improve: make check_access.sh more readable with organized sections

cluster/check_access.sh

@@ -1,49 +1,117 @@
 #!/usr/bin/env bash
-# 用途：快速查看目前所有服務「怎麼連」
+# 用途：查看所有服務的存取方式（網址、IP、Port）
-# 不修改任何資源，純顯示資訊
 
 set -euo pipefail
 
-echo
+# 顏色定義
-echo "=== Pods ==="
+RED='\033[0;31m'
-kubectl get pods -o wide
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+BLUE='\033[0;34m'
+CYAN='\033[0;36m'
+NC='\033[0m' # No Color
 
-echo
+echo "=========================================="
-echo "=== Services ==="
+echo "        K3s 服務存取清單"
-kubectl get svc
+echo "=========================================="
+echo ""
 
-echo
+# 節點 IP
-echo "=== Node IPs ==="
+echo "🖥️  節點 IP"
-kubectl get nodes -o wide | awk 'NR>1 {print $1 "\t" $6}'
+echo "------------------------------------------"
+NODE_IPS=$(kubectl get nodes -o jsonpath='{range .items[*]}{.metadata.name}{"\t"}{.status.addresses[?(@.type=="InternalIP")].address}{"\n"}{end}')
+echo "$NODE_IPS"
+echo ""
 
-echo
+# Ingress (HTTP/HTTPS 服務)
-echo "=== NodePort Access ==="
+echo "🌐 Web 服務 (Ingress)"
+echo "------------------------------------------"
+INGRESS_COUNT=$(kubectl get ingress --no-headers 2>/dev/null | wc -l)
 
-NODE_IPS=$(kubectl get nodes -o jsonpath='{range .items[*]}{.status.addresses[?(@.type=="InternalIP")].address}{" "}{end}')
+if [ $INGRESS_COUNT -eq 0 ]; then
-kubectl get svc --no-headers | awk '$2=="NodePort"' | while read -r name type clusterip external ports age; do
+  echo -e "${YELLOW}無 Ingress 服務${NC}"
-  PORTS=$(echo "$ports" | tr ',' '\n' | awk -F: '{print $NF}')
-  for ip in $NODE_IPS; do
-    for p in $PORTS; do
-      echo "- $ip:$p ($name)"
-    done
-  done
-done
-
-echo
-echo "=== Ingress (HTTP/HTTPS) ==="
-kubectl get ingress --no-headers | while read -r name class hosts address ports age; do
-  echo "- $name"
-  kubectl get ingress "$name" -o jsonpath='{range .spec.rules[*]}{.host}{"\n"}{end}' | while read -r host; do
-    TLS=$(kubectl get ingress "$name" -o jsonpath='{.spec.tls}')
-    if [[ -n "$TLS" && "$TLS" != "[]" ]]; then
-      echo "  https://$host"
 else
-      echo "  http://$host"
+  kubectl get ingress --no-headers 2>/dev/null | while read -r name class hosts address ports age; do
+    # 取得第一個 host
+    FIRST_HOST=$(kubectl get ingress "$name" -o jsonpath='{.spec.rules[0].host}' 2>/dev/null)
+
+    # 檢查是否有 TLS
+    TLS=$(kubectl get ingress "$name" -o jsonpath='{.spec.tls}' 2>/dev/null)
+    if [[ -n "$TLS" && "$TLS" != "[]" ]]; then
+      PROTO="https"
+    else
+      PROTO="http"
+    fi
+
+    echo -e "${GREEN}→ $name${NC}"
+    echo "   $PROTO://$FIRST_HOST"
+
+    # 顯示所有 hosts
+    ALL_HOSTS=$(kubectl get ingress "$name" -o jsonpath='{range .spec.rules[*]}{.host}{"\n"}{end}' 2>/dev/null)
+    HOST_COUNT=$(echo "$ALL_HOSTS" | wc -l)
+    if [ $HOST_COUNT -gt 1 ]; then
+      echo "   其他域名: $(echo "$ALL_HOSTS" | tail -n +2 | tr '\n' ',' | sed 's/,$//')"
+    fi
+    echo ""
+  done
+fi
+
+# Services
+echo "🔧 內部服務 (ClusterIP)"
+echo "------------------------------------------"
+kubectl get svc --no-headers 2>/dev/null | grep "ClusterIP" | while read -r name type clusterip externalip ports age; do
+  if [[ ! "$name" =~ "kube-" ]] && [[ ! "$name" =~ "svc-" ]]; then
+    echo -e "$name ${CYAN}→${NC} $clusterip $ports"
   fi
 done
+echo ""
+
+# NodePort (如果有)
+echo "🔌 NodePort 服務"
+echo "------------------------------------------"
+NODEPORT_COUNT=$(kubectl get svc --no-headers 2>/dev/null | grep -c "NodePort" || true)
+
+if [ $NODEPORT_COUNT -eq 0 ]; then
+  echo -e "${YELLOW}無 NodePort 服務${NC}"
+else
+  kubectl get svc --no-headers 2>/dev/null | grep "NodePort" | while read -r name type clusterip externalip ports age; do
+    echo -e "${GREEN}→ $name${NC}"
+    echo "   Ports: $ports"
+    echo "$NODE_IPS" | while read -r node ip; do
+      echo "   $ip:$ports"
     done
+    echo ""
+  done
+fi
 
-echo
+# LoadBalancer (如果有)
-echo "=== PVC ==="
+echo "⚖️  LoadBalancer 服務"
-kubectl get pvc
+echo "------------------------------------------"
+LB_COUNT=$(kubectl get svc --no-headers 2>/dev/null | grep -c "LoadBalancer" || true)
 
+if [ $LB_COUNT -eq 0 ]; then
+  echo -e "${YELLOW}無 LoadBalancer 服務${NC}"
+else
+  kubectl get svc --no-headers 2>/dev/null | grep "LoadBalancer" | while read -r name type clusterip externalip ports age; do
+    echo -e "${GREEN}→ $name${NC}"
+    echo "   External: $externalip"
+    echo "   Ports: $ports"
+    echo ""
+  done
+fi
+
+# Pod 概況
+echo "📦 Pod 概況"
+echo "------------------------------------------"
+POD_TOTAL=$(kubectl get pods -A --no-headers 2>/dev/null | wc -l)
+POD_RUNNING=$(kubectl get pods -A --no-headers 2>/dev/null | grep -c "Running" || true)
+POD_ISSUE=$((POD_TOTAL - POD_RUNNING))
+
+echo "總計: $POD_TOTAL 個 Pods"
+echo -e "  ${GREEN}Running: $POD_RUNNING${NC}"
+if [ $POD_ISSUE -gt 0 ]; then
+  echo -e "  ${YELLOW}非 Running: $POD_ISSUE${NC}"
+fi
+echo ""
+
+echo "=========================================="