Stable futures (#879)

* Port eth1 lib to use stable futures

* Port eth1_test_rig to stable futures

* Port eth1 tests to stable futures

* Port genesis service to stable futures

* Port genesis tests to stable futures

* Port beacon_chain to stable futures

* Port lcli to stable futures

* Fix eth1_test_rig (#1014)

* Fix lcli

* Port timer to stable futures

* Fix timer

* Port websocket_server to stable futures

* Port notifier to stable futures

* Add TODOS

* Update hashmap hashset to stable futures

* Adds panic test to hashset delay

* Port remote_beacon_node to stable futures

* Fix lcli merge conflicts

* Non rpc stuff compiles

* protocol.rs compiles

* Port websockets, timer and notifier to stable futures (#1035)

* Fix lcli

* Port timer to stable futures

* Fix timer

* Port websocket_server to stable futures

* Port notifier to stable futures

* Add TODOS

* Port remote_beacon_node to stable futures

* Partial eth2-libp2p stable future upgrade

* Finished first round of fighting RPC types

* Further progress towards porting eth2-libp2p adds caching to discovery

* Update behaviour

* RPC handler to stable futures

* Update RPC to master libp2p

* Network service additions

* Fix the fallback transport construction (#1102)

* Correct warning

* Remove hashmap delay

* Compiling version of eth2-libp2p

* Update all crates versions

* Fix conversion function and add tests (#1113)

* Port validator_client to stable futures (#1114)

* Add PH & MS slot clock changes

* Account for genesis time

* Add progress on duties refactor

* Add simple is_aggregator bool to val subscription

* Start work on attestation_verification.rs

* Add progress on ObservedAttestations

* Progress with ObservedAttestations

* Fix tests

* Add observed attestations to the beacon chain

* Add attestation observation to processing code

* Add progress on attestation verification

* Add first draft of ObservedAttesters

* Add more tests

* Add observed attesters to beacon chain

* Add observers to attestation processing

* Add more attestation verification

* Create ObservedAggregators map

* Remove commented-out code

* Add observed aggregators into chain

* Add progress

* Finish adding features to attestation verification

* Ensure beacon chain compiles

* Link attn verification into chain

* Integrate new attn verification in chain

* Remove old attestation processing code

* Start trying to fix beacon_chain tests

* Split adding into pools into two functions

* Add aggregation to harness

* Get test harness working again

* Adjust the number of aggregators for test harness

* Fix edge-case in harness

* Integrate new attn processing in network

* Fix compile bug in validator_client

* Update validator API endpoints

* Fix aggreagation in test harness

* Fix enum thing

* Fix attestation observation bug:

* Patch failing API tests

* Start adding comments to attestation verification

* Remove unused attestation field

* Unify "is block known" logic

* Update comments

* Supress fork choice errors for network processing

* Add todos

* Tidy

* Add gossip attn tests

* Disallow test harness to produce old attns

* Comment out in-progress tests

* Partially address pruning tests

* Fix failing store test

* Add aggregate tests

* Add comments about which spec conditions we check

* Dont re-aggregate

* Split apart test harness attn production

* Fix compile error in network

* Make progress on commented-out test

* Fix skipping attestation test

* Add fork choice verification tests

* Tidy attn tests, remove dead code

* Remove some accidentally added code

* Fix clippy lint

* Rename test file

* Add block tests, add cheap block proposer check

* Rename block testing file

* Add observed_block_producers

* Tidy

* Switch around block signature verification

* Finish block testing

* Remove gossip from signature tests

* First pass of self review

* Fix deviation in spec

* Update test spec tags

* Start moving over to hashset

* Finish moving observed attesters to hashmap

* Move aggregation pool over to hashmap

* Make fc attn borrow again

* Fix rest_api compile error

* Fix missing comments

* Fix monster test

* Uncomment increasing slots test

* Address remaining comments

* Remove unsafe, use cfg test

* Remove cfg test flag

* Fix dodgy comment

* Revert "Update hashmap hashset to stable futures"

This reverts commit d432378a3c.

* Revert "Adds panic test to hashset delay"

This reverts commit 281502396f.

* Ported attestation_service

* Ported duties_service

* Ported fork_service

* More ports

* Port block_service

* Minor fixes

* VC compiles

* Update TODOS

* Borrow self where possible

* Ignore aggregates that are already known.

