Add playbook for restoring offline'd node

playbooks/node-up.yaml

@@ -0,0 +1,56 @@
+---
+- name: Online nodes
+  hosts: cluster
+  vars_prompt:
+    - name: skylab_datastore_encryption_password
+      prompt: Enter datastore block decryption password
+      private: true
+  roles:
+    - role: datastore
+      when: "'datastore' in skylab_roles | default([])"
+  tasks:
+    - name: Fetch node swarm ID
+      ansible.builtin.command:
+        cmd: !unsafe docker info --format '{{ .Swarm.NodeID}}'
+      changed_when: false
+      register: _docker_node_id_raw
+
+    - name: Update node availability
+      vars:
+        ansible_python_interpreter: "{{ skylab_state_dir }}/ansible-runtime/bin/python"
+      community.docker.docker_node:
+        availability: active
+        hostname: "{{ _docker_node_id_raw.stdout.strip() }}"
+
+    - name: Determine node addresses
+      vars:
+        _node_addresses:
+          - "{{ lookup('vars', 'ansible_' + skylab_cluster.interface.access).ipv4.address | ansible.netcommon.ipaddr('host/prefix') }}"
+      ansible.builtin.set_fact:
+        _node_addresses: "{{ _node_addresses + [item.address | ansible.netcommon.ipaddr('host/prefix')] }}"
+      loop: "{{ lookup('vars', 'ansible_' + skylab_cluster.interface.access).ipv4_secondaries }}"
+      loop_control:
+        label: "{{ item.address }}"
+
+    - name: Determine cluster access addresses
+      run_once: true
+      vars:
+        _cluster_node_ips: []
+      ansible.builtin.set_fact:
+        _cluster_node_ips: "{{ _cluster_node_ips + [hostvars[item].skylab_cluster.address | ansible.netcommon.ipaddr('host/prefix')] }}"
+      loop: "{{ groups.cluster }}"
+
+    - name: Remove alternative node IPs
+      become: true
+      when: item in _cluster_node_ips and item != (skylab_cluster.address | ansible.netcommon.ipaddr('host/prefix'))
+      ansible.builtin.command:
+        cmd: ip address delete {{ item | ansible.netcommon.ipaddr('host/prefix') }} dev {{ skylab_cluster.interface.access }}
+      changed_when: true
+      loop: "{{ _node_addresses }}"
+
+    - name: Add node IP
+      become: true
+      when: skylab_cluster.address | ansible.netcommon.ipaddr('host/prefix') not in _node_addresses
+      ansible.builtin.command:
+        cmd: ip address add {{ skylab_cluster.address | ansible.netcommon.ipaddr('host/prefix') }} dev {{ skylab_cluster.interface.access }}
+      changed_when: true