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workbench: add & integrate cardano-tracer service
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,89 @@ | ||
| pkgs: | ||
| let serviceConfigToJSON = | ||
| cfg: | ||
| { | ||
| networkMagic = 764824073; ## Mainnet | ||
| # loRequestNum = 100; | ||
| network = | ||
| if cfg.acceptingSocket != null | ||
| then { | ||
| tag = "AcceptAt"; | ||
| contents = cfg.acceptingSocket; | ||
| } else if cfg.connectToSocket != null | ||
| then { | ||
| tag = "ConnectTo"; | ||
| contents = cfg.connectToSocket; | ||
| } else | ||
| throw "cardano-tracer-service: either acceptingSocket or connectToSocket must be provided."; | ||
| logging = [{ | ||
| inherit (cfg) logRoot; | ||
|
|
||
| logMode = "FileMode"; | ||
| logFormat = "ForMachine"; | ||
| }]; | ||
| rotation = { | ||
| rpFrequencySecs = 15; | ||
| rpKeepFilesNum = 10; | ||
| rpLogLimitBytes = 500000000; | ||
| rpMaxAgeHours = 24; | ||
| }; | ||
|
|
||
| hasEKG = [ | ||
| { epHost = "127.0.0.1"; | ||
| epPort = 3100; ## supervisord.portShiftPrometheus | ||
| } | ||
| { epHost = "127.0.0.1"; | ||
| epPort = 3101; ## supervisord.portShiftPrometheus | ||
| } | ||
| ]; | ||
| ekgRequestFreq = 1; | ||
| hasPrometheus = { | ||
| epHost = "127.0.0.1"; | ||
| epPort = 3200; ## supervisord.portShiftPrometheus | ||
| }; | ||
| }; | ||
| in pkgs.commonLib.defServiceModule | ||
| (lib: with lib; | ||
| { svcName = "cardano-tracer"; | ||
| svcDesc = "Cardano trace processor"; | ||
|
|
||
| svcPackageSelector = | ||
| pkgs: ## Local: | ||
| pkgs.cardanoNodePackages.cardano-tracer | ||
| ## Imported by another repo, that adds an overlay: | ||
| or pkgs.cardano-tracer; | ||
| ## TODO: that's actually a bit ugly and could be improved. | ||
| ## This exe has to be available in the selected package. | ||
| exeName = "cardano-tracer"; | ||
|
|
||
| extraOptionDecls = { | ||
| ### You can actually change those! | ||
| acceptingSocket = mayOpt str "Socket path: as acceptor."; | ||
| connectToSocket = mayOpt str "Socket path: connect to."; | ||
| logRoot = opt str null "Log storage root directory."; | ||
|
|
||
| ### Here be dragons, on the other hand.. | ||
| configFile = mayOpt str | ||
| "Config file path override -- only set if you know what you're doing. Shudder. Your 'eminence'.."; | ||
| configJSONfn = opt (functionTo attrs) serviceConfigToJSON | ||
| "This is NOT meant to be overridden, at all -- we only expose it so it's externally accessible."; | ||
| }; | ||
|
|
||
| configExeArgsFn = cfg: [ | ||
| "--config" (if cfg.configFile != null then cfg.configFile | ||
| else "${pkgs.writeText "cardano-tracer-config.json" | ||
| (__toJSON (serviceConfigToJSON cfg))}") | ||
| ]; | ||
|
|
||
| configSystemdExtraConfig = _: {}; | ||
|
|
||
| configSystemdExtraServiceConfig = | ||
| cfg: with cfg; { | ||
| Type = "exec"; | ||
| User = "cardano-node"; | ||
| Group = "cardano-node"; | ||
| Restart = "yes"; | ||
| # RuntimeDirectory = localNodeConf.runtimeDir; | ||
| # WorkingDirectory = localNodeConf.stateDir; | ||
| }; | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,112 @@ | ||
| { pkgs | ||
| , runJq | ||
|
|
||
