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LeoFS单机部署

LeoFS单机部署

作者: 四冶读史 | 来源:发表于2017-10-30 17:14 被阅读89次

概述

LeoFS由三部分组成,LeoStorage、LeoGateway和LeoManager。如果是生产环境,或者资源充裕,建议部署成集群,增加服务的稳定性和可靠性。当然,如果是简单的测试,或者资源有限,也可以部署在一台服务器上。
环境信息:
IP:10.16.x.x
操作系统:CentOS7.x

部署

关闭防火墙

systemctl stop firewalld
systemctl disable firewalld

安装nc工具

yum install -y nc

安装

cd /opt/
wget https://github.com/leo-project/leofs/releases/download/1.3.7/leofs-1.3.7-1.erl-19.3.el7.x86_64.rpm
sudo rpm -ivh leofs-1.3.7-1.erl-19.3.el7.x86_64.rpm
ls -l /usr/local/leofs/
total 4
drwxr-xr-x. 6 root root 4096 Oct 30 02:58 1.3.7

配置

从v1.3.3版本开始,可以将一些配置文件和日志文件指向目录树之外(/usr/local/leofs/<version>
),这样则简化了以后的升级,使升级变得简单,升级到新版本的过程就像放置leo_*.environment文件到新版本etc路径下一样简单,以leo_manager_0为例:

## Stop the process of LeoManager
$ /usr/local/leofs/<old_version>/leo_manager_0/bin/leo_manager stop
## Overwrite the environment file
$ cp /usr/local/leofs/<old_version>/leo_manager_0/etc/leo_manager.environment \
     /usr/local/leofs/<new_version>/leo_manager_0/etc/
## Restart the process of LeoManager
$ /usr/local/leofs/<new_version>/leo_manager_0/bin/leo_manager start

manager_0配置

==更改environment路径指向

vi /usr/local/leofs/1.3.7/leo_manager_0/etc/leo_manager.environment
# Directory with main .conf file. It must be writable by $RUNNER_USER
RUNNER_ETC_DIR=/etc/leofs/leo_manager_0
# Directory for .schema file.
# RUNNER_SCHEMA_DIR=
# Directory for erlang log files (erlang.log.* and run_erl.log)
# RUNNER_LOG_DIR=

RUNNER_ETC_DIR // 存放配置文件的
==创建配置文件存放路径,并更改用户和组

mkdir -p /etc/leofs/leo_manager_0
cp /usr/local/leofs/1.3.7/leo_manager_0/etc/leo_manager.conf /etc/leofs/leo_manager_0/
chown -R leofs:leofs /etc/leofs/leo_manager_0/

==修改配置文件
默认即可。
==启动leo_manager_0

/usr/local/leofs/1.3.7/leo_manager_0/bin/leo_manager start

Manager_1配置

slave部署和manager一样,只是少了如下4个配置项:
consistency.num_of_replicas = 1 // 存储份数,只有leo_manager_0有,启动后不可更改
consistency.write = 1 // 写成功数,只有leo_manager_0有,启动后可修改## A number of replicas needed for a successful READ operationconsistency.read = 1 // 读成功数,只有leo_manager_0有,启动后可修改## A number of replicas needed for a successful DELETE operationconsistency.delete = 1 // 删除成功数,只有leo_manager_0有,启动后可修改
默认即可。
==启动leo_manager_1

/usr/local/leofs/1.3.7/leo_manager_1/bin/leo_manager start

Storage配置

==更改environment路径指向

vi /usr/local/leofs/1.3.7/leo_storage/etc/leo_storage.environment
# Directory with main .conf file. It must be writable by $RUNNER_USER
RUNNER_ETC_DIR=/etc/leofs/leo_storage
# Directory for .schema file.
# RUNNER_SCHEMA_DIR=
# Directory for erlang log files (erlang.log.* and run_erl.log)
# RUNNER_LOG_DIR=

RUNNER_ETC_DIR // 存放配置文件的
==创建配置文件存放路径,并更改用户和组

mkdir -p /etc/leofs/leo_storage
cp /usr/local/leofs/1.3.7/leo_storage/etc/leo_storage.conf /etc/leofs/leo_storage/
chown -R leofs:leofs /etc/leofs/leo_storage/

