This problem can be eluded by removing the ~/.ssh/known_hosts and /root/.ssh/known_hosts files.
Regards, On Fri, Feb 13, 2015 at 3:12 PM, Marco Ceppi <[email protected]> wrote: > Thanks Nicolás for brining this to our attention and Stuart for shedding > light on how deep this bug runs. While it's true we're kind of tied to > doing what Juju does, that doesn't mean we can't look at ways to alleviate > this in Amulet to avoid tests to prevent them from failing. > > On Fri, Feb 13, 2015 at 12:38 PM, Stuart Bishop < > [email protected]> wrote: > >> On 13 February 2015 at 09:42, Nicolás Pace <[email protected]> wrote: >> > Hi guys, >> > I'm having a problem with amulet. >> > i implemented a test with this chunk of code inside: >> > >> > logstash_indexer_agent = d.sentry.unit['logstash-indexer/0'] >> > curl_response = logstash_indexer_agent.run("curl >> > http://127.0.0.1:9200/index/_search?size=1";)[0] >> > print(curl_response) >> > >> > that print is throwing this: >> > http://paste.ubuntu.com/10197382/ >> > >> > I found a fixed bug that appears to be similar to this one: >> > https://bugs.launchpad.net/ubuntu-ci-services-itself/+bug/1283198 >> > >> > Any idea what could it be? >> >> Good timing. This one bit me enough times today that I linked the >> original bug from 2011 to Amulet. >> https://bugs.launchpad.net/juju/+bug/802117. >> >> What is happening is juju pollutes both ~/.ssh/known_hosts and >> ~root/.ssh/known_hosts with provisioned host keys and they are never >> cleaned up. When the IP addresses gets recycled, which seems to happen >> a few times a day recently, all sorts of things start randomly >> failing. Particularly test suites that need to 'juju ssh' or 'juju >> run' stuff automatically. >> >> The simple fix is having juju pass an option to ssh to not use the >> user's known_hosts files, instead a file specific to the environment. >> Extra points for having juju clean out keys when machines are >> destroyed. >> >> -- >> Stuart Bishop <[email protected]> >> >> -- >> Juju mailing list >> [email protected] >> Modify settings or unsubscribe at: >> https://lists.ubuntu.com/mailman/listinfo/juju >> > > -- Ing. Nicolás Pace
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