ืขืืืขืืข ืึทืคึผืืึทืงืืืฉืึทื ื ืืืื ืืึทืจืคึฟื ืฆื ืงืจืึธื ืืึทืื, ืึธืืขืจ ืืื ืืขื ืขื ืืึทื ืฅ ืืึทืงืืืขื ืืื ืื ืคืึทืงื ืึทื ืื ืืึทืื ืืืขื ื ืืฉื ืืืื ืืขืจืืืขืืืขื ื ืึธื ืจืืกืืึทืจื.
ืคึฟืึทืจ ืืืึทืฉืคึผืื, ืงืึทืืฉืื ื ืืึทืืื ืื ืืก ืืขื ืขื ืืืืืืขื ืืืจื ืืึทืจืึทื, ืึธืืขืจ ืงืขื ืขื ืืืื ืืึทื ืืึทืื ืืืึธืก ืืื ืจืึทืจืขืื ืืขื ืืฆื ืฆื ืกืืึธืจืืืืฉ ืืืึธืก ืืื ืกืืึธืืขืจ ืืื ืืึทืจืึทื, ืืื ืงืืืื ืคึผืจืึทื ืืืืฃ ืื ืงืืืืขืืืืง ืคืึธืจืฉืืขืืื ื. ืื ืืขืจืข ืึทืคึผืืึทืงืืืฉืึทื ื ืืึทืจืคึฟื ืฆื ืืืื ืึทืืืขืจ ืึทื ืขืก ืงืขื ืืืื ืขืืืขืืข ืืืืขื ืขื-ืืืืื ืึทืจืืึทื ืฉืจืืึทื ืืื ืื ืืขืงืขืก, ืึทืืึท ืืื ืกืขืืืื ืืก ืึธืืขืจ ืกืื ืฉืืืกืืขื.
ืงืืืขืจื ืขืืขืก ืืื ืฉืืื ืขืืืขืืข ืืืืคึผืก , ืึธืืขืจ ืืืืขืจ ืคืึทื ืืงืฉืึทื ืึทืืืื ืืื ืืืืืืขื ืฆื ืืืึธืก ืืื ืืืคึผืืึทืืขื ืึทื ืืื ืื K8s.
ืขืคืขืืขืจืึทื ืืขืจืืืืื Kubernetes ืฆื ืืืื ืขืงืกืืขื ืืขื ืืื CSI ืืจืืืืขืจืก ืฆื ืฆืืฉืืขืื ืฉืืืฆื ืคึฟืึทืจ ืืืืืืืืื ืืืืข ืืืึทืืืืื. ืืื ืืขื ืืืขื ืขืก ืืื ืืขืืืขื ืฆื ื ืืฆื : ืกืขืืืื ืืก, ืกืืงืจืืฅ, ืืขืืืืืืึทืฆืืข ืืึทืื, ืืืขืจืืึทืืึทืื, ืืื ืึทืืื ืืืืฃ. CSI ืืจืืืืขืจืก ืืืื ืืืื ืืึทืืึทืคืืื ืฆื ืฉืืืฆื ืืขื Kubernetes ืฉืืจืื, ืืืืึทื ืขืก ืืื ืื ืืขื ืืืขื ืึทื ืจืขืืืืขืจ ืกืืึทื ืืขืจืืืืื ืืจืืืืขืจืก ืืืขื ื ืืฉื ืึทืจืืขืื - ืึธืืขืจ ืขืก ืืื ืื ืืขื ืืืขื ืึทื ืึทืืึท ืืืึทืืืืื ืงืขื ืขื ืืืื ืืขืืืืื ื ืืืืฃ ืงืืื ื ืึธืืข ืืืืกืืขืงืืืื ืคึฟืึทืจ ืื ืคึผืึธื.
ืืึธืก ืงืขื ืืืื ืึท ืคึผืจืึธืืืขื ืคึฟืึทืจ ืืืึทืืืืื ืืืึธืก ืคืึทืจื ืืฆื ืืึทืืืืืืง ืืึทืืขืืึธืก ืจืขืกืืจืกื ืึธืืขืจ ืกืืึธืจืืืืฉ ืืืึธืก ืืื ืืืืื ืื ืืืฆื ืืืืฃ ืขืืืขืืข ืืื ืืช. ืึทื ืก ืืืึธืก Kubernetes 1.19 ืื ืืจืึทืืืกืื ืฆืืืื ื ืืึท ืึทืืฃ ืืขืกืืื ื ืืึทื ื ืคึฟืขืึดืงืืืื ืืืึธืก ืืขื ืขื ืงืึทื ืกืขืคึผืืฉืืึทืื ืขื ืืขื ืฆื EmptyDir ืืืึทืืืืื:
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ืืคืขืืขืจืึทื ืืืึทืืืืื ืคืื ืึทืืืขืืืื ืฆืื;
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CSI ืกืืึธืจืืืืฉ ืงืึทืคึผืึทืฆืืืขื ืืจืึทืงืื ื.
