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root@2f052a03fe97:/var/www# printenv
YARN_VERSION=1.21.1
DB_HOST=mysql
HOSTNAME=2f052a03fe97
NODE_PATH=.
NODE_ENV=development
DB_HOST:=mysql
PWD=/var/www
HOME=/root
NODE_VERSION=10.19.0
TERM=xterm
SHLVL=1
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/binVC
root@2f052a03fe97:/var/www# printenv
YARN_VERSION=1.21.1
DB_HOST=mysql
HOSTNAME=2f052a03fe97
NODE_PATH=.
NODE_ENV=development
DB_HOST:=mysql
PWD=/var/www
HOME=/root
NODE_VERSION=10.19.0
TERM=xterm
SHLVL=1
PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/binVC
VC
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VC
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PING mysql (172.21.0.2) 56(84) bytes of data.
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=1 ttl=64 time=0.048 ms
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=2 ttl=64 time=0.054 ms
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=3 ttl=64 time=0.052 ms
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=4 ttl=64 time=0.100 msVC
PING mysql (172.21.0.2) 56(84) bytes of data.
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=1 ttl=64 time=0.048 ms
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=2 ttl=64 time=0.054 ms
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=3 ttl=64 time=0.052 ms
64 bytes from mysql.test-app_default (172.21.0.2): icmp_seq=4 ttl=64 time=0.100 msА
VC
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const config = require('config');
const mysql = require('mysql');
const host = process.env.DB_HOST || '127.0.0.1';
console.log('process.env.DB_HOST ', host);
const pool = mysql.createPool({
host: host,
port: '3306',
user: '***',
password: '***',
database: '***',
connectionLimit: 1,
});
больше нет ниче связанного с коннектомVC
const config = require('config');
const mysql = require('mysql');
const host = process.env.DB_HOST || '127.0.0.1';
console.log('process.env.DB_HOST ', host);
const pool = mysql.createPool({
host: host,
port: '3306',
user: '***',
password: '***',
database: '***',
connectionLimit: 1,
});
больше нет ниче связанного с коннектомА