nix | wb: add utxo_lsmt attrs for LedgerDB.V2LSM config

Author: mgmeier

bench/cardano-profile/src/Cardano/Benchmarking/Profile/Primitives.hs

@@ -177,6 +177,7 @@ empty = Types.Profile {
   , Types.chaindb = Nothing
   , Types.node = Types.Node {
       Types.utxo_lmdb = False
+    , Types.utxo_lsmt = False
     , Types.ssd_directory = Nothing
     , Types.verbatim = Types.NodeVerbatim (Just True)   -- EnableP2P = true enforced; Node 10.6 won't support non-p2p topologies.
     , Types.trace_forwarding = False

bench/cardano-profile/src/Cardano/Benchmarking/Profile/Types.hs

@@ -392,6 +392,7 @@ instance Aeson.FromJSON Chunks where
 data Node = Node
   { 
     utxo_lmdb :: Bool
+  , utxo_lsmt :: Bool
   , ssd_directory :: Maybe String
 
   , verbatim :: NodeVerbatim
@@ -414,6 +415,7 @@ instance Aeson.ToJSON Node where
   toJSON n =
     Aeson.object
       [ "utxo_lmdb"                Aeson..= utxo_lmdb n
+      , "utxo_lsmt"                Aeson..= utxo_lsmt n
       , "ssd_directory"            Aeson..= ssd_directory n
       , "verbatim"                 Aeson..= verbatim n
       -- TODO: Rename in workbench/bash to "trace_forwarding".
@@ -430,6 +432,7 @@ instance Aeson.FromJSON Node where
     Aeson.withObject "Node" $ \o -> do
       Node
         <$> o Aeson..:  "utxo_lmdb"
+        <*> o Aeson..:  "utxo_lsmt"
         <*> o Aeson..:? "ssd_directory"
         <*> o Aeson..:  "verbatim"
         -- TODO: Rename in workbench/bash to "trace_forwarding".

bench/cardano-profile/test/Main.hs

@@ -345,6 +345,7 @@ ciTestBage = Types.Profile {
   , Types.scenario = Types.FixedLoaded
   , Types.node = Types.Node {
       Types.utxo_lmdb = False
+    , Types.utxo_lsmt = False
     , Types.ssd_directory = Nothing
     , Types.verbatim = Types.NodeVerbatim (Just True)     -- EnableP2P = true enforced; Node 10.6 won't support non-p2p topologies.
     , Types.trace_forwarding = True

nix/nixos/cardano-node-service.nix

@@ -117,6 +117,12 @@ let
                    hasPrometheus = map (n: if isInt n then n + i else n) baseConfig.hasPrometheus;
                  })
             )
+            // optionalAttrs (cfg.withUtxoHdLsmt i){
+              LedgerDB = {
+                Backend = "V2LSM";
+                LSMDatabasePath = cfg.lmdbDatabasePath i;
+              };
+            }
             // optionalAttrs (cfg.withUtxoHdLmdb i){
               LedgerDB = {
                 Backend = "V1LMDB";
@@ -427,7 +433,7 @@ in {
         default = null;
         apply = x : if lib.isFunction x then x else if x == null then _: null else _: x;
         description = ''
-          A node UTxO-HD LMDB path for performant disk I/O, for each instance.
+          A node UTxO-HD on-disk (LMDB or LSM-trees) path for performant disk I/O, for each instance.
           This could point to a direct-access SSD, with a specifically created journal-less file system and optimized mount options.
         '';
       };
@@ -802,6 +808,16 @@ in {
         '';
       };
 
+      withUtxoHdLsmt = mkOption {
+        type = funcToOr bool;
+        default = false;
+        apply = x: if lib.isFunction x then x else _: x;
+        description = ''
+          On a UTxO-HD enabled node, the in-memory backend is the default.
+          This activates the on-disk backend (LSM-Trees) instead.
+        '';
+      };
+
       extraArgs = mkOption {
         type = listOf str;
         default = [];

nix/workbench/service/nodes.nix

@@ -76,6 +76,7 @@ let
       # Allow for local clusters to have multiple LMDB directories in the same physical ssd_directory;
       # non-block producers (like the explorer node) keep using the in-memory backend
       withUtxoHdLmdb   = profile.node.utxo_lmdb && isProducer;
+      withUtxoHdLsmt   = profile.node.utxo_lsmt && isProducer;
       lmdbDatabasePath = liveTablesPath i;
 
       ## Combine:
@@ -122,6 +123,12 @@ let
                   AlonzoGenesisFile            = "../genesis/genesis.alonzo.json";
                   ConwayGenesisFile            = "../genesis/genesis.conway.json";
                   DijkstraGenesisFile          = "../genesis/genesis.dijkstra.json";
+                } // optionalAttrs (profile.node.utxo_lsmt && isProducer)
+                {
+                  LedgerDB = {
+                    Backend = "V2LSM";
+                    LSMDatabasePath = liveTablesPath i;
+                  };
                 } // optionalAttrs (profile.node.utxo_lmdb && isProducer)
                 {
                   LedgerDB = {