Fortigate

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Use prometheus snmp_exporter to get fortigate metrics via snmp.

i used the following generator(generator.yml):

fortigate_snmp:
  walk:
    - ifXTable
    - fgVpn        
    - fgSystem        
    - fgIntf
    - fgInetProto
  version: 3
  max_repetitions: 25
  timeout: 10s
  auth:
    username: your_username  # Required, no default. -u option to NetSNMP.                                                                                                                                         
    security_level: authNoPriv  # Defaults to noAuthNoPriv. -l option to NetSNMP.                                                                                                                                  
                                # Can be noAuthNoPriv, authNoPriv or authPriv.                                                                                                                                   
    password: your_password  # Has no default. Also known as authKey, -A option to NetSNMP.                                                                                                                             
                # Required if security_level is authNoPriv or authPriv.                                                                                                                                        
    auth_protocol: SHA  # MD5 or SHA, defaults to SHA. -a option to NetSNMP.                                                                                                                                       
                      # Used if security_level is authNoPriv or authPriv.       

with the following prometheus config :

  - job_name: 'snmp'
    static_configs:
      - targets:
        - x.x.x.x # fortigate device.
    scrape_interval: 3m
    scrape_timeout : 3m
    metrics_path: /snmp
    params:
      module: [fortigate_snmp]
    relabel_configs:
      - source_labels: [__address__]
        target_label: __param_target
      - source_labels: [__param_target]
        target_label: instance
      - target_label: __address__
        replacement: snmp_exporter:9116  # SNMP exporter.