mirror of https://github.com/waku-org/nwaku.git
chore(rln-relay): integrate waku rln registry (#1943)
This commit is contained in:
Aaryamann Challani
GitHub
parent
32aa1c5b61
commit
cc9f8d4254
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@ -60,26 +60,26 @@ proc uploadRLNContract*(ethClientAddress: string): Future[Address] {.async.} =
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debug "hasher address: ", hasherAddress
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# encode membership contract inputs to 32 bytes zero-padded
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# encode registry contract inputs to 32 bytes zero-padded
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let
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membershipFeeEncoded = encode(MembershipFee).data
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depthEncoded = encode(MerkleTreeDepth.u256).data
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hasherAddressEncoded = encode(hasherAddress).data
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# this is the contract constructor input
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contractInput = membershipFeeEncoded & depthEncoded & hasherAddressEncoded
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contractInput = hasherAddressEncoded
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debug "encoded membership fee: ", membershipFeeEncoded
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debug "encoded depth: ", depthEncoded
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debug "encoded hasher address: ", hasherAddressEncoded
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debug "encoded contract input:", contractInput
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# deploy membership contract with its constructor inputs
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let receipt = await web3.deployContract(MembershipContractCode,
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# deploy registry contract with its constructor inputs
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let receipt = await web3.deployContract(RegistryContractCode,
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contractInput = contractInput)
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let contractAddress = receipt.contractAddress.get
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debug "Address of the deployed membership contract: ", contractAddress
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let contractAddress = receipt.contractAddress.get()
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debug "Address of the deployed registry contract: ", contractAddress
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let registryContract = web3.contractSender(WakuRlnRegistry, contractAddress)
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let newStorageReceipt = await registryContract.newStorage().send()
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debug "Receipt of the newStorage transaction: ", newStorageReceipt
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let newBalance = await web3.provider.eth_getBalance(web3.defaultAccount, "latest")
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debug "Account balance after the contract deployment: ", newBalance
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@ -149,14 +149,11 @@ proc stopGanache(runGanache: Process) {.used.} =
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try:
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# We terminate Ganache daemon by sending a SIGTERM signal to the runGanache PID to trigger RPC server termination and clean-up
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discard startProcess("pkill", args = ["-f", "ganache"], options = {poUsePath})
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# NOTE: the below line must remain commented out, otherwise it will cause a deadlocked state
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# ref: https://nim-lang.org/docs/osproc.html#waitForExit%2CProcess%2Cint
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# debug "ganache logs", logs=runGanache.outputstream.readAll()
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debug "Sent SIGTERM to Ganache", ganachePID=ganachePID
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except:
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error "Ganache daemon termination failed: ", err = getCurrentExceptionMsg()
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proc setup(signer = true): Future[OnchainGroupManager] {.async.} =
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proc setup(): Future[OnchainGroupManager] {.async.} =
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let rlnInstanceRes = createRlnInstance(tree_path = genTempPath("rln_tree", "group_manager_onchain"))
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require:
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rlnInstanceRes.isOk()
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@ -168,18 +165,16 @@ proc setup(signer = true): Future[OnchainGroupManager] {.async.} =
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let web3 = await newWeb3(EthClient)
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let accounts = await web3.provider.eth_accounts()
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web3.defaultAccount = accounts[1]
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web3.defaultAccount = accounts[0]
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var pk = none(string)
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if signer:
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let (privateKey, _) = await createEthAccount()
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pk = some($privateKey)
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let manager = OnchainGroupManager(ethClientUrl: EthClient,
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ethContractAddress: $contractAddress,
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ethPrivateKey: pk,
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rlnInstance: rlnInstance,
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saveKeystore: false)
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rlnInstance: rlnInstance)
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return manager
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@ -212,12 +207,11 @@ suite "Onchain group manager":
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await manager.stop()
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let differentContractAddress = await uploadRLNContract(manager.ethClientUrl)
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# simulating a change in the contractAddress
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let manager2 = OnchainGroupManager(ethClientUrl: EthClient,
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ethContractAddress: "0x0000000000000000000000000000000000000000",
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ethPrivateKey: manager.ethPrivateKey,
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rlnInstance: manager.rlnInstance,
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saveKeystore: false)
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ethContractAddress: $differentContractAddress,
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rlnInstance: manager.rlnInstance)
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expect(ValueError): await manager2.init()
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asyncTest "startGroupSync: should start group sync":
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@ -234,7 +228,7 @@ suite "Onchain group manager":
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asyncTest "startGroupSync: should sync to the state of the group":
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let manager = await setup()
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let credentials = generateCredentials(manager.rlnInstance)
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await manager.init()
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let merkleRootBeforeRes = manager.rlnInstance.getMerkleRoot()
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@ -248,13 +242,14 @@ suite "Onchain group manager":
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proc callback(registrations: seq[Membership]): Future[void] {.async.} =
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require:
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registrations.len == 1
