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mitogen/econtext/ssh.py

34 lines
865 B
Python

"""
Functionality to allow establishing new slave contexts over an SSH connection.
"""
import commands
import econtext.master
class Stream(econtext.master.Stream):
python_path = 'python'
#: The path to the SSH binary.
ssh_path = 'ssh'
def construct(self, hostname, username=None, ssh_path=None, **kwargs):
super(Stream, self).construct(**kwargs)
self.hostname = hostname
self.username = username
if ssh_path:
self.ssh_path = ssh_path
self.name = 'ssh.' + hostname
def default_name(self):
return self.hostname
def get_boot_command(self):
bits = [self.ssh_path]
if self.username:
bits += ['-l', self.username]
bits.append(self.hostname)
base = super(Stream, self).get_boot_command()
return bits + map(commands.mkarg, base)