1 files changed, 22 insertions, 0 deletions
diff --git a/playbooks/local.yml b/playbooks/local.yml
new file mode 100644
index 0000000..9e6ca38
--- /dev/null
+++ b/playbooks/local.yml
@@ -0,0 +1,22 @@
+- name: Store known hosts of 'all' the hosts in the inventory file
+  hosts: localhost
+  connection: local
+  
+  vars:
+    ssh_known_hosts_command: "ssh-keyscan -T 10"
+    ssh_known_hosts_file: "{{ lookup('env','HOME') + '/.ssh/known_hosts' }}"
+    ssh_known_hosts: "{{ groups['all'] }}"
+
+  tasks:
+  - name: For each host, scan for its ssh public key
+    shell: "ssh-keyscan {{ item }},`dig +short {{ item }}`"
+    with_items: "{{ ssh_known_hosts }}"
+    register: ssh_known_host_results
+    ignore_errors: yes
+
+  - name: Add/update the public key in the '{{ ssh_known_hosts_file }}'
+    known_hosts:
+      name: "{{ item.item }}"
+      key: "{{ item.stdout }}"
+      path: "{{ ssh_known_hosts_file }}"
+    with_items: "{{ ssh_known_host_results.results }}"