def main(self, argv):
options = [
'--cluster',
'--ssh-config',
'--inventory',
'--config',
]
parser = Transport(argv,
options=options,
check_help=False,
check_version=False)
parser.parse_args()
self.config_path = parser.get('--config', configuration.location())
# load medic configuration
loaded_config = configuration.load(
path=parser.get('--config', self.config_path))
# this is the earliest we can have enough config to setup logging
log.setup(loaded_config)
# update the module-wide configuration object
ceph_medic.config.update(configuration.get_overrides(loaded_config))
# SSH config
ceph_medic.config['ssh_config'] = parser.get('--ssh-config')
if ceph_medic.config['ssh_config']:
ssh_config_path = ceph_medic.config['ssh_config']
if not os.path.exists(ssh_config_path):
terminal.error("the given ssh config path does not exist: %s" %
ssh_config_path)
sys.exit()
ceph_medic.config['cluster_name'] = parser.get('--cluster')
ceph_medic.metadata['cluster_name'] = 'ceph'
# Hosts file
self.hosts_file = parser.get('--inventory',
configuration.get_host_file())
# find the hosts files, by the CLI first, fallback to the configuration
# file, and lastly if none of those are found or defined, try to load
# from well known locations (cwd, and /etc/ansible/)
loaded_hosts = configuration.load_hosts(
parser.get('--inventory',
ceph_medic.config.get('--inventory', self.hosts_file)))
ceph_medic.config['nodes'] = loaded_hosts.nodes
ceph_medic.config['hosts_file'] = loaded_hosts.filename
self.hosts_file = loaded_hosts.filename
parser.catch_version = ceph_medic.__version__
parser.mapper = self.mapper
parser.catch_help = self.help(parser.subhelp())
if len(argv) <= 1:
return parser.print_help()
ceph_medic.config['config_path'] = self.config_path
parser.dispatch()
parser.catches_help()
parser.catches_version()
def basic_containers(deployment_type):
base_inventory = {
'rgws': [],
'mgrs': [],
'mdss': [],
'clients': [],
'osds': [],
'mons': []
}
label_map = {
'OSD': 'osds',
'OSD_CEPH_VOLUME_ACTIVATE': 'osds',
'MON': 'mons',
'MGR': 'mgrs',
'MDS': 'mdss',
'RGW': 'rgws',
}
metal_hosts = set()
for nodes in config.nodes.values():
for node in nodes:
metal_hosts.add(node['host'])
for host in metal_hosts:
logger.debug("listing containers for host %s", host)
cmd = [
deployment_type, 'container', 'ls', '--format', 'json',
'--no-trunc'
]
conn = ceph_medic.connection.get_connection(host,
deployment_type='ssh')
out, err, code = process.check(conn, cmd)
if code:
terminal.error("Unable to list containers on host %s" % host)
continue
container_list = json.loads(''.join(out))
if not container_list:
terminal.warning("Host %s had no containers" % host)
continue
for container in container_list:
cmd = [deployment_type, 'container', 'inspect', container['Names']]
out, err, code = process.check(conn, cmd)
if code:
terminal.error("Unable to inspect container %s on host %s" %
(container['Names'], host))
continue
detail = json.loads(''.join(out))[0]
env = dict([s.split('=', 1) for s in detail['Config']['Env']])
if 'CEPH_DAEMON' not in env:
continue
if env.get('CLUSTER') != config.cluster_name:
continue
role = env['CEPH_DAEMON']
if role not in label_map:
continue
base_inventory[label_map[role]].append({
'host': host,
'container': detail['Name'],
'group': None
})
return base_inventory
def load_hosts(_path=None):
"""
Very similar to a plain configuration load, but do not fail if a hosts file
is not loaded. Try the hardest to load one, and return an empty dictionary
if nothing is found.
