Hermes Agent
54 рядки
1.8 KiB
YAML
54 рядки
1.8 KiB
YAML
---
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- name: 检测主机 CPU、内存、磁盘占用
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hosts: all
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gather_facts: yes
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vars:
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warn_threshold: 80
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crit_threshold: 90
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tasks:
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- name: 获取 CPU 使用率
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shell: |
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top -bn1 | grep "Cpu(s)" | awk '{print "cpu_usage:" $2}' | cut -d'%' -f1
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register: cpu_result
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- name: 获取内存使用率
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shell: |
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free | grep Mem | awk '{printf "memory_used:%.0f\nmemory_total:%.0f\n", $3, $2}'
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register: mem_result
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- name: 获取磁盘使用率
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shell: |
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df -h | grep -E '/$|/data' | awk '{print $1 ":" $5}'
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register: disk_result
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- name: 格式化输出
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set_fact:
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cpu_usage: "{{ cpu_result.stdout_lines[0].split(':')[1] | trim }}"
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memory_used_mb: "{{ (mem_result.stdout_lines[0].split(':')[1] | trim | float / 1024) | round | int }}"
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memory_total_mb: "{{ (mem_result.stdout_lines[1].split(':')[1] | trim | float / 1024) | round | int }}"
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disk_usage: "{{ disk_result.stdout_lines }}"
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- name: 显示检测结果
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debug:
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msg: |
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================== 主机检测报告 ==================
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主机名: {{ inventory_hostname }}
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CPU 使用率: {{ cpu_usage }}%
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内存使用: {{ memory_used_mb }} MB / {{ memory_total_mb }} MB
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磁盘使用:
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{% for disk in disk_usage %}
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- {{ disk }}
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{% endfor %}
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=================================================
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- name: 告警判断
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fail:
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msg: "{{ inventory_hostname }} CPU 使用率超过 {{ crit_threshold }}%: {{ cpu_usage }}%"
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when: cpu_usage | int >= crit_threshold
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- name: 警告判断
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warn:
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msg: "{{ inventory_hostname }} CPU 使用率超过 {{ warn_threshold }}%: {{ cpu_usage }}%"
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when: cpu_usage | int >= warn_threshold and cpu_usage | int < crit_threshold
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