Fixes (#37)

* Don't create doas config if failed to install.

* Fix it better, previous change made it so that a value was required, could not just run setup.sh..

setup.sh

@@ -52,16 +52,17 @@ while getopts ":lb:h" arg; do
 	esac
 done
 
+# Alert on historic usage of `setup.sh BRANCH`.
+if [[ ! -z $1 && $1 != "-"* ]]; then
+	echo "ERROR: '$1' is not a valid option, please check your parameters and try again."
+	usage 1
+fi
+
 if [[ $branch == "" ]]; then
 	echo "Using default branch $BRANCH."
 	branch="$BRANCH"
 fi
 
-if [[ $1 != "-"* ]]; then
-	echo "ERROR: '$1' is not a valid option, please check your parameters and try again."
-	usage 1
-fi
-
 ## Main ##
 
 os="$(cat /etc/os-release)"

tasks/general/acct_mgmt/doas.yml

@@ -14,6 +14,7 @@
   package:
     name:
       - doas
+  register: doas_install
   ignore_errors: yes
 
 - name: General | Software | DoAs | Configure [Linux]
@@ -25,7 +26,7 @@
     state: present
     create: yes
     backup: yes
-  when: ansible_system in ("Linux")
+  when: not doas_install.failed and ansible_system in ("Linux")
 
 - name: General | Software | DoAs | Configure [BSD]
   blockinfile:
@@ -36,7 +37,7 @@
     state: present
     create: yes
     backup: yes
-  when: ansible_system in ("FreeBSD")
+  when: not doas_install.failed and ansible_system in ("FreeBSD")
 
 - name: General | Software | DoAs | Configure [Other]
   blockinfile:
@@ -50,4 +51,4 @@
   loop:
     - "{{ doas_conf_file_linux }}"
     - "{{ doas_conf_file_bsd }}"
-  when: ansible_system not in ("Linux", "FreeBSD")
+  when: not doas_install.failed and ansible_system not in ("Linux", "FreeBSD")