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Secure connection failed (PR_CONNECT_RESET_ERROR) while using tinyproxy #556

@21PranavB

Description

@21PranavB

Tinyproxy version

OS: Ubuntu 24.04.1 LTS
Tinyproxy version: 1.11.1

Issue

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I am running tinyproxy on port 8888 on an AWS EC2 instance (which is running Ubuntu 24.0.4.1 LTS). I manually configured a proxy on my firefox browser and set the IP to the public IP of the EC2 instance and port number to 110.
I should mention that although tinyproxy is running on port 8888, I have configured iptables on the EC2 instance to redirect all the traffic sent to port 110 to port 8888 (I did this since my university firewall seems to block packets going to the non standard port numbers like 8888).
When I try to access Youtube or Google from my Firefox, I get the follwing error:
image

Upon checking the tinyproxy log, I see the following output:

ERROR     Sep 16 07:54:21.848 [2248]: read_request_line: Client (file descriptor: 7) closed socket before read.
CONNECT   Sep 16 07:54:21.898 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:54:21.901 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:54:21.905 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:54:21.907 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:54:22.041 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:54:22.044 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:54:22.042 [2248]: Connect (file descriptor 7): 103.225.100.51
ERROR     Sep 16 07:54:22.051 [2248]: read_request_line: Client (file descriptor: 7) closed socket before read.
CONNECT   Sep 16 07:59:22.918 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:22.922 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.007 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.011 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.089 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.092 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.173 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.178 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.249 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.254 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.328 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.332 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.413 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.416 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.500 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.504 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.590 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.594 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.660 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:23.663 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 07:59:23.992 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 07:59:28.999 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.
CONNECT   Sep 16 08:02:04.123 [2248]: Connect (file descriptor 6): 103.225.100.51
ERROR     Sep 16 08:02:04.128 [2248]: read_request_line: Client (file descriptor: 6) closed socket before read.

What am I doing wrong ?
I apologise if the information given seems to be insufficient or poorly presented. This is my first time posting an issue on Github.
If any other information is needed please do tell.
Thank you.

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