fix SC2162

oci-import.sh

@@ -17,12 +17,12 @@ workdir=/dev/shm/nspawn-oci
 mkdir -p $workdir
 
 skopeo_output=$(echo $workdir/$source | sed s.://./.g)
-mkdir -p $skopeo_output
-skopeo copy $source oci:$skopeo_output:latest
+mkdir -p "$skopeo_output"
+skopeo copy "$source" oci:"$skopeo_output":latest
 
 umoci_output=$workdir/$hostname
-rm -rf $umoci_output
-umoci --verbose unpack --image $skopeo_output $umoci_output
+rm -rf "$umoci_output"
+umoci --verbose unpack --image "$skopeo_output" "$umoci_output"
 
 oci_config=$umoci_output/config.json
 
@@ -31,22 +31,22 @@ if $convert;then
 mkdir -p /etc/systemd/nspawn
 nspawn_config=/etc/systemd/nspawn/$hostname.nspawn
 
-cat << end > $nspawn_config
+cat << end > "$nspawn_config"
 [Exec]
 ProcessTwo=true
 end
 
-for environment in $(jq --compact-output '.process.env' $oci_config | sed "s/[][]//g;s/\"//g;s/,/ /g")
+for environment in $(jq --compact-output '.process.env' "$oci_config" | sed "s/[][]//g;s/\"//g;s/,/ /g")
 do
-echo $environment
-cat << end >> $nspawn_config
+echo "$environment"
+cat << end >> "$nspawn_config"
 Environment=$environment
 end
 done
 
-cat << end >> $nspawn_config
-WorkingDirectory=$(jq --compact-output '.process.cwd' $oci_config | sed "s/[][]//g;s/\"//g;s/,/ /g")
-Parameters=$(jq --compact-output '.process.args' $oci_config | sed "s/[][]//g;s/,/ /g")
+cat << end >> "$nspawn_config"
+WorkingDirectory=$(jq --compact-output '.process.cwd' "$oci_config" | sed "s/[][]//g;s/\"//g;s/,/ /g")
+Parameters=$(jq --compact-output '.process.args' "$oci_config" | sed "s/[][]//g;s/,/ /g")
 
 [Network]
 VirtualEthernet=no
@@ -54,32 +54,32 @@ VirtualEthernet=no
 [Files]
 end
 
-for mount in $(jq -c '.mounts[]' $oci_config); do
-source=$(echo $mount | jq -r '.source' )
-echo $source
-if [ $source == 'none' ]; then
+for mount in $(jq -c '.mounts[]' "$oci_config"); do
+source=$(echo "$mount" | jq -r '.source' )
+echo "$source"
+if [ "$source" == 'none' ]; then
 echo 'container requires bind mount'
-destination=$(echo $mount | jq -r '.destination')
+destination=$(echo "$mount" | jq -r '.destination')
 read -p "$destination:" source
-cat << end >> $nspawn_config
+cat << end >> "$nspawn_config"
 Bind=$source:$destination
 end
 fi
 done
 
-machinectl import-fs $umoci_output/rootfs $2
+machinectl import-fs "$umoci_output"/rootfs $2
 echo "Edit $nspawn_config before starting"
 
 else
 # oci mode
-mkdir -p /etc/systemd/system/systemd-nspawn@$hostname.service.d/
-override=/etc/systemd/system/systemd-nspawn@$hostname.service.d/override.conf
-cat << end > $override
+mkdir -p "/etc/systemd/system/systemd-nspawn@$hostname.service.d/"
+override="/etc/systemd/system/systemd-nspawn@$hostname.service.d/override.conf"
+cat << end > "$override"
 [Service]
 ExecStart=systemd-nspawn --oci-bundle=/var/lib/machines/%i --machine %i
 end
 
-machinectl import-fs $umoci_output $hostname
+machinectl import-fs "$umoci_output" "$hostname"
 echo "Edit /var/lib/machines/$hostname/config.json before starting"
 
 fi