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https://github.com/lpgauth/anchor
High-Performance Erlang Memcached Client
https://github.com/lpgauth/anchor
client erlang high-performance memcached
Last synced: about 1 month ago
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High-Performance Erlang Memcached Client
- Host: GitHub
- URL: https://github.com/lpgauth/anchor
- Owner: lpgauth
- License: mit
- Created: 2014-07-13T14:17:49.000Z (over 10 years ago)
- Default Branch: master
- Last Pushed: 2021-10-25T13:13:10.000Z (about 3 years ago)
- Last Synced: 2024-03-14T14:03:00.628Z (8 months ago)
- Topics: client, erlang, high-performance, memcached
- Language: Erlang
- Homepage:
- Size: 4.31 MB
- Stars: 15
- Watchers: 7
- Forks: 4
- Open Issues: 4
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# anchor
High-Performance Erlang Memcached Client
[](https://travis-ci.org/lpgauth/anchor)
[](https://coveralls.io/github/lpgauth/anchor?branch=master)
#### Requirements
* Memcached
* Erlang 16.0 +
#### Features
* Backpressure via backlog (OOM protection)
* Binary protocol
* Fast pool implementation (random | round_robin)
* Performance optimized
* Request pipelining
## API
Function Index
#### Environment variables
Name
Type
Default
Description
backlog_size
pos_integer()
1024
maximum number of concurrent requests per connection
ip
list()
"127.0.0.1"
server ip
pool_size
pos_integer()
16
number of connections
pool_strategy
random | round_robin
random
connection selection strategy
port
pos_integer()
9042
server port
reconnect
boolean()
true
reconnect closed connections
reconnect_time_max
boolean()
true
reconnect maximum time
reconnect_time_min
boolean()
true
reconnect minimum time
socket_options
[gen_tcp:connect_option()]
[binary,
{buffer, 65535},
{nodelay, true},
{packet, raw},
{send_timeout, 50},
{send_timeout_close, true}]
options passed to the socket
## Examples
```erlang
1> anchor_app:start().
{ok, [shackle, anchor]}
2> anchor:get(<<"foo">>).
{error, key_not_found}
3> anchor:set(<<"foo">>, <<"bar">>, 3600).
ok
4> anchor:get(<<"foo">>).
{ok, <<"bar">>}
5> anchor:delete(<<"foo">>).
ok
6> {ok, Ref} = anchor:async_get(<<"foo">>).
{ok, {anchor_6, #Ref<0.0.1.1363>}}
7> anchor:receive_response(Ref, 1000).
{error, key_not_found}
```
## Tests
```makefile
make dialyzer
make elvis
make eunit
make xref
```
## License
```license
The MIT License (MIT)
Copyright (c) 2014-2017 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.
```