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support kv mirrors #619

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merged 1 commit into from
Oct 28, 2022
Merged

support kv mirrors #619

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28 changes: 28 additions & 0 deletions cli/kv_command.go
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Original file line number Diff line number Diff line change
Expand Up @@ -55,6 +55,8 @@ type kvCommand struct {
repubSource string
repubDest string
repubHeadersOnly bool
mirror string
mirrorDomain string
}

func configureKVCommand(app commandHost) {
Expand Down Expand Up @@ -83,6 +85,8 @@ for an indefinite period or a per-bucket configured TTL.
add.Flag("republish-source", "Republish messages to --republish-destination").PlaceHolder("SRC").StringVar(&c.repubSource)
add.Flag("republish-destination", "Republish destination for messages in --republish-source").PlaceHolder("DEST").StringVar(&c.repubDest)
add.Flag("republish-headers", "Republish only message headers, no bodies").UnNegatableBoolVar(&c.repubHeadersOnly)
add.Flag("mirror", "Creates a mirror of a different bucket").StringVar(&c.mirror)
add.Flag("mirror-domain", "When mirroring find the bucket in a different domain").StringVar(&c.mirrorDomain)

add.PreAction(c.parseLimitStrings)

Expand Down Expand Up @@ -452,6 +456,13 @@ func (c *kvCommand) addAction(_ *fisk.ParseContext) error {
}
}

if c.mirror != "" {
cfg.Mirror = &nats.StreamSource{
Name: c.mirror,
Domain: c.mirrorDomain,
}
}

store, err := js.CreateKeyValue(cfg)
if err != nil {
return err
Expand Down Expand Up @@ -754,6 +765,23 @@ func (c *kvCommand) showStatus(store nats.KeyValue) error {
}
}

if nfo.Mirror != nil {
s := nfo.Mirror
fmt.Println("\n Mirror Information:")
fmt.Println()
fmt.Printf(" Origin Bucket: %s\n", strings.TrimPrefix(s.Name, "KV_"))
if s.External != nil {
fmt.Printf(" External API: %v\n", s.External.APIPrefix)
}
if s.Active > 0 && s.Active < math.MaxInt64 {
fmt.Printf(" Last Seen: %v\n", humanizeDuration(s.Active))
} else {
fmt.Printf(" Last Seen: never\n")
}
fmt.Printf(" Lag: %s\n", humanize.Comma(int64(s.Lag)))

fmt.Println()
}
if nfo.Cluster != nil {
fmt.Println("\n Cluster Information:")
fmt.Println()
Expand Down