Haproxy ssl handshake failure. Haproxy SSL handshake failure.

Haproxy ssl handshake failure My config is below frontend https-frontend bind 192. Fetch request to backend within same domain fails net::ERR_CERT_AUTHORITY_INVALID. SSL handshake failed (5). jazzl0ver: SSL handshake failure after heartbeat. I’m using HA-Proxy version 1. Both aplications run on the same machine and I have been able to make it work over http with the following config: global log 127. check port 80 check-ssl - reason: Layer6 invalid response, info: “SSL handshake failure” Just like in a Browser, when you connect HTTPS to port 80, the handshake will fail, because Google and everybody else is not terminating SSL on port 80. 7 LTS We are seeing a large amount of “Connection closed during SSL handshake” messages logged - 25% of messages logged. I am working on a setup where there are two HAProxies behind an AWS Network load balancer. Does anybody recognize this issue? Thanks in advance. 1:9997 level admin stats socket /var/run/haproxy. SSL/TLS. I’m trying to setup something like this: Client : Uses "https://proxy. My HAPROXY 2. c:177: Ultimately it was a combination of SSL options in HAProxy and attempt to bypass . foo. 2 HAProxy backend/server to specific destination using SSL and SNI returns "OpenSSL error[0x14094410] ssl3_read_bytes: sslv3 alert handshake failure" 0 TLS handshake fail. HAProxy SSL stack comes with some advanced features like TLS extension SNI. I wanted to know if it is possible to define an ACL that triggers the addition of the client ip to the stick-table even because TLS negotiation fails. Once traffic is decrypted it can be inspected and modified by HAProxy, such as to alter HTTP headers, route based on My haproxy frontend config looks like this: frontend testthing. 0 sessions active, 0 requeued, 0 remaining in queue. Nov 18 12:47:14 mail haproxy[126258]: [WARNING] (126258) : Proxy letsencrypt-backend stopped (cumulated So here’s the deal - we have 2 HA proxy instances setup behind a google load balancer. 3) still facing SSL handshake failure; Cipher Suite Mismatch Tested with the existing working Cipher suite Hi all, I’m trying to setup HaProxy as a load balancer for squid proxies and it’s working fine with http, but I can’t make it work with https. How to configure IIS 7. HAProxy community Proxy protocol causes SSL handshake failure. Possibly, it is not a problem, because conditions are very specific and the same shows also qdisc-method. 3. 1 there is no performance issue because each request is a new tcp connection. However, when I enable the TLS I get fe_mqtt/1: SSL handshake failure. 2 Hi, I’m using HA-Proxy version 1. 0 setting up haproxy to listen to ssl. there is any way to fine tune the haproxy backend server ssl handshake. I am passing ssl traffic from the NLB to HAProxy and then SSL offloading is taking place on HAProxy. I use the following configuration in the backend: backend be_intranet mode http server HAProxy `SSL handshake failure` when proxing request from another server. 40. It can be protocol mismatch cipher cuite mismatch incorrect It's a logical mapping internal to the haproxy process. haproxy[12734]: Server https_backend/s1 is DOWN, reason: Layer6 invalid response, info: "SSL No. 4 connecting to an https backend servers. 25-1ppa1~xenial on Ubuntu 16. Skip to main content. default-dh-param 2048 ssl-server-verify required ssl-default-bind-options no-sslv3 no-tlsv10 no-tlsv11 no-tls-tickets ssl-default I am terminating SSL at the load balancer (HAProxy 1. The HAProxy log for the failure is: Jan 3 14:21:08 serv-2 haproxy[9075]: [client ip address]:xyz [03/Jan/2015:14:21:08. The only information related to haproxy and openssl that I a single openssl s_client gives a ssl handshake failure (no certificates blabla). com } backend Hello community! I am trying to setup HAP as a Load Balancer to our backends which are running HAP as a reverse proxy (I try to use one tool instead of two, i. 8 in docker (default image, haproxy -vv below) on both servers. com:3389, the ssl connection can be established. I think ‘ssl verify none’ option at listen directive is work when backend server uses self-signed certificate. nginx). You CAN use letsencrypt to set up a certificate for your servers to talk to each other over https internally, but can just use a self-signed cert that exprires in like 10 years rather than having to renew letsencrypt all the time since it's just internal anyway. In my logs, I have tens of thousands of lines such as this one: Nov 8 23:33:00 server-1 haproxy[30937]: 96. This guide covers everything you need to know, from identifying the problem to implementing the solution. serverfault. Help! 3: 1799: June 22, 2017 SSL handshake failure hangs HAProxy. when i use HAproxy as load balancer, at HTTP termination mode and i tail log of it (tail -f /var/log/haproxy. (e. Our test server forces TLSv1. 