ืึทืืืืึทื ืืึทืืขืก ืคืื ืื ื ืืึทืข ืฆืืืึทื ื:
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ืกืืึธืจืืืืฉ ืงืขื ืขื ืืืื ืืืืข ืึธืืขืจ ืงืึธื ื ืขืงืืขื ืืืจื ืึท ื ืขืฅ;
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ืืืึทืืืืื ืงืขื ืขื ืืึธืื ืึท ืกืคึผืขืกืืคืืขื ืืจืืืก ืืืึธืก ืงืขื ืขื ื ืื ืืืื ืืงืกืืืื ืืืจื ืื ืึทืคึผืืึทืงืืืฉืึทื;
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ืึทืจืืขื ืืื ืงืืื CSI ืืจืืืืขืจืก ืืืึธืก ืฉืืืฆื ืคึผืจืึทืืืืืฉืึทื ื ืคืื ืคึผืขืจืกืืกืืขื ื ืืืึทืืืืื ืืื (ืฆื ืฉืืืฆื ืงืึทืคึผืึทืฆืืืขื ืืจืึทืงืื ื) ืื ืกืืจืืืขื ื ืื ืจืืคื
GetCapacity; -
ืืืึทืืืืื ืงืขื ืืึธืื ืขืืืขืืข ืขืจืฉื ืืึทืื ืืืคึผืขื ืืื ื ืืืืฃ ืื ืฉืึธืคืขืจ ืืื ืกืขืืืื ืืก;
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ืึทืืข ื ืึธืจืืึทื ืึทืคึผืขืจืืืฉืึทื ื ืืื ืึท ืืึทื ื (ืฉืืคื ืึท ืืึธืืขื ืืืืื, ืจืขืกืืืื ื, ืืื"ื ื) ืืขื ืขื ืืขืฉืืืฆื;
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ืืืึทืืืืื ืงืขื ืขื ืืืื ืืขืืืืื ื ืืื ืงืืื ืึทืคึผืืึทืงืืืฉืึทื ืงืึทื ืืจืึธืืืขืจ ืืืึธืก ืึทืงืกืขืคึผืฅ ืึท ืืึธืืืืข ืึธืืขืจ ืืึทื ื ืืึทืฉืจืืึทืืื ื;
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ืื Kubernetes ืกืงืขืืืฉืืืขืจ ืกืึทืืขืงืฅ ืคึผืึทืกืืง ื ืึธืืื ืืืืฃ ืืื, ืึทืืื ืขืก ืืื ื ืื ืืขืจ ื ืืืืืง ืฆื ืฆืืฉืืขืื ืืื ืงืึทื ืคืืืืขืจ ืกืงืขืืืฉืืืขืจ ืืงืกืืขื ืฉืึทื ื ืึธืืขืจ ืืึธืืืคืืฆืืจื ืืืขืืืึธืึธืงืก.
ืึทืคึผืคึผืืืงืึทืืืึธื ืึธืคึผืฆืืขืก
ืืขืจืืืขืจ, ืืคืขืืขืจืึทื ืืืึทืืืืื ืคึฟืึทืจ ืึทืืืขืืืื ืฆืื ืืขื ืขื ืคึผืึทืกืืง ืคึฟืึทืจ ืื ืคืืืืขื ืืข ืงืึทืกืขืก:
ืคึผืขืจืกืืกืืขื ื ืืึผืจืื ืืื ืึท ืคืึทืจืืืึทื ืคึฟืึทืจ ืืึทืจืึทื ืคึฟืึทืจ ืืขืืงืึทืืฉืขื
ืืขืฆืืข ืจืืืืกืื ืคืื ืืขืืงืึทืืฉืขื ื ืืฆื ืคึผืขืจืกืืกืืขื ื ืืึผืจืื (ืื ืืขื ืึธืคึผืืึทื ืข, ืืื"ื ื, ืึทืคึผืคึผืจืึธืงืก. ืืืืขืจืืขืฆืขืจ) ืึทื ืฉืืึธื ืคืื ืจืขืืืืขืจ ืืึทืจืึทื. ืืืขื ืืืคึผืืืืื ื ืืขืืงืึทืืฉืขื ืืืจื ืึท ืึทืคึผืืึทืงืืืฉืึทื ืงืึธื ืืจืึธืืืขืจ, ืืืจ ืงืขื ืขื ื ืืฆื ืืคืขืืขืจืึทื ืืืึทืืืืื ืคืื ืึทืืืขืืืื ืฆืื ืฆื ืืขืื ืึทื ืึท ืืึทื ื ืคืื ืึท ืืขืืขืื ืืจืืืก ืืึธื ืืืื ืึทืืึทืงืืืืื ืคึฟืื PMEM ื ืืฆื ืื CSI ืฉืึธืคืขืจ, ืืืฉื .
