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
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
|
import os
from subprocess import PIPE, Popen, TimeoutExpired
from subprocess import run as subprocess_run
import jwebmail.model.jwebmail_pb2 as pb2
class QMAuthError(Exception):
def __init__(self, msg, rc, response=None):
super().__init__(msg, rc, response)
self.msg = msg
self.rc = rc
self.response = response
class QMailAuthuser:
def __init__(
self, username, password, prog, mailbox_path, virtual_user, authenticator
):
self._username = username
self._password = password
self._prog = prog
self._mailbox_path = mailbox_path
self._virtual_user = virtual_user
self._authenticator = authenticator
def verify_user(self):
try:
completed_proc = subprocess_run(
f"{self._authenticator} true 3<&0",
input=f"{self._username}\0{self._password}\0\0".encode(),
shell=True,
timeout=2,
check=False,
)
if completed_proc.returncode == 0:
return True
elif completed_proc.returncode == 1:
return False
else:
raise QMAuthError("authentication error", completed_proc.returncode)
except TimeoutExpired:
return False
def read_headers_for(self, folder, start, end, sort):
req = pb2.ListReq(folder=folder, start=start, end=end, sort=sort)
resp = self.build_and_run("list", req.SerializeToString())
r = pb2.ListResp()
r.ParseFromString(resp)
return [
{
"message_handle": lmh.mid,
"byte_size": lmh.byte_size,
"unread": lmh.unread,
"date_received": lmh.rec_date,
"head": self._mail_header(lmh.header),
}
for lmh in r.mail_heads
]
def count(self, folder):
req = pb2.StatsReq(folder=folder)
resp = self.build_and_run("count", req.SerializeToString())
r = pb2.StatsResp()
r.ParseFromString(resp)
return {
"byte_size": r.byte_size,
"total_mails": r.mail_count,
"unread_mails": r.unread_count,
}
#
def show(self, folder, msgid):
req = pb2.ShowReq(folder=folder, mid=msgid)
resp = self.build_and_run("read", req.SerializeToString())
r = pb2.ShowResp()
r.ParseFromString(resp)
return {
"head": self._mail_header(r.mail.head),
"body": self._mail_body(r.mail.body),
}
def raw(self, folder, mid, path):
req = pb2.RawReq(folder=folder, mid=mid, path=path)
resp = self.build_and_run("raw", req.SerializeToString())
r = pb2.RawResp()
r.ParseFromString(resp)
return {"head": self._mime_header(r.header), "body": r.body}
#
def search(self, pattern, folder):
req = pb2.SearchReq(folder=folder, pattern=pattern)
resp = self.build_and_run("search", req.SerializeToString())
r = pb2.SearchResp()
r.ParseFromString(resp)
return r
def folders(self):
resp = self.build_and_run("folders", pb2.FoldersReq().SerializeToString())
result = pb2.FoldersResp()
result.ParseFromString(resp)
return list(result.folders) + [""]
def move(self, mid, from_f, to_f):
req = pb2.MoveReq(mid=mid, from_f=from_f, to_f=to_f)
resp = self.build_and_run("move", req.SerializeToString())
r = pb2.MoveResp()
r.ParseFromString(resp)
return True
def remove(self, folder, msgid):
req = pb2.RemoveReq(folder=folder, mid=msgid)
resp = self.build_and_run("remove", req.SerializeToString())
r = pb2.RemoveResp()
r.ParseFromString(resp)
return True
@staticmethod
def _address(addr):
if not addr:
return None
a = {"address": addr.address}
if addr.HasField("name"):
a["display_name"] = addr.name
return a
@classmethod
def _mail_header(cls, mail_head):
h = mail_head
return {
"date": h.send_date,
"sender": cls._address(h.sender),
"cc": [cls._address(x) for x in h.cc if x],
"bcc": [cls._address(x) for x in h.bcc if x],
"from": [cls._address(x) for x in h.written_from if x],
"reply_to": [cls._address(x) for x in h.reply_to if x],
"to": [cls._address(x) for x in h.send_to if x],
"subject": h.subject,
"comments": h.comments,
"keywords": h.keywords,
"mime": cls._mime_header(h.mime),
}
@staticmethod
def _mime_header(mime_head):
mh = {
"content_maintype": mime_head.maintype,
"content_subtype": mime_head.subtype,
}
if (
mime_head.contentdispo
== pb2.MIMEHeader.ContentDisposition.CONTENT_DISPOSITION_NONE
):
mh["content_disposition"] = None
elif (
mime_head.contentdispo
== pb2.MIMEHeader.ContentDisposition.CONTENT_DISPOSITION_INLINE
):
mh["content_disposition"] = "inline"
elif (
mime_head.contentdispo
== pb2.MIMEHeader.ContentDisposition.CONTENT_DISPOSITION_ATTACHMENT
):
mh["content_disposition"] = "attachment"
if mime_head.HasField("file_name"):
mh["filename"] = mime_head.file_name
return mh
@classmethod
def _mail_body(cls, body):
if body.WhichOneof("Body") == "discrete":
return body.discrete
elif body.WhichOneof("Body") == "multipart":
res = {"parts": []}
for mp in body.multipart.parts:
r = {"head": cls._mime_header(mp.mime_header)}
if (
mp.mime_header.contentdispo
!= pb2.MIMEHeader.ContentDisposition.CONTENT_DISPOSITION_ATTACHMENT
):
r["body"] = cls._mail_body(mp.body)
res["parts"].append(r)
if body.multipart.HasField("preamble"):
res["preamble"] = body.multipart.preamble
if body.multipart.HasField("epilogue"):
res["epilogue"] = body.multipart.epilogue
return res
elif body.WhichOneof("Body") == "mail":
return {
"head": cls._mail_header(body.mail.head),
"body": cls._mail_body(body.mail.body),
}
else:
assert False
def _build_arg(self, user_mail_addr, mode, rp):
idx = user_mail_addr.find("@")
user_name = user_mail_addr[:idx]
cmdline = [
"moveto3.py",
"-a",
self._authenticator,
str(rp),
self._prog,
self._mailbox_path,
self._virtual_user,
user_name,
mode,
]
return cmdline
def _read_qmauth(self, cmd, args, rp, wp):
with Popen(cmd, stdin=PIPE, stdout=PIPE, pass_fds=[rp], bufsize=0) as popen:
os.close(rp)
os.write(wp, f"{self._username}\0{self._password}\0\0".encode())
os.close(wp)
r = popen.stdout.read(10)
if popen.poll():
raise QMAuthError(
"qmail-authuser unexpectedly exited", popen.returncode, r
)
assert r == b"OPEN\n"
popen.stdin.write(args)
popen.stdin.close()
inp = popen.stdout.readall()
if popen.poll() is None:
popen.kill()
popen.poll()
rc = popen.returncode
if rc == 0:
return inp
elif rc == 3:
raise QMAuthError("error reported by extractor", 3, inp)
else:
raise QMAuthError("got unsuccessful return code by qmail-authuser", rc, inp)
def build_and_run(self, mode, args):
(rp, wp) = os.pipe()
cmd = self._build_arg(self._username, mode, rp)
return self._read_qmauth(cmd, args, rp, wp)
|