0001) S>C TCP FIN So to me it looks Server jboss-fe-bus/nodo1 is DOWN, reason: Layer6 invalid response, info: “SSL handshake failure”, check duration: 27ms. The decryption endpoint is the HA proxy instances. 6. I’ve been reluctant to change the SSL settings from standard to not risk angering the SSLLabs and other security metrics. Light. There are probably thirty or forty IP addresses (mostly IPv6 addresses) trying and failing endlessly. HTTPS request to HAproxy to http and then encrypt it again to forward request to ssl server. We have ONE client that is having issues accessing the system, they are getting an SSL handshake failure, and they are using java as a client (I’m verifying the version). Reload to refresh your session. So the SSL handshake failure you're getting stems from the fact HAproxy is unable to authenticate the cert of web02 using the given ca-file cert. This can also happen in the digital world — and it means that the SSL handshake failed. 1:514 local2 daemon maxconn 256 defaults log global mode http option httplog timeout connect 5s timeout client 50s timeout I’m running haproxy 1. Failures appear after a reload is finished. WARNING: None of the ciphers specified are supported by the SSL engine. Somehow all the other posts don’t specifically solve my issue so Hi all, I have two backend servers that are running on Port 443 SSL via IIS using the CCS (Centralized Certification Server) module. 04. But when I use a certificate they generated from my CSR and then use my private key as key, it As a consequence haproxy logged SSL handshake failure without any more details, as is its habit. This can occur if the SSL certificate has been revoked, Hello Guys, We are running a website and have 3 servers behind Haproxy. So I’ve “dumped” the SSL communication and it has only this: 1 0. 8 as HTTPS termination proxy in a VPN. 0. When it comes to that limit, I see rate of new requests lowers down to 2-5 Haproxy log become mostly filled with tls/1: SSL handshake failure errors. log # log 127. Help! ruzzetto May 22, 2018 Haproxy 3. Related topics Topic Replies Views Activity; Haproxy update from 1. With openssl s_client i see `CONNECTED(00000003) 140350987986584:error:140790E5:SSL routines:ssl23_write:ssl handshake failure:s23_lib. You switched accounts on another tab or window. Can anyone explain the reason for the e HAProxy 2. The two lines that you have addded ensure that HAProxy has enough time to read the SNI header before chooisng a backend, and also checking it is actually SSL traffic (else rejecting it). Stack Overflow. 120; set_real_ip_from 10. Question: I would like to know if there's something wrong with my configuration, or 1% failure rate is Haproxy ssl redirect handshake failure. I’m receiving TLS Handshake errors logs on my backend server even if there are no API calls to the backend server. HAProxy 2. The only information related to haproxy and openssl that I could find is this thread: I want to configure HAProxy as a tcp pass-through with ssl proxy, but some settings don’t work. so if ssl failures occured it only affected that single request. Firefox browser version - 49. Help! 24: 17022: August 1, 2019 Haproxy 1. Although, sometimes there are single requests failing SSL handshake. Help! Nrogerdlm January 13, 2023, 2:36pm 1. HAPROXY SSL handshake failure Hi Community, i dont know why, but my haproxy throws me severals time a “SSL handshake failure” like this: Jul 18 15:35:43 proxy1 haproxy[6477]: 192. The certificate I am using was issued by let's encrypt. Dark. Setting it up though, I’m running into issues with what appe Haproxy w/ssl 'SSL handshake failure' Help! 3: 7889: February 10, 2023 HAproxy TLS passthough. 55. 241. * /var/log/haproxy. 1:55354 [04/Dec/2020:16:14:14. 1. 