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https://github.com/pinax-network/substreams-sink-redis

Pipes data extracted from a blockchain to a Redis KV store.
https://github.com/pinax-network/substreams-sink-redis

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Pipes data extracted from a blockchain to a Redis KV store.

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README

        

# [`Substreams`](https://substreams.streamingfast.io/) [Redis](https://redis.com/) CLI `Node.js`

[github](https://github.com/pinax-network/substreams-sink-redis)
[npm](https://www.npmjs.com/package/substreams-sink-redis)
[GitHub Workflow Status](https://github.com/pinax-network/substreams-sink-redis/actions?query=branch%3Amain)

> `substreams-sink-redis` is a tool that allows developers to pipe data extracted from a blockchain to a Redis KV store.

## 📖 Documentation

### https://www.npmjs.com/package/substreams-sink-redis

### Further resources

- [**Substreams** documentation](https://substreams.streamingfast.io)
- [**Redis** documentation](https://redis.io/docs/about/)

### Protobuf

- [`sf.substreams.sink.kv.v1.KVOperations`](https://github.com/streamingfast/substreams-sink-kv/blob/develop/proto/substreams/sink/kv/v1/kv.proto)

## [Pre-built binaries**](https://github.com/pinax-network/substreams-sink-redis/releases)
- MacOS
- Linux
- Windows

**Install** globally via npm
```
$ npm install -g substreams-sink-redis
```

**Run**
```
$ substreams-sink-redis run --help

Usage: substreams-sink-redis run [options]

Substreams Redis sink module

Options:
-e --substreams-endpoint Substreams gRPC endpoint to stream data from (env: SUBSTREAMS_ENDPOINT)
--manifest URL of Substreams package (env: MANIFEST)
--module-name Name of the output module (declared in the manifest) (env: MODULE_NAME)
-s --start-block Start block to stream from (defaults to -1, which means the initialBlock of the first module you are streaming) (default: "-1", env: START_BLOCK)
-t --stop-block Stop block to end stream at, inclusively (env: STOP_BLOCK)
-p, --params Set a params for parameterizable modules. Can be specified multiple times. (ex: -p module1=valA -p module2=valX&valY) (default: [], env: PARAMS)
--substreams-api-token API token for the substream endpoint or API key if '--auth-issue-url' is specified (default: "", env: SUBSTREAMS_API_TOKEN)
--auth-issue-url URL used to issue a token (default: "https://auth.pinax.network/v1/auth/issue", env: AUTH_ISSUE_URL)
--delay-before-start Delay (ms) before starting Substreams (default: 0, env: DELAY_BEFORE_START)
--cursor-path File path or URL to cursor lock file (default: "cursor.lock", env: CURSOR_PATH)
--disable-production-mode Disable production mode, allows debugging modules logs, stops high-speed parallel processing (default: false, env: DISABLE_PRODUCTION_MODE)
--restart-inactivity-seconds If set, the sink will restart when inactive for over a certain amount of seconds (default: 300, env: RESTART_INACTIVITY_SECONDS)
--hostname The process will listen on this hostname for any HTTP and Prometheus metrics requests (default: "localhost", env: HOSTNAME)
--port The process will listen on this port for any HTTP and Prometheus metrics requests (default: 9102, env: PORT)
--metrics-labels [string...] To apply generic labels to all default metrics (ex: --labels foo=bar) (default: {}, env: METRICS_LABELS)
--collect-default-metrics Collect default metrics (default: false, env: COLLECT_DEFAULT_METRICS)
--headers [string...] Set headers that will be sent on every requests (ex: --headers X-HEADER=headerA) (default: [], env: HEADERS)
--verbose Enable verbose logging (default: false, env: VERBOSE)
--kv-url KV_URL (default: "redis://127.0.0.1:6379", env: KV_URL)
--kv-prefix Prefix to add to the key in the KV database. (env: KV_PREFIX)
--kv-retention-period Is maximum retention period, compared to the maximum existing timestamp, in milliseconds. (default: 604800000, env: KV_RETENTION_PERIOD)
--kv-bucket-duration Is duration of each timeseries bucket, in milliseconds. (default: 86400000, env: KV_BUCKET_DURATION)
--kv-create-rules Create timeseries bucket and rules. (default: false, env: KV_CREATE_RULES)
-h, --help display help for command
```

## API
The `substreams-sink-redis` also exposes an API that can be used to interact with the Redis KV store.

### `/GET`
Uses the Redis `GET` command to retrieve the value of a key.
#### Params
- `key`: The key to retrieve the value from.
#### Example
```
/GET?key=foo
```

### `/INFO`
Uses the Redis `INFO` command to retrieve information and statistics about the Redis server.

### `/TS/RANGE`
Uses the Redis `TS.RANGE` command to retrieve a range of values from a timeseries.
#### Params
- `key`: The key to retrieve the timeseries from.
- `fromTimestamp`: Get samples starting from this timestamp *(default is `-`)*.
- `toTimestamp`: Get samples up to this timestamp *(default is `+`)*.
- `aggregationType`: The aggregation type to use. Can be one of `AVG`, `SUM`, `MIN`, `MAX`, `RANGE`, `COUNT`, `FIRST`, `LAST`, `STD.P`, `STD.S`, `VAR.P`, `VAR.S`, `RATE`, `RATE.SECOND`, `RATE.MINUTE`, `RATE.HOUR`, `RATE.DAY` *(default is `SUM`)*.
- `bucketDuration`: The bucket duration in milliseconds *(default is 1)*.
#### Example
```
/TS/RANGE?key=TIMESERIES&fromTimestamp=1602618850000&toTimestamp=1602618426000&aggregationType=SUM&bucketDuration=123

[
{
"timestamp": 1602618850000,
"value": 1086139
},
{
"timestamp": 1602618850123,
"value": 1078466
},
{
"timestamp": 1602618850246,
"value": 1139608
},
...
]
```

### `/TS/INFO`
Uses the Redis `TS.INFO` command to retrieve information and statistics about the Redis TimeSeries.
#### Params
- `key`: The key to retrieve the timeseries info from.
#### Example
```
/TS/INFO?key=foo
```

## Features

- Consume `*.spkg` from:
- [x] Load URL or IPFS
- [ ] Read from `*.spkg` local filesystem
- [ ] Read from `substreams.yaml` local filesystem
- [x] Handle `cursor` restart

### Redis

- [x] set
- [x] mset