remote_multicommand

remote_multicommand provides execution of multiple commands in multiple servers in parallel (multiple processes)

Executing a list of commands in multiple servers in parallel

>>> from remote_multicommand import RemoteMultiCommand
>>> cmds_list = ['hostname','whoami']
>>> num_of_process = 4
>>> rm_cmd = RemoteMultiCommand('/tmp/sshkey')
Log: Changing log level to ERROR | Log level:ERROR | Date:01/11/2016 16:40:10
>>> rm_cmd.set_log_level('DEBUG')
Log: Changing log level to DEBUG | Log level:DEBUG | Date:01/11/2016 16:40:12
>>> servers_list = ['serverOne', 'serverTwo', 'serverThree', 'serverFour']
>>> rm_cmd.launch_list_of_commands(cmds_list, num_of_process, servers_list, ssh_log_level='DEBUG')
Log: Executing 2 commands in the list of servers: | Log level:INFO | Date:01/11/2016 16:40:27
Log: Processing in the 4 servers will be done in 1 iterations. | Log level:INFO |
  # Date:01/11/2016 16:40:27
Log: Processing 4 servers in this iteration. | Log level:DEBUG | Date:01/11/2016 16:40:27
Log: Servers: ['serverOne', 'serverTwo', 'serverThree', 'serverFour'] | Log level:DEBUG |
  # Date:01/11/2016 16:40:27
Log: It took 2.338 seconds to execute command 'hostname' in all 4 servers. | Log level:INFO
  # | Date:01/11/2016 16:40:30
Log: Processing in the 4 servers will be done in 1 iterations. | Log level:INFO |
  # Date:01/11/2016 16:40:30
Log: Processing 4 servers in this iteration. | Log level:DEBUG | Date:01/11/2016 16:40:30
Log: Servers: ['serverOne', 'serverTwo', 'serverThree', 'serverFour'] | Log level:DEBUG |
  # Date:01/11/2016 16:40:30
Log: It took 2.396 seconds to execute command 'whoami' in all 4 servers. | Log level:INFO |
  # Date:01/11/2016 16:40:32
Log: Server serverTwo:
 - All 2 commands were issued: Yes
 - Number of commands issued: 2
 - Number of commands bypassed: 0 | Log level:INFO | Date:01/11/2016 16:40:32
Log: Server serverOne:
 - All 2 commands were issued: Yes
- Number of commands issued: 2
 - Number of commands bypassed: 0 | Log level:INFO | Date:01/11/2016 16:40:32
Log: Server serverThree:
 - All 2 commands were issued: Yes
  - Number of commands issued: 2
 - Number of commands bypassed: 0 | Log level:INFO | Date:01/11/2016 16:40:32
Log: Server serverFour:
 - All 2 commands were issued: Yes
 - Number of commands issued: 2
 - Number of commands bypassed: 0 | Log level:INFO | Date:01/11/2016 16:40:32
Log: It took 4.735 seconds to execute the list of commands in all 4 servers. | Log level:INFO
| Date:01/11/2016 16:40:32

{'serverTwo': [OrderedDict([('command', 'hostname'), ('access', True),
('result', True), ('output', 'serverTwo\n')]),
OrderedDict([('command', 'whoami'), ('access', True), ('result', True), ('output', 'root\n')])],
'serverOne': [OrderedDict([('command', 'hostname'), ('access', True), ('result', True),
('output', 'serverOne\n')]),
OrderedDict([('command', 'whoami'), ('access', True), ('result', True), ('output', 'root\n')])],
'serverThree': [OrderedDict([('command', 'hostname'), ('access', True), ('result', True),
('output', 'serverThree\n')]),
OrderedDict([('command', 'whoami'), ('access', True), ('result', True), ('output', 'root\n')])],
'serverFour': [OrderedDict([('command', 'hostname'), ('access', True), ('result', True),
('output', 'serverFour\n')]),
OrderedDict([('command', 'whoami'), ('access', True), ('result', True), ('output', 'root\n')])]}

Installation

To install remote_multicommand, simply run:

$ pip install remote_multicommand

remote_multicommand is compatible with Python 2.6+

Documentation

https://remote_multicommand.readthedocs.io

Source Code

Feel free to fork, evaluate and contribute to this project.

Source: https://github.com/jonDel/remote_multicommand

License

GPLv3 licensed.

OBS

Due to bug paramiko/paramiko#753, we must use paramiko versions under or equal 1.17.2