2 haproxy ssl_fc_sni not matching correctly. HAproxy with Let'sEncrypt certificate produces SSL handshake failure. HAProxy config tutorials HAProxy config tutorials. 0 setting up ssl on haproxy. cfg looks like this: global log /dev/log local0 info log /dev/log local1 info chroot /var/lib/haproxy user haproxy group haproxy daemon # Default SSL material locations ca-base /etc/ssl/certs crt-base /etc/ssl/private tune. 11. com How can I get haproxy to completely ignore SSL handshake errors? Running HA-Proxy version 2. 0 sessions active, 0 requeued, 0 remaining in Hi everybody, I’m using Haproxy to offload SSL so that I can connect using HTTPS to a service (running in my backend) which is HTTP only. 0 sessions active, 0 requeued, 0 remaining in I’m currently trying to set up haproxy to redirect requests to our local nexus repository. I configured haproxy for SSL termination and started everything up. 229:54666 [25/Jun/2023:22:28:46. 1 local2 info chroot /var/lib/haproxy pidfile /var/run/haproxy. Compared to most, this system is not very busy, but has lots of many hours long connections vs millions on single transactions. My haproxy. w:47996 [12/Ju The certificate files are concatenated and each file is just contains one certificate. There are 2 types of log appearing [time] frontend_name/1: SSL handshake failure Learn how to troubleshoot and fix HAProxy SSL handshake failures with this comprehensive guide. That’s it for turning on this feature. The result is TLSv1. x versions. [WARNING] (5477) : Server cso-cs However when doing a request the response is a 502 Bad Gateway and in in the debug logs of the destination server I'm just getting a SSL handshake failure: Feb 24 10:43:11 XenonKiloCranberry haproxy[5749]: 116. Help! 14: 13770: October 29, 2018 Haproxy w/ssl 'SSL handshake failure' Hi there I have a big issue regarding connection Haproxy to mysql throught ssl with mysql self signed cert. If you're behind cloudflare, you don't need letsencrypt at all, cloudflare does all the encrypting for you on the public side. I am running HAP 2. el7 plus openssl 1. pid maxconn 4000 user haproxy group haproxy daemon tune. 5. ) The history of SSL in HAProxy is very short: around one month ago, we announced the ability for HAProxy to offload SSL from the servers. curl: (60) SSL certificate : unable to get local issuer certificate - ubuntu. 70. 6 with TLS - When I try to use the PROXY protocol and add the send-proxy and expect-proxy, I get SSL Handshake failures. The crt parameter identifies the location of the PEM-formatted SSL certificate. If I navigate to the repo using a browser, it throws a warning about our self signed certificate, but it goes to the right place. The fix was adding the following lines to Whenever said device tries to connect, an error is thrown and the connection is closed during SSL handshake (right after client hello). log). After enabling the proxy-protocol between the loadbalancer and reverse-proxy we see “SSL handshake failure” errors every 2 seconds (lbs alive check) in the HAProxy log of However after some complaints about missing visitors from our customers after switching to HAProxy, we investigated some logs and see a lot of SSL handshake failure Just recently I was tasked to have haproxy listen for https connections specifically. Encrypt traffic using SSL/TLS. Means we fixed the issue. However, I still get tons of “SSL handshake failures” in my log. As far http1. cfg and restarted and still faced SSL failures for normal http1. When I try to make maven requests against the same repo however it fails with the HAPROXY SSL handshake failure - debugging process? Hot Network Questions Dehn-twist on punctured 3-manifold Long pulsed laser rifles as the future of rifles? Is it normal to connect the positive to a fuse and the negative to the chassis Help in identifying this dot-sized insect crawling on my bed Why is the spectrum of the Laplacian on the torus discrete? Hi Everyone, Currently my HAProxy Server is running in tcp mode. <snip> failed, reason: Layer6 invalid response, info: "SSL handshake failure", check duration: 3ms, status: 0/1 DOWN. Haproxy SSL handshake failure. Fails with: error:14094410:SSL routines:SSL3_READ_BYTES:sslv3 alert handshake failure. Since switching, I keep getting some SSL connection errors in the HAProxy log (5-10% of the total number of requests). 