feat: Podman detection (#972)

src/install.sh

@@ -13,8 +13,8 @@ else
 fi
 
 FN="boot.pat"
-DIR=$(find / -maxdepth 1 -type d -iname "$FN" | head -n 1)
+DIR=$(find / -maxdepth 1 -type d -iname "$FN" -print -quit)
-[ ! -d "$DIR" ] && DIR=$(find "$STORAGE" -maxdepth 1 -type d -iname "$FN" | head -n 1)
+[ ! -d "$DIR" ] && DIR=$(find "$STORAGE" -maxdepth 1 -type d -iname "$FN" -print -quit)
 
 if [ -d "$DIR" ]; then
   BASE="DSM_VirtualDSM" && URL="file://$DIR" 
@@ -23,8 +23,8 @@ if [ -d "$DIR" ]; then
   fi
 fi
 
-FILE=$(find / -maxdepth 1 -type f -iname "$FN" | head -n 1)
+FILE=$(find / -maxdepth 1 -type f -iname "$FN" -print -quit)
-[ ! -s "$FILE" ] && FILE=$(find "$STORAGE" -maxdepth 1 -type f -iname "$FN" | head -n 1)
+[ ! -s "$FILE" ] && FILE=$(find "$STORAGE" -maxdepth 1 -type f -iname "$FN" -print -quit)
 [ -s "$FILE" ] && BASE="DSM_VirtualDSM" && URL="file://$FILE" 
 
 if [ -n "$URL" ] && [ ! -s "$FILE" ] && [ ! -d "$DIR" ]; then

src/network.sh

@@ -192,6 +192,7 @@ configureNAT() {
 
   # Create the necessary file structure for /dev/net/tun
   if [ ! -c /dev/net/tun ]; then
+    [[ "$PODMAN" == [Yy1]* ]] && return 1
     [ ! -d /dev/net ] && mkdir -m 755 /dev/net
     if mknod /dev/net/tun c 10 200; then
       chmod 666 /dev/net/tun
@@ -199,15 +200,14 @@ configureNAT() {
   fi
 
   if [ ! -c /dev/net/tun ]; then
-    [[ "$PODMAN" != [Yy1]* ]] && error "$tuntap"  
+    error "$tuntap" && return 1
-    return 1
   fi
 
   # Check port forwarding flag
   if [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then
     { sysctl -w net.ipv4.ip_forward=1 > /dev/null; rc=$?; } || :
     if (( rc != 0 )) || [[ $(< /proc/sys/net/ipv4/ip_forward) -eq 0 ]]; then
-      [[ "$PODMAN" != [Yy1]* ]] && error "IP forwarding is disabled. $ADD_ERR --sysctl net.ipv4.ip_forward=1"
+      error "IP forwarding is disabled. $ADD_ERR --sysctl net.ipv4.ip_forward=1"
       return 1
     fi
   fi