Package starcluster :: Package commands :: Module sshinstance
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Source Code for Module starcluster.commands.sshinstance

 1  import sys 
 2  from completers import InstanceCompleter 
 3   
 4   
5 -class CmdSshInstance(InstanceCompleter):
6 """ 7 sshinstance [options] <instance-id> [<remote-command>] 8 9 SSH to an EC2 instance 10 11 Examples: 12 13 $ starcluster sshinstance i-14e9157c 14 $ starcluster sshinstance ec2-123-123-123-12.compute-1.amazonaws.com 15 16 You can also execute commands without directly logging in: 17 18 $ starcluster sshinstance i-14e9157c 'cat /etc/hosts' 19 """ 20 names = ['sshinstance', 'si'] 21 show_dns_names = True 22
23 - def addopts(self, parser):
24 parser.add_option("-u", "--user", dest="user", action="store", 25 type="string", default='root', 26 help="login as USER (defaults to root)")
27
28 - def execute(self, args):
29 if not args: 30 self.parser.error( 31 "please specify an instance id or dns name to connect to") 32 instance = args[0] 33 cmd = ' '.join(args[1:]) 34 retval = self.nm.ssh_to_node(instance, user=self.opts.user, 35 command=cmd) 36 if cmd and retval is not None: 37 sys.exit(retval)
38