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 | ||
0accf0d3 IJ |
48 | outstanding = { } |
49 | ||
50 | def log_outstanding(): | |
51 | log_debug(DBG.CTRL_DUMP, 'OS %s' % outstanding) | |
ca732796 IJ |
52 | |
53 | def start_client(): | |
54 | global queue | |
7b07f0b5 | 55 | global agent |
297b3ebf | 56 | queue = PacketQueue('up', c.max_queue_time) |
7b07f0b5 | 57 | agent = twisted.web.client.Agent(reactor, connectTimeout = c.http_timeout) |
ca732796 | 58 | |
034284c3 | 59 | def outbound(packet, saddr, daddr): |
ca732796 IJ |
60 | #print('OUT ', saddr, daddr, repr(packet)) |
61 | queue.append(packet) | |
62 | check_outbound() | |
63 | ||
0accf0d3 IJ |
64 | class GeneralResponseConsumer(twisted.internet.protocol.Protocol): |
65 | def __init__(self, req, desc): | |
8b62cd2c | 66 | self._req = req |
0accf0d3 | 67 | self._desc = desc |
14c6d55c IJ |
68 | |
69 | def _log(self, dflag, msg, **kwargs): | |
0accf0d3 IJ |
70 | log_debug(dflag, '%s: %s' % (self._desc, msg), idof=self._req, **kwargs) |
71 | ||
72 | def connectionMade(self): | |
73 | self._log(DBG.HTTP_CTRL, 'connectionMade') | |
74 | ||
75 | class ResponseConsumer(GeneralResponseConsumer): | |
76 | def __init__(self, req): | |
77 | super().__init__(req, 'RC') | |
78 | ssddesc = '[%s] %s' % (id(req), self._desc) | |
79 | self._ssd = SlipStreamDecoder(ssddesc, queue_inbound) | |
80 | self._log(DBG.HTTP_CTRL, '__init__') | |
bd9e77fb | 81 | |
62b51bcf | 82 | def dataReceived(self, data): |
9b65cdd4 IJ |
83 | self._log(DBG.HTTP_CTRL, 'dataReceived', d=data) |
84 | try: | |
02cdcb52 | 85 | self._ssd.inputdata(data) |
9b65cdd4 | 86 | except Exception as e: |
eedc8b30 | 87 | self._handleexception() |
ccd371b3 | 88 | |
62b51bcf | 89 | def connectionLost(self, reason): |
15407d80 | 90 | self._log(DBG.HTTP_CTRL, 'connectionLost ' + str(reason)) |
765aba55 | 91 | if not reason.check(twisted.web.client.ResponseDone): |
0accf0d3 | 92 | self.latefailure() |
765aba55 IJ |
93 | return |
94 | try: | |
95 | self._ssd.flush() | |
c13ee6e6 | 96 | req_fin(self._req) |
765aba55 | 97 | except Exception as e: |
eedc8b30 IJ |
98 | self._handleexception() |
99 | ||
100 | def _handleexception(self): | |
0accf0d3 | 101 | self._latefailure(traceback.format_exc()) |
33932420 | 102 | |
0accf0d3 | 103 | def _latefailure(self, reason): |
15407d80 | 104 | self._log(DBG.HTTP_CTRL, '_asyncFailure ' + str(reason)) |
fd87d3f3 | 105 | req_err(self._req, reason) |
bd9e77fb | 106 | |
6e4af0a2 IJ |
107 | class ErrorResponseConsumer(twisted.internet.protocol.Protocol): |
108 | def __init__(self, req, resp): | |
0accf0d3 | 109 | super().__init__(req, 'ERROR-RC') |
6e4af0a2 | 110 | self._resp = resp |
0accf0d3 | 111 | self._m = b'' |
6e4af0a2 IJ |
112 | try: |
113 | self._phrase = resp.phrase.decode('utf-8') | |
114 | except Exception: | |
115 | self._phrase = repr(resp.phrase) | |
6e4af0a2 IJ |
116 | self._log(DBG.HTTP_CTRL, '__init__ %d %s' % (resp.code, self._phrase)) |
117 | ||
765aba55 IJ |
118 | def dataReceived(self, data): |
119 | self._log(DBG.HTTP_CTRL, 'dataReceived ' + repr(data)) | |
120 | self._m += data | |
121 | ||
6e4af0a2 IJ |
122 | def connectionLost(self, reason): |
123 | try: | |
124 | mbody = self._m.decode('utf-8') | |
125 | except Exception: | |
126 | mbody = repr(self._m) | |
765aba55 IJ |
127 | if not reason.check(twisted.web.client.ResponseDone): |
128 | mbody += ' || ' + str(reason) | |
129 | req_err(self._req, | |
130 | "FAILED %d %s | %s" | |
131 | % (self._resp.code, self._phrase, mbody)) | |
6e4af0a2 | 132 | |
8b62cd2c | 133 | def req_ok(req, resp): |
5dd3275b IJ |
134 | log_debug(DBG.HTTP_CTRL, |
135 | 'req_ok %d %s %s' % (resp.code, repr(resp.phrase), str(resp)), | |
136 | idof=req) | |
6e4af0a2 IJ |
137 | if resp.code == 200: |
138 | rc = ResponseConsumer(req) | |
139 | else: | |
140 | rc = ErrorResponseConsumer(req, resp) | |
5dd3275b | 141 | |
8b62cd2c | 142 | resp.deliverBody(rc) |
0accf0d3 | 143 | # now rc is responsible for calling req_fin |
