new version

ansible.cfg

@@ -0,0 +1,9 @@
+[defaults]
+inventory      = /hosts
+forks          = 5
+become      = root
+remote_port    = 22
+host_key_checking = False
+timeout = 10
+log_path = /var/log/ansible.log
+private_key_file = /root/.ssh/id_rsa

deploy.yml

@@ -0,0 +1,35 @@
+---
+- name: prom安装
+  gather_facts: false
+  become: yes
+  hosts: 
+    - monitor
+  roles:
+    - prometheus
+  tags: prom
+
+- name: grafana安装
+  gather_facts: false
+  become: yes
+  hosts:
+    - monitor
+  roles:
+    - grafana
+  tags: grafana
+
+
+- name: 部署consul
+  gather_facts: false
+  become: yes
+  hosts: monitor
+  roles:
+    - consul
+  tags: consul
+
+- name: 部署node_exporter
+  gather_facts: false
+  become: yes
+  hosts: exporter
+  roles:
+    - node_exporter
+  tags: ne

group_vars/all.yml

@@ -0,0 +1,9 @@
+# 安装目录 
+monitor_dir: '/opt/monitor'
+promdata: '/var/promdata'
+consuldata: '/var/consuldata'
+
+#域名
+domain_name: 'jxfxtd.monitor'
+consul_server: "172.26.56.28"
+

hosts

@@ -0,0 +1,14 @@
+
+[monitor]
+172.26.56.28
+
+#sign prometheus,grafana,consul on monitor nodes
+[exporter]
+172.25.87.134
+172.26.56.26
+172.26.56.25
+172.26.56.24
+172.26.56.27
+172.26.56.28
+
+#deploy exporter on exporter nodes

roles/consul/tasks/main.yml

@@ -0,0 +1,55 @@
+---
+- name: Download Consul binary
+  get_url:
+    url: https://releases.hashicorp.com/consul/1.16.0/consul_1.16.0_linux_amd64.zip
+    dest: /tmp/consul.zip
+    mode: '0644'
+
+- name: Extract Consul
+  unarchive:
+    remote_src: yes
+    src: /tmp/consul.zip
+    dest: /usr/local/bin/
+
+
+- name: Create consul user
+  user:
+    name: consul
+    system: yes
+    shell: /bin/false
+
+- name: Create directories
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: consul
+    group: consul
+    mode: '0755'
+  with_items:
+    - /etc/consul
+    - /var/lib/consul
+    - /var/log/consul
+
+
+
+- name: Copy Consul config
+  template:
+    src: consul.conf.j2
+    dest: /etc/consul/consul.json
+    owner: consul
+    group: consul
+    mode: '0644'
+
+- name: Copy Consul service
+  template:
+    src: consul.service.j2
+    dest: /etc/systemd/system/consul.service
+    owner: root
+    group: root
+    mode: '0644'
+
+- name: Enable and start Consul
+  systemd:
+    name: consul
+    enabled: yes
+    state: started

roles/consul/templates/consul.conf.j2

@@ -0,0 +1,24 @@
+{
+  "datacenter": "dc1",
+  "node_name": "jx-28",
+  "bind_addr": "{{ consul_server }}",
+  "client_addr": "0.0.0.0",
+  "server": true,
+  "bootstrap_expect": 1,
+  "data_dir": "/var/lib/consul",
+  "log_level": "INFO",
+  "ui": true,
+  "retry_join": ["{{ consul_server }}"],
+  "ports": {
+    "dns": 8600,
+    "http": 8500,
+    "server": 8300,
+    "serf_lan": 8301,
+    "serf_wan": 8302
+  },
+  "enable_script_checks": false,
+  "acl": {
+    "enabled": false,
+    "default_policy": "allow"
+  }
+}

roles/consul/templates/consul.service.j2

@@ -0,0 +1,20 @@
+[Unit]
+Description=Consul
+After=network.target
+
+[Service]
+Type=simple
+User=consul
+Group=consul
+ExecStart=/usr/local/bin/consul agent \
+  -config-file=/etc/consul/consul.json \
+  -data-dir=/var/lib/consul \
+  -bind={{ consul_server }} \
+  -client=0.0.0.0 \
+  -server \
+  -bootstrap-expect=1
+Restart=always
+RestartSec=10
+
+[Install]
+WantedBy=multi-user.target

roles/grafana/tasks/main.yml

@@ -0,0 +1,22 @@
+---
+- name: Download Grafana 12.3.0 RPM
+  get_url:
+    url: https://dl.grafana.com/grafana/release/12.3.0/grafana_12.3.0_19497075765_linux_amd64.rpm
+    dest: /tmp/grafana.rpm
+    mode: '0644'
+    timeout: 300
+  tags: dl
+
+- name: Install Grafana via yum
+  yum:
+    name: /tmp/grafana.rpm
+    state: present
+  become: yes
+  tags: ginstall
+
+
+- name: Enable and start Grafana
+  systemd:
+    name: grafana-server
+    enabled: yes
+    state: started

