cfe2901a55
- itsm/ -> workspace/guardia-itsm/ - manager/ -> workspace/guardia-manager/ - app/ -> workspace/guardia-messenger/ - manual/ -> workspace/guardia-docs/ workspace/zioinfo-web/ unchanged. git mv preserves full commit history. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
152 lines
6.9 KiB
Bash
152 lines
6.9 KiB
Bash
#!/bin/bash
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# ============================================================
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# GUARDiA SM | search_elasticsearch_sm.sh
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# 대상: Elasticsearch (7.x / 8.x)
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# 파라미터: ES_HOST=localhost ES_PORT=9200 ES_SCHEME=http
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# ES_USER=elastic ES_PASS=elastic
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# INDEX_HEALTH_WARN=yellow
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# ============================================================
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set -euo pipefail
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ES_HOST=${ES_HOST:-localhost}
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ES_PORT=${ES_PORT:-9200}
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ES_SCHEME=${ES_SCHEME:-http}
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ES_USER=${ES_USER:-elastic}
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ES_PASS=${ES_PASS:-""}
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ES_BASE="${ES_SCHEME}://${ES_HOST}:${ES_PORT}"
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INDEX_HEALTH_WARN=${INDEX_HEALTH_WARN:-yellow}
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OK="[OK]"; WARN="[WARN]"; CRIT="[CRIT]"
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SEP="─────────────────────────────────────────"
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RESULT=0
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# curl 헬퍼
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_es() {
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local URL="$1"
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local AUTH=""
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[ -n "$ES_PASS" ] && AUTH="-u ${ES_USER}:${ES_PASS}"
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curl -sk --max-time 10 $AUTH "${ES_BASE}${URL}" 2>/dev/null
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}
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echo "======================================================"
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echo " GUARDiA SM 점검 | Elasticsearch | $(hostname -s)"
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echo " 점검 시각: $(date '+%Y-%m-%d %H:%M:%S %Z')"
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echo "======================================================"
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# ── 1. 프로세스 ───────────────────────────────────────────
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echo; echo "[$SEP] 1. Elasticsearch 프로세스"
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ES_PROC=$(pgrep -c "elasticsearch" 2>/dev/null || echo 0)
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if [ "$ES_PROC" -gt 0 ]; then
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echo " ${OK} Elasticsearch 실행 중 (${ES_PROC}개)"
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ES_PID=$(pgrep -f "elasticsearch" | head -1)
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RSS_MB=$(awk '/VmRSS/{print $2}' /proc/${ES_PID}/status 2>/dev/null | \
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awk '{printf "%d", $1/1024}' || echo "N/A")
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echo " RSS 메모리: ${RSS_MB} MB"
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else
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echo " ${CRIT} Elasticsearch 프로세스 없음"
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RESULT=2
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fi
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# ── 2. 포트 리스닝 ────────────────────────────────────────
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echo; echo "[$SEP] 2. 포트 리스닝"
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for PORT in $ES_PORT 9300; do
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ss -tlnp 2>/dev/null | grep -q ":${PORT} " && \
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echo " ${OK} 포트 ${PORT} LISTEN" || \
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echo " ${WARN} 포트 ${PORT} LISTEN 없음"
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done
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# ── 3. 클러스터 상태 ──────────────────────────────────────
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echo; echo "[$SEP] 3. 클러스터 상태"
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if command -v curl &>/dev/null; then
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HEALTH=$(_es "/_cluster/health?pretty")
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if [ -n "$HEALTH" ]; then
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STATUS=$(echo "$HEALTH" | python3 -c \
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"import sys,json; d=json.load(sys.stdin); print(d.get('status','unknown'))" 2>/dev/null)
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NODES=$(echo "$HEALTH" | python3 -c \
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"import sys,json; d=json.load(sys.stdin); print(d.get('number_of_nodes',0))" 2>/dev/null)
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DATA_NODES=$(echo "$HEALTH" | python3 -c \
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"import sys,json; d=json.load(sys.stdin); print(d.get('number_of_data_nodes',0))" 2>/dev/null)
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SHARDS=$(echo "$HEALTH" | python3 -c \
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"import sys,json; d=json.load(sys.stdin); print(d.get('active_shards',0))" 2>/dev/null)
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UNASSIGNED=$(echo "$HEALTH" | python3 -c \
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"import sys,json; d=json.load(sys.stdin); print(d.get('unassigned_shards',0))" 2>/dev/null)
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case "${STATUS,,}" in
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green)
