Hi Aleksandar, Thanks for the information. We have gone through what you have shared. And yes, with HAproxy it is not possible. But is it the same for HAproxy enterprise edition? Can't we load balance Radius traffic?
Best Regards, Shehan Jayawardane Head of Engineering sheh...@nvision.lk www.thryvz.com<http://www.thryvz.com/> [cid:d74ef290-1823-40f6-b3b3-3fb37b6da548] ________________________________ From: Aleksandar Lazic <al-hapr...@none.at> Sent: 02 January 2025 18:05 To: Shehan Jayawardane <sheh...@nvision.lk> Cc: Willy Tarreau <w...@1wt.eu>; Joshua Turnbull <jos...@loadbalancer.org>; haproxy@formilux.org <haproxy@formilux.org>; Dev Ops <dev...@nvision.lk>; Sathiska Udayanga <sathi...@nvision.lk>; Tharka Karunanayake <thar...@nvision.lk> Subject: Re: HAproxy load balancing query Hi Shehan. On 2025-01-02 (Do.) 13:13, Shehan Jayawardane wrote: > Hi Willy, > > Thanks for the information. > Actually, our UDP traffic are radius requests to be forwarded to 1812, and > 1813 > UDP ports. we need to load balance these requests. Can we load balance these > UDP > requests? Looks like you have not read the GH thread which was suggested from Willy. https://github.com/haproxy/haproxy/issues/62 Cite from the last comment. > ... For radius, since we're not using it, it's unlikely to appear any time soon. ... Please be so kind and read the answers and follow the links which are suggested from the responded E-Mail. In Short: No, HAProxy can't be used to LB Radius! Regards Alex > Best Regards, > Shehan Jayawardane > *Head of Engineering* > _shehanj@nvision.lk_ > www.thryvz.com<http://www.thryvz.com> <http://www.thryvz.com/> > > > -------------------------------------------------------------------------------- > *From:* Willy Tarreau <w...@1wt.eu> > *Sent:* 02 January 2025 17:27 > *To:* Shehan Jayawardane <sheh...@nvision.lk> > *Cc:* Joshua Turnbull <jos...@loadbalancer.org>; haproxy@formilux.org > <haproxy@formilux.org>; Dev Ops <dev...@nvision.lk>; Sathiska Udayanga > <sathi...@nvision.lk> > *Subject:* Re: HAproxy load balancing query > Hi Shehan, > > On Thu, Jan 02, 2025 at 11:25:25AM +0000, Shehan Jayawardane wrote: >> Hi Willy, >> >> Good day to you. >> After long time I'm requesting this query as well. >> with HA proxy are we able to load balance udp traffic? > > There isn't such a thing as "udp traffic" but there are udp-based services > and that makes a huge difference. Haproxy supports load-balancing syslog > messages that it can receive over udp/tcp and send to udp/tcp, possibly > even completing them (e.g. prepend the source address). > > For the rest, you'll almost always need service-specific handling since > some services are message-based, others connection-based, uni- or bi- > directional. Most services depend on the source address being joinable > by the server, or may alter the behavior based on the source IP address > (e.g. syslog, dns if using zones/geoip). There are already a number of > dedicated proxies for various UDP-based services, which will always do > the job better than a generic proxy. For example, for syslog, a tool > such as rsyslog will be able to use the RELP protocol for reliable > delivery and even to queue messages to avoid losses. For DNS there's > dnsdist etc. > > For completeness, there's a module dealing with all these particularities > in as much a generic way as possible in the haproxy enterprise packages, > and I'm personally glad I don't have to maintain that because it's very > far away from haproxy's scope. > > For more details and background on all of this, and some of the technical > challenges, I invite you to read the discussion in this issue: > > https://github.com/haproxy/haproxy/issues/62 <https://github.com/haproxy/ > haproxy/issues/62> > > Hoping this helps, > Willy
