March 12, 2019 
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March 12, 2019 [02:46:46] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has joined #zeromq[05:56:11] *** nashpa <nashpa!~nashpa@dliviu.plus.com> has quit IRC (Quit: Going away)[05:59:52] *** nashpa <nashpa!~nashpa@dliviu.plus.com> has joined #zeromq[06:04:47] *** Vaelatern <Vaelatern!~Vaelatern@cpe-70-122-180-155.tx.res.rr.com> has quit IRC (Ping timeout: 240 seconds)[06:27:22] *** Vaelatern <Vaelatern!~Vaelatern@cpe-70-122-180-155.tx.res.rr.com> has joined #zeromq[07:02:13] *** MK_FG <MK_FG!~mk-fg@46.48.96.28> has joined #zeromq[07:02:14] *** MK_FG <MK_FG!~mk-fg@46.48.96.28> has quit IRC (Changing host)[07:02:14] *** MK_FG <MK_FG!~mk-fg@pdpc/supporter/active/mk-fg> has joined #zeromq[07:04:47] *** t-nelson <t-nelson!UNKNOWN@82.221.130.98> has quit IRC (Disconnected by services)[07:04:52] *** t-nelson_ <t-nelson_!UNKNOWN@82.221.130.98> has joined #zeromq[07:07:21] *** mk-fg <mk-fg!~mk-fg@pdpc/supporter/active/mk-fg> has quit IRC (Remote host closed the connection)[07:07:21] *** MK_FG is now known as mk-fg[07:10:30] *** yourfate_ <yourfate_!~yourfate@unaffiliated/yourfate> has joined #zeromq[07:10:52] *** yourfate <yourfate!~yourfate@unaffiliated/yourfate> has quit IRC (Ping timeout: 268 seconds)[07:10:55] *** yourfate_ is now known as yourfate[07:41:19] *** jimklimov <jimklimov!~jimklimov@ip-86-49-245-88.net.upcbroadband.cz> has quit IRC (Quit: Leaving.)[07:55:25] *** cognifloyd <cognifloyd!~cognifloy@072-191-249-006.res.spectrum.com> has quit IRC (Ping timeout: 272 seconds)[08:36:19] *** guido_g <guido_g!~guido_g@195.49.156.9> has joined #zeromq[08:38:44] *** __alex <__alex!~alex@195.49.156.9> has joined #zeromq[09:09:42] *** FabriceB <FabriceB!~FabriceB@lfbn-1-1047-122.w86-247.abo.wanadoo.fr> has quit IRC (Ping timeout: 246 seconds)[09:22:08] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has joined #zeromq[09:23:07] *** jimklimov1 <jimklimov1!~jimklimov@31.7.243.238> has joined #zeromq[09:23:07] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has quit IRC (Read error: Connection reset by peer)[09:36:27] *** markos_ <markos_!~markos@static062038151250.dsl.hol.gr> has joined #zeromq[09:42:44] *** FabriceB <FabriceB!~FabriceB@mhx-outbound.3ds.com> has joined #zeromq[09:48:12] *** drbobbeaty <drbobbeaty!~drbob@2601:249:1000:71d0:a4f0:a522:b0c1:5057> has joined #zeromq[10:15:22] *** drbobbeaty <drbobbeaty!~drbob@2601:249:1000:71d0:a4f0:a522:b0c1:5057> has quit IRC (Quit: My MacBook Pro has gone to sleep. ZZZzzz…)[10:24:16] <Shio_> Question: https://pastebin.com/CLiNsH6H[10:27:43] <Shio_> tl;dr: I want to write an application that talks to multiple ROUTERs. Having a few DEALERs and one ROUTER on the other end sound equally valid.[11:00:06] *** bluca <bluca!~bluca@2a01:4b00:f419:6f00:b00c:66c8:99df:336> has joined #zeromq[11:54:53] *** drbobbeaty <drbobbeaty!~drbob@73.110.37.104> has joined #zeromq[12:31:26] <bv> I'm not an expert but what you outline is my understanding of the salient difference (the ROUTER IDs).[12:38:33] <bv> but, I think you'll need to do something special if you want a ROUTER to initiate a "blind" send. Somehow it needs to know how map a routing ID to the endpoint of the remote socket.[12:40:30] *** markos_ <markos_!~markos@static062038151250.dsl.hol.gr> has quit IRC (Remote host closed the connection)[12:41:53] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has quit IRC (Read error: Connection reset by peer)[12:42:24] <bv> Shio_, hey, I just ran into this page: http://zeromq.org/tutorials:dealer-and-router it nicely talks about the empty delimiter between envelope and payload that you asked about a few days ago.