==修改配置文件
默认即可。
==启动leo_storage

/usr/local/leofs/1.3.7/leo_storage/bin/leo_storage start

Gateway配置

==更改environment路径指向

vi /usr/local/leofs/1.3.7/leo_storage/etc/leo_gateway.environment
# Directory with main .conf file. It must be writable by $RUNNER_USER
RUNNER_ETC_DIR=/etc/leofs/leo_gateway
# Directory for .schema file.
# RUNNER_SCHEMA_DIR=
# Directory for erlang log files (erlang.log.* and run_erl.log)
# RUNNER_LOG_DIR=

RUNNER_ETC_DIR // 存放配置文件的
==创建配置文件存放路径,并更改用户和组

mkdir -p /etc/leofs/leo_gateway
cp /usr/local/leofs/1.3.7/leo_gateway/etc/leo_gateway.conf /etc/leofs/leo_gateway/
chown -R leofs:leofs /etc/leofs/leo_gateway/

==修改配置文件
端口默认。
默认即可。
==启动leo_gateway

/usr/local/leofs/1.3.7/leo_gateway/bin/leo_gateway start

检测部署

启动后,可在leo_manager_0上查看整体情况。
命令:leofs-adm status
==查看状态

leofs-adm status
 [System Confiuration]
-----------------------------------+----------
 Item                             | Value    
-----------------------------------+----------
 Basic/Consistency level
-----------------------------------+----------
                   system version | 1.3.7
                       cluster Id | leofs_1
                             DC Id | dc_1
                   Total replicas | 1
         number of successes of R | 1
         number of successes of W | 1
         number of successes of D | 1
 number of rack-awareness replicas | 0
                         ring size | 2^128
-----------------------------------+----------
 Multi DC replication settings
-----------------------------------+----------
 [mdcr] max number of joinable DCs | 2
 [mdcr] total replicas per a DC   | 1
 [mdcr] number of successes of R   | 1
 [mdcr] number of successes of W   | 1
 [mdcr] number of successes of D   | 1
-----------------------------------+----------
 Manager RING hash
-----------------------------------+----------
                 current ring-hash | 
               previous ring-hash | 
-----------------------------------+----------
 [State of Node(s)]
-------+--------------------------+--------------+----------------+----------------+----------------------------
 type |           node           |   state     | current ring |   prev ring   |         updated at         
-------+--------------------------+--------------+----------------+----------------+----------------------------
 S   | storage_0@127.0.0.1     | attached     |               |               | 2017-10-30 08:58:14 +0000
-------+--------------------------+--------------+----------------+----------------+----------------------------

可以看到准备就绪
==启动服务

leofs-adm start
Generating RING...
Generated RING
OK 100% - storage_0@127.0.0.1
OK

==再次查看状态

leofs-adm status
 [System Confiuration]
-----------------------------------+----------
 Item                             | Value    
-----------------------------------+----------
 Basic/Consistency level
-----------------------------------+----------
                   system version | 1.3.7
                       cluster Id | leofs_1
                             DC Id | dc_1
                   Total replicas | 1
         number of successes of R | 1
         number of successes of W | 1
         number of successes of D | 1
 number of rack-awareness replicas | 0
                         ring size | 2^128
-----------------------------------+----------
 Multi DC replication settings
-----------------------------------+----------
 [mdcr] max number of joinable DCs | 2
 [mdcr] total replicas per a DC   | 1
 [mdcr] number of successes of R   | 1
 [mdcr] number of successes of W   | 1
 [mdcr] number of successes of D   | 1
-----------------------------------+----------
 Manager RING hash
-----------------------------------+----------
                 current ring-hash | 433fe365
               previous ring-hash | 433fe365
-----------------------------------+----------
 [State of Node(s)]
-------+--------------------------+--------------+----------------+----------------+----------------------------
 type |           node           |   state     | current ring |   prev ring   |         updated at         
-------+--------------------------+--------------+----------------+----------------+----------------------------
 S   | storage_0@127.0.0.1     | running     | 433fe365       | 433fe365       | 2017-10-30 09:04:06 +0000
 G   | gateway_0@127.0.0.1     | running     | 433fe365       | 433fe365       | 2017-10-30 09:04:08 +0000
-------+--------------------------+--------------+----------------+----------------+----------------------------

至此,单机部署完!

参考地址:
http://leo-project.net/leofs/docs/installation/quick/

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