File Sensor (Linux) (Enterprise Edition only)

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File Sensor (Linux) (Enterprise Edition only)

The File Sensor (Linux) can monitor a single file on a Linux system.

Requirements:

To obtain information regarding the checksum the tool 'sha256sum' from the package 'coreutils' is needed.

Sensor Tasks

Test Sensor

Tests the current sensor settings.

Get Help

Opens the ServerSentinel online help for the current sensor.

Basic Settings

Name

The name of the sensor (max. 100 characters). Choose a meaningful name to clearly identify the sensor.

Sensor is Active

Toggles the sensor ON/OFF.

Check Interval

The interval or times at which which the sensor should perform its checks.

Simple

The sensor performs its checks every x time units, e.g. every 10 minutes.

Daily

The sensor performs its checks daily at one or more (max. 4) fixed times, e.g. daily at 0 and 12 o'clock.

Weekly

The sensor performs its checks at certain days of the weeks at one or more (max. 4) fixed times, e.g. monday to friday at 12 o'clock.

Monthly

The sensor performs its checks at certain days of the month at one or more (max. 4) fixed times, e.g. every 1st of the month at 12 o'clock.

Only check if this Sensor didn't fail

This sensor will only be checked, if the sensor in the drop down list didn't fail.

Further Information

Comment

Short additional information to the sensor (max. 255 characters).

Connection Settings        

Host

IP address or DNS name of host which should be monitored (max. 255 characters).

Port

The port for SSH which should be used to connect to the target host.

Credential

Here you can either select an existing credential set or create a new one by inserting a display name, an username, a password and/or a private key.

File Options

Path

Path to the file which should be monitored (max. 1024 characters).

Save the content in the database

Whether to save the content of the file in the database.

Credentials

Here you can either select an existing credential set or create a new one by inserting a display name, an username and a password.

Meta Data Values

Data Value

Data Type

Description

Checktime

Date

The time the dataset has been created.

Exception Message

String

The message of the error if any occurred.

Response Time

Integer

The response time needed to perform the check.

Status

String

A status string that may contain arbitrary information that was collected by the sensor (max. 255 characters). Per default this value is empty.

Status Flag

Enum

The status of the sensor after the check has been performed.

Data Values

Data Value

Data Type

Description

Checksum

String

The checksum of the file.

Content

String

The content of the file.

Extension

String

The extension of the file.

Full Path

String

The full path to the file that is scanned.

Last Access

Date

The date when the file was last accessed.

Last Change

Date

The date when the file was last changed.

Size

Integer

The size of the file.

Special Status Flag Behavior

If the file to check is locked by another process and the content shall be persisted in the database or the data values "Content" or "Checksum" are used in active conditions, the "Status Flag" will change to "Error".