Prometheus+基于Consul的自动发现配置与自启动配置

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基于saltstack配置管理方式：prometheus的自启动配置

cat init.sls 
/usr/local/prometheus/prometheus.yml:
  file.managed:
    - source: salt://200_111/prometheus/prometheus.yml

prometheus_server_service_script:
  file:
    - managed
    - name: /etc/systemd/system/prometheus.service
#    - user: root
#    - group: root
    - contents: |
        [Unit]
        Description=prometheus
        After=syslog.target network.target
        [Service]
        Type=simple
        RemainAfterExit=no
        WorkingDirectory=/usr/local/prometheus
        #User=prometheus
        #Group=prometheus
        ExecStart=/usr/local/prometheus/prometheus --config.file=/usr/local/prometheus/prometheus.yml --log.level=info
        SyslogIdentifier=prometheus

        [Install]
        WantedBy=multi-user.target

prometheus_server_service:
  service:
    - running
    - name: prometheus
    - enable: True
    - watch:
      - file: prometheus_server_service_script
      - file: /usr/local/prometheus/prometheus.yml

consul自动发现prometheus配置文件

cat prometheus.yml 
# my global config
global:
  scrape_interval:     10s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
  eval（10s).

# Alertmanager configuration
alerting:
  alertmanagers:
  - static_configs:
    - targets:
      # - alertmanager:9093

# Load rules once and periodically eval（.*),(.*),(.*),(.*),$'
        target_label: 'exporter'
        replacement: $1
      - source_labels:  ["__meta_consul_service"]
        target_label: "env"
      - source_labels:  ["__meta_consul_service_id"]
        target_label: "name"
      - source_labels:  ["__meta_consul_service_address"]
        target_label: "ip"

  - job_name: 'DEV'
    consul_sd_configs:
      - server: '192.168.200.111:8500'
        services: ['DEV']
    relabel_configs:
      - source_labels:  ["__meta_consul_tags"]
        regex: '^,(.*),(.*),(.*),(.*),$'
        target_label: 'exporter'
        replacement: $1
      - source_labels:  ["__meta_consul_service"]
        target_label: "env"
      - source_labels:  ["__meta_consul_service_id"]
        target_label: "name"
      - source_labels:  ["__meta_consul_service_address"]
        target_label: "ip"
  - job_name: 'SIT'
    consul_sd_configs:
      - server: '192.168.200.111:8500'
        services: ['SIT']
    relabel_configs:
      - source_labels:  ["__meta_consul_tags"]
        regex: '^,(.*),(.*),(.*),(.*),$'
        target_label: 'exporter'
        replacement: $1
      - source_labels:  ["__meta_consul_service"]
        target_label: "env"
      - source_labels:  ["__meta_consul_service_id"]
        target_label: "name"
      - source_labels:  ["__meta_consul_service_address"]
        target_label: "ip"
  - job_name: 'PDEV'
    consul_sd_configs:
      - server: '192.168.200.111:8500'
        services: ['PDEV']
    relabel_configs:
      - source_labels:  ["__meta_consul_tags"]
        regex: '^,(.*),(.*),(.*),(.*),$'
        target_label: 'exporter'
        replacement: $1
      - source_labels:  ["__meta_consul_service"]
        target_label: "env"
      - source_labels:  ["__meta_consul_service_id"]
        target_label: "name"
      - source_labels:  ["__meta_consul_service_address"]
        target_label: "ip"

node exporter 自启动配置

cat /etc/systemd/system/node_exporter.service 
[Unit]
Description=Prometheus Node Exporter
After=network.target

[Service]
Type=simple
#User=prometheus
#Group=prometheus
#Nice=-5
ExecStart=/usr/local/bin/node_exporter \
    --no-collector.arp \
    --no-collector.nfs \
    --no-collector.wifi \
    --no-collector.ipvs \
    --no-collector.mdadm \
    --no-collector.zfs \
    --no-collector.infiniband \
    --web.listen-address=0.0.0.0:9100

SyslogIdentifier=node_exporter
Restart=always

[Install]
WantedBy=multi-user.target