From 85d99c3e56ae29d2eeaa75fd78d2c1f2da264171 Mon Sep 17 00:00:00 2001
From: Kovasky Buezo <kbuezo@win.agrajag.cloud@dev.agrajag.cloud>
Date: Mon, 15 Apr 2024 13:30:04 -0400
Subject: [PATCH] reduce ipmi calls

---
 proxmox/fan_control/fan_control.sh | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/proxmox/fan_control/fan_control.sh b/proxmox/fan_control/fan_control.sh
index 4c863bd..0627aff 100644
--- a/proxmox/fan_control/fan_control.sh
+++ b/proxmox/fan_control/fan_control.sh
@@ -20,14 +20,16 @@ check_temperature() {
     sorted_temps=($(printf "%s\n" "${temp_arr[@]}" | sort -nr))
     max_temp=${sorted_temps[0]}
 
-    if [ "$max_temp" -le 60 ]; then
+    if [ "$max_temp" -le 60 ] && [ "$CURRENT_PROFILE" != "MANUAL" ]; then
         # enable manual fan control
         ipmitool -I lanplus -H "$HOST" -U "$USER" -P "$PASS" raw 0x30 0x30 0x01 0x00 &> /dev/null
         # set initial fan to 20%
         ipmitool -I lanplus -H "$HOST" -U "$USER" -P "$PASS" raw 0x30 0x30 0x02 0xff 0x14 &> /dev/null
-    else
+        CURRENT_PROFILE="MANUAL"
+    elif [ "$max_temp" -gt 60 ] && [ "$CURRENT_PROFILE" != "AUTO" ]; then
         # enable Dell fan control
         ipmitool -I lanplus -H "$HOST" -U "$USER" -P "$PASS" raw 0x30 0x30 0x01 0x01 &> /dev/null
+        CURRENT_PROFILE="AUTO"
     fi
 }
 
@@ -46,6 +48,7 @@ HOST=""
 USER=""
 PASS=""
 VMID=""
+CURRENT_PROFILE=""
 
 start_time=$(ps -o lstart= -p $(cat /var/run/qemu-server/$VMID.pid))
 start_time=$(date -d "$start_time" +%s)
@@ -59,5 +62,10 @@ disable_third_party_mode
 
 while true; do
     check_temperature
-    sleep 60
+
+    if [[ "$CURRENT_PROFILE" == "AUTO" ]]; then 
+        sleep 300 
+    else 
+        sleep 60 
+    fi
 done