diff --git a/setup/inventory_builder.py b/setup/inventory_builder.py
new file mode 100644
index 0000000..908b231
--- /dev/null
+++ b/setup/inventory_builder.py
@@ -0,0 +1,25 @@
+from paramiko import SSHClient,AutoAddPolicy
+from getpass import getpass
+
+address = input("Machine address: ")
+username = input("SSH user: ")
+password = getpass()
+
+print("Connecting to", address, "as", username, "...")
+client = SSHClient()
+client.set_missing_host_key_policy(AutoAddPolicy())
+
+client.connect(address, username=username, password=password)
+stdin, stdout, stderr = client.exec_command("su")
+stdin.write(password + '\n')
+stdin.write("touch /home/tanguy/testing\n")
+stdin.write("exit\n")
+stdin.flush()
+print("Return", stdout.read().decode("utf8"))
+
+ret = stdout.channel.recv_exit_status()
+
+stdin.close()
+stdout.close()
+stderr.close()
+client.close()
diff --git a/setup/inventory_builder.sh b/setup/inventory_builder.sh
new file mode 100644
index 0000000..eb7663b
--- /dev/null
+++ b/setup/inventory_builder.sh
@@ -0,0 +1,3 @@
+#!/bin/bash
+
+echo ""
diff --git a/setup/testing.yml b/setup/testing.yml
new file mode 100644
index 0000000..778e5a1
--- /dev/null
+++ b/setup/testing.yml
@@ -0,0 +1,5 @@
+---
+- name: Testing tasks
+  hosts: all
+  tasks:
+  - debug: var=ansible_all_ipv4_addresses
diff --git a/setup/user_setup.yml b/setup/user_setup.yml
new file mode 100644
index 0000000..867b1b2
--- /dev/null
+++ b/setup/user_setup.yml
@@ -0,0 +1,14 @@
+---
+- name: Setup ansible configuration for new host
+  hosts: all
+  tasks:
+  - name: Add 'ansible' system user and setup SSH key
+    become: yes
+    user:
+      name: ansible
+      comment: Automation user for ansible
+      system: True
+      create_home: False
+      generate_ssh_key: yes
+      ssh_key_bits: 4096
+      ssh_key_file: /etc/ansible/.id_rsa
diff --git a/tmp_hosts b/tmp_hosts
new file mode 100644
index 0000000..1706c4e
--- /dev/null
+++ b/tmp_hosts
@@ -0,0 +1 @@
+10.10.0.23