def __init__(self):
self._health_checker = DockerHealthChecker() \
if is_docker() \
else GenericHealthChecker()
class HealthCLI:
"""
Command line interface for generic Health-Checking.
"""
def __init__(self):
self._health_checker = DockerHealthChecker() \
if is_docker() \
else GenericHealthChecker()
def status(self):
"""
Global health status
example: `health_cli.py status` or just `health_cli.py`
"""
print('Health Summary')
# Check connection to the orchestrator
# This part is implemented in the checkin_cli.py - we'll just execute it
print('\nGateway <-> Controller connectivity')
checkin, error = subprocess.Popen(['checkin_cli.py'],
stdout=subprocess.PIPE).communicate()
print(str(checkin, 'utf-8'))
return str(self._health_checker.get_health_summary())
def magma_version(self):
"""
Get the installed magma version
"""
return str(self._health_checker.get_magma_version())
def kernel_version(self):
"""
Get kernel version of the VM
"""
return str(self._health_checker.get_kernel_version())
def internet_status(self, host):
"""
Checks if it's possible to connect to the specified host
examples:
`health_cli.py internet_status --host 8.8.8.8`
`health_cli.py internet_status --host google.com`
"""
return str(self._health_checker.ping_status(host))
def services_status(self):
"""
Get status summary for all the magma services
"""
return str(self._health_checker.get_magma_services_summary())
def restarts_status(self):
"""
How many times each services was restarting since the whole system start
"""
return str(self._health_checker.get_unexpected_restart_summary())
def error_status(self, service_names):
"""
How many errors have each service had since the last restart
examples:
`health_cli.py error_status --service_names mme,dnsd`
`health_cli.py error_status --service_names '[pipelined,mme]'`
"""
return '\n'.join(['{}:\t{}'.format(name, errors) for name, errors in
self._health_checker
.get_error_summary(service_names)
.items()
])