1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
|
import sys
import tnetstring
import zmq
ctx = zmq.Context()
sock = ctx.socket(zmq.REP)
sock.connect(sys.argv[1])
class Rule(object):
def __init__(self):
self.domain = None
self.path_prefix = None
self.sid_ptr = None
self.json_param = None
class Session(object):
def __init__(self):
self.last_ids = dict()
rules = list()
sessions = dict()
def session_detect_rules_set(new_rules):
for nr in new_rules:
found = False
for r in rules:
if (
r.domain == nr.domain
and r.path_prefix == nr.path_prefix
and r.sid_ptr == nr.sid_ptr
and r.json_param == nr.json_param
):
found = True
break
if found:
continue
rules.append(nr)
def session_detect_rules_get(domain, path):
out = list()
for r in rules:
if r.domain == domain and path.startswith(r.path_prefix):
out.append(r)
return out
def session_create_or_update(sid, last_ids):
s = sessions.get(sid)
if s is None:
s = Session()
sessions[sid] = s
for k, v in last_ids.iteritems():
s.last_ids[k] = v
def session_update(sid, last_ids):
s = sessions.get(sid)
if s is None:
raise ValueError("unknown sid")
for k, v in last_ids.iteritems():
s.last_ids[k] = v
def session_get_last_ids(sid):
s = sessions.get(sid)
if s is not None:
return s.last_ids
else:
return None
while True:
req = tnetstring.loads(sock.recv())
method = req["method"]
args = req["args"]
print("IN %s %s" % (method, args))
try:
resp = None
ret = None
if method == "session-detect-rules-set":
rule_data_list = args["rules"]
rlist = list()
for rule_data in rule_data_list:
r = Rule()
r.domain = rule_data["domain"]
r.path_prefix = rule_data["path-prefix"]
r.sid_ptr = rule_data["sid-ptr"]
r.json_param = rule_data.get("json-param")
rlist.append(r)
session_detect_rules_set(rlist)
elif method == "session-detect-rules-get":
rlist = session_detect_rules_get(args["domain"], args["path"])
ret = list()
for r in rlist:
i = {
"domain": r.domain,
"path-prefix": r.path_prefix,
"sid-ptr": r.sid_ptr,
}
if r.json_param:
i["json-param"] = r.json_param
ret.append(i)
elif method == "session-create-or-update":
session_create_or_update(args["sid"], args["last-ids"])
elif method == "session-update-many":
sid_last_ids = args["sid-last-ids"]
for sid, last_ids in sid_last_ids.iteritems():
session_update(sid, last_ids)
elif method == "session-get-last-ids":
ret = session_get_last_ids(args["sid"])
if ret is None:
resp = {
"id": req["id"],
"success": False,
"condition": "item-not-found",
}
else:
resp = {"id": req["id"], "success": False, "condition": "method-not-found"}
if resp is None:
resp = {"id": req["id"], "success": True, "value": ret}
except:
resp = {"id": req["id"], "success": False, "condition": "general"}
if resp["success"]:
print("OUT %s" % resp["value"])
else:
print("OUT error, condition=%s" % resp["condition"])
sock.send(tnetstring.dumps(resp))
|
