Merge pull request SensorsIot#631 from Paraphraser/20221202-wireguard…

…-helper-experimental

2022-12-02 Wireguard helper script - experimental branch - PR 3 of 3

scripts/2022-10-01-wireguard-restructure.sh

@@ -3,6 +3,13 @@
 # support user renaming of script
 SCRIPT=$(basename "$0")
 
+# dependency check
+if [ -z "$(which rsync)" -o -z "$(which jq)" ] ; then
+   echo "This script depends on jq and rsync. Please run"
+   echo "   sudo apt update && sudo apt install jq rsync"
+   exit -1
+fi
+
 # useful function
 isContainerRunning() {
    if STATUS=$(curl -s --unix-socket /var/run/docker.sock http://localhost/containers/$1/json | jq .State.Status) ; then
@@ -17,6 +24,13 @@ isContainerRunning() {
 # should not run as root
 [ "$EUID" -eq 0 ] && echo "$SCRIPT should NOT be run using sudo" && exit -1
 
+# dependency check
+if [ -z "$(which rsync)" -o -z "$(which jq)" ] ; then
+   echo "This script depends on jq and rsync. Please run"
+   echo "   sudo apt update && sudo apt install jq rsync"
+   exit -1
+fi
+
 read -r -d '' RUNNINGNOTES <<-EOM
 \n
 ===============================================================================