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https://github.com/lpgauth/statsderl

High-Performance Erlang StatsD Client
https://github.com/lpgauth/statsderl

client erlang high-performance statsd

Last synced: 7 days ago
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High-Performance Erlang StatsD Client

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README

        

# statsderl

High Performance Erlang StatsD Client

![Build Status](https://github.com/lpgauth/shackle/workflows/Erlang%20CI/badge.svg)

### Requirements

* Erlang 16.0 +

### Features

* Performance optimized
* Parse transform

## API
Function Index

#### Environment variables:


Name
Type
Default
Description


base_key
base_key()
undefined
key prefix


hostname
inet:ip_address() | inet:hostname() | binary()
{127,0,0,1}
server hostname


port
inet:port_number()
8125
server port


pool_size
pos_integer()
4
pool size

#### base_key options:


Name
Source
Description
Example


hostname
inet:gethostname/0
use the hostname
"h033"


name
erl -name
use the long node name
"nonode@nohost"


sname
erl -sname
use the short node name
"nonode"

## Parse Transform

`statsderl_transform` is used to pre-compute (at compile time) the scaled sample rate and `StatsD` packet.

```erlang
-compile({parse_transform, statsderl_transform}).
```
## Examples

```erlang
1> statsderl_app:start().
ok.

2> statsderl:counter(["test", $., "counter"], 1, 0.23).
ok.

3> statsderl:decrement("test.decrement", 1, 0.5).
ok.

4> statsderl:gauge([<<"test">>, $., "gauge"], 333, 1.0).
ok.

5> statsderl:gauge_decrement([<<"test.gauge_decrement">>], 15, 0.001).
ok.

6> statsderl:gauge_increment(<<"test.gauge_increment">>, 32, 1).
ok.

7> statsderl:increment(<<"test.increment">>, 1, 1).
ok.

8> statsderl:timing("test.timing", 5, 0.5).
ok.

9> statsderl:timing_fun(<<"test.timing_fun">>, fun() -> timer:sleep(100) end, 0.5).
ok.

10> Timestamp = os:timestamp().
{1448,591778,258983}

11> statsderl:timing_now("test.timing_now", Timestamp, 0.15).
ok.

12> statsderl_app:stop().
ok.
```

## Tests

```makefile
make test
```

## License

```license
The MIT License (MIT)

Copyright (c) 2011-2020 Louis-Philippe Gauthier

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
```