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echo " ${OK} 클러스터 상태: GREEN"
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;;
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yellow)
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echo " ${WARN} 클러스터 상태: YELLOW (미배정 샤드 있음)"
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[ $RESULT -lt 1 ] && RESULT=1
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;;
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red)
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echo " ${CRIT} 클러스터 상태: RED (샤드 손실)"
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RESULT=2
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;;
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esac
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echo " 노드 수: ${NODES} (데이터: ${DATA_NODES})"
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echo " 활성 샤드: ${SHARDS}, 미배정 샤드: ${UNASSIGNED}"
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[ "${UNASSIGNED:-0}" -gt 0 ] && \
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echo " ${WARN} 미배정 샤드 ${UNASSIGNED}개" && \
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[ $RESULT -lt 1 ] && RESULT=1
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else
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echo " ${CRIT} Elasticsearch 응답 없음 (${ES_BASE})"
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RESULT=2
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fi
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fi
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# ── 4. 노드 정보 ──────────────────────────────────────────
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echo; echo "[$SEP] 4. 노드 정보"
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if command -v curl &>/dev/null; then
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NODES_INFO=$(_es "/_cat/nodes?v&h=name,ip,role,heapPercent,ramPercent,cpu,load_1m,node.role")
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if [ -n "$NODES_INFO" ]; then
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echo "$NODES_INFO" | head -10 | sed 's/^/ /'
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# 힙 90% 초과 체크
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HEAP_CRIT=$(echo "$NODES_INFO" | awk 'NR>1{if($4+0 >= 90) print $1": "$4"%"}' | head -5)
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[ -n "$HEAP_CRIT" ] && echo " ${WARN} 힙 90% 초과 노드:" && echo "$HEAP_CRIT" | sed 's/^/ /' && \
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[ $RESULT -lt 1 ] && RESULT=1
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fi
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fi
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# ── 5. 인덱스 상태 (상위 10) ─────────────────────────────
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echo; echo "[$SEP] 5. 인덱스 상태 (상위 10)"
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if command -v curl &>/dev/null; then
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INDICES=$(_es "/_cat/indices?v&s=store.size:desc&h=health,status,index,docs.count,store.size" \
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2>/dev/null | head -12)
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echo "$INDICES" | sed 's/^/ /'
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RED_INDICES=$(echo "$INDICES" | grep "^red" | wc -l || echo 0)
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[ "$RED_INDICES" -gt 0 ] && echo " ${CRIT} RED 인덱스: ${RED_INDICES}개" && RESULT=2
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fi
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# ── 6. 응답 시간 ─────────────────────────────────────────
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echo; echo "[$SEP] 6. 쿼리 응답 시간"
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if command -v curl &>/dev/null; then
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RESP_TIME=$(curl -sk -o /dev/null -w "%{time_total}" \
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--max-time 5 "${ES_BASE}/_search" 2>/dev/null || echo "N/A")
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echo " 기본 검색 응답: ${RESP_TIME}s"
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if awk "BEGIN{exit !(\"$RESP_TIME\"+0 > 3.0)}" 2>/dev/null; then
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echo " ${WARN} 응답 시간 과다 (${RESP_TIME}s > 3s)"
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[ $RESULT -lt 1 ] && RESULT=1
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fi
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fi
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# ── 7. 디스크 사용 (Data path) ────────────────────────────
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echo; echo "[$SEP] 7. 디스크 사용"
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if command -v curl &>/dev/null; then
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DISK=$(_es "/_cat/allocation?v&h=node,disk.used,disk.avail,disk.percent")
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echo "$DISK" | sed 's/^/ /'
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HIGH=$(echo "$DISK" | awk 'NR>1{if($4+0 >= 85) print $1": "$4"%"}')
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[ -n "$HIGH" ] && echo " ${WARN} 디스크 사용률 85% 초과:" && echo "$HIGH" | sed 's/^/ /' && \
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[ $RESULT -lt 1 ] && RESULT=1
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fi
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# ── 요약 ─────────────────────────────────────────────────
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echo
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echo "======================================================"
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case $RESULT in
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0) echo " 최종 결과: ${OK} Elasticsearch 정상" ;;
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1) echo " 최종 결과: ${WARN} 주의 항목 있음" ;;
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2) echo " 최종 결과: ${CRIT} 즉시 조치 필요" ;;
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esac
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echo " 점검 완료: $(date '+%Y-%m-%d %H:%M:%S')"
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echo "======================================================"
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exit $RESULT
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