from ganeti import objects
from ganeti import utils
from ganeti import errors
-
-
-def _DiagnoseOSValid(obj):
- """Verify whether an OS diagnose object represents a valid OS
-
- Args:
- obj: an diagnostic object as returned by OpDiagnoseOS
-
- Returns:
- bool: OS validity status
- """
-
- if isinstance(obj, objects.OS):
- return True
- elif isinstance(obj, errors.InvalidOS):
- return False
- else:
- raise errors.ProgrammerError('unknown OS diagnose type')
-
-
-def _DiagnoseOSName(obj):
- """Generate a status message for an OS diagnose object.
-
- Args:
- obj: an diagnostic object as returned by OpDiagnoseOS
-
- Returns:
- string: the name of the OS in question
- """
-
- if _DiagnoseOSValid(obj):
- return obj.name
- else:
- return obj.args[0]
-
-
-def _DiagnoseOSStatus(obj):
- """Generate a status message for an OS diagnose object.
-
- Args:
- obj: an diagnostic object as returned by OpDiagnoseOS
-
- Returns:
- string: a description of the OS status
- """
-
- if _DiagnoseOSValid(obj):
- return "valid (path: %s)" % obj.path
- else:
- return "%s (path: %s)" % (obj.args[2], obj.args[1])
-
-
-def _DiagnoseByOS(rlist):
- """Remap an OpDiagnoseOS() return list into an a per-os per-node dictionary
-
- Args:
- rlist: a map with nodes as keys and diagnoseobjects as values
-
- Returns:
- map: a map with osnames as keys and as value another map, with nodes as
- keys and diagnoseobjects as values
- e.g. {"debian-etch": {"node1": <object>, "node2": <object>}}
- """
-
- all_os = {}
- for node_name, nr in rlist.iteritems():
- if not nr:
- continue
- for obj in nr:
- os_name = _DiagnoseOSName(obj)
- if os_name not in all_os:
- all_os[os_name] = {}
- if node_name not in all_os[os_name]:
- all_os[os_name][node_name] = []
- all_os[os_name][node_name].append(obj)
-
- return all_os
+from ganeti import constants
def ListOS(opts, args):
"""List the OSes existing on this node.
"""
- op = opcodes.OpDiagnoseOS()
+ op = opcodes.OpDiagnoseOS(output_fields=["name", "valid"], names=[])
result = SubmitOpCode(op)
if not result:
logger.ToStdout("Can't get the OS list")
return 1
- node_data = result
- num_nodes = len(node_data)
- all_os = _DiagnoseByOS(node_data)
-
- valid_os = []
- for os_name, os_node_data in all_os.iteritems():
- if len(os_node_data) != num_nodes:
- continue
- valid = True
- for l in os_node_data.values():
- if not _DiagnoseOSValid(l[0]):
- valid = False
- break
- if valid:
- valid_os.append(os_name)
-
if not opts.no_headers:
headers = {"name": "Name"}
else:
headers = None
data = GenerateTable(separator=None, headers=headers, fields=["name"],
- data=[[os] for os in valid_os])
+ data=[[row[0]] for row in result if row[1]])
for line in data:
logger.ToStdout(line)
"""Analyse all OSes on this cluster.
"""
- op = opcodes.OpDiagnoseOS()
+ op = opcodes.OpDiagnoseOS(output_fields=["name", "valid", "node_status"],
+ names=[])
result = SubmitOpCode(op)
if not result:
logger.ToStdout("Can't get the OS list")
return 1
- node_data = result
- all_os = _DiagnoseByOS(node_data)
-
- format = "%-*s %-*s %s"
-
- max_name = len('Name')
- if all_os:
- max_name = max(max_name, max([len(name) for name in all_os]))
-
- max_node = len('Status/Node')
- max_node = max(max_node, max([len(name) for name in node_data]))
-
- logger.ToStdout(format % (max_name, 'Name', max_node, 'Status/Node',
- 'Details'))
-
has_bad = False
- for os_name in all_os:
+ for os_name, os_valid, node_data in result:
nodes_valid = {}
nodes_bad = {}
- for node_name in node_data:
- if node_name in all_os[os_name]:
- first_os = all_os[os_name][node_name].pop(0)
- first_os_status = _DiagnoseOSStatus(first_os)
- if _DiagnoseOSValid(first_os):
- nodes_valid[node_name] = first_os_status
+ nodes_hidden = {}
+ for node_name, node_info in node_data.iteritems():
+ nodes_hidden[node_name] = []
+ if node_info: # at least one entry in the per-node list
+ first_os_status, first_os_path = node_info.pop(0)
+ first_os_msg = ("%s (path: %s)" %
+ (first_os_status, first_os_path))
+ if first_os_status == constants.OS_VALID_STATUS:
+ nodes_valid[node_name] = first_os_msg
else:
- nodes_bad[node_name] = first_os_status
+ nodes_bad[node_name] = first_os_msg
+ for hstatus, hpath in node_info:
+ nodes_hidden[node_name].append(" [hidden] path: %s, status: %s" %
+ (hpath, hstatus))
else:
nodes_bad[node_name] = "OS not found"
status = "partial valid"
has_bad = True
- def _OutputNodeHiddenOSStatus(dobj_list):
- for dobj in dobj_list:
- logger.ToStdout(format % (max_name, "", max_node, "",
- "[hidden] %s" %
- _DiagnoseOSStatus(dobj)))
-
- def _OutputPerNodeOSStatus(status_map):
- map_k = utils.NiceSort(status_map.keys())
+ def _OutputPerNodeOSStatus(msg_map):
+ map_k = utils.NiceSort(msg_map.keys())
for node_name in map_k:
- logger.ToStdout(format % (max_name, "", max_node,
- node_name, status_map[node_name]))
- if node_name in all_os[os_name]:
- _OutputNodeHiddenOSStatus(all_os[os_name][node_name])
+ logger.ToStdout(" Node: %s, status: %s" %
+ (node_name, msg_map[node_name]))
+ for msg in nodes_hidden[node_name]:
+ logger.ToStdout(msg)
- logger.ToStdout(format % (max_name, os_name, max_node, status, ""))
+ logger.ToStdout("OS: %s [global status: %s]" % (os_name, status))
_OutputPerNodeOSStatus(nodes_valid)
_OutputPerNodeOSStatus(nodes_bad)
+ logger.ToStdout("")
return int(has_bad)
projects / ganeti-local / blobdiff