Network Monitor

Monitors Remote host connectivity / availability with periodic requests

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Functionality

• Detector sends type requests and optionally parses response within specified timeout
• Url (Address) to monitor
• Request type: GET, POST, PUT, HEAD, OPTIONS, PING, TCP.
• PING: checks if host is reachable
• TCP: checks if port is reachable
• Cron interval. Refer to Cron for more details
• Scripts to execute to process response body.

Scripts are executed in the order they are specified. Refer to Scripts for more details. Scripts execution result will be in result meta field.

• Request Body (applicable for HTTP requests)
• Request Headers
• Max redirects for HTTP request
• Optional Authorization: header. This header is added to the list of Headers
• Latency threshold (condition) in milliseconds to receive response.

Refer to https://docs.extractor.live/ for threshold expression syntax). Example: >1000

• Score condition if Scripts return score. If condition is not matched, Alert is not generated.

If score is empty, score is not verified. Refer to Score for more details

• Generate Alerts on Errors (in Script execution)
• Alert on every Error. If unchecked, only new unique Errors will be alerted and duplicates will be omitted
• Description template for the Alert description. Can use any meta field as placeholder (e.g. {result})

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Configuration

• Cron (cron, default: 10 min): Cron expression See common configuration.
• Url (url, default: “): Url to monitor
• Request type (type, default: GET): Request type
• Request Body (body, default: “): Request Body
• Headers (headers, default: None): Request Headers
• Max redirects (redirects, default: 2): Max redirects
• Authorization header (auth, default: “): Authorization header
• Scripts (script, default: []): Scripts to execute
• Track Successful (track_ok, default: True): Track Successful Responses as Alerts
• Track Errors (track_err, default: True): Track Errors as Alerts
• Track Error (always) (err_always, default: True): Always Alert on Error
• Score (score, default: “): Score condition
• Latency (msec) (latency, default: >1000): Response latency threshold (msec)
• Description (desc, default: {status} {err}): Description
• Severity (severity, default: -1): Severity See common configuration.