WIP: Job to retrieve node information for monitoring.

server/db/patches/002_add-node-status-table.sql

@@ -0,0 +1,15 @@
+CREATE TABLE node_state (
+    id INTEGER PRIMARY KEY,
+
+    mac VARCHAR(17) NOT NULL UNIQUE,
+
+    state VARCHAR(10) NOT NULL,
+    last_seen DATETIME NOT NULL,
+
+    import_timestamp DATETIME NOT NULL,
+
+    last_status_mail_send DATETIME,
+
+    created_at DATETIME DEFAULT (strftime('%s','now')) NOT NULL,
+    modified_at DATETIME DEFAULT (strftime('%s','now')) NOT NULL
+);