initial

poweredge/ipmi-fancontrol.sh

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+#!/bin/sh -e
+#
+# script to manage fan speeds on dell poweredge servers
+# note: uses default creds of root/calvin
+#
+# * NOTE: *
+# To resolve ipmi issue, need to change the IPMI over LAN setting from
+# [Disabled] to [Enabled] in the iDRAC/iLO.
+#
+
+# default creds are root/calvin
+: "${IDRAC_USER:=root}"
+: "${IDRAC_PW:=calvin}"
+
+usage() {
+    >&2 printf 'Usage: %s host [-a]|[1-100]\n' "${0##*/}"
+    exit 1
+}
+
+dec2hex() {
+    printf '%x\n' "$1"
+}
+
+sendcommand() {
+    # shellcheck disable=2086
+    ipmitool \
+        -I lanplus \
+        -H "${IDRAC_IP:-192.168.0.94}" \
+        -U "$IDRAC_USER" \
+        -P "$IDRAC_PW" \
+        $1
+}
+
+manual='raw 0x30 0x30 0x01 0x00'
+auto='raw 0x30 0x30 0x01 0x01'
+
+case $1 in
+    -h|--help)
+        usage
+esac
+
+case ${1#-} in
+    m|manual)
+        sendcommand "$manual"
+        ;;
+    a|automatic)
+        sendcommand "$auto"
+        ;;
+    *)
+        sendcommand "$manual" &&
+        case $1 in
+            [1-9])
+                sendcommand "raw 0x30 0x30 0x02 0xff 0x0$1"
+                ;;
+            *)
+                sendcommand "raw 0x30 0x30 0x02 0xff 0x0$(dec2hex "$1")"
+        esac
+esac