[12:46:31] *** luv <luv!~luv@killem.al> has joined #zeromq[12:49:21] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has joined #zeromq[12:50:15] <luv> hi im using zeromq for inproc pubsub, it's little unfortunate that i have to always bind (pub in my case) before connect (sub in my case) but i can deal with that. however, now I would like to verify that N subscribers are connected before I publish anything, but I can't see a function like zmq_pub_get_subscriber_count ... is there a recommended way to do this? thanks[12:51:26] <bluca> use XPUB with verbose option, and then you'll receive a message for every subscription[12:52:53] <luv> is there really not a simpler solution?[12:53:22] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has quit IRC (Ping timeout: 245 seconds)[12:53:28] <bluca> no[12:53:44] <luv> yeah, seems like i will have to do that :/[12:53:46] <bluca> and that's pretty simple actually, and fits with the message-based workflow[12:54:05] <luv> any alternative for inproc pubsub to zeromq? nanomsg (or rather nng) looks very early still[13:01:01] <bv> I think zeromq 4 removes the bind/connect order restriction for inproc[13:03:41] <luv> honestly, it's not difficult to implement it on top of XPUB ... just at this stage, already feels like too many hoops to jump through (together with the bind/connect order for inproc)[13:04:04] <luv> im using zmq 4 and im pretty sure i ran into this problem :([13:06:38] <luv> im thinking zeromq only for inproc pubsub might be an overkill, though would work great were it not for the small issues[13:07:30] <bluca> every single software project in the world has issues, one way or the other[13:15:13] <luv> indeed, not bashing zeromq, i really like the brokerless approach[13:15:59] <luv> i undestand im running into the issues because my special usecase - ie. limitting all zeromq only to inproc pubsub ... anyway, thanks for confirming i would have to use xpub and listen for un/subscribe messages[13:33:37] *** markos_ <markos_!~markos@static062038151250.dsl.hol.gr> has joined #zeromq[14:12:50] *** jimklimov1 <jimklimov1!~jimklimov@31.7.243.238> has quit IRC (Read error: Connection reset by peer)[14:13:15] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has joined #zeromq[14:19:22] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has quit IRC (Read error: Connection reset by peer)[14:19:59] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has joined #zeromq[14:28:15] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has quit IRC (Read error: Connection reset by peer)[14:28:30] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has joined #zeromq[14:55:53] <luv> actually, maybe i remember wrong and it's possible to connect and then bind even with inproc ... I've just realized my problem with inproc was caused by not sharing zmq_context between threads.[14:56:17] <luv> i will have to try connect-then-bind with inproc again tonight :)[15:04:35] *** nogo_ <nogo_!~mil@cloud.xelin.org> has joined #zeromq[15:09:39] *** nogo <nogo!~mil@cloud.xelin.org> has quit IRC (*.net *.split)[16:15:02] *** guido_g <guido_g!~guido_g@195.49.156.9> has quit IRC (Ping timeout: 245 seconds)[16:15:12] *** guido_g <guido_g!~guido_g@nexus.a-nugget.org> has joined #zeromq[16:15:34] *** guido_g <guido_g!