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relay/online-tests/test_0_login.py
missytake bf80710e80 tests: add rate limit tests
2023-10-17 20:06:21 +02:00

332 lines
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Python
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import smtplib
import pytest
def test_login_basic_functioning(imap_or_smtp, gencreds, lp):
"""Test a) that an initial login creates a user automatically
and b) verify we can also login a second time with the same password
and c) that using a different password fails the login."""
user, password = gencreds()
lp.sec(f"login first time with {user} {password}")
imap_or_smtp.connect()
imap_or_smtp.login(user, password)
lp.indent("success")
lp.sec(f"reconnect and login second time {user} {password}")
imap_or_smtp.connect()
imap_or_smtp.login(user, password)
imap_or_smtp.connect()
lp.sec("success")
lp.sec(f"reconnect and verify wrong password fails {user} ")
imap_or_smtp.connect()
with pytest.raises(imap_or_smtp.AuthError):
imap_or_smtp.login(user, password + "wrong")
def test_login_same_password(imap_or_smtp, gencreds):
"""Test two different users logging in with the same password
to ensure that authentication process does not confuse the users
by using only the password hash as a key.
"""
user1, password1 = gencreds()
user2, _ = gencreds()
imap_or_smtp.connect()
imap_or_smtp.login(user1, password1)
imap_or_smtp.connect()
imap_or_smtp.login(user2, password1)
@pytest.mark.parametrize(
("authenticated", "existing_from", "outside_to", "log_msg"),
[
(False, False, False, "Sending message with forged FROM of chatmail user to chatmail user"),
(False, True, False, "Sending message with forged FROM of outside user to chatmail user"),
(False, False, True, "Sending message with forged FROM of chatmail user to outside user"),
(False, True, True, "Sending message with forged FROM of outside user to outside user"),
(True, False, False, "Sending authenticated message with forged FROM of chatmail user to chatmail user"),
(True, True, False, "Sending authenticated message with forged FROM of outside user to chatmail user"),
(True, False, True, "Sending authenticated message with forged FROM of chatmail user to outside user"),
(True, True, True, "Sending authenticated message with forged FROM of outside user to outside user"),
]
)
def test_send_with_forged_from(smtp, gencreds, lp, authenticated, existing_from, outside_to, log_msg):
"""Test that users can't impersonate each other."""
if outside_to:
to_addr = "recipient@example.org"
else:
to_addr, password = gencreds()
smtp.connect()
smtp.login(to_addr, password)
smtp.conn.close()
if existing_from:
from_addr, password = gencreds()
smtp.connect()
smtp.login(from_addr, password)
smtp.conn.close()
else:
from_addr = f"9d8znohcoimafiilvsjfovaniufsmdj@{smtp.host}"
smtp.connect()
if authenticated:
attacker_addr, password = gencreds()
smtp.login(attacker_addr, password)
mail = "\r\n".join([
"Subject: ...",
f"From: <{from_addr}>",
f"To: <{to_addr}>",
"Date: Sun, 15 Oct 2023 16:43:21 +0000",
"Message-ID: <Mr.UVyJWZmkCKM.hGzNc6glBE_@c2.testrun.org>",
"In-Reply-To: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"\t<Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"Chat-Version: 1.0",
