def checkSSH(self):
'''Check that ssh to hostlist is okay.'''
pool = WorkerPool()
for h in self.list:
cmd = Echo('ssh test', '', ctxt=REMOTE, remoteHost=h)
pool.addCommand(cmd)
pool.join()
pool.haltWork()
for cmd in pool.getCompletedItems():
if not cmd.get_results().wasSuccessful():
raise SSHError("Unable to ssh to '%s'" % cmd.remoteHost)
return True
def checkSSH(self):
'''Check that ssh to hostlist is okay.'''
pool = WorkerPool()
for h in self.list:
cmd = Echo('ssh test', '', ctxt=REMOTE, remoteHost=h)
pool.addCommand(cmd)
pool.join()
pool.haltWork()
for cmd in pool.getCompletedItems():
if not cmd.get_results().wasSuccessful():
raise SSHError("Unable to ssh to '%s'" % cmd.remoteHost)
return True
def removeBadHosts(self):
''' Update list of host to include only the host on which SSH was successful'''
pool = WorkerPool()
for h in self.list:
cmd = Echo('ssh test', '', ctxt=REMOTE, remoteHost=h)
pool.addCommand(cmd)
pool.join()
pool.haltWork()
bad_hosts = []
working_hosts = []
for cmd in pool.getCompletedItems():
if not cmd.get_results().wasSuccessful():
bad_hosts.append(cmd.remoteHost)
else:
working_hosts.append(cmd.remoteHost)
self.list = working_hosts[:]
return bad_hosts
def removeBadHosts(self):
''' Update list of host to include only the host on which SSH was successful'''
pool = WorkerPool()
for h in self.list:
cmd = Echo('ssh test', '', ctxt=REMOTE, remoteHost=h)
pool.addCommand(cmd)
pool.join()
pool.haltWork()
bad_hosts = []
working_hosts = []
for cmd in pool.getCompletedItems():
if not cmd.get_results().wasSuccessful():
bad_hosts.append(cmd.remoteHost)
else:
working_hosts.append(cmd.remoteHost)
self.list = working_hosts[:]
return bad_hosts
