Add some debugging goodies.

.gitignore

@@ -23,3 +23,5 @@ Cargo.lock
 /src/junk
 /bak
 
+*.gz
+massif*

Cargo.toml

@@ -12,6 +12,10 @@ autobins = false
 name = "peer_node"
 path = "src/bin/peer_node.rs"
 
+[features]
+# Used for debugging memory usage.
+exit_upon_epoch_1000 = []
+
 [dependencies]
 log = "*"
 env_logger = "*"
@@ -51,4 +55,8 @@ git = "https://github.com/poanetwork/hbbft"
 # branch = "master"
 branch = "afck-agreement"
 # path = "../hbbft"
-# features = ["serialization-protobuf"]
+# features = ["serialization-protobuf"]
+
+[profile.release]
+debug = true
+debug-assertions = true

README.md

@@ -28,7 +28,9 @@ Type `./run-node 0 --help` or `cargo run -- --help` for command line options.
 
 See the
 [`run-node`](https://github.com/poanetwork/hydrabadger/blob/master/run-node)
-script for additional optional environment variables that can be set.
+script for additional optional environment variables that can be set. To turn
+on debug log output: `export HYDRABADGER_LOG_ADDTL=debug` and/or `echo "export
+HYDRABADGER_LOG_ADDTL=debug" >> ~/.profile`.
 
 ### Current State
 

gdb-node

@@ -16,23 +16,32 @@
 #
 #
 
-let HOST_PORT=300$1
-let PEER_0_PORT=$HOST_PORT-1
-let PEER_1_PORT=$HOST_PORT+1
+let HOST_ID=$1
+let PEER_0_ID=$HOST_ID==0?$HOST_ID+2:$HOST_ID-1
+let PEER_1_ID=$HOST_ID+1
+
+printf -v HOST_PORT "3%03d" $HOST_ID
+printf -v PEER_0_PORT "3%03d" $PEER_0_ID
+printf -v PEER_1_PORT "3%03d" $PEER_1_ID
 
 HYDRABADGER_LOG=peer_node::hydrabadger=error,warn,info,$HYDRABADGER_LOG_ADDTL
 
 if [[ $HYDRABADGER_RELEASE ]]
 then
     case "$HYDRABADGER_RELEASE" in
-        0) RELEASE="" ;;
-        false) RELEASE="" ;;
-        *) RELEASE="--release" ;;
+        0|false) RELEASE=""; DIRECTORY="debug" ;;
+        *) RELEASE="--release"; DIRECTORY="release" ;;
     esac
 else
     RELEASE="--release"
+    DIRECTORY="release"
 fi
 
+cargo build $RELEASE
+
+# printf "\nLimiting process memory limit to 400MiB...\n\n"
+# ulimit -Sv 400000
+
 bash -c "\
 HYDRABADGER_LOG=$HYDRABADGER_LOG gdb -ex=r --args target/release/peer_node \
     -b localhost:$HOST_PORT \

