Module cluster 

The Cluster tab (doc 34, sections 6.2 and 6.3): the conditions, the nodes, the detail of a node, its charts and the actions of node and cluster. This file is the state and the keys; view.rs draws it.

Modules

view

The drawing of the Cluster tab: the list of conditions and nodes, the detail of a node and its charts.

Structs

ChartDef

What a chart draws: a title and the lines (one or two) with their legend keys.

Row

A node of the table: the same row from GET /cluster/status (root) or GET /nodes (any token).

Enums

Gate

Why an action cannot run now; None means it can.

Unit

Constants

MON_CHARTS

The series of a node that can be charted (TUI-MON-01).

Functions

allowed_windows

How many windows of WINDOWS_MIN fit in the retention (never above it, TUI-MON-03); at least one.

call_of

The call an action’s confirmation runs.

export_csv

The visible series as CSV (TUI-MON-07): the time in UTC and one column per line.

gate

Whether an action of the Cluster tab can run now, and why not (TUI-CLU-05, TUI-FRM-10).

line_points

The points of a line of a chart: the window, up to the instant it was frozen at.

moved

index moved by delta inside 0..count, without going around.

on_action

The keys of the Cluster tab. Enter opens the detail; the rest are the actions and the movement.

refuse

A key that cannot work now says why, in the footer (TUI-FRM-10).

rows

The nodes of the table, in the order the server gave them.

selected_index

The index of the selected node in rows; the first one if the selection is gone.

selected_row

status_of

watch

Starts watching a node’s drain until it reaches goal.

window_ms

The window in milliseconds, clipped to what is retained.