0013) C>S TCP FIN 1 0. Now on my haproxy server I start haproxy which gives me the . Help! 0: 457: February 22, 2021 Haproxy 3. 6 - Backend ssl handshake failure. 121; real_ip_header proxy_protocol; real_ip_recursive on; curl: (35) gnutls_handshake() failed: The TLS connection was non-properly terminated. They are not coming from any specific source. But Socket is not connecting from client. What am I doing wrong in this process? It works when I try with a received a test certificate including a private key from the service (self signed certificate). This problem can arise from Backend SSL handshake failure happens in HAProxy when the SSL/TLS handshake between HAProxy and a backend server fails. but it looks like there is a problem on the HAproxy side. com bind :1234 ssl crt /etc/ssl/pem/mycert. 8), I’ve got a lot of “SSL handshake failure” from the same address every 5 seconds. 312] HTTP/3: SSL handshake failure Lines such as these are created around thirty times per second. sock mode 666 level admin stats timeout 2m ssl-server-verify none tune. I’ve concatenated Private key + FullChain key into a file for those which I’ve create with Cloudflare bot, and I’ve concatenated Private key + Public key + CA root key for those which I’ve created on the Cloudflare origin certificate page. haproxy log: rdpbroker/1: SSL handshake failure; When I use “openssl s_client” or curl to connect to pool{n}. 822] ssl/sock-1: SSL handshake failure global daemon maxconn 100000 stats socket /var/run/haproxy pidfile Dear All, I’m absolutely not an expert in haproxy and ssl/tls and I’m stucked in a problem. 12. 100. 1% of traffic to the new So if I restart haproxy during daily load, haproxy might fill CPU usage up to 100% and be unable to handle more than 700-800 requests per thread. g. Hello, I have two servers with HAProxy, let’s call them “Passthrough” and “App”. I ha Hi all ! It’s possible log more then “SSL handshake failure” ? For example, when a client browser uses an unsupported protocol in haproxy (for example SSL3), only entries are logged in: SSL handshake failure Connection closed during SSL handshake But that’s not enough to say what the cause was. jazzl0ver: Wondering why it shows “running on openssl I’m using self signed certificate. 4 haproxy Server XXXXX is DOWN, reason: Layer4 timeout. Jun 25 22:28:46 haproxy haproxy[5750]: 192. 2. ssl. Your actual backend TLS gets configured on the backend server itself <IP-address>:8443 of web02. acme client says everything is ok and renewing certs was also successful. 0 SSL handshake failure. Here’s what I mean. 0 [ Ubuntu 16. I’ve a haproxy setup with tcp mode ssl configuration [ to offload ssl sockets traffic]. Sorry to bump this thread, just wanted to share the resolution / fix that needs to be applied on nginx to get it to work with HAProxy: set_real_ip_from 10. bar. Appreciate any education. 2k, and some clients are getting random SSL handshake errors. default-dh-param 2048 ssl-default-bind-options no-sslv3 no-tls-tickets You are already using the TCP passthrough approach, there is no other way, as haproxy does not implement the postgres protocol. This is a different message. It's only when I take down serv1 that I get the SSL failures. Help! 0: 2020: July 18, 2018 SSL handshake failure. 0 slow tls handshake. I ran tshark to capture traffic. If I The ssl parameter enables SSL termination for this listener. Below my cfg global log 127. From investigating 1 affected IP my findings were: The log message “Connection closed during SSL handshake” occurs when there is no For testing they run a simple node server on port 8080. I know I could use mode tcp for tls forwarding on the load balancer but I need to use cookies for sticky sessions. 4 on Ubuntu 22. Use http-reuse and make sure to also configure pool-settings. 99:53156 [17/May/2017:12:37:21. 0. 9, but the same thing happens on 1. 