Revision bc8e4a1a lib/cmdlib.py
| b/lib/cmdlib.py | ||
|---|---|---|
| 1753 | 1753 |
"""Logical unit for querying nodes. |
| 1754 | 1754 |
|
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""" |
| 1756 |
_OP_REQP = ["output_fields", "names"] |
|
| 1756 |
_OP_REQP = ["output_fields", "names", "use_locking"]
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|
| 1757 | 1757 |
REQ_BGL = False |
| 1758 | 1758 |
_FIELDS_DYNAMIC = utils.FieldSet( |
| 1759 | 1759 |
"dtotal", "dfree", |
| ... | ... | |
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else: |
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self.wanted = locking.ALL_SET |
| 1787 | 1787 |
|
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self.do_locking = self._FIELDS_STATIC.NonMatching(self.op.output_fields) |
|
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self.do_node_query = self._FIELDS_STATIC.NonMatching(self.op.output_fields) |
|
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self.do_locking = self.do_node_query and self.op.use_locking |
|
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if self.do_locking: |
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# if we don't request only static fields, we need to lock the nodes |
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self.needed_locks[locking.LEVEL_NODE] = self.wanted |
| ... | ... | |
| 1820 | 1821 |
|
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# begin data gathering |
| 1822 | 1823 |
|
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if self.do_locking:
|
|
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if self.do_node_query:
|
|
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live_data = {}
|
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node_data = self.rpc.call_node_info(nodenames, self.cfg.GetVGName(), |
| 1826 | 1827 |
self.cfg.GetHypervisorType()) |
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