check-npm.sh aktualisiert
custom ssl
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+41
-12
@@ -1,10 +1,14 @@
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#!/bin/bash
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# Checkmk Local Check: Alle NPM-SSL-Zertifikate prüfen mit Domainnamen
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# Checkmk Local Check: Alle SSL-Zertifikate prüfen mit Domainnamen
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# Speicherort: /usr/lib/check_mk_agent/local/npm_cert_check.sh
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CERT_BASE="/etc/letsencrypt/live"
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WARN_DAYS=30
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CRIT_DAYS=10
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BASE_DIRS=(
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"/etc/letsencrypt/live"
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"/data/custom_ssl"
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)
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WARN_DAYS=14
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CRIT_DAYS=5
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check_cert() {
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local cert_file="$1"
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@@ -37,20 +41,45 @@ check_cert() {
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STATUS=0
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fi
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# SAN-Einträge (Alternative Namen) auslesen
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SAN=$(openssl x509 -noout -text -in "$cert_file" 2>/dev/null | grep -A1 "Subject Alternative Name" | tail -n1 | sed 's/DNS://g; s/,//g')
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# SAN-Einträge auslesen
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SAN=$(openssl x509 -noout -text -in "$cert_file" 2>/dev/null \
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| grep -A1 "Subject Alternative Name" | tail -n1 \
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| sed 's/DNS://g; s/,//g')
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echo "$STATUS cert_${CN} days_left=$DAYS_LEFT;${WARN_DAYS};${CRIT_DAYS};0; Zertifikat '$CN' läuft in $DAYS_LEFT Tagen ab (SAN: $SAN)"
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}
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# Alle Zertifikate unter /etc/letsencrypt/live/npm-* prüfen
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if [ -d "$CERT_BASE" ]; then
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find "$CERT_BASE" -mindepth 1 -maxdepth 1 -type d -name "npm-*" | while read -r dir; do
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# Zertifikate in allen Base Directories prüfen
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for CERT_BASE in "${BASE_DIRS[@]}"; do
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LABEL=$(basename "$CERT_BASE" | tr '/ ' '_')
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if [ -d "$CERT_BASE" ]; then
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FOUND_CERT=0
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# falls du wieder nur bestimmte Ordner willst, z.B. npm-*:
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# find "$CERT_BASE" -mindepth 1 -maxdepth 1 -type d -name "npm-*"
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find "$CERT_BASE" -mindepth 1 -maxdepth 1 -type d | while read -r dir; do
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cert_file="$dir/fullchain.pem"
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if [ -f "$cert_file" ]; then
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FOUND_CERT=1
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check_cert "$cert_file"
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fi
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done
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else
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echo "2 cert_check - Zertifikatspfad $CERT_BASE nicht gefunden"
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fi
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# WICHTIG: FOUND_CERT aus der while-Schleife korrekt benutzen
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# -> deshalb die Auswertung mit Subshelleinsatz umgehen:
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if ! find "$CERT_BASE" -mindepth 1 -maxdepth 1 -type d -print -quit | grep -q .; then
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# gar keine Unterverzeichnisse
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echo "0 cert_info_${LABEL} - Keine Zertifikatsverzeichnisse in ${CERT_BASE} gefunden"
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else
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# es gibt Unterverzeichnisse, aber evtl. keine fullchain.pem
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ANY_CERT=$(find "$CERT_BASE" -mindepth 2 -maxdepth 2 -type f -name "fullchain.pem" -print -quit)
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if [ -z "$ANY_CERT" ]; then
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echo "0 cert_info_${LABEL} - Keine Zertifikate (fullchain.pem) in ${CERT_BASE} gefunden"
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fi
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fi
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else
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# Verzeichnis existiert nicht -> OK mit Info
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echo "0 cert_info_${LABEL} - Verzeichnis ${CERT_BASE} nicht vorhanden, keine Zertifikate geprüft"
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fi
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done
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