Article Directory
Note: Recently, I want to get a set of local crawler projects to run on the server.
1. Upload project files
It can be compressed into a zip locally, manually upload the compressed package to the pagoda folder, and finally extract it and put it under the path of the picture below.
Installation dependency method 2:
If the method 1 reports that there is an error in the installation dependency, after confirming that the network, project path and other factors are correct, you can install it according to the figure below, and click the module in the project management. (You can also start and run directly, check the log for installation or other operations)
2.2. Install node.js environment
Because the nodejs environment is used, it needs to be installed and configured separately. Installing node can mess me up for a long time!
At the beginning, the PM2 manager was installed. It is said that it has built-in nodejs, and it is convenient to install modules. As a result, after the installation, an error was reported. I didn’t find a related article on the Internet. After working on it for
a while, I felt that it would be troublesome to fix the above error. After thinking about it for a while, I gave up, because I just use node Environment, using several node libraries. Direct installation is, refer to the link:install node
Check it out at the end:
2.3, Alibaba Cloud Server MySQL 8.0 enables remote connection
To install mysql first, you can install it directly on the pagoda panel. My version is 8X
one-click 管理员root to connect to the server. If you have not set or forgotten the server root password, just click the overview on the page below, and click to enter the page 重置密码.
1. Login to the database
mysql -u root -p
Enter the password (it will not be displayed after entering the password) and press Enter. If the password is not modified, it is the root password of your pagoda panel database:
2. Select the mysql library
use mysql;
3. Modify the password when connecting
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '连接用的密码';
4. List all users and hosts from the user table
select user,host from user;
5. Modify the ip address of the root user to %
update user set host='%' where user = 'root';
6. Refresh the permission information to make the update take effect
flush privileges;
7. Exit mysql
exit;
Screenshot:
By the way, it’s almost here, let’s goLet go of 3306the portIt's OK.
In Alibaba Cloud:
In the pagoda panel:
Reference Big Brother Article: Reference Article
2.4, local remote connection MySQL test
2.4.1, navicat remote connection test
没有标注的，就不用修改。
one,
two,
For the password shown above:
one,
ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY '连接用的密码';
The password you set when modifying
two,
Cool!The connection is successful, now you can easily type sql, and you can also view the data intuitively! Cool! ! !
2.4.2, python code connection test
code:
"""
CSDN: 抄代码抄错的小牛马
mailbox：[email protected]
"""
"""
params:
1、mysql: 指定那种数据库连接
2、username: root
3、password: 密码
4、databaseIP: 数据库IP端口：本地IP + MySQL端口: 127.0.0.1:3306
5、database_name: 要连接的数据库名字
6、pymysql 对应数据库操作驱动
"""
from sqlalchemy import create_engine
from sqlalchemy import text
from urllib.parse import quote_plus as urlquote
host = "你的服务器公网IP"
port = 3306
user = "root"
password = "连接用的密码"
database = "lucky"
url = f'mysql+pymysql://{
user}:{
urlquote(password)}@{
host}:{
port}/{
database}?charset=utf8'
engine = create_engine(url=url, echo=True, future=True)
# 测试连接是否成功
with engine.connect() as conn:
sql = "select * from `bus_source_log`"
result = conn.execute(text(sql))
print(result.all())
OK, see you next time~