mirror of
https://github.com/kubernetes-csi/csi-driver-nvmf.git
synced 2025-04-28 03:11:45 +00:00
41bbaf9cfb
* fix: make multiple connections to one same nqn possible in a single node
Multiple connections to one same nqn in a single node return -EALREADY error.
So, we should use a hostnqn to make every connections seperate. It is appropriate
to use a target path from a volume request as a hostnqn.
* fix: make ro and rw mounts for one same nqn possible in a single node
ReadOnly and ReadWrite mounts for one same nqn in a single node return -EBUSY error.
So, we should remove readonly and readwrite options when mounting a block device in a
csi driver. A cri runtime makes a mount as readonly inside containers if needed.
* fix: add fallback supports for no hostnqn sysfs file supports
Directories per each nqn will be created in /run/nvmf and files per each hostnqn
will be created in /run/nvmf/{nqn}. If linux kernel has no hostnqn sysfs file
supports, we will disconnect all connections for a nqn at once when a directory for
the nqn is empty.
* refactor: rename sysfs_nqn_path to sysfs_subsysnqn_path
* refactor: use filepath.Join instead of strings.Join
* fix: add explicitly UnsupportedHostnqnError for fallback supports
If linux kernel has no hostnqn sysfs file supports, return UnsupportedHostnqnError
and switch to fallback mode which will disconnect all connections at once when
a last controller in a nqn is disconnected.
* fix: return directly after fallback mode
* fix: mount the host's /run/nvmf directory to csi-node-driver
112 lines
3.3 KiB
YAML
112 lines
3.3 KiB
YAML
kind: DaemonSet
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apiVersion: apps/v1
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metadata:
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name: csi-nvmf-node
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namespace: kube-system
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spec:
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selector:
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matchLabels:
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app: csi-nvmf-node
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template:
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metadata:
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labels:
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app: csi-nvmf-node
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spec:
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serviceAccount: csi-nvmf-node-sa
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hostNetwork: true
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dnsPolicy: Default
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containers:
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- name: node-registrar
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image: registry.k8s.io/sig-storage/csi-node-driver-registrar:v2.6.2
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env:
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- name: DRIVER_REG_SOCK_PATH
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value: /var/lib/kubelet/plugins/csi.nvmf.com/csi.sock
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- name: KUBE_NODE_NAME
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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args:
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- "--v=2"
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- "--csi-address=/csi/csi.sock"
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- "--kubelet-registration-path=$(DRIVER_REG_SOCK_PATH)"
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livenessProbe:
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exec:
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command:
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- /csi-node-driver-registrar
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- --kubelet-registration-path=$(DRIVER_REG_SOCK_PATH)
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- --mode=kubelet-registration-probe
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initialDelaySeconds: 30
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timeoutSeconds: 15
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volumeMounts:
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- name: registration-dir
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mountPath: /registration
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- name: socket-dir
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mountPath: /csi
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resources:
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limits:
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memory: 100Mi
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requests:
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cpu: 10m
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memory: 20Mi
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- name: csi-nvmf-plugin
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securityContext:
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privileged: true
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capabilities:
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add: ["SYS_ADMIN"]
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allowPrivilegeEscalation: true
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image: nvmfplugin:latest
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imagePullPolicy: "IfNotPresent"
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args:
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- "--endpoint=$(CSI_ENDPOINT)"
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- "--nodeid=$(NODE_ID)"
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env:
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- name: CSI_ENDPOINT
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value: unix:///var/lib/kubelet/plugins/csi.nvmf.com/csi.sock
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- name: NODE_ID
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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volumeMounts:
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- name: socket-dir
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mountPath: /var/lib/kubelet/plugins/csi.nvmf.com
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- name: pods-mount-dir
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mountPath: /var/lib/kubelet/pods
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mountPropagation: "Bidirectional"
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- name: run-nvmf-dir
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mountPath: /run/nvmf
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- name: host-dev
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mountPath: /dev
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mountPropagation: "HostToContainer"
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- name: host-sys
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mountPath: /sys
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- name: lib-modules
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mountPath: /lib/modules
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readOnly: true
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volumes:
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- name: socket-dir
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hostPath:
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path: /var/lib/kubelet/plugins/csi.nvmf.com
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type: DirectoryOrCreate
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- name: registration-dir
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hostPath:
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path: /var/lib/kubelet/plugins_registry
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type: DirectoryOrCreate
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- name: pods-mount-dir
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hostPath:
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path: /var/lib/kubelet/pods
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type: Directory
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- name: run-nvmf-dir
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hostPath:
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path: /run/nvmf
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type: DirectoryOrCreate
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- name: host-dev
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hostPath:
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path: /dev
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- name: host-sys
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hostPath:
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path: /sys
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- name: lib-modules
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hostPath:
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path: /lib/modules
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