Initial commit of Ccnet server.

2025-09-02 21:34:55 +00:00 · 2016-08-18 17:39:55 +08:00
commit ed8404c061
206 changed files with 37441 additions and 0 deletions
--- a/python/ccnet/message.py
+++ b/python/ccnet/message.py
@@ -0,0 +1,47 @@
+#coding: UTF-8
+
+'''Message is the carrier of a simple Pub/Sub system on top of ccnet'''
+
+import datetime
+import re
+import uuid
+import time
+
+MESSAGE_PATTERN = re.compile(r'(?P<flags>[\d]+) (?P<from>[^ ]+) (?P<to>[^ ]+) (?P<id>[^ ]+) (?P<ctime>[^ ]+) (?P<rtime>[^ ]+) (?P<app>[^ ]+) (?P<body>.*)')
+
+class Message(object):
+    def __init__(self, d):
+        self.flags = int(d['flags'])
+        self.from_ = d['from']
+        self.to = d['to']
+        self.id = d['id']
+        self.ctime = float(d['ctime'])
+        self.rtime = float(d['rtime'])
+        self.app = d['app']
+        self.body = d['body']
+
+def message_from_string(s):
+    results = MESSAGE_PATTERN.match(s)
+    if results is None:
+        raise RuntimeError('Bad message: %s' % s)
+
+    d = results.groupdict()
+    return Message(d)
+
+
+def gen_inner_message_string(self_id, app, content):
+    result = "%d %s %s %s %d %d %s %s\000" % (0, self_id, self_id, str(uuid.uuid1()),
+                                            int(time.time()), 0,
+                                            app, content)
+    return result
+
+def message_to_string(msg):
+    f = '%(flags)s %(from_)s %(to)s %(id)s %(ctime)s %(rtime)s %(app)s %(body)s'
+    return f % dict(flags=msg.flags,
+                    from_=msg.from_,
+                    to=msg.to,
+                    id=msg.id,
+                    ctime=msg.ctime,
+                    rtime=msg.rtime,
+                    app=msg.app,
+                    body=msg.body)