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https://github.com/ozanturksever/natskv


https://github.com/ozanturksever/natskv

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# Valkeyrie NatsKV

[![GoDoc](https://godoc.org/github.com/ozanturksever/natskv?status.png)](https://godoc.org/github.com/ozanturksever/natskv)
[![Build Status](https://github.com/ozanturksever/natskv/actions/workflows/build.yml/badge.svg)](https://github.com/ozanturksever/natskv/actions/workflows/build.yml)

[`valkeyrie`](https://github.com/kvtools/valkeyrie) provides a Go native library to store metadata using Distributed Key/Value stores (or common databases).

## Compatibility

A **storage backend** in `valkeyrie` implements (fully or partially) the [Store](https://github.com/kvtools/valkeyrie/blob/master/store/store.go#L69) interface.

| Calls | NatsKV |
|-----------------------|:-----:|
| Put | 🟢️ |
| Get | 🟢️ |
| Delete | 🟢️ |
| Exists | 🟢️ |
| Watch | 🟢️ |
| WatchTree | 🟢️ |
| NewLock (Lock/Unlock) | ️ |
| List | 🟢️ |
| DeleteTree | 🟢️ |
| AtomicPut | 🟢️ |
| AtomicDelete | 🟢️ |

## Supported Versions

nats-server versions >= `2.10`.

## Examples

```go
package main

import (
"context"
"log"

"github.com/kvtools/valkeyrie"
"github.com/ozanturksever/natskv"
)

func main() {
ctx := context.Background()

config := &natskv.Config{
Bucket: "example",
EncodeKey: false,
}

kv, err := valkeyrie.NewStore(ctx, natskv.StoreName, []string{ "nats://localhost:4222"}, config)
if err != nil {
log.Fatal("Cannot create store")
}

key := "foo"

err = kv.Put(ctx, key, []byte("bar"), nil)
if err != nil {
log.Fatalf("Error trying to put value at key: %v", key)
}

pair, err := kv.Get(ctx, key, nil)
if err != nil {
log.Fatalf("Error trying accessing value at key: %v", key)
}

log.Printf("value: %s", string(pair.Value))

err = kv.Delete(ctx, key)
if err != nil {
log.Fatalf("Error trying to delete key %v", key)
}
}
```