i2ssh

ssh into to a cluster of machines using iTerm 2 split panes on OSX.

Installation

$ pip install i2ssh

Usage

$ cat ~/.i2sshrc
---
mycluster:
  hosts:
    - host1.domain.net
    - host2.domain.net
    - host3.domain.net
    - host4.domain.net

$ i2ssh mycluster

Command-line arguments

$ i2ssh -h
usage: i2ssh [-h] [-c CONFIG] [-v] cluster

positional arguments:
  cluster               the cluster to connect to.

optional arguments:
  -h, --help            show this help message and exit
  -c CONFIG, --config CONFIG
                        the config file to use (default "~/.i2sshrc").
  -v, --verbose         increases log verbosity.
  -l, --list            list the clusters in the config file.

Config file

---
# the name of the cluster.
mycluster:

  # the command to execute in every pane, defaults to 'ssh'.
  # the hostname for that pane will be appended to the
  # command before being executed, resulting in something
  # like 'ssh host1.domain.net'.
  cmd: 'ssh'

  # the remote user to log into as, defaults to the local user.
  user: 'username'

  # how to split the window, defaults to 'sqrt(n) x (n/cols)'.
  layout: '2x2'

  # position and size for the new window, defaults to
  # maximize within the available space on screen. the format
  # is (x, y, width, height).
  window: '0, 0, 1440, 900'

  # the time to wait between scripting commands, in seconds.
  # defaults to 0.1
  delay: 0.1

  # the list of hosts to execute the command for.
  hosts:
    - host1.domain.net
    - host2.domain.net
    - host3.domain.net
    - host4.domain.net