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http_proxy: only loop on 407 + close if we have credentials

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... to fix the retry-loop.

Add test 718 to verify.

Reported-by: Daniel Kurečka
Fixes #6828
Closes #6850
This commit is contained in:
Daniel Stenberg 2021-04-05 12:11:30 +02:00
parent 00b89ec641
commit 605aa03ac1
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GPG Key ID: 5CC908FDB71E12C2
3 changed files with 62 additions and 1 deletions
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3
lib/http_proxy.c
View File

@ -358,7 +358,8 @@ static CURLcode CONNECT(struct Curl_easy *data,
break;
}
else if(gotbytes <= 0) {
if(data->set.proxyauth && data->state.authproxy.avail) {
if(data->set.proxyauth && data->state.authproxy.avail &&
data->state.aptr.proxyuserpwd) {
/* proxy auth was requested and there was proxy auth available,
then deem this as "mere" proxy disconnect */
conn->bits.proxy_connect_closed = TRUE;

1
tests/data/Makefile.inc
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@ -94,6 +94,7 @@ test670 test671 test672 test673 test674 test675 \
\
test700 test701 test702 test703 test704 test705 test706 test707 test708 \
test709 test710 test711 test712 test713 test714 test715 test716 test717 \
test718 \
\
test800 test801 test802 test803 test804 test805 test806 test807 test808 \
test809 test810 test811 test812 test813 test814 test815 test816 test817 \

59
tests/data/test718 Normal file
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@ -0,0 +1,59 @@
<testcase>
<info>
<keywords>
HTTP
HTTP GET
HTTP CONNECT
HTTP proxy
proxytunnel
HTTP proxy Digest auth
</keywords>
</info>
# Server-side
<reply>
# this is returned first since we get no proxy-auth
<connect>
HTTP/1.1 407 Authorization Required to proxy me swsclose
Proxy-Authenticate: Digest realm="weirdorealm", nonce="12345"
</connect>
<datacheck>
HTTP/1.1 407 Authorization Required to proxy me swsclose
Proxy-Authenticate: Digest realm="weirdorealm", nonce="12345"
</datacheck>
</reply>
# Client-side
<client>
<server>
http
</server>
<features>
!SSPI
crypto
proxy
</features>
<name>
HTTP proxy CONNECT (no auth) with proxy returning 407 and closing
</name>
<command>
http://test.remote.haxx.se.%TESTNUMBER:8990/path/%TESTNUMBER0002 --proxy http://%HOSTIP:%HTTPPORT --proxytunnel
</command>
</client>
# Verify data after the test has been "shot"
<verify>
<protocol>
CONNECT test.remote.haxx.se.%TESTNUMBER:8990 HTTP/1.1
Host: test.remote.haxx.se.%TESTNUMBER:8990
User-Agent: curl/%VERSION
Proxy-Connection: Keep-Alive
</protocol>
<errorcode>
56
</errorcode>
</verify>
</testcase>