airsonic_ynh/conf/systemd.service

# source file https://raw.githubusercontent.com/airsonic/airsonic/master/contrib/airsonic.service
# install documentation : https://airsonic.github.io/docs/install/war-standalone/

[Unit]
Description=__APP__ Media Server
After=remote-fs.target network.target
AssertPathExists=__FINALPATH__

[Service]
Type=simple
User=__APP__
Group=__APP__
Environment="JAVA_OPTS=-Xmx256m"
Environment="JAVA_ARGS="
EnvironmentFile=-/etc/default/__APP__
ExecStart=/usr/bin/java \
          $JAVA_OPTS \
          -Dairsonic.home=${AIRSONIC_HOME} \
          -Dserver.servlet.context-path=${CONTEXT_PATH} \
          -Dserver.port=${PORT} \
          -jar ${JAVA_JAR} $JAVA_ARGS

# See https://www.freedesktop.org/software/systemd/man/systemd.exec.html
# for details
DeviceAllow=char-alsa rw
NoNewPrivileges=yes
PrivateTmp=yes
PrivateUsers=yes
RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
RestrictNamespaces=yes
RestrictRealtime=yes
DevicePolicy=closed
SystemCallFilter=~@clock @debug @module @mount @obsolete @privileged @reboot @setuid @swap
ReadWritePaths=__FINALPATH__

# You can uncomment the following line if you're not using the jukebox
# This will prevent airsonic from accessing any real (physical) devices
#PrivateDevices=yes

# You can change the following line to `strict` instead of `full`
# if you don't want airsonic to be able to
# write anything on your filesystem outside of AIRSONIC_HOME.
ProtectSystem=full
ProtectControlGroups=yes
ProtectKernelModules=yes
ProtectKernelTunables=yes

# You can uncomment the following line if you don't have any media
# in /home/…. This will prevent airsonic from ever reading/writing anything there.
#ProtectHome=true

# You can uncomment the following line if you're not using the OpenJDK.
# This will prevent processes from having a memory zone that is both writeable
# and executeable, making hacker's lifes a bit harder.
#MemoryDenyWriteExecute=yes

[Install]
WantedBy=multi-user.target