INI parser for systemd config files. Set of fluent builders to create and modify unit files. Based on systemd v255.4
yarn add @systemd-js/confParse systemd ini file into object.
Note: Ini parser is not fully implemented, lacks support for escaping and quoting.
import {INI} from "@systemd-js/conf";
const unit = `
[Unit]
Description=example
After=network.target
[Install]
WantedBy=multi-user.target
[Service]
ExecPreStart=/opt/example/agent start-1
ExecPreStart=/opt/example/agent start-2
ExecStart=/opt/example/agent start
EnvironmentFile=/opt/example/.env
Restart=always
PrivateTmp=yes
User=root
`;
const ini = INI.fromString(unit).toObject();
{
Unit: {
Description: "example",
After: "network.target",
},
Install: {
WantedBy: "multi-user.target",
},
Service: {
ExecPreStart: [
"/opt/example/agent start-1",
"/opt/example/agent start-2",
],
ExecStart: "/opt/example/agent start",
EnvironmentFile: "/opt/example/.env",
Restart: "always",
PrivateTmp: true,
User: "root",
},
};Create service unit for ini string and modify service user definition.
const unit = `
[Unit]
Description=example
After=network.target
[Install]
WantedBy=multi-user.target
[Service]
ExecPreStart=/opt/example/agent start-1
ExecPreStart=/opt/example/agent start-2
ExecStart=/opt/example/agent start
EnvironmentFile=/opt/example/.env
Restart=always
PrivateTmp=yes
User=root
`;
const ini = INI.fromString(unit)
const service = Service.fromINI(ini)
service
.getServiceSection()
.setUser("test")
service.toINIString();Create service unit using fluent builder
import {Service} from "@systemd-js/config";
const service = new Service();
service
.getUnitSection()
.setDescription("This is a example unit")
service
.getInstallSection()
.setWantedBy("multi-user.target")
service
.getServiceSection()
.setType("simple")
.setWorkingDirectory("/tmp")
.setRestart("always")
.setExecStartPre("/usr/bin/echo 'Before'")
.setExecStart("/usr/bin/echo 'Hello World'")
.setExecStartPost("/usr/bin/echo 'After'")Create timer unit using fluent builder
import {Timer} from "@systemd-js/config";
const timer = new Timer()
timer
.getUnitSection()
.setDescription("example")
.setAfter("network.target");
timer
.getInstallSection()
.setWantedBy("multi-user.target");
timer
.getTimerSection()
.setOnCalendar("daily")
.setUnit("postgresql-dump.target");