build

hosts.yml

@@ -5,12 +5,12 @@ datacenter:
       children:
         odroid_master:
           hosts:
-            192.168.77.131:
+            192.168.99.101:
           vars:
             testVar: 999
         odroid_worker:
           hosts:
-            192.168.77.13[2:5]:
+            192.168.99.10[2:5]:
         
       vars:
         ansible_ssh_user: jd

playbooks/00_initial_adjustments.yml

@@ -1,7 +1,7 @@
 - hosts: odroid_cluster
   name: Initial Adjustments
   become: true
-  gather_facts: yes
+  gather_facts: true
   vars:
     iface: "eth0"
   tasks:
@@ -47,15 +47,46 @@
           odroidc4-5
           {%- endif -%}
       when: ansible_default_ipv4.interface == "end0"
+
+    - name: Read armbianEnv.txt
+      ansible.builtin.slurp:
+        path: /boot/armbianEnv.txt
+      register: armbian_env
+
+    - name: Extract current overlays safely
+      ansible.builtin.set_fact:
+        current_overlays: >-
+          {{
+            ((armbian_env.content | b64decode)
+            | regex_findall('^overlays=(.*)', multiline=True) | first | default(''))
+          }}
+
+    - name: Build merged overlay list
+      ansible.builtin.set_fact:
+        merged_overlays: >-
+          {{
+            (current_overlays.split() +
+            ['sm1-odroid-c4-i2c1','sm1-odroid-c4-i2c0'])
+            | unique
+            | join(' ')
+          }}
+
+    - name: Ensure overlays line exists with required modules
+      ansible.builtin.lineinfile:
+        path: /boot/armbianEnv.txt
+        regexp: '^overlays='
+        line: "overlays={{ merged_overlays }}"
+        backup: yes
+
     - name: Iptables 1
       ansible.builtin.command:
         iptables -F
-      ignore_errors: yes
+      ignore_errors: true
     - name: Iptables 2
       ansible.builtin.command:
         update-alternatives --set iptables /usr/sbin/iptables-legacy 
-      ignore_errors: yes
+      ignore_errors: true
     - name: Iptables 3
       ansible.builtin.command:
         update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy
-      ignore_errors: yes
+      ignore_errors: true

playbooks/00_setup_display.yml

@@ -1,17 +1,25 @@
 - hosts: odroid_master
   name: Setup info display
   become: true
-  gather_facts: no
+  gather_facts: false
   tasks:
     - name: Install deps...
       ansible.builtin.apt:
         name:
           - python3-pip
           - python3-dev
+          - python3-venv
+          - i2c-tools
+        update_cache: yes
+
     - name: Remove file (delete file)
       ansible.builtin.file:
         path: /usr/lib/python3.11/EXTERNALLY-MANAGED
         state: absent
+    - name: Create virtual environment
+      ansible.builtin.command:
+        cmd: python3 -m venv /opt/myenv
+        creates: /opt/myenv/bin/activate
 
     - name: Install bottle python package
       ansible.builtin.pip:
@@ -20,6 +28,8 @@
           - psutil
           - smbus2
           - uptime
+        virtualenv: /opt/myenv
+  
     - name: Upload led control scripts
       ansible.builtin.copy:
         src: scripts/lcd_control.py

playbooks/files/scripts/lcd_control.py

@@ -27,7 +27,7 @@ while True:
     myCmd = ""
     # Write a string on first line and move to next line
     mem_data = psutil.virtual_memory()
-    net_sum = psutil.net_if_addrs()["eth0"]
+    net_sum = psutil.net_if_addrs()["end0"]
     eth0_ip = (net_sum[0][1])
     cpu_load = round(psutil.getloadavg()[0],2)
     uptime_s = int(uptime())

playbooks/files/services/lcd_control.service

@@ -7,7 +7,7 @@ After=network.target network-online.target
 Type=simple
 User=root
 #ExecStartPre=/bin/sleep 30
-ExecStart=/usr/bin/python3 /usr/bin/lcd_control.py
+ExecStart=/opt/myenv/bin/python3 /usr/bin/lcd_control.py
 
 [Install]
 WantedBy=multi-user.target suspend.target hibernate.target hybrid-sleep.target suspend-then-hibernate.target

roles/kubernetes/tasks/Rocky.yml

@@ -58,6 +58,7 @@
           - lvm2
           - epel-release
           - git
+          - helm
         state: present
 
     - name: Add Kubernetes repo