Commit | Line | Data |
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c55f394e IJ |
1 | #!/usr/bin/python3 |
2 | ||
3 | from hippotat import * | |
4 | ||
c0c90673 IJ |
5 | import twisted.web |
6 | import twisted.web.client | |
7 | ||
dd6665ee IJ |
8 | import io |
9 | ||
034284c3 | 10 | client_cs = None |
88487243 IJ |
11 | |
12 | def set_client(ci,cs,pw): | |
034284c3 | 13 | global client_cs |
88487243 | 14 | global password |
034284c3 IJ |
15 | assert(client_cs is None) |
16 | client_cs = cs | |
17 | c.client = ci | |
88487243 | 18 | c.max_outstanding = cfg.getint(cs, 'max_requests_outstanding') |
7b07f0b5 | 19 | c.target_outstanding = cfg.getint(cs, 'target_requests_outstanding') |
88487243 IJ |
20 | password = pw |
21 | ||
87a7c0c7 IJ |
22 | def process_cfg(): |
23 | global url | |
24 | global max_requests_outstanding | |
c55f394e | 25 | |
87a7c0c7 | 26 | process_cfg_common_always() |
88487243 IJ |
27 | process_cfg_server() |
28 | ||
29 | try: | |
30 | c.url = cfg.get('server','url') | |
31 | except NoOptionError: | |
32 | process_cfg_saddrs() | |
84e763c7 | 33 | c.url = c.saddrs[0].url() |
88487243 IJ |
34 | |
35 | process_cfg_clients(set_client) | |
87a7c0c7 | 36 | |
ca732796 | 37 | c.routes = cfg.get('virtual','routes') |
7b07f0b5 IJ |
38 | c.max_queue_time = cfg.getint(client_cs, 'max_queue_time') |
39 | c.max_batch_up = cfg.getint(client_cs, 'max_batch_up') | |
ff613365 | 40 | c.http_timeout = cfg.getint(client_cs, 'http_timeout') |
4edf77a3 | 41 | c.http_retry = cfg.getint(client_cs, 'http_retry') |
034284c3 IJ |
42 | |
43 | process_cfg_ipif(client_cs, | |
44 | (('local', 'client'), | |
45 | ('peer', 'server'), | |
46 | ('rnets', 'routes'))) | |
47 | ||
ca732796 IJ |
48 | outstanding = 0 |
49 | ||
50 | def start_client(): | |
51 | global queue | |
7b07f0b5 | 52 | global agent |
297b3ebf | 53 | queue = PacketQueue('up', c.max_queue_time) |
7b07f0b5 | 54 | agent = twisted.web.client.Agent(reactor, connectTimeout = c.http_timeout) |
ca732796 | 55 | |
034284c3 | 56 | def outbound(packet, saddr, daddr): |
ca732796 IJ |
57 | #print('OUT ', saddr, daddr, repr(packet)) |
58 | queue.append(packet) | |
59 | check_outbound() | |
60 | ||
62b51bcf | 61 | class ResponseConsumer(twisted.internet.protocol.Protocol): |
8b62cd2c | 62 | def __init__(self, req): |
8b62cd2c | 63 | self._req = req |
62b51bcf | 64 | self._ssd = SlipStreamDecoder(queue_inbound) |
14c6d55c IJ |
65 | self._log(DBG.HTTP_CTRL, '__init__') |
66 | ||
67 | def _log(self, dflag, msg, **kwargs): | |
68 | log_debug(dflag, 'RC ' + msg, idof=self._req, **kwargs) | |
bd9e77fb | 69 | |
62b51bcf | 70 | def dataReceived(self, data): |
9b65cdd4 IJ |
71 | self._log(DBG.HTTP_CTRL, 'dataReceived', d=data) |
72 | try: | |
73 | self._ssd.inputdata(mime_translate(data)) | |
74 | except Exception as e: | |
75 | self._asyncfailure(e) | |
ccd371b3 IJ |
76 | |
77 | def connectionMade(self): | |
78 | self._log(DBG.HTTP_CTRL, 'connectionMade') | |
79 | ||
62b51bcf | 80 | def connectionLost(self, reason): |
15407d80 IJ |
81 | self._log(DBG.HTTP_CTRL, 'connectionLost ' + str(reason)) |
82 | if reason.check(twisted.web.client.ResponseDone): | |
4edf77a3 | 83 | try: self._ssd.flush() |
082d973e IJ |
84 | except Exception as e: |
85 | self._asyncfailure(e) | |
62b51bcf | 86 | else: |
33932420 IJ |
87 | self._asyncfailure(reason) |
88 | ||
89 | def _asyncfailure(self, reason): | |
15407d80 | 90 | self._log(DBG.HTTP_CTRL, '_asyncFailure ' + str(reason)) |
