{ "checks": [ { "name": "CPU", "auto_add": true, "check_mode": "agent", "check_type": "agent_cpu", "parameters": {}, "sort_order": 0, "value_type": "gauge", "description": "", "check_config": {}, "is_telemetry": false, "interpretation": null, "threshold_crit": 95, "threshold_warn": 80, "interval_seconds": 60, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Memory", "auto_add": true, "check_mode": "agent", "check_type": "agent_memory", "parameters": {}, "sort_order": 1, "value_type": "gauge", "description": "", "check_config": {}, "is_telemetry": false, "interpretation": null, "threshold_crit": 95, "threshold_warn": 85, "interval_seconds": 60, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Disk", "auto_add": true, "check_mode": "agent", "check_type": "agent_disk", "parameters": { "crit": 90, "warn": 80 }, "sort_order": 2, "value_type": "gauge", "description": "", "check_config": { "crit": 90, "warn": 80 }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Load Average %", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": { "script_id": "af11cbd5-388d-5a54-b153-379e8ecaadbd" }, "sort_order": 3, "value_type": "gauge", "description": "", "check_config": { "script_id": "af11cbd5-388d-5a54-b153-379e8ecaadbd" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 95, "threshold_warn": 80, "interval_seconds": 120, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Swap %", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": { "script_id": "9064100c-dd0b-556b-abf8-10906386e1e3" }, "sort_order": 4, "value_type": "gauge", "description": "", "check_config": { "script_id": "9064100c-dd0b-556b-abf8-10906386e1e3" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 80, "threshold_warn": 50, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Agent Overview", "auto_add": true, "check_mode": "agent", "check_type": "agent_overview", "parameters": {}, "sort_order": 5, "value_type": "info", "description": "Live-Telemetrie (CPU, RAM, Disks, Netzwerk, Top-Prozesse, Eventlog, Benutzer) für das Command Center Dashboard.", "check_config": {}, "is_telemetry": true, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 30, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Logged Users", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": { "script_id": "b416052f-c953-51c6-b277-8cf31ca856f1" }, "sort_order": 5, "value_type": "gauge", "description": "", "check_config": { "script_id": "b416052f-c953-51c6-b277-8cf31ca856f1" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 25, "threshold_warn": 10, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Agent Netzwerk-Status", "auto_add": true, "check_mode": "agent", "check_type": "agent_network_state", "parameters": {}, "sort_order": 6, "value_type": "info", "description": "Interfaces, Listener, Verbindungen, Routing.", "check_config": {}, "is_telemetry": true, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Zombie Processes", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": { "script_id": "3769a9d6-1382-52cd-8f86-02a20786a892" }, "sort_order": 6, "value_type": "gauge", "description": "", "check_config": { "script_id": "3769a9d6-1382-52cd-8f86-02a20786a892" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 5, "threshold_warn": 1, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Agent Sicherheit", "auto_add": true, "check_mode": "agent", "check_type": "agent_security", "parameters": {}, "sort_order": 7, "value_type": "info", "description": "Defender, Firewall, TPM, BitLocker, offene Ports, Zertifikate.", "check_config": {}, "is_telemetry": true, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 3600, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Total Processes", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": { "script_id": "d6b5f88f-aa72-5912-aee5-931a6f5309da" }, "sort_order": 7, "value_type": "gauge", "description": "", "check_config": { "script_id": "d6b5f88f-aa72-5912-aee5-931a6f5309da" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 