--- /dev/null
+
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+ http://www.apache.org/licenses/
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--- /dev/null
+# Overview
+
+This charm provides basic network utilities that can be run from a Juju-deployed
+machine.
+
+# Usage
+
+To deploy the charm:
+```bash
+$ juju deploy cs:~nfv/netutils
+```
+
+To run an action:
+```bash
+$ juju run-action netutils/0 ping destination=google.com
+$ juju run-action netutils/0 traceroute destination=google.com
+```
+
+To fetch the output of an action:
+```bash
+$ juju show-action-output 026b3d4c-0bb2-4818-8d24-9855936cdcdf
+results:
+ output: |
+ traceroute to google.com (216.58.198.78), 30 hops max, 60 byte packets
+ 1 ec2-79-125-0-86.eu-west-1.compute.amazonaws.com (79.125.0.86) 1.431 ms 1.410 ms 1.380 ms
+ 2 100.64.2.73 (100.64.2.73) 1.647 ms 100.64.2.103 (100.64.2.103) 1.247 ms 100.64.2.121 (100.64.2.121) 1.224 ms
+ 3 100.64.0.232 (100.64.0.232) 1.296 ms 100.64.0.184 (100.64.0.184) 1.515 ms 100.64.0.234 (100.64.0.234) 1.079 ms
+ 4 100.64.16.37 (100.64.16.37) 0.377 ms 100.64.16.49 (100.64.16.49) 0.347 ms 100.64.16.1 (100.64.16.1) 0.340 ms
+ 5 176.32.107.12 (176.32.107.12) 0.739 ms 176.32.107.4 (176.32.107.4) 0.875 ms 0.748 ms
+ 6 178.236.0.111 (178.236.0.111) 0.650 ms 0.641 ms 0.645 ms
+ 7 72.14.215.85 (72.14.215.85) 0.544 ms 1.508 ms 1.498 ms
+ 8 209.85.252.198 (209.85.252.198) 0.680 ms 0.659 ms 0.618 ms
+ 9 64.233.174.27 (64.233.174.27) 0.690 ms 0.682 ms 0.634 ms
+ 10 dub08s02-in-f14.1e100.net (216.58.198.78) 0.568 ms 0.560 ms 0.595 ms
+status: completed
+timing:
+ completed: 2016-06-29 14:50:04 +0000 UTC
+ enqueued: 2016-06-29 14:50:03 +0000 UTC
+ started: 2016-06-29 14:50:03 +0000 UTC
+```
+
+## Scale out Usage
+
+With great scalability comes great power, but please don't use this to DDoS anyone without their permission.
+
+## Known Limitations and Issues
+
+# Contact Information
+
+## Contributing to the charm
+
+ - The compiled charm can be found [here](https://www.jujucharms.com/u/nfv/netutils).
+ - [layer/netutils](https://osm.etsi.org/gitweb/?p=osm/juju-charms.git;a=summary/) contains the source of the layer.
+ - Please add any bugs or feature requests to the [bugzilla](https://osm.etsi.org/bugzilla/buglist.cgi?component=Juju-charms&list_id=426&product=OSM&resolution=---).
--- /dev/null
+nmap:
+ description: "nmap a thing!"
+ params:
+ destination:
+ description: "destination to scan"
+ type: string
+ required:
+ - destination
+ping:
+ description: 'ping a thing!'
+ params:
+ count:
+ description: "Stop after sending count ECHO_REQUEST packets"
+ type: integer
+ default: 30
+ destination:
+ description: "destination of ping request"
+ type: string
+ required:
+ - destination
+traceroute:
+ description: 'trace a thing!'
+ params:
+ hops:
+ description: "Stop tracing after count hops"
+ type: integer
+ default: 30
+ destination:
+ description: "destination of traceroute request"
+ type: string
+ required:
+ - destination
--- /dev/null
+#!/usr/bin/env python3
+import sys
+sys.path.append('lib')
+
+from charms.reactive import main
+from charms.reactive import set_state
+from charmhelpers.core.hookenv import action_fail
+
+"""
+`set_state` only works here because it's flushed to disk inside the `main()`
+loop. remove_state will need to be called inside the action method.
+"""
+set_state('actions.nmap')
+
+try:
+ main()
+except Exception as e:
+ action_fail(repr(e))
--- /dev/null
+#!/usr/bin/env python3
+import sys
+sys.path.append('lib')
+
+from charms.reactive import main
+from charms.reactive import set_state
+from charmhelpers.core.hookenv import action_fail
+
+"""
+`set_state` only works here because it's flushed to disk inside the `main()`
+loop. remove_state will need to be called inside the action method.
