bugfix:TSG-14782:使用systemd timer实现清理orphaned pods目录

ansible/roles/k3s-install/files/clean_orphaned_pods_dir.sh

@@ -3,7 +3,7 @@
 KUBELET_HOME=/var/lib
 for ((i=1; i<=5; i++));
 do
-	for podid in $(grep "orphaned pod" /var/log/messages | tail -1 | awk '{print $23}' | sed 's/\\\"//g');
+	for podid in $(grep -a "orphaned pod" /var/log/messages | tail -1 | awk '{print $23}' | sed 's/\\\"//g');
 	do
 		echo $podid
 		if [ ! -d ${KUBELET_HOME}/kubelet/pods/$podid ]; then

ansible/roles/k3s-install/files/crontab_clean_orphaned_pods_dir

@@ -1 +0,0 @@
-0 * * * * /opt/tsg/k3s/scripts/clean_orphaned_pods_dir.sh

ansible/roles/k3s-install/files/k3s-orphaned-pods-dir-clean.service

@@ -0,0 +1,11 @@
+[Unit]
+Description=Cleanup K3S Orphaned Pods Dir
+DefaultDependencies=no
+Conflicts=shutdown.target
+After=local-fs.target time-sync.target
+Before=shutdown.target
+
+[Service]
+Type=oneshot
+ExecStart=/opt/tsg/k3s/scripts/clean_orphaned_pods_dir.sh
+IOSchedulingClass=idle

ansible/roles/k3s-install/files/k3s-orphaned-pods-dir-clean.timer

@@ -0,0 +1,9 @@
+[Unit]
+Description=Daily Cleanup K3S Orphaned Pods Dir
+
+[Timer]
+OnBootSec=15min
+OnUnitActiveSec=1d
+
+[Install]
+WantedBy=timers.target

ansible/roles/k3s-install/tasks/main.yml

@@ -61,12 +61,22 @@
     dest: /opt/tsg/k3s/scripts/
     mode: 0755
 
-- name: "copy crontab file to dest"
-  copy:
-    src: "{{ role_path }}/files/crontab_clean_orphaned_pods_dir"
-    dest: /var/spool/cron/root
-
 - name: "copy override service file to dest"
   copy:
     src: "{{ role_path }}/files/service_set_RuntimeMaxSec.conf"
     dest: /usr/lib/systemd/system/k3s.service.d/
+
+- name: "copy k3s-orphaned-pods-dir-clean.service to destination"
+  copy:
+    src: "{{ role_path }}/files/k3s-orphaned-pods-dir-clean.service"
+    dest: /usr/lib/systemd/system/
+
+- name: "copy k3s-orphaned-pods-dir-clean.timer to destination"
+  copy:
+    src: "{{ role_path }}/files/k3s-orphaned-pods-dir-clean.timer"
+    dest: /usr/lib/systemd/system/
+
+- name: "enable k3s-orphaned-pods-dir-clean.timer"
+  systemd:
+    name: k3s-orphaned-pods-dir-clean.timer
+    enabled: yes