Upload hosts function

plugins/available/hosts.plugin.bash

@@ -0,0 +1,23 @@
+# Requested by philipjohn here : https://github.com/Bash-it/bash-it/issues/1264
+
+function hosts() {
+  if [ ! "$(whoami)" = "root" ]; then echo "Error: Run this function as root (using sudo)" && exit 1; fi
+  if [ "$1" = "add" ]; then
+      if [[ "$2" =~ ^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
+          shift
+          echo "$1 $2" >> /etc/hosts
+          echo "Added $1 $2 to hosts file"
+      else
+          echo "Error : Provided IP is invalid"
+      fi
+  elif [ "$1" = "list" ]; then
+      cat hosts
+  elif [ "$1" = "del" ] || [ "$1" = "remove" ]; then
+      shift
+      grep -v "$1" /etc/hosts > newhosts
+      mv newhosts /etc/hosts
+      echo "Removed $1 from hosts file"
+  else
+      echo "Missing argument (del, list, add)"
+  fi
+}