initial_deploy: Get rid of target variable

specify inventory on cmd instead
also, include a safety check

1 files changed, 28 insertions, 21 deletions

diff --git a/initial-deploy.yml b/initial-deploy.yml
index f0a83d1..c0905c7 100644
--- a/initial-deploy.yml
+++ b/initial-deploy.yml
@@ -1,24 +1,31 @@
+---
+# use: specify inventory on command line
 - name: Setup Ansible user and authorized keys
+  hosts: all
   gather_facts: false
-  hosts: "{{ target }}"
   tasks:
-  - name: Install Python if not already installed
-    raw: test -e /usr/bin/python3 || (apt -y update && apt install -y python3-minimal)
-    changed_when: false
-    failed_when: false
-  - name: Install sudo package
-    package:
-      name: "sudo"
-      state: "present"
-  - name: setup ansible user
-    user:
-      name: "ansible"
-      groups: "sudo"
-      password: "{{ mypass | password_hash('sha512') }}"
-      shell: /bin/bash
-  - name: Setup Authorized keys
-    authorized_key:
-      user: "ansible"
-      state: present
-      key: "{{ lookup('file', '~/.ssh/ansible.pub') }}"
-
+    - name: Check for single host
+      fail:
+        msg: "Single host check failed."
+      when: "play_hosts | length != 1"
+      delegate_to: localhost
+      run_once: true
+    - name: Install Python if not already installed
+      raw: test -e /usr/bin/python3 || (apt -y update && apt install -y python3-minimal)
+      changed_when: false
+      failed_when: false
+    - name: Install sudo package
+      package:
+        name: "sudo"
+        state: "present"
+    - name: Setup ansible user
+      user:
+        name: "ansible"
+        groups: "sudo"
+        password: "{{ mypass | password_hash('sha512') }}"
+        shell: /bin/bash
+    - name: Setup Authorized keys
+      ansible.posix.authorized_key:
+        user: "ansible"
+        state: present
+        key: "{{ lookup('file', '~/.ssh/ansible.pub') }}"