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registrations[0].idCommitment == manager.idCredentials.get().idCommitment
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registrations[0].index == 0
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registrations[0].idCommitment == credentials.idCommitment
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registrations[0].index == 1
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fut.complete()
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return callback
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manager.onRegister(generateCallback(fut))
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await manager.register(credentials)
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await manager.startGroupSync()
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await fut
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@ -291,7 +286,6 @@ suite "Onchain group manager":
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futs[futureIndex].complete()
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futureIndex += 1
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return callback
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manager.onRegister(generateCallback(futures, credentials))
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await manager.startGroupSync()
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@ -317,7 +311,7 @@ suite "Onchain group manager":
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await manager.register(dummyCommitment)
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asyncTest "register: should register successfully":
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let manager = await setup(false)
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let manager = await setup()
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await manager.init()
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await manager.startGroupSync()
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@ -336,7 +330,7 @@ suite "Onchain group manager":
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manager.latestIndex == 1
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asyncTest "register: callback is called":
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let manager = await setup(false)
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let manager = await setup()
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let idCommitment = generateCredentials(manager.rlnInstance).idCommitment
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@ -366,19 +360,24 @@ suite "Onchain group manager":
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asyncTest "validateRoot: should validate good root":
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let manager = await setup()
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let credentials = generateCredentials(manager.rlnInstance)
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await manager.init()
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let fut = newFuture[void]()
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proc callback(registrations: seq[Membership]): Future[void] {.async.} =
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if registrations.len == 1 and
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registrations[0].idCommitment == manager.idCredentials.get().idCommitment and
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registrations[0].index == 0:
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registrations[0].idCommitment == credentials.idCommitment and
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registrations[0].index == 1:
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manager.idCredentials = some(credentials)
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manager.membershipIndex = some(registrations[0].index)
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fut.complete()
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manager.onRegister(callback)
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await manager.startGroupSync()
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await manager.register(credentials)
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await fut
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let messageBytes = "Hello".toBytes()
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@ -405,10 +404,10 @@ suite "Onchain group manager":
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await manager.init()
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await manager.startGroupSync()
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let idCredential = generateCredentials(manager.rlnInstance)
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let credentials = generateCredentials(manager.rlnInstance)
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## Assume the registration occured out of band
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manager.idCredentials = some(idCredential)
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manager.idCredentials = some(credentials)
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manager.membershipIndex = some(MembershipIndex(0))
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let messageBytes = "Hello".toBytes()
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@ -432,19 +431,23 @@ suite "Onchain group manager":
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asyncTest "verifyProof: should verify valid proof":
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let manager = await setup()
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let credentials = generateCredentials(manager.rlnInstance)
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await manager.init()
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let fut = newFuture[void]()
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proc callback(registrations: seq[Membership]): Future[void] {.async.} =
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if registrations.len == 1 and
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registrations[0].idCommitment == manager.idCredentials.get().idCommitment and
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registrations[0].index == 0:
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registrations[0].idCommitment == credentials.idCommitment and
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registrations[0].index == 1:
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manager.idCredentials = some(credentials)
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manager.membershipIndex = some(registrations[0].index)
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fut.complete()
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manager.onRegister(callback)
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await manager.startGroupSync()
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await manager.register(credentials)
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await fut
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let messageBytes = "Hello".toBytes()
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@ -62,9 +62,7 @@ when isMainModule:
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rlnInstance: rlnInstance,
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keystorePath: none(string),
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keystorePassword: none(string),
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ethPrivateKey: some(conf.rlnRelayEthPrivateKey),
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# saveKeystore = false, since we're managing it
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saveKeystore: false)
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ethPrivateKey: some(conf.rlnRelayEthPrivateKey))
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try:
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waitFor groupManager.init()
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except CatchableError:
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File diff suppressed because one or more lines are too long
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@ -27,24 +27,30 @@ export group_manager_base
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logScope:
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topics = "waku rln_relay onchain_group_manager"
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contract(WakuRlnRegistry):
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proc usingStorageIndex(): Uint16 {.pure.}
