/
generator.nix
169 lines (151 loc) · 4.9 KB
/
generator.nix
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{ pkgs
, jsonFilePretty
, backend
, profile
, nodeSpecs
, node-services
}:
with pkgs.lib;
let
# We're reusing configuration from a cluster node.
exemplarNode = node-services."node-0";
nodePublicIP =
{ i, name, ... }@nodeSpec:
"127.0.0.1";
finaliseGeneratorService =
profile: svc: recursiveUpdate svc
({
sigKey = "../genesis/utxo-keys/utxo1.skey";
runScriptFile = "run-script.json";
## path to the config and socket of the locally running node.
nodeConfigFile = "../node-0/config.json";
localNodeSocketPath = "../node-0/node.socket";
} // optionalAttrs profile.node.tracer {
tracerSocketPath = "../tracer/tracer.socket";
} // optionalAttrs backend.useCabalRun {
executable = "cabal run exe:tx-generator --";
});
finaliseGeneratorConfig =
cfg: recursiveUpdate cfg
({
AlonzoGenesisFile = "../genesis/genesis.alonzo.json";
ShelleyGenesisFile = "../genesis/genesis-shelley.json";
ByronGenesisFile = "../genesis/byron/genesis.json";
ConwayGenesisFile = "../genesis/genesis.conway.json";
} // optionalAttrs backend.useCabalRun {
executable = "tx-generator";
});
##
## generatorServiceConfig :: Map NodeId NodeSpec -> ServiceConfig
##
generatorServiceConfig =
nodeSpecs:
let
generatorNodeConfigDefault =
(__fromJSON (__readFile ../../../bench/tx-generator-config-base.json))
// { inherit (exemplarNode.nodeConfig.value)
Protocol
ByronGenesisFile
ShelleyGenesisFile
AlonzoGenesisFile
ConwayGenesisFile
;
};
in
finaliseGeneratorService profile
{
inherit (profile) era;
targetNodes = __mapAttrs
(name: { name, port, ...}@nodeSpec:
{ inherit port;
ip = let ip = nodePublicIP nodeSpec; # getPublicIp resources nodes name
in __trace "generator target: ${name}/${ip}:${toString port}" ip;
})
(filterAttrs (_: spec: spec.isProducer) nodeSpecs);
## nodeConfig of the locally running node.
localNodeConf = removeAttrs exemplarNode.serviceConfig.value ["executable"];
## The nodeConfig of the Tx generator itself.
nodeConfig = finaliseGeneratorConfig generatorNodeConfigDefault;
dsmPassthrough = {
# rtsOpts = ["-xc"];
};
}
//
((x: recursiveUpdate x
{ tx_count = __ceil x.tx_count; })
(removeAttrs profile.generator ["epochs"]));
## Given an env config, evaluate it and produce the node service.
## Call the given function on this service.
##
## generatorServiceConfigService :: GeneratorServiceConfig -> GeneratorService
##
generatorServiceConfigService =
serviceConfig:
let
systemdCompat.options = {
systemd.services = mkOption {};
systemd.sockets = mkOption {};
users = mkOption {};
assertions = mkOption {};
};
eval = let
extra = {
services.tx-generator = {
enable = true;
} // serviceConfig;
};
in evalModules {
prefix = [];
modules = import ../../nixos/module-list.nix
++ [ (import ../../nixos/tx-generator-service.nix pkgs)
systemdCompat extra
{ config._module.args = { inherit pkgs; }; }
]
++ [ backend.service-modules.generator or {} ];
# args = { inherit pkgs; };
};
in eval.config.services.tx-generator;
##
## generator-service :: (ServiceConfig, Service, NodeConfig, Script)
##
generator-service =
(nodeSpecs:
let
serviceConfig = generatorServiceConfig nodeSpecs;
service = generatorServiceConfigService serviceConfig;
in {
serviceConfig = {
value = serviceConfig;
JSON = jsonFilePretty "generator-service-config.json"
(__toJSON serviceConfig);
};
service = {
value = service;
JSON = jsonFilePretty "generator-service.json"
(__toJSON service);
};
nodeConfig = {
value = service.nodeConfig;
JSON = jsonFilePretty "generator-config.json"
(__toJSON service.nodeConfig);
};
runScript = {
# TODO / FIXME
# the string '...' is not allowed to refer to a store path (such as '')
# value = service.decideRunScript service;
JSON = jsonFilePretty "generator-run-script.json"
(service.decideRunScript service);
};
startupScript = rec {
JSON = pkgs.writeScript "startup-generator.sh" value;
value = ''
#!${pkgs.stdenv.shell}
${service.script}
'';
};
})
nodeSpecs;
in
{
inherit generator-service mkGeneratorScript;
}