Rename bootstrap leader (#7906)

* Rename bootstrap leader to bootstrap validator

It's a normal validator as soon as other validators enter the
leader schedule.

* cargo fmt

* Fix build

Thanks @CriesofCarrots!

multinode-demo/bootstrap-validator.sh

@@ -0,0 +1,132 @@
+#!/usr/bin/env bash
+#
+# Start the bootstrap validator node
+#
+set -e
+
+here=$(dirname "$0")
+# shellcheck source=multinode-demo/common.sh
+source "$here"/common.sh
+
+if [[ "$SOLANA_GPU_MISSING" -eq 1 ]]; then
+  echo "Testnet requires GPUs, but none were found!  Aborting..."
+  exit 1
+fi
+
+if [[ -n $SOLANA_CUDA ]]; then
+  program=$solana_validator_cuda
+else
+  program=$solana_validator
+fi
+
+no_restart=0
+
+args=()
+while [[ -n $1 ]]; do
+  if [[ ${1:0:1} = - ]]; then
+    if [[ $1 = --init-complete-file ]]; then
+      args+=("$1" "$2")
+      shift 2
+    elif [[ $1 = --gossip-host ]]; then
+      args+=("$1" "$2")
+      shift 2
+    elif [[ $1 = --gossip-port ]]; then
+      args+=("$1" "$2")
+      shift 2
+    elif [[ $1 = --dynamic-port-range ]]; then
+      args+=("$1" "$2")
+      shift 2
+    elif [[ $1 = --limit-ledger-size ]]; then
+      args+=("$1")
+      shift
+    elif [[ $1 = --skip-poh-verify ]]; then
+      args+=("$1")
+      shift
+    elif [[ $1 = --log ]]; then
+      args+=("$1" "$2")
+      shift 2
+    elif [[ $1 = --no-restart ]]; then
+      no_restart=1
+      shift
+    else
+      echo "Unknown argument: $1"
+      $program --help
+      exit 1
+    fi
+  else
+    echo "Unknown argument: $1"
+    $program --help
+    exit 1
+  fi
+done
+
+# These keypairs are created by ./setup.sh and included in the genesis config
+identity_keypair=$SOLANA_CONFIG_DIR/bootstrap-validator/identity-keypair.json
+vote_keypair="$SOLANA_CONFIG_DIR"/bootstrap-validator/vote-keypair.json
+storage_keypair=$SOLANA_CONFIG_DIR/bootstrap-validator/storage-keypair.json
+
+ledger_dir="$SOLANA_CONFIG_DIR"/bootstrap-validator
+[[ -d "$ledger_dir" ]] || {
+  echo "$ledger_dir does not exist"
+  echo
+  echo "Please run: $here/setup.sh"
+  exit 1
+}
+
+args+=(
+  --accounts "$SOLANA_CONFIG_DIR"/bootstrap-validator/accounts
+  --enable-rpc-exit
+  --ledger "$ledger_dir"
+  --rpc-port 8899
+  --snapshot-interval-slots 100
+  --identity-keypair "$identity_keypair"
+  --storage-keypair "$storage_keypair"
+  --voting-keypair "$vote_keypair"
+  --rpc-faucet-address 127.0.0.1:9900
+)
+default_arg --gossip-port 8001
+default_arg --log -
+
+
+
+pid=
+kill_node() {
+  # Note: do not echo anything from this function to ensure $pid is actually
+  # killed when stdout/stderr are redirected
+  set +ex
+  if [[ -n $pid ]]; then
+    declare _pid=$pid
+    pid=
+    kill "$_pid" || true
+    wait "$_pid" || true
+  fi
+}
+
+kill_node_and_exit() {
+  kill_node
+  exit
+}
+
+trap 'kill_node_and_exit' INT TERM ERR
+
+while true; do
+  echo "$program ${args[*]}"
+  $program "${args[@]}" &
+  pid=$!
+  echo "pid: $pid"
+
+  if ((no_restart)); then
+    wait "$pid"
+    exit $?
+  fi
+
+  while true; do
+    if [[ -z $pid ]] || ! kill -0 "$pid"; then
+      echo "############## validator exited, restarting ##############"
+      break
+    fi
+    sleep 1
+  done
+
+  kill_node
+done