500, "threshold_warn": 300, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Agent Lebenszyklus", "auto_add": true, "check_mode": "agent", "check_type": "agent_lifecycle", "parameters": {}, "sort_order": 8, "value_type": "info", "description": "Aktivierung, Domain, Update-Historie, BSODs, Backup.", "check_config": {}, "is_telemetry": true, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 43200, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "sshd", "auto_add": true, "check_mode": "agent", "check_type": "agent_service", "parameters": { "service": "sshd" }, "sort_order": 8, "value_type": "status", "description": "", "check_config": { "service": "sshd" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 120, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Agent Inventar", "auto_add": true, "check_mode": "agent", "check_type": "agent_inventory", "parameters": {}, "sort_order": 9, "value_type": "info", "description": "Installierte Programme, geplante Tasks, Autostart, Dienste.", "check_config": {}, "is_telemetry": true, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 21600, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Agent Hardware", "auto_add": true, "check_mode": "agent", "check_type": "agent_hardware", "parameters": {}, "sort_order": 10, "value_type": "info", "description": "CPU, Speicher, Mainboard, BIOS, Disks, GPUs, Akku.", "check_config": {}, "is_telemetry": true, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 86400, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Journal Errors", "auto_add": true, "check_mode": "agent", "check_type": "agent_eventlog", "parameters": {}, "sort_order": 90, "value_type": "gauge", "description": "", "check_config": { "level": "error", "minutes": "60" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 5, "threshold_warn": 1, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Enabled Services", "auto_add": true, "check_mode": "agent", "check_type": "agent_services_auto", "parameters": {}, "sort_order": 91, "value_type": "status", "description": "", "check_config": { "exclude": [] }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Docker-Daemon", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 500, "value_type": "status", "description": "Prüft ob der Docker-Daemon läuft und erreichbar ist; nennt Version und Anzahl aktiver Container.", "check_config": { "script_id": "b2789810-4b48-5988-925e-a22b0c5dd8d7" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 60, "threshold_direction": null, "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Container-Gesundheit", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 510, "value_type": "gauge", "description": "Container mit fehlgeschlagenem Healthcheck (Docker health=unhealthy); nennt die betroffenen Container.", "check_config": { "script_id": "66cdad98-229f-5d52-820a-632480511a2c" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 60, "threshold_direction": null, "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Restart-Schleifen", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 520, "value_type": "gauge", "description": "Erkennt Container in einer Crash-/Restart-Schleife (Backoff oder viele Restarts kurz nacheinander).", "check_config": { "script_id": "c71446d5-3845-5a38-b0c2-396285246595" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 60, "threshold_direction": null, "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Fehler-Exits (letzte Stunde)", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 530, "value_type": "gauge", "description": "Container, die in der letzten Stunde mit einem Fehler (Exit-Code ≠ 0) beendet wurden.", "check_config": { "script_id": "85b680b6-6af0-5164-8e74-2e4e50401787" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 120, "threshold_direction": null, "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Laufende Container", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 