LVM ืืืืข ืกืืึธืจืืืืฉ ืืื ืึท ืืืึธืจืงืกืคึผืึทืกืข
ืึทืคึผืคึผืืืงืึทืืืึธื ืก ืืืึธืก ืึทืจืืขื ืืื ืืึทืื ืืืึธืก ืืขื ืขื ืืจืขืกืขืจ ืืื ืืึทืจืึทื ืงืขื ืืึทืจืคื ืืืืข ืกืืึธืจืืืืฉ ืืื ืึท ืืจืืืก ืึธืืขืจ ืคืึธืจืฉืืขืืื ื ืืขืืจืืงืก ืืืึธืก ืจืขืืืืขืจ EmptyDir ืืืึทืืืืื ืคืื Kubernetes ืงืขื ืขื ื ืืฉื ืฆืืฉืืขืื. ืคึฟืึทืจ ืืืึทืฉืคึผืื, ืคึฟืึทืจ ืืขื ืฆืืืขืง ืขืก ืืื ืืขืฉืจืืื .
ืืืืขื ืขื ืืืืื ืึทืงืกืขืก ืคึฟืึทืจ ืืึทืื ืืืึทืืืืื
ืึทืืึทืงืืืฉืึทื ืคืื ืึท ืืึทื ื ืงืขื ืขื ืจืขืืืืืึทื ืืื ืืขืจ ืฉืึทืคืื ื ืคืื ืึท ืคืื ืืึทื ื ืืืขื:
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ืจืขืกืืขืจืืืฉืึทื ;
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ืฉืึทืคืื ื ;
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ืึทืจืืขื .
ืื ืืืึทืืืืื ืงืขื ืขื ืืืื ืืึธืื ืืขื ืืื ืืืืขื ืขื-ืืืืื ืืึธืืข.
ืืื ืขืก ืืืึธืจืงืก
ืึทืืืขืืืื ืข ืฆืื ืขืคืขืืขืจืึทื ืืืึทืืืืื
ื ืฉืืืกื ืฉืืจืื ืคืื ืืคืขืืขืจืึทื ืืืึทืืืืื ืคืื ืึทืืืขืืืื ืฆืื ืืื ืื ื ืืึทืข ืืึทื ื ืืงืืจ, EphemeralVolumeSource, ืืื ืึทืืข ืื ืคืขืืืขืจ ืฆื ืฉืึทืคึฟื ืึท ืืึทื ื ืืขืื (ืืืกืืึธืจืืงืื ืืขืจืืคื ืึท ืคึผืขืจืกืืกืืขื ื ืืึทื ื ืืขืื, ืคึผืืืง). ื ืืึท ืงืึธื ืืจืึธืืืขืจ ืืื kube-controller-manager ืงืืงื ืืืืฃ ืื ืคึผืึธืืก ืืืึธืก ืฉืึทืคึฟื ืึทืืึท ืึท ืืึทื ื ืืงืืจ, ืืื ืืขืืึธืื ืงืจืืืืฅ ืึท ืคึผืืืง ืคึฟืึทืจ ืื ืคึผืึธืืก. ืคึฟืึทืจ ืื CSI ืฉืึธืคืขืจ, ืืขื ืืงืฉื ืงืืงื ืื ืืขืืืข ืืื ืื ืื ืืขืจืข, ืึทืืื ืงืืื ืกืคึผืขืฆืืขื ืฉืืืฆื ืืื ืืืจืฃ ืืึธ.
ืืื ืืึทื ื ืืื ืึทืืึท ืคึผืืืงื ืขืงืกืืกืืืจื, ืืื ืงืขื ืขื ืืืื ืืขืืืืื ื ืืื ืงืืื ืื ืืขืจืข ืจืืงืืืขืก ืืืืฃ ืืขื ืืึทื ื. ืืื ืืึทืืื ืืขืจ, ืืื ืงืขื ืขื ืืืื ืจืขืคืขืจืขื ืกื ืืื ืึท ืืึทืื ืืงืืจ ืืืขื ืงืึทืคึผืืื ื ืึท ืืึทื ื ืึธืืขืจ ืฉืึทืคึฟื ืึท ืืึธืืขื ืืืืื ืคืื ืึท ืืึทื ื. ืื ืคึผืืืง ืืืืคืขืฅ ืืืื ืึผืืื ืื ืงืจืึทื ื ืฉืืึทื ืคืื ืื ืืึทื ื.
