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Node Management

A node is a raspberry pi running Icarus. It is responsible for collecting events and sending them to Heimdall.

Adding a Node

  1. Go to the Heimdall web interface http://heimdall.
  2. Click "Add Node" on the bottom right corner of the screen.
  3. Fill in the contact information of the person who will receive the node.
  4. Fill in the node name. This should be the name of the raspberry pi.
  5. Fill in the node configuration options.
    1. VideoRetentionDays: The number of days to keep videos. This is the number of days to keep videos before they are deleted. The minumum is 1 day and the maximum is 3 days. The default is the maximum number of days.
    2. MinEventDuration: The minimum duration of an event to be recorded. This is the minimum duration of an event to be recorded. The default is 3 second. The minumum is 1 second and the maximum is 120 seconds.
    3. Threshold: The threshold that an event needs to reach in order to be classified as an event. The default is 175. The minumum is 0 and the maximum is 255.
    4. StartTime: The time to start recording in UTC time. The default is auto which means that the node will start recording at sunset at the location of the node.
    5. StopTime: The time to stop recording in UTC time. The default is auto which means that the node will stop recording at sunrise at the location of the node.
  6. Click "Create" to create the node.

Editing a Node Configuration

  1. Go to the Heimdall web interface http://heimdall.
  2. Click on the node you want to edit.

  3. Update the fields you want to change.

    1. VideoRetentionDays: The number of days to keep videos. This is the number of days to keep videos before they are deleted. The minumum is 1 day and the maximum is 3 days. The default is the maximum number of days.
    2. MinEventDuration: The minimum duration of an event to be recorded. This is the minimum duration of an event to be recorded. The default is 3 second. The minumum is 1 second and the maximum is 120 seconds.
    3. Threshold: The threshold that an event needs to reach in order to be classified as an event. The default is 175. The minumum is 0 and the maximum is 255.
    4. StartTime: The time to start recording in UTC time. The default is auto which means that the node will start recording at sunset at the location of the node.
    5. StopTime: The time to stop recording in UTC time. The default is auto which means that the node will stop recording at sunrise at the location of the node.

  4. Click "Apply" to save the changes.

Deleting a Node

  1. Go to the Heimdall web interface http://heimdall.
  2. Click on the node you want to delete.
  3. Click "Delete Node" on the bottom of the screen.