540, "value_type": "gauge", "description": "Anzahl laufender Container als Trend. Optional eine Mindest-Anzahl als Schwellwert setzen.", "check_config": { "script_id": "47d90df6-6396-56bf-8a4c-0d98a739f8a9" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 60, "threshold_direction": null, "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Docker-Speicher (%)", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 550, "value_type": "gauge", "description": "Füllstand des Docker-Datenverzeichnisses (docker root dir). Warnt ab 80 %, kritisch ab 90 %.", "check_config": { "script_id": "b6e58e69-41a1-519f-afc4-cdb6468aa7c9" }, "is_telemetry": false, "interpretation": null, "threshold_crit": 90, "threshold_warn": 80, "interval_seconds": 300, "threshold_direction": "upper", "confirmation_attempts": 1, "confirmation_interval_seconds": 10 }, { "name": "Verwaiste Images", "auto_add": true, "check_mode": "agent", "check_type": "agent_script", "parameters": null, "sort_order": 560, "value_type": "gauge", "description": "Anzahl verwaister (dangling) Images als Aufräum-Hinweis — meldet nie kritisch.", "check_config": { "script_id": "08e74b8c-d443-5a37-8256-cae6ba72d415" }, "is_telemetry": false, "interpretation": null, "threshold_crit": null, "threshold_warn": null, "interval_seconds": 3600, "threshold_direction": null, "confirmation_attempts": 1, "confirmation_interval_seconds": 10 } ], "profile": { "icon": "box", "name": "Docker Host", "tags": [ "docker", "container", "agent" ], "vendor": "generic", "category": "server", "os_family": "linux", "description": "Linux-VM mit Docker (Agent): Host-Vitals (CPU/RAM/Disk) plus Docker-Daemon, Container-Gesundheit, Restart-Schleifen, Fehler-Exits, Speicher — alles über den Agenten, ohne SSH.", "ip_required": false, "match_rules": null, "port_layout": null, "visual_type": null, "snmp_enabled": false, "agent_capable": true, "requires_snmp": true, "description_md": "Comprehensive Linux monitoring via Vesana Agent: CPU, RAM, disk, load, swap, users, processes.", "requires_agent": true, "sysoid_patterns": null, "sysdescr_patterns": null, "requires_collector": true }, "scripts": [ { "name": "Linux Load Average %", "script_id": "af11cbd5-388d-5a54-b153-379e8ecaadbd", "is_builtin": true, "description": "Returns load average as percentage of cores", "interpreter": "bash", "script_body": "#!/bin/bash\n# Mess-Fehler -> UNKNOWN (exit 3), nie stilles 0%.\nload=$(awk '{print $1}' /proc/loadavg 2>/dev/null)\n[ -n \"$load\" ] || exit 3\ncores=$(nproc 2>/dev/null || echo 1)\necho \"$load $cores\" | awk '{printf \"%d\", ($1/$2)*100}'", "expected_output": "text" }, { "name": "Linux Swap Usage %", "script_id": "9064100c-dd0b-556b-abf8-10906386e1e3", "is_builtin": true, "description": "Returns swap usage percentage", "interpreter": "bash", "script_body": "#!/bin/bash\n# /proc/meminfo statt `free` (locale-fest); Mess-Fehler -> UNKNOWN.\ntotal=$(awk '/^SwapTotal:/{print $2}' /proc/meminfo 2>/dev/null)\nfree_=$(awk '/^SwapFree:/{print $2}' /proc/meminfo 2>/dev/null)\n[ -n \"$total\" ] && [ -n \"$free_\" ] || exit 3\nif [ \"$total\" -eq 0 ]; then echo \"0\"; exit 0; fi\necho $(( (total - free_) * 100 / total ))", "expected_output": "text" }, { "name": "Linux Logged Users", "script_id": "b416052f-c953-51c6-b277-8cf31ca856f1", "is_builtin": true, "description": "Returns count of logged-in users", "interpreter": "bash", "script_body": "#!/bin/bash\n# `who` fehlt/scheitert (Minimal-Container ohne utmp) -> UNKNOWN statt 0.\nout=$(who 2>/dev/null) || exit 3\nprintf '%s\\n' \"$out\" | grep -c . || echo 0", "expected_output": "text" }, { "name": "Linux Zombie Processes", "script_id": "3769a9d6-1382-52cd-8f86-02a20786a892", "is_builtin": true, "description": "Returns count of zombie processes", "interpreter": "bash", "script_body": "#!/bin/bash\n# ps-Fehler EHRLICH als UNKNOWN melden — vorher wurde stderr verworfen und\n# awk druckte 0 → falsches gruenes \"0 Zombies\" obwohl nichts gemessen wurde.