feat(agent): process scanned subnet using cached subnet details

!1

playbooks/tasks/scan_subnet.yaml

@@ -13,3 +13,35 @@
     api_token: "{{ client_token }}"
     api_path: "{{ api_address }}"
     api_query_string: "filter_by=subnetId&filter_value={{ subnet.id }}"
+
+
+- name: Load Subnet
+  ansible.builtin.set_fact:
+    cached_subnet: "{{ lookup('file', cache_filepath) }}"
+    cacheable: false
+
+
+- name: Process Scan Results
+  ansible.builtin.set_fact:
+    subnet_scan_results: |-
+      [
+      {% for scanned_host in ((nmap_scan.stdout | ansible.utils.from_xml) | from_yaml).nmaprun.host %}
+        {% if scanned_host.address[0]['@addrtype'] | default('') == 'ipv4' %}
+          {
+            {% for cached_host in cached_subnet -%}
+              {%- if cached_host.ip == scanned_host.address[0]['@addr'] -%}
+                "id": {{ cached_host.id }},
+                {%- endif -%}
+            {%- endfor %}
+            "subnetId": "{{ subnet.id }}",
+            "ip": "{{ scanned_host.address[0]['@addr'] }}",
+            "lastSeen": "{{ nmap_scan.start }}",
+            "mac": "{{ scanned_host.address[1]['@addr'] | upper }}"
+          },
+        {% endif %}
+      {% endfor %}
+      ]
+
+- name: To JSON
+  ansible.builtin.set_fact:
+    subnet_scan_results: "{{ subnet_scan_results | from_yaml }}"