新增部署Prometheus监控工具脚本；更新README.md文件

prometheus/roles/alertmanager/defaults/main.yml

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+---
+flag: ~/.flag/{{ role_name }}

prometheus/roles/alertmanager/tasks/main.yml

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+---
+# 校验 Alertmanager 是否安装
+- name: '<{{ cmd | upper }}> | 校验 Alertmanager 是否安装'
+  stat:
+    path: '{{ flag }}'
+  register: ret
+
+# 安装 Alertmanager
+- block: 
+  - name: '<{{ cmd | upper }}> | 创建 Alertmanager 相关目录'
+    file:
+      path: '{{ item.value }}'
+      state: directory
+    loop: '{{ alertmanager.dir | dict2items }}'
+
+  - name: '<{{ cmd | upper }}> | 安装 Alertmanager'
+    template: 
+      src: '{{ item.src }}'
+      dest: '{{ item.dest }}'
+    loop:
+    - src: docker-compose.yml.j2
+      dest: '{{ alertmanager.dir.main }}/docker-compose.yml'
+    - src: conf/alertmanager.yml.j2
+      dest: '{{ alertmanager.dir.conf }}/alertmanager.yml'
+
+  - name: '<{{ cmd | upper }}> | 初始化 Alertmanager 模板文件'
+    copy:
+      src: '{{ item }}'
+      dest: '{{ alertmanager.dir.template }}'
+    with_fileglob: 'files/template/*'
+
+  - name: '<{{ cmd | upper }}> | 启动 Alertmanager 容器'
+    shell: |
+      . /etc/profile
+      chown -R 65534.65534 {{ alertmanager.dir.conf }} {{ alertmanager.dir.template }}
+      cd {{ alertmanager.dir.main }}
+      docker-compose down
+      docker-compose up -d
+
+  - name: '<{{ cmd | upper }}> | 等待 Alertmanager 服务启动'
+    wait_for:
+      port: '{{ alertmanager.port }}'
+
+  - name: '<{{ cmd | upper }}> | 创建 Alertmanager 安装标记'
+    shell: |
+      set -ex
+      mkdir -p ~/.flag
+      touch {{ flag }}
+
+  when:
+  - cmd == "install"
+  - not ret.stat.exists
+  - alertmanager.enable
+
+# 卸载 Alertmanager
+- block:
+  - name: '<{{ cmd | upper }}> | 卸载 Alertmanager'
+    shell: |
+      . /etc/profile
+      cd {{ alertmanager.dir.main }}
+      docker-compose down
+
+  - name: '<{{ cmd | upper }}> | 清除 Alertmanager 相关文件'
+    shell: |
+      rm -rf {{ alertmanager.dir.main }}
+      rm -rf {{ flag }}
+
+  when:
+  - cmd == "remove"
+  - ret.stat.exists
+  - alertmanager.enable

prometheus/roles/alertmanager/templates/conf/alertmanager.yml.j2

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+global:
+  resolve_timeout: 5m
+
+route:
+  group_by: ['env','app','type','name']
+  group_wait: 30s
+  group_interval: 30s
+  repeat_interval: 1h
+  receiver: 'dingtalk' 
+{% if prometheus_alert.enable %}
+  routes:
+  - receiver: 'message'
+    continue: true
+    match:
+      severity: emergency
+  - receiver: 'dingtalk'
+    continue: true
+    match_re:
+      severity: critical|warning
+{% endif %}
+
+receivers: 
+{% if prometheus_alert.enable %}
+- name: 'dingtalk'
+  webhook_configs:
+  - url: 'http://{{ groups.server.0 }}:{{ prometheus_alert.port }}/prometheusalert?type=dd&tpl=prometheus-dd&ddurl=https://oapi.dingtalk.com/robot/send?access_token={{ alert.dingtalk.access_token }}'
+- name: 'message'
+  webhook_configs:
+  - url: 'http://{{ groups.server.0 }}:{{ prometheus_alert.port }}/prometheusalert?type={{ alert.message.type }}dx&tpl=prometheus-dx&phone={{ alert.message.phone }}'
+{% elif prometheus_webhook_dingtalk.enable -%}
+- name: 'dingtalk'
+  webhook_configs:
+  - url: 'http://{{ groups.server.0 }}:{{ prometheus_webhook_dingtalk.port }}/dingtalk/webhook_legacy/send'
+    send_resolved: true
+{% endif %}
+
+inhibit_rules:
+  - source_match:
+      severity: 'critical'
+    target_match:
+      severity: 'warning'
+    equal: ['env','app','type','name']

prometheus/roles/alertmanager/templates/docker-compose.yml.j2

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+version: "3.9" 
+
+services: 
+  alertmanager: 
+    image: {{ alertmanager.image }} 
+    container_name: {{ docker.network.name }}-alertmanager 
+    hostname: alertmanager 
+    restart: always 
+    volumes: 
+      - /etc/localtime:/etc/localtime:ro 
+      - {{ alertmanager.dir.conf }}/alertmanager.yml:/etc/alertmanager/alertmanager.yml 
+      - {{ alertmanager.dir.template }}:/etc/alertmanager/template 
+    networks: 
+      - {{ docker.network.name }} 
+    ports: 
+      - {{ alertmanager.port }}:9093 
+
+networks: 
+  {{ docker.network.name }}: 
+    external: true 
+    name: {{ docker.network.name }}