\nout=$(ps aux 2>/dev/null) || exit 3\n[ -n \"$out\" ] || exit 3\nprintf '%s\\n' \"$out\" | awk '$8 ~ /^Z/ {c++} END {print c+0}'", "expected_output": "text" }, { "name": "Linux Total Processes", "script_id": "d6b5f88f-aa72-5912-aee5-931a6f5309da", "is_builtin": true, "description": "Returns total process count", "interpreter": "bash", "script_body": "#!/bin/bash\n# ps-Fehler oder unmoegliche 0 -> UNKNOWN, nie stilles gruenes 0.\nout=$(ps aux --no-heading 2>/dev/null) || exit 3\nn=$(printf '%s\\n' \"$out\" | grep -c .)\n[ \"$n\" -gt 0 ] || exit 3\necho \"$n\"", "expected_output": "text" }, { "name": "Docker — Daemon", "script_id": "b2789810-4b48-5988-925e-a22b0c5dd8d7", "is_builtin": false, "description": "Prüft ob der Docker-Daemon läuft und erreichbar ist; nennt Version und Anzahl aktiver Container.", "interpreter": "bash", "script_body": "# Docker-Daemon erreichbar? (Nagios: 0=OK 2=CRITICAL 3=UNKNOWN)\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker-CLI nicht gefunden (Docker installiert?)\"; exit 3; }\nver=$(docker version --format '{{.Server.Version}}' 2>/dev/null)\nif [ -z \"$ver\" ]; then\n echo \"CRITICAL - Docker-Daemon nicht erreichbar (Dienst gestoppt oder Socket-Berechtigung fehlt)\"; exit 2\nfi\nrunning=$(docker ps -q 2>/dev/null | wc -l | tr -d ' ')\ntotal=$(docker ps -aq 2>/dev/null | wc -l | tr -d ' ')\necho \"OK - Docker laeuft - v$ver - $running/$total Container aktiv | running=$running\"\nexit 0\n", "expected_output": "nagios" }, { "name": "Docker — Container-Gesundheit", "script_id": "66cdad98-229f-5d52-820a-632480511a2c", "is_builtin": false, "description": "Container mit fehlgeschlagenem Healthcheck (Docker health=unhealthy); nennt die betroffenen Container.", "interpreter": "bash", "script_body": "# Container mit fehlgeschlagenem Healthcheck (Nagios)\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker nicht gefunden\"; exit 3; }\ndocker version >/dev/null 2>&1 || { echo \"UNKNOWN - Docker-Daemon nicht erreichbar\"; exit 3; }\nunhealthy=$(docker ps --filter health=unhealthy --format '{{.Names}}' 2>/dev/null | paste -sd, - | sed 's/,/, /g')\nn=$(docker ps --filter health=unhealthy -q 2>/dev/null | wc -l | tr -d ' ')\nwithhc=$(docker ps --filter health=healthy -q 2>/dev/null | wc -l | tr -d ' ')\nif [ \"$n\" -eq 0 ]; then\n echo \"OK - Keine ungesunden Container ($withhc mit aktivem Healthcheck, alle OK) | unhealthy=0\"\n exit 0\nfi\necho \"CRITICAL - $n Container ungesund: $unhealthy | unhealthy=$n\"\nexit 2\n", "expected_output": "nagios" }, { "name": "Docker — Restart-Schleifen", "script_id": "c71446d5-3845-5a38-b0c2-396285246595", "is_builtin": false, "description": "Erkennt Container in einer Crash-/Restart-Schleife (Backoff oder viele Restarts kurz nacheinander).", "interpreter": "bash", "script_body": "# Container in einer Restart-Schleife: entweder gerade im Docker-Backoff\n# (Status \"restarting\") ODER laufend, aber mit vielen Restarts erst kuerzlich\n# (faengt schnelle Crash-Loops, die zwischen den Abstuerzen kurz \"Up\" sind).\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker nicht gefunden\"; exit 3; }\ndocker version >/dev/null 2>&1 || { echo \"UNKNOWN - Docker-Daemon nicht erreichbar\"; exit 3; }\nnow=$(date +%s); loop=\"\"; n=0\nwhile IFS='|' read -r name st rc started; do\n [ -z \"$name\" ] && continue\n name=${name#/}\n if [ \"$st\" = \"restarting\" ]; then\n loop=\"$loop, $name (${rc}x, Backoff)\"; n=$((n+1)); continue\n fi\n if [ \"${rc:-0}\" -ge 5 ]; then\n sts=$(date -d \"$started\" +%s 2>/dev/null || echo 0)\n if [ \"$sts\" -gt 0 ] && [ $((now - sts)) -le 300 ]; then\n loop=\"$loop, $name (${rc}x Restarts, vor $((now-sts))s neu gestartet)\"; n=$((n+1))\n fi\n fi\ndone </dev/null | xargs -r docker inspect --format '{{.Name}}|{{.State.Status}}|{{.RestartCount}}|{{.State.StartedAt}}' 2>/dev/null)\nINNER\nloop=${loop#, }\nif [ \"$n\" -eq 0 ]; then echo \"OK - Kein Container in einer Restart-Schleife | looping=0\"; exit 0; fi\necho \"CRITICAL - Restart-Schleife: $loop | looping=$n\"; exit 2\n", "expected_output": "nagios" }, { "name": "Docker — Fehler-Exits", "script_id": "85b680b6-6af0-5164-8e74-2e4e50401787", "is_builtin": false, "description": "Container, die in der letzten Stunde mit einem Fehler (Exit-Code ≠ 0) beendet wurden.", "interpreter": "bash", "script_body": "# Container, die in der letzten Stunde mit Fehler (Exit != 0) beendet wurden.