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proc storages(index: Uint16): Address {.pure.}
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proc register(storageIndex: Uint16, idCommitment: Uint256)
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proc newStorage()
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# membership contract interface
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contract(RlnContract):
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proc register(idCommitment: Uint256) {.payable.} # external payable
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contract(RlnStorage):
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proc MemberRegistered(idCommitment: Uint256, index: Uint256) {.event.}
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proc MEMBERSHIP_DEPOSIT(): Uint256
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# TODO the following are to be supported
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# proc registerBatch(pubkeys: seq[Uint256]) # external payable
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# proc withdraw(secret: Uint256, pubkeyIndex: Uint256, receiver: Address)
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# proc withdrawBatch( secrets: seq[Uint256], pubkeyIndex: seq[Uint256], receiver: seq[Address])
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proc MEMBERSHIP_DEPOSIT(): Uint256 {.pure.}
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proc members(idCommitment: Uint256): Uint256 {.view.}
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proc idCommitmentIndex(): Uint256 {.view.}
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type
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RlnContractWithSender = Sender[RlnContract]
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RegistryContractWithSender = Sender[WakuRlnRegistry]
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RlnContractWithSender = Sender[RlnStorage]
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OnchainGroupManager* = ref object of GroupManager
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ethClientUrl*: string
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ethPrivateKey*: Option[string]
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ethContractAddress*: string
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ethRpc*: Option[Web3]
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rlnContract*: Option[RlnContractWithSender]
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registryContract*: Option[RegistryContractWithSender]
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usingStorageIndex: Option[Uint16]
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membershipFee*: Option[Uint256]
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latestProcessedBlock*: Option[BlockNumber]
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registrationTxHash*: Option[TxHash]
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@ -53,7 +59,6 @@ type
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keystoreIndex*: uint
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membershipGroupIndex*: uint
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keystorePassword*: Option[string]
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saveKeystore*: bool
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registrationHandler*: Option[RegistrationHandler]
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# this buffer exists to backfill appropriate roots for the merkle tree,
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# in event of a reorg. we store 5 in the buffer. Maybe need to revisit this,
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@ -99,7 +104,6 @@ method register*(g: OnchainGroupManager, idCommitment: IDCommitment): Future[voi
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await g.registerBatch(@[idCommitment])
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method registerBatch*(g: OnchainGroupManager, idCommitments: seq[IDCommitment]): Future[void] {.async.} =
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initializedGuard(g)
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@ -111,7 +115,7 @@ method register*(g: OnchainGroupManager, identityCredentials: IdentityCredential
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initializedGuard(g)
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let ethRpc = g.ethRpc.get()
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let rlnContract = g.rlnContract.get()
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let registryContract = g.registryContract.get()
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let membershipFee = g.membershipFee.get()
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let gasPrice = int(await ethRpc.provider.eth_gasPrice()) * 2
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@ -119,16 +123,16 @@ method register*(g: OnchainGroupManager, identityCredentials: IdentityCredential
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var txHash: TxHash
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try: # send the registration transaction and check if any error occurs
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txHash = await rlnContract.register(idCommitment).send(value = membershipFee,
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gasPrice = gasPrice,
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gas = 100000'u64)
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except ValueError as e:
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error "error while registering the member", msg = e.msg
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raise newException(ValueError, "could not register the member: " & e.msg)
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let storageIndex = g.usingStorageIndex.get()
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debug "registering the member", idCommitment = idCommitment, storageIndex = storageIndex
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txHash = await registryContract.register(storageIndex, idCommitment).send(gasPrice = gasPrice)
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except CatchableError:
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error "error while registering the member", msg = getCurrentExceptionMsg()
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raise newException(CatchableError, "could not register the member: " & getCurrentExceptionMsg())
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# wait for the transaction to be mined
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let tsReceipt = await ethRpc.getMinedTransactionReceipt(txHash)
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debug "registration transaction mined", txHash = txHash
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g.registrationTxHash = some(txHash)
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# the receipt topic holds the hash of signature of the raised events
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# TODO: make this robust. search within the event list for the event
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@ -382,70 +386,13 @@ proc startOnchainSync(g: OnchainGroupManager): Future[void] {.async.} =
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except CatchableError:
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raise newException(ValueError, "failed to start listening to events: " & getCurrentExceptionMsg())
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proc persistCredentials(g: OnchainGroupManager): GroupManagerResult[void] =
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if not g.saveKeystore:
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return ok()
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if g.idCredentials.isNone():
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return err("no credentials to persist")
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let index = g.membershipIndex.get()
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let idCredential = g.idCredentials.get()
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var path = DefaultKeystorePath
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var password = DefaultKeystorePassword
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if g.keystorePath.isSome():
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path = g.keystorePath.get()
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else:
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warn "keystore: no credentials path set, using default path", path=DefaultKeystorePath