| ## The backend is an attrset of AWS/supervisord-specific methods and parameters. | ||
| , backend | ||
|
|
||
| , profile | ||
| }: | ||
|
|
||
| with pkgs.lib; | ||
|
|
||
| let | ||
| # We're reusing configuration from a cluster node. | ||
| nodes = profile.node-services; | ||
|
|
||
| ## | ||
| ## nodeSpecsTracerConfig :: Map NodeId NodeSpec -> TracerConfig | ||
| ## | ||
| nodeSpecsTracerConfig = | ||
| nodeSpecs: | ||
| let | ||
| in | ||
| backend.finaliseTracerService | ||
| { | ||
| ## In both the local and remote scenarios, it's most frequently convenient to act as an acceptor. | ||
| acceptingSocket = "tracer.socket"; | ||
|
|
||
| ## logRoot = ## ..really depends on context -- available in backend.finaliseTracerService | ||
|
|
||
| dsmPassthrough = { | ||
| # rtsOpts = ["-xc"]; | ||
| }; | ||
| }; | ||
|
|
||
| ## Given an env config, evaluate it and produce the service. | ||
| ## | ||
| ## tracerConfigServiceConfig :: TracerConfig -> NixosServiceConfig | ||
| ## | ||
| tracerConfigServiceConfig = | ||
| tracerConfig: | ||
| let | ||
| systemdCompat.options = { | ||
| systemd.services = mkOption {}; | ||
| systemd.sockets = mkOption {}; | ||
| users = mkOption {}; | ||
| assertions = mkOption {}; | ||
| }; | ||
| eval = let | ||
| extra = { | ||
| services.cardano-tracer = { | ||
| enable = true; | ||
| } // tracerConfig; | ||
| }; | ||
| in evalModules { | ||
| prefix = []; | ||
| modules = import ../../nixos/module-list.nix ++ [ | ||
| (import ../../nixos/cardano-tracer-service.nix pkgs) | ||
| systemdCompat extra | ||
| ]; | ||
| args = { inherit pkgs; }; | ||
| }; | ||
| in eval.config.services.cardano-tracer; | ||
|
|
||
| ## | ||
| ## generator-service :: (TracerConfig, NixosServiceConfig, Config, StartScript) | ||
| ## | ||
| tracer-service = | ||
| (nodeSpecs: | ||
| let | ||
| tracerConfig = nodeSpecsTracerConfig nodeSpecs; | ||
| nixosServiceConfig = tracerConfigServiceConfig tracerConfig; | ||
| nixosServiceConfigFns = ["configJSONfn"]; | ||
| execConfig = nixosServiceConfig.configJSONfn nixosServiceConfig; | ||
| in { | ||
| tracer-config = { | ||
| value = tracerConfig; | ||
| JSON = runJq "tracer-config.json" | ||
| ''--null-input --sort-keys | ||
| --argjson x '${__toJSON tracerConfig}' | ||
| '' "$x"; | ||
| }; | ||
|
|
||
| nixos-service-config = { | ||
| ## XXX: service == appallingly bad name -- it's bona-fide NixOS service "config", not a service! | ||
| value = nixosServiceConfig; | ||
| JSON = runJq "nixos-service-config.json" | ||
| ''--null-input --sort-keys | ||
| --argjson x '${__toJSON (removeAttrs nixosServiceConfig nixosServiceConfigFns)}' | ||
| '' "$x"; | ||
| }; | ||
|
|
||
| config = rec { | ||
| value = execConfig; | ||
| JSON = runJq "config.json" | ||
| ''--null-input | ||
| --argjson x '${__toJSON execConfig}' | ||
| '' "$x"; | ||
| }; | ||
|
|
||
| startupScript = | ||
| pkgs.writeScript "startup-tracer.sh" | ||
| '' | ||
| #!${pkgs.stdenv.shell} | ||
| ${nixosServiceConfig.script} | ||
| ''; | ||
| }) | ||
| profile.node-specs.value; | ||
| in | ||
| { | ||
| inherit tracer-service; | ||
| } |
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