ืื ื ืขืืขื ืคืื ืืืืืึธืืึทืืืฉ ืืืฉืืคื ืคึผืืืงืก ืืขื ืขื ืคึผืจืขืืขืคืื ืขื: ืืื ืืขื ืขื ืึท ืงืึธืืืื ืึทืฆืืข ืคืื โโโโืื ืคึผืึธื ื ืึธืืขื ืืื ืื ืืึทื ื ื ืึธืืขื, ืืคืืขืฉืืืื ืืืจื ืึท ืืื ืข. ืคึผืจืขืืขืคืื ืขื ื ืขืืขื ืืึทืื ืขืก ืืจืื ืืขืจ ืฆื ืื ืืขืจืึทืงื ืืื ืื ืคึผืืืง ืืืืึทื ืืืจ ืืึธื ื ืื ืืึธืื ืฆื ืงืืงื ืคึฟืึทืจ ืขืก ืืืื ืืืจ ืืืืกื ืื ืคึผืึธื ื ืึธืืขื ืืื ืืึทื ื ื ืึธืืขื. ืื ืืึทืื ืกืืื ืืื ืึทื ืืขืจ ื ืึธืืขื ืงืขื ืฉืืื ืืืื ืืื ื ืืฆื, ืืืึธืก ืืื ืืืืขืงืืึทื ืืืจื Kubernetes ืืื ืืื ืึท ืจืขืืืืืึทื, ืื ืคึผืึธื ืืื ืืคืืขืฉืืขืื ืคืื ืกืืึทืจืืื ื.
ืฆื ืขื ืฉืืจ ืึทื ืืขืจ ืืึทื ื ืืื ืืืืกืืขืืขืงื ืฆืืืืืขื ืืื ืื ืคึผืึธื, ืื ืงืึธื ืืจืึธืืืขืจ ืืืื ืึท ืืงืฉื ืฆื ืืขื ืืึทื ื ืืื ืืขืจ ืื ืืึทืืืฆืขืจ. ืืืขื ืื ืคึผืึธื ืืื ืืืืกืืขืืขืงื, ืืขืจ ื ืึธืจืืึทื ืืืกื ืืึทืืืื ื ืืขืงืึทื ืืืึทื ืึทืจืืขื, ืืืึธืก ืืืืืฅ ืืืืืข ืื ืืขืื ืืื ืื ืืึทื ื.
ืจืืงืืืขืก ืืขื ืขื ืืึทืืฉื ืืืจื ืื ืกืืึธืจืืืืฉ ืฉืึธืคืขืจ ืืืจื ืื ื ืึธืจืืึทื ืืขืงืึทื ืืืึทื ืคืื ืื ืกืืึธืจืืืืฉ ืงืืึทืก. ืืึธืืฉ ืงืืืกื ืืื ืืึทืืืืง ืืื ืฉืคึผืขื ืืืื ืืื ื (ืึทืงืึท WaitForFirstConsumer) ืืขื ืขื ืืขืฉืืืฆื, ืคึฟืึทืจ ืืคืขืืขืจืึทื ืืืึทืืืืื ืขืก ืืื ืืื ืขื ืฆื ื ืืฆื WaitForFirstConsumer, ืืขืจ ืกืงืขืืืฉืืืขืจ ืงืขื ืขื ืืึทืืจืึทืืื ืืืืืข ื ืึธืืข ืืึทื ืืฅ ืืื ืกืืึธืจืืืืฉ ืึทืืืืืืึทืืืืึทืื ืืืขื ืกืึทืืขืงืืื ื ืึท ื ืึธืืข. ื ื ืืึทืข ืฉืืจืื ืืื ืืขืืืืื ืืึธ.
ืกืืึธืจืืืืฉ ืงืึทืคึผืึทืกืืื ืืจืึทืงืื ื
ืืืคึผืืงืึทืืื ืืขืจ ืกืงืขืืืฉืืืขืจ ืืื ืงืืื ืืืืกื ืคืื ืืื ืื CSI ืฉืึธืคืขืจ ืืืขื ืืึทืื ืืขื ืืึทื ื. ืขืก ืืื ืืืื ืงืืื ืืืขื ืคึฟืึทืจ ืื ืกืงืขืืืฉืืืขืจ ืฆื ืงืึธื ืืึทืงื ืื ืฉืึธืคืขืจ ืืืืึทื ืฆื ืืขืื ืืขื ืืื ืคึฟืึธืจืืึทืฆืืข. ืืขืจืืืขืจ, ืื ืกืงืขืืืฉืืืขืจ ืคึผืึธืืืก ื ืึธืืื ืืื ืขืก ืืขืคืื ื ืืืื ืขืจ ืืืืฃ ืืืึธืก ืืืึทืืืืื ืงืขื ืขื ืืืื ืึทืงืกืขืกื (ืฉืคึผืขื ืืืื ืืื ื) ืึธืืขืจ ืืึธืื ืื ืืจืืจื ืคืื ืึธืจื ืืขืืึทืืจืข ืฆื ืื ืฉืึธืคืขืจ (ืืืืื ืืืื ืืื ื).
