[UPD] script refactor install_daemon, python script to customize services

script/install/install_production.sh

@@ -8,7 +8,7 @@ sudo adduser --system --quiet --shell=/bin/bash --home=/${EL_USER} --gecos 'ERPL
 sudo adduser ${EL_USER} sudo
 
 echo -e "\n---- Creating the ERPLIBRE PostgreSQL User  ----"
-sudo su - postgres -c "createuser -s ${EL_USER}" 2> /dev/null || true
+sudo su - postgres -c "createuser -s ${EL_USER}" 2>/dev/null || true
 
 #echo -e "\n---- Create Log directory ----"
 #sudo mkdir /var/log/${EL_USER}
@@ -22,8 +22,8 @@ sudo chown -R ${EL_USER}:${EL_USER} ${EL_HOME}
 # Install ERPLIBRE
 #--------------------------------------------------
 echo -e "\n==== Clone this installation  ===="
-REMOTE_URL_GIT=`git remote get-url origin`
-BRANCH_GIT=`git rev-parse --abbrev-ref HEAD`
+REMOTE_URL_GIT=$(git remote get-url origin)
+BRANCH_GIT=$(git rev-parse --abbrev-ref HEAD)
 if [ "HEAD" = "${BRANCH_GIT}" ]; then
   # Checkout version of env_var.sh
   sudo su ${EL_USER} -c "git clone --branch v${ERPLIBRE_VERSION} ${REMOTE_URL_GIT} ${EL_HOME_ERPLIBRE}"
@@ -43,9 +43,9 @@ cd ${LAST_PWD}
 #--------------------------------------------------
 # Adding ERPLIBRE as a daemon
 #--------------------------------------------------
-./script/install/install_daemon.sh
+./script/systemd/install_daemon.sh
 
 #--------------------------------------------------
 # Install Nginx if needed
 #--------------------------------------------------
-./script/install/install_production_nginx.sh
+./script/install/install_production_nginx.sh

