CentOS7.2安装Airflow

1 安装pip

yum -y install epel-release
yum install python-pip

2 更新pip

pip install --upgrade pip
pip install --upgrade setuptools

3 安装各种开发库

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yum install python-devel yum install libevent-devel yum install mysql-devel

4 安装Airflow

在此之前需要设定临时环境变量

export SLUGIFY_USES_TEXT_UNIDECODE=yes

pip install apache-airflow

遇到第一个问题

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1	ERROR: Cannot uninstall 'enum34'. It is a distutils installed project and <br>thus we cannot accurately determine which files belong to it which would lead to only a partial uninstall.

解决 

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1	pip install --ignore-installed enum34

然后再重新执行命令

遇到第二个问题

ERROR: Cannot uninstall 'requests'. It is a distutils installed project and thus we cannot accurately determine which files belong to it which would lead to only a partial uninstall.

解决

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1	pip install --ignore-installed apache-airflow

5 初始化数据库 并 启动

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1 2	airflow initdb airflow webserver -p 8080

 

8 防止密码明文存储

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1	pip install cryptography

9 替换数据库为mysql

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1	pip install apache-airflow[mysql]

　　

10 创建mysql用户

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create database airflow; create user 'testairflow'@'%' identified by '123123'; GRANT all privileges on airflow.* TO 'testairflow'@'%'  IDENTIFIED BY '123123'; FLUSH PRIVILEGES;

　　

11 修改Airflow配置文件，指向mysql用户

　　

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1	~/airflow/airflow.cfg 文件修改：sql_alchemy_conn = mysql://ct:152108@localhost/airflow

　　

12 mysql配置更新

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vim /etc/my.cnf explicit_defaults_for_timestamp=1   // 添加此行 systemctl restart mysqld airflow initdb

　　

13 重启Airflow

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1	airflow webserver -p 8080