ื ืืึท CSIStorageCapacity, ืืืึธืก ืืื ืืื ืื ืึทืืฃ ืืื ืข, ืึทืืึทืื ืื ื ืืืืืง ืืึทืื ืฆื ืืืื ืกืืึธืจื ืืื ืขืืง ืึทืืื ืึทื ืขืก ืืื ืืืจืขืืืืื ืคึฟืึทืจ ืื ืกืงืขืืืฉืืืขืจ. ื ืื ืขื ืืขื ืฉืืืฆื ืคึฟืึทืจ ืืคืขืืขืจืึทื ืืืึทืืืืื ืคืื ืึทืืืขืืืื ืฆืื, ืืืขื ืืืจ ืฆืขืืืืงืืขื ืืขื ืฉืึธืคืขืจ, ืืืจ ืืืื ืืขืื ืืจืึทืงืื ื ืกืืึธืจืืืืฉ ืงืึทืคึผืึทืฆืืืขื: external-provisioner ืืึธื ืึทืจืืืกืืขืื ืื ืงืึทืคึผืึทืฆืืืขื ืืื ืคึฟืึธืจืืึทืฆืืข ืืืงืืืขื ืคืื ืื ืฉืึธืคืขืจ ืืืจื ื ืึธืจืืึทื GetCapacity.
ืืืื ืืขืจ ืกืงืขืืืฉืืืขืจ ืืึทืจืฃ ืืืืกืงืืืึทืื ืึท ื ืึธืืข ืคึฟืึทืจ ืึท ืคึผืึธื ืืื ืึท ืึทื ืืึทืื ื ืืึทื ื ืืืึธืก ื ืืฆื ืฉืคึผืขื ืืืื ืืื ื, ืืื ืืขืจ ืฉืึธืคืขืจ ืขื ืืืืึทืื ืืขื ืฉืืจืื ืืขืฉืึทืก ืืืคึผืืืืืึทื ื ืืืจื ืืึทืฉืืขืืืงื ืื ืคืึธื CSIDriver.storageCapacity, ืืขืืึธืื ื ืึธืืื ืืืึธืก ืืึธื ื ืื ืืึธืื ืืขื ืื ืกืืึธืจืืืืฉ ืงืึทืคึผืึทืฆืืืขื ืืืขื ืืืื ืืืืืึธืืึทืืืฉ ืืืกืงืึทืจืืื. ืืึธืก ืึทืจืืขื ืคึฟืึทืจ ืืคืขืืขืจืึทื ืืืึทืืืืื ืืื ืคึผืขืจืกืืกืืขื ื ืืืึทืืืืื, ืึธืืขืจ ื ืืฉื ืคึฟืึทืจ ืืคืขืืขืจืึทื ืืืึทืืืืื ืคืื CSI ืืืืึทื ืืืืขืจ ืคึผืึทืจืึทืืขืืขืจืก ืงืขื ืขื ื ืื ืืืื ืืืืขื ืขื ืืืจื Kubernetes.
ืืื ืืขืืืืื ืืืขื, ืืืืื ืืื ืืงื ืืืึทืืืืื ืืขื ืขื ืืืฉืืคื ืืืืืขืจ ืคึผืึธืืก ืืขื ืขื ืกืงืขืืืฉืืื, ืืื ืืืืขืจ ืคึผืืืืกืืึทื ื ืืื ืืืืกืืขืจืืืืืื ืืืจื ืื ืกืืึธืจืืืืฉ ืฉืึธืคืขืจ, ืึทืืื ืืืขื ืงืึทื ืคืืืืขืจืื ื external-provisioner ืืืจื ืคืขืืืงืืึทื, ืกืืึธืจืืืืฉ ืงืืืกื ืืื ืืืืื ืืืื ืืื ื ืืขื ืขื ืกืงืืคึผื, ืืื ื ืื ืืึทืื ืืืขื ื ืืฉื ืืืื ืืขืืืืื ื ืกืืึท ืืื ืกืืึท.
ืืื ื ืื kubernetes ืกืงืขืืืฉืืืขืจ ืืื ืืขืฆืืืื ืืขื ืฆื ืึทืจืืขืื ืืื ืคึผืึทืืขื ืืฉืึทืื ืืืืก-ืคืื-ืืึทืืข ืืื ืคึฟืึธืจืืึทืฆืืข, ืขืก ืืื ืงืืื ืืึทืจืึทื ืืืจื ืึทื ืงืึทืคึผืึทืฆืืืขื ืืืขื ืืืื ืืืจืขืืืืื ืืื ืืขืืขืจ ืคืึทื ืืืขื ืืขืจ ืืึทื ื ืืื ืืืฉืืคื, ืึธืืขืจ ืื ืืืืขืจ ืึทื ืขืก ืืืขื ืืืื ืืืฉืืคื ืึธื ืจืืืจืืื ืืขื ืขื ื ืึธื ืืขืืืืงืกื.