f"Autocrypt: addr={from_addr}; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSwWjhYJKwYBBAHaRw8BAQdAQBEhqeJh0GueHB6kF/DUQqYCxARNBVokg/AzT+7LqH",
"\trNFzxiYXJiYXpAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUsFo4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX9A4AEAnHWHp49eBCMHK5t66gYPiW",
"\tXQuB1mwUjzGfYWB+0RXUoA/0xcQ3FbUNlGKW7Blp6eMFfViv6Mv2d3kNSXACB6nmcMzjgEZSwWjhIK",
"\tKwYBBAGXVQEFAQEHQBpY5L2M1XHo0uxf8SX1wNLBp/OVvidoWHQF2Jz+kJsUAwEIB8J4BBgWCAAgBQ",
"\tJlLBaOAhsMFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX/INgEA37AJaNvruYsJVanP",
"\tIXnYw4CKd55UAwl8Zcy+M2diAbkA/0fHHcGV4r78hpbbL1Os52DPOdqYQRauIeJUeG+G6bQO",
"MIME-Version: 1.0",
'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted";',
'\tboundary="YFrteb74qSXmggbOxZL9dRnhymywAi"',
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: PGP/MIME version identification",
"Content-Type: application/pgp-encrypted",
"",
"Version: 1",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: OpenPGP encrypted message",
'Content-Disposition: inline; filename="encrypted.asc";',
'Content-Type: application/octet-stream; name="encrypted.asc"',
"",
"-----BEGIN PGP MESSAGE-----",
"",
"wU4DhW3gBZ/VvCYSAQdA8bMs2spwbKdGjVsL1ByPkNrqD7frpB73maeL6I6SzDYg",
"O5G53tv339RdKq3WRcCtEEvxjHlUx2XNwXzC04BpmfvBTgNfPUyLDzjXnxIBB0Ae",
"8ymwGvXMCCimHXN0Dg8Ui62KOi03h0UgheoHWovJSCDF4CKre/xtFr3nL7lq/PKI",
"JsjVNz7/RK9FSXF6WwfONtLCyQGEuVAsB/KXfCBEyfKhaMwGHvhujRidGW5uV1no",
"lMGl3ODmo29Lgeu2uSE7EpJRZoe6hU6ddmBkqxax61ZtkaFlGFFpdo2K8balNNdz",
"ZsJ/9mmI9x3oOJ4/l1nhQbUO9ADbs7gJhFdV5Qkp30b5fCI7bU+aoe1ccBbLe/WM",
"YUty1PqcuQT7XjA+XmYuL261tvW8pBetT+i33/E2d8PzzYt2IuK9qeevyS+yxdwA",
"kfwejFWzzsUlJaDxs1x4XOxkMgSj+jo+g12dFOb7fyClsAnq23iDb8AuaT/BScAI",
"+lO+gher69+6LmM7VGHLG5k762J1jTaQCaKt1s8TAWV99Eo4491vL6fyvk3l/Cfg",
"RXSwiWFgj19Pn0Rq7CD9v22UE2vdUMBTcV4aw79mClk1YQ23jbF0y5DCjPdJ62Zo",
"tskBgFt3NoWV80jZ76zIBLrrjLwCCll8JjJtFwSkt2GX5RFBsVa4A8IDht9RtEk7",
"rrHgbSZQfkauEi/mH3/6CDZoLqSHudUZ7d4MaJwun1TkFYGe2ORwGJd4OBj3oGJp",
"H8YBwCpk///L/fKjX0Gg3M8nrpM4wrRFhPKidAgO/kcm25X4+ZHlVkWBTCt5RWKI",
"fHh6oLDZCqCfcgMkE1KKmwfIHaUkhq5BPRigwy6i5dh1DM4+1UCLh3dxzVbqE9b9",
"61NB19nXdRtDA2sOUnj9ve6m/wEPyCb6/zBQZqvCBYb1/AjdXpUrFT+DbpfyxaXN",
"XfhDVb5mNqNM/IVj0V5fvTc6vOfYbzQtPm10H+FdWWfb+rJRfyC3MA2w2IqstFe3",
"w3bu2iE6CQvSqRvge+ZqLKt/NqYwOURiUmpuklbl3kPJ97+mfKWoiqk8Iz1VY+bb",
"NMUC7aoGv+jcoj+WS6PYO8N6BeRVUUB3ZJSf8nzjgxm1/BcM+UD3BPrlhT11ODRs",
"baifGbprMWwt3dhb8cQgRT8GPdpO1OsDkzL6iikMjLHWWiA99GV6ruiHsIPw6boW",
"A6/uSOskbDHOROotKmddGTBd0iiHXAoQsJFt1ZjUkt6EHrgWs+GAvrvKpXs1mrz8",
"uj3GwEFrHS+Xuf2UDgpszYT3hI2cL/kUtGakVR7m7vVMZqXBUbZdGAEb1PZNPwsI",
"E4aMK02+EVB+tSN4Fzj99N2YD0inVYt+oPjr2tHhUS6aSGBNS/48Ki47DOg4Sxkn",
"lkOWnEbCD+XTnbDd",
"=agR5",
"-----END PGP MESSAGE-----",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi--",
"",
"",
]).encode()
if not authenticated:
smtperror = smtplib.SMTPRecipientsRefused
else:
smtperror = smtplib.SMTPException
lp.sec(log_msg)
with pytest.raises(smtperror):
smtp.conn.sendmail(from_addr, to_addr, mail)
def test_no_internal_rate_limit(smtp, gencreds):
"""Test that there is no rate limit between accounts on the same chatmail server."""
