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70 lines
2.3 KiB
Go
70 lines
2.3 KiB
Go
// Package zfs defines the ZFS detail data exchanged between agent and hub.
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package zfs
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import "strings"
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// ZfsData is the detail payload returned by the agent for the GetZfsData action.
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type ZfsData struct {
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Pools []*PoolDetail `json:"pools,omitempty"`
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Complete bool `json:"complete,omitempty"`
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// Backends whose inventories are complete, even when another backend failed.
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CompleteBackends []string `json:"completeBackends,omitempty"`
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}
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// CanRefreshPool also governs deletion: missing pools may only be removed
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// after a successful inventory of their backend. Complete supports old agents.
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func (data *ZfsData) CanRefreshPool(name string) bool {
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if data.Complete {
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return true
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}
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backend := "zfs"
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if strings.HasPrefix(name, "b:") {
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backend = "btrfs"
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}
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for _, complete := range data.CompleteBackends {
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if complete == backend {
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return true
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}
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}
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return false
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}
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// PoolDetail holds the verbose state of a single pool: capacity, health,
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// scrub, vdev, and dataset information.
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type PoolDetail struct {
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DisplayName string `json:"displayName,omitempty"`
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Raw bool `json:"raw,omitempty"`
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Name string `json:"name"`
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Health string `json:"health,omitempty"`
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Size uint64 `json:"size,omitempty"` // bytes
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Alloc uint64 `json:"alloc,omitempty"` // bytes
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Free uint64 `json:"free,omitempty"` // bytes
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Scrub *Scrub `json:"scrub,omitempty"`
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Vdevs []*Vdev `json:"vdevs,omitempty"`
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Datasets []*Dataset `json:"datasets,omitempty"`
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}
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// Scrub holds the scrub (or resilver) status of a pool.
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type Scrub struct {
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State string `json:"state,omitempty"` // NONE, SCANNING, FINISHED, CANCELED
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Progress string `json:"progress,omitempty"`
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Errors uint64 `json:"errors,omitempty"`
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}
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// Vdev is a single vdev (mirror, raidz, or leaf disk) with error counters.
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type Vdev struct {
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Name string `json:"name"`
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State string `json:"state,omitempty"`
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ReadErrs uint64 `json:"readErrs,omitempty"`
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WriteErrs uint64 `json:"writeErrs,omitempty"`
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ChecksumErrs uint64 `json:"checksumErrs,omitempty"`
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}
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// Dataset is a single ZFS dataset with usage information.
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type Dataset struct {
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Name string `json:"name"`
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Used uint64 `json:"used,omitempty"`
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Avail uint64 `json:"avail,omitempty"`
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Mountpoint string `json:"mount,omitempty"`
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}
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