Add disk sensor

[khatus.git] / x4 / bin / khatus_x4_sensor_disk

diff --git a/x4/bin/khatus_x4_sensor_disk b/x4/bin/khatus_x4_sensor_disk
new file mode 100755 (executable)
index 0000000..7beebd3
--- /dev/null
+++ b/x4/bin/khatus_x4_sensor_disk
@@ -0,0 +1,37 @@
+#! /bin/sh
+
+set -e
+
+bin_dir="$(dirname $(realpath $0))"
+
+. "$bin_dir/khatus_x4_lib_common_sensor.sh"
+
+while :
+do
+    case "$1"
+    in '')
+        break
+    ;; -f|--file)
+        case "$2"
+        in '')
+            printf "Option $1 requires and argument\n" >&2
+            exit 1
+        ;; *)
+            file="$2"
+            shift 2
+        esac
+    ;; *)
+        shift 1
+    esac
+done
+
+sensor() {
+    df --output=pcent "$file" | awk '
+        NR == 2 {
+            sub("%$", "", $1)
+            print("disk_usage_percentage", $1)
+        }
+    '
+}
+
+run_as_poller