~guido_g@nexus.a-nugget.org> has quit IRC (Client Quit)[16:15:52] *** __alex <__alex!~alex@195.49.156.9> has quit IRC (Ping timeout: 245 seconds)[16:23:02] *** cognifloyd <cognifloyd!~cognifloy@072-191-249-006.res.spectrum.com> has joined #zeromq[16:51:09] *** nashpa <nashpa!~nashpa@dliviu.plus.com> has quit IRC (Ping timeout: 252 seconds)[17:01:14] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has joined #zeromq[17:02:43] *** nashpa <nashpa!~nashpa@dliviu.plus.com> has joined #zeromq[17:07:21] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has quit IRC (Remote host closed the connection)[17:28:33] <bv> What I wish we had is a "volume 2" of the zguide that gives wisdom about larger scale zeromq structures. I've been reading hydra and zyre code to try to get that wisdom but it's a lot of detail to absorb. It's slowly falling into place though.[17:31:29] *** cognifloyd <cognifloyd!~cognifloy@072-191-249-006.res.spectrum.com> has quit IRC (Ping timeout: 252 seconds)[18:03:56] *** cognifloyd <cognifloyd!~cognifloy@rrcs-24-173-49-18.sw.biz.rr.com> has joined #zeromq[18:30:32] <bv> luv, fyi this issue addressed connect-before-bind+inproc: https://github.com/zeromq/libzmq/issues/6 and indeed starting with v4 it works. And, I did a little test with recent czmq that it still works.[18:39:51] *** jimklimov <jimklimov!~jimklimov@31.7.243.238> has quit IRC (Ping timeout: 246 seconds)[19:02:19] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has joined #zeromq[19:05:01] *** Shio_ <Shio_!~Thunderbi@151.100.wtt.p2wt.com> has quit IRC (Remote host closed the connection)[19:14:16] *** FabriceB <FabriceB!~FabriceB@mhx-outbound.3ds.com> has quit IRC (Quit: FabriceB)[19:59:55] *** jimklimov <jimklimov!~jimklimov@ip-86-49-245-88.net.upcbroadband.cz> has joined #zeromq[20:08:57] *** FabriceB <FabriceB!~FabriceB@lfbn-1-1047-122.w86-247.abo.wanadoo.fr> has joined #zeromq[20:09:06] *** jimklimov <jimklimov!~jimklimov@ip-86-49-245-88.net.upcbroadband.cz> has quit IRC (Read error: Connection reset by peer)[20:09:18] *** jimklimov <jimklimov!~jimklimov@ip-86-49-245-88.net.upcbroadband.cz> has joined #zeromq[20:13:03] <luv> bv: cool, thanks![20:23:43] *** SorcererX <SorcererX!~SorcererX@ti0071a400-4104.bb.online.no> has quit IRC (Quit: Lost terminal)[20:30:48] *** SorcererX <SorcererX!~SorcererX@ti0071a400-4104.bb.online.no> has joined #zeromq[21:49:13] *** drbobbeaty <drbobbeaty!~drbob@73.110.37.104> has quit IRC (Quit: My MacBook Pro has gone to sleep. ZZZzzz…)[22:07:18] *** bluca <bluca!~bluca@2a01:4b00:f419:6f00:b00c:66c8:99df:336> has quit IRC (Quit: Leaving.)[22:44:57] <luv> im thinking push/pull will actually fit much better my usecase, only downside is i will need a push socket for each client but that's ok, because i expect less than 10 clients anyway[22:46:07] <luv> oh, no, that would could block other clients when one client is not ready[22:47:49] <luv> i actually cant use zeromq pubsub because i need a guarantee the message is sent when when HWM is reached (need too block, not drop)[23:07:24] *** mk-fg <mk-fg!~mk-fg@pdpc/supporter/active/mk-fg> has quit IRC (Ping timeout: 272 seconds)[23:16:23] *** mk-fg <mk-fg!~mk-fg@46.48.96.28> has joined #zeromq[23:16:24] *** mk-fg <mk-fg!~mk-fg@46.48.96.28> has quit IRC (Changing host)[23:16:24] *** mk-fg <mk-fg!~mk-fg@pdpc/supporter/active/mk-fg> has joined #zeromq[23:46:53] *** cognifloyd <cognifloyd!~cognifloy@rrcs-24-173-49-18.sw.biz.rr.com> has quit IRC (Quit: Leaving.)