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73 lines
2.1 KiB
Nim
73 lines
2.1 KiB
Nim
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when (NimMajor, NimMinor) < (1, 4):
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{.push raises: [Defect].}
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else:
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{.push raises: [].}
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import
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std/[json,tables,sequtils],
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chronicles,
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chronicles/topics_registry,
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chronos,
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json_serialization,
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metrics,
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metrics/chronos_httpserver,
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presto/route,
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presto/server,
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stew/results,
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stew/shims/net
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logScope:
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topics = "networkmonitor_metrics"
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# On top of our custom metrics, the following are reused from nim-eth
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#routing_table_nodes{state=""}
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#routing_table_nodes{state="seen"}
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#discovery_message_requests_outgoing_total{response=""}
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#discovery_message_requests_outgoing_total{response="no_response"}
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declarePublicGauge peer_type_as_per_enr,
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"Number of peers supporting each capability according the the ENR",
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labels = ["capability"]
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declarePublicGauge peer_type_as_per_protocol,
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"Number of peers supporting each protocol, after a successful connection) ",
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labels = ["protocols"]
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declarePublicGauge peer_user_agents,
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"Number of peers with each user agent",
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labels = ["user_agent"]
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type
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CustomPeerInfo* = object
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# populated after discovery
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lastTimeDiscovered*: string
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peerId*: string
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enr*: string
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ip*: string
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enrCapabilities*: seq[string]
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country*: string
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city*: string
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# only after ok connection
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lastTimeConnected*: string
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supportedProtocols*: seq[string]
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userAgent*: string
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CustomPeersTableRef* = TableRef[string, CustomPeerInfo]
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# GET /allpeersinfo
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proc installHandler*(router: var RestRouter, allPeers: CustomPeersTableRef) =
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router.api(MethodGet, "/allpeersinfo") do () -> RestApiResponse:
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let values = toSeq(allPeers.values())
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return RestApiResponse.response(values.toJson(), contentType="application/json")
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proc startMetricsServer*(serverIp: ValidIpAddress, serverPort: Port): Result[void, string] =
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info "Starting metrics HTTP server", serverIp, serverPort
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try:
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startMetricsHttpServer($serverIp, serverPort)
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except Exception as e:
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error("Failed to start metrics HTTP server", serverIp=serverIp, serverPort=serverPort, msg=e.msg)
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info "Metrics HTTP server started", serverIp, serverPort
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ok()
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