check that ip is configured in envsetup

tests/test_dns_records.py

@@ -116,7 +116,7 @@ def check_resolver(conf: dict, resolvers: set) -> tuple:
                 u.success("resolver {} configured".format(conf_resolver))
 
     if not resolver_set:
-        u.info("no resolver defined in envsetup configuration, unable to test DNS")
+        u.info("no resolver defined in envsetup")
         exit(2)
 
     return warnings, errors
@@ -126,7 +126,7 @@ def main():
     print("Check DNS settings:")
 
     if not supported_platform():
-        u.info("Platform not supported")
+        u.info("platform not supported")
         exit(2)
 
     warnings = 0
@@ -147,6 +147,10 @@ def main():
         ("CM_SERVER_NAME", "mirismanager", "ubicast-skyreach"),
     )
 
+    if not ip:
+        u.info("no ip address defined in envsetup")
+        exit(2)
+
     for conf_name, default_domain, package in services_info:
         domain = conf.get(conf_name)
         resolution_ignored = conf.get("TESTER_DNS_RESOLUTION_IGNORED", "").split(",")
@@ -157,7 +161,7 @@ def main():
         ):
             # check that the service is installed on this system
             status, _ = subprocess.getstatusoutput("dpkg -s {}".format(package))
-            if status == 0:
+            if status == 0 and ip:
                 u.info("resolving {}".format(domain))
                 check_dns_warn, check_dns_err = check_dns(domain, ip, resolvers)
                 if check_dns_err: