if reply <> None:
+ if reply is not None:
sendrecord(sock, reply)
+ def forkingloop(self):
+ # Like loop but uses forksession()
+ self.sock.listen(0)
+ while 1:
+ self.forksession(self.sock.accept())
+
+ def forksession(self, connection):
+ # Like session but forks off a subprocess
+ import os
+ # Wait for deceased children
+ try:
+ while 1:
+ pid, sts = os.waitpid(0, 1)
+ except os.error:
+ pass
+ pid = None
+ try:
+ pid = os.fork()
+ if pid: # Parent
+ connection[0].close()
+ return
+ # Child
+ self.session(connection)
+ finally:
+ # Make sure we don't fall through in the parent
+ if pid == 0:
+ os._exit(0)
+
class UDPServer(Server):
@@ -763,8 +791,7 @@ class UDPServer(Server):
# Simple test program -- dump local portmapper status
def test():
- pmap = UDPPortMapperClient().init('')
- pmap.Null()
+ pmap = UDPPortMapperClient('')
list = pmap.Dump()
list.sort()
for prog, vers, prot, port in list:
@@ -786,7 +813,7 @@ def testbcast():
def rh(reply, fromaddr):
host, port = fromaddr
print host + '\t' + `reply`
- pmap = BroadcastUDPPortMapperClient().init(bcastaddr)
+ pmap = BroadcastUDPPortMapperClient(bcastaddr)
pmap.set_reply_handler(rh)
pmap.set_timeout(5)
replies = pmap.Getport((100002, 1, IPPROTO_UDP, 0))
@@ -806,7 +833,7 @@ def testsvr():
print 'RPC function 1 called, arg', `arg`
self.packer.pack_string(arg + arg)
#
- s = S().init('', 0x20000000, 1, 0)
+ s = S('', 0x20000000, 1, 0)
try:
s.unregister()
except RuntimeError, msg:
@@ -830,7 +857,7 @@ def testclt():
return self.make_call(1, arg, \
self.packer.pack_string, \
self.unpacker.unpack_string)
- c = C().init(host, 0x20000000, 1)
+ c = C(host, 0x20000000, 1)
print 'making call...'
reply = c.call_1('hello, world, ')
print 'call returned', `reply`