From 917dae5a965dc27bc84b34d83a0a2052aa35fbd1 Mon Sep 17 00:00:00 2001
From: Gerhard Hoffmann <g.hoffmann@atb-online.eu>
Date: Sat, 4 Jun 2022 14:00:53 +0200
Subject: [PATCH] add simple log-facility (replace when syslogd available)

---
 log_helpers.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 log_helpers.sh

diff --git a/log_helpers.sh b/log_helpers.sh
new file mode 100755
index 0000000..4840ef0
--- /dev/null
+++ b/log_helpers.sh
@@ -0,0 +1,17 @@
+#!/bin/bash
+# set -x 
+
+log() {
+    local log_file=/var/log/update_controller.log
+    if [ -f "$log_file" ]; then
+        touch $log_file
+    fi
+    if [ $(wc -l < $log_file) > 100000 ]; then
+        # remove first line
+        sed -e 1d -i $log_file
+    fi
+    message="$(date +'%D_%T'): $*"
+    printf "$message\n"
+    printf "$message\n" >> $log_file
+}
+# log "test message1" "test message2"