sysd-manager 2.19.4

Application to empower user to manage their <b>systemd units</b> via Graphical User Interface. Not only are you able to make changes to the enablement and running status of each of the units, but you will also be able to view and modify their unit files and check the journal logs.
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#!/usr/bin/env python3

import sys
import os
import inspect
import pwd
import shutil

# Get the parent directory
# currentdir = os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))
# parentdir = os.path.dirname(currentdir)
# sys.path.insert(0, parentdir)


from build_aux.build_common import *

os.chdir("..")

print(f"{color.CYAN}{color.BOLD}Info:{color.END} make source")

SERVICE_USER = pwd.getpwuid(os.getuid())[0]
BASE_NAME = "tiny_daemon"
SERVICE_NAME = "tiny_daemon.service"
SERVICE_DIR = f"{os.path.expanduser('~')}/bin"
LOGS_DIR = f"log/{BASE_NAME}"
SERVICE_PATH = f"/usr/lib/systemd/system/{SERVICE_NAME}"
EXEC_FILE = BASE_NAME
PROG_SOURCE_DIR = BASE_NAME

print(f"Service User = {color.CYAN}{color.BOLD}{SERVICE_USER}{color.END}")
print(f"Service Name = {color.CYAN}{color.BOLD}{SERVICE_NAME}{color.END}")
print(f"Service Directory = {color.CYAN}{color.BOLD}{SERVICE_DIR}{color.END}")
print(f"Service Path = {color.CYAN}{color.BOLD}{SERVICE_PATH}{color.END}")
print(f"Logs Directory = {color.CYAN}{color.BOLD}{LOGS_DIR}{color.END}")

os.path.expanduser("~")

print(f"Checking if the service '{SERVICE_NAME}' is running ...")


if (
    cmd_run(["systemctl", "is-active", "--quiet", SERVICE_NAME], on_fail_exit=False)
    == 0
):
    print(f"Service '{SERVICE_NAME}' is running")

    if cmd_run(["sudo", "systemctl", "stop", SERVICE_NAME]) == 0:
        print(f"Service '{SERVICE_NAME}' stopped")
    else:
        print(
            f"{color.BOLD}ERROR${color.END}: The service '{SERVICE_NAME}' can not be stopped"
        )
        exit(1)

else:
    print(f"Service '{SERVICE_NAME}' is not running")

print(f"Compile binary ...")
cmd_run(["cargo", "build", "--release"], cwd=PROG_SOURCE_DIR)

print(f"Install binary ...")
# Source path
cmd_run(["mkdir", "-p", SERVICE_DIR], verbose=False)

cwd = os.getcwd()
cmd_run(["cp", f"{cwd}/target/release/{EXEC_FILE}", f"{SERVICE_DIR}/{EXEC_FILE}"])

print(f"Creating Service unit file in '{SERVICE_PATH}' ...")

unit_file = f"""[Unit]
Description=It is tiny, but is not the tiniest
After=network.target

[Service]
SyslogIdentifier={BASE_NAME}
Restart=always
RestartSec=5
Type=simple
User={SERVICE_USER}
Group={SERVICE_USER}
WorkingDirectory={SERVICE_DIR}
ExecStart= "{SERVICE_DIR}/{EXEC_FILE}" --port 33001
ExecReload=/bin/kill -HUP $MAINPID
TimeoutStopSec=30
LogsDirectory="{LOGS_DIR}"

[Install]
WantedBy=multi-user.target"""

if os.geteuid() == 0:
    print("We're root!")
else:
    print("We're not root.")

cmd_run(
    [
        "sudo",
        "python3",
        "packaging/build_aux/write_to_file.py",
        SERVICE_PATH,
        unit_file,
    ],
    verbose=False,
)

print(f"{color.BOLD}Reload the systemd manager configuration ...{color.END}")
cmd_run(
    [
        "sudo",
        "systemctl",
        "daemon-reload",
    ]
)

print(f"{color.BOLD}Enable service ...{color.END}")
cmd_run(["sudo", "systemctl", "enable", SERVICE_NAME])

print(f"{color.BOLD}Start service ...{color.END}")
cmd_run(["sudo", "systemctl", "start", SERVICE_NAME])