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hoto/systemd-prblm.service

Forked from nickjacob/systemd-prblm.service
Created June 27, 2017 14:38
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execute arbitrary bash code/variable substitution in systemd units
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systemd-prblm.service
[Unit]
Description=Demonstrate Bash
[Service]
ExecStartPre=/usr/bin/bash -c "/usr/bin/systemctl set-environment MYVAR=$(( 2 + 2 ))"
ExecStart=/usr/bin/ech "2 + 2 = ${MYVAR}"
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