* Unify aggregator modulo logic

* Fix typo in logs

* Refactor validator subscription logic

* Avoid reproducing selection proof

* Skip HTTP call if no subscriptions

* Rename DutyAndState -> DutyAndProof

* Tidy logs

* Print root as dbg

* Fix compile errors in tests

* Fix compile error in test

* Re-Fix attestation and duties service

* Minor fixes

Co-authored-by: Paul Hauner <paul@paulhauner.com>

* Network crate update to stable futures

* Port account_manager to stable futures (#1121)

* Port account_manager to stable futures

* Run async fns in tokio environment

* Port rest_api crate to stable futures (#1118)

* Port rest_api lib to stable futures

* Reduce tokio features

* Update notifier to stable futures

* Builder update

* Further updates

* Convert self referential async functions

* stable futures fixes (#1124)

* Fix eth1 update functions

* Fix genesis and client

* Fix beacon node lib

* Return appropriate runtimes from environment

* Fix test rig

* Refactor eth1 service update

* Upgrade simulator to stable futures

* Lighthouse compiles on stable futures

* Remove println debugging statement

* Update libp2p service, start rpc test upgrade

* Update network crate for new libp2p

* Update tokio::codec to futures_codec (#1128)

* Further work towards RPC corrections

* Correct http timeout and network service select

* Use tokio runtime for libp2p

* Revert "Update tokio::codec to futures_codec (#1128)"

This reverts commit e57aea924a.

* Upgrade RPC libp2p tests

* Upgrade secio fallback test

* Upgrade gossipsub examples

* Clean up RPC protocol

* Test fixes (#1133)

* Correct websocket timeout and run on os thread

* Fix network test

* Clean up PR

* Correct tokio tcp move attestation service tests

* Upgrade attestation service tests

* Correct network test

* Correct genesis test

* Test corrections

* Log info when block is received

* Modify logs and update attester service events

* Stable futures: fixes to vc, eth1 and account manager (#1142)

* Add local testnet scripts

* Remove whiteblock script

* Rename local testnet script

* Move spawns onto handle

* Fix VC panic

* Initial fix to block production issue

* Tidy block producer fix

* Tidy further

* Add local testnet clean script

* Run cargo fmt

* Tidy duties service

* Tidy fork service

* Tidy ForkService

* Tidy AttestationService

* Tidy notifier

* Ensure await is not suppressed in eth1

* Ensure await is not suppressed in account_manager

* Use .ok() instead of .unwrap_or(())

* RPC decoding test for proto

* Update discv5 and eth2-libp2p deps

* Fix lcli double runtime issue (#1144)

* Handle stream termination and dialing peer errors

* Correct peer_info variant types

* Remove unnecessary warnings

* Handle subnet unsubscription removal and improve logigng

* Add logs around ping

* Upgrade discv5 and improve logging

* Handle peer connection status for multiple connections

* Improve network service logging

* Improve logging around peer manager

* Upgrade swarm poll centralise peer management

* Identify clients on error

* Fix `remove_peer` in sync (#1150)

* remove_peer removes from all chains

* Remove logs

* Fix early return from loop

* Improved logging, fix panic

* Partially correct tests

* Stable futures: Vc sync (#1149)

* Improve syncing heuristic

* Add comments

* Use safer method for tolerance

* Fix tests

* Stable futures: Fix VC bug, update agg pool, add more metrics (#1151)

* Expose epoch processing summary

* Expose participation metrics to prometheus

* Switch to f64

* Reduce precision

* Change precision

* Expose observed attesters metrics

* Add metrics for agg/unagg attn counts

* Add metrics for gossip rx

* Add metrics for gossip tx

* Adds ignored attns to prom

* Add attestation timing

* Add timer for aggregation pool sig agg

* Add write lock timer for agg pool

* Add more metrics to agg pool

* Change map lock code

* Add extra metric to agg pool

* Change lock handling in agg pool

* Change .write() to .read()

* Add another agg pool timer

* Fix for is_aggregator

* Fix pruning bug

Co-authored-by: pawan <pawandhananjay@gmail.com>
Co-authored-by: Paul Hauner <paul@paulhauner.com>

scripts/local_testnet_beacon_node.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+#
+# Starts a beacon node based upon a genesis state created by
+# `./local_testnet_genesis_state`.
+#
+
+TESTNET_DIR=~/.lighthouse/local-testnet/testnet
+DATADIR=~/.lighthouse/local-testnet/beacon
+DEBUG_LEVEL=${1:-info}
+
+exec lighthouse \
+	--debug-level $DEBUG_LEVEL \
+	bn \
+	--datadir $DATADIR \
+	--testnet-dir $TESTNET_DIR \
+	--dummy-eth1 \
+	--http

scripts/local_testnet_clean.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+#
+# Removes any existing local testnet
+#
+
+rm -rf ~/.lighthouse/local-testnet

