2 files changed, 51 insertions, 0 deletions
diff --git a/script/install.py b/script/install.py
new file mode 100644
index 0000000..e08f8c5
--- /dev/null
+++ b/script/install.py
@@ -0,0 +1,35 @@
+#!/usr/bin/env python3
+
+import re
+import sys
+from pathlib import Path
+
+
+def install_service_unit(prefix):
+    project_path = Path(__file__).parents[1]
+
+    if prefix == "usr":
+        install_path = Path("/etc/systemd/system")
+    elif prefix == "usr/local":
+        install_path = Path("/usr/local/lib/systemd/system")
+    else:
+        raise Exception("first arg <prefix> must be one of `usr` or `usr/local`")
+
+    def substitute(match):
+        if match[1] == "PROJECT_PATH":
+            return str(project_path)
+        else:
+            raise KeyError(match[1])
+
+    service_text_in = open(
+        project_path / "script" / "jwebmail.service.in", mode="r"
+    ).read()
+    service_text = re.sub("@(\w+)@", substitute, service_text_in, flags=re.ASCII)
+
+    install_path.mkdir(0o755, True, True)
+
+    open(install_path / "jwebmail.service", mode="w").write(service_text)
+
+
+if __name__ == "__main__":
+    install_service_unit(sys.argv[1] if len(sys.argv) == 2 else '')
diff --git a/script/jwebmail.service.in b/script/jwebmail.service.in
new file mode 100644
index 0000000..2be6e5d
--- /dev/null
+++ b/script/jwebmail.service.in
@@ -0,0 +1,16 @@
+[Unit]
+Description=JWebmail managed by gunicorn
+After=network.target
+Requires=redis.service
+
+[Service]
+Type=exec
+User=jmhoffmann
+Environment=JWEBMAIL_CONFIG="/@PREFIX@/jwebmail.toml"
+ExecStart=@PROJECT_PATH@/.venv/bin/gunicorn -b :5000 -w 4 --pythonpath "@PROJECT_PATH@/src/" -n jwebmail 'jwebmail:create_app()'
+ExecReload=/bin/kill -s HUP $MAINPID
+KillMode=mixed
+TimeoutStopSec=5
+
+[Install]
+WantedBy=multi-user.target