\n# Ein Batch-inspect statt eines pro Container (schnell auch bei vielen).\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker nicht gefunden\"; exit 3; }\ndocker version >/dev/null 2>&1 || { echo \"UNKNOWN - Docker-Daemon nicht erreichbar\"; exit 3; }\nnow=$(date +%s); bad=\"\"; n=0\nwhile IFS='|' read -r name code fin; do\n [ -z \"$name\" ] && continue\n name=${name#/}\n [ \"$code\" = \"0\" ] && continue\n fints=$(date -d \"$fin\" +%s 2>/dev/null || echo 0)\n [ \"$fints\" -eq 0 ] && continue\n if [ $((now - fints)) -le 3600 ]; then bad=\"$bad, $name (exit $code)\"; n=$((n+1)); fi\ndone </dev/null | xargs -r docker inspect --format '{{.Name}}|{{.State.ExitCode}}|{{.State.FinishedAt}}' 2>/dev/null)\nINNER\nbad=${bad#, }\nif [ \"$n\" -eq 0 ]; then echo \"OK - Keine unerwartet beendeten Container (letzte Stunde) | exited_error=0\"; exit 0; fi\necho \"WARNING - $n mit Fehler beendet: $bad | exited_error=$n\"; exit 1\n", "expected_output": "nagios" }, { "name": "Docker — Laufende Container", "script_id": "47d90df6-6396-56bf-8a4c-0d98a739f8a9", "is_builtin": false, "description": "Anzahl laufender Container als Trend. Optional eine Mindest-Anzahl als Schwellwert setzen.", "interpreter": "bash", "script_body": "# Anzahl laufender Container - Gauge/Trend (Schwellwerte optional per Check)\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker nicht gefunden\"; exit 3; }\ndocker version >/dev/null 2>&1 || { echo \"UNKNOWN - Docker-Daemon nicht erreichbar\"; exit 3; }\nn=$(docker ps -q 2>/dev/null | wc -l | tr -d ' ')\necho \"OK - $n Container laufen | running=$n\"\nexit 0\n", "expected_output": "nagios" }, { "name": "Docker — Speicherbelegung", "script_id": "b6e58e69-41a1-519f-afc4-cdb6468aa7c9", "is_builtin": false, "description": "Füllstand des Docker-Datenverzeichnisses (docker root dir). Warnt ab 80 %, kritisch ab 90 %.", "interpreter": "bash", "script_body": "# Fuellstand des Docker-Datenverzeichnisses (/var/lib/docker) - Gauge (warn/crit am Check)\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker nicht gefunden\"; exit 3; }\ndir=$(docker info --format '{{.DockerRootDir}}' 2>/dev/null); [ -z \"$dir\" ] && dir=/var/lib/docker\nline=$(df -P \"$dir\" 2>/dev/null | tail -1)\n[ -z \"$line\" ] && { echo \"UNKNOWN - Fuellstand fuer $dir nicht ermittelbar\"; exit 3; }\npct=$(echo \"$line\" | awk '{gsub(/%/,\"\",$5); print $5+0}')\nrecl=$(docker system df 2>/dev/null | awk 'NR>1{print $NF}' | grep -Eo '^[0-9.]+[A-Za-z]+' | paste -sd+ - )\necho \"Docker-Speicher ${pct}% belegt auf $dir (rueckgewinnbar: ${recl:-n/a}) | usage=${pct}%\"\nexit 0\n", "expected_output": "nagios" }, { "name": "Docker — Verwaiste Images", "script_id": "08e74b8c-d443-5a37-8256-cae6ba72d415", "is_builtin": false, "description": "Anzahl verwaister (dangling) Images als Aufräum-Hinweis — meldet nie kritisch.", "interpreter": "bash", "script_body": "# Verwaiste (dangling) Images - reiner Hygiene-Hinweis, meldet nie kritisch\ncommand -v docker >/dev/null 2>&1 || { echo \"UNKNOWN - docker nicht gefunden\"; exit 3; }\ndocker version >/dev/null 2>&1 || { echo \"UNKNOWN - Docker-Daemon nicht erreichbar\"; exit 3; }\nn=$(docker images -f dangling=true -q 2>/dev/null | wc -l | tr -d ' ')\nif [ \"$n\" -eq 0 ]; then\n echo \"OK - Keine verwaisten Images | dangling=0\"; exit 0\nfi\necho \"OK - $n verwaiste Images - mit 'docker image prune' aufraeumbar | dangling=$n\"\nexit 0\n", "expected_output": "nagios" } ], "schema_version": 1 }