Support multi node with volume claim

manifests/common.tf

@@ -16,7 +16,7 @@ dest_channel_id = "${var.dest_channel_id}"
 webhook_id = "${var.webhook_id}"
 
 df {
-    fs_name = "/dev/mapper/vg1-data--kube"
+    fs_name = "10.32.0.152:/export/pvc-"
     critical = "85"
 }
 EOF
@@ -28,6 +28,22 @@ locals {
   checked_filesystem = "host-checked-filesystem"
 }
 
+resource "kubernetes_persistent_volume_claim" "var_lib_kubernetes_volume_claim" {
+  metadata {
+    namespace = kubernetes_namespace.monitoring_namespace.id
+    name = "monitoring-slack-bot-pvc"
+  }
+  spec {
+    storage_class_name = "dx30-nfs"
+    access_modes = ["ReadWriteMany"]
+    resources {
+      requests = {
+        storage = "2Gi"
+      }
+    }
+  }
+}
+
 resource "kubernetes_cron_job" "slack_bot_checker" {
   metadata {
     name = "system-cron-bot-job"
@@ -57,9 +73,8 @@ resource "kubernetes_cron_job" "slack_bot_checker" {
           spec {
             volume {
               name = local.checked_filesystem
-              host_path {
-                path = "/var/lib/kubernetes/volumes"
-                type = "Directory"
+              persistent_volume_claim {
+                claim_name = kubernetes_persistent_volume_claim.var_lib_kubernetes_volume_claim.metadata.0.name
               }
             }
             volume {

pkg/check/df.go

@@ -86,7 +86,7 @@ func (dc *DfChecker) FileSystemUsedCheck(dfOut DfStdout, param DfParameter) noti
 	}
 	found := false
 	for _, line := range dfOut {
-		if line.Filesystem == param.FileSystemName {
+		if strings.Contains(line.Filesystem, param.FileSystemName) {
 			if line.PourcentUsed > param.CriticalPourcent {
 				text := fmt.Sprintf("%s : fs '%s' critial %d%%, used %d%% \n", dc.alertingMessage, line.Filesystem, param.CriticalPourcent, line.PourcentUsed)
 				message = notify.Message{