to_addr, password = gencreds()
smtp.connect()
smtp.login(to_addr, password)
user, password = gencreds()
smtp.connect()
smtp.login(user, password)
mail = "\r\n".join(
[
"Subject: ...",
f"From: <{user}>",
f"To: <{to_addr}>",
"Date: Sun, 15 Oct 2023 16:43:21 +0000",
"Message-ID: <Mr.UVyJWZmkCKM.hGzNc6glBE_@c2.testrun.org>",
"In-Reply-To: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"\t<Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"Chat-Version: 1.0",
f"Autocrypt: addr={user}; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSwWjhYJKwYBBAHaRw8BAQdAQBEhqeJh0GueHB6kF/DUQqYCxARNBVokg/AzT+7LqH",
"\trNFzxiYXJiYXpAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUsFo4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX9A4AEAnHWHp49eBCMHK5t66gYPiW",
"\tXQuB1mwUjzGfYWB+0RXUoA/0xcQ3FbUNlGKW7Blp6eMFfViv6Mv2d3kNSXACB6nmcMzjgEZSwWjhIK",
"\tKwYBBAGXVQEFAQEHQBpY5L2M1XHo0uxf8SX1wNLBp/OVvidoWHQF2Jz+kJsUAwEIB8J4BBgWCAAgBQ",
"\tJlLBaOAhsMFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX/INgEA37AJaNvruYsJVanP",
"\tIXnYw4CKd55UAwl8Zcy+M2diAbkA/0fHHcGV4r78hpbbL1Os52DPOdqYQRauIeJUeG+G6bQO",
"MIME-Version: 1.0",
'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted";',
'\tboundary="YFrteb74qSXmggbOxZL9dRnhymywAi"',
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: PGP/MIME version identification",
"Content-Type: application/pgp-encrypted",
"",
"Version: 1",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: OpenPGP encrypted message",
'Content-Disposition: inline; filename="encrypted.asc";',
'Content-Type: application/octet-stream; name="encrypted.asc"',
"",
"-----BEGIN PGP MESSAGE-----",
"",
"wU4DhW3gBZ/VvCYSAQdA8bMs2spwbKdGjVsL1ByPkNrqD7frpB73maeL6I6SzDYg",
"O5G53tv339RdKq3WRcCtEEvxjHlUx2XNwXzC04BpmfvBTgNfPUyLDzjXnxIBB0Ae",
"8ymwGvXMCCimHXN0Dg8Ui62KOi03h0UgheoHWovJSCDF4CKre/xtFr3nL7lq/PKI",
"JsjVNz7/RK9FSXF6WwfONtLCyQGEuVAsB/KXfCBEyfKhaMwGHvhujRidGW5uV1no",
"lMGl3ODmo29Lgeu2uSE7EpJRZoe6hU6ddmBkqxax61ZtkaFlGFFpdo2K8balNNdz",
"ZsJ/9mmI9x3oOJ4/l1nhQbUO9ADbs7gJhFdV5Qkp30b5fCI7bU+aoe1ccBbLe/WM",
"YUty1PqcuQT7XjA+XmYuL261tvW8pBetT+i33/E2d8PzzYt2IuK9qeevyS+yxdwA",
"kfwejFWzzsUlJaDxs1x4XOxkMgSj+jo+g12dFOb7fyClsAnq23iDb8AuaT/BScAI",
"+lO+gher69+6LmM7VGHLG5k762J1jTaQCaKt1s8TAWV99Eo4491vL6fyvk3l/Cfg",
"RXSwiWFgj19Pn0Rq7CD9v22UE2vdUMBTcV4aw79mClk1YQ23jbF0y5DCjPdJ62Zo",
"tskBgFt3NoWV80jZ76zIBLrrjLwCCll8JjJtFwSkt2GX5RFBsVa4A8IDht9RtEk7",
"rrHgbSZQfkauEi/mH3/6CDZoLqSHudUZ7d4MaJwun1TkFYGe2ORwGJd4OBj3oGJp",
