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32 lines
2.6 KiB
Go
32 lines
2.6 KiB
Go
// SPDX-License-Identifier: MIT
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// SPDX-FileCopyrightText: 2022 mochi-co
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// SPDX-FileContributor: mochi-co
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package system
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// Info contains atomic counters and values for various server statistics
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// commonly found in $SYS topics (and others).
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// based on https://github.com/mqtt/mqtt.org/wiki/SYS-Topics
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type Info struct {
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Version string `json:"version"` // the current version of the server
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Started int64 `json:"started"` // the time the server started in unix seconds
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Time int64 `json:"time"` // current time on the server
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Uptime int64 `json:"uptime"` // the number of seconds the server has been online
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BytesReceived int64 `json:"bytes_received"` // total number of bytes received since the broker started
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BytesSent int64 `json:"bytes_sent"` // total number of bytes sent since the broker started
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ClientsConnected int64 `json:"clients_connected"` // number of currently connected clients
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ClientsDisconnected int64 `json:"clients_disconnected"` // total number of persistent clients (with clean session disabled) that are registered at the broker but are currently disconnected
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ClientsMaximum int64 `json:"clients_maximum"` // maximum number of active clients that have been connected
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ClientsTotal int64 `json:"clients_total"` // total number of connected and disconnected clients with a persistent session currently connected and registered
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MessagesReceived int64 `json:"messages_received"` // total number of publish messages received
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MessagesSent int64 `json:"messages_sent"` // total number of publish messages sent
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Retained int64 `json:"retained"` // total number of retained messages active on the broker
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Inflight int64 `json:"inflight"` // the number of messages currently in-flight
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InflightDropped int64 `json:"inflight_dropped"` // the number of inflight messages which were dropped
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Subscriptions int64 `json:"subscriptions"` // total number of subscriptions active on the broker
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PacketsReceived int64 `json:"packets_received"` // the total number of publish messages received
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PacketsSent int64 `json:"packets_sent"` // total number of messages of any type sent since the broker started
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MemoryAlloc int64 `json:"memory_alloc"` // memory currently allocated
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Threads int64 `json:"threads"` // number of active goroutines, named as threads for platform ambiguity
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}
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