
Cases exist where you can request a port to be created, in such a way where neutron has to defer assignment of addressing. In Neutron's world, it wants to map the host so it can be ensured that *correct* physical network is available and mapped to for the address range. Networking-baremetal helps backfill physical connection context so Neutron can make the appropriate address assignment. In order to ensure we do the right thing while also ensuring appropriate security around the state of the port and the bind, we need to go ahead and facilitate an *initial* context to neutron so address assignment can occur, but explicitly limits the provided information to a highly limited scope to prevent actual binding to a physical port. With the assignment of addresses, it becomes possible to begin to generate, or eventually *fix* network configuration metadata being provided to a baremetal node. In this *entire* process, we also identified you can create neutron ports with binding information "out of the gate" to be immediately bound. Thanks metalsmith! So the code pattern now checks the port, and unbinds the VIF before rebinding it. Related-Bug: #2106073 Change-Id: Ic53c626afe641ce63d71a7858e65df1fb250e3c0
17 lines
867 B
YAML
17 lines
867 B
YAML
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fixes:
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Fixes interface binding logic as it relates to Neutron VIF attachments,
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such that an initial neutron port update occurs to ensure Neutron performs
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any necessary address assignments, which will now result in the port
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entering an ``ACTIVE`` state. The state may change later on as the port
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is updated as part of any workflow actions with supplied port configuration
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information to allow ML2 plugins to finalize any port binding actions, when
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appropriate. The base bug which identified this issue is
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`bug 2106073 <https://bugs.launchpad.net/nova/+bug/2106073>`_, which will
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require additional work to completely fix.
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Related, this logic *also* detaches any previously bound VIF which might
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have been supplied to Ironic. To have done so in advance of attachment is
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erroneous, yet understandable behavior.
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