ื ื ืืืจ ืงืขื ืขื ืืึทืงืืืขื ืืขืจ ืืืืืืื ืืื ืคึฟืึธืจืืึทืฆืืข, ืืื ืืขืฉืึธืืขื "ืคืืจ ืืืืฃ ืื ืงืึทืฅ ืฉืืืื", ืืื ืืื ืคืึทื ืคืื ืึท ืืึธืจ ืื ืืงืึทืืคึผืจืึทืืขื ืกืืืึทื ืกืืืืึทืฆืืข, ืืึทืงืืืขื ืงืืืึทืืึทืคืืื ืืขืื ืืฉ ืฉืืืฆื ืืืืฃ ืืื ืืื ืืขื ืกืืืืข ืงืึธืจืกืึทื - ืืืขื ืืืื ืืขืืืืื ืืืืฃ 28-30 ืกืขืคืืขืืืขืจ, ืืื ืคึฟืึทืจ ืืขืจ ืึทืืืึทื ืกืืจืืข ืกืคึผืขืฉืึทืืึทืกืฅ 14-16 ืืงืืืืขืจ.
ืืืืขืจืงืืึทื
CSIStorageCapacity
CSIStorageCapacity ืึทืืืืฉืขืงืฅ ืืืืื ืขื ืืื ื ืึธืืขื ืกืคึผืืืกืึทื ืืืขื ืจืึธืืืื ื ืืขืืขืจ CSI ืฉืึธืคืขืจ ืืื ืืืื ืืืืืขื ืข ื ืึธืืขื, ืขืก ืืื ืจืขืงืึทืืขื ืืื ืฆื ืืึทืืจืขื ืขืฆื RBAC ืจืขืื ืฆื ืื CSIStorageCapacity ืืื ืืขื ืคึผืืึทืฅ, ืืืืึทื ืขืก ืืื ืงืืึธืจ ืืื ืืขืจ ืืึธื ืคืื ืืื ืื ืืึทืื ืงืืืขื. Kubernetes ืืื ื ืืฉื ืืฉืขืง ืคึฟืึทืจ ืืขื ืกืืึท ืืื ืกืืึท, ืืื ืืืืฉืึทืืืึทืื ืืจืืืืขืจืก ืืขื ืขื ืฉืืขืื ืืื ืื ืืขืืืข ื ืึธืืขื ืคึผืืึทืฅ, ืึทืืื ืืขืกืึธืฃ ืื ืืจืืืืขืจืก ืืขื ืขื ืืขืจืืืึทืจื ืฆื ืึทืจืืขืื ืืื ื ืืฉื ืึทืจืืืกืืขืื ืคืึทืืฉ ืืึทืื (ืืื ืืึธืก ืืื ืืื ืืืื ืงืึธืจื ืืื ื ืื ืึทื ืืขืจืฉ, ืึทืคึผืคึผืจืึธืงืก. ืืืืขืจืืขืฆืขืจ ืืืืืจื ืืืืฃ ืึท ืืืจืืึทื ืืืืฅ)
ืึทืืืขืืืื ืข ืฆืื ืขืคืขืืขืจืึทื ืืืึทืืืืื
ืืืื ืืืืขืจื ืืึธืื ืจืขืื ืฆื ืฉืึทืคึฟื ืึท ืคึผืึธื (ืืืจืขืงื ืึธืืขืจ ืืื ืึทืฆืึทื), ืืื ืืืขืื ืืืื ืงืขื ืขื ืฆื ืฉืึทืคึฟื ืืคืขืืขืจืึทื ืืืึทืืืืื ืคึฟืึทืจ ืึทืืืขืืืื ืฆืื ืืคืืื ืืืื ืืื ืืึธื ื ืื ืืึธืื ืื ืจืขืื ืฆื ืฉืึทืคึฟื ืึท ืืงืฉื ืืืืฃ ืืขื ืืึทื ื. ืืึธืก ืืื ืืืืึทื RBAC ืืขืจืืืืืขื ืืฉ ืืฉืขืงืก ืืขื ืขื ืืขืืืขื ืื ืฆื ืื ืงืึธื ืืจืึธืืืขืจ ืืืึธืก ืงืจืืืืฅ ืื ืคึผืืืง, ื ืืฉื ืฆื ืืขืจ ืืึทื ืืฆืขืจ. ืืึธืก ืืื ืืขืจ ืืืืคึผื ืขื ืืขืจืื ื ืฆื ืืืืื , ืืืืืขืจ ืืขืื ืืขื ืฉืืจืื ืืืืฃ ืงืืึทืกืืขืจื ืืื ืึทื ืืจืึทืกืืื ื ืืฆืขืจืก ืืึธื ื ืืฉื ืืึธืื ืจืขืื ืฆื ืฉืึทืคึฟื ืืืึทืืืืื.