7b07f0b5 | 144 | |
fd87d3f3 | 145 | def req_err(req, err): |
0accf0d3 IJ |
146 | # called when the Deferred fails, or (if it completes), |
147 | # later, by ResponsConsumer or ErrorResponsConsumer | |
e8ed0029 IJ |
148 | try: |
149 | log_debug(DBG.HTTP_CTRL, 'req_err ' + str(err), idof=req) | |
150 | if isinstance(err, twisted.python.failure.Failure): | |
151 | err = err.getTraceback() | |
152 | print('[%#x] %s' % (id(req), err), file=sys.stderr) | |
153 | if not isinstance(outstanding[req], int): | |
154 | raise RuntimeError('[%#x] previously %s' % (id(req), outstanding[req])) | |
155 | outstanding[req] = err | |
156 | log_outstanding() | |
c13ee6e6 | 157 | reactor.callLater(c.http_retry, partial(req_fin, req)) |
e8ed0029 IJ |
158 | except Exception as e: |
159 | crash(traceback.format_exc() + '\n----- handling -----\n' + err) | |
7b07f0b5 | 160 | |
60b58030 | 161 | def req_fin(req): |
0accf0d3 IJ |
162 | del outstanding[req] |
163 | log_debug(DBG.HTTP_CTRL, 'req_fin OS=%d' % len(outstanding), idof=req) | |
4edf77a3 IJ |
164 | check_outbound() |
165 | ||
c13ee6e6 IJ |
166 | class Errb: |
167 | def __init__(self, req): | |
168 | self._req = req | |
169 | def call(self, err): | |
170 | req_err(self._req, err) | |
171 | ||
ca732796 | 172 | def check_outbound(): |
84e763c7 | 173 | global outstanding |
4edf77a3 | 174 | |
ca732796 | 175 | while True: |
0accf0d3 IJ |
176 | if len(outstanding) >= c.max_outstanding : break |
177 | if not queue.nonempty() and len(outstanding) >= c.target_outstanding: break | |
7b07f0b5 IJ |
178 | |
179 | d = b'' | |
84e763c7 | 180 | def moredata(s): nonlocal d; d += s |
7b07f0b5 | 181 | queue.process((lambda: len(d)), |
c0c90673 | 182 | moredata, |
7b07f0b5 | 183 | c.max_batch_up) |
7b07f0b5 | 184 | |
fc0ba433 IJ |
185 | d = mime_translate(d) |
186 | ||
7b07f0b5 | 187 | crlf = b'\r\n' |
60dc70f9 | 188 | lf = b'\n' |
5e234983 IJ |
189 | mime = (b'--b' + crlf + |
190 | b'Content-Type: text/plain; charset="utf-8"' + crlf + | |
191 | b'Content-Disposition: form-data; name="m"' + crlf + crlf + | |
192 | str(c.client) .encode('ascii') + crlf + | |
193 | password + crlf + | |
194 | str(c.target_outstanding) .encode('ascii') + crlf + | |
60dc70f9 | 195 | (( |
5e234983 IJ |
196 | b'--b' + crlf + |
197 | b'Content-Type: application/octet-stream' + crlf + | |
198 | b'Content-Disposition: form-data; name="d"' + crlf + crlf + | |
fc0ba433 | 199 | d + crlf |
60dc70f9 | 200 | ) if len(d) else b'') + |
5e234983 | 201 | b'--b--' + crlf) |
ca732796 | 202 | |
a518aa4b IJ |
203 | #df = open('data.dump.dbg', mode='wb') |
204 | #df.write(mime) | |
205 | #df.close() | |
534f07df | 206 | # POST -use -c 'multipart/form-data; boundary="b"' http://localhost:8099/ <data.dump.dbg |
60dc70f9 | 207 | |
297b3ebf | 208 | log_debug(DBG.HTTP_FULL, 'requesting: ' + str(mime)) |
4edf77a3 | 209 | |
7b07f0b5 | 210 | hh = { 'User-Agent': ['hippotat'], |
b37c6b53 IJ |
211 | 'Content-Type': ['multipart/form-data; boundary="b"'], |
212 | 'Content-Length': [str(len(mime))] } | |
dd6665ee IJ |
213 | |
214 | bytesreader = io.BytesIO(mime) | |
215 | producer = twisted.web.client.FileBodyProducer(bytesreader) | |
216 | ||
3dbadade | 217 | req = agent.request(b'POST', |
7b07f0b5 | 218 | c.url, |
b37c6b53 IJ |
219 | twisted.web.client.Headers(hh), |
220 | producer) | |
47191df1 | 221 | |
0accf0d3 IJ |
222 | outstanding[req] = len(d) |
223 | log_debug(DBG.HTTP_CTRL, 'request OS=%d' % len(outstanding), idof=req, d=d) | |
84e763c7 | 224 | req.addTimeout(c.http_timeout, reactor) |
c13ee6e6 IJ |
225 | req.addCallback(partial(req_ok, req)) |
226 | req.addErrback(partial(req_err, req)) | |
034284c3 | 227 | |
0accf0d3 IJ |
228 | log_outstanding() |
229 | ||
1321ad5f | 230 | common_startup() |
87a7c0c7 | 231 | process_cfg() |
7b07f0b5 | 232 | start_client() |
034284c3 | 233 | start_ipif(c.ipif_command, outbound) |
4edf77a3 | 234 | check_outbound() |
034284c3 | 235 | common_run() |