+"""
+set_state('actions.ping')
+
+try:
+ main()
+except Exception as e:
+ action_fail(repr(e))
--- /dev/null
+#!/usr/bin/env python3
+import sys
+sys.path.append('lib')
+
+from charms.reactive import main
+from charms.reactive import set_state
+from charmhelpers.core.hookenv import action_fail
+
+"""
+`set_state` only works here because it's flushed to disk inside the `main()`
+loop. remove_state will need to be called inside the action method.
+"""
+set_state('actions.traceroute')
+
+try:
+ main()
+except Exception as e:
+ action_fail(repr(e))
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--- /dev/null
+repo: git@github.com:AdamIsrael/layer-netutils.git
+includes: ['layer:basic'] # if you use any interfaces, add them here
+options:
+ basic:
+ packages:
+ - traceroute
+ - nmap
--- /dev/null
+name: netutils
+summary: A suite of network-related utilities.
+maintainer: Adam Israel <adam.israel@canonical.com>
+description: |
+ A suite of network-related utilities, such as ping and traceroute, that
+ can be deployed into a data center in order to diagnose connectivity issues.
+tags:
+ # https://jujucharms.com/docs/stable/authors-charm-metadata
+ - ops
+ - network
+ - performance
+series:
+ - trusty
+ - xenial
+subordinate: false
--- /dev/null
+from charmhelpers.core.hookenv import (
+ config,
+ status_set,
+ action_get,
+ action_set,
+ action_fail,
+ log,
+)
+
+from charms.reactive import (
+ when,
+ when_not,
+ set_state as set_flag,
+ remove_state as remove_flag,
+)
+
+import subprocess
+
+
+@when_not('netutils.ready')
+def ready():
+ status_set('active', 'Ready!')
+ set_flag('netutils.ready')
+
+
+@when('actions.nmap')
+def nmap():
+ err = ''
+ try:
+ result, err = _run('nmap {}'.format(action_get('destination')))
+ except:
+ action_fail('nmap command failed:' + err)
+ else:
+ action_set({'outout': result})
+ finally:
+ remove_flag('actions.nmap')
+
+
+@when('actions.ping')
+def ping():
+ err = ''
+ try:
+ result, err = _run('ping -qc {} {}'.format(
+ action_get('count'), action_get('destination'))
+ )
+
+ except:
+ action_fail('ping command failed:' + err)
+ else:
+ # Here you can send results back from ping, if you had time to parse it
+ action_set({'output': result})
+ finally:
+ remove_flag('actions.ping')
+
+
+
+@when('actions.traceroute')
+def traceroute():
+ try:
+ result, err = _run('traceroute -m {} {}'.format(action_get('hops'), action_get('destination')))
+ except:
+ action_fail('traceroute command failed')
+ else:
+ # Here you can send results back from ping, if you had time to parse it
+ action_set({'output': result})
+ finally:
+ remove_flag('actions.traceroute')
+
+
+
+def _run(cmd, env=None):
+ if isinstance(cmd, str):
+ cmd = cmd.split() if ' ' in cmd else [cmd]
+
+ log(cmd)
+ p = subprocess.Popen(cmd,
+ env=env,
+ stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+ stdout, stderr = p.communicate()
+ retcode = p.poll()
+ if retcode > 0:
+ raise subprocess.CalledProcessError(returncode=retcode,
+ cmd=cmd,
+ output=stderr.decode("utf-8").strip())
+ return (stdout.decode('utf-8'), stderr.decode('utf-8'))
--- /dev/null
+#!/bin/bash
+
+sudo add-apt-repository ppa:juju/stable -y
+sudo apt-get update
+sudo apt-get install amulet python-requests -y
--- /dev/null
+#!/usr/bin/python3
+
+import amulet
+import requests
+import unittest
+
+
+class TestCharm(unittest.TestCase):
+ def setUp(self):
+ self.d = amulet.Deployment()
+
+ self.d.add('layer-netutils')
+ self.d.expose('layer-netutils')
+
+ self.d.setup(timeout=900)
+ self.d.sentry.wait()
+
+ self.unit = self.d.sentry['layer-netutils'][0]
+
+ def test_service(self):
+ # test we can access over http
+ page = requests.get('http://{}'.format(self.unit.info['public-address']))
+ self.assertEqual(page.status_code, 200)
+ # Now you can use self.d.sentry[SERVICE][UNIT] to address each of the units and perform
+ # more in-depth steps. Each self.d.sentry[SERVICE][UNIT] has the following methods:
+ # - .info - An array of the information of that unit from Juju
+ # - .file(PATH) - Get the details of a file on that unit
+ # - .file_contents(PATH) - Get plain text output of PATH file from that unit
+ # - .directory(PATH) - Get details of directory
+ # - .directory_contents(PATH) - List files and folders in PATH on that unit
+ # - .relation(relation, service:rel) - Get relation data from return service
projects / osm / devops.git / commitdiff
