Drop multisim.sh (#4241)

Get rid of multisim.sh as the new runsim
seems to be working well.

cmd/gaia/contrib/sim/multisim.sh

@@ -1,94 +0,0 @@
-#!/bin/bash
-
-set -e
-
-go mod download
-
-seeds=(1 2 4 7 9 20 32 123 124 582 1893 2989 3012 4728 37827 981928 87821 891823782 989182 89182391 \
-11 22 44 77 99 2020 3232 123123 124124 582582 18931893 29892989 30123012 47284728 37827)
-blocks=$1
-period=$2
-testname=$3
-genesis=$4
-
-echo "Running multi-seed simulation with seeds ${seeds[@]}"
-echo "Running $blocks blocks per seed"
-echo "Running test $testname"
-echo "Using genesis file $genesis"
-echo "Edit scripts/multisim.sh to add new seeds. Keeping parameters in the file makes failures easy to reproduce."
-echo "This script will kill all sub-simulations on SIGINT/SIGTERM (i.e. Ctrl-C)."
-
-# Symbols prefixes legenda:
-# f_ - function
-# l_ - local symbols
-
-f_spinner() {
-  local l_i l_sp
-  l_i=1
-  l_chars="/-\|"
-  echo -n ' '
-  while true
-  do
-    printf "\b${l_chars:l_i++%${#l_chars}:1}"
-    sleep 1s
-  done
-}
-
-f_cleanup() {
-  local l_children
-  l_children=$(pgrep -P $$)
-  echo "Stopping children ["${l_children}"] ..." >&2
-  kill -SIGSTOP ${l_children} || true
-  echo "Terminating children ["${l_children}"] ..." >&2
-  kill -TERM ${l_children} || true
-  exit 0
-}
-
-trap f_cleanup SIGINT SIGTERM EXIT
-
-tmpdir=$(mktemp -d)
-echo "Using temporary log directory: $tmpdir"
-
-f_sim() {
-  local l_seed
-  l_seed=$1
-	echo "Running Gaia simulation with seed $l_seed. This may take awhile!"
-  file="$tmpdir/gaia-simulation-seed-$l_seed-date-$(date -u +"%Y-%m-%dT%H:%M:%S+00:00").stdout"
-  echo "Writing stdout to $file..."
-	go test github.com/cosmos/cosmos-sdk/cmd/gaia/app -run $testname -SimulationEnabled=true -SimulationNumBlocks=$blocks -SimulationGenesis=$genesis \
-    -SimulationVerbose=true -SimulationCommit=true -SimulationSeed=$l_seed -SimulationPeriod=$period -v -timeout 24h > $file && \
-    echo "Simulation with seed $l_seed OK" || ( code=1 ; echo "Simulation with seed $seed failed!" ) # > $file
-}
-
-echo "Simulation processes spawned, waiting for completion..."
-
-f_spinner &
-
-
-i=0
-pids=()
-for seed in ${seeds[@]}; do
-  f_sim $seed &
-  pids[${i}]=$!
-  i=$(($i+1))
-  sleep 10 # start in order, nicer logs
-done
-
-code=0
-i=0
-for pid in ${pids[*]}; do
-  wait $pid
-  last=$?
-  seed=${seeds[${i}]}
-  if [ $last -ne 0 ]
-  then
-    echo "Simulation with seed $seed failed!"
-    echo "To replicate, run 'go test ./cmd/gaia/app -run $testname -SimulationEnabled=true -SimulationNumBlocks=$blocks -SimulationVerbose=true -SimulationCommit=true -SimulationSeed=$seed -v -timeout 24h'"
-    code=1
-  else
-    echo "Simulation with seed $seed OK"
-  fi
-  i=$(($i+1))
-done
-
-exit $code