fix: avoid recreation of net mac addrs during VM update

plugins/modules/proxmox_kvm.py

@@ -777,7 +777,6 @@ def node_check(proxmox, node):
 def get_vminfo(module, proxmox, node, vmid, **kwargs):
     global results  # noqa
     results = {}
-    mac = {}
     try:
         vm = proxmox.nodes(node).qemu(vmid).config.get()
     except Exception as e:
@@ -795,8 +794,8 @@ def get_vminfo(module, proxmox, node, vmid, **kwargs):
             kwargs.update(kwargs[k])
             del kwargs[k]
 
-    results["mac"] = mac
-    results["devices"] = _extract_devices(vm)
+    results["nets"] = _extract_nets(vm)
+    results["disks"] = _extract_disks(vm)
     results["vmid"] = int(vmid)
     results["_raw"] = vm
 
@@ -866,16 +865,28 @@ def create_vm(
         urlencoded_ssh_keys = quote(kwargs["sshkeys"], safe="")
         kwargs["sshkeys"] = str(urlencoded_ssh_keys)
 
+    disks = {}
     for item in [kwargs[i] for i in ["scsi", "virtio", "ide", "sata"] if i in kwargs]:
-        devices = _extract_devices(item)
+        disks = _extract_disks(item)
+
+    nets = {}
+    for item in [kwargs[i] for i in ["net"] if i in kwargs]:
+        nets = _extract_nets(item)
 
     # If update, ensure existing disks are not recreated.
     if update:
-        for k, v in devices.items():
-            if results["devices"].get(k):
+        for k, v in disks.items():
+            if results["disks"].get(k):
                 kwargs[k.rstrip(string.digits)][k] = "{0}:{1},{2}".format(
-                    results["devices"][k]["storage_id"], results["devices"][k]["storage_opts"],
-                    ",".join(devices[k]["opts"])
+                    results["disks"][k]["storage_id"], results["disks"][k]["storage_opts"],
+                    ",".join(disks[k]["opts"])
+                )
+
+        for k, v in nets.items():
+            if results["nets"].get(k):
+                kwargs[k.rstrip(string.digits)][k] = "{0}={1},{2}".format(
+                    results["nets"][k]["net_id"], results["nets"][k]["net_opts"],
+                    ",".join(nets[k]["opts"])
                 )
 
     # Convert all dict in kwargs to elements.
@@ -1528,20 +1539,37 @@ def main():
             )
 
 
-def _extract_devices(item):
-    devices = defaultdict(dict)
+def _extract_disks(item):
+    disks = defaultdict(dict)
     for k, v in item.items():
         if re.match(r"(scsi|virtio|ide|sata)[0-9]", k):
-            devices[k]["opts"] = []
+            disks[k]["opts"] = []
             for val in v.split(","):
                 if len(val.split(":")) == 2:
                     storage = val.split(":")
-                    devices[k]["storage_id"] = storage[0]
-                    devices[k]["storage_opts"] = storage[1]
+                    disks[k]["storage_id"] = storage[0]
+                    disks[k]["storage_opts"] = storage[1]
                 else:
-                    devices[k]["opts"].append(val)
+                    disks[k]["opts"].append(val)
 
-    return devices
+    return disks
+
+
+def _extract_nets(item):
+    nets = defaultdict(dict)
+    for k, v in item.items():
+        if re.match(r"net[0-9]", k):
+            nets[k]["opts"] = []
+            for val in v.split(","):
+                if any(val.startswith(s) for s in ["e1000", "rtl8139", "virtio", "vmxnet3"]):
+                    if len(val.split("=")) == 2:
+                        net = val.split("=")
+                        nets[k]["net_id"] = net[0]
+                        nets[k]["net_opts"] = net[1]
+                else:
+                    nets[k]["opts"].append(val)
+
+    return nets
 
 
 if __name__ == "__main__":