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7e43317e37
* core: account for linux systems with no reservable cores * cl: add cl * core: remove condition on reservable cores for legacy empty check
43 lines
1.4 KiB
Go
43 lines
1.4 KiB
Go
// Copyright (c) HashiCorp, Inc.
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// SPDX-License-Identifier: BUSL-1.1
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//go:build !linux
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package structs
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import (
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"github.com/hashicorp/nomad/client/lib/numalib"
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)
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// Compatibility will translate the LegacyNodeCpuResources into NodeProcessor
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// Resources, or the other way around as needed.
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//
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// This implementation is specific to non-linux operating systems where
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// there are no reservable cores.
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func (n *NodeResources) Compatibility() {
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// If resources are not set there is nothing to do.
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if n == nil {
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return
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}
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// Copy values from n.Processors to n.Cpu for compatibility
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//
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// COMPAT: added in Nomad 1.7; can be removed in 1.9+
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if n.Processors.Topology == nil && !n.Cpu.empty() {
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// When we receive a node update from a pre-1.7 client it contains only
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// the LegacyNodeCpuResources field, and so we synthesize a pseudo
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// NodeProcessorResources field
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n.Processors.Topology = topologyFromLegacy(n.Cpu)
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} else if !n.Processors.empty() {
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// When we receive a node update from a 1.7+ client it contains a
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// NodeProcessorResources field, and we populate the LegacyNodeCpuResources
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// field using that information.
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n.Cpu.CpuShares = int64(n.Processors.TotalCompute())
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n.Cpu.TotalCpuCores = uint16(n.Processors.Topology.UsableCores().Size())
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}
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}
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func topologyFromLegacy(old LegacyNodeCpuResources) *numalib.Topology {
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return topologyFromLegacyGeneric(old)
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}
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