"""
if _path and not os.path.exists(_path):
terminal.error("the given inventory path does not exist: %s" % _path)
sys.exit()
_path = _path or get_host_file()
return AnsibleInventoryParser(_path)
def load(path=None, file=None):
parser = Conf()
try:
if file:
parser._read_file(file)
elif path and os.path.exists(path):
parser.read(path)
else:
parser.read(location())
return parser
except configparser.ParsingError as error:
terminal.error('Unable to read configuration file')
terminal.error(str(error))
logger.exception('Unable to parse INI-style file')
def get_mon_report(conn):
command = [
'ceph',
'--cluster=%s' % ceph_medic.metadata['cluster_name'], 'report'
]
out, err, code = remoto.process.check(conn, command)
if code > 0:
terminal.error(
'failed to connect to the cluster to fetch a report from the monitor'
)
terminal.error('command: %s' % ' '.join(command))
for line in err:
terminal.error(line)
raise RuntimeError()
try:
return json.loads(b''.join(out).decode('utf-8'))
except ValueError:
return {}
def main(self, argv):
options = [
'--cluster',
'--ssh-config',
'--inventory',
'--config',
'--verbosity',
]
parser = Transport(argv,
options=options,
check_help=False,
check_version=False)
parser.parse_args()
self.config_path = parser.get('--config', configuration.location())
# load medic configuration
loaded_config = configuration.load(
path=parser.get('--config', self.config_path))
# this is the earliest we can have enough config to setup logging
log.setup(loaded_config)
ceph_medic.config.file = loaded_config
global_options = dict(ceph_medic.config.file._sections['global'])
# SSH config
ceph_medic.config.ssh_config = parser.get(
'--ssh-config', global_options.get('--ssh-config'))
if ceph_medic.config.ssh_config:
ssh_config_path = ceph_medic.config.ssh_config
if not os.path.exists(ssh_config_path):
terminal.error("the given ssh config path does not exist: %s" %
ssh_config_path)
sys.exit()
ceph_medic.config.cluster_name = parser.get('--cluster', 'ceph')
ceph_medic.metadata['cluster_name'] = 'ceph'
# Deployment Type
deployment_type = ceph_medic.config.file.get_safe(
'global', 'deployment_type', 'baremetal')
if deployment_type in ['kubernetes', 'openshift', 'k8s', 'oc']:
pod_hosts = hosts.container_platform(deployment_type)
ceph_medic.config.nodes = pod_hosts
ceph_medic.config.hosts_file = ':memory:'
self.hosts_file = ':memory:'
else:
# Hosts file
self.hosts_file = parser.get('--inventory',
configuration.get_host_file())
# find the hosts files, by the CLI first, fallback to the configuration
# file, and lastly if none of those are found or defined, try to load
# from well known locations (cwd, and /etc/ansible/)
loaded_hosts = configuration.load_hosts(
parser.get('--inventory',
global_options.get('--inventory', self.hosts_file)))
ceph_medic.config.nodes = loaded_hosts.nodes
ceph_medic.config.hosts_file = loaded_hosts.filename
self.hosts_file = loaded_hosts.filename
parser.catch_version = ceph_medic.__version__
parser.mapper = self.mapper
parser.catch_help = self.help(parser.subhelp())
if len(argv) <= 1:
return parser.print_help()
ceph_medic.config.config_path = self.config_path
parser.dispatch()
parser.catches_help()
parser.catches_version()
# Verbosity
verbosity = parser.get('--verbosity', 'debug')
ceph_medic.config.verbosity = verbosity.lowercase()
def container_platform(platform='openshift'):
"""
Connect to a container platform (kubernetes or openshift), retrieve all the
available pods that match the namespace (defaults to 'rook-ceph'), and
return a dictionary including them, regardless of state.
"""
local_conn = connection.get('local')()
options = _platform_options(platform)
context = options.get('context')
namespace = options.get('namespace')
executable = 'oc' if platform == 'openshift' else 'kubectl'
if context:
cmd = [executable, '--context', context]
else:
cmd = [executable]
cmd.extend(['--request-timeout=5', 'get', '-n', namespace, 'pods', '-o', 'json'])
try:
out, err, code = process.check(local_conn, cmd)
except RuntimeError:
out = "{}"
terminal.error('Unable to retrieve the pods using command: %s' % ' '.join(cmd))
else:
if code:
output = out + err
for line in output:
terminal.error(line)
try:
pods = json.loads(''.join(out))
except Exception:
# Python3 has JSONDecodeError which doesn't exist in Python2
# Python2 just raises ValueError
stdout = ''.join(out)
stderr = ''.join(err)
logger.exception('Invalid JSON from stdout')
terminal.error('Unable to load JSON from stdout')
if stdout:
logger.error('stdout: %s', stdout)
terminal.error('stdout: %s' % stdout)
if stderr:
logger.error('stderr: %s', stderr)
terminal.error('stderr: %s' % stderr)
raise SystemExit(1)
base_inventory = {
'rgws': [], 'mgrs': [], 'mdss': [], 'clients': [], 'osds': [], 'mons': []
}
label_map = {
'rook-ceph-mgr': 'mgrs',
'rook-ceph-mon': 'mons',
'rook-ceph-osd': 'osds',
'rook-ceph-mds': 'mdss',
'rook-ceph-rgw': 'rgws',
'rook-ceph-client': 'clients',
}
for item in pods.get('items', {}):
label_name = item['metadata'].get('labels', {}).get('app')
if not label_name:
continue
if label_name in label_map:
inventory_key = label_map[label_name]
base_inventory[inventory_key].append(
{'host': item['metadata']['name'], 'group': None}
)
for key, value in dict(base_inventory).items():
if not value:
base_inventory.pop(key)
return base_inventory
