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40 lines
1.3 KiB
Nim
40 lines
1.3 KiB
Nim
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 chronicles, json_serialization, presto/route
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import ../../../waku_node, ../responses, ../serdes
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logScope:
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topics = "waku node rest health_api"
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const ROUTE_HEALTH* = "/health"
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const FutIsReadyTimout = 5.seconds
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proc installHealthApiHandler*(router: var RestRouter, node: WakuNode) =
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## /health endpoint provides information about node readiness to caller.
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## Currently it is restricted to checking RLN (if mounted) proper setup
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## TODO: Leter to extend it to a broader information about each subsystem state
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## report. Rest response to change to JSON structure that can hold exact detailed
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## information.
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router.api(MethodGet, ROUTE_HEALTH) do() -> RestApiResponse:
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let isReadyStateFut = node.isReady()
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if not await isReadyStateFut.withTimeout(FutIsReadyTimout):
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return RestApiResponse.internalServerError("Health check timed out")
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var msg = "Node is healthy"
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var status = Http200
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try:
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if not isReadyStateFut.read():
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msg = "Node is not ready"
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status = Http503
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except:
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msg = "exception reading state: " & getCurrentExceptionMsg()
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status = Http500
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return RestApiResponse.textResponse(msg, status)
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