Changes between Version 14 and Version 15 of Csle2022/Agenda/Ansible

Timestamp:

Nov 18, 2022, 7:01:27 AM (2 years ago)

Author:

dushmantha

Comment:

--

Csle2022/Agenda/Ansible

@@ -31 +31 @@
 Test internet connectivity.[[BR]]
 
-This setup needs 3 VMs (one as control node and the others will be managed nodes). Import the same Vm image and setup 3 VMs accordingly.
+This setup needs 3 VMs (one as control node and the others will be managed nodes). Import the same VM image and setup 3 VMs accordingly.
+
+Login and check IP addresses of all VMs.
+
+{{{
+ip add
+}}}
+
+If they are same, then change them accordingly. You may disable dhcp and assign static IP addresses according to your setups.
+
+{{{
+vi /etc/netplan/00-installer-config.yaml
+ enp0s8:
+      addresses : [192.168.56.105/24]
+:wq
+netplan apply
+}}}  
 
 Login using PuTTY. 
@@ -40 +56 @@
 
 Connect all VMs to 'Internal Network'.
-
 
 {{{
@@ -73 +88 @@
 ''In control node''
 
-Login as root to the node and install Ansible
+Login as root to the node.
+
+Change the hostname.
+
+{{{
+hostnamectl set-hostname controlnode
+nano /etc/hosts
+}}}
+
+
+{{{
+127.0.0.1 localhost
+127.0.1.1 controlnode
+}}}
+
+{{{
+reboot
+}}}
+
+Install Ansible
 
 {{{
@@ -81 +115 @@
 ''In each managed node''
 
-Login as root to the node and install Ansible
+Login as root to the node and change hostname. Each should have a unique hostname. 
+
+{{{
+hostnamectl set-hostname m1
+nano /etc/hosts
+}}}
+
+{{{
+127.0.0.1 localhost
+127.0.1.1 m1
+}}}
+
+{{{
+reboot
+}}}
 
 {{{
 apt install python3.10
 }}}
-
 
 '''Setup Passwordless SSH'''