ltrace-node

@@ -0,0 +1,54 @@
+#/bin/bash
+
+# Starts a Hydrabadger node
+# =========================
+#
+# Optional environment variables:
+#
+# * HYDRABADGER_LOG_ADDTL:
+#
+#   Appends additional logging args (debug, trace, filters, etc.).
+#
+# * HYDRABADGER_RELEASE:
+#
+#   Builds in debug mode if `HYDRABADGER_RELEASE` == `0` or `false`.
+#   Slows down output and makes reading log easier.
+#
+#
+
+let HOST_ID=$1
+let PEER_0_ID=$HOST_ID==0?$HOST_ID+2:$HOST_ID-1
+let PEER_1_ID=$HOST_ID+1
+
+printf -v HOST_PORT "3%03d" $HOST_ID
+printf -v PEER_0_PORT "3%03d" $PEER_0_ID
+printf -v PEER_1_PORT "3%03d" $PEER_1_ID
+
+HYDRABADGER_LOG=peer_node::hydrabadger=error,warn,info,$HYDRABADGER_LOG_ADDTL
+
+if [[ $HYDRABADGER_RELEASE ]]
+then
+    case "$HYDRABADGER_RELEASE" in
+        0|false) RELEASE=""; DIRECTORY="debug" ;;
+        *) RELEASE="--release"; DIRECTORY="release" ;;
+    esac
+else
+    RELEASE="--release"
+    DIRECTORY="release"
+fi
+
+cargo build $RELEASE
+
+# printf "\nLimiting process memory limit to 400MiB...\n\n"
+# ulimit -Sv 400000
+
+mkdir tmp
+
+bash -c "\
+HYDRABADGER_LOG=$HYDRABADGER_LOG ltrace target/$DIRECTORY/peer_node \
+    -b localhost:$HOST_PORT \
+    -r localhost:$PEER_0_PORT \
+    -r localhost:$PEER_1_PORT\
+    $2 $3 $4 $5 $6 $7 $8 \
+    2>&1 | tee tmp/ltrace_peer_node_$1.log
+"

run-node

@@ -17,7 +17,7 @@
 #
 
 let HOST_ID=$1
-let PEER_0_ID=$HOST_ID-1
+let PEER_0_ID=$HOST_ID==0?$HOST_ID+2:$HOST_ID-1
 let PEER_1_ID=$HOST_ID+1
 
 printf -v HOST_PORT "3%03d" $HOST_ID
@@ -29,18 +29,21 @@ HYDRABADGER_LOG=peer_node::hydrabadger=error,warn,info,$HYDRABADGER_LOG_ADDTL
 if [[ $HYDRABADGER_RELEASE ]]
 then
     case "$HYDRABADGER_RELEASE" in
-        0) RELEASE="" ;;
-        false) RELEASE="" ;;
-        *) RELEASE="--release" ;;
+        0|false) RELEASE=""; DIRECTORY="debug" ;;
+        *) RELEASE="--release"; DIRECTORY="release" ;;
     esac
 else
     RELEASE="--release"
+    DIRECTORY="release"
 fi
 
+cargo build $RELEASE
+
+# printf "\nLimiting process memory limit to 400MiB...\n\n"
+# ulimit -Sv 400000
+
 bash -c "\
-HYDRABADGER_LOG=$HYDRABADGER_LOG cargo run --bin peer_node \
-    $RELEASE \
-    -- \
+HYDRABADGER_LOG=$HYDRABADGER_LOG target/$DIRECTORY/peer_node \
     -b localhost:$HOST_PORT \
     -r localhost:$PEER_0_PORT \
     -r localhost:$PEER_1_PORT\

src/hydrabadger/handler.rs

@@ -247,7 +247,7 @@ impl Handler {
                 }
             },
             s @ _ => panic!("::handle_key_gen_part: State must be `GeneratingKeys`. \
-                State: \n{:?}", s.discriminant()),
+                State: \n{:?} \n\n[FIXME: Enqueue these parts!]\n\n", s.discriminant()),
         }
     }
 
@@ -686,6 +686,11 @@ impl Future for Handler {
 
             for batch in step.output.drain(..) {
                 info!("    BATCH: \n{:?}", batch);
+
+                if cfg!(exit_upon_epoch_1000) && batch.epoch() >= 1000 {
+                    return Ok(Async::Ready(()))
+                }
+
                 if let Some(jp) = batch.join_plan() {
                     // FIXME: Only sent to unconnected nodes:
                     debug!("Outputting join plan: {:?}", jp);

src/hydrabadger/hydrabadger.rs

@@ -40,12 +40,12 @@ use super::{Error, State, StateDsct, Handler};
 const EXTRA_DELAY_MS: u64 = 0;
 
 const BATCH_SIZE: usize = 200;
-const NEW_TXNS_PER_INTERVAL: usize = 10;
-const NEW_TXN_INTERVAL_MS: u64 = 2000;
-const TXN_BYTES: usize = 8;
+const NEW_TXNS_PER_INTERVAL: usize = 5;
+const NEW_TXN_INTERVAL_MS: u64 = 5000;
+const TXN_BYTES: usize = 2;
 