"H8YBwCpk///L/fKjX0Gg3M8nrpM4wrRFhPKidAgO/kcm25X4+ZHlVkWBTCt5RWKI",
"fHh6oLDZCqCfcgMkE1KKmwfIHaUkhq5BPRigwy6i5dh1DM4+1UCLh3dxzVbqE9b9",
"61NB19nXdRtDA2sOUnj9ve6m/wEPyCb6/zBQZqvCBYb1/AjdXpUrFT+DbpfyxaXN",
"XfhDVb5mNqNM/IVj0V5fvTc6vOfYbzQtPm10H+FdWWfb+rJRfyC3MA2w2IqstFe3",
"w3bu2iE6CQvSqRvge+ZqLKt/NqYwOURiUmpuklbl3kPJ97+mfKWoiqk8Iz1VY+bb",
"NMUC7aoGv+jcoj+WS6PYO8N6BeRVUUB3ZJSf8nzjgxm1/BcM+UD3BPrlhT11ODRs",
"baifGbprMWwt3dhb8cQgRT8GPdpO1OsDkzL6iikMjLHWWiA99GV6ruiHsIPw6boW",
"A6/uSOskbDHOROotKmddGTBd0iiHXAoQsJFt1ZjUkt6EHrgWs+GAvrvKpXs1mrz8",
"uj3GwEFrHS+Xuf2UDgpszYT3hI2cL/kUtGakVR7m7vVMZqXBUbZdGAEb1PZNPwsI",
"E4aMK02+EVB+tSN4Fzj99N2YD0inVYt+oPjr2tHhUS6aSGBNS/48Ki47DOg4Sxkn",
"lkOWnEbCD+XTnbDd",
"=agR5",
"-----END PGP MESSAGE-----",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi--",
"",
"",
]
).encode()
for i in range(100):
print("Sending mail", str(i))
smtp.conn.sendmail(user, to_addr, mail)
@pytest.mark.xfail(reason="No rate limit at the moment")
def test_exceed_rate_limit(smtp, gencreds):
"""Test that the outbound rate limit is exceeded if we send a lot of messages at once."""
user, password = gencreds()
smtp.connect()
smtp.login(user, password)
to_addr = "foobar@example.org"
mail = "\r\n".join(
[
"Subject: ...",
f"From: <{user}>",
f"To: <{to_addr}>",
"Date: Sun, 15 Oct 2023 16:43:21 +0000",
"Message-ID: <Mr.UVyJWZmkCKM.hGzNc6glBE_@c2.testrun.org>",
"In-Reply-To: <Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"References: <Mr.3gckbNy5bch.uK3Hd2Ws6-w@c2.testrun.org>",
"\t<Mr.MvmCz-GQbi_.6FGRkhDf05c@c2.testrun.org>",
"Chat-Version: 1.0",
f"Autocrypt: addr={user}; prefer-encrypt=mutual;",
"\tkeydata=xjMEZSwWjhYJKwYBBAHaRw8BAQdAQBEhqeJh0GueHB6kF/DUQqYCxARNBVokg/AzT+7LqH",
"\trNFzxiYXJiYXpAYzIudGVzdHJ1bi5vcmc+wosEEBYIADMCGQEFAmUsFo4CGwMECwkIBwYVCAkKCwID",
"\tFgIBFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX9A4AEAnHWHp49eBCMHK5t66gYPiW",
"\tXQuB1mwUjzGfYWB+0RXUoA/0xcQ3FbUNlGKW7Blp6eMFfViv6Mv2d3kNSXACB6nmcMzjgEZSwWjhIK",
"\tKwYBBAGXVQEFAQEHQBpY5L2M1XHo0uxf8SX1wNLBp/OVvidoWHQF2Jz+kJsUAwEIB8J4BBgWCAAgBQ",
"\tJlLBaOAhsMFiEEFTfUNvVnY3b9F7yHnmme1PfUhX8ACgkQnmme1PfUhX/INgEA37AJaNvruYsJVanP",
"\tIXnYw4CKd55UAwl8Zcy+M2diAbkA/0fHHcGV4r78hpbbL1Os52DPOdqYQRauIeJUeG+G6bQO",
"MIME-Version: 1.0",
'Content-Type: multipart/encrypted; protocol="application/pgp-encrypted";',
'\tboundary="YFrteb74qSXmggbOxZL9dRnhymywAi"',
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: PGP/MIME version identification",
