automation-suite
2023.10
true
Guía de instalación de Automation Suite en Linux
Last updated 4 de nov. de 2024

El vaciado de los nodos no se produce en los nodos detenidos

Descripción

Si un nodo se detiene en un clúster y sus pods correspondientes no se reprograman en nodos disponibles tras 15 minutos, ejecuta el siguiente script para drenarlo manualmente.

#!/bin/sh

KUBECTL="/usr/local/bin/kubectl"

# Get only nodes which are not drained yet
NOT_READY_NODES=$($KUBECTL get nodes | grep -P 'NotReady(?!,SchedulingDisabled)' | awk '{print $1}' | xargs echo)
# Get only nodes which are still drained
READY_NODES=$($KUBECTL get nodes | grep '\sReady,SchedulingDisabled' | awk '{print $1}' | xargs echo)

echo "Unready nodes that are undrained: $NOT_READY_NODES"
echo "Ready nodes: $READY_NODES"


for node in $NOT_READY_NODES; do
  echo "Node $node not drained yet, draining..."
  $KUBECTL drain --ignore-daemonsets --force --delete-emptydir-data $node
  echo "Done"
done;

for node in $READY_NODES; do
  echo "Node $node still drained, uncordoning..."
  $KUBECTL uncordon $node
  echo "Done"
done;#!/bin/sh

KUBECTL="/usr/local/bin/kubectl"

# Get only nodes which are not drained yet
NOT_READY_NODES=$($KUBECTL get nodes | grep -P 'NotReady(?!,SchedulingDisabled)' | awk '{print $1}' | xargs echo)
# Get only nodes which are still drained
READY_NODES=$($KUBECTL get nodes | grep '\sReady,SchedulingDisabled' | awk '{print $1}' | xargs echo)

echo "Unready nodes that are undrained: $NOT_READY_NODES"
echo "Ready nodes: $READY_NODES"


for node in $NOT_READY_NODES; do
  echo "Node $node not drained yet, draining..."
  $KUBECTL drain --ignore-daemonsets --force --delete-emptydir-data $node
  echo "Done"
done;

for node in $READY_NODES; do
  echo "Node $node still drained, uncordoning..."
  $KUBECTL uncordon $node
  echo "Done"
done;
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