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if g.keystorePassword.isSome():
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password = g.keystorePassword.get()
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else:
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warn "keystore: no credentials password set, using default password", password=DefaultKeystorePassword
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let keystoreCred = MembershipCredentials(
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identityCredential: idCredential,
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membershipGroups: @[MembershipGroup(
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membershipContract: MembershipContract(
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chainId: $g.chainId.get(),
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address: g.ethContractAddress
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),
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treeIndex: index
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)]
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)
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let persistRes = addMembershipCredentials(path, @[keystoreCred], password, RLNAppInfo)
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if persistRes.isErr():
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error "keystore: failed to persist credentials", error=persistRes.error()
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return ok()
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method startGroupSync*(g: OnchainGroupManager): Future[void] {.async.} =
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initializedGuard(g)
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# Get archive history
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try:
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await startOnchainSync(g)
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except CatchableError:
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raise newException(ValueError, "failed to start onchain sync service: " & getCurrentExceptionMsg())
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if g.ethPrivateKey.isSome() and g.idCredentials.isNone():
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let idCredentialRes = g.rlnInstance.membershipKeyGen()
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if idCredentialRes.isErr():
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raise newException(CatchableError, "Identity credential generation failed")
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let idCredential = idCredentialRes.get()
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g.idCredentials = some(idCredential)
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debug "registering commitment on contract"
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await g.register(idCredential)
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if g.registrationHandler.isSome():
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# We need to callback with the tx hash
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let handler = g.registrationHandler.get()
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handler($g.registrationTxHash.get())
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let persistRes = g.persistCredentials()
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if persistRes.isErr():
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error "failed to persist credentials", error=persistRes.error()
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raise newException(CatchableError, "failed to start onchain sync service: " & getCurrentExceptionMsg())
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return
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method onRegister*(g: OnchainGroupManager, cb: OnRegisterCallback) {.gcsafe.} =
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@ -456,7 +403,6 @@ method onWithdraw*(g: OnchainGroupManager, cb: OnWithdrawCallback) {.gcsafe.} =
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method init*(g: OnchainGroupManager): Future[void] {.async.} =
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var ethRpc: Web3
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var contract: RlnContractWithSender
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# check if the Ethereum client is reachable
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try:
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ethRpc = await newWeb3(g.ethClientUrl)
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@ -475,12 +421,18 @@ method init*(g: OnchainGroupManager): Future[void] {.async.} =
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ethRpc.privateKey = some(pkParseRes.get())
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ethRpc.defaultAccount = ethRpc.privateKey.get().toPublicKey().toCanonicalAddress().Address
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let registryAddress = web3.fromHex(web3.Address, g.ethContractAddress)
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let registryContract = ethRpc.contractSender(WakuRlnRegistry, registryAddress)
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let contractAddress = web3.fromHex(web3.Address, g.ethContractAddress)
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contract = ethRpc.contractSender(RlnContract, contractAddress)
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# get the current storage index
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let usingStorageIndex = await registryContract.usingStorageIndex().call()
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g.usingStorageIndex = some(usingStorageIndex)
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let rlnContractAddress = await registryContract.storages(usingStorageIndex).call()
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let rlnContract = ethRpc.contractSender(RlnStorage, rlnContractAddress)
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g.ethRpc = some(ethRpc)
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g.rlnContract = some(contract)
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g.rlnContract = some(rlnContract)
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g.registryContract = some(registryContract)
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if g.keystorePath.isSome() and g.keystorePassword.isSome():
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waku_rln_membership_credentials_import_duration_seconds.nanosecondTime:
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@ -513,7 +465,7 @@ method init*(g: OnchainGroupManager): Future[void] {.async.} =
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# check if the contract exists by calling a static function
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var membershipFee: Uint256
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try:
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membershipFee = await contract.MEMBERSHIP_DEPOSIT().call()
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membershipFee = await rlnContract.MEMBERSHIP_DEPOSIT().call()
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except CatchableError:
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raise newException(ValueError,
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"could not get the membership deposit: " & getCurrentExceptionMsg())
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@ -344,7 +344,6 @@ proc mount(conf: WakuRlnConfig,
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var
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groupManager: GroupManager
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credentials: MembershipCredentials
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persistCredentials = false
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# create an RLN instance
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||||
let rlnInstanceRes = createRLNInstance(tree_path = conf.rlnRelayTreePath)
|
||||
if rlnInstanceRes.isErr():
|
||||
|
|
@ -374,9 +373,7 @@ proc mount(conf: WakuRlnConfig,
|
|||
keystorePath: rlnRelayCredPath,
|
||||
keystorePassword: rlnRelayCredentialsPassword,
|
||||
keystoreIndex: conf.rlnRelayCredIndex,
|
||||
membershipGroupIndex: conf.rlnRelayMembershipGroupIndex,
|
||||
saveKeystore: true)
|
||||
|
||||
membershipGroupIndex: conf.rlnRelayMembershipGroupIndex)
|
||||
# Initialize the groupManager
|
||||
await groupManager.init()
|
||||
# Start the group sync
|
||||
|
|
|
|||
Loading…
Reference in New Issue