Eu tenho outro problema com o MAAS. Um após o outro ...
Configurando um segundo cluster Cheguei ao passo de sincronizar imagens. O download parece funcionar bem, mas o cluster permanece pateticamente fora de sincronia na GUI. Qual poderia ser o problema?
Em /var/lib/maas/boot-resources , tenho inúmeros números de instantâneos-yyyymmdd-hhmmss
diretórios ...
No maas.log, eu tenho:
/var/lib/maas/boot-resources/snapshot-20150307-155155
Mar 7 16:51:56 node6 maas.boot_image_download_service: [ERROR] Failed to download images: <urlopen error [Errno -2] Name or service not known>
Em pserv.log, tenho:
2015-03-07 16:46:56+0100 [-] Logged OOPS id OOPS-adfa7a97ffe207c7b625e278f29be756: URLError: <urlopen error [Errno -2] Name or service not known>
2015-03-07 16:51:56+0100 [-] Unhandled Error
Traceback (most recent call last):
File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 423, in errback
self._startRunCallbacks(fail)
File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 490, in _startRunCallbacks
self._runCallbacks()
File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 577, in _runCallbacks
current.result = callback(current.result, *args, **kw)
File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1155, in gotResult
_inlineCallbacks(r, g, deferred)
--- <exception caught here> ---
File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1097, in _inlineCallbacks
result = result.throwExceptionIntoGenerator(g)
File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line 389, in throwExceptionIntoGenerator
return g.throw(self.type, self.value, self.tb)
File "/usr/lib/python2.7/dist-packages/provisioningserver/pserv_services/image_download_service.py", line 130, in maybe_start_download
yield self._start_download()
File "/usr/lib/python2.7/dist-packages/twisted/internet/defer.py", line 1097, in _inlineCallbacks
result = result.throwExceptionIntoGenerator(g)
File "/usr/lib/python2.7/dist-packages/twisted/python/failure.py", line 389, in throwExceptionIntoGenerator
return g.throw(self.type, self.value, self.tb)
File "/usr/lib/python2.7/dist-packages/provisioningserver/pserv_services/image_download_service.py", line 121, in _start_download
get_proxy_url("https"))
File "/usr/lib/python2.7/dist-packages/twisted/python/threadpool.py", line 191, in _worker
result = context.call(ctx, function, *args, **kwargs)
File "/usr/lib/python2.7/dist-packages/twisted/python/context.py", line 118, in callWithContext
return self.currentContext().callWithContext(ctx, func, *args, **kw)
File "/usr/lib/python2.7/dist-packages/twisted/python/context.py", line 81, in callWithContext
return func(*args,**kw)
File "/usr/lib/python2.7/dist-packages/provisioningserver/utils/twisted.py", line 148, in wrapper
return func(*args, **kwargs)
File "/usr/lib/python2.7/dist-packages/provisioningserver/rpc/boot_images.py", line 87, in _run_import
boot_resources.import_images(sources)
File "/usr/lib/python2.7/dist-packages/provisioningserver/import_images/boot_resources.py", line 268, in import_images
install_boot_loaders(snapshot_path, image_descriptions.get_image_arches())
File "/usr/lib/python2.7/dist-packages/provisioningserver/import_images/boot_resources.py", line 102, in install_boot_loaders
boot_method.install_bootloader(destination)
File "/usr/lib/python2.7/dist-packages/provisioningserver/boot/uefi.py", line 191, in install_bootloader
'main', 'amd64')
File "/usr/lib/python2.7/dist-packages/provisioningserver/boot/utils.py", line 160, in get_updates_package
package, archive, component, architecture, release=release)
File "/usr/lib/python2.7/dist-packages/provisioningserver/boot/utils.py", line 136, in get_package
package, archive, component, architecture, release=release)
File "/usr/lib/python2.7/dist-packages/provisioningserver/boot/utils.py", line 115, in get_package_info
packages = get_packages(archive, component, architecture, release=release)
File "/usr/lib/python2.7/dist-packages/provisioningserver/boot/utils.py", line 94, in get_packages
release_file = get_file(release_url)
File "/usr/lib/python2.7/dist-packages/provisioningserver/boot/utils.py", line 52, in get_file
response = urllib2.build_opener().open(url)
File "/usr/lib/python2.7/urllib2.py", line 404, in open
response = self._open(req, data)
File "/usr/lib/python2.7/urllib2.py", line 422, in _open
'_open', req)
File "/usr/lib/python2.7/urllib2.py", line 382, in _call_chain
result = func(*args)
File "/usr/lib/python2.7/urllib2.py", line 1214, in http_open
return self.do_open(httplib.HTTPConnection, req)
File "/usr/lib/python2.7/urllib2.py", line 1184, in do_open
raise URLError(err)
urllib2.URLError: <urlopen error [Errno -2] Name or service not known>
2015-03-07 16:51:56+0100 [-] Logged OOPS id OOPS-6f24ef492ef8ec698cd54230926ffb2c: URLError: <urlopen error [Errno -2] Name or service not known>
Após algum tempo, descobriu-se que o problema estava relacionado à resolução de nomes ...
Para responder a perguntas sobre minha resposta, o que fiz foi corrigir o problema com o servidor DNS upstream para permitir a resolução de nomes para domínios da Internet. Isso resolveu o problema ...
Acabei de adicionar "dns-nameservers" e "dns-search" a / etc / network / interface, depois da reinicialização ele foi sincronizado:
auto eth0
iface eth0 inet estática
endereço 192.168.110.2
netmask 255.255.255.0
rede 192.168.110.0
transmissão 192.168.110.255
dns-nameservers 10.196. 192.168.110.2
Pesquisa de DNS 10.196. 192.168.110.2