Debian 10にNginxをリバースプロキシとして使用してWildFlyをインストールする方法

apt-get update -y  
apt-get upgrade -y

mkdir /usr/lib/jvm/  
tar -zxvf jdk-8u221-linux-x64.tar.gz -C /usr/lib/jvm/

update-alternatives --config java

There are 2 choices for the alternative java (providing /usr/bin/java).

  Selection    Path                                         Priority   Status
------------------------------------------------------------
* 0            /usr/lib/jvm/java-11-openjdk-amd64/bin/java   1111      auto mode
  1            /usr/lib/jvm/java-11-openjdk-amd64/bin/java   1111      manual mode
  2            /usr/lib/jvm/jdk1.8.0_221/bin/java            1         manual mode

Press  to keep the current choice[*], or type selection number: 2
update-alternatives: using /usr/lib/jvm/jdk1.8.0_221/bin/java to provide /usr/bin/java (java) in manual mode

java -version

java version "1.8.0_221"
Java(TM) SE Runtime Environment (build 1.8.0_221-b11)
Java HotSpot(TM) 64-Bit Server VM (build 25.221-b11, mixed mode)

groupadd -r wildfly  
useradd -r -g wildfly -d /opt/wildfly -s /sbin/nologin wildfly

wget https://download.jboss.org/wildfly/17.0.1.Final/wildfly-17.0.1.Final.zip

unzip wildfly-17.0.1.Final.zip

cp -r wildfly-17.0.1.Final /opt/wildfly

chown -RH wildfly:wildfly /opt/wildfly

mkdir /etc/wildfly  
cp /opt/wildfly/docs/contrib/scripts/systemd/wildfly.conf /etc/wildfly/

cp /opt/wildfly/docs/contrib/scripts/systemd/launch.sh /opt/wildfly/bin/

sh -c 'chmod +x /opt/wildfly/bin/*.sh'

cp /opt/wildfly/docs/contrib/scripts/systemd/wildfly.service /etc/systemd/system/

systemctl daemon-reload

systemctl start wildfly  
systemctl enable wildfly

systemctl status wildfly

? wildfly.service - The WildFly Application Server
   Loaded: loaded (/etc/systemd/system/wildfly.service; disabled; vendor preset: enabled)
   Active: active (running) since Tue 2019-09-10 00:19:27 EDT; 1s ago
 Main PID: 1142 (launch.sh)
    Tasks: 7 (limit: 1138)
   Memory: 24.7M
   CGroup: /system.slice/wildfly.service
           ??1142 /bin/bash /opt/wildfly/bin/launch.sh standalone standalone.xml 0.0.0.0
           ??1143 /bin/sh /opt/wildfly/bin/standalone.sh -c standalone.xml -b 0.0.0.0
           ??1200 java -D[Standalone] -server -Xms64m -Xmx512m -XX:MetaspaceSize=96M -XX:MaxMetaspaceSize=256m -Djava.net.preferIPv4Stack=true -

Sep 10 00:19:27 debian systemd[1]: Started The WildFly Application Server.

/opt/wildfly/bin/add-user.sh

What type of user do you wish to add? 
 a) Management User (mgmt-users.properties) 
 b) Application User (application-users.properties)
(a): a

Enter the details of the new user to add.
Using realm 'ManagementRealm' as discovered from the existing property files.
Username : wildflyadmin
Password recommendations are listed below. To modify these restrictions edit the add-user.properties configuration file.
 - The password should be different from the username
 - The password should not be one of the following restricted values {root, admin, administrator}
 - The password should contain at least 8 characters, 1 alphabetic character(s), 1 digit(s), 1 non-alphanumeric symbol(s)
Password : 
Re-enter Password : 
What groups do you want this user to belong to? (Please enter a comma separated list, or leave blank for none)[  ]: 
About to add user 'wildflyadmin' for realm 'ManagementRealm'
Is this correct yes/no? yes
Added user 'wildflyadmin' to file '/opt/wildfly/standalone/configuration/mgmt-users.properties'
Added user 'wildflyadmin' to file '/opt/wildfly/domain/configuration/mgmt-users.properties'
Added user 'wildflyadmin' with groups  to file '/opt/wildfly/standalone/configuration/mgmt-groups.properties'
Added user 'wildflyadmin' with groups  to file '/opt/wildfly/domain/configuration/mgmt-groups.properties'
Is this new user going to be used for one AS process to connect to another AS process? 
e.g. for a slave host controller connecting to the master or for a Remoting connection for server to server EJB calls.
yes/no? yes
To represent the user add the following to the server-identities definition 

nano /etc/wildfly/wildfly.conf

WILDFLY_CONSOLE_BIND=0.0.0.0

nano /opt/wildfly/bin/launch.sh

if [ "x$WILDFLY_HOME" = "x" ]; then
    WILDFLY_HOME="/opt/wildfly"
fi

if [[ "$1" == "domain" ]]; then
    $WILDFLY_HOME/bin/domain.sh -c $2 -b $3 -bmanagement $4
else
    $WILDFLY_HOME/bin/standalone.sh -c $2 -b $3 -bmanagement $4
fi

nano /etc/systemd/system/wildfly.service

[Unit]
Description=The WildFly Application Server
After=syslog.target network.target
Before=httpd.service

[Service]
Environment=LAUNCH_JBOSS_IN_BACKGROUND=1
EnvironmentFile=-/etc/wildfly/wildfly.conf
User=wildfly
LimitNOFILE=102642
PIDFile=/var/run/wildfly/wildfly.pid
ExecStart=/opt/wildfly/bin/launch.sh $WILDFLY_MODE $WILDFLY_CONFIG $WILDFLY_BIND $WILDFLY_CONSOLE_BIND
StandardOutput=null

[Install]
WantedBy=multi-user.target

mkdir /var/run/wildfly/  
chown wildfly:wildfly /var/run/wildfly/

systemctl daemon-reload  
systemctl restart wildfly

apt-get install nginx -y

nano /etc/nginx/sites-available/wildfly.conf

upstream wildfly {
  server 127.0.0.1:8080 weight=100 max_fails=5 fail_timeout=5;
}

server {
  listen          80;
  server_name     192.168.0.4;

  location / {
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Server $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_pass http://wildfly/;
  }
}

ginx -t

ginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful

ln -s /etc/nginx/sites-available/wildfly.conf /etc/nginx/sites-enabled/  
systemctl restart nginx