ืืืึทืฉืคึผืื
ืืึทืืื ืืขืจ PMEM-CSI ืึผืืื ืึทืืข ืื ื ืืืืืง ืขื ืืขืจืื ืืขื ืฆื ืืืืคื ืึท Kubernetes 1.19 ืงื ืืื ืืื QEMU ืืืืจืืืึทื ืืืฉืื ืขื ืืื ืึทืืข ืื ืคึฟืขืึดืงืืืื ืืื ืื ืึทืืฃ ืืื ืข. ืืขืจ ืฉืึธืคืขืจ ืงืึธื ืืื ื ืืฉื ืคืืจืขื ืืขืจื, ื ืึธืจ ืื ืืืคึผืืืืืึทื ื ืืื ืืขืืืื.
ืืืืฃ ืึท ืคึผืึทืกืืง ืืึทืฉืื (ืืื ืืงืก, ืึท ื ืึธืจืืึทื ืืึทื ืืฆืขืจ ืงืขื ืขื ื ืืฆื , ืงืืง ืืขืืึทืืืก) ืื ืงืึทืืึทื ืื ืืจืขื ืืขื ืึทืจืืืฃ ืื ืงื ืืื ืืื ืื ืกืืึทืืืจื ืื PMEM-CSI ืฉืึธืคืขืจ:
git clone --branch=kubernetes-1-19-blog-post https://github.com/intel/pmem-csi.git
cd pmem-csi
export TEST_KUBERNETES_VERSION=1.19 TEST_FEATURE_GATES=CSIStorageCapacity=true,GenericEphemeralVolume=true TEST_PMEM_REGISTRY=intel
make start && echo && test/setup-deployment.sh
ื ืึธื ืึทืืฅ ืึทืจืืขื, ืืขืจ ืจืขืืืืืึทื ืืืขื ืึทื ืืืึทืืื ืื ืกืืจืึทืงืฉืึทื ื ืคึฟืึทืจ ื ืืฆื:
The test cluster is ready. Log in with [...]/pmem-csi/_work/pmem-govm/ssh.0, run
kubectl once logged in. Alternatively, use kubectl directly with the
following env variable:
KUBECONFIG=[...]/pmem-csi/_work/pmem-govm/kube.config
secret/pmem-csi-registry-secrets created
secret/pmem-csi-node-secrets created
serviceaccount/pmem-csi-controller created
...
To try out the pmem-csi driver ephemeral volumes:
cat deploy/kubernetes-1.19/pmem-app-ephemeral.yaml |
[...]/pmem-csi/_work/pmem-govm/ssh.0 kubectl create -f -
CSIStorageCapacity ืึทืืืืฉืขืงืฅ ืืขื ืขื ื ืืฉื ืืขื ื ืฆื ืืืื ืืืืขื ืขื ืืืจื ืืืืึทื ื, ืึทืืื ืขืืืขืืข ืคึผืจืึทืกืขืกืื ื ืืื ืคืืจืืื ืื. Golang ืืืกืืขืจ ืคืืืืขืจืก ืืืขื ืืืืึทืื ืื ืกืืึธืจืืืืฉ ืงืืืกื, ืืขื ืืืึทืฉืคึผืื ืืืขื ืืืืึทืื ืื ื ืึธืืขื, ืืึทืคึผืึทืืึทืืืฉื ืืื ืงืึทืคึผืึทืฆืืืขื:
$ kubectl get
-o go-template='{{range .items}}{{if eq .storageClassName "pmem-csi-sc-late-binding"}}{{.metadata.name}} {{.nodeTopology.matchLabels}} {{.capacity}}
{{end}}{{end}}'
csistoragecapacities
csisc-2js6n map[pmem-csi.intel.com/node:pmem-csi-pmem-govm-worker2] 30716Mi
csisc-sqdnt map[pmem-csi.intel.com/node:pmem-csi-pmem-govm-worker1] 30716Mi
csisc-ws4bv map[pmem-csi.intel.com/node:pmem-csi-pmem-govm-worker3] 30716Mi
ื ืืืื ืืืืคืขืฅ ืืื ืื ืคืืืืขื ืืข ืืื ืืึทืื:
$ kubectl describe csistoragecapacities/csisc-6cw8j
Name: csisc-sqdnt
Namespace: default
Labels: <none>
Annotations: <none>
API Version: storage.k8s.io/v1alpha1
Capacity: 30716Mi
Kind: CSIStorageCapacity
Metadata:
Creation Timestamp: 2020-08-11T15:41:03Z
Generate Name: csisc-
Managed Fields:
...