294] www-https/1: SSL handshake failure Apache benchmark shows a lot of SSL failures during reloads. However when doing a request the response is a 502 Bad Gateway and in in the debug logs of the destination server I'm just getting a SSL handshake failure: Is this possibly According to our Experts, this error message signals an issue during the SSL/TLS handshake process between the client (like `curl`) and the server. Access to those two backend servers works fine: However the health check on HaProxy fails with a Layer 6 issue. pem ca-file /tmp/ca. I would like to make a re-encryption on the backend side, but the ssl/tls check gives me the famous ‘Layer6 invalid response: SSL handshake failure’, in tcpdump ‘Unknown CA (48)’. On this page. There's three types of errors repeating: Connection closed during SSL handshake Timeout during SSL handshake SSL handshake failure (this one happens rarely) Reasons for HAProxy backend SSL handshake failure. Help! lukastribus July 31, 2019, 12:09pm 24. 2,TLS 1. 3 using “ssl-default-bind-options force-tlsv13” . This type of data is not a statistic. 1:514 local2 daemon maxconn 256 defaults log global mode http option httplog timeout connect 5s timeout client 50s timeout Hi, if you want the association between handshake failure and ip source, you must check the log. After upgrading from 1. default-dh-param 2028 Hi, I trying to setup a HTTPS frontend with ACL to HTTPS backends for Ubuntu and RHEL private repositories at our company. Is it correct behavier? This config is not work as https frontend, only http Hi there I have a big issue regarding connection Haproxy to mysql throught ssl with mysql self signed cert. wss:///) to wss mentioned above? Here is my code: global log /dev/ Hello all. I opened a discourse post before but after some more research I decided to open thi I investigated the HAProxy settings for front- and backends, I checked response headers and tried to debug the ssl handshake, but I couldn't find a similarity of problematic or difference between working and problematic webserver/backends. Removed h2 alpn in haproxy. HAProxy by default allows to reuse the same port number across the same or other frontend/listen sections and also across other haproxy process. 0 sessions active, 0 requeued, 0 remaining i HAProxy community SSL Handshake issue. When devices on a network — say, a browser and a web server — share encryption algorithms, keys, and other details about their connection before finally agreeing to exchange data, it’s called an SSL handshake. 5dev19). Pattern: I usually see the problem when a client make too many requests quickly. When I disable TLS it all works great. pem mode tcp log-format "%ci:%cp [%t] %ft %b/%s %Tw/%Tc/%Tt Detailed Description of the Problem I am not 100% whether this is due to misconfiguration or if I hit a bug here. It seems to work correctly, as the landing page displays correctly. I’m troubled with the error haproxy-ssl/1: SSL handshake failure regardless of the changes I ssl/1: SSL handshake failure. 0014 (0. When I do HTTP frontend and ACL to HTTPS HAProxy by default allows to reuse the same port number across the same or other frontend/listen sections and also across other haproxy process. 0013 (0. 11. I tried to use a self-signed certficate or commercial cert for LB, but when i restart haproxy i have errors in logs: localhost haproxy[95255]: Server as_wso2_com/node1 is DOWN, reason: Layer6 invalid response, info: "SSL handshake failure", check duration: 10ms. Would anyone be able to help me? Hello, we are running haproxy version 1. pem I’m getting a number of these per day, one burst every 5-10 minutes. Another weird I tried to use a self-signed certficate or commercial cert for LB, but when i restart haproxy i have errors in logs: localhost haproxy[95255]: Server as_wso2_com/node1 is DOWN, reason: Layer6 invalid response, info: "SSL handshake failure", check duration: 10ms. Help! 2: 65: November 26, 2024 CRITICAL - HAProxy SSL Handshake failure issue. In our logs we Haproxy ssl redirect handshake failure. yy. mydomain. 30. It’s possible I’m not understanding the difficulties with what I’m trying to do. 99:36908 [24/Feb/2020:10:43:11. 6 - So let's say if I do telnet localhost 443, type some garbage in and hit enter, the connection closes, I get a "SSL handshake failure" entry only once in a while: <155>Dec 4 16:14:16 haproxy-02 haproxy[2439309]: 127. Help! 2: 54: November 26, 2024 I I cannot reach my services (nextcloud + homeassistant) and shows that the cert is expired. Requests are working as expected. But with ‘ssl verify none’ option with mode tcp, I cannot access backend server with https protocol. Haproxy 1. We used to run haproxy with SSL pass thru. 6 to 2. When I test using my PC, there are no errors, however it fails when my customers' devices try to communicate. 