Update debian-install.sh

setup/debian-install.sh

@@ -28,37 +28,6 @@ function error_exit() {
   exit $EXIT
 }
 
-function internet() {
-  test_urls="\
-  https://www.google.com/ \
-  https://www.microsoft.com/ \
-  https://www.cloudflare.com/ \
-  "
-  processes="0"
-  pids=""
-  for test_url in $test_urls; do
-    curl --silent --head "$test_url" > /dev/null &
-    pids="$pids $!"
-    processes=$(($processes + 1))
-  done
-  while [ $processes -gt 0 ]; do
-    for pid in $pids; do
-      if ! ps | grep "^[[:blank:]]*$pid[[:blank:]]" > /dev/null; then
-        processes=$(($processes - 1))
-        pids=$(echo "$pids" | sed --regexp-extended "s/(^| )$pid($| )/ /g")
-
-        if wait $pid; then
-          kill -TERM $pids > /dev/null 2>&1 || true
-          wait $pids
-          return 0
-        fi
-      fi
-    done
-    sleep 0.1
-  done
-  return 1
-}
-
 function msg_info() {
     local msg="$1"
     echo -ne " ${HOLD} ${YW}${msg}..."
@@ -85,10 +54,10 @@ done
 msg_ok "Set up Container OS"
 msg_ok "Network Connected: ${BL}$(hostname -I)"
 
-if internet; then
+if : >/dev/tcp/8.8.8.8/53; then
   msg_ok "Internet Online"
 else
-  echo -e "${BFR} {CROSS}${RD} Internet Offline"
+  echo -e "${BFR} ${CROSS}${RD} Internet Offline"
 fi
 
 msg_info "Updating Container OS"