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Found the problem…
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<div class="">For some reason I had a highly specific firewall rule that blocked outgoing network access by the BEAM, but only when run from within Terminal.</div>
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<div class="">Deleted that rule and everything works fine now</div>
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Place, Bedfont Rd, Feltham, Middx, TW14 8HA, England <o:p class=""></o:p></span></div>
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<i class=""><span lang="DE" style="font-size: 8pt; font-family: Arial, sans-serif; color: rgb(79, 129, 189);" class="">"The voice of ignorance speaks loud and long,</span></i></div>
<div style="margin: 0cm 0cm 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif;" class="">
<i class=""><span lang="DE" style="font-size: 8pt; font-family: Arial, sans-serif; color: rgb(79, 129, 189);" class=""> but the words of the wise are quiet and few"<o:p class=""></o:p></span></i></div>
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<i class=""><span lang="DE" style="font-size: 8pt; font-family: Arial, sans-serif; color: rgb(79, 129, 189);" class=""> Ancient Proverb</span></i></div>
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<div class="">On 11 Apr 2018, at 18:58, YD Jiang <<a href="mailto:jan4984@gmail.com" class="">jan4984@gmail.com</a>> wrote:</div>
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<div dir="ltr" class="">Maybe have a network capture to determine why the ehostdown happen. especially you can compare the worked capture with the failed one.</div>
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<div dir="ltr" class="">On Thu, Apr 12, 2018 at 12:29 AM Whealy, Chris <<a href="mailto:chris.whealy@sap.com" class="">chris.whealy@sap.com</a>> wrote:<br class="">
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<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div style="word-wrap:break-word;line-break:after-white-space" class="">Hi Roger
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<div class="">My Cowboy app has a dependency on iBrowse - which has been working fine up until trying to start the app using “console”.</div>
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<div class=""><span style="font-family:Monaco;white-space:pre-wrap;background-color:rgb(255,255,255)" class="">ibrowse:start(),</span></div>
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<div style="background-color:rgb(255,255,255);font-family:Monaco;line-height:18px;white-space:pre-wrap" class="">
<div class="">ibrowse:set_dest(<span style="color:rgb(163,21,21)" class="">"<a href="http://download.geonames.org/" target="_blank" class="">download.geonames.org</a>"</span>,
<span style="color:rgb(9,136,90)" class="">80</span>, [{max_sessions, <span style="color:rgb(9,136,90)" class="">
10</span>}, {max_pipeline_size, <span style="color:rgb(9,136,90)" class="">25</span>}]),</div>
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<div class="">Then I spawn another process to fetch some files from <a href="http://genomes.org/" target="_blank" class="">
genomes.org</a> and wait for the results. The spawned process is just a wrapper around <span style="font-family:Monaco;white-space:pre-wrap;background-color:rgb(255,255,255)" class="">ibrowse:send_req(Url, [{</span><span style="font-family:Monaco;white-space:pre-wrap;background-color:rgb(255,255,255);color:rgb(163,21,21)" class="">"If-None-Match"</span><span style="font-family:Monaco;white-space:pre-wrap;background-color:rgb(255,255,255)" class="">,
Etag}], get)</span> that fires off an HTTP GET request to <font face="Monaco" class="">
Url</font> for a given <font face="Monaco" class="">Etag</font>.</div>
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<div class="">This all works fine when using the “start" parameter, but fails when using “console”…</div>
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<div class="">Regards</div>
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<div style="margin:0cm 0cm 0.0001pt;font-size:12pt" class=""><b class=""><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class="">Chris Whealy</span></b><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class=""><u class=""></u><u class=""></u></span></div>
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<div style="margin:0cm 0cm 0.0001pt;font-size:12pt" class=""><b class=""><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class="">SAP UK Ltd,</span></b><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class=""> Clockhouse
Place, Bedfont Rd, Feltham, Middx, TW14 8HA, England <u class=""></u><u class=""></u></span></div>
<div style="margin:0cm 0cm 0.0001pt;font-size:12pt" class=""><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class=""><br class="">
M <a href="tel:+44%207808%20575377" value="+447808575377" target="_blank" class="">
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<p class="MsoNormal" style="font-family:Tahoma;font-size:12px"><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class="">Find out more on the Strategy & Product Management</span><span lang="EN-US" class=""><a href="https://wiki.wdf.sap.corp/wiki/pages/viewpage.action?pageId=1865737441" target="_blank" class=""><b class=""><span style="font-size:8pt;font-family:Arial,sans-serif" class=""> </span></b><b class=""><span style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(46,116,181)" class="">Wiki
page</span></b></a></span><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class=""> (SAP internal)<br class="">
</span><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(102,102,102)" class="">Follow our latest activities in SAP CP User Community </span><span lang="EN-US" class=""><b class=""><span style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(46,116,181)" class=""><a href="https://jam4.sapjam.com/groups/about_page/eopqUq5S182gY7JFrbdwis" target="_blank" class="">Jam
Group</a></span></b></span><span style="font-family:Arial,sans-serif;font-size:8pt" class=""> </span></p>
<p class="MsoNormal" style="font-family:Tahoma;font-size:12px"><span lang="EN-US" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(153,153,153)" class="">Please consider the impact on the environment before printing this e-mail. </span></p>
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<div style="margin:0cm 0cm 0.0001pt" class=""><span lang="DE" style="font-family:Arial,sans-serif;font-size:7.5pt;color:rgb(153,153,153)" class="">Twitter: @LogaRhythm</span></div>
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<i class=""><span lang="DE" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(79,129,189)" class="">"The voice of ignorance speaks loud and long,</span></i></div>
<div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:'Times New Roman',serif" class="">
<i class=""><span lang="DE" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(79,129,189)" class=""> but the words of the wise are quiet and few"<u class=""></u><u class=""></u></span></i></div>
<div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:'Times New Roman',serif" class="">
<i class=""><span lang="DE" style="font-size:8pt;font-family:Arial,sans-serif;color:rgb(79,129,189)" class=""> Ancient Proverb</span></i></div>
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<div class="">On 11 Apr 2018, at 17:07, Roger Lipscombe <<a href="mailto:roger@differentpla.net" target="_blank" class="">roger@differentpla.net</a>> wrote:</div>
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<div class="gmail_quote">On 11 April 2018 at 15:44, Whealy, Chris<span class="m_4431502381724184677Apple-converted-space"> </span><span dir="ltr" class=""><<a href="mailto:chris.whealy@sap.com" target="_blank" class="">chris.whealy@sap.com</a>></span><span class="m_4431502381724184677Apple-converted-space"> </span>wrote:<br class="">
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<div style="word-wrap:break-word;line-break:after-white-space" class="">Hi All
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<div class="">I have a Cowboy app that at startup time, downloads various files from another web server. I’m using rebar to create a release, and this all works fine when I start the app using the “start” parameter</div>
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<span style="font-variant-ligatures:no-common-ligatures" class="">$ _build/default/rel/geo_server/bin/geo_server start</span></div>
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<div class="">But all the downloads fail when I use the “console” parameter</div>
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<span style="font-variant-ligatures:no-common-ligatures" class="">$ _build/default/rel/geo_server/bin/geo_server console</span></div>
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<div class=""><br class="">
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<div class="">No other network conditions have changed, but now all the HTTP connections fail with <span style="color:rgb(244,244,244);font-family:Monaco;background-color:rgba(0,0,0,0.85098)" class="">{conn_failed,{error,ehostdown}}</span> which clearly is
not the case...</div>
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<div class="">Are extra parameters needed when starting the app using “console”?</div>
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<div class="">Not usually. What are you using to download the files from the other web server?</div>
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