collector: improve the log time format

hack/collector-harvester

@@ -1,5 +1,6 @@
 #!/bin/bash -ux
 
+source /tmp/common
 HOST_PATH=$1
 BUNDLE_DIR=$2
 
@@ -99,18 +100,18 @@ mv $HOST_PATH/var/log/scc_supportconfig_$SUPPORT_BUNDLE_NODE_NAME.txz ./scc
 mkdir -p logs
 cd logs
 
-chroot $HOST_PATH /usr/bin/journalctl -k > kernel.log
+chroot $HOST_PATH $JOURNALCTL -k > kernel.log
 # also collect logs of previous two boots
 for ((i=1; i<=2; i++)); do
   log_name="kernel.log.$i"
-  chroot $HOST_PATH /usr/bin/journalctl -k -b $((-i)) > $log_name
+  chroot $HOST_PATH $JOURNALCTL -k -b $((-i)) > $log_name
   [ ! -s $log_name ] && rm -f $log_name
 done
 
 units=(rke2-server rke2-agent rancherd rancher-system-agent wicked iscsid)
 
 for unit in ${units[@]}; do
-    chroot $HOST_PATH /usr/bin/journalctl -b all -u $unit | tail -c 10m > $unit.log
+    chroot $HOST_PATH $JOURNALCTL -b all -u $unit | tail -c 10m > $unit.log
 done
 
 cp ${HOST_PATH}/var/lib/rancher/rke2/agent/logs/kubelet.log .

hack/collector-longhorn

@@ -1,5 +1,6 @@
 #!/bin/bash -ux
 
+source /tmp/common
 HOST_PATH=$1
 BUNDLE_DIR=$2
 
@@ -33,11 +34,11 @@ function collect_syslog(){
 function collect_kubelet_log(){
     # On Linux nodes that use systemd, the kubelet and container runtime write to journald by default.
     # ref. https://kubernetes.io/docs/concepts/cluster-administration/logging/#log-location-node
-    chroot ${HOST_PATH} /usr/bin/journalctl -r -u kubelet > kubelet.log
+    chroot ${HOST_PATH} $JOURNALCTL -r -u kubelet > kubelet.log
 
     # For K3s cluster
-    chroot ${HOST_PATH} /usr/bin/journalctl -r -u k3s.service > k3s-service.log
-    chroot ${HOST_PATH} /usr/bin/journalctl -r -u k3s-agent.service > k3s-agent-service.log
+    chroot ${HOST_PATH} $JOURNALCTL -r -u k3s.service > k3s-service.log
+    chroot ${HOST_PATH} $JOURNALCTL -r -u k3s-agent.service > k3s-agent-service.log
 
     if [ -f ${RKE2_KUBELET_LOG_PATH} ]; then
         cp ${RKE2_KUBELET_LOG_PATH} .

hack/common

@@ -0,0 +1,2 @@
+
+JOURNALCTL="/usr/bin/journalctl -o short-precise"

package/Dockerfile

@@ -35,4 +35,6 @@ RUN chmod +x /usr/bin/support-bundle-kit
 ADD hack/collector-* /usr/bin/
 RUN chmod +x /usr/bin/collector-*
 
+ADD hack/common /tmp/
+
 ENTRYPOINT ["entrypoint.sh"]