script/systemd/install_daemon.py

@@ -0,0 +1,180 @@
+#!/usr/bin/env python3
+# © 2021-2024 TechnoLibre (http://www.technolibre.ca)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl)
+
+import argparse
+import os
+import stat
+import subprocess
+import sys
+from pathlib import Path
+
+UNIT_TEMPLATE = """[Unit]
+Description=ERPLibre for {user}
+Requires=postgresql.service
+After=network.target network-online.target postgresql.service
+
+[Service]
+Type=simple
+SyslogIdentifier={user}
+PermissionsStartOnly=true
+User={user}
+Group={user}
+Restart=always
+RestartSec=5
+PIDFile={home_erplibre}/.venv.erplibre/service.pid
+ExecStart={home_erplibre}/run.sh{EXEC_PARAM}
+WorkingDirectory={home_erplibre}
+StandardOutput=journal+console
+
+[Install]
+WantedBy=multi-user.target
+"""
+
+
+def ensure_root():
+    if os.geteuid() != 0:
+        sys.exit("❌ This script must be run as root (use sudo or root).")
+
+
+def run(cmd: list[str]) -> None:
+    subprocess.run(cmd, check=True)
+
+
+def w_cmd(param: str, arg: str = None) -> str:
+    if not arg:
+        if type(arg) is str:
+            return ""
+        return param
+    return f"{param} {arg}"
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description="Create and enable a SystemD service for ERPLibre (Python equivalent of the bash script)."
+    )
+
+    # Exposed variables as configurable parameters
+    parser.add_argument(
+        "--user",
+        required=True,
+        help="Linux user running the service (e.g. erplibre)",
+    )
+    parser.add_argument(
+        "--home-erplibre",
+        help="Path to erplibre directory, workspace root path.",
+    )
+    parser.add_argument("--port", help="Application port (for information).")
+    parser.add_argument(
+        "--database",
+        help="Database name to run only with it (for information).",
+    )
+    parser.add_argument(
+        "--config-name",
+        help="Service name (and systemd file name without .service). Default: user",
+    )
+
+    # Utility flags
+    parser.add_argument(
+        "--no-enable",
+        action="store_true",
+        help="Do not enable service on boot.",
+    )
+    parser.add_argument(
+        "--no-restart",
+        action="store_true",
+        help="Do not restart the service after setup.",
+    )
+    parser.add_argument(
+        "--dry-run",
+        action="store_true",
+        help="Show what would be done without changing the system.",
+    )
+    args = parser.parse_args()
+
+    ensure_root()
+
+    # Default paths and fallback values (same logic as in the bash script)
+    el_user = args.user
+    el_home_erplibre = args.home_erplibre or os.getcwd()
+    el_config_name = args.config_name or f"erplibre_{el_user}_{os.path.basename(os.getcwd())}"
+    exec_param = (
+        " "
+        + f" {w_cmd("-d", args.database or "")} {w_cmd("-p", args.port or "")}".strip()
+    )
+
+    # Render the systemd service file content
+    unit_content = UNIT_TEMPLATE.format(
+        user=el_user,
+        home_erplibre=el_home_erplibre,
+        EXEC_PARAM=exec_param,
+    )
+
+    unit_dest_path = Path(f"/etc/systemd/system/{el_config_name}.service")
+
+    print("* Final systemd file location:", unit_dest_path)
+
+    if args.dry_run:
+        print("\n--- GENERATED CONTENT ---\n")
+        print(unit_content)
+        print("\n--- END ---")
+        print("\n(dry-run) No files written, no systemctl commands executed.")
+        return
+
+    # Write temporary unit file
+    unit_dest_path.write_text(unit_content, encoding="utf-8")
+
+    # chmod 755
+    print("* Setting permissions to 755")
+    unit_dest_path.chmod(
+        stat.S_IRUSR
+        | stat.S_IWUSR
+        | stat.S_IXUSR
+        | stat.S_IRGRP
+        | stat.S_IXGRP
+        | stat.S_IROTH
+        | stat.S_IXOTH
+    )
+
+    # chown root:root
+    print("* Changing owner to root:root")
+    os.chown(unit_dest_path, 0, 0)
+
+    # Sanity checks
+    if not Path(el_home_erplibre).exists():
+        print(f"⚠️  Warning: {el_home_erplibre} does not exist.")
+    if not Path(el_home_erplibre, "run.sh").exists():
+        print(f"⚠️  Warning: {el_home_erplibre}/run.sh does not exist.")
+
+    # Reload systemd and enable service
+    print("* Reloading systemd daemon")
+    run(["systemctl", "daemon-reload"])
+
+    if not args.no_enable:
+        print(f"* Enabling service at boot: {el_config_name}.service")
+        run(["systemctl", "enable", f"{el_config_name}.service"])
+    else:
+        print("* (skip) enable step")
+
+    if not args.no_restart:
+        print(f"* Restarting service: {el_config_name}.service")
+        run(["systemctl", "restart", f"{el_config_name}.service"])
+    else:
+        print("* (skip) restart step")
+
+    # Summary (equivalent of bash echo block)
+    print("\n-----------------------------------------------------------")
+    print("Done! ERPLibre service created and started. Details:")
+    print(f"Port: {args.port}")
+    print(f"Service user: {el_user}")
+    print(f"Systemd file: {unit_dest_path}")
+    print(f"Start:   systemctl start {el_config_name}")
+    print(f"Stop:    systemctl stop {el_config_name}")
+    print(f"Restart: systemctl restart {el_config_name}")
+    print(f"Status:  systemctl status {el_config_name}")
+    print(f"Logs:    journalctl -feu {el_config_name}")
+    print("-----------------------------------------------------------")
+
+
+if __name__ == "__main__":
+    main()

script/systemd/install_daemon.sh

@@ -16,7 +16,7 @@
 #--------------------------------------------------
 echo -e "\n* Create init file"
 sudo rm -f /tmp/${EL_CONFIG}
-cat <<EOF > /tmp/${EL_CONFIG}
+cat <<EOF >/tmp/${EL_CONFIG}
 [Unit]
 Description=${EL_USER}
 Requires=postgresql.service