Revision 216fe2f3 scripts/gnt-os
| b/scripts/gnt-os | ||
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| 29 | 29 |
from ganeti import utils |
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from ganeti import errors |
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def _GetAllOS(rlist): |
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"""Remap an OpDiagnoseOS() return list into an a per-os per-node dictionary |
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Args: |
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rlist: a map with nodes as keys and diagnoseobjects as values |
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Returns: |
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map: a map with osnames as keys and as value another map, with nodes as |
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keys and diagnoseobjects as values |
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e.g. {"debian-etch": {"node1": <object>, "node2": <object>}}
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""" |
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all_os = {}
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for node_name, nr in rlist.iteritems(): |
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if not nr: |
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continue |
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for obj in nr: |
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if _DiagnoseOSValid(obj): |
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os_name = obj.name |
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else: |
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os_name = obj.args[0] |
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if os_name not in all_os: |
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all_os[os_name] = {}
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if node_name not in all_os[os_name]: |
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all_os[os_name][node_name] = [] |
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all_os[os_name][node_name].append(obj) |
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return all_os |
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def ListOS(opts, args): |
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"""List the OSes existing on this node. |
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|
| ... | ... | |
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logger.ToStdout("Can't get the OS list")
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return 1 |
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# filter non-valid OS-es |
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oses = {}
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for node_name in result: |
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oses[node_name] = [obj for obj in result[node_name] |
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if isinstance(obj, objects.OS)] |
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# Get intersection of all OSes |
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fnode = oses.keys()[0] |
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os_set = set([os_inst.name for os_inst in oses[fnode]]) |
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del oses[fnode] |
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for node in oses: |
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os_set &= set([os_inst.name for os_inst in oses[node]]) |
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node_data = result |
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num_nodes = len(node_data) |
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all_os = _GetAllOS(node_data) |
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valid_os = [] |
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for os_name, os_node_data in all_os.iteritems(): |
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if len(os_node_data) != num_nodes: |
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continue |
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valid = True |
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for l in os_node_data.values(): |
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if not _DiagnoseOSValid(l[0]): |
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valid = False |
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break |
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if valid: |
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valid_os.append(os_name) |
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if not opts.no_headers: |
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headers = {"name": "Name"}
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| ... | ... | |
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headers = None |
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data = GenerateTable(separator=None, headers=headers, fields=["name"], |
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data=[[os] for os in os_set])
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data=[[os] for os in valid_os])
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for line in data: |
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logger.ToStdout(line) |
| ... | ... | |
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logger.ToStdout("Can't get the OS list")
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return 1 |
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format = "%-*s %-*s %s" |
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node_data = result |
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all_os = {}
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for node_name in node_data: |
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nr = node_data[node_name] |
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if nr: |
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for obj in nr: |
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if isinstance(obj, objects.OS): |
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os_name = obj.name |
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else: |
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os_name = obj.args[0] |
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if os_name not in all_os: |
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all_os[os_name] = {}
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if node_name not in all_os[os_name]: |
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all_os[os_name][node_name] = [] |
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all_os[os_name][node_name].append(obj) |
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all_os = _GetAllOS(node_data) |
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format = "%-*s %-*s %s" |
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max_name = len('Name')
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if all_os: |
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