468] http-in/2: SSL handshake failure (error:0A0000EA:SSL routines::callback failed) Nov 18 12:47:14 mail haproxy[126258]: Proxy http-in stopped (cumulated conns: FE: 866, BE: 0). 0:443: SSL handshake failure Hello! Trying to set up a HAPROXY in cloud to forward requsts via IPSec tunnel to office network. 0 TLS handshake fail. 42. 1 local0 user haproxy group haproxy maxconn 10000 stats socket ipv4@127. Client-side encryption; OCSP stapling; Server-side encryption; Client-side encryption. You signed out in another tab or window. I assume there entire heartbeat detection is broken after all the changes since 2014, and this is now a false positive. 319] main/2: SSL handshake failure Nov 18 12:37:05 mail haproxy[126258]: xx. Can anybody confirm whether stick-tables are run before or after the SSL handshake is checked? We are getting attacks by bots intentionally not using the correct client certificate that we set, and we want to make sure the stick table rules are applied even if the client fails SSL handshaking. 8. 20 with an 2048 bit certificate from Let’s encrypt. 2 HAProxy backend/server to specific destination using SSL and SNI returns "OpenSSL error[0x14094410] ssl3_read_bytes: sslv3 alert handshake failure" 0 HAProxy Backend Layer7 Invalid Response. Once traffic is decrypted it can be inspected and modified by HAProxy, such as to alter HTTP headers, route based on Hello community, I’m trying to setup a reverse HAProxy to connect to a forward, LDAP auth based Squid. Postfix 2. 1 requests. However, as Hello community, I’m trying to setup a reverse HAProxy to connect to a forward, LDAP auth based Squid. 203. 168. It seems ssh v2 waits for the server before talking, causing haproxy to mistake it for a ssl connection. I want to configure HAProxy as a tcp pass-through with ssl proxy, but some settings don’t work. 0 active and 0 backup servers left. 8 on Ubuntu 18 in production and we plan to upgrade to version 2. example. HTTPS request to HAproxy to http and then encrypt it again to forward I mean the OS of the client, where IE8 runs. How to overcome and correct the SSL handshake failure with the above configuration; I found in Internet that SSL handshake may happen due to the below scenarios. y. nginx seems to be ignoring ssl_ciphers setting. There are intermittent SSL handshake failures after migrating 0. default-dh-param 2028 The ssl parameter enables SSL termination for this listener. I captured the tcp traffic on the haproxy server when a rdp client tries to connect: A line like the following can be added to # /etc/sysconfig/syslog # # local2. HAProxyConf 2025 - Call for Papers is Open! HAProxy config tutorials Theme. About; Products OverflowAI; Haproxy with SSL doesn't works. haproxy tcp-request content reject unless Layer 7. 2 HAProxy backend/server to specific destination using SSL and SNI returns "OpenSSL error[0x14094410] ssl3_read_bytes: sslv3 alert handshake failure" 1 TLS handshake fails intermittently when using HAProxy Ingress Controller. In haproxy logs I can see errors: “ssl handshake failure” How I can resolve this and simply proxy Websockets on HTTPS from the root. 734] authentication_service/1: SSL handshake failure. (We’re currently using mode tcp with tcp-request to block. Load 7 more related questions Show fewer related questions Sorted by Hello, When haproxy logs the error, “SSL handshake failure”, I would like to add that client ip address to a stick-table. 0,TLS 1. System. 6 and trying to setup some sites with SSL on the IIS web-server behind the HAProxy. Help! 3: 522: March 22, 2022 Haproxy 3. 1 active and 0 backup servers left. haproxy[12734]: Server https_backend/s1 is DOWN, reason: Layer6 invalid response, info: "SSL handshake failure (Connection reset by peer)", check duration: 1ms. 1,TLS 1. zzz. Haproxy ssl redirect handshake failure. How rest api is called over haproxy with ssl. 100:51019 [18/Jul/2018:15:35:43. lukastribus December 29, 2021, 4:07pm 2. HTTPS request to HAproxy to http and then encrypt it again to forward request Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company, and our products You signed in with another tab or window. So openssl and the cert are not generally broken. 7 (I think) to this new version (1. <snip> The point is that I don’t have enough information here for me to be able to understand why the SSL handshake fails. 