From dffca5e6193e4f74c0071557dabd8e871e13a906 Mon Sep 17 00:00:00 2001
From: leiweibau <105860611+leiweibau@users.noreply.github.com>
Date: Wed, 3 Aug 2022 18:48:12 +0200
Subject: [PATCH] Add "cleanup" parameter

- a section for future automated cleanup tasks.
- add cleanup to the .cron file
- add cleaning "Online_History" exept the last 1 day
---
 back/pialert.py      | 24 +++++++++++++++++++++++-
 install/pialert.cron |  1 +
 2 files changed, 24 insertions(+), 1 deletion(-)

diff --git a/back/pialert.py b/back/pialert.py
index 6bc99bb3..ace836d0 100644
--- a/back/pialert.py
+++ b/back/pialert.py
@@ -71,13 +71,15 @@ def main ():
 
     # Check parameters
     if len(sys.argv) != 2 :
-        print ('usage pialert [scan_cycle] | internet_IP | update_vendors' )
+        print ('usage pialert [scan_cycle] | internet_IP | update_vendors | cleanup' )
         return
     cycle = str(sys.argv[1])
 
     ## Main Commands
     if cycle == 'internet_IP':
         res = check_internet_IP()
+    elif cycle == 'cleanup':
+        res = cleanup_database()
     elif cycle == 'update_vendors':
         res = update_devices_MAC_vendors()
     elif cycle == 'update_vendors_silent':
@@ -253,6 +255,26 @@ def check_IP_format (pIP):
     return IP.group(0)
 
 
+#===============================================================================
+# INTERNET IP CHANGE
+#===============================================================================
+def cleanup_database ():
+    # Header
+    print ('Cleanup Database')
+    print ('    Timestamp:', startTime )
+
+    openDB()
+
+    # Cleanup Online History
+    print ('\nCleanup Online_History')
+    sql.execute ("""DELETE FROM Online_History WHERE Scan_Date <= date('now', '-1 day')""")
+
+    closeDB()
+
+    # OK
+    return 0
+
+
 #===============================================================================
 # UPDATE DEVICE MAC VENDORS
 #===============================================================================
diff --git a/install/pialert.cron b/install/pialert.cron
index 379fe93f..3a333f00 100644
--- a/install/pialert.cron
+++ b/install/pialert.cron
@@ -11,3 +11,4 @@
 */3 * * * *    python ~/pialert/back/pialert.py internet_IP    >~/pialert/log/pialert.IP.log       2>&1
 */5 * * * *    python ~/pialert/back/pialert.py 1              >~/pialert/log/pialert.1.log        2>&1
 #*/15 * * * *   python ~/pialert/back/pialert.py 15             >~/pialert/log/pialert.15.log       2>&1
+0 3 * * 1      python ~/pialert/back/pialert.py cleanup        >~/pialert/log/pialert.1.log        2>&1
\ No newline at end of file