Monasca安装配置指导（2/3）

Monasca安装配置指导（2/3） - 安装api、agent、persister

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作者：张航东
OpenStack版本：Newton
Linux：CentOS 7
本文主要用于个人学习、总结，欢迎转载，但请务必注明作者和出处，感谢！

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4 monasca-api

2.1 安装

#git clone https://github.com/openstack/monasca-api.git
#cd monasca-api
#python setup.py install

2.2 配置

2.2.1 Keystone相关配置

1> 创建monasca用户

#openstack user create –domain default –password-prompt monasca
#openstack role add –project service –user monasca admin

2> 创建monasca服务

#openstack service create –name monasca –description “This is monasca service” monitoring

3> 创建endpoint

#openstack endpoint create –region RegionOne monitoring public http://10.127.2.121:8070/v2.0

#openstack endpoint create –region RegionOne monitoring internal http://10.127.2.121:8070/v2.0

#openstack endpoint create –region RegionOne monitoring admin http://10.127.2.121:8070/v2.0

2.2.2 Wsgi相关配置

在/etc/httpd/conf.d/目录下，创建wsgi-monasca.conf文件，并添加如下内容：

Listen 10.127.2.121:8070
< VirtualHost *:8070>
WSGIDaemonProcess monasca_api processes=2 threads=4 user=monasca display-name=%{GROUP}
WSGIProcessGroup monasca_api
WSGIScriptAlias / /usr/lib/python2.7/site-packages/monasca_api/api/wsgi.py
WSGIApplicationGroup %{GLOBAL}
< Directory /usr/lib/python2.7/site-packages/monasca_api>
Require all granted
< /Directory>

ErrorLog /var/log/monasca/api/wsgi.log
CustomLog /var/log/monasca/api/wsgi-access.log combined
< /VirtualHost>

WSGISocketPrefix /var/run/httpd

2.2.3 Monasca配置

创建Monasca日志目录

#mkdir /var/log/monasca
#mkdir /var/log/monasca/api
#touch /var/log/monasca/api/monasca-api.log

在 /etc/monasca/api-config.conf文件内添加如下内容：

[DEFAULT]
region = RegionOne

[security]
default_authorized_roles = admin
agent_authorized_roles = admin, user
read_only_authorized_roles =admin, user
delegate_authorized_roles = admin

[kafka]
uri = 127.0.0.1

[influxdb]
ip_address = 127.0.0.1
port = 8086
user = monasca
password = monasca
database_name = monasca

[database]
connection = mysql+pymysql://monasca:monasca@10.127.2.121/monasca?charset=utf8mb4

[keystone_authtoken]
auth_uri = http://10.127.2.121:5000
auth_url = http://10.127.2.121:35357
auth_type = password
project_domain_name = default
user_domain_name = default
project_name = service
username = monasca
password = monasca
insecure=false

2.2.4 Mysql 数据库配置

进入Mysql：

#mysql -u root -p

依次执行以下连接中的数据库命令：
https://github.com/openstack/openstack-ansible-os_monasca/blob/master/templates/mon_mysql.sql.j2

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5 monasca-agent

（参考：https://github.com/openstack/monasca-agent/blob/master/docs/Agent.md）

5.1 安装

#pip install monasca-agent

5.2 启动

#monasca-setup –username admin –password 123456 –project_name admin –project_domain_id 9f95b9967b894c928880feb32fad1d0d –user_domain_id 9f95b9967b894c928880feb32fad1d0d –keystone_url http://10.127.2.121:35357/v3 –system_only

PS：黑色粗体为keystone鉴权需要的参数，根据实际情况替换后面红色部分。另外，在启动后，可能会出现服务启动失败的情况，日志中会显示问题（大多是依赖包版本问题），根据情况修正即可。

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6 monasca-persister

6.1 安装

#git clone https://github.com/openstack/monasca-persister.git
#cd monasca-persister
#python setup.py install

6.2 配置

创建persister日志目录

#mkdir /var/log/monasca/persister
#touch /var/log/monasca/persister/persister.log

修改配置文件 /etc/monasca/persister.conf，内添加如下内容：

[zookeeper]
uri = 127.0.0.1:2181

[kafka_alarm_history]
uri = 127.0.0.1:9092

[kafka_metrics]
uri = 127.0.0.1:9092

[influxdb]
database_name = monasca
ip_address = 127.0.0.1
port = 8086
user = monasca
password = monasca

6.3 启动

#monasca-persister