33932420 IJ |
91 | global outstanding |
92 | outstanding += 1 | |
fd87d3f3 | 93 | req_err(self._req, reason) |
bd9e77fb | 94 | |
8b62cd2c | 95 | def req_ok(req, resp): |
15407d80 | 96 | log_debug(DBG.HTTP_CTRL, 'req_ok ' + str(resp), idof=req) |
8b62cd2c IJ |
97 | rc = ResponseConsumer(req) |
98 | resp.deliverBody(rc) | |
60b58030 | 99 | req_fin(req) |
7b07f0b5 | 100 | |
fd87d3f3 | 101 | def req_err(req, err): |
3a7aaa41 | 102 | log_debug(DBG.HTTP_CTRL, 'req_err ' + str(err), idof=req) |
c0c90673 | 103 | print(err, file=sys.stderr) |
60b58030 | 104 | reactor.callLater(c.http_retry, (lambda: req_fin(req))) |
7b07f0b5 | 105 | |
60b58030 | 106 | def req_fin(req): |
47191df1 | 107 | log_debug(DBG.HTTP_CTRL, 'req_fin', idof=req) |
84e763c7 | 108 | global outstanding |
c0c90673 | 109 | outstanding -= 1 |
4edf77a3 IJ |
110 | check_outbound() |
111 | ||
ca732796 | 112 | def check_outbound(): |
84e763c7 | 113 | global outstanding |
4edf77a3 | 114 | |
ca732796 | 115 | while True: |
c0c90673 IJ |
116 | if outstanding >= c.max_outstanding : break |
117 | if not queue.nonempty() and outstanding >= c.target_outstanding: break | |
7b07f0b5 IJ |
118 | |
119 | d = b'' | |
84e763c7 | 120 | def moredata(s): nonlocal d; d += s |
7b07f0b5 | 121 | queue.process((lambda: len(d)), |
c0c90673 | 122 | moredata, |
7b07f0b5 | 123 | c.max_batch_up) |
7b07f0b5 | 124 | |
fc0ba433 IJ |
125 | d = mime_translate(d) |
126 | ||
7b07f0b5 | 127 | crlf = b'\r\n' |
60dc70f9 | 128 | lf = b'\n' |
5e234983 IJ |
129 | mime = (b'--b' + crlf + |
130 | b'Content-Type: text/plain; charset="utf-8"' + crlf + | |
131 | b'Content-Disposition: form-data; name="m"' + crlf + crlf + | |
132 | str(c.client) .encode('ascii') + crlf + | |
133 | password + crlf + | |
134 | str(c.target_outstanding) .encode('ascii') + crlf + | |
60dc70f9 | 135 | (( |
5e234983 IJ |
136 | b'--b' + crlf + |
137 | b'Content-Type: application/octet-stream' + crlf + | |
138 | b'Content-Disposition: form-data; name="d"' + crlf + crlf + | |
fc0ba433 | 139 | d + crlf |
60dc70f9 | 140 | ) if len(d) else b'') + |
5e234983 | 141 | b'--b--' + crlf) |
ca732796 | 142 | |
a518aa4b IJ |
143 | #df = open('data.dump.dbg', mode='wb') |
144 | #df.write(mime) | |
145 | #df.close() | |
534f07df | 146 | # POST -use -c 'multipart/form-data; boundary="b"' http://localhost:8099/ <data.dump.dbg |
60dc70f9 | 147 | |
297b3ebf | 148 | log_debug(DBG.HTTP_FULL, 'requesting: ' + str(mime)) |
4edf77a3 | 149 | |
7b07f0b5 | 150 | hh = { 'User-Agent': ['hippotat'], |
b37c6b53 IJ |
151 | 'Content-Type': ['multipart/form-data; boundary="b"'], |
152 | 'Content-Length': [str(len(mime))] } | |
dd6665ee IJ |
153 | |
154 | bytesreader = io.BytesIO(mime) | |
155 | producer = twisted.web.client.FileBodyProducer(bytesreader) | |
156 | ||
3dbadade | 157 | req = agent.request(b'POST', |
7b07f0b5 | 158 | c.url, |
b37c6b53 IJ |
159 | twisted.web.client.Headers(hh), |
160 | producer) | |
47191df1 IJ |
161 | |
162 | log_debug(DBG.HTTP_CTRL, 'request', idof=req, d=d) | |
84e763c7 | 163 | req.addTimeout(c.http_timeout, reactor) |
8b62cd2c | 164 | req.addCallback((lambda resp: req_ok(req, resp))) |
fd87d3f3 | 165 | req.addErrback((lambda err: req_err(req, err))) |
c0c90673 | 166 | outstanding += 1 |
034284c3 | 167 | |
1321ad5f | 168 | common_startup() |
87a7c0c7 | 169 | process_cfg() |
7b07f0b5 | 170 | start_client() |
034284c3 | 171 | start_ipif(c.ipif_command, outbound) |
4edf77a3 | 172 | check_outbound() |
034284c3 | 173 | common_run() |