 // The minimum number of peers needed to spawn a HB instance.
-const HB_PEER_MINIMUM_COUNT: usize = 9;
+const HB_PEER_MINIMUM_COUNT: usize = 3;
 
 
 

src/hydrabadger/state.rs

@@ -247,7 +247,7 @@ impl State {
                 info!("== HONEY BADGER INITIALIZED ==");
                 info!("");
 
-                {
+                { // TODO: Consolidate or remove:
                     let pk_set = qhb.dyn_hb().netinfo().public_key_set();
                     let pk_map = qhb.dyn_hb().netinfo().public_key_map();
                     info!("");
@@ -311,7 +311,7 @@ impl State {
                 info!("== HONEY BADGER INITIALIZED ==");
                 info!("");
 
-                {
+                { // TODO: Consolidate or remove:
                     let pk_set = qhb.dyn_hb().netinfo().public_key_set();
                     let pk_map = qhb.dyn_hb().netinfo().public_key_map();
                     info!("");

src/lib.rs

@@ -1,4 +1,6 @@
+#![feature(alloc_system, allocator_api)]
 
+extern crate alloc_system;
 extern crate clap;
 extern crate env_logger;
 #[macro_use] extern crate log;
@@ -26,6 +28,11 @@ extern crate parking_lot;
 extern crate clear_on_drop;
 extern crate hbbft;
 
+use alloc_system::System;
+
+#[global_allocator]
+static A: System = System;
+
 // pub mod network;
 pub mod hydrabadger;
 pub mod blockchain;

valgrind-node

@@ -0,0 +1,55 @@
+#/bin/bash
+
+# Starts a Hydrabadger node
+# =========================
+#
+# Optional environment variables:
+#
+# * HYDRABADGER_LOG_ADDTL:
+#
+#   Appends additional logging args (debug, trace, filters, etc.).
+#
+# * HYDRABADGER_RELEASE:
+#
+#   Builds in debug mode if `HYDRABADGER_RELEASE` == `0` or `false`.
+#   Slows down output and makes reading log easier.
+#
+#
+
+let HOST_ID=$1
+let PEER_0_ID=$HOST_ID==0?$HOST_ID+2:$HOST_ID-1
+let PEER_1_ID=$HOST_ID+1
+
+printf -v HOST_PORT "3%03d" $HOST_ID
+printf -v PEER_0_PORT "3%03d" $PEER_0_ID
+printf -v PEER_1_PORT "3%03d" $PEER_1_ID
+
+HYDRABADGER_LOG=peer_node::hydrabadger=error,warn,info,$HYDRABADGER_LOG_ADDTL
+
+if [[ $HYDRABADGER_RELEASE ]]
+then
+    case "$HYDRABADGER_RELEASE" in
+        0|false) RELEASE=""; DIRECTORY="debug" ;;
+        *) RELEASE="--release"; DIRECTORY="release" ;;
+    esac
+else
+    RELEASE="--release"
+    DIRECTORY="release"
+fi
+
+cargo build $RELEASE
+
+# printf "\nLimiting process memory limit to 400MiB...\n\n"
+# ulimit -Sv 400000
+
+bash -c "\
+HYDRABADGER_LOG=$HYDRABADGER_LOG \
+    valgrind --tool=massif --massif-out-file="tmp/massif.out.node_$HOST_ID" \
+    target/$DIRECTORY/peer_node \
+    -b localhost:$HOST_PORT \
+    -r localhost:$PEER_0_PORT \
+    -r localhost:$PEER_1_PORT\
+    $2 $3 $4 $5 $6 $7 $8
+"
+
+# --pages-as-heap=yes \