Derby Network Server & supervisord integration

Download & Install Derby

download Derby For Java 8 and Higher, such as derby-10.14.1.0 untar derby distribution under /opt/derby [https://db.apache.org/derby/derby_downloads.html]

Integrate with supervisord

cat >> /etc/supervisord.d/derby.ini << EOF
[program:derby]
command=/opt/derby/bin/startNetworkServer -h 0.0.0.0 ; the program (relative uses PATH, can take args)
process_name=%(program_name)s  ; process_name expr (default %(program_name)s)
numprocs=1                     ; number of processes copies to start (def 1)
directory=/opt/derby           ; directory to cwd to before exec (def no cwd)
priority=1                     ; the relative start priority (default 999)
startsecs=10                    ; number of secs prog must stay running (def. 1)
user=spark                     ; setuid to this UNIX account to run the program
redirect_stderr=true          ; redirect proc stderr to stdout (default false)
stdout_logfile=/var/log/%(program_name)s-stdout.log        ; stdout log path, NONE for none; default AUTO
EOF

supervisorctl reread
supervisorctl update