chore: bump shellcheck v0.8.0 (#27463)

* bump shellcheck to stable verion, v0.8.0

* fix SC2086

* fix SC2269, https://www.shellcheck.net/wiki/SC2294

* fix SC2294

* do null and unset check for variable, FORCE_DELETE

ci/shellcheck.sh

@@ -7,6 +7,6 @@ cd "$(dirname "$0")/.."
 (
   set -x
   git ls-files -- '*.sh' ':(exclude)ci/semver_bash' \
-    | xargs ci/docker-run.sh koalaman/shellcheck@sha256:fe24ab9a9b6b62d3adb162f4a80e006b6a63cae8c6ffafbae45772bab85e7294 --color=always --external-sources --shell=bash
+    | xargs ci/docker-run.sh koalaman/shellcheck:v0.8.0 --color=always --external-sources --shell=bash
 )
 echo --- ok

net/gce.sh

@@ -397,6 +397,7 @@ cloud_ForEachInstance() {
     declare name publicIp privateIp
     IFS=: read -r name publicIp privateIp zone < <(echo "$info")
 
+    # shellcheck disable=SC2294
     eval "$cmd" "$name" "$publicIp" "$privateIp" "$zone" "$count" "$@"
     count=$((count + 1))
   done

net/net.sh

@@ -601,7 +601,7 @@ deploy() {
     if $bootstrapLeader; then
       SECONDS=0
       declare bootstrapNodeDeployTime=
-      startBootstrapLeader "$nodeAddress" $nodeIndex "$netLogDir/bootstrap-validator-$ipAddress.log"
+      startBootstrapLeader "$nodeAddress" "$nodeIndex" "$netLogDir/bootstrap-validator-$ipAddress.log"
       bootstrapNodeDeployTime=$SECONDS
       $metricsWriteDatapoint "testnet-deploy net-bootnode-leader-started=1"
 
@@ -609,7 +609,7 @@ deploy() {
       SECONDS=0
       pids=()
     else
-      startNode "$ipAddress" $nodeType $nodeIndex
+      startNode "$ipAddress" "$nodeType" "$nodeIndex"
 
       # Stagger additional node start time. If too many nodes start simultaneously
       # the bootstrap node gets more rsync requests from the additional nodes than
@@ -1124,7 +1124,7 @@ startnode)
   nodeType=
   nodeIndex=
   getNodeType
-  startNode "$nodeAddress" $nodeType $nodeIndex
+  startNode "$nodeAddress" "$nodeType" "$nodeIndex"
   ;;
 startclients)
   startClients

net/scripts/colo-node-onfree.sh

@@ -4,7 +4,7 @@
 SOLANA_LOCK_FILE="${SOLANA_LOCK_FILE:?}"
 SECONDARY_DISK_MOUNT_POINT="${SECONDARY_DISK_MOUNT_POINT:?}"
 SSH_AUTHORIZED_KEYS="${SSH_AUTHORIZED_KEYS:?}"
-FORCE_DELETE="${FORCE_DELETE}"
+FORCE_DELETE="${FORCE_DELETE:?}"
 
 RC=false
 if [[ -f "${SOLANA_LOCK_FILE}" ]]; then

system-test/testnet-automation.sh

@@ -13,7 +13,7 @@ Test failed during step:
 ${STEP}
 
 Failure occured when running the following command:
-$(eval echo "$@")"
+$*"
   fi
 
 # shellcheck disable=SC2034