Owner References:
API Version: apps/v1
Controller: true
Kind: StatefulSet
Name: pmem-csi-controller
UID: 590237f9-1eb4-4208-b37b-5f7eab4597d1
Resource Version: 2994
Self Link: /apis/storage.k8s.io/v1alpha1/namespaces/default/csistoragecapacities/csisc-sqdnt
UID: da36215b-3b9d-404a-a4c7-3f1c3502ab13
Node Topology:
Match Labels:
pmem-csi.intel.com/node: pmem-csi-pmem-govm-worker1
Storage Class Name: pmem-csi-sc-late-binding
Events: <none>
ืืึธืืืจ ืคึผืจืืืืจื ืฆื ืฉืึทืคึฟื ืึท ืืขืืึธ ืึทืคึผืืึทืงืืืฉืึทื ืืื ืึท ืืคืขืืขืจืึทื ืืึทื ื ืคืื ืืืื ืืขื ืขืจืึทื ืฆืื. ืืขืงืข ืืื ืืึทืื pmem-app-ephemeral.yaml:
# This example Pod definition demonstrates
# how to use generic ephemeral inline volumes
# with a PMEM-CSI storage class.
kind: Pod
apiVersion: v1
metadata:
name: my-csi-app-inline-volume
spec:
containers:
- name: my-frontend
image: intel/pmem-csi-driver-test:v0.7.14
command: [ "sleep", "100000" ]
volumeMounts:
- mountPath: "/data"
name: my-csi-volume
volumes:
- name: my-csi-volume
ephemeral:
volumeClaimTemplate:
spec:
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 4Gi
storageClassName: pmem-csi-sc-late-binding
ื ืึธื ืงืจืืืืืื ื, ืืื ืืขืืืืื ืืื ืื ืื ืกืืจืึทืงืฉืึทื ื ืืืืื, ืืืจ ืืืฆื ืืึธืื ืึทื ื ืึธื ืคึผืึธื ืืื ืคึผืืืง:
$ kubectl get pods/my-csi-app-inline-volume -o wide
NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
my-csi-app-inline-volume 1/1 Running 0 6m58s 10.36.0.2 pmem-csi-pmem-govm-worker1 <none> <none>
$ kubectl get pvc/my-csi-app-inline-volume-my-csi-volume
NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE
my-csi-app-inline-volume-my-csi-volume Bound pvc-c11eb7ab-a4fa-46fe-b515-b366be908823 4Gi RWO pmem-csi-sc-late-binding 9m21s
ืคึผืืืง ืืึทืืืฆืขืจ - ืืื ืืขืจ:
$ kubectl get -o yaml pvc/my-csi-app-inline-volume-my-csi-volume
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
annotations:
pv.kubernetes.io/bind-completed: "yes"
pv.kubernetes.io/bound-by-controller: "yes"
volume.beta.kubernetes.io/storage-provisioner: pmem-csi.intel.com
volume.kubernetes.io/selected-node: pmem-csi-pmem-govm-worker1
creationTimestamp: "2020-08-11T15:44:57Z"
finalizers:
- kubernetes.io/pvc-protection
managedFields:
...
name: my-csi-app-inline-volume-my-csi-volume
namespace: default
ownerReferences:
- apiVersion: v1
blockOwnerDeletion: true
controller: true
kind: Pod
name: my-csi-app-inline-volume
uid: 75c925bf-ca8e-441a-ac67-f190b7a2265f
...
ืืขืจืืืึทืจื ืืขืจืืืึทื ืืืงื ืืื ืคึฟืึธืจืืึทืฆืืข ืคึฟืึทืจ pmem-csi-pmem-govm-worker1:
csisc-2js6n map[pmem-csi.intel.com/node:pmem-csi-pmem-govm-worker2] 30716Mi
csisc-sqdnt map[pmem-csi.intel.com/node:pmem-csi-pmem-govm-worker1] 26620Mi
csisc-ws4bv map[pmem-csi.intel.com/node:pmem-csi-pmem-govm-worker3] 30716Mi
ืืืื ืื ืื ืืขืจ ืึทืคึผืืึทืงืืืฉืึทื ืืึทืจืฃ ืืขืจ ืืื 26620ืื, ืื ืกืงืขืืืฉืืืขืจ ืืืขื ื ืืฉื ื ืขืืขื ืืื ืืฉืืื pmem-csi-pmem-govm-worker1 ืืื ืงืืื ืคืึทื.
ืืืึธืก ืก ืืืืึทืืขืจ?
ืืืืืข ืคึฟืขืึดืงืืืื ืืขื ืขื ื ืึธื ืืื ืึทื ืืืืืงืืื ื. ืขืืืขืืข ืึทืคึผืืึทืงืืืฉืึทื ื ืืขื ืขื ืืขืขืคื ื ืืขืฉืึทืก ืึทืืฃ ืืขืกืืื ื. ืื ืคึฟืึทืจืืขืกืขืจืื ื ืคืึธืจืฉืืึธื ืคึฟืึทืจืืื ืืื ืืขื ืืึธืงืืืขื ื ืื ืึทืจืืขื ืืืึธืก ืืึทืจืฃ ืืืื ืืขืืื ืฆื ืึทืจืืืขืจืคืืจื ืฆื ืื ืืืชื ืืื ืข, ืืื ืืขืืื ื ืืื ืืืึธืก ืึทืืืขืจื ืึทืืืืืขืก ืืึธืื ืฉืืื ืืึทืืจืึทืื ืืื ืคืืจืืืืจืคื:
ืืงืืจ: www.habr.com