Add and fix functions

roles/shell-dotfiles/files/functions

@@ -19,6 +19,14 @@ function upload_stuff() {
     done
 }
 
+# Un bucle infinito facilitado
+function always(){
+    while true;
+    do
+	"$@"
+    done
+}
+
 # Actualiza kubectl
 function upgrade_kubectl (){
     echo "Downloading kubectl..."
@@ -33,7 +41,7 @@ function upgrade_kubectl (){
 # Actualiza kops
 function upgrade_kops (){
     echo "Downloading kops..."
-    uri=$(curl -s https://github.com/kubernetes/kops/releases/latest -L | grep "kops-linux-amd64" | grep -v strong | cut -d '"' -f2)
+    uri=$(curl -s https://github.com/kubernetes/kops/releases/latest -L | grep "kops-linux-amd64" | grep -v strong | cut -d '"' -f2 | head -n1)
     version=$(echo $uri | cut -d'/' -f6)
     curl -s -L https://github.com/$uri -o /tmp/kops
     chmod +x /tmp/kops