scripts/local_testnet_setup.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+#
+# Produces a testnet specification and a genesis state where the genesis time
+# is now.
+#
+# Optionally, supply an integer as the first argument to override the default
+# validator count of 1024.
+#
+
+TESTNET_DIR=~/.lighthouse/local-testnet/testnet
+VALIDATOR_COUNT=${1:-1024}
+
+lcli \
+	--spec mainnet \
+	new-testnet \
+	--deposit-contract-address 0000000000000000000000000000000000000000 \
+	--testnet-dir $TESTNET_DIR \
+	--min-genesis-active-validator-count $VALIDATOR_COUNT \
+	--force
+
+echo Created tesnet directory at $TESTNET_DIR
+echo "Building genesis state... (this might take a while)"
+
+lcli \
+	--spec mainnet \
+	interop-genesis \
+	--testnet-dir $TESTNET_DIR \
+	$VALIDATOR_COUNT
+
+echo Created genesis state in $TESTNET_DIR
+
+echo $VALIDATOR_COUNT > $TESTNET_DIR/validator_count.txt

scripts/local_testnet_valdiator_client.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+#
+# Starts a validator client based upon a genesis state created by
+# `./local_testnet_genesis_state`.
+#
+
+TESTNET_DIR=~/.lighthouse/local-testnet/testnet
+DATADIR=~/.lighthouse/local-testnet/validator
+DEBUG_LEVEL=${1:-info}
+
+exec lighthouse \
+	--debug-level $DEBUG_LEVEL \
+	vc \
+	--datadir $DATADIR \
+	--testnet-dir $TESTNET_DIR \
+	testnet \
+	insecure \
+	0 \
+	$(cat $TESTNET_DIR/validator_count.txt)

scripts/whiteblock_start.sh

@@ -1,98 +0,0 @@
-#!/bin/bash
-
-<<COMMENT
-	Used by Whiteblock for simulated network testing.
-
-	Based upon:
-	https://github.com/whiteblock/dockerfiles/blob/a31b412d32d0384de12aa8392e43bac32837b6bc/ethereum/interop-example/launch/start.sh
-
-	Here's an example script used for testing:
-
-	./whiteblock_start.sh \
-		--identity=55c7fc76505ddeb6cf750b1f9f43d6d12c1a53b77ada018a390d7592a7f36dbck \
-		--peers=/ip4/192.168.0.1/tcp/9000 \
-		--validator-keys=/tmp/keygen_10_validators.yaml \
-		--gen-state=/tmp/genesis.ssz \
-		--port=9008
-
-	The example script was run in the target/release directory of lighthouse.
-	The following change was made to this script:
-
-		YAML_KEY_FILE="/tmp/keygen_10_validators.yaml"
-COMMENT
-
-# Flags
-IDENTITY=""
-PEERS=""
-YAML_KEY_FILE="/tmp/keygen_10_validators.yaml"
-GEN_STATE=""
-PORT="8000"
-
-# Constants
-BEACON_LOG_FILE="/tmp/beacon.log"
-VALIDATOR_LOG_FILE="/tmp/validator.log"
-
-usage() {
-    echo "--identity=<hex prepresentation of the priv key for libp2p>"
-    echo "--peers=<peer>"
-    echo "--validator-keys=<path to /launch/keys.yaml>"
-    echo "--gen-state=<path to /launch/state.ssz>"
-    echo "--port=<port>"
-}
-
-while [ "$1" != "" ];
-do
-    PARAM=`echo $1 | awk -F= '{print $1}'`
-    VALUE=`echo $1 | sed 's/^[^=]*=//g'`
-
-    case $PARAM in
-        --identity)
-            IDENTITY=$VALUE
-            ;;
-        --peers)
-            PEERS+=",$VALUE"
-            ;;
-        --validator-keys)
-            VALIDATOR_KEYS=$VALUE
-            ;;
-        --gen-state)
-            GEN_STATE=$VALUE
-            ;;
-        --port)
-            PORT=$VALUE
-            ;;
-        --help)
-            usage
-            exit
-            ;;
-        *)
-            echo "ERROR: unknown parameter \"$PARAM\""
-            usage
-            exit 1
-            ;;
-    esac
-    shift
-done
-
-./lighthouse \
-	--logfile $BEACON_LOG_FILE \
-	beacon \
-	--p2p-priv-key $IDENTITY \
-	--libp2p-addresses $PEERS \
-	--port $PORT \
-	testnet \
-	--force \
-	file \
-	ssz \
-	$GEN_STATE \
-	& \
-
-./lighthouse \
-	--logfile $VALIDATOR_LOG_FILE \
-	validator \
-	testnet \
-	--bootstrap \
-	interop-yaml \
-	$YAML_KEY_FILE \
-
-trap 'trap - SIGTERM && kill 0' SIGINT SIGTERM EXIT