4. vvv:63965 [18/Nov/2023:12:37:05. 5 SSL \ TLS to work with iOS 9 ATS. 202:8080 ssl crt /tmp/crt. Behind HA proxy there’s 6 web servers. Looking at the network level, almost all of them fails with this message: Bad Record MAC. Because IE8 uses the schannel SSL stack of the Operating System, that Operating System is very important. ECDHE Cipher not being displayed. We are getting following log entries 39. From time to time we get the following messages in HAProxy log (source IP is hidden): Jul 12 15:43:36 hap-01 haproxy[26141]: x. 18-6. e. When doing so I get TLS errors on the browsers (NET::ERR_CERT_INVALID) and when doing apt update I get : gnutls_handshake() failed: The TLS connection was non-properly terminated. You signed in with another tab or window. SSL labs has confirmed that the certificate is OK (full certificate chain). Behind the HAProxy are apache web servers. Well, I’m running haproxy 1. 133:443 ssl strict-sni crt /etc/haproxy/ssl/ mode http (set/modify some headers in request and response) use_backend app1 if { hdr_end(host) -i app1. Protocol Mismatch -Tested all the TLS version(TLS 1. im getting this kind of error in logs: Mar 21 18:46:00 nt-cloud Problem: Around 1% of the requests are "SSL handshake failure". With Lua, you can maintain a lot of personal counters, but these counters cannot be checked throught the socket, you must create a Lua applet dedicated to give these stats. I am using HAproxy to terminate TLS (and later also load balance) RabbitMQ (MQTT). Log is full of: https/0. 7. 6. 8 SSL handshake failure. This certificate should contain both the public certificate and the private key. 0 HA Proxy - Failure to make ssl_fc_sni apply to SSL connections. You can use SSL/TLS end to end, and have your client authenticate the backend. 816] ilo3/1: SSL handshake failure. To debug the problem I run sniffer, it shows Alert Message as “Unknown CA (48)”. 138:64745 [08/Nov/2020:23:33:00. Passthrough dispatches the requests to our different Facing SSL handshake failure with the the below HAProxy configuration and Outage in our production environment. 960] https-in/1: SSL handshake failure Is this possibly due to the SSL certificate being a SAN / SNI? Basically the check will do a handshake and will close without sending more data, and the HAProxy frontend will see it as a handshake failure, but this is actually not true, this is a known issue and we are trying to find a solution, but usually only people chaining haproxy servers in TCP are affected, because option httpchk won't trigger the Trying to add specific routing depending on SSH destination fails. Flow: We are using a Load balancer to distribute the traffic between the servers; Server Proxy request has been handled by the HAProxy; HAProxy is taking care of proxying the request to the backend server; HAPROXY Configuration: I am using HAProxy 1. There are many reason for an SSL handshake failure to occur in HAProxy: Invalid SSL certificate: The SSL handshake will fail if the SSL certificate supplied by the backend server is invalid, expired, or not issued by a trustworthy Certificate Authority (CA). However the log files are getting flooded with the following messages. com:8081" as navigation proxy | (https) | V HaProxy : Frontend is configured to receive https request on port 8081 Backend configured forward to We are using HAProxy 1. 2. After adding TLS Web Server Authentication to certificate in haproxy's frontend section and TLS Web Client Authentication to certificate in haproxy's backend section Original Poster reported success. z. 1 terminates SSL connections and does clear text with the backend servers. The handshake is the procedure by Hey guys, I have a setup with several backends, and where one backend is a third-party API provider which acts as a fallback in case our own servers go down. 04 LTS] HAProxy config entry: frontend wapp1 bind 10. Help! 2: 2837: May 3, 2023 For others that stumble upon this, I can add that I had luck using tshark to monitor the traffic on the interface when I had TLS errors that were not really clear in the haproxy logs. Disabling weak protocols and ciphers in Centos with Apache. HTTPS request to HAproxy to http and then To re-iterate, serv1 on its own or together with serv2 works fine. apaf ukxbtk oojl eidsim fqyek qewtd ezgnpf llviobc eyig nkp