83 lines
2.1 KiB
Bash
Executable File
83 lines
2.1 KiB
Bash
Executable File
#!/bin/bash
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# 清理 Kubernetes 集群中失败和未就绪的 Pod
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# tags: kubernetes, k3s, cleanup, maintenance
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# description: 自动清理所有失败、未就绪或处于错误状态的 Pod
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# title: Kubernetes Pod 清理脚本
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# createdAt: 2025-11-26
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set -e
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# 颜色定义
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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RED='\033[0;31m'
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NC='\033[0m' # No Color
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echo "======================================"
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echo "Kubernetes Pod 清理脚本"
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echo "======================================"
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echo ""
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# 获取所有失败或未就绪的 Pod
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echo -e "${YELLOW}正在扫描失败的 Pod...${NC}"
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echo ""
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# 查找所有问题 Pod
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FAILED_PODS=$(kubectl get pods -A -o json | jq -r '
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.items[] |
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select(
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.status.phase != "Running" and
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.status.phase != "Succeeded" or
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(.status.containerStatuses // [] | any(.ready == false))
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) |
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"\(.metadata.namespace) \(.metadata.name) \(.status.phase // "Unknown")"
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' 2>/dev/null || echo "")
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if [ -z "$FAILED_PODS" ]; then
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echo -e "${GREEN}✓ 没有发现失败的 Pod${NC}"
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echo ""
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exit 0
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fi
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echo "发现以下问题 Pod："
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echo "$FAILED_PODS" | while read namespace name status; do
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echo -e "${RED} [$status] $namespace/$name${NC}"
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done
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echo ""
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# 确认删除
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read -p "是否删除这些 Pod？(y/N): " -n 1 -r
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echo
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if [[ ! $REPLY =~ ^[Yy]$ ]]; then
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echo -e "${YELLOW}取消清理${NC}"
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exit 0
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fi
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# 删除问题 Pod
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echo ""
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echo -e "${YELLOW}开始清理...${NC}"
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DELETED=0
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FAILED=0
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echo "$FAILED_PODS" | while read namespace name status; do
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if [ -n "$namespace" ] && [ -n "$name" ]; then
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printf "删除 ${namespace}/${name} ... "
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if kubectl delete pod "$name" -n "$namespace" --grace-period=0 --force 2>/dev/null; then
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echo -e "${GREEN}✓${NC}"
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((DELETED++)) || true
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else
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echo -e "${RED}✗${NC}"
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((FAILED++)) || true
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fi
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fi
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done
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echo ""
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echo -e "${GREEN}======================================"
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echo "清理完成"
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echo "======================================${NC}"
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echo ""
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echo "提示：相关的 Deployment/StatefulSet 会自动重新创建 Pod"
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echo ""
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