roles/node_exporter/tasks/main.yml

@@ -0,0 +1,66 @@
+---
+- name: Download Node Exporter binary
+  get_url:
+    url: https://github.com/prometheus/node_exporter/releases/download/v1.6.0/node_exporter-1.6.0.linux-amd64.tar.gz
+    dest: /tmp/node_exporter.tar.gz
+    mode: '0644'
+
+- name: Extract Node Exporter
+  unarchive:
+    src: /tmp/node_exporter.tar.gz
+    dest: /opt
+    remote_src: yes
+    creates: /opt/node_exporter-1.6.0.linux-amd64
+
+- name: Link Node Exporter
+  file:
+    src: /opt/node_exporter-1.6.0.linux-amd64
+    dest: /opt/node_exporter
+    state: link
+
+- name: Create node_exporter user
+  user:
+    name: node_exporter
+    system: yes
+    shell: /bin/false
+
+- name: Create directories
+  file:
+    path: /var/lib/node_exporter
+    state: directory
+    owner: node_exporter
+    group: node_exporter
+    mode: '0755'
+
+- name: Copy Node Exporter service
+  template:
+    src: node_exporter.service.j2
+    dest: /etc/systemd/system/node_exporter.service
+    owner: root
+    group: root
+    mode: '0644'
+
+- name: Enable and start Node Exporter
+  systemd:
+    name: node_exporter
+    daemon_reload: yes
+    enabled: yes
+    state: started
+
+- name: Register Node-exporter to Consul
+  uri:
+    url: "http://{{ consul_server }}:8500/v1/agent/service/register"
+    method: PUT
+    body_format: json
+    body:
+      name: "node-exporter-{{ inventory_hostname }}"
+      id: "node-exporter-{{ inventory_hostname }}"
+      address: "{{ inventory_hostname }}"
+      port: 9100
+      tags: ["node-exporter", "{{ inventory_hostname }}"]
+      check:
+        http: "http://{{ inventory_hostname }}:9100/metrics"
+        interval: "10s"
+    headers:
+      Content-Type: application/json
+  delegate_to: "{{ consul_server }}"

roles/node_exporter/templates/node_exporter.service.j2

@@ -0,0 +1,15 @@
+[Unit]
+Description=Node Exporter
+After=network.target
+
+[Service]
+Type=simple
+User=node_exporter
+Group=node_exporter
+ExecStart=/opt/node_exporter/node_exporter \
+  --web.listen-address=:9100 
+Restart=always
+RestartSec=10
+
+[Install]
+WantedBy=multi-user.target

roles/prometheus/tasks/main.yml

@@ -0,0 +1,65 @@
+---
+
+
+
+
+- name: Copy Prometheus service
+  template:
+    src: prometheus.service.j2
+    dest: /etc/systemd/system/prometheus.service
+    owner: root
+    group: root
+    mode: '0644'
+
+
+- name: 创建数据目录
+  file:     
+    path: "{{ promdata }}"
+    state: directory
+    owner: root
+    group: root
+    mode: '0755'
+
+- name: configfile
+  file:
+    path: "{{ monitor_dir }}/prometheus"
+    state: directory
+    owner: root
+    group: root
+    mode: '0755'
+
+
+- name: 2. Download Prometheus release tarball
+  unarchive:
+    src: "https://github.com/prometheus/prometheus/releases/download/v3.9.1/prometheus-3.9.1.linux-amd64.tar.gz"
+    dest: "{{ monitor_dir }}/"
+    remote_src: yes
+    extra_opts: [--strip-components=1]   # 去掉顶层目录
+
+- name: 3. Copy prometheus binary to /usr/local/bin
+  copy:
+    src: "{{ monitor_dir }}/prometheus"
+    dest: /usr/local/bin/prometheus
+    mode: '0755'
+    remote_src: yes
+
+
+
+- name: 添加配置文件
+  template: src=prometheus.yml.j2 dest={{monitor_dir}}/prometheus/prometheus.yml
+
+
+- name: Enable and start Prometheus
+  systemd:
+    name: prometheus
+    enabled: yes
+    state: started
+
+- name: 重启prometheus服务    
+  systemd:
+    name: prometheus
+    state: restarted
+    daemon_reload: yes      
+
+
+            

roles/prometheus/templates/prometheus.service.j2

@@ -0,0 +1,17 @@
+[Unit]
+Description=Prometheus
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/local/bin/prometheus \
+  --config.file={{ monitor_dir }}/prometheus.yml \
+  --storage.tsdb.path={{ promdata }} \
+  --storage.tsdb.retention.time=30d \
+  --web.enable-lifecycle \
+  --web.listen-address=:9090
+Restart=always
+RestartSec=10
+
+[Install]
+WantedBy=multi-user.target

roles/prometheus/templates/prometheus.yml.j2

@@ -0,0 +1,40 @@
+# my global config
+global:
+  scrape_interval: 15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
+  evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
+  # scrape_timeout is set to the global default (10s).
+
+# Alertmanager configuration
+alerting:
+  alertmanagers:
+    - static_configs:
+        - targets:
+          # - alertmanager:9093
+
+# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
+rule_files:
+  # - "first_rules.yml"
+  # - "second_rules.yml"
+
+# A scrape configuration containing exactly one endpoint to scrape:
+# Here it's Prometheus itself.
+
+
+scrape_configs:
+- job_name: 'consul-services'
+  consul_sd_configs:
+    - server: 'http://{{consul_server}}:8500'   # Consul 地址
+      services: []                   # 空 = 抓取所有服务
+      tags: []                       # 空 = 抓取所有标签
+  relabel_configs:
+  # ① 只抓取含「exporter」标签的服务
+  - source_labels: [__meta_consul_tags]
+    regex: '.*exporter.*'
+    action: keep
+  # ② 标签重命名（美观）
+  - source_labels: [__meta_consul_service]
+    target_label: job
+  - source_labels: [__meta_consul_node]
+    target_label: instance
+  - source_labels: [__meta_consul_tags]
+    target_label: tags