def recover(pvc):
if cfg.snaid[pvc]["state"] == "close":
return
status = cfg.snaid[pvc]["status"] & 0x1FF
for i in cfg.snarecover:
if status & i[0]:
log.l.LogIt("SNA020", "I", "recover: pvc=%s status=%x %x %s", (pvc, status, i[0], i[1]))
cfg.snaid[pvc]["state"] = "close"
cfg.snabuf.append((i[1], pvc, "")) # next step
break
gax_close(pvc)
ga_hdlr.statx25(pvc)
def handle_connect(self):
log.l.LogIt("SNA003", "I", "snasrv connected, opening pvc's", ())
for i in range(1, routercfg.MaxPorts + 1):
for j in range(1, routercfg.MaxPVCs + 1):
pvc = "%d%02d" % (i, j)
cfg.snaid[pvc] = {}
cfg.snaid[pvc]["status"] = 0
cfg.snaid[pvc]["state"] = "start"
cfg.snaid[pvc]["sub"] = "-"
cfg.snaid[pvc]["dom"] = "-"
cfg.snaid[pvc]["wsid"] = ""
cfg.snaid[pvc]["polltime"] = 0
cfg.snaid[pvc]["writetime"] = 0
cfg.snaid[pvc]["writecnt"] = 0
ga_hdlr.statx25(pvc)
cfg.snabuf.append(("VE", "000", ""))
cfg.snabuf.append(("ST", "000", ""))
def handle_close(self):
log.l.LogIt("SNA015", "I", "close snasrv: %d: %s", (self.reason, os.strerror(self.reason)))
list = cfg.snaid.keys()
list.sort()
for pvc in list:
wsid = cfg.snaid[pvc]["wsid"]
if wsid != "" and cfg.atm.has_key(wsid) and cfg.atm[wsid].has_key("gasock") and cfg.atm[wsid]["gasock"]:
log.l.LogIt("SNA016", "I", "abruptly closing pvc=%s, wsid=%s", (pvc, wsid))
cfg.atm[wsid]["gasock"].handle_close()
cfg.snaid[pvc]["status"] = 0
ga_hdlr.statx25(pvc)
self.close()
cfg.snabuf = []
cfg.sna_hdlr = None
list = cfg.snaid.keys()
for pvc in list:
del cfg.snaid[pvc]
def handle_read(self):
cmd, pvc, status, data = self.recvpkt()
if not cmd:
return
# --------------
if cmd == "CN":
log.l.LogIt("SNA004", "I", "si: %s %s", (cmd, data))
return
# --------------
if cmd == "VE":
cfg.snasrv_version = data
log.l.LogIt("SNA005", "I", "si: %s snasrv %s", (cmd, data))
return
# --------------
if pvc != "000":
# only report changes
if (cfg.snaid[pvc]["status"] & 0xFFFFF7FF) != (status & 0xFFFFF7FF):
cfg.snaid[pvc]["status"] = status
ga_hdlr.statx25(pvc)
# record time of achieving status==7
if status == 7:
cfg.snaid[pvc]["polltime"] = time.time()
# if status == 0xf: (what was this? 21.3.02 rhd)
cfg.snaid[pvc]["status"] = status
# --------------
if cmd == "ST":
log.l.LogIt("SNA006", "I", "si: %s pvc=%s status=%x", (cmd, pvc, status))
return
# --------------
if not self.clean:
self.clean = 1
list = cfg.snaid.keys()
list.sort()
for i in list:
if cfg.snaid[i]["status"] & 0x1FF:
self.clean = 0
if self.clean and self.sd_seen:
snapoll()
# --------------
if cmd == "SD":
self.sd_seen = 1
log.l.LogIt("SNA007", "I", "si: %s pvc=%s status=%x", (cmd, pvc, status))
if self.clean:
snapoll()
else:
self.cleanup()
return
# --------------
if pvc == "000":
log.l.LogIt("SNA008", "I", "si: %s pvc=%s status=%x msg=%s", (cmd, pvc, status, data))
return
# --------------
if cmd == "LT":
log.l.LogIt("SNA009", "D", "si: %s pvc=%s status=%x", (cmd, pvc, status))
pbmascii = pbm.ebcdic2ascii(data)
wsid = pbmascii[9:14]
if cfg.snaid[pvc]["wsid"] == "":
cfg.snaid[pvc]["wsid"] = wsid
ga_hdlr.gax(pvc, wsid, data)
if cfg.atm.has_key(wsid) and cfg.atm[wsid]["gasock"] and cfg.atm[wsid]["gastate"] != "=":
cfg.atm[wsid]["gasock"].handle_read(data)
else:
log.l.LogIt("SNA109", "D", "si: %s pvc=%s status=%x - discard", (cmd, pvc, status))
return
# --------------
log.l.LogIt(
"SNA010", "I", "si: %s pvc=%s status=%x state=%s msg=%s", (cmd, pvc, status, cfg.snaid[pvc]["state"], data)
)
# ----
if cmd == "WC":
# decrement the write count for timeouts
if cfg.snaid[pvc]["writecnt"] > 0:
cfg.snaid[pvc]["writecnt"] -= 1
# ----
if cmd == "RS":
cfg.snaid[pvc]["state"] = "open"
# ----
if cfg.snaid[pvc]["state"] == "open":
if cfg.snacon.has_key(cmd):
cfg.snabuf.append((cfg.snacon[cmd], pvc, "")) # next step
return
if cmd == cfg.snacon["last"]:
cfg.snaid[pvc]["state"] = "up"
return
# ----
if cfg.snaid[pvc]["state"] == "close":
if cfg.snadiscon.has_key(cmd):
cfg.snabuf.append((cfg.snadiscon[cmd], pvc, "")) # next step
return
if cmd == cfg.snadiscon["last"]:
cfg.snaid[pvc]["wsid"] = ""
cfg.snaid[pvc]["state"] = "down"
return
# --------------
if cmd in cfg.snalost:
# log.l.LogIt('SNA011', 'E', 'Gcom_dump started', ())
# msg = util.dump()
recover(pvc)
return
def refresh():
for i in cfg.ips.keys():
ga_hdlr.statip(i)
for i in cfg.snaid.keys():
ga_hdlr.statx25(i)
