def test_execute(self):
"""execute() should return a tuple with the output and the exit status code."""
result = execute('foobar -baz')
assert result[0] == ''
assert result[2] == 127
result = execute('echo foo')
assert result[0] == 'foo\n'
assert result[2] == 0
def ping_check(fqdn, timeout=None, ip_version=4):
"""Check if the server pings."""
command = '/usr/bin/ping'
if ip_version == 6:
command = '/usr/bin/ping6'
if timeout is None:
stdout, stderr, returncode = execute('{} -c1 -q {}'.format(command, fqdn))
else:
stdout, stderr, returncode = execute('{} -W{} -c1 -q {}'.format(command, timeout, fqdn))
return returncode == 0
def _perform(self, action):
"""Common implementation for on, off and reset."""
result = False
password, username = self.get_credentials('ipmi')
template = ServerConfig.objects.by_key('remotepower.ipmi.command')
if template is None:
return
ipmi = {'user': username, 'password': password}
context = Context({
'machine': self.machine,
'ipmi': ipmi,
'action': action
})
command = Template(template).render(context)
stdout, stderr, exitstatus = execute(command)
result = True
if action == 'status':
if exitstatus == 0:
return stdout
else:
return self.Status.UNKNOWN
if exitstatus != 0:
raise Exception(''.join(stderr))
return result
def execute(self):
logger.debug("Ansible scan of: %s", self.machines)
self.render_inventory()
command = '/usr/bin/ansible-playbook -i {dir}/inventory.yml {dir}/site.yml --private-key /home/orthos/.ssh/master'.format(dir=Ansible.facts_dir)
stdout, stderr, returncode = execute(command)
logger.debug("Calling: %s - %d", command, returncode)
logger.debug("ansible: %s - %s - %s" % (stdout, stderr, returncode))
files = self.get_json_filelist()
missing = list(set(self.machines) - set(files))
if missing:
logger.warning("Cannot scan machines {0} via ansible, missing json file in {1}".format(self.machines, Ansible.facts_dir))
success = []
fail = []
for fqdn in self.machines:
try:
Ansible.store_machine_info(fqdn)
success.append(fqdn)
except Exception:
logger.exception("Could not store ansible data of host %s", fqdn)
fail.append(fqdn)
logger.info("Successfully scanned via ansible: %s", success)
if fail:
logger.warning("Exceptions caught during scan for these hosts: %s", fail)
def get_json_filelist(self) -> list:
"""
Returns the list of machines for which json files have been
created via ansible scan (.json suffix removed)
"""
res_files = []
for subdir, dirs, files in os.walk(Ansible.data_dir):
for jfile in files:
if jfile.endswith(".json"):
res_files.append(jfile[:-len(".json")])
return res_files