allow arbitrary limits for run script

README.md

@@ -22,8 +22,9 @@ Optional requriements where configuration is installed for:
 - [vim](https://www.vim.org/)
 - [zsh](https://www.zsh.org/)
 
-An inventory file at `~/.config/ansible/hosts` with an entry for a host
+An inventory file at `~/.config/ansible/hosts`. By default this will look for an
-`webhost`. This may be a group if you want to target multiple hosts.
+entry for a host or group `webhost`, but you can pass any argument to the
+script to limit it.
 
 Your machine requires the following:
 
@@ -42,5 +43,8 @@ ansible-galaxy collection install -r requirements.yaml
 Run via the following:
 
 ```zsh
-./run.zsh
+./run.zsh [limit]
 ```
+
+Where `limit` is the limit, will default to `webhost` but any valid argument to
+`ansible-playbook --limit` will work.

run.zsh

@@ -1,9 +1,13 @@
 #!/usr/bin/env zsh
 
 local DIR="${0:a:h}"
+local LIMIT="webhost"
+if [[ -n "$1" ]]; then
+  LIMIT="$1"
+fi
 
 ansible-playbook \
   --ask-vault-pass \
   --inventory-file "$HOME/.config/ansible/hosts" \
-  --limit "webhost" \
+  --limit "$LIMIT" \
   "$DIR/playbook.yaml"