fix usage over IPv6 (#82)

plugins/module_utils/base/api.py

@@ -7,6 +7,7 @@
 from ansible_collections.ansibleguy.opnsense.plugins.module_utils.helper.api import \
     check_host, ssl_verification, check_response, get_params_path, debug_api, \
     check_or_load_credentials, api_pretty_exception
+from ansible_collections.ansibleguy.opnsense.plugins.module_utils.helper.main import is_ip6
 
 DEFAULT_TIMEOUT = 20.0
 HTTPX_EXCEPTIONS = (
@@ -29,8 +30,12 @@ def _start(self, timeout: float) -> httpx.Client:
 
         setdefaulttimeout(timeout)
 
+        fw = self.m.params['firewall']
+        if is_ip6(fw, strip_enclosure=False):
+            fw = f"[{fw}]"
+
         return httpx.Client(
-            base_url=f"https://{self.m.params['firewall']}:{self.m.params['api_port']}/api",
+            base_url=f"https://{fw}:{self.m.params['api_port']}/api",
             auth=(self.m.params['api_key'], self.m.params['api_secret']),
             timeout=httpx.Timeout(timeout=timeout, connect=2.0),
             transport=httpx.HTTPTransport(

plugins/module_utils/helper/main.py

@@ -34,6 +34,9 @@ def is_ip(host: str, ignore_empty: bool = False) -> bool:
     if ignore_empty and is_unset(host):
         return True
 
+    if host.find('[') != -1:
+        host = host[1:-1]
+
     try:
         ip_address(host)
         return True
@@ -54,10 +57,13 @@ def is_ip4(host: str, ignore_empty: bool = False) -> bool:
         return False
 
 
-def is_ip6(host: str, ignore_empty: bool = False) -> bool:
+def is_ip6(host: str, ignore_empty: bool = False, strip_enclosure: bool = True) -> bool:
     if ignore_empty and is_unset(host):
         return True
 
+    if strip_enclosure and host.find('[') != -1:
+        host = host[1:-1]
+
     try:
         IPv6Address(host)
         return True