From 1a2776f052d843cc79a94b03549b47cfcececb52 Mon Sep 17 00:00:00 2001
From: Guillaume Abrioux <gabrioux@redhat.com>
Date: Tue, 9 Feb 2021 01:37:31 +0100
Subject: [PATCH] shellcheck: demo.sh

make shellcheck happy on demo.sh

Signed-off-by: Guillaume Abrioux <gabrioux@redhat.com>
(cherry picked from commit 08a74b7e2c61738b7b771c059a93445a01dd89ab)
---
 src/daemon/demo.sh                     |  7 +++++--
 travis-builds/validate_demo_cluster.sh | 14 +++++++-------
 2 files changed, 12 insertions(+), 9 deletions(-)

diff --git a/src/daemon/demo.sh b/src/daemon/demo.sh
index ced4845c3..4c119a7bd 100755
--- a/src/daemon/demo.sh
+++ b/src/daemon/demo.sh
@@ -12,6 +12,7 @@ MDS_PATH="/var/lib/ceph/mds/${CLUSTER}-$MDS_NAME"
 RGW_PATH="/var/lib/ceph/radosgw/${CLUSTER}-rgw.${RGW_NAME}"
 # shellcheck disable=SC2153
 MGR_PATH="/var/lib/ceph/mgr/${CLUSTER}-$MGR_NAME"
+# shellcheck disable=SC2034
 MGR_IP=$MON_IP
 : "${DEMO_DAEMONS:=all}"
 : "${RGW_ENABLE_USAGE_LOG:=true}"
@@ -35,6 +36,7 @@ MGR_IP=$MON_IP
 #######
 function bootstrap_mon {
   if [[ ! "${CEPH_VERSION}" =~ ^(luminous|mimic)$ ]]; then
+    # shellcheck disable=SC2034
     MON_PORT=3300
   fi
   # shellcheck disable=SC1091
@@ -73,7 +75,7 @@ function parse_size {
 function bootstrap_osd {
   # Apply the tuning on Nautilus and above only since the values applied are causing the ceph-osd to crash on earlier versions
   if [[ ${OSD_BLUESTORE} -eq 1 ]] && [[ ! "${CEPH_VERSION}" =~ ^(luminous|mimic)$ ]]; then
-    tune_memory $(get_available_ram)
+    tune_memory "$(get_available_ram)"
   fi
 
   if [[ -n "$OSD_DEVICE" ]]; then
@@ -93,7 +95,7 @@ function bootstrap_osd {
   : "${OSD_COUNT:=1}"
 
   for i in $(seq 1 1 "$OSD_COUNT"); do
-    let OSD_ID="$i"-1 || true
+    (( OSD_ID="$i"-1 )) || true
     OSD_PATH="/var/lib/ceph/osd/${CLUSTER}-${OSD_ID}"
 
     if [ ! -e "$OSD_PATH"/keyring ]; then
@@ -162,6 +164,7 @@ function bootstrap_mds {
 #######
 function bootstrap_rgw {
   if [[ "$RGW_FRONTEND_TYPE" == "civetweb" ]]; then
+    # shellcheck disable=SC2153
     RGW_FRONTED_OPTIONS="$RGW_FRONTEND_OPTIONS port=$RGW_FRONTEND_IP:$RGW_FRONTEND_PORT"
   elif [[ "$RGW_FRONTEND_TYPE" == "beast" ]]; then
     RGW_FRONTED_OPTIONS="$RGW_FRONTEND_OPTIONS endpoint=$RGW_FRONTEND_IP:$RGW_FRONTEND_PORT"
diff --git a/travis-builds/validate_demo_cluster.sh b/travis-builds/validate_demo_cluster.sh
index 4a77c6035..8476b52e5 100755
--- a/travis-builds/validate_demo_cluster.sh
+++ b/travis-builds/validate_demo_cluster.sh
@@ -6,26 +6,26 @@ set -xe
 # FUNCTIONS #
 #############
 function get_cluster_name {
-  cluster=$(docker exec ceph-demo grep -R fsid /etc/ceph/ | egrep -o '^[^.]*')
-  DOCKER_COMMAND="docker exec ceph-demo ceph --connect-timeout 3 --cluster $(basename $cluster)"
+  cluster=$(docker exec ceph-demo grep -R fsid /etc/ceph/ | grep -Eo '^[^.]*')
+  DOCKER_COMMAND="docker exec ceph-demo ceph --connect-timeout 3 --cluster $(basename "$cluster")"
 }
 
 function wait_for_daemon () {
   timeout=90
   daemon_to_test=$1
   while [ $timeout -ne 0 ]; do
-    if eval $daemon_to_test; then
+    if eval "$daemon_to_test"; then
       return 0
     fi
     sleep 1
-    let timeout=timeout-1
+    (( timeout=timeout-1 ))
   done
   return 1
 }
 
 function get_ceph_version {
   # shellcheck disable=SC2046
-  echo $($DOCKER_COMMAND --version | grep -Eo '[0-9][0-9]\.[0-9]')
+  $DOCKER_COMMAND --version | grep -Eo '[0-9][0-9]\.[0-9]'
 }
 
 function ceph_status {
@@ -75,7 +75,7 @@ function test_demo_mgr {
 
 function test_demo_rest_api {
   key=$($DOCKER_COMMAND restful list-keys | python -c 'import json, sys; print(json.load(sys.stdin)["demo"])')
-  docker exec ceph-demo curl -s --connect-timeout 1 -u demo:$key -k https://0.0.0.0:8003/server
+  docker exec ceph-demo curl -s --connect-timeout 1 -u demo:"$key" -k https://0.0.0.0:8003/server
   # shellcheck disable=SC2046
   return $(wait_for_daemon "$DOCKER_COMMAND mgr dump | grep -sq 'restful\": \"https://.*:8003'")
 }
@@ -85,7 +85,7 @@ function test_demo_rest_api {
 ########
 get_cluster_name
 ceph_status # wait for the cluster to stabilize
-ceph_version=$(get_ceph_version)
+get_ceph_version
 test_demo_mon
 test_demo_osd
 test_demo_rgw