新增部署Prometheus监控工具脚本；更新README.md文件

prometheus/roles/blackbox_exporter/defaults/main.yml

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

prometheus/roles/blackbox_exporter/tasks/main.yml

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

prometheus/roles/blackbox_exporter/templates/conf/blackbox.yml.j2

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+modules: 
+  http_2xx:
+    prober: http
+    timeout: 10s
+  http_post_2xx:
+    prober: http
+    http:
+      method: POST
+  tcp_connect:
+    prober: tcp
+  pop3s_banner:
+    prober: tcp
+    tcp:
+      query_response:
+      - expect: "^+OK"
+      tls: true
+      tls_config:
+        insecure_skip_verify: false
+  grpc:
+    prober: grpc
+    grpc:
+      tls: true
+      preferred_ip_protocol: "ip4"
+  grpc_plain:
+    prober: grpc
+    grpc:
+      tls: false
+      service: "service1"
+  ssh_banner:
+    prober: tcp
+    tcp:
+      query_response:
+      - expect: "^SSH-2.0-"
+      - send: "SSH-2.0-blackbox-ssh-check"
+  irc_banner:
+    prober: tcp
+    tcp:
+      query_response:
+      - send: "NICK prober"
+      - send: "USER prober prober prober :prober"
+      - expect: "PING :([^ ]+)"
+        send: "PONG ${1}"
+      - expect: "^:[^ ]+ 001"
+  icmp:
+    prober: icmp
+  icmp_ttl5:
+    prober: icmp
+    timeout: 5s
+    icmp:
+      ttl: 5

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

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+version: "3.9" 
+
+services: 
+  blackbox-exporter: 
+    image: {{ blackbox_exporter.image }} 
+    container_name: {{ docker.network.name }}-blackbox-exporter 
+    hostname: blackbox-exporter 
+    restart: always 
+    volumes: 
+      - /etc/localtime:/etc/localtime:ro 
+      - {{ blackbox_exporter.dir.conf }}/blackbox.yml:/etc/blackbox_exporter/config/blackbox.yml:ro 
+    networks: 
+      - {{ docker.network.name }} 
+    ports: 
+      - {{ blackbox_exporter.port }}:9115 
+    environment: 
+      - config.file=/etc/blackbox_exporter/config/blackbox.yml 
+
+networks: 
+  {{ docker.network.name }}: 
+    external: true 
+    name: {{ docker.network.name }}