"Content-Type: application/pgp-encrypted",
"",
"Version: 1",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi",
"Content-Description: OpenPGP encrypted message",
'Content-Disposition: inline; filename="encrypted.asc";',
'Content-Type: application/octet-stream; name="encrypted.asc"',
"",
"-----BEGIN PGP MESSAGE-----",
"",
"wU4DhW3gBZ/VvCYSAQdA8bMs2spwbKdGjVsL1ByPkNrqD7frpB73maeL6I6SzDYg",
"O5G53tv339RdKq3WRcCtEEvxjHlUx2XNwXzC04BpmfvBTgNfPUyLDzjXnxIBB0Ae",
"8ymwGvXMCCimHXN0Dg8Ui62KOi03h0UgheoHWovJSCDF4CKre/xtFr3nL7lq/PKI",
"JsjVNz7/RK9FSXF6WwfONtLCyQGEuVAsB/KXfCBEyfKhaMwGHvhujRidGW5uV1no",
"lMGl3ODmo29Lgeu2uSE7EpJRZoe6hU6ddmBkqxax61ZtkaFlGFFpdo2K8balNNdz",
"ZsJ/9mmI9x3oOJ4/l1nhQbUO9ADbs7gJhFdV5Qkp30b5fCI7bU+aoe1ccBbLe/WM",
"YUty1PqcuQT7XjA+XmYuL261tvW8pBetT+i33/E2d8PzzYt2IuK9qeevyS+yxdwA",
"kfwejFWzzsUlJaDxs1x4XOxkMgSj+jo+g12dFOb7fyClsAnq23iDb8AuaT/BScAI",
"+lO+gher69+6LmM7VGHLG5k762J1jTaQCaKt1s8TAWV99Eo4491vL6fyvk3l/Cfg",
"RXSwiWFgj19Pn0Rq7CD9v22UE2vdUMBTcV4aw79mClk1YQ23jbF0y5DCjPdJ62Zo",
"tskBgFt3NoWV80jZ76zIBLrrjLwCCll8JjJtFwSkt2GX5RFBsVa4A8IDht9RtEk7",
"rrHgbSZQfkauEi/mH3/6CDZoLqSHudUZ7d4MaJwun1TkFYGe2ORwGJd4OBj3oGJp",
"H8YBwCpk///L/fKjX0Gg3M8nrpM4wrRFhPKidAgO/kcm25X4+ZHlVkWBTCt5RWKI",
"fHh6oLDZCqCfcgMkE1KKmwfIHaUkhq5BPRigwy6i5dh1DM4+1UCLh3dxzVbqE9b9",
"61NB19nXdRtDA2sOUnj9ve6m/wEPyCb6/zBQZqvCBYb1/AjdXpUrFT+DbpfyxaXN",
"XfhDVb5mNqNM/IVj0V5fvTc6vOfYbzQtPm10H+FdWWfb+rJRfyC3MA2w2IqstFe3",
"w3bu2iE6CQvSqRvge+ZqLKt/NqYwOURiUmpuklbl3kPJ97+mfKWoiqk8Iz1VY+bb",
"NMUC7aoGv+jcoj+WS6PYO8N6BeRVUUB3ZJSf8nzjgxm1/BcM+UD3BPrlhT11ODRs",
"baifGbprMWwt3dhb8cQgRT8GPdpO1OsDkzL6iikMjLHWWiA99GV6ruiHsIPw6boW",
"A6/uSOskbDHOROotKmddGTBd0iiHXAoQsJFt1ZjUkt6EHrgWs+GAvrvKpXs1mrz8",
"uj3GwEFrHS+Xuf2UDgpszYT3hI2cL/kUtGakVR7m7vVMZqXBUbZdGAEb1PZNPwsI",
"E4aMK02+EVB+tSN4Fzj99N2YD0inVYt+oPjr2tHhUS6aSGBNS/48Ki47DOg4Sxkn",
"lkOWnEbCD+XTnbDd",
"=agR5",
"-----END PGP MESSAGE-----",
"",
"",
"--YFrteb74qSXmggbOxZL9dRnhymywAi--",
"",
"",
]
).encode()
for i in range(100):
print("Sending mail", str(i))
try:
smtp.conn.sendmail(user, to_addr, mail)
except smtplib.SMTPSenderRefused as e:
if i == 0:
pytest.fail(f"rate limit was exceeded too early with msg {i} - maybe wait a minute before testing?")
if i < 41:
pytest.fail(f"rate limit was exceeded too early with msg {i}")
assert e.smtp_code == 450
assert b'4.7.1 Error: too much mail from' in e.smtp_error
return
pytest.fail("Rate limit was not exceeded")
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