mirror of
https://github.com/fluencelabs/examples
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52 lines
2.0 KiB
Plaintext
52 lines
2.0 KiB
Plaintext
import "@fluencelabs/aqua-lib/builtin.aqua"
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export randomLoadBalancingEth, roundRobinEth, Counter, Logger
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data EthResult:
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value: string
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success: bool
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error: string
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service Logger("logger"):
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log(s: []string)
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logCall(s: string)
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service NumOp("op"):
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identity(n: u64) -> i64
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service Counter("counter"):
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incrementAndReturn() -> u32
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func empty() -> EthResult:
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<- EthResult(value = "", success = true, error = "")
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service EthCaller:
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eth_call(uri: string, method: string, jsonArgs: []string) -> EthResult
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func call(uri: string, method: string, jsonArgs: []string, serviceId: string) -> EthResult:
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EthCaller serviceId
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on HOST_PEER_ID:
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res <- EthCaller.eth_call(uri, method, jsonArgs)
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<- res
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func randomLoadBalancing(uris: []string, method: string, jsonArgs: []string, serviceId: string, callFunc: string, string, []string, string -> EthResult) -> EthResult:
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on INIT_PEER_ID:
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time <- NumOp.identity(Peer.timestamp_sec())
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providerNumber = time % Op.array_length(uris)
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Logger.logCall(uris[providerNumber])
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<- callFunc(uris[providerNumber], method, jsonArgs, serviceId)
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func randomLoadBalancingEth(uris: []string, method: string, jsonArgs: []string, serviceId: string) -> EthResult:
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<- randomLoadBalancing(uris, method, jsonArgs, serviceId, call)
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func roundRobin(uris: []string, method: string, jsonArgs: []string, serviceId: string, counterServiceId: string, counterPeerId: string, callFunc: string, string, []string, string -> EthResult) -> EthResult:
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on counterPeerId:
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Counter counterServiceId
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requestNumber <- Counter.incrementAndReturn()
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on INIT_PEER_ID:
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providerNumber = requestNumber % Op.array_length(uris)
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Logger.logCall(uris[providerNumber])
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<- callFunc(uris[providerNumber], method, jsonArgs, serviceId)
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func roundRobinEth(uris: []string, method: string, jsonArgs: []string, serviceId: string, counterServiceId: string, counterPeerId: string) -> EthResult:
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<- roundRobin(uris, method, jsonArgs, serviceId, counterServiceId, counterPeerId, call) |