Added a script for creating a systemd service and systemd timer files; Slightly improved some code in main script

1 files changed, 48 insertions, 0 deletions

diff --git a/systemd-service-create.py b/systemd-service-create.py
new file mode 100755
index 0000000..4527bd4
--- /dev/null
+++ b/systemd-service-create.py
@@ -0,0 +1,48 @@
+#!/bin/python3
+import os
+
+# This tests root permissions by trying to write a file (it deletes it afterwards)
+# "Easer to Ask Forgiveness than permission" https://stackoverflow.com/a/2806932/12036073
+try:
+    test = open(r"/etc/test", "w")
+    test.close();
+    os.remove(r"/etc/test")
+except PermissionError as e:
+    exit("You must run this script as root!")
+
+cwd = os.getcwd()
+
+if "home" in cwd:
+    print("Warning: you are running this script from the home directory! If you use SELinux, the service won't work (https://serverfault.com/a/957087/592409)!")
+
+service_file = open(r"/etc/systemd/system/reposync.service", "w")
+service_file.write(
+f"""[Unit]
+Description=Python script for synchronizing repositories
+
+[Service]
+Type=oneshot
+WorkingDirectory={cwd}
+ExecStart={cwd}/reposync.py
+""")
+service_file.close()
+
+timer_file = open(r"/etc/systemd/system/reposync.timer", "w")
+timer_file.write(
+f"""[Unit]
+Description=Python script for synchronizing repositories
+
+[Timer]
+OnBootSec=10min
+OnUnitActiveSec=10min
+
+[Install]
+WantedBy=timers.target
+""")
+timer_file.close()
+
+print(
+"""reposync.service and reposync.timer files created successfully!
+You'll now need to run the following to activate them (as root): systemctl daemon-reload && systemctl start reposync.timer
+To remove them, execute (as root) this: rm -f /etc/systemd/system/reposync.*
+""")